Select All Text

Category: Controls - Edit Controls

Date: 02-16-2022

'Primary Code:
'DDT method for textbox control
   Control Send hDlg, %IDC_TextBox, %EM_SetSel, 0, -1

'API method for any edit control
   SendMessage hEdit, %EM_SetSel, 0, -1

'When using API with Edit Controls, remember that line numbers and char positions
'are zero-based.  Also, character positions include $crlf at end of previous lines.

'Compilable Example:  (Jose Includes)
#Compiler PBWin 9, PBWin 10
#Compile Exe
#Dim All
%Unicode=1
#Include "Win32API.inc"
Global hDlg, hEdit As Dword
%IDC_TextBox    = 500
%IDC_ButtonDDT  = 501
%IDC_ButtonAPI  = 502

Function PBMain() As Long
   Local style&
   style& = %WS_Child Or %WS_Visible Or %ES_MultiLine Or %WS_VScroll Or %ES_AutoHScroll _
      Or %WS_HScroll Or %ES_AutoVScroll Or %ES_WantReturn Or %ES_NoHideSel Or %WS_TabStop
   Dialog New Pixels, 0, "Select All Test",300,300,200,150, %WS_OverlappedWindow To hDlg
   Control Add Button, hDlg, %IDC_ButtonDDT, "Select All (DDT)",20,10,160,20
   Control Add Button, hDlg, %IDC_ButtonAPI, "Select All (API)",20,40,160,20
   Control Add TextBox, hDlg, %IDC_TextBox, "Hello World"+$crlf+"Waiting ..."+$CrLf+"Goodbye World",20,70,160,80, style&, %WS_Ex_ClientEdge
   Control Handle hDlg, %IDC_TextBox To hEdit
   Dialog Show Modal hDlg Call DlgProc
End Function

CallBack Function DlgProc() As Long
   Select Case Cb.Msg
      Case %WM_Command
         Select Case Cb.Ctl
            Case %IDC_ButtonDDT
               'DDT method
               Control Send hDlg, %IDC_TextBox, %EM_SetSel, 0, -1
            Case %IDC_ButtonAPI
               'API method
               SendMessage hEdit, %EM_SetSel, 0, -1
         End Select
   End Select
End Function

'gbs_01084
'Date: 03-10-2012

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