pcsx2/plugins/PadNull/Windows/PadWin.cpp

/*  PadNull
 *  Copyright (C) 2004-2009 PCSX2 Team
 *
 *  This program 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 program 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.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "PadWin.h"

LRESULT WINAPI PADwndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
WNDPROC GSwndProc = NULL;
HWND GShwnd = NULL;

LRESULT WINAPI PADwndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	switch (msg) 
	{
		case WM_KEYDOWN:
			if (lParam & 0x40000000)return TRUE;

			event.evt = KEYPRESS;
			event.key = wParam;
			break;

		case WM_KEYUP:
			event.evt = KEYRELEASE;
			event.key = wParam;
			break;

		case WM_DESTROY:
		case WM_QUIT:
			event.evt = KEYPRESS;
			event.key = VK_ESCAPE;
			return GSwndProc(hWnd, msg, wParam, lParam);

		default:
			return GSwndProc(hWnd, msg, wParam, lParam);
	};

	return TRUE;
}

void _PadUpdate(int pad)
{
}

s32 _PADOpen(void *pDsp)
{
    GShwnd = (HWND)*(long*)pDsp;
       
	if (GShwnd != NULL && GSwndProc != NULL) 
	{
		// revert
		SetWindowLongPtr(GShwnd, GWLP_WNDPROC, (LPARAM)(WNDPROC)(GSwndProc));
	}

    GSwndProc = (WNDPROC)GetWindowLongPtr(GShwnd, GWLP_WNDPROC);
    GSwndProc = ((WNDPROC)SetWindowLongPtr(GShwnd, GWLP_WNDPROC, (LPARAM)(WNDPROC)(PADwndProc)));
	return 0;
}

void  _PADClose()
{ 
    if (GShwnd != NULL && GSwndProc != NULL) 
	{
        SetWindowLongPtr(GShwnd, GWLP_WNDPROC, (LPARAM)(WNDPROC)(GSwndProc));
        GSwndProc = NULL;
        GShwnd = NULL;
    }
}