src/video/gem/SDL_gemwm.c
author Patrice Mandin <patmandin@gmail.com>
Tue, 12 Sep 2006 19:47:40 +0000
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permissions -rw-r--r--
Allow grabing mouse by locking its position
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2006 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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/*
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	GEM SDL video driver
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	Window manager functions
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	Patrice Mandin
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*/
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/* Mint includes */
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#include <gem.h>
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#include "SDL_gemwm_c.h"
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/* Defines */
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#define ICONWIDTH 64
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#define ICONHEIGHT 64
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/* Functions */
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void
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GEM_SetCaption(_THIS, const char *title, const char *icon)
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{
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    if (title) {
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        GEM_title_name = title;
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        GEM_refresh_name = SDL_TRUE;
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    }
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    if (icon) {
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        GEM_icon_name = icon;
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        GEM_refresh_name = SDL_TRUE;
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    }
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}
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void
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GEM_SetIcon(_THIS, SDL_Surface * icon, Uint8 * mask)
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{
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    SDL_Surface *sicon;
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    SDL_Rect bounds;
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#if 0
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    if ((GEM_wfeatures & (1 << WF_ICONIFY)) == 0) {
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        return;
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    }
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#endif
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    if (icon == NULL) {
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        return;
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    }
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    /* Convert icon to the screen format */
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    sicon = SDL_CreateRGBSurface(SDL_SWSURFACE, icon->w, icon->h,
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                                 VDI_bpp, VDI_redmask, VDI_greenmask,
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                                 VDI_bluemask, 0);
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    if (sicon == NULL) {
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        return;
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    }
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    bounds.x = 0;
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    bounds.y = 0;
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    bounds.w = icon->w;
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    bounds.h = icon->h;
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    if (SDL_LowerBlit(icon, &bounds, sicon, &bounds) < 0) {
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        SDL_FreeSurface(sicon);
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        return;
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    }
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    GEM_icon = sicon;
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}
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int
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GEM_IconifyWindow(_THIS)
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{
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    if ((GEM_wfeatures & (1 << WF_ICONIFY)) == 0)
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        return 0;
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    GEM_message[0] = WM_ICONIFY;
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    GEM_message[1] = gl_apid;
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    GEM_message[2] = 0;
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    GEM_message[3] = GEM_handle;
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    GEM_message[4] = 0;
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    GEM_message[5] = GEM_desk_h - ICONHEIGHT;
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    GEM_message[6] = ICONWIDTH;
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    GEM_message[7] = ICONHEIGHT;
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    appl_write(gl_apid, sizeof(GEM_message), GEM_message);
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    return 1;
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}
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SDL_GrabMode
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GEM_GrabInput(_THIS, SDL_GrabMode mode)
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{
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    if (this->screen == NULL) {
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        return SDL_GRAB_OFF;
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    }
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    return mode;
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}
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/* vi: set ts=4 sw=4 expandtab: */