topic stringlengths 1 63 | text stringlengths 1 577k ⌀ |
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Consumo de recurso | Ejemplo:
[code=fw:20tpgyon]<div class="fw" id="{CB}" style="font-family: monospace;"><br /><span style="color: #00C800;">function</span> Main<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> oWnd, oTabs1, oBtn<br /><br /> SetResDebug<span style="color: #000000;">(</span> .t. <span style="color: #000000;">)</span><br /><br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">WINDOW</span> oWnd <span style="color: #0000ff;">TITLE</span> <span style="color: #ff0000;">"Testing FiveWin Tabs"</span> ;<br /> <span style="color: #0000ff;">COLOR</span> CLR_WHITE, CLR_BLUE<br /><br /> @ <span style="color: #000000;">8</span>, <span style="color: #000000;">0</span> TABS oTabs1 <span style="color: #0000ff;">PROMPTS</span> <span style="color: #ff0000;">"&One"</span>, <span style="color: #ff0000;">"&Two"</span>, <span style="color: #ff0000;">"T&hree"</span>, <span style="color: #ff0000;">"&Four"</span> <span style="color: #0000ff;">OF</span> oWnd ;<br /> <span style="color: #0000ff;">BITMAPS</span> <span style="color: #ff0000;">"..<span style="color: #000000;">\b</span>itmaps<span style="color: #000000;">\1</span>6x16<span style="color: #000000;">\p</span>eople.bmp"</span>, <span style="color: #ff0000;">"..<span style="color: #000000;">\b</span>itmaps<span style="color: #000000;">\1</span>6x16<span style="color: #000000;">\o</span>pen2.bmp"</span>,;<br /> <span style="color: #ff0000;">"..<span style="color: #000000;">\b</span>itmaps<span style="color: #000000;">\1</span>6x16<span style="color: #000000;">\p</span>rint.bmp"</span>, <span style="color: #ff0000;">"..<span style="color: #000000;">\b</span>itmaps<span style="color: #000000;">\1</span>6x16<span style="color: #000000;">\z</span>oom2.bmp"</span> ;<br /> <span style="color: #0000ff;">ACTION</span> oWnd:<span style="color: #0000ff;">Say</span><span style="color: #000000;">(</span> <span style="color: #000000;">5</span>, <span style="color: #000000;">5</span>, oTabs1:<span style="color: #000000;">nOption</span> <span style="color: #000000;">)</span><br /> <br /> oWnd:<span style="color: #000000;">oTop</span> = oTabs1<br /><br /> @ <span style="color: #000000;">5</span>, <span style="color: #000000;">5</span> <span style="color: #0000ff;">BUTTON</span> oBtn <span style="color: #0000ff;">OF</span> oWnd <span style="color: #0000ff;">Size</span> <span style="color: #000000;">50</span>, <span style="color: #000000;">50</span> <span style="color: #0000ff;">Action</span> oTabs1:<span style="color: #000000;">AddItem</span><span style="color: #000000;">(</span><span style="color: #ff0000;">'Five'</span><span style="color: #000000;">)</span><br /><br /> <br /> <span style="color: #0000ff;">ACTIVATE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /> <br /> FERASE<span style="color: #000000;">(</span><span style="color: #ff0000;">"CHECKRES.TXT"</span><span style="color: #000000;">)</span><br /> CHECKRES<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /> </div>[/code:20tpgyon]
Si ejecutamos este ejemplo y luego lo cerramos, obtenemos como resultado en checkres.txt lo siguiente:
[code=fw:20tpgyon]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #000000;">02</span>/<span style="color: #000000;">07</span>/<span style="color: #000000;">11</span> <span style="color: #000000;">12</span>:<span style="color: #000000;">30</span>:<span style="color: #000000;">57</span>: <span style="color: #0000ff;">FONT</span>,<span style="color: #000000;">-1593173209</span>,TTABS:<span style="color: #00C800;">NEW</span><span style="color: #000000;">(</span><span style="color: #000000;">177</span><span style="color: #000000;">)</span>->MAIN<span style="color: #000000;">(</span><span style="color: #000000;">19</span><span style="color: #000000;">)</span><br /> <br /><span style="color: #000000;">02</span>/<span style="color: #000000;">07</span>/<span style="color: #000000;">11</span> <span style="color: #000000;">12</span>:<span style="color: #000000;">30</span>:<span style="color: #000000;">57</span>: ==================================================================================================== <br /> </div>[/code:20tpgyon]
No deja rasto de las imagenes usadas.
Ahora ejecutamos el ejemplo y pulsamos en el botón, que lo único que hace es añadir una nueva pestaña al tabs. Al cerrar la aplicación obtenemos lo siguiente:
[code=fw:20tpgyon]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #000000;">02</span>/<span style="color: #000000;">07</span>/<span style="color: #000000;">11</span> <span style="color: #000000;">12</span>:<span style="color: #000000;">33</span>:<span style="color: #000000;">05</span>: <span style="color: #0000ff;">FONT</span>,<span style="color: #000000;">-1207297722</span>,TTABS:<span style="color: #00C800;">NEW</span><span style="color: #000000;">(</span><span style="color: #000000;">177</span><span style="color: #000000;">)</span>->MAIN<span style="color: #000000;">(</span><span style="color: #000000;">19</span><span style="color: #000000;">)</span><br /> <br /><span style="color: #000000;">02</span>/<span style="color: #000000;">07</span>/<span style="color: #000000;">11</span> <span style="color: #000000;">12</span>:<span style="color: #000000;">33</span>:<span style="color: #000000;">05</span>: <span style="color: #000000;">BMP</span>,<span style="color: #000000;">-284879290</span>,TTABS:<span style="color: #00C800;">NEW</span><span style="color: #000000;">(</span><span style="color: #000000;">198</span><span style="color: #000000;">)</span>->MAIN<span style="color: #000000;">(</span><span style="color: #000000;">19</span><span style="color: #000000;">)</span><br /> <br /><span style="color: #000000;">02</span>/<span style="color: #000000;">07</span>/<span style="color: #000000;">11</span> <span style="color: #000000;">12</span>:<span style="color: #000000;">33</span>:<span style="color: #000000;">05</span>: <span style="color: #000000;">BMP</span>,<span style="color: #000000;">1728388266</span>,TTABS:<span style="color: #00C800;">NEW</span><span style="color: #000000;">(</span><span style="color: #000000;">198</span><span style="color: #000000;">)</span>->MAIN<span style="color: #000000;">(</span><span style="color: #000000;">19</span><span style="color: #000000;">)</span><br /> <br /><span style="color: #000000;">02</span>/<span style="color: #000000;">07</span>/<span style="color: #000000;">11</span> <span style="color: #000000;">12</span>:<span style="color: #000000;">33</span>:<span style="color: #000000;">05</span>: <span style="color: #000000;">BMP</span>,<span style="color: #000000;">1476731723</span>,TTABS:<span style="color: #00C800;">NEW</span><span style="color: #000000;">(</span><span style="color: #000000;">198</span><span style="color: #000000;">)</span>->MAIN<span style="color: #000000;">(</span><span style="color: #000000;">19</span><span style="color: #000000;">)</span><br /> <br /><span style="color: #000000;">02</span>/<span style="color: #000000;">07</span>/<span style="color: #000000;">11</span> <span style="color: #000000;">12</span>:<span style="color: #000000;">33</span>:<span style="color: #000000;">05</span>: <span style="color: #000000;">BMP</span>,<span style="color: #000000;">33890123</span>,TTABS:<span style="color: #00C800;">NEW</span><span style="color: #000000;">(</span><span style="color: #000000;">198</span><span style="color: #000000;">)</span>->MAIN<span style="color: #000000;">(</span><span style="color: #000000;">19</span><span style="color: #000000;">)</span><br /> <br /><span style="color: #000000;">02</span>/<span style="color: #000000;">07</span>/<span style="color: #000000;">11</span> <span style="color: #000000;">12</span>:<span style="color: #000000;">33</span>:<span style="color: #000000;">05</span>: ==================================================================================================== <br /> </div>[/code:20tpgyon]
El motivo es que en el método AddItem se llama al método Default
[code=fw:20tpgyon]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #00C800;">METHOD</span> AddItem<span style="color: #000000;">(</span> cItem <span style="color: #000000;">)</span> <span style="color: #00C800;">CLASS</span> TTabs<br /><br />...<br /> ::<span style="color: #00C800;">Default</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br />...<br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /> </div>[/code:20tpgyon]
Y en el método default vuelve a recargar las imagenes sin controlar si estas ya estaban cargadas en ahBitmaps:
[code=fw:20tpgyon]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #00C800;">METHOD</span> <span style="color: #00C800;">Default</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span> <span style="color: #00C800;">CLASS</span> TTabs<br />...<br /> ::<span style="color: #000000;">ahBitmaps</span> = Array<span style="color: #000000;">(</span> <span style="color: #0000ff;">Max</span><span style="color: #000000;">(</span> Len<span style="color: #000000;">(</span> ::<span style="color: #000000;">acBitmaps</span> <span style="color: #000000;">)</span>, Len<span style="color: #000000;">(</span> ::<span style="color: #000000;">aPrompts</span> <span style="color: #000000;">)</span> <span style="color: #000000;">)</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">for</span> n = <span style="color: #000000;">1</span> <span style="color: #0000ff;">to</span> Len<span style="color: #000000;">(</span> ::<span style="color: #000000;">acBitmaps</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">if</span> ValType<span style="color: #000000;">(</span> ::<span style="color: #000000;">acBitmaps</span><span style="color: #000000;">[</span> n <span style="color: #000000;">]</span> <span style="color: #000000;">)</span> == <span style="color: #ff0000;">"C"</span><br /> <span style="color: #00C800;">if</span> File<span style="color: #000000;">(</span> ::<span style="color: #000000;">acBitmaps</span><span style="color: #000000;">[</span> n <span style="color: #000000;">]</span> <span style="color: #000000;">)</span><br /> ::<span style="color: #000000;">ahBitmaps</span><span style="color: #000000;">[</span> n <span style="color: #000000;">]</span> = ReadBitmap<span style="color: #000000;">(</span> <span style="color: #000000;">0</span>, ::<span style="color: #000000;">acBitmaps</span><span style="color: #000000;">[</span> n <span style="color: #000000;">]</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">else</span><br /> ::<span style="color: #000000;">ahBitmaps</span><span style="color: #000000;">[</span> n <span style="color: #000000;">]</span> = LoadBitmap<span style="color: #000000;">(</span> GetResources<span style="color: #000000;">(</span><span style="color: #000000;">)</span>, ::<span style="color: #000000;">acBitmaps</span><span style="color: #000000;">[</span> n <span style="color: #000000;">]</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">endif</span><br /> <span style="color: #00C800;">endif</span><br /> <span style="color: #00C800;">next</span><br />...<br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /> </div>[/code:20tpgyon] |
Consumo de recurso | Thank you for the explanation and suggestions.
Fixed in release 11.1 |
Contabilità | Ho bisogno di delucidazioni in merito ad una contabilità di tipo Partita doppia:
io ho un piano contabile con conti e sottoconti.
quando aggiungo un clinete devo creare un conto clinete dentro al piano dei conti se per esempio il conto clineti è 2001 il sottoconto diventa 2001001 potrebbe andare bene ?
lo stesso per i fornitori ?
nella dialog per inserimento della prima nota come posso fare per accorpare ad una certa causale tot conti da movimentare ?
grazie |
Contabilità | Per quanto riguarda la divisone conti/sottoconti può andare bene. Considera però che una contabilità "fiscale" deve prevedere una strutturazione più formale tipo gruppo/mastro/conto/sottoconto, ma a questo punto tanto vale orientarsi o orientare il committente verso un prodotto già pronto. Tempo fa realizzai una contabilità del genere per uno studio commerciale, ma c'era il supporto del commercialista che aveva scribacchiato qualcosa in clipper ( si credeva un programmatore !!! ). Ti assicuro che ormai non vale più la pena cimentarsi in opere del genere. Ho visto prodotti ( ad esempio TeamSystem ) che fanno diventare ragioniere anche chi non lo è ! Se invece il lavoro si limita ad una contabilità non fiscale allora .... buon lavoro.
Per quanto riguarda la gestione della prima nota potresti strutturare così :
due dbf in relazione padre-figli. Il padre è il movimento con data, causale, totali dare-avere, ecc. , mentre i figli sono i movimenti dei singoli conti o in dare o in avere.
Fammi sapere, ciao. |
Contabilità | mi piacerebbe discorrere con te di questo anche perché io in verità ho qualcosa sottomano e vo
evo sapere da uno esperto del settore se posso adattarlo ad una semplice contabilità di PD
posso scriverti in privato? |
Contact César E. Lozada | CAN U SEND TXTTO SPEECK TO MY PRIVATE E MAIL
BECAUSE i LOSE IT
------------------- |
Contactar con Víctor Manuel Tomás | Hola Victor desde España, necesito contactar contigo.Mi correo es: <!-- e --><a href="mailto:joseluis@mancomputer.com">joseluis@mancomputer.com</a><!-- e -->Se que este no es el sitio pero tengo unos obj suyos a 16 bits y tengo que ponerme en contacto con él para comentar unos temas que acabo de pasarme a Habour. |
Contactar con Víctor Manuel Tomás | [quote="Garbi":2ofgsm15]Hola Victor desde España, necesito contactar contigo.
Mi correo es: <!-- e --><a href="mailto:joseluis@mancomputer.com">joseluis@mancomputer.com</a><!-- e -->
Se que este no es el sitio pero tengo unos obj suyos a 16 bits y tengo que ponerme en contacto con él para comentar unos temas que acabo de pasarme a Habour.[/quote:2ofgsm15]Amigo que tal, Feliz con el triunfo de la roja en le Euro ?Estoy a tus ordenes, mi cuenta de correo es vykthor at hotmail dot com <!-- s:-) --><img src="{SMILIES_PATH}/icon_smile.gif" alt=":-)" title="Smile" /><!-- s:-) --> |
Contactar con Víctor Manuel Tomás | Te envio un correo a hotmail.Gracias y muy contento de que estes ahi.Maestro |
Contactar con xManuel | Buenos días Foro:
Sabeis un correo para contactar con xManuel?
Muchas Gracias |
Contactar con xManuel | Dime Mike...
Vas a venir por Sevilla?
<!-- s:D --><img src="{SMILIES_PATH}/icon_biggrin.gif" alt=":D" title="Very Happy" /><!-- s:D --> |
Contactar con xManuel | Buenas Manu, me alegro de saludarte:
Era para hacerte una serie de consultas, pero el correo que tengo tuyo era de terra y este ya no esta operativo. Necesitaría comentarte unas cosas. Si puedes, envíame un correo a <!-- e --><a href="mailto:mserracat@gmail.com">mserracat@gmail.com</a><!-- e --> y nos ponemos en contacto. Ahora voy solo a Sevilla por temas de clientes. A ver si un día salgo con tiempo y nos vemos.
Un Saludo, |
Contactar con xManuel | OK... <!-- s:D --><img src="{SMILIES_PATH}/icon_biggrin.gif" alt=":D" title="Very Happy" /><!-- s:D --> |
Contacting Timm Sodtalbers for EasyReports | Hello,
Is anyone has been able to contact Timm Sodtalbers.
I'am using EasyReports for one customer, but there is a bug in EasyReports. I have send this bug in february to him and he told me that he will fix it. Then I resend it a few time but I don't get a responce.
Regards,
Marc |
Contacting Timm Sodtalbers for EasyReports | Marc,
You may try it again. I emailed him past 20 Oct, and got his answer on the same day. |
Contacto con Armando | Buenos dias Foro
Alguien tiene el correo de Armando de Toluca Mexico
Muchas gracias de antemano
Jairo Barbosa |
Contacto con Armando | Hola Jairo:
A tus órdenes en <!-- e --><a href="mailto:estbucarm@gmail.com">estbucarm@gmail.com</a><!-- e -->
Saludos |
Contacto con Jorge Mason WinAsp | Alguien sabe como entrar en contacto con Jorge Mason, ya que traté de comprar su producto WinAsp en su página y no están activos los medios de pago en la sección "comprar"Saludos Cordiales a todos |
Contacto con Jorge Mason WinAsp | Una pregunta, lograste localizar a Jorge Mason? |
Contacto con Jorge Mason WinAsp | Hola, me parece que JMason libero su WinAsp,,,,
Salu2 |
Contar caracteres de un string | Hola a todos,
A ver si me refrescan la memoria.
Como puedo contar el número de veces que aparece un caracter en un string?
Pregunta de novato pero es que no doy con ella.
Muchas gracias, |
Contar caracteres de un string | No tiene mucho que ver, pero tal vez puedas adaptar esta función a lo que necesitas:
[code=fw:3pqipv3l]<div class="fw" id="{CB}" style="font-family: monospace;"><br />*************************************************<br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">FUNCTION</span> QUITAACENTO<span style="color: #000000;">(</span>cLiteral<span style="color: #000000;">)</span><br />************************************************<br /><span style="color: #00C800;">Local</span> cTexto:=ALLTRIM<span style="color: #000000;">(</span>cLiteral<span style="color: #000000;">)</span><br /><span style="color: #00C800;">Local</span> totalcaracteres:= LEN<span style="color: #000000;">(</span>ALLTRIM<span style="color: #000000;">(</span>cTexto<span style="color: #000000;">)</span><span style="color: #000000;">)</span><br /><span style="color: #00C800;">LOCAL</span> lugarcaracter:=<span style="color: #000000;">1</span><br /><span style="color: #00C800;">LOCAL</span> caracter<br /><span style="color: #00C800;">LOCAL</span> nuevocaracter<br /> <span style="color: #B900B9;">//</span><br /> <span style="color: #00C800;">WHILE</span> lugarcaracter < totalcaracteres<br /> caracter = <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cTexto,lugarcaracter,<span style="color: #000000;">1</span><span style="color: #000000;">)</span><br /> <span style="color: #B900B9;">//</span><br /> <span style="color: #00C800;">IF</span> caracter = <span style="color: #ff0000;">"?"</span><br /> nuevocaracter=<span style="color: #ff0000;">"Ñ"</span><br /> ELSEIF caracter =<span style="color: #ff0000;">" "</span><br /> nuevocaracter=<span style="color: #ff0000;">" "</span><br /> <span style="color: #00C800;">ELSE</span><br /> nuevocaracter=caracter<br /> <span style="color: #00C800;">ENDIF</span><br /> <span style="color: #B900B9;">//</span><br /> cTexto=STUFF<span style="color: #000000;">(</span>cTexto,lugarcaracter,<span style="color: #000000;">1</span>,nuevocaracter<span style="color: #000000;">)</span><br /> lugarcaracter++<br /> END <span style="color: #00C800;">WHILE</span><br /> <span style="color: #B900B9;">//</span><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span> cTexto <span style="color: #000000;">)</span><br /> </div>[/code:3pqipv3l] |
Contar caracteres de un string | Mira este hilo
<!-- l --><a class="postlink-local" href="http://forums.fivetechsupport.com/viewtopic.php?f=3&t=23488&start=0&hilit=token">viewtopic.php?f=3&t=23488&start=0&hilit=token</a><!-- l --> |
Contar caracteres de un string | Carlos,
Puedes usar la funcion NumAt(cSearch, cString)
Saludos,
George |
Contar caracteres de un string | Muchas gracias a todos.
