TFindDialogOptions (Delphi)

Description

The following code calls the user-defined routine DoReplace if the Replace button was clicked, or calls the user-defined routine DoReplaceAll if the Replace All button was clicked. Place a TReplaceDialog, a TButton, and a TRichEdit in the form.

Code

procedure TForm1.ReplaceDialog1Replace(Sender: TObject);
// var FindText, ReplaceText: String;
begin
  with Sender as TReplaceDialog do
  begin
  if frReplace in Options then
    DoReplace(ReplaceDialog1.FindText, ReplaceDialog1.ReplaceText)
  else if frReplaceAll in Options then
    DoReplaceAll(ReplaceDialog1.FindText, ReplaceDialog1.ReplaceText);
  end;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  ReplaceDialog1.Execute;
end;

procedure TForm1.DoReplace(FindText, ReplaceText: String);
begin
  ShowMessage(
    'DoReplace: FindText: ' + ReplaceDialog1.FindText +
    ' ReplaceText: ' + ReplaceDialog1.ReplaceText);
end;

procedure TForm1.DoReplaceAll(FindText, ReplaceText: String);
begin
  ShowMessage(
    'DoReplaceAll: FindText: ' + ReplaceDialog1.FindText +
    ' ReplaceText: ' + ReplaceDialog1.ReplaceText);
end;

procedure TForm1.FormCreate(Sender: TObject);
const Path = 'OverView.RTF';
begin
  RichEdit1.PlainText := False;
  RichEdit1.Lines.LoadFromFile(Path);
  RichEdit1.ScrollBars := ssVertical;
end;

Uses

• Vcl.Dialogs.TFindDialog.Options ( fr | de | ja )
• Vcl.Dialogs.TReplaceDialog.ReplaceText ( fr | de | ja )