How to Undo in Memo

Author: admin | Category: Tips and Tricks

unit Unit1;
// This is how we can make undo function in TMemo by clicking the button
 
interface
 
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;
 
type
  TForm1 = class(TForm)
    Memo1: TMemo;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;
 
var
  Form1: TForm1;
 
implementation
 
{$R *.dfm}
 
procedure TForm1.Button1Click(Sender: TObject);
begin
  SendMessage(Memo1.Handle, EM_UNDO, 0, 0);
end;
 
end.
 

Tags: Files, Memo