1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
| unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, Grids, ExtCtrls;
type
TStringGridRu = class(TStringGrid)
private
{ Déclarations privées }
protected
{ Déclarations protégées }
procedure WMVSCROLL(var Message :TMessage); message WM_VSCROLL;
procedure WMMOUSEWHEEL(var Message :TMessage); message WM_MOUSEWHEEL;
procedure WMKEYDOWN(var Message :TMessage); message WM_KEYDOWN;
public
{ Déclarations publiques }
published
{ Déclarations publiées }
end;
type
TForm1 = class(TForm)
Button1: TButton;
procedure FormCreate(Sender: TObject);
procedure Button1Click(Sender: TObject);
private
{ Déclarations privées }
public
{ Déclarations publiques }
end;
var
Form1: TForm1;
StringGrid1: TStringGridRu;
implementation
{$R *.dfm}
procedure TForm1.Button1Click(Sender: TObject);
var
i: integer;
Shape1 : TShape;
begin
Shape1 := TShape.Create(StringGrid1);
With Shape1 do
begin
name := 'Essai';
parent := StringGrid1;
left := StringGrid1.ColWidths[1];
top := 45;
Height := 100;
Width := StringGrid1.DefaultColWidth;
end;
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
StringGrid1 := TStringGridRu.Create(Self);
with StringGrid1 do
Begin
Parent := Self;
left :=0;
Top :=0;
Width := 300;
Height := 300;
Rowcount := 30;
End;
end;
procedure TStringGridRu.WMKEYDOWN(var Message: TMessage);
begin
inherited;
case Message.WParam of
33,34,38,40:
begin
Invalidate;
end;
end;
end;
procedure TStringGridRu.WMMOUSEWHEEL(var Message: TMessage);
begin
inherited;
// Invalidate;
end;
procedure TStringGridRu.WMVSCROLL(var Message: TMessage);
begin
inherited;
// Invalidate;
end;
end. |
Partager