quakespasm/Quake/pl_win.c

/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2005 John Fitzgibbons and others
Copyright (C) 2007-2008 Kristian Duske

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 "quakedef.h"
#include <windows.h>
#include "SDL.h"
#include "SDL_syswm.h"

static HICON icon;

void PL_SetWindowIcon (void)
{
	HINSTANCE handle;
	SDL_SysWMinfo wminfo;
	HWND hwnd;

	handle = GetModuleHandle(NULL);
	icon = LoadIcon(handle, "icon");

	if (!icon)
		return;	/* no icon in the exe */

	SDL_VERSION(&wminfo.version);

	if (SDL_GetWMInfo(&wminfo) != 1)
		return;	/* wrong SDL version */

	hwnd = wminfo.window;
#ifdef _WIN64
	SetClassLongPtr(hwnd, GCLP_HICON, (LONG_PTR) icon);
#else
	SetClassLong(hwnd, GCL_HICON, (LONG) icon);
#endif
}

void PL_VID_Shutdown (void)
{
	DestroyIcon(icon);
}

void PL_ErrorDialog(const char *errorMsg)
{
	MessageBox (NULL, errorMsg, "Quake Error",
			MB_OK | MB_SETFOREGROUND | MB_ICONSTOP);
}