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annotate src/video/gem/SDL_gemwm.c @ 1267:fdc7ef6ecab4

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Correctly manage mouse relative motion
author Patrice Mandin <patmandin@gmail.com>
date Wed, 25 Jan 2006 20:36:21 +0000
parents 1988b04af19b
children c9b51268668f
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2004 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 #ifdef SAVE_RCSID
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24 static char rcsid =
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25 "@(#) $Id$";
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26 #endif
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27
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28 /*
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29 GEM SDL video driver
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30 Window manager functions
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31
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32 Patrice Mandin
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33 */
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34
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35 /* Mint includes */
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36 #include <gem.h>
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37
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38 #include "SDL_gemwm_c.h"
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39
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40 /* Defines */
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41
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42 #define ICONWIDTH 64
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43 #define ICONHEIGHT 64
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44
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45 /* Functions */
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46
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47 void GEM_SetCaption(_THIS, const char *title, const char *icon)
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48 {
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49 if (title) {
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50 GEM_title_name = title;
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51 GEM_refresh_name = SDL_TRUE;
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52 }
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53
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54 if (icon) {
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55 GEM_icon_name = icon;
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56 GEM_refresh_name = SDL_TRUE;
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57 }
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58 }
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59
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60 void GEM_SetIcon(_THIS, SDL_Surface *icon, Uint8 *mask)
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61 {
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62 SDL_Surface *sicon;
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63 SDL_Rect bounds;
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64
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65 #if 0
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66 if ((GEM_wfeatures & (1<<WF_ICONIFY))==0) {
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67 return;
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68 }
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69 #endif
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70
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71 if (icon == NULL) {
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72 return;
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73 }
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74
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75 /* Convert icon to the screen format */
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76 sicon = SDL_CreateRGBSurface(SDL_SWSURFACE, icon->w, icon->h,
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77 VDI_bpp, VDI_redmask, VDI_greenmask, VDI_bluemask, 0);
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78 if ( sicon == NULL ) {
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79 return;
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80 }
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81
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82 bounds.x = 0;
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83 bounds.y = 0;
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84 bounds.w = icon->w;
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85 bounds.h = icon->h;
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86 if ( SDL_LowerBlit(icon, &bounds, sicon, &bounds) < 0 ) {
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87 SDL_FreeSurface(sicon);
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88 return;
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89 }
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90
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91 GEM_icon = sicon;
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92 }
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93
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94 int GEM_IconifyWindow(_THIS)
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95 {
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96 if ((GEM_wfeatures & (1<<WF_ICONIFY))==0)
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97 return 0;
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98
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99 GEM_message[0] = WM_ICONIFY;
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100 GEM_message[1] = gl_apid;
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101 GEM_message[2] = 0;
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102 GEM_message[3] = GEM_handle;
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103 GEM_message[4] = 0;
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104 GEM_message[5] = GEM_desk_h-ICONHEIGHT;
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105 GEM_message[6] = ICONWIDTH;
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106 GEM_message[7] = ICONHEIGHT;
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107
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108 appl_write(gl_apid, sizeof(GEM_message), GEM_message);
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109
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110 return 1;
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111 }
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112
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113 SDL_GrabMode GEM_GrabInput(_THIS, SDL_GrabMode mode)
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114 {
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115 return SDL_GRAB_OFF;
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116 }