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{ XMouseInput
Copyright (C) 2008 Tom Gregorovic
This source is free software; you can redistribute it and/or modify it under the terms of the
GNU General Public License as published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This code is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
A copy of the GNU General Public License is available on the World Wide Web at
<http://www.gnu.org/copyleft/gpl.html>. You can also obtain it by writing to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1335, USA.
}
unit XMouseInput;
{$mode objfpc}{$H+}
{$linklib Xtst}
interface
uses
Classes, SysUtils, Controls, Forms,
XLib, MouseInputIntf;
type
{ TXMouseInput }
TXMouseInput = class(TMouseInput)
protected
procedure DoDown(Button: TMouseButton); override;
procedure DoMove(ScreenX, ScreenY: Integer); override;
procedure DoUp(Button: TMouseButton); override;
procedure DoScrollUp; override;
procedure DoScrollDown; override;
end;
function InitializeMouseInput: TMouseInput;
function XTestFakeButtonEvent(dpy: PDisplay; button: dword; is_press: Boolean;
delay: dword): longint; cdecl; external;
function XTestFakeMotionEvent(dpy: PDisplay; screen: longint; x: longint; y: longint;
delay: dword): longint; cdecl; external;
implementation
function InitializeMouseInput: TMouseInput;
begin
Result := TXMouseInput.Create;
end;
const
MouseButtonToXButton: array [TMouseButton] of Integer = (1, 3, 2, 4, 5);
{ TXMouseInput }
procedure TXMouseInput.DoDown(Button: TMouseButton);
var
Display: PDisplay;
begin
Display := XOpenDisplay(nil);
XTestFakeButtonEvent(Display, MouseButtonToXButton[Button], True, 0);
XFlush(Display);
XCloseDisplay(Display);
end;
procedure TXMouseInput.DoMove(ScreenX, ScreenY: Integer);
var
Display: PDisplay;
begin
Display := XOpenDisplay(nil);
XTestFakeMotionEvent(Display, 0, ScreenX, ScreenY, 0);
XFlush(Display);
XCloseDisplay(Display);
end;
procedure TXMouseInput.DoUp(Button: TMouseButton);
var
Display: PDisplay;
begin
Display := XOpenDisplay(nil);
XTestFakeButtonEvent(Display, MouseButtonToXButton[Button], False, 0);
XFlush(Display);
XCloseDisplay(Display);
end;
procedure TXMouseInput.DoScrollUp;
var
Display: PDisplay;
begin
Display := XOpenDisplay(nil);
XTestFakeButtonEvent(Display, 4, True, 0);
XTestFakeButtonEvent(Display, 4, False, 0);
XFlush(Display);
XCloseDisplay(Display);
end;
procedure TXMouseInput.DoScrollDown;
var
Display: PDisplay;
begin
Display := XOpenDisplay(nil);
XTestFakeButtonEvent(Display, 5, True, 0);
XTestFakeButtonEvent(Display, 5, False, 0);
XFlush(Display);
XCloseDisplay(Display);
end;
end.
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