La solución es la que propone George,
funcion NumAt(cSearch, cString) |
Contar caracteres de un string | Hola he visto esta función y la verdad me es muy útil, recuerdo haberme inventado una hace años y de haber sabido de ésta la hubiera utilizado.
Pero mi pregunta es la siguiente: teniendo una string ya sea en una variable o en un browse existe la posibilidad de resaltar esa palabra buscada?
Ej:
cString:="En la ciudad de Venado Tuerto vive Marcelo Roggeri, su hermano Mario Roggeri vive en otra ciudad"
cSearch:="Roggeri"
Al mostrar la cString me gustaría saber si se puede resaltar en negrita o fondo de otro color de la siguiente manera:
cString:="En la ciudad de Venado Tuerto vive Marcelo [b:37qd2sir][color=#FF0000:37qd2sir]Roggeri[/color:37qd2sir][/b:37qd2sir], su hermano Mario [b:37qd2sir][color=#FF0000:37qd2sir]Roggeri[/color:37qd2sir] [/b:37qd2sir]vive en otra ciudad"
Cantidad de palabras encontradas = 2
Algo asi se podrá?
Saludos
Marcelo |
Contar caracteres de un string | richedit, html, Scintilla.
dificil en un browse |
Contar caracteres de un string | Mira la clase TTagCloud. Hace algo parecido.
Un saludo |
Contar numero de instancias de la aplicación (Solucionado) | Hola buenas tardes
Quería saber si podemos saber el numero de instancias de la aplicación que están abiertas en un momento determinado?
De antemano gracias |
Contar numero de instancias de la aplicación (Solucionado) | Estimado Leandro,
[code=fw:2x0kmqne]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"FiveWin.ch"</span><br /><br /><span style="color: #00C800;">function</span> Main<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> nFWHApps := <span style="color: #000000;">0</span><br /><br /> EnumWindows<span style="color: #000000;">(</span> <span style="color: #000000;">{</span> | hWnd | <span style="color: #00C800;">If</span><span style="color: #000000;">(</span> GetClassName<span style="color: #000000;">(</span> hWnd <span style="color: #000000;">)</span> == <span style="color: #ff0000;">"TWINDOW"</span>, nFWHApps++, <span style="color: #000000;">)</span> <span style="color: #000000;">}</span> <span style="color: #000000;">)</span><br /><br /> <span style="color: #0000ff;">MsgInfo</span><span style="color: #000000;">(</span> nFWHApps <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span> </div>[/code:2x0kmqne] |
Contar numero de instancias de la aplicación (Solucionado) | Hi,
[url:3hshnx7o]https://forums.fivetechsupport.com/viewtopic.php?f=3&t=41778&hilit=How+Many+App&start=0&sid=694288c4b3f3db24bffbc86bcded3f3c[/url:3hshnx7o] |
Contar numero de instancias de la aplicación (Solucionado) | [quote="leandro":r5ela0j3]Hola buenas tardes
Quería saber si podemos saber el numero de instancias de la aplicación que están abiertas en un momento determinado?
De antemano gracias[/quote:r5ela0j3]
Leandro, prueba esto enviando a la function el titulo o parte del titulo de la aplicacion
[code=fw:r5ela0j3]<div class="fw" id="{CB}" style="font-family: monospace;"><br /><span style="color: #00C800;">Function</span> FindWndCount<span style="color: #000000;">(</span> cTitle <span style="color: #000000;">)</span> <br /><br /> <span style="color: #00C800;">local</span> hWnd := GetWindow<span style="color: #000000;">(</span> GetDesktopWindow<span style="color: #000000;">(</span><span style="color: #000000;">)</span>, GW_CHILD <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">local</span> nCount := <span style="color: #000000;">0</span><br /><br /> <span style="color: #00C800;">while</span> hWnd != <span style="color: #000000;">0</span> <br /> <span style="color: #00C800;">if</span> Upper<span style="color: #000000;">(</span> cTitle <span style="color: #000000;">)</span> $ Upper<span style="color: #000000;">(</span> GetWindowText<span style="color: #000000;">(</span> hWnd <span style="color: #000000;">)</span> <span style="color: #000000;">)</span> <br /> nCount++<br /> <span style="color: #00C800;">endif</span> <br /> hWnd := GetWindow<span style="color: #000000;">(</span> hWnd, GW_HWNDNEXT <span style="color: #000000;">)</span> <br /> end <br /><br /><span style="color: #00C800;">return</span> nCount<br /> </div>[/code:r5ela0j3] |
Contar numero de instancias de la aplicación (Solucionado) | [code=fw:1j9d280l]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"FiveWin.ch"</span><br /><br /><span style="color: #00C800;">function</span> Main<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> nFWHApps := <span style="color: #000000;">0</span><br /><br /> EnumWindows<span style="color: #000000;">(</span> <span style="color: #000000;">{</span> | hWnd | <span style="color: #00C800;">If</span><span style="color: #000000;">(</span> GetClassName<span style="color: #000000;">(</span> hWnd <span style="color: #000000;">)</span> $ <span style="color: #ff0000;">"TWINDOW;TMDIFRAME"</span>, nFWHApps++, <span style="color: #000000;">)</span> <span style="color: #000000;">}</span> <span style="color: #000000;">)</span><br /><br /> <span style="color: #0000ff;">MsgInfo</span><span style="color: #000000;">(</span> nFWHApps <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span></div>[/code:1j9d280l] |
Contar numero de instancias de la aplicación (Solucionado) | y que PCS de la red tienen abierto la app.exe <!-- s:?: --><img src="{SMILIES_PATH}/icon_question.gif" alt=":?:" title="Question" /><!-- s:?: --> |
Contar numero de instancias de la aplicación (Solucionado) | Antonio, Cristóbal, gracias maestros por las respuestas.
Era lo que necesitábamos. |
Contar registros | Hola amigos
Que funcion cuenta los registros de una base filtrada con Scope
He intentado con Recount(), (dbGoBottom(),Recno())
El resultado es todos los registros.
Gracias por la ayuda
Saludos,
Adhemar |
Contar registros | Hola
Si utilizas ADS, la funcion es
[code=fw:bpuxpbtz]<div class="fw" id="{CB}" style="font-family: monospace;">adsKeyNo<span style="color: #000000;">(</span> ,, <span style="color: #000000;">3</span> <span style="color: #000000;">)</span> <span style="color: #000000;">)</span></div>[/code:bpuxpbtz] |
Contar registros | Gracias Patricio
Lo solucioné con
dbGoBottom()
OrdKeyNo()
Saludos,
Adhemar |
Contar registros | Adhemar,
Te pego la pagina de OrdKeyCount(), es lo que buscas. Respeta scopes, no respeta filtros.
ORDKEYCOUNT()
Return the number of keys in an order
------------------------------------------------------------------------------
Syntax
ORDKEYCOUNT([<cOrder> | <nPosition>],
[<cIndexFile>]) --> nKeys
Arguments
<cOrder> | <nPosition> is the name of the order or a number
representing its position in the order list. Using the order name is
the preferred method since the position may be difficult to determine
using multiple-order index files. If omitted or NIL, the controlling
order is assumed.
Specifying an invalid order will raise a runtime error.
<cIndexFile> is the name of an index file, including an optional
drive and directory (no extension should be specified). Use this
argument with <cOrder> to remove ambiguity when there are two or more
orders with the same name in different index files.
If <cIndexFile> is not open by the current process, a runtime error is
raised.
Returns
ORDKEYCOUNT() returns the number of keys in the specified order.
Description
ORDKEYCOUNT() counts the keys in the specified order and returns the
result as a numeric value. If the order is not conditional and no scope
has been set for it, ORDKEYCOUNT() is identical to RECCOUNT(), returning
the number of records in the database file. However, for a conditional
order, there may be fewer keys than there are records, since some
records may not meet the order's for condition or may not fall inside
the scope specified by ORDSCOPE()--in counting the keys, ORDKEYCOUNT()
respects the currently defined scope and for condition.
By default, this function operates on the currently selected work area.
It will operate on an unselected work area if you specify it as part of
an aliased expression.
Examples
¦ This example demonstrates using ORDKEYCOUNT() with various
orders:
USE customer
// Assume 1000 total records,
// 500 less than thirty years old, and
// 895 making less than 50,000
INDEX ON Age TO Age
INDEX ON First TO First FOR Age < 30
INDEX ON Last TO Last FOR Salary < 50000
// Age is the controlling order
SET INDEX TO Age, First, Last
? RECCOUNT() // Result: 1000
? ORDKEYCOUNT() // Result: 1000
? ORDKEYCOUNT("First") // Result: 500
? ORDKEYCOUNT(3) // Result: 895
Files Library is CLIPPER.LIB. |
Contar registros | Gracias Carlos,
Esa funcion buscaba.
Saludos,
Adhemar |
Contar un caracter en archivo de texto | Distinguidos
Se puede contar un carácter especifico de un archivo de texto, Ej. contar cuantos Chr(12) saltos de página existen, sin necesidad de recorrer línea a línea todo el archivo.
Gracias por la ayuda.
Saludos,
Adhemar |
Contar un caracter en archivo de texto | Holá, algo asi?
[code=fw:1tk7exzh]<div class="fw" id="{CB}" style="font-family: monospace;"><br />v_busca=<span style="color: #ff0000;">"CHR12"</span><br />v_handle=fopen<span style="color: #000000;">(</span><span style="color: #ff0000;">"arquivo.txt"</span><span style="color: #000000;">)</span><br />v_tamanho=fseek<span style="color: #000000;">(</span>v_handle,<span style="color: #000000;">0</span>,<span style="color: #000000;">2</span><span style="color: #000000;">)</span> <span style="color: #B900B9;">// pega tamanho do arquivo</span><br />fseek<span style="color: #000000;">(</span>v_handle,<span style="color: #000000;">0</span>,<span style="color: #000000;">0</span><span style="color: #000000;">)</span><br />v_lbusca=len<span style="color: #000000;">(</span>v_busca<span style="color: #000000;">)</span><br /><span style="color: #00C800;">do</span> <span style="color: #00C800;">while</span> .t.<br /> v_buffer=space<span style="color: #000000;">(</span>v_lbusca<span style="color: #000000;">)</span><br /> v_lidos=fread<span style="color: #000000;">(</span>v_handle,@v_buffer,v_lbusca<span style="color: #000000;">)</span><br /> <span style="color: #00C800;">if</span> v_lidos < v_lbusca<br /> exit<br /> <span style="color: #00C800;">endif</span><br /> <span style="color: #00C800;">if</span> v_buffer = v_busca<br /> v_pos=fseek<span style="color: #000000;">(</span>v_handle,<span style="color: #000000;">0</span>,<span style="color: #000000;">1</span><span style="color: #000000;">)</span><br /> exit<br /> <span style="color: #00C800;">endif</span><br /><span style="color: #00C800;">enddo</span><br />? <span style="color: #ff0000;">"a posição da string no arquivo é em"</span><br />? v_pos<br />fclose<span style="color: #000000;">(</span>v_handle<span style="color: #000000;">)</span><br /> </div>[/code:1tk7exzh]
ó talbez, HB_ATokens()
Saluz |
Contar un caracter en archivo de texto | Lo hago asi:
[code=fw:mwbfv7zd]<div class="fw" id="{CB}" style="font-family: monospace;"><br /> oFile:= TTxtFile<span style="color: #000000;">(</span><span style="color: #000000;">)</span>:<span style="color: #00C800;">New</span><span style="color: #000000;">(</span> cFile <span style="color: #000000;">)</span><br /> <br /> <span style="color: #00C800;">Do</span> <span style="color: #00C800;">while</span> !oFile:<span style="color: #000000;">EOF</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> cLinea :=oFile:<span style="color: #000000;">ReadLine</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">IF</span> <span style="color: #00C800;">At</span><span style="color: #000000;">(</span>Chr<span style="color: #000000;">(</span><span style="color: #000000;">12</span><span style="color: #000000;">)</span>,cLinea<span style="color: #000000;">)</span>><span style="color: #000000;">0</span><br /> <span style="color: #00C800;">If</span> !oFile:<span style="color: #000000;">EOF</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> nPagTot++<br /> Endi<br /> Endi<br /> oFile:<span style="color: #000000;">Skip</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">EndDo</span><br /> oFile:<span style="color: #000000;">End</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> </div>[/code:mwbfv7zd]
Funciona, pero creo que tarda.
Y como se hace para cargar un archivo de texto a una tabla para mostrarla con xBrowse sin necesidad de cargar línea a línea.
Gracias
Saludos,
Adhemar |
Contar un caracter en archivo de texto | Adhemar,
Puedes usar la function StrCharCount( cString, cChar ) --> nTimes de FWH está implementada en C y es muy rapida <!-- s:-) --><img src="{SMILIES_PATH}/icon_smile.gif" alt=":-)" title="Smile" /><!-- s:-) -->
Ojo que cChar ha de ser de tipo cadena, ej: Chr( 12 ) |
Contar un caracter en archivo de texto | Adhemar,
Tu pregunta me ha hecho recordar el código que publicó Rick Spence para hacer browse de un texto sin importar la longitud que este tenga <!-- s:-) --><img src="{SMILIES_PATH}/icon_smile.gif" alt=":-)" title="Smile" /><!-- s:-) -->
La lógica está aqui, solo habria que adaptarlo para usar un TXBrowse.
