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unit uform;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, Forms, Controls, Graphics, Dialogs, ExtCtrls, StdCtrls, Types;
type
{ TFormMain }
TFormMain = class(TForm)
Label1: TLabel;
Label2: TLabel;
Label3: TLabel;
Label4: TLabel;
Label5: TLabel;
Label6: TLabel;
Label7: TLabel;
Label8: TLabel;
Label9: TLabel;
ShapeButtonExtra2: TShape;
ShapeButtonLeft: TShape;
ShapeButtonExtra1: TShape;
ShapeButtonRight: TShape;
ShapeWheel: TShape;
ShapeWheelUp: TShape;
ShapeWheelDown: TShape;
ShapeWheelRight: TShape;
ShapeWheelLeft: TShape;
procedure FormCreate(Sender: TObject);
procedure FormMouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
procedure FormMouseUp(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
procedure FormMouseWheelDown(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
procedure FormMouseWheelLeft(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
procedure FormMouseWheelRight(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
procedure FormMouseWheelUp(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
private
public
end;
var
FormMain: TFormMain;
implementation
{$R *.lfm}
const
color_On = clGreen;
color_Off = clWhite;
cDelay = 100;
procedure DoBlink(C: TShape);
begin
C.Brush.Color:= color_On;
Application.ProcessMessages;
Sleep(cDelay);
C.Brush.Color:= color_Off;
end;
{ TFormMain }
procedure TFormMain.FormCreate(Sender: TObject);
var
i: integer;
begin
for i:= 0 to ControlCount-1 do
if Controls[i] is TShape then
begin
(Controls[i] as TShape).OnMouseDown:= Self.OnMouseDown;
(Controls[i] as TShape).OnMouseUp:= Self.OnMouseUp;
(Controls[i] as TShape).OnMouseWheelUp:= Self.OnMouseWheelUp;
(Controls[i] as TShape).OnMouseWheelDown:= Self.OnMouseWheelDown;
(Controls[i] as TShape).OnMouseWheelLeft:= Self.OnMouseWheelLeft;
(Controls[i] as TShape).OnMouseWheelRight:= Self.OnMouseWheelRight;
end;
end;
procedure TFormMain.FormMouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
begin
case Button of
mbLeft:
ShapeButtonLeft.Brush.Color:= color_On;
mbRight:
ShapeButtonRight.Brush.Color:= color_On;
mbMiddle:
ShapeWheel.Brush.Color:= color_On;
mbExtra1:
ShapeButtonExtra1.Brush.Color:= color_On;
mbExtra2:
ShapeButtonExtra2.Brush.Color:= color_On;
end;
end;
procedure TFormMain.FormMouseUp(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
begin
case Button of
mbLeft:
ShapeButtonLeft.Brush.Color:= color_Off;
mbRight:
ShapeButtonRight.Brush.Color:= color_Off;
mbMiddle:
ShapeWheel.Brush.Color:= color_Off;
mbExtra1:
ShapeButtonExtra1.Brush.Color:= color_Off;
mbExtra2:
ShapeButtonExtra2.Brush.Color:= color_Off;
end;
end;
procedure TFormMain.FormMouseWheelDown(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
begin
DoBlink(ShapeWheelDown);
end;
procedure TFormMain.FormMouseWheelLeft(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
begin
DoBlink(ShapeWheelLeft);
end;
procedure TFormMain.FormMouseWheelRight(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
begin
DoBlink(ShapeWheelRight);
end;
procedure TFormMain.FormMouseWheelUp(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
begin
DoBlink(ShapeWheelUp);
end;
end.
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