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APPEND FROM + Progress Bar

PostPosted: Fri Aug 06, 2010 7:19 pm
by George
Seria posible utilizar un control "progress bar" durante un APPEND FROM?
Alguna sugerencia o codigo de alguien que lo haya implementado?

Gracias

George

Re: APPEND FROM + Progress Bar

PostPosted: Fri Aug 06, 2010 9:59 pm
by Patricio Avalos Aguirre
Hola

Yo utilizo con un MsgRun..


Code: Select all  Expand view
    MsgRun( "Espere, importando ", "Usuario",;
                             { || __dbApp( cPath + "\"+cDbf, {},,,,,.F., "DBFCDX") } )


podrias hacerlo dentro del codeblock :-)

Re: APPEND FROM + Progress Bar

PostPosted: Sat Aug 07, 2010 12:06 am
by ronaldo
Eu, utilizo desta forma:


APPEND FROM IMOVEL ;
FOR If(lNewFile,(oMtr1:nTotal:=Reccount(), Sysrefresh(), lNewFile:=.f.,.t. ), (nPercent1++,oMtr1:Set(nPercent1),SysRefresh(),.t. ) )

Re: APPEND FROM + Progress Bar

PostPosted: Sat Aug 07, 2010 7:19 pm
by George
Gracias Ronaldo y Patricio por su ayuda.
Creo cualquiera de las dos soluciones propuesta por ustedes me sirve.

Saludos

George

Re: APPEND FROM + Progress Bar

PostPosted: Mon Aug 09, 2010 9:49 am
by antolin
Ronaldo,

Está muy ben. ¿Se podría utilizar un CodeBlock o llamara una funcción desde la clausula FOR?

Gracias

Re: APPEND FROM + Progress Bar

PostPosted: Mon Aug 09, 2010 8:13 pm
by George
Añadiendo un dialogo NOWAIT con el control METER, el siguiente codigo funciona:
Code: Select all  Expand view

     MsgRun(cMsgRun, "Creating Transactions file January 2010 [BETA 0.9]",;
             { || TransaJan2010() })

FUNCTION TransaJan2010()
    APPEND FROM "Jan2010.CSV" FOR  (nPercent1++, oMtr1:Set(nPercent1),  SysRefresh()  )  DELIMITED WITH (,)
RETURN (.T.)
 


El problema es que hice una prueba añadiendo cerca de 800,000 records con los siguientes resultados:
A) Sin el METER tarda 1.5 minutos
B) Con el METER tarda casi 7 minutos.

Habra algun otro modo de hacerlo o alguna otra sugerencia?

Saludos


George

Re: APPEND FROM + Progress Bar

PostPosted: Mon Aug 09, 2010 8:27 pm
by Daniel Garcia-Gil
George..


Pueds intentar hacer el SysRefresh() cada "x" registros, por ejemplo 100, 200, 500 o 1000

Re: APPEND FROM + Progress Bar

PostPosted: Mon Aug 09, 2010 9:55 pm
by George
Gracias Daniel por tu sugerencia.
Con el siguiente cambio en APPEND FROM se toma ahora cerca de 2 minutos lo cual es aceptable.

Code: Select all  Expand view

FUNCTION TransaJan2010(nPercent1, oMtr1)
    APPEND FROM "Jan2010.CSV" WHILE (nPercent1++, oMtr1:Set(nPercent1),  IIF( (nPercent1/1000 - int(nPercent1/1000)) = 0 , SysRefresh(), ), TRUE  )  DELIMITED WITH (,)
RETURN (.T.)
 


George

Re: APPEND FROM + Progress Bar

PostPosted: Sat Feb 05, 2022 4:22 pm
by Enrrique Vertiz
Buen dia

Alguien tiene el ejemplo completo de como funciona un APPEND FROM con el PROGRESS BAR, trato de implementar el que aqui adjuntan pero no me sale bien, GRACIAS

Re: APPEND FROM + Progress Bar

PostPosted: Sat Feb 05, 2022 5:54 pm
by George
Enrique aqui tienes un ejemplo de la implementación de la barra de progreso leyendo el CSV que está en el array.
Code: Select all  Expand view

#include "FIVEWIN.CH"

FUNCTION Main()
    LOCAL oDlg, oMeter, nActual := 0
    DEFINE BRUSH oBrush COLOR CLR_LGRAY
        DEFINE WINDOW oDlg ;
            TITLE "Reading CSV file in array";
            BRUSH oBrush;
            FROM 0,0 TO 20, 80

         @ 8, 10 METER oMeter VAR nActual TOTAL 100 OF oDlg SIZE 500, 30

    ACTIVATE WINDOW oDlg ON INIT ( oDlg:Center(), ReadCSV(oDlg, oMeter))


FUNCTION ReadCSV(oDlg, oMeter) 
    LOCAL cMsgRun := "Procedure in execution; please Wait...", cMsgArrayData := "Creating CSV array data; please wait..."
    LOCAL nStart := Seconds(), nEnd, aData := {}, cText := "", cMsgMemo := "Reading CSV data source; please wait..."

    //===================================================================================================================
    // STEP ONE: Read CSV File
    //===================================================================================================================
    cFileCSV = "your_file.csv"
    MsgRun(cMsgMemo, "Main",  { | | cText := fCSVMemo(cFileCSV) })
    Sysrefresh()

    //===================================================================================================================
    // STEP TWO:  Read each line and save the result in array aData
    //===================================================================================================================
    MsgRun(cMsgArrayData, "Main",  { | | aData := HB_ATokens( cText, Chr(1), .t., .t. ) })
    syswait(.05)
    Sysrefresh()

    ? "Total rows in array: ", len(aData), " ", "Delay (secs): ", (Seconds() - nStart)

    separate_fields_in_array(aData, oDlg, oMeter)


FUNCTION fCSVMemo(cFileCSV)
    cText := StrTran( MemoRead( cFileCSV ), CRLF, Chr(1) )
RETURN (cText)

FUNCTION separate_fields_in_array(aData, oDlg, oMeter)

    //=======================================================================================================================
    // STEP THREE: Separate fields in each line based in delimiters and save the info in Array
    //=======================================================================================================================
    nLenData := int(len(aData))
    nDivisor := int(nLenData/100)
    IIF( nDivisor < 1, nDivisor := 1,)
    oMeter:nTotal := nLenData
    oMeter:Set(0)

    AEval( aData, { |c,i| c := StrTran( c, Chr(1), CRLF ), aData[ i ] := HB_ATokens( c, ",", .t., .t. ), MyProgressBar(i, nDivisor, oMeter, oDlg) } )
    nSec4 := Second()
    oMeter:Set(nLenData)
    syswait(.05)
    Sysrefresh()


//================================================================================================================
FUNCTION MyProgressBar(i, nDivisor, oMeter, oDlg)
    IIF(i/nDivisor = int(i/nDivisor),;
        (oMeter:Set(i),sysrefresh()),)
RETURN (.T.)


 

Re: APPEND FROM + Progress Bar

PostPosted: Sat Feb 05, 2022 7:35 pm
by Enrrique Vertiz
George

GRACIAS eso era lo que necesitaba !!! y es rapidisimo en comparacion con leer Excel