[code=fw:33mqx4gx]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: BrowText() ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 12, 1994 ?<br />¦? ?<br />¦? Notes.........: Browsing of a text file. ?<br />¦? ?<br />¦? ?<br />¦? Parameters....: nTop NUMERIC ?<br />¦? Top Row Position on Screen ?<br />¦? nLeft NUMERIC ?<br />¦? Left Column Position on Screen ?<br />¦? nBottom NUMERIC ?<br />¦? Bottom Row Position on Screen ?<br />¦? nRight NUMERIC ?<br />¦? Right Column Position on Screen ?<br />¦? cFileName CHARACTER ?<br />¦? Name of file to browse ?<br />¦? [lFrame] LOGICAL ?<br />¦? Display a frame around the browse window ?<br />¦? ?<br />¦? Returns.......: NIL ?<br />¦? ?<br />¦? Functions.....: FileInit(), Skipper(), GetLast(), ?<br />¦? GetFirst(), GoPrevLn(), GoNextLn(), ?<br />¦? FReadLn(), TBrowse(), StdMeth() ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"inkey.ch"</span><br /><br />#xtranslate <span style="color: #00C800;">FALSE</span> => .F.<br />#xtranslate <span style="color: #00C800;">TRUE</span> => .T.<br />#xtranslate CR => Chr<span style="color: #000000;">(</span><span style="color: #000000;">13</span><span style="color: #000000;">)</span><br />#xtranslate LF => Chr<span style="color: #000000;">(</span><span style="color: #000000;">10</span><span style="color: #000000;">)</span><br />#xtranslate CRLF => CR + LF<br /><br />#command <span style="color: #00C800;">DEFAULT</span> <variable1> <span style="color: #0000ff;">TO</span> <value1> <span style="color: #000000;">[</span>, <variableN> <span style="color: #0000ff;">TO</span> <valueN> <span style="color: #000000;">]</span> => ;<br /> <span style="color: #00C800;">IF</span> <variable1> == <span style="color: #00C800;">NIL</span>; <variable1> := <value1>; END;<br /> <span style="color: #000000;">[</span>; <span style="color: #00C800;">IF</span> <variableN> == <span style="color: #00C800;">NIL</span>; <variableN> := <valueN>; END <span style="color: #000000;">]</span><br /><br /><br /><span style="color: #00C800;">STATIC</span> cLine, ; <span style="color: #B900B9;">// Current Line</span><br /> nFileSize <span style="color: #B900B9;">// File Size</span><br /><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"fileio.ch"</span><br /><br /><span style="color: #00D7D7;">#define</span> FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span> FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">0</span>, FS_RELATIVE<span style="color: #000000;">)</span><br /><br /><span style="color: #00D7D7;">#define</span> MAX_LINE_LEN <span style="color: #000000;">256</span><br /><br /><span style="color: #00C800;">FUNCTION</span> BrowText<span style="color: #000000;">(</span> nTop, nLeft, nBottom, nRight, cFileName, lFrame <span style="color: #000000;">)</span><br /><span style="color: #00C800;">LOCAL</span> oBrowse, ; <span style="color: #B900B9;">// Browse Object</span><br /> oCol, ; <span style="color: #B900B9;">// Browse Column Object</span><br /> nHandle <span style="color: #B900B9;">// File Handle</span><br /><br /><span style="color: #00C800;">DEFAULT</span> nTop <span style="color: #0000ff;">TO</span> <span style="color: #000000;">0</span>, nLeft <span style="color: #0000ff;">TO</span> <span style="color: #000000;">0</span>, nBottom <span style="color: #0000ff;">TO</span> MAXROW<span style="color: #000000;">(</span><span style="color: #000000;">)</span>, nRight <span style="color: #0000ff;">TO</span> MAXCOL<span style="color: #000000;">(</span><span style="color: #000000;">)</span>, ;<br /> lFrame <span style="color: #0000ff;">TO</span> <span style="color: #00C800;">TRUE</span><br /><br /><span style="color: #B900B9;">// Open the file</span><br />nHandle := FileInit<span style="color: #000000;">(</span>cFileName<span style="color: #000000;">)</span><br /><span style="color: #00C800;">IF</span> nHandle == <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">RETURN</span> <span style="color: #00C800;">NIL</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #B900B9;">// Display the frame adjust the coordinates for the browse object</span><br /><span style="color: #00C800;">IF</span> lFrame<br /><br /> DISPBOX<span style="color: #000000;">(</span>nTop, nLeft, nBottom, nRight<span style="color: #000000;">)</span><br /> nTop++<br /> nLeft++<br /> nBottom--<br /> nRight--<br /><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #B900B9;">// Create the browse object</span><br />oBrowse := TBROWSENEW<span style="color: #000000;">(</span>nTop, nLeft, nBottom, nRight<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// Create the first column object</span><br />oCol := TBCOLUMNNEW<span style="color: #000000;">(</span>, <span style="color: #000000;">{</span>|| cLine <span style="color: #000000;">}</span><span style="color: #000000;">)</span><br />oCol:<span style="color: #000000;">width</span> := <span style="color: #000000;">(</span>nRight - nLeft<span style="color: #000000;">)</span> + <span style="color: #000000;">1</span><br />oBrowse:<span style="color: #000000;">addColumn</span><span style="color: #000000;">(</span>oCol<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// Create the second column object</span><br />oCol := TBCOLUMNNEW<span style="color: #000000;">(</span>, <span style="color: #000000;">{</span>|| <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cLine, <span style="color: #000000;">(</span>nRight - nLeft<span style="color: #000000;">)</span> + <span style="color: #000000;">2</span><span style="color: #000000;">)</span> <span style="color: #000000;">}</span><span style="color: #000000;">)</span><br />oCol:<span style="color: #000000;">width</span> := <span style="color: #000000;">(</span>nRight - nLeft<span style="color: #000000;">)</span> + <span style="color: #000000;">1</span><br />oBrowse:<span style="color: #000000;">addColumn</span><span style="color: #000000;">(</span>oCol<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// Browse movement blocks</span><br />oBrowse:<span style="color: #000000;">goBottomBlock</span> := <span style="color: #000000;">{</span>|| GetLast<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br />oBrowse:<span style="color: #000000;">goTopBlock</span> := <span style="color: #000000;">{</span>|| GetFirst<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br />oBrowse:<span style="color: #000000;">skipBlock</span> := <span style="color: #000000;">{</span>|n| Skipper<span style="color: #000000;">(</span>n, nHandle<span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /><br /><span style="color: #B900B9;">// Activate it...</span><br />TBrowse<span style="color: #000000;">(</span>oBrowse<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// Close the file</span><br />FCLOSE<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #00C800;">NIL</span><br /><br /><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: Skipper() ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 10, 1994 ?<br />¦? ?<br />¦? Notes.........: Attempts to skip a specified number of rows in the ?<br />¦? browse window. ?<br />¦? ?<br />¦? ?<br />¦? Parameters....: nSkip NUMERIC ?<br />¦? Number of rows to skip ?<br />¦? nHandle NUMERIC ?<br />¦? File Handle ?<br />¦? ?<br />¦? ?<br />¦? Returns.......: Number of rows successfully skipped ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> Skipper<span style="color: #000000;">(</span> nSkip, nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nSkipped := <span style="color: #000000;">0</span><br /><br /><span style="color: #B900B9;">// Skip down </span><br /><span style="color: #00C800;">IF</span> nSkip > <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">DO</span> <span style="color: #00C800;">WHILE</span> nSkipped != nSkip .AND. GoNextLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /> nSkipped++<br /> <span style="color: #00C800;">ENDDO</span><br /><span style="color: #B900B9;">// Skip Up</span><br /><span style="color: #00C800;">ELSE</span><br /> <span style="color: #00C800;">DO</span> <span style="color: #00C800;">WHILE</span> nSkipped != nSkip .AND. GoPrevLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /> nSkipped--<br /> <span style="color: #00C800;">ENDDO</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>nSkipped<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: FileInit ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 12, 1994 ?<br />¦? ?<br />¦? Notes.........: Initialize the file to browse ?<br />¦? ?<br />¦? ?<br />¦? Parameters....: nFname CHARACTER ?<br />¦? Name of file to initialize ?<br />¦? ?<br />¦? ?<br />¦? Returns.......: File Handle ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> FileInit<span style="color: #000000;">(</span> nFname <span style="color: #000000;">)</span><br /><span style="color: #00C800;">LOCAL</span> nHandle <span style="color: #B900B9;">// File Handle</span><br /><br /><span style="color: #00C800;">IF</span> <span style="color: #000000;">(</span>nHandle := FOPEN<span style="color: #000000;">(</span>nFname<span style="color: #000000;">)</span><span style="color: #000000;">)</span> > <span style="color: #000000;">0</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">0</span>, FS_END<span style="color: #000000;">)</span><br /> nFileSize := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /> GetFirst<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: GetLast() ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 10, 1994 ?<br />¦? ?<br />¦? Notes.........: Moves to the last line of the file ?<br />¦? ?<br />¦? ?<br />¦? Parameters....: nHandle NUMERIC ?<br />¦? File Handle ?<br />¦? ?<br />¦? Returns.......: NIL ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> GetLast<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /><br />FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">-1</span>, FS_END<span style="color: #000000;">)</span><br />GoPrevLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #00C800;">NIL</span><br /><br /><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: GetFirst() ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 10, 1994 ?<br />¦? ?<br />¦? Notes.........: Moves the file pointer to the first line of the file. ?<br />¦? ?<br />¦? ?<br />¦? Parameters....: nHandle NUMERIC ?<br />¦? File Handle ?<br />¦? ?<br />¦? ?<br />¦? Returns.......: NIL ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> GetFirst<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /><br />FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">0</span>, FS_SET<span style="color: #000000;">)</span><br />FReadLn<span style="color: #000000;">(</span>nHandle, @cline<span style="color: #000000;">)</span><br />FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">0</span>, FS_SET<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #00C800;">NIL</span><br /><br /><br /><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: GoPrevLn ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 10, 1994 ?<br />¦? ?<br />¦? Notes.........: Move the file pointer to the previous line of the file.?<br />¦? ?<br />¦? ?<br />¦? Parameters....: nHandle NUMERIC ?<br />¦? File Handle ?<br />¦? ?<br />¦? ?<br />¦? Returns.......: TRUE if move was successful, or FALSE otherwise. ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> GoPrevLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nOrigPos, ; <span style="color: #B900B9;">// Original File Pointer Position</span><br /> nMaxRead, ; <span style="color: #B900B9;">// Maximum Line Length</span><br /> nNewPos, ; <span style="color: #B900B9;">// New File Pointer Position</span><br /> lMoved, ; <span style="color: #B900B9;">// Pointer Moved</span><br /> cBuff, ; <span style="color: #B900B9;">// Line buffer</span><br /> nWhereCrLf, ; <span style="color: #B900B9;">// Position of CRLF</span><br /> nPrev <span style="color: #B900B9;">// Previous File Pointer Position</span><br /><br /><span style="color: #B900B9;">// Save Original file position</span><br />nOrigPos := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">IF</span> nOrigPos = <span style="color: #000000;">0</span><br /> lMoved := <span style="color: #00C800;">FALSE</span><br /><span style="color: #00C800;">ELSE</span><br /> lMoved := <span style="color: #00C800;">TRUE</span><br /> <span style="color: #00C800;">IF</span> nOrigPos != nFileSize<br /> <span style="color: #B900B9;">// Skip over preceeding CR / LF</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">-2</span>, FS_RELATIVE<span style="color: #000000;">)</span><br /> <span style="color: #00C800;">ENDIF</span><br /> nMaxRead := <span style="color: #0000ff;">MIN</span><span style="color: #000000;">(</span>MAX_LINE_LEN, FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #B900B9;">// Capture the line into a buffer, strip off the CRLF</span><br /> cBuff := SPACE<span style="color: #000000;">(</span>nMaxRead<span style="color: #000000;">)</span><br /> nNewPos := FSEEK<span style="color: #000000;">(</span>nHandle, -nMaxRead, FS_RELATIVE<span style="color: #000000;">)</span><br /> FREAD<span style="color: #000000;">(</span>nHandle, @cBuff, nMaxRead<span style="color: #000000;">)</span><br /> nWhereCrLf := RAT<span style="color: #000000;">(</span>CRLF, cBuff<span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">IF</span> nWhereCrLf = <span style="color: #000000;">0</span><br /> nPrev := nNewPos<br /> cLine = cBuff<br /> <span style="color: #00C800;">ELSE</span><br /> nPrev := nNewPos + nWhereCrLf + <span style="color: #000000;">1</span><br /> cline := <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cBuff, nWhereCrLf + <span style="color: #000000;">2</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">ENDIF</span><br /><br /> <span style="color: #B900B9;">// Move to the beginning of the line</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, nPrev, FS_SET<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>lMoved<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: GoNext ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 10, 1994 ?<br />¦? ?<br />¦? Notes.........: Try to move the File Pointer to the next line of the ?<br />¦? file. ?<br />¦? ?<br />¦? ?<br />¦? Parameters....: nHandle NUMERIC ?<br />¦? File Handle ?<br />¦? ?<br />¦? ?<br />¦? Returns.......: TRUE if move was successful, or FALSE otherwise. ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> GoNextLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nSavePos, ; <span style="color: #B900B9;">// Save File pointer position</span><br /> cBuff := <span style="color: #ff0000;">""</span>, ; <span style="color: #B900B9;">// Line Buffer</span><br /> lMoved, ; <span style="color: #B900B9;">// Pointer Moved</span><br /> nNewPos <span style="color: #B900B9;">// New File Pointer Position</span><br /><br /><span style="color: #B900B9;">// Save the file pointer position</span><br />nSavePos := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// Find the end of the current line</span><br />FSEEK<span style="color: #000000;">(</span>nHandle, LEN<span style="color: #000000;">(</span>cLine<span style="color: #000000;">)</span> + <span style="color: #000000;">2</span>, FS_RELATIVE<span style="color: #000000;">)</span><br />nNewPos := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><span style="color: #B900B9;">// Read in the next line</span><br /><span style="color: #00C800;">IF</span> FReadLn<span style="color: #000000;">(</span>nHandle, @cBuff<span style="color: #000000;">)</span><br /> lMoved := <span style="color: #00C800;">TRUE</span><br /> cLine := cBuff<br /> FSEEK<span style="color: #000000;">(</span>nHandle, nNewPos, FS_SET<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ELSE</span><br /> lMoved := <span style="color: #00C800;">FALSE</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, nSavePos, FS_SET<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>lMoved<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: FReadLn() ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 10, 1994 ?<br />¦? ?<br />¦? Notes.........: Reads the current line of the file into a buffer ?<br />¦? ?<br />¦? ?<br />¦? ?<br />¦? Parameters....: nHandle NUMERIC ?<br />¦? File Handle Number ?<br />¦? cBuffer CHARACTER ?<br />¦? Line Buffer ?<br />¦? ?<br />¦? Returns.......: TRUE if anything was read in. ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> FReadLn<span style="color: #000000;">(</span> nHandle, cBuffer <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nEOL, ; <span style="color: #B900B9;">// End Of Line Postion</span><br /> nRead, ; <span style="color: #B900B9;">// Number of characters read</span><br /> nSaveFPos <span style="color: #B900B9;">// Saved File Postion</span><br /><br />cBuffer = SPACE<span style="color: #000000;">(</span>MAX_LINE_LEN<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// First save current file pointer</span><br />nSaveFPos = FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br />nRead = FREAD<span style="color: #000000;">(</span>nHandle, @cBuffer, MAX_LINE_LEN<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">IF</span> <span style="color: #000000;">(</span>nEOL := <span style="color: #00C800;">AT</span><span style="color: #000000;">(</span>CRLF, <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cBuffer, <span style="color: #000000;">1</span>, nRead<span style="color: #000000;">)</span><span style="color: #000000;">)</span><span style="color: #000000;">)</span> = <span style="color: #000000;">0</span><br /> <span style="color: #B900B9;">// Line overflow or eof</span><br /> <span style="color: #B900B9;">// Cline has the line we need</span><br /><span style="color: #00C800;">ELSE</span><br /> <span style="color: #B900B9;">// Copy up to EOL</span><br /> cBuffer = <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cBuffer, <span style="color: #000000;">1</span>, nEOL - <span style="color: #000000;">1</span><span style="color: #000000;">)</span><br /> <span style="color: #B900B9;">// Position file pointer to next line</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, nSaveFPos + nEOL + <span style="color: #000000;">1</span>, FS_SET<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>nRead != <span style="color: #000000;">0</span><span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: TBrowse() ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 10, 1994 ?<br />¦? ?<br />¦? Notes.........: Pass tbrowse() a tbrowse object, and up to three code ?<br />¦? blocks. The first is the code block to check for keys ?<br />¦? before checking the standard keys, the second ?<br />¦? indicates how long the user stays in the browse, the ?<br />¦? third code block to check keys after the standard ?<br />¦? keys have been checked. ?<br />¦? ?<br />¦? Parameters....: oBrowse OBJECT ?<br />¦? TBrowse Object ?<br />¦? [bBefore] BLOCK ?<br />¦? Block to handle before keys ?<br />¦? [bWhileCond] BLOCK ?<br />¦? Block to exit of browse ?<br />¦? [bAfter] BLOCK ?<br />¦? Block to handle after keys ?<br />¦? ?<br />¦? Returns.......: NIL ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> TBrowse<span style="color: #000000;">(</span> oBrowse, bBefore, bWhileCond, bAfter <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nKey, ; <span style="color: #B900B9;">// ASCII Key Pressed</span><br /> lExitRequested <span style="color: #B900B9;">// Exit Requested</span><br /><br /><span style="color: #00C800;">DEFAULT</span> bBefore <span style="color: #0000ff;">TO</span> <span style="color: #000000;">{</span>|nKey| <span style="color: #00C800;">IF</span><span style="color: #000000;">(</span>nKey == K_ENTER .OR. nKey == K_ESC, ;<br /> lExitRequested := <span style="color: #00C800;">TRUE</span>, <span style="color: #00C800;">FALSE</span><span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /><br /><span style="color: #00C800;">DEFAULT</span> bWhileCond <span style="color: #0000ff;">TO</span> <span style="color: #000000;">{</span>|| !lExitRequested<span style="color: #000000;">}</span><br /><br /><span style="color: #00C800;">DEFAULT</span> bAfter <span style="color: #0000ff;">TO</span> <span style="color: #000000;">{</span>|| <span style="color: #00C800;">FALSE</span><span style="color: #000000;">}</span><br /><br />lExitRequested := <span style="color: #00C800;">FALSE</span><br /><br /><span style="color: #00C800;">DO</span> <span style="color: #00C800;">WHILE</span> EVAL<span style="color: #000000;">(</span>bWhileCond, oBrowse<span style="color: #000000;">)</span><br /> <span style="color: #00C800;">DO</span> <span style="color: #00C800;">WHILE</span> NEXTKEY<span style="color: #000000;">(</span><span style="color: #000000;">)</span> = <span style="color: #000000;">0</span> .AND. !oBrowse:<span style="color: #000000;">stabilize</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">ENDDO</span><br /><br /> nKey = INKEY<span style="color: #000000;">(</span><span style="color: #000000;">0</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">IF</span> EVAL<span style="color: #000000;">(</span>bBefore, nKey, oBrowse<span style="color: #000000;">)</span><br /> <span style="color: #B900B9;">// Processed key as before key</span><br /> ELSEIF StdMeth<span style="color: #000000;">(</span>nKey, oBrowse<span style="color: #000000;">)</span><br /> <span style="color: #B900B9;">// Processed key as standard key</span><br /> ELSEIF oBrowse:<span style="color: #000000;">stable</span> .AND. EVAL<span style="color: #000000;">(</span>bAfter, nKey, oBrowse<span style="color: #000000;">)</span><br /> <span style="color: #B900B9;">// Processed key as after key</span><br /> <span style="color: #00C800;">ENDIF</span><br /><span style="color: #00C800;">ENDDO</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #00C800;">NIL</span><br /><br /><span style="color: #B900B9;">/*<br /> ????????????????????????????????????????????????????????????????????????????<br />¦? Function......: StdMeth ?<br />¦????????????????????????????????????????????????????????????????????????????<br />¦? ORIGINAL ?<br />¦? Programmer....: Rick Spence ?<br />¦? Date..........: NA ?<br />¦? ?<br />¦? LAST MODIFICATION ?<br />¦? Author........: Mark Nowakowski ?<br />¦? Date..........: May 10, 1994 ?<br />¦? ?<br />¦? Notes.........: Process standard keys of browse ?<br />¦? ?<br />¦? ?<br />¦? ?<br />¦? Parameters....: nKey NUMERIC ?<br />¦? ASCII Code of key pressed ?<br />¦? oBrowse OBJECT ?<br />¦? Tbrowse Object ?<br />¦? ?<br />¦? Returns.......: TRUE if key handled correctly. ?<br />¦? ?<br />¦????????????????????????????????????????????????????????????????????????????<br />??????????????????????????????????????????????????????????????????????<br />*/</span><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> StdMeth<span style="color: #000000;">(</span> nKey, oBrowse <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> lKeyHandled := <span style="color: #00C800;">TRUE</span> <span style="color: #B900B9;">// Key Processed</span><br /><br /><span style="color: #00C800;">DO</span> <span style="color: #00C800;">CASE</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_DOWN<br /> oBrowse:<span style="color: #0000ff;">down</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_UP<br /> oBrowse:<span style="color: #0000ff;">up</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_PGDN<br /> oBrowse:<span style="color: #000000;">pageDown</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_PGUP<br /> oBrowse:<span style="color: #000000;">pageUp</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_CTRL_PGUP<br /> oBrowse:<span style="color: #000000;">goTop</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_CTRL_PGDN<br /> oBrowse:<span style="color: #000000;">goBottom</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_RIGHT<br /> oBrowse:<span style="color: #0000ff;">right</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_LEFT<br /> oBrowse:<span style="color: #0000ff;">left</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_HOME<br /> oBrowse:<span style="color: #000000;">home</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_END<br /> oBrowse:<span style="color: #000000;">end</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_CTRL_LEFT<br /> oBrowse:<span style="color: #000000;">panLeft</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_CTRL_RIGHT<br /> oBrowse:<span style="color: #000000;">panRight</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_CTRL_HOME<br /> oBrowse:<span style="color: #000000;">panHome</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">CASE</span> nKey = K_CTRL_END<br /> oBrowse:<span style="color: #000000;">panEnd</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">OTHERWISE</span><br /> lKeyHandled := <span style="color: #00C800;">FALSE</span><br /><span style="color: #00C800;">ENDCASE</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>lKeyHandled<span style="color: #000000;">)</span><br /> </div>[/code:33mqx4gx] |
Contar un caracter en archivo de texto | Gracias Antonio
El archivo de texto tiene 159143 líneas, el cargar y contar las pág lo hace rápido, donde tarda es cuando el xbrowse carga la tabla para mostrala.
