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unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ExtCtrls;
type
TForm1 = class(TForm)
pnl1: TPanel;
lbl1: TLabel;
btn1: TButton;
procedure FormMouseMove(Sender: TObject; Shift: TShiftState; X,
Y: Integer);
procedure FormCreate(Sender: TObject);
private
{ Déclarations privées }
procedure AppMessage(var Msg:TMsg;var Handled:Boolean);
public
{ Déclarations publiques }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.FormMouseMove(Sender: TObject; Shift: TShiftState; X,
Y: Integer);
var AControl:TControl;
APoint:TPoint;
begin
APoint.X:=x;
APoint.Y:=y;
lbl1.Caption:='x:'+IntToStr(x)+' y:'+inttostr(y);
AControl:=Form1.ControlAtPos(APoint,false,true);
if AControl<>nil then
begin
lbl1.Caption:=lbl1.Caption+'Nom : '+AControl.Name+' Classe : '+AControl.ClassName;
end;
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
Application.OnMessage:=AppMessage;
end;
procedure TForm1.AppMessage(var Msg: TMsg; var Handled: Boolean);
var AControl:TControl;
APoint:TPoint;
begin
if Msg.message =WM_MOUSEMOVE then
begin
lbl1.Caption:='x:'+IntToStr(Mouse.CursorPos.x)+' y:'+inttostr(mouse.CursorPos.y);
AControl:=Form1.ControlAtPos(ScreenToClient(Mouse.CursorPos),false,true);
if AControl<>nil then
begin
lbl1.Caption:=lbl1.Caption+' Nom : '+AControl.Name+' Classe : '+AControl.ClassName;
end;
end;
end;
end. |
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