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Article #16019: Intercepting the Ctrl-V key in a TMemo

 Question and Answer Database

FAQ1019D.txt   Intercepting the Ctrl-V key in a TMemo
Category   :VCL
Platform    :All
Product    :All 32 bit  

Question:
How can I intercept the Ctrl-V key in a TMemo component and
paste custom text that is not currently on the clipboard?

Answer:
The following example demonstrates trapping the Ctrl-V key in a
TMemo component.

Example:

uses ClipBrd;

procedure TForm1.Memo1KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if ((Key = ord('V')) and (ssCtrl in Shift)) then begin
    if Clipboard.HasFormat(CF_TEXT) then
      ClipBoard.Clear;
    Memo1.SelText := 'Delphi is RAD!';
    key := 0;
  end;
end;

7/16/98 4:31:28 PM
 

Last Modified: 01-SEP-99