Aquí el Browse
[code=fw:29ek9s5o]<div class="fw" id="{CB}" style="font-family: monospace;"><br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">DIALOG</span> oDlgView <span style="color: #0000ff;">FROM</span> nDWTop, nDWLeft <span style="color: #0000ff;">TO</span> nDWBottom, nDWRight <span style="color: #0000ff;">PIXEL</span> <span style="color: #0000ff;">TITLE</span> <span style="color: #ff0000;">"Vista Preliminar de: "</span>+cNomLST;oDlgView:<span style="color: #000000;">lHelpIcon</span>:=.F.<br /> <br /> oBrw1:= TXBrowse<span style="color: #000000;">(</span><span style="color: #000000;">)</span>:<span style="color: #00C800;">New</span><span style="color: #000000;">(</span> oDlgView <span style="color: #000000;">)</span><br /> WITH OBJECT oBrw1<br /> :<span style="color: #000000;">nMarqueeStyle</span> := MARQSTYLE_HIGHLWIN7<br /> :<span style="color: #000000;">lMultiSelect</span> := .f.<br /> :<span style="color: #000000;">lRecordSelector</span>:=.F.<br /> :<span style="color: #000000;">nFreeze</span>:=<span style="color: #000000;">1</span><br /> :<span style="color: #000000;">nColSel</span>:=<span style="color: #000000;">2</span><br /> :<span style="color: #000000;">nHeaderHeight</span>:=<span style="color: #000000;">7</span><br /> :<span style="color: #000000;">SetArray</span><span style="color: #000000;">(</span> aTexto,.T. <span style="color: #000000;">)</span><br /> END<br /><br /> oBrw1:<span style="color: #000000;">aCols</span><span style="color: #000000;">[</span><span style="color: #000000;">1</span><span style="color: #000000;">]</span>:<span style="color: #000000;">oDataFont</span>:= <span style="color: #000000;">{</span> || iif<span style="color: #000000;">(</span> lFont,oFont,oBig<span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> <br /> oBrw1:<span style="color: #000000;">bChange</span>:=<span style="color: #000000;">{</span>|| <span style="color: #000000;">(</span>VerPag<span style="color: #000000;">(</span><span style="color: #000000;">)</span><span style="color: #000000;">)</span><span style="color: #000000;">}</span><br /> AEval<span style="color: #000000;">(</span> oBrw1:<span style="color: #000000;">aCols</span>, <span style="color: #000000;">{</span> | oCol | oCol:<span style="color: #000000;">bPaintText</span> := <span style="color: #000000;">{</span> | oCol, hDC, cData, aRect | PaintColx<span style="color: #000000;">(</span> oCol, hDC, cData, aRect <span style="color: #000000;">)</span> <span style="color: #000000;">}</span> <span style="color: #000000;">}</span> <span style="color: #000000;">)</span><br /> oBrw1:<span style="color: #000000;">CreateFromCode</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> oBrw1:<span style="color: #000000;">bKeyDown</span>:=<span style="color: #000000;">{</span>|nKey| iif<span style="color: #000000;">(</span> nKey=VK_F3, BuscaCad<span style="color: #000000;">(</span>vQue,oBrw1<span style="color: #000000;">)</span>,<span style="color: #00C800;">Nil</span> <span style="color: #000000;">)</span><span style="color: #000000;">}</span><br /> <br /> <span style="color: #0000ff;">ACTIVATE</span> <span style="color: #0000ff;">DIALOG</span> oDlgView <span style="color: #0000ff;">ON</span> <span style="color: #0000ff;">INIT</span> <span style="color: #000000;">(</span>BtnPre<span style="color: #000000;">(</span>oDlgView,cFile<span style="color: #000000;">)</span>,VerPag<span style="color: #000000;">(</span><span style="color: #000000;">)</span>,oBrw1:<span style="color: #0000ff;">Move</span><span style="color: #000000;">(</span><span style="color: #000000;">31</span>,<span style="color: #000000;">0</span>,<span style="color: #000000;">(</span> oDlgView:<span style="color: #000000;">nRight</span>-oDlgView:<span style="color: #000000;">nLeft</span><span style="color: #000000;">)</span><span style="color: #000000;">-26</span>,<span style="color: #000000;">(</span>oDlgView:<span style="color: #000000;">nBottom</span>-oDlgView:<span style="color: #000000;">nTop</span><span style="color: #000000;">)</span><span style="color: #000000;">-70</span><span style="color: #000000;">)</span> <span style="color: #000000;">)</span><br /> <br /> </div>[/code:29ek9s5o]
Voy a revisar el Ejemplo.
Gracias,
Saludos,
Adhemar |
Contar un caracter en archivo de texto | Adhemar,
Un array de 159.143 elementos es un gran array y es logico que le cueste. Que mide el fichero completo ?
Sin embargo con la tecnica de Rick Spence, no hay que crear ningun array ni sobrecargar la memoria. Solo se leen desde el fichero en el disco las lineas que se estan mostrando. Ya veras que diferencia de velocidad |
Contar un caracter en archivo de texto | Antonio, en fichero mide 19708 KB
Me parece interesante el ejemplo, lo estoy analizando
Gracias.
Saludos,
Adhemar |
Contar un caracter en archivo de texto | Adhemar,
Falta algún ajuste (estoy para irme a dormir ya) pero aqui está lo que he conseguido:
brwtext.prg
[code=fw:rtmyzokf]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"FiveWin.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"xbrowse.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"fileio.ch"</span><br /><br /><span style="color: #00D7D7;">#define</span> FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span> FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">0</span>, FS_RELATIVE<span style="color: #000000;">)</span><br /><span style="color: #00D7D7;">#define</span> MAX_LINE_LEN <span style="color: #000000;">256</span><br /><br /><span style="color: #00C800;">static</span> hFile, cLine, nFileSize<br /><br /><span style="color: #00C800;">function</span> Main<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> oWnd, oBrw, nBofPos, nEofPos, nLines<br /> <br /> nLines = StrCharCount<span style="color: #000000;">(</span> MemoRead<span style="color: #000000;">(</span> <span style="color: #ff0000;">"brwtext.prg"</span> <span style="color: #000000;">)</span>, Chr<span style="color: #000000;">(</span> <span style="color: #000000;">13</span> <span style="color: #000000;">)</span> <span style="color: #000000;">)</span><br /> <br /> hFile = FOpen<span style="color: #000000;">(</span> <span style="color: #ff0000;">"brwtext.prg"</span> <span style="color: #000000;">)</span><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">0</span>, FS_END <span style="color: #000000;">)</span><br /> nFileSize = FTELL<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /> GoBottomLine<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /> nEofPos = nFileSize - Len<span style="color: #000000;">(</span> cLine <span style="color: #000000;">)</span><br /><br /> GoTopLine<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /> nBofPos = Len<span style="color: #000000;">(</span> cLine <span style="color: #000000;">)</span><br /> cLine = PadR<span style="color: #000000;">(</span> cLine, <span style="color: #000000;">80</span> <span style="color: #000000;">)</span><br /><br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /><br /> @ <span style="color: #000000;">0</span>, <span style="color: #000000;">0</span> <span style="color: #0000ff;">XBROWSE</span> oBrw cLine <span style="color: #0000ff;">OF</span> oWnd<br /> <br /> oBrw:<span style="color: #000000;">CreateFromCode</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> oBrw:<span style="color: #000000;">bKeyCount</span> = <span style="color: #000000;">{</span> || nLines <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bGoTop</span> = <span style="color: #000000;">{</span> || GoTopLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bGoBottom</span> = <span style="color: #000000;">{</span> || GoBottomLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bSkip</span> = <span style="color: #000000;">{</span> | nSkip | Skipper<span style="color: #000000;">(</span> IfNil<span style="color: #000000;">(</span> nSkip, <span style="color: #000000;">1</span> <span style="color: #000000;">)</span>, hFile <span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bBof</span> = <span style="color: #000000;">{</span> || FTELL<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span> < nBofPos <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bEof</span> = <span style="color: #000000;">{</span> || FTELL<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span> > nEofPos <span style="color: #000000;">}</span><br /><br /> oWnd:<span style="color: #000000;">oClient</span> = oBrw<br /> oBrw:<span style="color: #0000ff;">Refresh</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <br /> <span style="color: #0000ff;">ACTIVATE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /> <br /> FClose<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #00C800;">function</span> GoTopLine<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">0</span>, FS_SET <span style="color: #000000;">)</span><br /> FReadLn<span style="color: #000000;">(</span> hFile, @cLine <span style="color: #000000;">)</span><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">0</span>, FS_SET <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #00C800;">function</span> GoBottomLine<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">-1</span>, FS_END <span style="color: #000000;">)</span><br /> GoPrevLn<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> FReadLn<span style="color: #000000;">(</span> nHandle, cBuffer <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nEOL, ; <span style="color: #B900B9;">// End Of Line Postion</span><br /> nRead, ; <span style="color: #B900B9;">// Number of characters read</span><br /> nSaveFPos <span style="color: #B900B9;">// Saved File Postion</span><br /><br />cBuffer = SPACE<span style="color: #000000;">(</span>MAX_LINE_LEN<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// First save current file pointer</span><br />nSaveFPos = FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br />nRead = FREAD<span style="color: #000000;">(</span>nHandle, @cBuffer, MAX_LINE_LEN<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">IF</span> <span style="color: #000000;">(</span>nEOL := <span style="color: #00C800;">AT</span><span style="color: #000000;">(</span>CRLF, <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cBuffer, <span style="color: #000000;">1</span>, nRead<span style="color: #000000;">)</span><span style="color: #000000;">)</span><span style="color: #000000;">)</span> = <span style="color: #000000;">0</span><br /> <span style="color: #B900B9;">// Line overflow or eof</span><br /> <span style="color: #B900B9;">// Cline has the line we need</span><br /><span style="color: #00C800;">ELSE</span><br /> <span style="color: #B900B9;">// Copy up to EOL</span><br /> cBuffer = <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cBuffer, <span style="color: #000000;">1</span>, nEOL - <span style="color: #000000;">1</span><span style="color: #000000;">)</span><br /> <span style="color: #B900B9;">// Position file pointer to next line</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, nSaveFPos + nEOL + <span style="color: #000000;">1</span>, FS_SET<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>nRead != <span style="color: #000000;">0</span><span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> Skipper<span style="color: #000000;">(</span> nSkip, nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nSkipped := <span style="color: #000000;">0</span><br /><br /><span style="color: #B900B9;">// Skip down </span><br /><span style="color: #00C800;">IF</span> nSkip > <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">DO</span> <span style="color: #00C800;">WHILE</span> nSkipped != nSkip .AND. GoNextLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /> nSkipped++<br /> <span style="color: #00C800;">ENDDO</span><br /><span style="color: #B900B9;">// Skip Up</span><br /><span style="color: #00C800;">ELSE</span><br /> <span style="color: #00C800;">DO</span> <span style="color: #00C800;">WHILE</span> nSkipped != nSkip .AND. GoPrevLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /> nSkipped--<br /> <span style="color: #00C800;">ENDDO</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>nSkipped<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> GoNextLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nSavePos, ; <span style="color: #B900B9;">// Save File pointer position</span><br /> cBuff := <span style="color: #ff0000;">""</span>, ; <span style="color: #B900B9;">// Line Buffer</span><br /> lMoved, ; <span style="color: #B900B9;">// Pointer Moved</span><br /> nNewPos <span style="color: #B900B9;">// New File Pointer Position</span><br /><br /><span style="color: #B900B9;">// Save the file pointer position</span><br />nSavePos := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// Find the end of the current line</span><br />FSEEK<span style="color: #000000;">(</span>nHandle, LEN<span style="color: #000000;">(</span>cLine<span style="color: #000000;">)</span> + <span style="color: #000000;">2</span>, FS_RELATIVE<span style="color: #000000;">)</span><br />nNewPos := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><span style="color: #B900B9;">// Read in the next line</span><br /><span style="color: #00C800;">IF</span> FReadLn<span style="color: #000000;">(</span>nHandle, @cBuff<span style="color: #000000;">)</span><br /> lMoved := .T.<br /> cLine := cBuff<br /> FSEEK<span style="color: #000000;">(</span>nHandle, nNewPos, FS_SET<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ELSE</span><br /> lMoved := .F.<br /> FSEEK<span style="color: #000000;">(</span>nHandle, nSavePos, FS_SET<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>lMoved<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> GoPrevLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nOrigPos, ; <span style="color: #B900B9;">// Original File Pointer Position</span><br /> nMaxRead, ; <span style="color: #B900B9;">// Maximum Line Length</span><br /> nNewPos, ; <span style="color: #B900B9;">// New File Pointer Position</span><br /> lMoved, ; <span style="color: #B900B9;">// Pointer Moved</span><br /> cBuff, ; <span style="color: #B900B9;">// Line buffer</span><br /> nWhereCrLf, ; <span style="color: #B900B9;">// Position of CRLF</span><br /> nPrev <span style="color: #B900B9;">// Previous File Pointer Position</span><br /><br /><span style="color: #B900B9;">// Save Original file position</span><br />nOrigPos := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">IF</span> nOrigPos = <span style="color: #000000;">0</span><br /> lMoved := .F.<br /><span style="color: #00C800;">ELSE</span><br /> lMoved := .T.<br /> <span style="color: #00C800;">IF</span> nOrigPos != nFileSize<br /> <span style="color: #B900B9;">// Skip over preceeding CR / LF</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">-2</span>, FS_RELATIVE<span style="color: #000000;">)</span><br /> <span style="color: #00C800;">ENDIF</span><br /> nMaxRead := <span style="color: #0000ff;">MIN</span><span style="color: #000000;">(</span>MAX_LINE_LEN, FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #B900B9;">// Capture the line into a buffer, strip off the CRLF</span><br /> cBuff := SPACE<span style="color: #000000;">(</span>nMaxRead<span style="color: #000000;">)</span><br /> nNewPos := FSEEK<span style="color: #000000;">(</span>nHandle, -nMaxRead, FS_RELATIVE<span style="color: #000000;">)</span><br /> FREAD<span style="color: #000000;">(</span>nHandle, @cBuff, nMaxRead<span style="color: #000000;">)</span><br /> nWhereCrLf := RAT<span style="color: #000000;">(</span>CRLF, cBuff<span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">IF</span> nWhereCrLf = <span style="color: #000000;">0</span><br /> nPrev := nNewPos<br /> cLine = cBuff<br /> <span style="color: #00C800;">ELSE</span><br /> nPrev := nNewPos + nWhereCrLf + <span style="color: #000000;">1</span><br /> cline := <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cBuff, nWhereCrLf + <span style="color: #000000;">2</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">ENDIF</span><br /><br /> <span style="color: #B900B9;">// Move to the beginning of the line</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, nPrev, FS_SET<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>lMoved<span style="color: #000000;">)</span><br /> </div>[/code:rtmyzokf] |
Contar un caracter en archivo de texto | Asi mejora el efecto inicial:
brwtext.prg
[code=fw:1t6s4rqq]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"FiveWin.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"xbrowse.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"fileio.ch"</span><br /><br /><span style="color: #00D7D7;">#define</span> FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span> FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">0</span>, FS_RELATIVE<span style="color: #000000;">)</span><br /><span style="color: #00D7D7;">#define</span> MAX_LINE_LEN <span style="color: #000000;">256</span><br /><br /><span style="color: #00C800;">static</span> hFile, cLine, nFileSize<br /><br /><span style="color: #00C800;">function</span> Main<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> oWnd, oBrw, nBofPos, nEofPos, nLines<br /> <br /> nLines = StrCharCount<span style="color: #000000;">(</span> MemoRead<span style="color: #000000;">(</span> <span style="color: #ff0000;">"brwtext.prg"</span> <span style="color: #000000;">)</span>, Chr<span style="color: #000000;">(</span> <span style="color: #000000;">13</span> <span style="color: #000000;">)</span> <span style="color: #000000;">)</span><br /> <br /> hFile = FOpen<span style="color: #000000;">(</span> <span style="color: #ff0000;">"brwtext.prg"</span> <span style="color: #000000;">)</span><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">0</span>, FS_END <span style="color: #000000;">)</span><br /> nFileSize = FTELL<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /> GoBottomLine<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /> nEofPos = nFileSize - Len<span style="color: #000000;">(</span> cLine <span style="color: #000000;">)</span><br /><br /> GoTopLine<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /> nBofPos = Len<span style="color: #000000;">(</span> cLine <span style="color: #000000;">)</span><br /> cLine = PadR<span style="color: #000000;">(</span> cLine, <span style="color: #000000;">80</span> <span style="color: #000000;">)</span><br /><br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /><br /> @ <span style="color: #000000;">0</span>, <span style="color: #000000;">0</span> <span style="color: #0000ff;">XBROWSE</span> oBrw cLine <span style="color: #0000ff;">OF</span> oWnd<br /> <br /> oBrw:<span style="color: #000000;">CreateFromCode</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> oBrw:<span style="color: #000000;">bKeyCount</span> = <span style="color: #000000;">{</span> || nLines <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bGoTop</span> = <span style="color: #000000;">{</span> || GoTopLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bGoBottom</span> = <span style="color: #000000;">{</span> || GoBottomLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bSkip</span> = <span style="color: #000000;">{</span> | nSkip | Skipper<span style="color: #000000;">(</span> IfNil<span style="color: #000000;">(</span> nSkip, <span style="color: #000000;">1</span> <span style="color: #000000;">)</span>, hFile <span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bBof</span> = <span style="color: #000000;">{</span> || FTELL<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span> < nBofPos <span style="color: #000000;">}</span><br /> oBrw:<span style="color: #000000;">bEof</span> = <span style="color: #000000;">{</span> || FTELL<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span> > nEofPos <span style="color: #000000;">}</span><br /><br /> oWnd:<span style="color: #000000;">oClient</span> = oBrw<br /> GoTopLine<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /> <br /> <span style="color: #0000ff;">ACTIVATE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /> <br /> FClose<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #00C800;">function</span> GoTopLine<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">0</span>, FS_SET <span style="color: #000000;">)</span><br /> FReadLn<span style="color: #000000;">(</span> hFile, @cLine <span style="color: #000000;">)</span><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">0</span>, FS_SET <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #00C800;">function</span> GoBottomLine<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">-1</span>, FS_END <span style="color: #000000;">)</span><br /> GoPrevLn<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> FReadLn<span style="color: #000000;">(</span> nHandle, cBuffer <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nEOL, ; <span style="color: #B900B9;">// End Of Line Postion</span><br /> nRead, ; <span style="color: #B900B9;">// Number of characters read</span><br /> nSaveFPos <span style="color: #B900B9;">// Saved