unit Unit1;
interface
uses
Winapi.Windows,
Winapi.Messages, System.SysUtils, System.Variants, System.Classes,
Vcl.Graphics,
Vcl.Controls,
Vcl.Forms,
Vcl.Dialogs,
Vcl.Touch.Keyboard;
type
TTouchKeyboard =
class(
Vcl.Touch.Keyboard.TTouchKeyboard)
end;
TMyKeyboardButton =
class(
Vcl.Touch.Keyboard.TCustomKeyboardButton)
public
procedure Paint(Canvas: TCustomCanvas =
nil);
override;
end;
TForm1 =
class(TForm)
TouchKeyboard1: TTouchKeyboard;
procedure FormCreate(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
{ TKeyboardButton }
procedure TMyKeyboardButton.Paint(Canvas: TCustomCanvas);
var
LCanvas: TCanvas;
LRect: TRect;
begin
inherited Paint(Canvas);
// optional, wenn man nicht alles selber machen möchte
if Canvas <>
nil then
LCanvas := Canvas
as TCanvas
else
LCanvas := TTouchKeyboard(Parent).Canvas;
// ab hier kann wild drauflos gemalt werden.
LRect := ClientRect;
LCanvas.Ellipse(LRect.Left, LRect.Top, LRect.Width, LRect.Bottom);
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
TouchKeyboard1.DefaultButtonClass := TMyKeyboardButton;
// eigene Buttonableitung als zu erzeugene "Tastatur"-Buttons anmelden
end;
end.