File Postion</span><br /><br />cBuffer = SPACE<span style="color: #000000;">(</span>MAX_LINE_LEN<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// First save current file pointer</span><br />nSaveFPos = FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br />nRead = FREAD<span style="color: #000000;">(</span>nHandle, @cBuffer, MAX_LINE_LEN<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">IF</span> <span style="color: #000000;">(</span>nEOL := <span style="color: #00C800;">AT</span><span style="color: #000000;">(</span>CRLF, <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cBuffer, <span style="color: #000000;">1</span>, nRead<span style="color: #000000;">)</span><span style="color: #000000;">)</span><span style="color: #000000;">)</span> = <span style="color: #000000;">0</span><br /> <span style="color: #B900B9;">// Line overflow or eof</span><br /> <span style="color: #B900B9;">// Cline has the line we need</span><br /><span style="color: #00C800;">ELSE</span><br /> <span style="color: #B900B9;">// Copy up to EOL</span><br /> cBuffer = <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cBuffer, <span style="color: #000000;">1</span>, nEOL - <span style="color: #000000;">1</span><span style="color: #000000;">)</span><br /> <span style="color: #B900B9;">// Position file pointer to next line</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, nSaveFPos + nEOL + <span style="color: #000000;">1</span>, FS_SET<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>nRead != <span style="color: #000000;">0</span><span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> Skipper<span style="color: #000000;">(</span> nSkip, nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nSkipped := <span style="color: #000000;">0</span><br /><br /><span style="color: #B900B9;">// Skip down </span><br /><span style="color: #00C800;">IF</span> nSkip > <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">DO</span> <span style="color: #00C800;">WHILE</span> nSkipped != nSkip .AND. GoNextLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /> nSkipped++<br /> <span style="color: #00C800;">ENDDO</span><br /><span style="color: #B900B9;">// Skip Up</span><br /><span style="color: #00C800;">ELSE</span><br /> <span style="color: #00C800;">DO</span> <span style="color: #00C800;">WHILE</span> nSkipped != nSkip .AND. GoPrevLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /> nSkipped--<br /> <span style="color: #00C800;">ENDDO</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>nSkipped<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> GoNextLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nSavePos, ; <span style="color: #B900B9;">// Save File pointer position</span><br /> cBuff := <span style="color: #ff0000;">""</span>, ; <span style="color: #B900B9;">// Line Buffer</span><br /> lMoved, ; <span style="color: #B900B9;">// Pointer Moved</span><br /> nNewPos <span style="color: #B900B9;">// New File Pointer Position</span><br /><br /><span style="color: #B900B9;">// Save the file pointer position</span><br />nSavePos := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">// Find the end of the current line</span><br />FSEEK<span style="color: #000000;">(</span>nHandle, LEN<span style="color: #000000;">(</span>cLine<span style="color: #000000;">)</span> + <span style="color: #000000;">2</span>, FS_RELATIVE<span style="color: #000000;">)</span><br />nNewPos := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><span style="color: #B900B9;">// Read in the next line</span><br /><span style="color: #00C800;">IF</span> FReadLn<span style="color: #000000;">(</span>nHandle, @cBuff<span style="color: #000000;">)</span><br /> lMoved := .T.<br /> cLine := cBuff<br /> FSEEK<span style="color: #000000;">(</span>nHandle, nNewPos, FS_SET<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ELSE</span><br /> lMoved := .F.<br /> FSEEK<span style="color: #000000;">(</span>nHandle, nSavePos, FS_SET<span style="color: #000000;">)</span><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>lMoved<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">STATIC</span> <span style="color: #00C800;">FUNCTION</span> GoPrevLn<span style="color: #000000;">(</span> nHandle <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">LOCAL</span> nOrigPos, ; <span style="color: #B900B9;">// Original File Pointer Position</span><br /> nMaxRead, ; <span style="color: #B900B9;">// Maximum Line Length</span><br /> nNewPos, ; <span style="color: #B900B9;">// New File Pointer Position</span><br /> lMoved, ; <span style="color: #B900B9;">// Pointer Moved</span><br /> cBuff, ; <span style="color: #B900B9;">// Line buffer</span><br /> nWhereCrLf, ; <span style="color: #B900B9;">// Position of CRLF</span><br /> nPrev <span style="color: #B900B9;">// Previous File Pointer Position</span><br /><br /><span style="color: #B900B9;">// Save Original file position</span><br />nOrigPos := FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">IF</span> nOrigPos = <span style="color: #000000;">0</span><br /> lMoved := .F.<br /><span style="color: #00C800;">ELSE</span><br /> lMoved := .T.<br /> <span style="color: #00C800;">IF</span> nOrigPos != nFileSize<br /> <span style="color: #B900B9;">// Skip over preceeding CR / LF</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">-2</span>, FS_RELATIVE<span style="color: #000000;">)</span><br /> <span style="color: #00C800;">ENDIF</span><br /> nMaxRead := <span style="color: #0000ff;">MIN</span><span style="color: #000000;">(</span>MAX_LINE_LEN, FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #B900B9;">// Capture the line into a buffer, strip off the CRLF</span><br /> cBuff := SPACE<span style="color: #000000;">(</span>nMaxRead<span style="color: #000000;">)</span><br /> nNewPos := FSEEK<span style="color: #000000;">(</span>nHandle, -nMaxRead, FS_RELATIVE<span style="color: #000000;">)</span><br /> FREAD<span style="color: #000000;">(</span>nHandle, @cBuff, nMaxRead<span style="color: #000000;">)</span><br /> nWhereCrLf := RAT<span style="color: #000000;">(</span>CRLF, cBuff<span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">IF</span> nWhereCrLf = <span style="color: #000000;">0</span><br /> nPrev := nNewPos<br /> cLine = cBuff<br /> <span style="color: #00C800;">ELSE</span><br /> nPrev := nNewPos + nWhereCrLf + <span style="color: #000000;">1</span><br /> cline := <span style="color: #0000ff;">SUBSTR</span><span style="color: #000000;">(</span>cBuff, nWhereCrLf + <span style="color: #000000;">2</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">ENDIF</span><br /><br /> <span style="color: #B900B9;">// Move to the beginning of the line</span><br /> FSEEK<span style="color: #000000;">(</span>nHandle, nPrev, FS_SET<span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">ENDIF</span><br /><br /><span style="color: #00C800;">RETURN</span> <span style="color: #000000;">(</span>lMoved<span style="color: #000000;">)</span><br /> </div>[/code:1t6s4rqq] |
Contar un caracter en archivo de texto | Rao acaba de hacerme caer en la cuenta de que con FiveWin existe una forma mucho más sencilla de hacerlo <!-- s:-) --><img src="{SMILIES_PATH}/icon_smile.gif" alt=":-)" title="Smile" /><!-- s:-) -->
[code=fw:3ii7faku]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"FiveWin.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"xbrowse.ch"</span><br /><br /><span style="color: #00C800;">function</span> Main<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> oWnd, oBrw<br /><br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /><br /> @ <span style="color: #000000;">0</span>,<span style="color: #000000;">0</span> <span style="color: #0000ff;">XBROWSE</span> oBrw <span style="color: #0000ff;">OF</span> oWnd DATASOURCE ;<br /> TTxtFile<span style="color: #000000;">(</span><span style="color: #000000;">)</span>:<span style="color: #00C800;">New</span><span style="color: #000000;">(</span> <span style="color: #ff0000;">"c:<span style="color: #000000;">\f</span>wh<span style="color: #000000;">\s</span>amples<span style="color: #000000;">\f</span>ivedbu.prg"</span>, <span style="color: #000000;">0</span> <span style="color: #000000;">)</span> ;<br /> COLUMNS <span style="color: #ff0000;">"cLine"</span><br /><br /> oBrw:<span style="color: #000000;">nStretchCol</span> := <span style="color: #000000;">1</span><br /> oBrw:<span style="color: #000000;">CreateFromCode</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> oWnd:<span style="color: #000000;">oClient</span> := oBrw<br /><br /> <span style="color: #0000ff;">ACTIVATE</span> <span style="color: #0000ff;">WINDOW</span> oWnd <span style="color: #0000ff;">MAXIMIZED</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span></div>[/code:3ii7faku] |
Contar un caracter en archivo de texto | Y ademas Rao ha sido tan generoso de resolver correctamente el uso del código de Rick Spence, que de paso ha mejorado...
Dear Rao, hats off my friend <!-- s:-) --><img src="{SMILIES_PATH}/icon_smile.gif" alt=":-)" title="Smile" /><!-- s:-) -->
[code=fw:2g2hcoa8]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"FiveWin.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"xbrowse.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"fileio.ch"</span><br /><br /><span style="color: #00D7D7;">#define</span> FTELL<span style="color: #000000;">(</span>nHandle<span style="color: #000000;">)</span> FSEEK<span style="color: #000000;">(</span>nHandle, <span style="color: #000000;">0</span>, FS_RELATIVE<span style="color: #000000;">)</span><br /><span style="color: #00D7D7;">#define</span> MAX_LINE_LEN <span style="color: #000000;">255</span><br /><br /><span style="color: #00C800;">static</span> hFile<br /><span style="color: #00C800;">static</span> nFileSize, nLines<br /><span style="color: #00C800;">static</span> nLineNo := <span style="color: #000000;">1</span>, nLineAt := <span style="color: #000000;">0</span>, cLine := <span style="color: #ff0000;">""</span><br /><span style="color: #00C800;">static</span> nLastAt := <span style="color: #000000;">0</span><br /><span style="color: #00C800;">static</span> cBuf<br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">function</span> Main<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> oWnd, oBrw<br /><br /> cBuf := Space<span style="color: #000000;">(</span> MAX_LINE_LEN <span style="color: #000000;">)</span><br /> hFile := FOpen<span style="color: #000000;">(</span> <span style="color: #ff0000;">"brwtext2.prg"</span> <span style="color: #000000;">)</span><br /> nFileSize := FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">0</span>, FS_END <span style="color: #000000;">)</span><br /> nLines := CountCRLF<span style="color: #000000;">(</span><span style="color: #000000;">)</span> + <span style="color: #000000;">1</span><br /><br /> GoTopLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /><br /> @ <span style="color: #000000;">0</span>,<span style="color: #000000;">0</span> <span style="color: #0000ff;">XBROWSE</span> oBrw <span style="color: #0000ff;">OF</span> oWnd FIELDS nLineNo, cLine ;<br /> HEADERS <span style="color: #ff0000;">"No"</span>, <span style="color: #ff0000;">"Text"</span> PICTURES <span style="color: #ff0000;">"9999"</span> FOOTERS<br /><br /> WITH OBJECT oBrw<br /> :<span style="color: #000000;">nDataType</span> := DATATYPE_USER<br /> <span style="color: #B900B9;">//</span><br /> :<span style="color: #000000;">bBof</span> := ;<br /> :<span style="color: #000000;">bEof</span> := <span style="color: #000000;">{</span> || nFileSize == <span style="color: #000000;">0</span> <span style="color: #000000;">}</span><br /> :<span style="color: #000000;">bGoTop</span> := <span style="color: #000000;">{</span> || GoTopLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> :<span style="color: #000000;">bGoBottom</span> := <span style="color: #000000;">{</span> || GoBottomLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> :<span style="color: #000000;">bKeyCount</span> := <span style="color: #000000;">{</span> || nLines <span style="color: #000000;">}</span><br /> :<span style="color: #000000;">bKeyNo</span> := ;<br /> :<span style="color: #000000;">bBookMark</span> := <span style="color: #000000;">{</span> |n| <span style="color: #00C800;">If</span><span style="color: #000000;">(</span> n == <span style="color: #00C800;">nil</span>, nLineNo, GoToLine<span style="color: #000000;">(</span> n <span style="color: #000000;">)</span> <span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> :<span style="color: #000000;">bSkip</span> := <span style="color: #000000;">{</span> |n| SkipLines<span style="color: #000000;">(</span> n <span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> <span style="color: #B900B9;">//</span><br /> :<span style="color: #000000;">aCols</span><span style="color: #000000;">[</span> <span style="color: #000000;">1</span> <span style="color: #000000;">]</span>:<span style="color: #000000;">bFooter</span> := <span style="color: #000000;">{</span> || oBrw:<span style="color: #000000;">nLen</span> <span style="color: #000000;">}</span><br /> :<span style="color: #000000;">nStretchCol</span> := <span style="color: #000000;">2</span><br /> :<span style="color: #000000;">lVThumbTrack</span> := .t.<br /> :<span style="color: #000000;">nMarqueeStyle</span> := MARQSTYLE_HIGHLWIN7<br /> <span style="color: #B900B9;">//</span><br /> :<span style="color: #000000;">CreateFromCode</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> END<br /><br /> oWnd:<span style="color: #000000;">oClient</span> := oBrw<br /> <span style="color: #0000ff;">ACTIVATE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /><br /> FClose<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #000000;">0</span><br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> GoTopLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">0</span>, FS_SET <span style="color: #000000;">)</span><br /> cLine := ReadLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> nLineNo := <span style="color: #000000;">1</span><br /> nLineAt := <span style="color: #000000;">0</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> GoBottomLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> FSeek<span style="color: #000000;">(</span> hFile, nLastAt, FS_SET <span style="color: #000000;">)</span><br /> cLine := ReadLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> nLineNo := nLines<br /> nLineAt := nLastAt<br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> ReadLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> nRead, nAt<br /><br /> nRead := FRead<span style="color: #000000;">(</span> hFile, @cBuf, MAX_LINE_LEN <span style="color: #000000;">)</span><br /> cLine := <span style="color: #0000ff;">Left</span><span style="color: #000000;">(</span> cBuf, nRead <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">if</span> <span style="color: #000000;">(</span> nAt := <span style="color: #00C800;">At</span><span style="color: #000000;">(</span> CRLF, cLine <span style="color: #000000;">)</span> <span style="color: #000000;">)</span> > <span style="color: #000000;">0</span><br /> cLine := <span style="color: #0000ff;">Left</span><span style="color: #000000;">(</span> cLine, nAt - <span style="color: #000000;">1</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">endif</span><br /><br /><span style="color: #00C800;">return</span> cLine<br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> GoNextLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">if</span> nLineAt >= nLastAt<br /> <span style="color: #00C800;">return</span> .f.<br /> <span style="color: #00C800;">endif</span><br /> nLineAt += <span style="color: #000000;">(</span> Len<span style="color: #000000;">(</span> cLine <span style="color: #000000;">)</span> + <span style="color: #000000;">2</span> <span style="color: #000000;">)</span><br /> nLineNo++<br /> FSeek<span style="color: #000000;">(</span> hFile, nLineAt, FS_SET <span style="color: #000000;">)</span><br /> ReadLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> .t.<br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> GoPrevLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> nStart, nToRead, nRead, nAt, c<br /><br /> <span style="color: #00C800;">if</span> nLineAt < <span style="color: #000000;">2</span><br /> <span style="color: #00C800;">return</span> .f.<br /> <span style="color: #00C800;">endif</span><br /><br /> nToRead := <span style="color: #0000ff;">Min</span><span style="color: #000000;">(</span> MAX_LINE_LEN, nLineAt - <span style="color: #000000;">2</span> <span style="color: #000000;">)</span><br /> nStart := nLineAt - <span style="color: #000000;">2</span> - nToRead<br /> FSeek<span style="color: #000000;">(</span> hFile, nStart, FS_SET <span style="color: #000000;">)</span><br /> nRead := FRead<span style="color: #000000;">(</span> hFile, @cBuf, nToRead <span style="color: #000000;">)</span><br /> c := <span style="color: #0000ff;">Left</span><span style="color: #000000;">(</span> cBuf, nRead <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">if</span> <span style="color: #000000;">(</span> nAt := RAt<span style="color: #000000;">(</span> CRLF, c <span style="color: #000000;">)</span> <span style="color: #000000;">)</span> > <span style="color: #000000;">0</span><br /> cLine := <span style="color: #0000ff;">SubStr</span><span style="color: #000000;">(</span> c, nAt + <span style="color: #000000;">2</span> <span style="color: #000000;">)</span><br /> nLineAt := nStart + nAt + <span style="color: #000000;">1</span><br /> <span style="color: #00C800;">else</span><br /> cLine := c<br /> nLineAt := nStart<br /> <span style="color: #00C800;">endif</span><br /> nLineNo--<br /><br /><span style="color: #00C800;">return</span> .t.<br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> SkipLines<span style="color: #000000;">(</span> nToSkip <span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> nSkipped := <span style="color: #000000;">0</span><br /><br /> <span style="color: #00C800;">DEFAULT</span> nToSkip := <span style="color: #000000;">1</span><br /><br /> <span style="color: #00C800;">if</span> nToSkip > <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">do</span> <span style="color: #00C800;">while</span> nSkipped < nToSkip .and. GoNextLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> nSkipped++<br /> <span style="color: #00C800;">enddo</span><br /> elseif nToSkip < <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">do</span> <span style="color: #00C800;">while</span> nSkipped > nToSkip .and. GoPrevLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> nSkipped--<br /> <span style="color: #00C800;">enddo</span><br /> <span style="color: #00C800;">endif</span><br /><br /><span style="color: #00C800;">return</span> nSkipped<br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> GoToLine<span style="color: #000000;">(</span> nGoTo <span style="color: #000000;">)</span><br /><br /> nGoTo := <span style="color: #0000ff;">Max</span><span style="color: #000000;">(</span> <span style="color: #000000;">1</span>, <span style="color: #0000ff;">Min</span><span style="color: #000000;">(</span> nLines, nGoTo <span style="color: #000000;">)</span> <span style="color: #000000;">)</span><br /> SkipLines<span style="color: #000000;">(</span> nGoTo - nLineNo <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> CountCRLF<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> nCount := <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">local</span> cBuf := Space<span style="color: #000000;">(</span> <span style="color: #000000;">10000</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">local</span> nPrev := <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">local</span> nRead<br /><br /> FSeek<span style="color: #000000;">(</span> hFile, <span style="color: #000000;">0</span>, FS_SET <span style="color: #000000;">)</span><br /> REPEAT<br /> nRead := FRead<span style="color: #000000;">(</span> hFile, @cBuf, <span style="color: #000000;">10000</span> <span style="color: #000000;">)</span><br /> nCount += Occurs<span style="color: #000000;">(</span> CRLF, <span style="color: #0000ff;">Left</span><span style="color: #000000;">(</span> cBuf, nRead <span style="color: #000000;">)</span> <span style="color: #000000;">)</span><br /> nLastAt := nPrev + RAt<span style="color: #000000;">(</span> CRLF, <span style="color: #0000ff;">Left</span><span style="color: #000000;">(</span> cBuf, nRead <span style="color: #000000;">)</span> <span style="color: #000000;">)</span> + <span style="color: #000000;">1</span><br /> nPrev += <span style="color: #000000;">10000</span><br /> UNTIL nRead < <span style="color: #000000;">10000</span><br /><br /><span style="color: #00C800;">return</span> nCount<br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /> </div>[/code:2g2hcoa8] |
Contar un caracter en archivo de texto | Mr Adhemar
Just now I saw in the posting that the file is really huge.
Both the above alternatives work well for medium sized files, they may be somewhat slow for huge files.
The two time consuming parts of the code are (1) initial scan of the entire file for counting the number of lines and (2) skipping by large number of lines requiring reading of large buffers more than needed back and forth. ( Single line skips may be ok but skipping by large number of lines may be a little slow )
If the purpose is basically readonly it is more desirable to create an index table once and use it to browse whenever needed. |
Contar un caracter en archivo de texto | Gracias Antonio
Carga rapidísimo/very quickly
Mr, Rao
The idea is to preview read-only listings
[img:b2j2iejc]http://200.58.169.10/acr/VistaPrevia.jpg[/img:b2j2iejc]
Thanks for the help.
Regards,
Adhemar |
Contar un caracter en archivo de texto | Mr Adhemar
Here is another approach which creates an index file for the first time. Even this should not take much time.
But after that navigation should be super fast.
[code=fw:391cfwrf]<div class="fw" id="{CB}" style="font-family: monospace;"><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"FiveWin.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"xbrowse.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"fileio.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"hbcompat.ch"</span><br /><br />REQUEST DBFCDX<br /><br /><span style="color: #00C800;">static</span> hFile<br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">function</span> Main<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> oWnd, oBrw<br /> <span style="color: #00C800;">local</span> cTextFile := <span style="color: #ff0000;">"c:<span style="color: #000000;">\f</span>wh<span style="color: #000000;">\s</span>ource<span style="color: #000000;">\c</span>lasses<span style="color: #000000;">\x</span>browse.prg"</span><br /> <span style="color: #00C800;">local</span> cIndexDbf<br /> <span style="color: #00C800;">local</span> c, k<br /><br /> cIndexDbf := cFileSetExt<span style="color: #000000;">(</span> cTextFile, <span style="color: #ff0000;">"dbf"</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">if</span> ! File<span style="color: #000000;">(</span> cIndexDbf <span style="color: #000000;">)</span><br /> MsgRun<span style="color: #000000;">(</span> <span style="color: #ff0000;">"Creating Index"</span>, <span style="color: #ff0000;">"PLEASE WAIT"</span>, <span style="color: #000000;">{</span> || CreateIndexDbf<span style="color: #000000;">(</span> cTextFile, cIndexDbf <span style="color: #000000;">)</span> <span style="color: #000000;">}</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">endif</span><br /><br /> hFile := FOpen<span style="color: #000000;">(</span> cTextFile <span style="color: #000000;">)</span><br /> USE <span style="color: #000000;">(</span> cIndexDbf <span style="color: #000000;">)</span> <span style="color: #00C800;">NEW</span> <span style="color: #0000ff;">ALIAS</span> TDX SHARED READONLY VIA <span style="color: #ff0000;">"DBFCDX"</span><br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /> @ <span style="color: #000000;">0</span>,<span style="color: #000000;">0</span> <span style="color: #0000ff;">XBROWSE</span> oBrw <span style="color: #0000ff;">OF</span> oWnd DATASOURCE <span style="color: #ff0000;">"TDX"</span> ;<br /> FIELDS RecNo<span style="color: #000000;">(</span><span style="color: #000000;">)</span>, ReadLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span> ;<br /> HEADERS <span style="color: #ff0000;">"No"</span>, <span style="color: #ff0000;">"Text"</span> ;<br /> PICTURES <span style="color: #ff0000;">"9,999,999"</span> ;<br /> NOBORDER<br /><br /> WITH OBJECT oBrw<br /> :<span style="color: #000000;">nStretchCol</span> := <span style="color: #000000;">2</span><br /> :<span style="color: #000000;">lVThumbTrack</span> := .t.<br /> <span style="color: #B900B9;">//</span><br /> :<span style="color: #000000;">CreateFromCode</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> END<br /><br /> oWnd:<span style="color: #000000;">oClient</span> := oBrw<br /> <span style="color: #0000ff;">ACTIVATE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /> CLOSE TDX<br /> FClose<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #000000;">0</span><br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> ReadLine<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> nRead, cLine<br /><br /> <span style="color: #00C800;">if</span> FIELD->RECLEN == <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">return</span> <span style="color: #ff0000;">""</span><br /> <span style="color: #00C800;">endif</span><br /><br /> FSeek<span style="color: #000000;">(</span> hFile, FIELD->OFFSET, FS_SET <span style="color: #000000;">)</span><br /> cLine := Space<span style="color: #000000;">(</span> FIELD->RECLEN <span style="color: #000000;">)</span><br /> nRead := FRead<span style="color: #000000;">(</span> hFile, @cLine, FIELD->RECLEN <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #0000ff;">Left</span><span style="color: #000000;">(</span> cLine, nRead <span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> CreateIndexDbf<span style="color: #000000;">(</span> cFile, cDbf <span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> hFile<br /> <span style="color: #00C800;">local</span> nBufSize := <span style="color: #000000;">32000</span><br /> <span style="color: #00C800;">local</span> cBuf := Space<span style="color: #000000;">(</span> nBufSize <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">local</span> nRead, nPrevRead := <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">local</span> nAt, nLen<br /><br /> DbCreate<span style="color: #000000;">(</span> cDbf, <span style="color: #000000;">{</span><span style="color: #000000;">{</span> <span style="color: #ff0000;">"OFFSET"</span>, <span style="color: #ff0000;">'N'</span>, <span style="color: #000000;">12</span>, <span style="color: #000000;">0</span> <span style="color: #000000;">}</span>, <span style="color: #000000;">{</span> <span style="color: #ff0000;">"RECLEN"</span>, <span style="color: #ff0000;">'N'</span>, <span style="color: #000000;">4</span>, <span style="color: #000000;">0</span> <span style="color: #000000;">}</span><span style="color: #000000;">}</span>, <span style="color: #ff0000;">"DBFCDX"</span>, .t., <span style="color: #ff0000;">"TDX"</span> <span style="color: #000000;">)</span><br /> DbAppend<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> FIELD->OFFSET := <span style="color: #000000;">0</span><br /><br /> hFile := FOpen<span style="color: #000000;">(</span> cFile <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">do</span> <span style="color: #00C800;">while</span> .t.<br /> nRead := FRead<span style="color: #000000;">(</span> hFile, @cBuf, nBufSize <span style="color: #000000;">)</span><br /> nAt := <span style="color: #000000;">1</span><br /> <span style="color: #00C800;">do</span> <span style="color: #00C800;">while</span> <span style="color: #000000;">(</span> nAt := <span style="color: #00C800;">At</span><span style="color: #000000;">(</span> CRLF, cBuf, nAt, nRead <span style="color: #000000;">)</span> <span style="color: #000000;">)</span> > <span style="color: #000000;">0</span><br /> nLen := nAt + nPrevRead - FIELD->OFFSET - <span style="color: #000000;">1</span><br /> FIELD->RECLEN := nLen<br /> DBAPPEND<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> nAt++<br /> FIELD->OFFSET := nAt + nPrevRead<br /> nAt++<br /> <span style="color: #00C800;">enddo</span><br /> <span style="color: #00C800;">if</span> nRead < nBufSize<br /> exit<br /> <span style="color: #00C800;">else</span><br /> nPrevRead += nBufSize<br /> <span style="color: #00C800;">endif</span><br /> <span style="color: #00C800;">enddo</span><br /> FIELD->RECLEN := nRead + nPrevRead - FIELD->OFFSET<br /> CLOSE TDX<br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /> </div>[/code:391cfwrf]
I have included line numbers in the first column. You may make suitable changes.
3 different alternatives are given above. For my personal information, I shall be glad if you test and let us know which alternative is the fastest for your large file. |
Contar un caracter en archivo de texto | Mr. Rao
Perfect
I modified to display another column when the text is wide
It works, is it right?
This is code
[code=fw:v7wthbqr]<div class="fw" id="{CB}" style="font-family: monospace;"><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"FiveWin.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"xbrowse.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"fileio.ch"</span><br /><span style="color: #00D7D7;">#include</span> <span style="color: #ff0000;">"hbcompat.ch"</span><br /><br />REQUEST DBFCDX<br /><br /><span style="color: #00C800;">static</span> hFile<br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">function</span> Main<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> oWnd, oBrw<br /> <span style="color: #00C800;">local</span> cTextFile := <span style="color: #ff0000;">"c:<span style="color: #000000;">\T</span>MP<span style="color: #000000;">\R</span>EPORT<span style="color: #000000;">\L</span>IST21.LST"</span><br /> <span style="color: #00C800;">local</span> cIndexDbf<br /> <span style="color: #00C800;">local</span> c, k,lFont:= .t.<br /><br /> cIndexDbf := cFileSetExt<span style="color: #000000;">(</span> cTextFile, <span style="color: #ff0000;">"dbf"</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">if</span> ! File<span style="color: #000000;">(</span> cIndexDbf <span style="color: #000000;">)</span><br /> MsgRun<span style="color: #000000;">(</span> <span style="color: #ff0000;">"Creating Index"</span>, <span style="color: #ff0000;">"PLEASE WAIT"</span>, <span style="color: #000000;">{</span> || CreateIndexDbf<span style="color: #000000;">(</span> cTextFile, cIndexDbf <span style="color: #000000;">)</span> <span style="color: #000000;">}</span> <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">endif</span><br /><br /> hFile := FOpen<span style="color: #000000;">(</span> cTextFile <span style="color: #000000;">)</span><br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">FONT</span> oBig <span style="color: #0000ff;">NAME</span> <span style="color: #ff0000;">"Courier New"</span> <span style="color: #0000ff;">SIZE</span> <span style="color: #000000;">0</span>,<span style="color: #000000;">-13</span>; <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">FONT</span> oFont <span style="color: #0000ff;">NAME</span> <span style="color: #ff0000;">"Courier New"</span> <span style="color: #0000ff;">SIZE</span> <span style="color: #000000;">0</span>,<span style="color: #000000;">-11</span><br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">FONT</span> oFont1 <span style="color: #0000ff;">NAME</span> <span style="color: #ff0000;">"Arial"</span> <span style="color: #0000ff;">SIZE</span> <span style="color: #000000;">4</span>, <span style="color: #000000;">-8.4</span><br /> USE <span style="color: #000000;">(</span> cIndexDbf <span style="color: #000000;">)</span> <span style="color: #00C800;">NEW</span> <span style="color: #0000ff;">ALIAS</span> TDX SHARED READONLY VIA <span style="color: #ff0000;">"DBFCDX"</span><br /> nRecLen:=FIELD->RECLEN<br /> <span style="color: #0000ff;">DEFINE</span> <span style="color: #0000ff;">WINDOW</span> oWnd<br /> @ <span style="color: #000000;">0</span>,<span style="color: #000000;">0</span> <span style="color: #0000ff;">XBROWSE</span> oBrw <span style="color: #0000ff;">OF</span> oWnd DATASOURCE <span style="color: #ff0000;">"TDX"</span> ;<br /> FIELDS RecNo<span style="color: #000000;">(</span><span style="color: #000000;">)</span>, ReadLine<span style="color: #000000;">(</span><span style="color: #000000;">1</span><span style="color: #000000;">)</span>,<span style="color: #00C800;">If</span><span style="color: #000000;">(</span>nRecLen><span style="color: #000000;">160</span>,ReadLine<span style="color: #000000;">(</span><span style="color: #000000;">2</span><span style="color: #000000;">)</span>,<span style="color: #ff0000;">""</span> <span style="color: #000000;">)</span>; <span style="color: #B900B9;">//Add</span><br /> HEADERS <span style="color: #ff0000;">"No"</span>, <span style="color: #ff0000;">"Text"</span> ;<br /> PICTURES <span style="color: #ff0000;">"9,999,999"</span> ;<br /> NOBORDER<br /><br /> WITH OBJECT oBrw<br /> :<span style="color: #000000;">nStretchCol</span> := <span style="color: #000000;">2</span><br /> :<span style="color: #000000;">lVThumbTrack</span> := .t.<br /> :<span style="color: #000000;">nMarqueeStyle</span> := MARQSTYLE_HIGHLWIN7<br /> :<span style="color: #000000;">nFreeze</span>:=<span style="color: #000000;">1</span><br /> :<span style="color: #000000;">nColSel</span>:=<span style="color: #000000;">2</span><br /> :<span style="color: #000000;">CreateFromCode</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> END<br /> oBrw:<span style="color: #000000;">aCols</span><span style="color: #000000;">[</span><span style="color: #000000;">1</span><span style="color: #000000;">]</span>:<span style="color: #000000;">nWidth</span>:=<span style="color: #000000;">35</span><br /> oBrw:<span style="color: #000000;">aCols</span><span style="color: #000000;">[</span><span style="color: #000000;">1</span><span style="color: #000000;">]</span>:<span style="color: #000000;">oDataFont</span>:=oFont1<br /> oBrw:<span style="color: #000000;">aCols</span><span style="color: #000000;">[</span><span style="color: #000000;">1</span><span style="color: #000000;">]</span>:<span style="color: #000000;">nDataStrAlign</span>:=AL_RIGHT<br /> <br /> oBrw:<span style="color: #000000;">aCols</span><span style="color: #000000;">[</span><span style="color: #000000;">2</span><span style="color: #000000;">]</span>:<span style="color: #000000;">oDataFont</span>:= <span style="color: #000000;">{</span> || iif<span style="color: #000000;">(</span> lFont,oFont,oBig<span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> <span style="color: #00C800;">If</span> nRecLen><span style="color: #000000;">160</span><br /> oBrw:<span style="color: #000000;">aCols</span><span style="color: #000000;">[</span><span style="color: #000000;">3</span><span style="color: #000000;">]</span>:<span style="color: #000000;">oDataFont</span>:= <span style="color: #000000;">{</span> || iif<span style="color: #000000;">(</span> lFont,oFont,oBig<span style="color: #000000;">)</span> <span style="color: #000000;">}</span><br /> <span style="color: #00C800;">Endif</span><br /><br /> oWnd:<span style="color: #000000;">oClient</span> := oBrw<br /> <span style="color: #0000ff;">ACTIVATE</span> <span style="color: #0000ff;">WINDOW</span> oWnd <span style="color: #0000ff;">MAXIMIZED</span><br /> CLOSE TDX<br /> FClose<span style="color: #000000;">(</span> hFile <span style="color: #000000;">)</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #000000;">0</span><br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> ReadLine<span style="color: #000000;">(</span>nC<span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> nRead, cLine<br /><br /> <span style="color: #00C800;">if</span> FIELD->RECLEN == <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">return</span> <span style="color: #ff0000;">""</span><br /> <span style="color: #00C800;">endif</span><br /><br /> FSeek<span style="color: #000000;">(</span> hFile, FIELD->OFFSET, FS_SET <span style="color: #000000;">)</span><br /> cLine := Space<span style="color: #000000;">(</span> FIELD->RECLEN <span style="color: #000000;">)</span><br /> nRead := FRead<span style="color: #000000;">(</span> hFile, @cLine, FIELD->RECLEN <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">If</span> nC=<span style="color: #000000;">2</span><br /> cLine:=Subs<span style="color: #000000;">(</span>cLine,<span style="color: #000000;">47</span>,<span style="color: #000000;">200</span><span style="color: #000000;">)</span> <span style="color: #B900B9;">//add</span><br /> <span style="color: #00C800;">Endif</span><br /><br /><span style="color: #00C800;">return</span> <span style="color: #0000ff;">Left</span><span style="color: #000000;">(</span> cLine, nRead <span style="color: #000000;">)</span><br /><br /><span style="color: #B900B9;">//----------------------------------------------------------------------------//</span><br /><br /><span style="color: #00C800;">static</span> <span style="color: #00C800;">function</span> CreateIndexDbf<span style="color: #000000;">(</span> cFile, cDbf <span style="color: #000000;">)</span><br /><br /> <span style="color: #00C800;">local</span> hFile<br /> <span style="color: #00C800;">local</span> nBufSize := <span style="color: #000000;">32000</span><br /> <span style="color: #00C800;">local</span> cBuf := Space<span style="color: #000000;">(</span> nBufSize <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">local</span> nRead, nPrevRead := <span style="color: #000000;">0</span><br /> <span style="color: #00C800;">local</span> nAt, nLen<br /><br /> DbCreate<span style="color: #000000;">(</span> cDbf, <span style="color: #000000;">{</span><span style="color: #000000;">{</span> <span style="color: #ff0000;">"OFFSET"</span>, <span style="color: #ff0000;">'N'</span>, <span style="color: #000000;">12</span>, <span style="color: #000000;">0</span> <span style="color: #000000;">}</span>, <span style="color: #000000;">{</span> <span style="color: #ff0000;">"RECLEN"</span>, <span style="color: #ff0000;">'N'</span>, <span style="color: #000000;">4</span>, <span style="color: #000000;">0</span> <span style="color: #000000;">}</span><span style="color: #000000;">}</span>, <span style="color: #ff0000;">"DBFCDX"</span>, .t., <span style="color: #ff0000;">"TDX"</span> <span style="color: #000000;">)</span><br /> DbAppend<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> FIELD->OFFSET := <span style="color: #000000;">0</span><br /><br /> hFile := FOpen<span style="color: #000000;">(</span> cFile <span style="color: #000000;">)</span><br /> <span style="color: #00C800;">do</span> <span style="color: #00C800;">while</span> .t.<br /> nRead := FRead<span style="color: #000000;">(</span> hFile, @cBuf, nBufSize <span style="color: #000000;">)</span><br /> nAt := <span style="color: #000000;">1</span><br /> <span style="color: #00C800;">do</span> <span style="color: #00C800;">while</span> <span style="color: #000000;">(</span> nAt := <span style="color: #00C800;">At</span><span style="color: #000000;">(</span> CRLF, cBuf, nAt, nRead <span style="color: #000000;">)</span> <span style="color: #000000;">)</span> > <span style="color: #000000;">0</span><br /> nLen := nAt + nPrevRead - FIELD->OFFSET - <span style="color: #000000;">1</span><br /> FIELD->RECLEN := nLen<br /> DBAPPEND<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> nAt++<br /> FIELD->OFFSET := nAt + nPrevRead<br /> nAt++<br /> <span style="color: #00C800;">enddo</span><br /> <span style="color: #00C800;">if</span> nRead < nBufSize<br /> exit<br /> <span style="color: #00C800;">else</span><br /> nPrevRead += nBufSize<br /> <span style="color: #00C800;">endif</span><br /> <span style="color: #00C800;">enddo</span><br /> FIELD->RECLEN := nRead + nPrevRead - FIELD->OFFSET<br /> CLOSE TDX<br /><br /><span style="color: #00C800;">return</span> <span style="color: #00C800;">nil</span><br /><br /> </div>[/code:v7wthbqr]
Now, how to do this, to show which page is
[code=fw:v7wthbqr]<div class="fw" id="{CB}" style="font-family: monospace;"><br /><span style="color: #00C800;">Static</span> <span style="color: #00C800;">FUNCTION</span> VerPag<span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> nPagIni=<span style="color: #000000;">1</span><br /> <br /> <span style="color: #00C800;">For</span> vI:=<span style="color: #000000;">1</span> <span style="color: #0000ff;">To</span> oBrw:<span style="color: #000000;">nArrayAt</span><br /> <span style="color: #00C800;">IF</span> <span style="color: #00C800;">At</span><span style="color: #000000;">(</span>chr<span style="color: #000000;">(</span><span style="color: #000000;">12</span><span style="color: #000000;">)</span>,aTexto<span style="color: #000000;">[</span> vI <span style="color: #000000;">]</span><span style="color: #000000;">[</span><span style="color: #000000;">2</span><span style="color: #000000;">]</span><span style="color: #000000;">)</span>><span style="color: #000000;">0</span><br /> nPagIni++<br /> Endi<br /> <span style="color: #00C800;">Next</span> vI <br /> <span style="color: #00C800;">If</span><span style="color: #000000;">(</span>nPagIni>nPagTot,nPagIni--, <span style="color: #000000;">)</span><br /> oSay:<span style="color: #0000ff;">Refresh</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /><span style="color: #00C800;">Return</span> <span style="color: #00C800;">Nil</span><br /> </div>[/code:v7wthbqr]
Find String
[code=fw:v7wthbqr]<div class="fw" id="{CB}" style="font-family: monospace;"><br /><span style="color: #00C800;">Static</span> Funct BuscaCad<span style="color: #000000;">(</span>vQue<span style="color: #000000;">)</span><br /> oBrw:<span style="color: #000000;">Skip</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #00C800;">For</span> vI:= oBrw:<span style="color: #000000;">nArrayAt</span> <span style="color: #0000ff;">To</span> nRec<br /> <span style="color: #00C800;">IF</span> <span style="color: #00C800;">At</span><span style="color: #000000;">(</span>AllTrim<span style="color: #000000;">(</span>vQue<span style="color: #000000;">)</span>,UPPER<span style="color: #000000;">(</span>aTexto<span style="color: #000000;">[</span> oBrw:<span style="color: #000000;">nArrayAt</span> <span style="color: #000000;">]</span><span style="color: #000000;">[</span><span style="color: #000000;">2</span><span style="color: #000000;">]</span><span style="color: #000000;">)</span><span style="color: #000000;">)</span>><span style="color: #000000;">0</span><br /> Exit <br /> <span style="color: #00C800;">Endif</span><br /> oBrw:<span style="color: #000000;">Skip</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <br /> <span style="color: #00C800;">If</span> vI=oBrw:<span style="color: #000000;">nArrayAt</span><br /> oBrw:<span style="color: #000000;">GoTop</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><br /> <span style="color: #0000ff;">MsgInfo</span><span style="color: #000000;">(</span><span style="color: #ff0000;">"No existe cadena indicada"</span><span style="color: #000000;">)</span><br /> Exit <br /> <span style="color: #00C800;">Endif</span><br /> <span style="color: #00C800;">Next</span> vI<br /> <span style="color: #000000;">(</span>oBrw:<span style="color: #0000ff;">Refresh</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span>,oBrw:<span style="color: #000000;">SetFocus</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><span style="color: #000000;">)</span><br />Retu <span style="color: #00C800;">Nil</span><br /> </div>[/code:v7wthbqr]
Thanks,
Regards
Adhemar |
Contar un caracter en archivo de texto | 1. Are you trying to add extra column to show text that is overflowing the second column? It is better to provide horizontal scroll of cell contents than showing another column,
Even then, your logic is defective.
2. Page and line numbers should be generated and recorded in the index dbf
3. You can not use nArrayAt because we are not browsing array. |
Contectar base datos mysql en servidor web | Colegas, nuevamente yo, estoy incursionado en el mundo de las bases de datos mysql. he realizado varios ejemplos con bases de datos locales (En mi PC), pero necesito en este momento leer una base de datos que esta en un hosting. ¿Alguien me puede indicar como lo puedo hacer?, tengo las claves pero no se como acceder. Alguien me puede dar una luz. O si sabe de algun manual donde me indique esto?
De antemano Gracias |
Contectar base datos mysql en servidor web | Hola Leandro
De la manera como lo hago yo es:
1.- saber la direccion IP del servidor
2.- tener el nombre del usuario y su contraseña
3.- saber el nombre de la base de datos a la cual quieres acceder
4.- decidir que clase usar Eagle1, tmysql (ya no me acuerdo cuales mas hay, mil disculpas)
Espero haberte ayudado, siquieres ejemplos por ahi hay unos mensajes que hacen referencia a lo que buscas, si no lo encuentras dimelo y te los mando.
Saludos
Marco A. Delgado. |
Contectar base datos mysql en servidor web | haaa....
Se olvidaba estos ejemplos los uso con xHarbour y FWH
nunca los he utilizado con Clipper.
Saludos
Marco A. Delgado. |
Contectar base datos mysql en servidor web | Leandro:
Si ya tenes usuario y clave solo te falta el host, que puede ser la ip del servidor, tipo 200.58.112.91 o el dominio, tipo sol1.telpin.com.ar. De la misma manera que te conectas al servidor local con localhost, 127.0.0.1 o una ip local tipo 192.168.0.1 te conectas al remoto especificando el host.
Un ejemplo con eagle1 y xharbour:
FUNCTION CONECTA(cEstado,oEstado,oTimer,oIco)
Local cHost:='sol1.telpin.com.ar,cUser:='daniel',cPassword:="xxx"
oMySql := TMSConnect():New()
oMySql:Connect( cHost, cUser, cPassword )
Saludos, |
Contectar base datos mysql en servidor web | Leandro:
No se si te sirva pero la empresa polaca OCT ( <!-- w --><a class="postlink" href="http://www.otc.pl">www.otc.pl</a><!-- w --> ) tiene un driver RDD que se llama MEDIATOR donde podes enlazar con distintas bases de datos ( mysql, sqlserver, postgresql, oracle y otras ) tus fuentes XBASE directos.
Yo la probé desde clipper con sqlserver y en 2 horas tenía el sistema XBASE funcionando perfectamente sobre SQLSERVER.
En este caso, en la conexion ODBC tenés que poner el IP remoto del servidor tal como te explicaron en las otras respuestas.
Este gente de otc tiene tambien el RDD para xHarbour desde windows o linux.
No se si te sirva pero si tenes un soft bajo xbase esta solucion anda hasta donde probé, no necesitas programar nuevamente todo tu soft bajo SQL.
Saludos.
Ricardo.- |
Contenido de campo en combox | Hola Antonio
Mis mejores deseos para ti y para los que tu mas quieres.
Antonio como puedo hacer para que el contenido de un campo tipo carácter se me muestre en un combobox, encontré algo parecido en el foro pero no me funciona, quiero colocar el tramo de texto con el que trabajo para que me sea más fácil entender.
La parte a que se refiere la pregunta esta resaltada es el combobox operarios
Cordialmente
Jairo Barbosa
********************************************************************
#include "FiveWin.ch"
Function Busqueoper()//Muestra las operaciones de la tabla Oper
Local oDlg, oBrw, oBt1, oBt2, oBt3, oBt4, oBt5, oBt6,oBt,oReport
DEFINE DIALOG oDlg RESOURCE "Operaciones"
Select opera
REDEFINE LISTBOX oBrw ;
FIELDS ;
Opera->Placa ,;
DTOC(Opera->Fechaingre) ,;
Opera->Descrip ,;
str(Opera->Cantidad,7,3) ,;
str(Opera->Valor,13) ,;
Opera->Carga ,;
Opera->Operario ,;
IF(Opera->Garanth,"SI","NO") ,;
IF(Opera->Garantm,"SI","NO") ,;
Opera->Ot ,;
Opera->Ingreso ,;
DTOC(Opera->Fechasal) ,;
Opera->Coment ;
ID 519 OF oDlg ;
HEADERS ;
"Placa" ,;
"Fecha_Ingr" ,;
"Descripcion" ,;
"Cantidad" ,;
"Valor" ,;
"Carga" ,;
"Operario" ,;
"Garantia_H" ,;
"Grarantia_M" ,;
"Orden T" ,;
"Ingreso X" ,;
"Fecha_Sal" ,;
"Comentario" ;
SELECT Opera->Placa FOR Client->Placa ;
ON DBLCLICK (Regi02(.F.), oBrw:refresh(), oBrw:SetFocus()) UPDATE;
COLOR RGB(0,0,0),RGB(120,150,220)
REDEFINE Bitmap oBit ID 10 of oDlg resource "Genesis3"
oDlg:cCaption := "REGISTRO DE OPERACIONES"
oBrw:Upstable()
* Botones
REDEFINE BUTTON oBt1 ID 510 OF oDlg ; //Reeditar
ACTION (Regi02(.F.),Grabareg(), oBrw:refresh(), oBrw:SetFocus()) UPDATE
REDEFINE BUTTON oBt2 ID 517 OF oDlg ; // Nuevo
ACTION Grabareg(), (Regi02(.F.), oBrw:refresh(), oBrw:SetFocus())
REDEFINE BUTTON oBt3 ID 511 OF oDlg ; // borrar
ACTION ( BorraRegi02() , oBrw:refresh(), oBrw:SetFocus())
REDEFINE BUTTON oBt4 ID 518 OF oDlg ; // Salir
ACTION oDlg:End()
REDEFINE BUTTON oBt1 ID 533 OF oDlg ACTION Imprime()
oBrw:nClrpane:={||IIF((ORDKEYNO());
%2==0,RGB(120,150,250),RGB(120,150,200))}
ACTIVATE DIALOG oDlg
Return nil
//----------------------------------------------------------------------------//
function Regi02(lOk)
local oDlg,bGotFocus,bLostFocus,cOperario := {}
local lGrabaa := .F.
local Regis
* Seteamos las variables para agregar o modificar
cPlaca :=IIF(lOk,SPACE(LEN(Opera->Placa)),Opera->Placa)
cFechasal :=IIF(lOk,CTOD(" / / "),Opera->Fechasal)
cDescrip :=IIF(lOk,SPACE(LEN(Opera->Descrip)),Opera->Descrip)
cCantidad :=IIF(lOk,SPACE(LEN(Opera->Cantidad)),Opera->Cantidad)
cCarga :=IIF(lOk,SPACE(LEN(Opera->Carga)),Opera->Carga)
cValor :=IIF(lOk,SPACE(LEN(Opera->Valor)),Opera->Valor)
cOperario :=IIF(lOk,SPACE(LEN(Opera->Operario)),Opera->Operario)
cGaranth :=IIF(lOk,SPACE(LEN(Opera->Garanth )),Opera->Garanth )
cGarantm :=IIF(lOk,SPACE(LEN(Opera->Garantm)),Opera->Garantm)
cOt :=IIF(lOk,SPACE(LEN(Opera->ot)),Opera->ot)
cIngreso :=IIF(lOk,SPACE(LEN(Opera->Ingreso)),Opera->Ingreso)
cFechaingre :=IIF(lOk,SPACE(LEN(Opera->fechaingre)),Opera->Fechaingre)
cComent :=IIF(lOk,SPACE(LEN(Opera->Coment)),Opera->Coment)
aItems := {" ","1R_134","2R_12","3R134_Tar","4R12_Tar"}
aItem := {" ","A/C Nuevo","Servicio","Garantia"}
cRegis :=Recno()
DEFINE DIALOG oDlg RESOURCE "Regi02" TITLE "Entrada Operaciones Serviairee"
REDEFINE GET getplaca VAR cPlaca ID 500 OF oDlg UPDATE PICTURE "!!!999"
REDEFINE GET getFechaingre VAR cFechaingre ID 501 OF oDlg UPDATE;
VALID ValidCamp(cFechaingre)
* Desabilitamos placa cuando se edita y damos foco a Fecha (por Editar)
IF !lOk
Getplaca:disable()
GetFechaIngre:SetFocus()
ENDIF
REDEFINE GET getDescrip VAR cDescrip ID 502 OF oDlg PICTURE "@!"
REDEFINE GET getCantidad VAR cCantidad ID 503 OF oDlg PICTURE"99.999"
IF EMPTY(cCarga) .OR. ;
ASCAN(aItems,cCarga) == 1
cCarga := aItems[1]
ENDIF
REDEFINE COMBOBOX getCarga VAR cCarga ;
ITEMS aItems ID 504 of oDlg
REDEFINE GET getvalor VAR cValor ID 499 OF oDlg UPDATE PICTURE;
"$ 99,999,999.99"
Emple->( DbGoTop() ) //emple es el alias de la base empleados
while ! Emple->( EoF() )
AAdd(cOperario , Str( Emple->Apellido ) )
Emple->( DbSkip( 1 ) )
end
REDEFINE COMBOBOX getOperario VAR cOperario ID 505 OF oDlg PICTURE "@!"
REDEFINE CHECKBOX chetGaranth VAR cGaranth ID 506 OF oDlg UPDATE
if .not. empty(cGaranth)
cIngreso= aItem[4]
endif
REDEFINE CHECKBOX chetgarantm VAR cGarantm ID 507 OF oDlg UPDATE
if .not. empty(cGarantm)
cIngreso= aItem[4]
endif
REDEFINE GET getot VAR cOt ID 498 OF oDlg UPDATE;
VALID ValidCamp(cOt)
IF EMPTY(cIngreso) .OR. ;
ASCAN(aItem,cIngreso) == 1
cIngreso := aItem[1]
ENDIF
REDEFINE COMBOBOX getIngreso VAR cIngreso ;
ITEMS aItem ID 117 of oDlg valid ValidCamp(cIngreso)
REDEFINE GET getfechasal VAR cFechasal ID 4001 OF oDlg UPDATE
REDEFINE GET getcoment VAR cComent ID 508 OF oDlg
* Salimos sin Grabar
REDEFINE BUTTON oBt5 ID 521 OF oDlg ACTION (lGrabaa := .F., oDlg:End())//Salir
* Salimos grabando
REDEFINE BUTTON oBt6 ID 520 OF oDlg ACTION (lGrabaa := .T.,oDlg:End())
REDEFINE Bitmap oBit ID 10 of oDlg resource "Genesis1"
oBt6:cToolTip := ( "Graba el Registro Editado" )//OemToAnsi
getFechaingre:cToolTip :=OemToAnsi("Escriba la fecha de ingreso ")
ACTIVATE DIALOG oDlg
IF lGrabaa // Salir grabando
IF lOK
append blank
ENDIF
* Grabamos losdatos
Opera->Fechasal :=cFechasal
Opera->Descrip :=cDescrip
Opera->Cantidad :=cCantidad
Opera->Valor :=cValor
Opera->Carga :=cCarga
Opera->Operario :=cOperario
Opera->Garanth :=cGaranth
Opera->Garantm :=cGarantm
Opera->Ot :=cOt
Opera->Ingreso :=cIngreso
Opera->Fechaingre :=cFechaingre
Opera->Coment :=cComent
endif
return nil |
Contenido de campo en combox | Jairo,
Tienes que usar la Clase TDbCombo.
Revisa samples\DbcTest.prg y TestDbc1.prg |
Contenido de campo en combox | [quote="Antonio Linares":wd0kvdai]Jairo,
Tienes que usar la Clase TDbCombo.
Revisa samples\DbcTest.prg y TestDbc1.prg[/quote:wd0kvdai]
//**************************//
Gracis Antonio
funciona perfectamente
Cordialmente
Jairo |
Contents of Log file | To All
Been getting this log file with my current application .. it appears to point to a bitmap in my resource file that is either missing or a mis-spelling on my part in my code ?
Rick Lipkin
[code=fw:3esbufi5]<div class="fw" id="{CB}" style="font-family: monospace;"><br /><span style="color: #000000;">02</span>/<span style="color: #000000;">05</span>/<span style="color: #000000;">2017</span> <span style="color: #000000;">10</span>:<span style="color: #000000;">43</span>:<span style="color: #000000;">42</span>: <span style="color: #000000;">WNDREADPALBMPEX</span><span style="color: #000000;">(</span> <span style="color: #000000;">629</span> <span style="color: #000000;">)</span> uBmp = <span style="color: #ff0000;">"DCUST166"</span> <span style="color: #ff0000;">"not found"</span> = <span style="color: #ff0000;">"not found"</span> <br /><span style="color: #000000;">02</span>/<span style="color: #000000;">05</span>/<span style="color: #000000;">2017</span> <span style="color: #000000;">10</span>:<span style="color: #000000;">43</span>:<span style="color: #000000;">42</span>: <span style="color: #000000;">WNDREADPALBMPEX</span><span style="color: #000000;">(</span> <span style="color: #000000;">633</span> <span style="color: #000000;">)</span> uBmp = <span style="color: #ff0000;">"DCUST166"</span> <span style="color: #ff0000;">"invalid resource"</span> = <span style="color: #ff0000;">"invalid resource"</span> <br /> </div>[/code:3esbufi5] |
Contents of Log file | Rick
What type of resource is "DCUST166" |
Contents of Log file | [quote="Rick Lipkin":2k8l1wkz]To All
Been getting this log file with my current application .. it appears to point to a bitmap in my resource file that is either missing or a mis-spelling on my part in my code ?
Rick Lipkin
[code=fw:2k8l1wkz]<div class="fw" id="{CB}" style="font-family: monospace;"><br /><span style="color: #000000;">02</span>/<span style="color: #000000;">05</span>/<span style="color: #000000;">2017</span> <span style="color: #000000;">10</span>:<span style="color: #000000;">43</span>:<span style="color: #000000;">42</span>: <span style="color: #000000;">WNDREADPALBMPEX</span><span style="color: #000000;">(</span> <span style="color: #000000;">629</span> <span style="color: #000000;">)</span> uBmp = <span style="color: #ff0000;">"DCUST166"</span> <span style="color: #ff0000;">"not found"</span> = <span style="color: #ff0000;">"not found"</span> <br /><span style="color: #000000;">02</span>/<span style="color: #000000;">05</span>/<span style="color: #000000;">2017</span> <span style="color: #000000;">10</span>:<span style="color: #000000;">43</span>:<span style="color: #000000;">42</span>: <span style="color: #000000;">WNDREADPALBMPEX</span><span style="color: #000000;">(</span> <span style="color: #000000;">633</span> <span style="color: #000000;">)</span> uBmp = <span style="color: #ff0000;">"DCUST166"</span> <span style="color: #ff0000;">"invalid resource"</span> = <span style="color: #ff0000;">"invalid resource"</span> <br /> </div>[/code:2k8l1wkz][/quote:2k8l1wkz]
Yes, we included this and similar traces recently. These could sometimes help to find causes of some problems at run-time. |
Contents of Log file | Cristobal
The dCust16 is a bitmap file for a Button .. I use "d" to designate the button bitmap is used as the disabled indicator .. I will do a quick .prg scan for a resource "dcust166" and see what I find.
Thanks
Rick Lipkin |
Contents of Log file | Rao
I just did a quick text find on all my .prg and can not find any instance or reference to dcust166 .... <!-- s:shock: --><img src="{SMILIES_PATH}/icon_eek.gif" alt=":shock:" title="Shocked" /><!-- s:shock: -->
Rick Lipkin |
Contents of Log file | [quote="Rick Lipkin":3gsya33d]Cristobal
The dCust16 is a bitmap file for a Button .. I use "d" to designate the button bitmap is used as the disabled indicator .. I will do a quick .prg scan for a resource "dcust166" and see what I find.
Thanks
Rick Lipkin[/quote:3gsya33d]
How strange that message!
Do not you have that resource?
FWLOG: Lines 629 and 633 in file ..\function\imgtxtio.prg |
Contents of Log file | It has to be there somewhere in the program.
May be we need to include full call-stack in the trace in future to help the programmer to locate the source. |
Contents of Log file | Cristabol
YES, I have the resource and the bitmap is available during the resource compile .. as it turns out .. I am not even calling this bitmap in this particular program .. just one of my stock icons I use from project to project
Rick Lipkin
[code=fw:2v9iy9g0]<div class="fw" id="{CB}" style="font-family: monospace;"><br /><br />LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL<br />dcust16 BITMAP <span style="color: #ff0000;">".<span style="color: #000000;">\\</span>dCust16.bmp"</span><br /><br /><br /> </div>[/code:2v9iy9g0] |
Contents of Log file | Mr Rick
Somewhere in your program you might have used resource name as dcust166 instead of dcust16. |
Contents of Log file | Rao
I agree with you .. I did a quick scan with a text find and replace utility and could not find a match .. will look again in the morning and let you know ..
Thanks
Rick Lipkin |
Contents of Log file | Rao and Cristobal
I found the offending code ..
[code=fw:3lced00k]<div class="fw" id="{CB}" style="font-family: monospace;"><br /> <span style="color: #0000ff;">REDEFINE</span> <span style="color: #0000ff;">BTNBMP</span> oBtn6 <span style="color: #0000ff;">ID</span> <span style="color: #000000;">120</span> <span style="color: #0000ff;">of</span> oSchA ; <span style="color: #B900B9;">// manage drivers</span><br /> <span style="color: #0000ff;">RESOURCE</span> <span style="color: #ff0000;">"CUST16"</span>,<span style="color: #ff0000;">"DCUST166"</span>,<span style="color: #ff0000;">"DCUST16"</span> ;<br /> <span style="color: #0000ff;">PROMPT</span> <span style="color: #ff0000;">"Manage Drv"</span> <span style="color: #0000ff;">LEFT</span> <span style="color: #000000;">2007</span>;<br /> <span style="color: #0000ff;">ACTION</span> <span style="color: #000000;">(</span> _DrvBrow<span style="color: #000000;">(</span><span style="color: #000000;">)</span>, ; <br /> </div>[/code:3lced00k]
I have 3 folders in this development application .. I still like my old Ts.Exe ( norton text search ) but unfortunately it is 16 bit and to use Ts.Exe I have to use the Dos Box emulator .. and in a 16 bit command window all my folders are truncated with ~1,~2 and ~3. I was searching the wrong folder last evening and that is why I could not find the offending code ..
Thanks for your help!
Rick Lipkin |
Contents of the input field | Hi,
On the window of someone else's application there is an input field (class Edit).
There is text in this field. I know the pointer of this field and want to get its contents
#DEFINE WM_GETTEXT 13
buf:=space(200)
SendMessage(hWn, WM_GETTEXT, 200, @buf)
As a result, I get an empty value. What am I wrong about ?
Windows 10, FWH 18.06 |
Contents of the input field | Natter,
Do it this way:
MsgInfo( GetWindowText( hWnd ) ) |
Contents of the input field | Since I need to get the text from someone else's application, the Getwindowtext(hWn) function will return an empty value.
I solved this problem using clipboard
SendMessage(hWn, EM_SETSEL, 0, -1)
SendMessage(hWn, WM_COPY, 0, 0)
buf:=oClp:GetText() |
Contex Menu Popup | I need to create a menu popup to select many items on Popup
Now I use a popup menu but the final user have many problems to select an item
[img:1qmhgf5z]http://img585.imageshack.us/img585/4152/menucomuni.jpg[/img:1qmhgf5z]
I wish a menu like :
Item1 Item2 Item3 Item4 Item5 Item6 Item7 Item8
Item9 Item10 Item11 Item12 Item13 Item14 Item15 Item16
Item17 Item18 Item19 Item20 Item21 Item22 Item23 Item24
I tried with tagcloud with no success!! I not found the command to make baction block |
Contextual visualization of images | Hi,
I'm flipping through xBbrowse. In the bChanged code block, bitmap files are loaded into XImage. However, if I do continuous scrolling (arrow, scrollbar slider, mouse wheel), there is a strong slowdown. Is it possible to optimize the contextual visualization of images ? |
Contextual visualization of images | You can use a timer for this delay.
It will give you the change to browse without refreshing to ximage during the time set.
Here is the link to the topic :
<!-- l --><a class="postlink-local" href="http://forums.fivetechsupport.com/viewtopic.php?f=3&t=34782">viewtopic.php?f=3&t=34782</a><!-- l --> |
Contextual visualization of images | Thank you, an interesting solution ! |
Continuidad con desarrollos | Que tal, mi nombre es Nicolás Lerda, soy hijo de Pedro Lerda.
Él me decia que hablaba con algunos de aqui, el fallecio hace unos días y era mi socio. Teniamos nuestra pequeña empresa de desarrollo, donde yo gestionaba las cosas y él desarrollaba. Me enseño el uso de MySQL y aprendi por mi cuenta cosas Web.
Si bien entiendo al respecto de FiveWin y harbour, seguramente para desarrollos a futuro necesitare algun programador para encomendarle el trabajo y trabajar de manera continua.
Les agradeceria si me podrian contactar a este mail y dejarme alguna cotización estimativa por horas de desarrollo o lo que consideren.
<!-- e --><a href="mailto:nlerdafehn@ecnsys.com.ar">nlerdafehn@ecnsys.com.ar</a><!-- e -->
Muchas gracias, y saludos |
Continuidad con desarrollos | Héctor:
Primero, mi mas sentido pésame por el fallecimiento de tu padre.
Seguramente aquí encontraras el apoyo que necesitas para continuar
con la empresa.
Saludos |
Continuidad con desarrollos | Héctor,
Te acompaño en el sentimiento.
Probablemente muchos se puedan poner en contacto contigo y ya tu valorar las mejores ofertas
Un abrazo |
Continuidad con desarrollos | Bienvenido y cuenta con todo nuestro apoyo
Mi mas sentido pésame por la pérdida de tu Padre |
Continuidad con desarrollos | Nicolas, Mis más sentido pésame por la irreparable perdida de tu Sr. padre.
Cuenta con nuestro apoyo. |
Continuidad con desarrollos | Hola Nicolas
Mi sentido pesame por el fallecimiento de tu padres, ahora estas al frente del negocio y seguro encontraras la fuerza para salir adelante, este foro es magnifico hay gente que sabe mucho y ademas son magnificas personas, te ayudara mucho en tus desarrollos.
Animo
Jose. |
Continuidad con desarrollos | Recibe nuestro mas sentido pésame Nicolas
En esta comunidad estoy seguro que podrás recibir el soporte que necesitas y lleves adelante el legado que te dejo tu Padre |
Continuidad con desarrollos | Mi sentido pésame por la pérdida de tu Padre, estamos a la orden. |
Continuidad con desarrollos | Lamento tu pérdida.
Aquí encontrarás la solución, los compañeros son increibles y de seguro
te ayudaremos.
Saludos |
Continuidad con desarrollos | My heartfelt condolences.
We will all support you whenever you need assistance. |
Continuidad con desarrollos | Muchas gracias a todos por sus mensajes por este hilo y por mail.
Ahora entiendo porque le gustaba estar al pendiente de este foro.
Espero serles de ayuda tambien,
Un abrazo grande,
Nicolás. |
Continuidad con desarrollos | Mis más sentido pésame <!-- s:cry: --><img src="{SMILIES_PATH}/icon_cry.gif" alt=":cry:" title="Crying or Very sad" /><!-- s:cry: --> |
Continuing problem creating a Panel = Angry customer | I have posted this before but have gotten no where in resolving it.
Here is the calling code:
[code=fw:3jzgxt3p]<div class="fw" id="{CB}" style="font-family: monospace;"><br /> ::<span style="color: #000000;">oPanelCalex</span> = TPanel<span style="color: #000000;">(</span><span style="color: #000000;">)</span>:<span style="color: #00C800;">New</span><span style="color: #000000;">(</span> <span style="color: #000000;">0</span>, <span style="color: #000000;">175</span>, <span style="color: #000000;">(</span> nHeight <span style="color: #000000;">)</span>, ::<span style="color: #000000;">oCwnd</span>:<span style="color: #000000;">nWidth</span>, ::<span style="color: #000000;">oCwnd</span>:<span style="color: #000000;">oWndClient</span> <span style="color: #000000;">)</span><br /> </div>[/code:3jzgxt3p]
And here is the generated error:
[code=fw:3jzgxt3p]<div class="fw" id="{CB}" style="font-family: monospace;"><br /> Error description: <span style="color: #000000;">Error</span> FiveWin/<span style="color: #000000;">6</span> Cannot create <span style="color: #0000ff;">window</span> or control: <br /><span style="color: #00C800;">Class</span>: <span style="color: #000000;">TPANEL</span><br />Caption: <br /><span style="color: #000000;">System</span> Error: <span style="color: #000000;">Cannot</span> find <span style="color: #0000ff;">window</span> <span style="color: #00C800;">class</span>.<br />Stack Calls<br />===========<br /> Called <span style="color: #0000ff;">from</span>: .\source\classes\<span style="color: #0000ff;">WINDOW</span>.PRG => WNDCREATEERROR<span style="color: #000000;">(</span> <span style="color: #000000;">766</span> <span style="color: #000000;">)</span><br /> Called <span style="color: #0000ff;">from</span>: .\source\classes\<span style="color: #0000ff;">WINDOW</span>.PRG => TPANEL:<span style="color: #000000;">CREATE</span><span style="color: #000000;">(</span> <span style="color: #000000;">747</span> <span style="color: #000000;">)</span><br /> Called <span style="color: #0000ff;">from</span>: .\source\classes\TPANEL.PRG => TPANEL:<span style="color: #00C800;">NEW</span><span style="color: #000000;">(</span> <span style="color: #000000;">49</span> <span style="color: #000000;">)</span><br /> Called <span style="color: #0000ff;">from</span>: <span style="color: #000000;">D</span>:\Projects\MLS2013\Source\tCodeJock.prg => MPCAL:<span style="color: #000000;">BUILDPANELS</span><span style="color: #000000;">(</span> <span style="color: #000000;">552</span> <span style="color: #000000;">)</span><br /> </div>[/code:3jzgxt3p]
What I have tried:
1) I can't replicate the problem on my computers, nor do other clients report this problem
2) The one business that has the problem has seen it on two ( maybe more ) computers. One uses Windows 7 , the other XP
3) I thought it might be a resources issue so I had them increase RAM from 2GB to 4GB on the Win 7 computer.
4) We thought it might be another program, so I issued a s SysRefresh when it finished processing.
5) The frequency of this occurring is escalating.
What I need to know:
1) What does that error actually mean
2) What paths might I follow to stop it.
Thanks. |
Continuing problem creating a Panel = Angry customer | Timm,
What antivirus is installed on those PCS?.
What other software?.
Do they run your software with administrative rights?.
I am totally agree with Antonio in the idea of not using 3rd party controls, as when they fail there is a nighmare.
An interesting idea will be to collect some funds so Daniel, Antonio or other member of the FWH team could finish calex class, which could be a perfect replacement for CodeJock.
My two cents. |
Continuing problem creating a Panel = Angry customer | Tim,
Please call this line before creating the panels:
TPanel():Register()
just once (though it should not hurt if you call it more times) |
Continuing problem creating a Panel = Angry customer | Lucas,
The PC has Microsoft Security Essentials, and no other programs were running.
Daniel and I communicated a lot about a calendaring solution. Its really a huge project that takes a lot of time. I'd love it to be in FW but that was just not a reasonable request considering all that it needed to accomplish. Lots of people worked on the idea, but it was still very incomplete in even the basic features.
The reality is we cannot eliminate all 3rd party products. I actually need to interact with numerous products to make my clients happy.
In this case, after just talking to my client, it may be that the other program ( the credit card processing described in my previous post ) is still in play here. Do we only have one resource available at a time for using external programs ?
Antonio,
I will do that now
Tim |
Continuous Bag of Words (CBOW) | [url:2pgefz05]https://iksinc.wordpress.com/tag/continuous-bag-of-words-cbow/[/url:2pgefz05] |
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