annotate test/testwm.c @ 1150:7d8e1925f35b

Typo that broke Windows builds.
author Ryan C. Gordon <icculus@icculus.org>
date Wed, 28 Sep 2005 06:38:22 +0000
parents 3eddf51b649b
children be9c9c8f6d53
rev   line source
0
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1
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2 /* Test out the window manager interaction functions */
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3
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4 #include <stdio.h>
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5 #include <stdlib.h>
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6 #include <string.h>
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7
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8 #include "SDL.h"
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9
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10 /* Is the cursor visible? */
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11 static int visible = 1;
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12
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13 static Uint8 video_bpp;
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14 static Uint32 video_flags;
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15
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16 int SetVideoMode(int w, int h)
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17 {
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18 SDL_Surface *screen;
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19 int i;
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20 Uint8 *buffer;
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21 SDL_Color palette[256];
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22
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23 screen = SDL_SetVideoMode(w, h, video_bpp, video_flags);
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24 if ( screen == NULL ) {
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25 fprintf(stderr, "Couldn't set %dx%dx%d video mode: %s\n",
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26 w, h, video_bpp, SDL_GetError());
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27 return(-1);
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28 }
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29 printf("Running in %s mode\n", screen->flags & SDL_FULLSCREEN ?
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30 "fullscreen" : "windowed");
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31
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32 /* Set the surface pixels and refresh! */
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33 for ( i=0; i<256; ++i ) {
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34 palette[i].r = 255-i;
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35 palette[i].g = 255-i;
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36 palette[i].b = 255-i;
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37 }
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38 SDL_SetColors(screen, palette, 0, 256);
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39 if ( SDL_LockSurface(screen) < 0 ) {
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40 fprintf(stderr, "Couldn't lock display surface: %s\n",
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41 SDL_GetError());
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42 return(-1);
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43 }
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44 buffer = (Uint8 *)screen->pixels;
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45 for ( i=0; i<screen->h; ++i ) {
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46 memset(buffer,(i*255)/screen->h,
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47 screen->w*screen->format->BytesPerPixel);
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48 buffer += screen->pitch;
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49 }
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50 SDL_UnlockSurface(screen);
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51 SDL_UpdateRect(screen, 0, 0, 0, 0);
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52
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53 return(0);
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54 }
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55
0
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56 SDL_Surface *LoadIconSurface(char *file, Uint8 **maskp)
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57 {
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58 SDL_Surface *icon;
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59 Uint8 *pixels;
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60 Uint8 *mask;
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61 int mlen, i, j;
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62
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63 *maskp = NULL;
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64
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65 /* Load the icon surface */
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66 icon = SDL_LoadBMP(file);
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67 if ( icon == NULL ) {
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68 fprintf(stderr, "Couldn't load %s: %s\n", file, SDL_GetError());
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69 return(NULL);
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70 }
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71
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72 /* Check width and height
0
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73 if ( (icon->w%8) != 0 ) {
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74 fprintf(stderr, "Icon width must be a multiple of 8!\n");
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75 SDL_FreeSurface(icon);
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76 return(NULL);
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77 }
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78 */
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79
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80
0
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81 if ( icon->format->palette == NULL ) {
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82 fprintf(stderr, "Icon must have a palette!\n");
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83 SDL_FreeSurface(icon);
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84 return(NULL);
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85 }
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86
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87 /* Set the colorkey */
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88 SDL_SetColorKey(icon, SDL_SRCCOLORKEY, *((Uint8 *)icon->pixels));
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89
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90 /* Create the mask */
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91 pixels = (Uint8 *)icon->pixels;
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92 printf("Transparent pixel: (%d,%d,%d)\n",
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93 icon->format->palette->colors[*pixels].r,
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94 icon->format->palette->colors[*pixels].g,
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95 icon->format->palette->colors[*pixels].b);
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96 mlen = (icon->w*icon->h + 7) / 8;
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97 mask = (Uint8 *)malloc(mlen);
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98 if ( mask == NULL ) {
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99 fprintf(stderr, "Out of memory!\n");
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100 SDL_FreeSurface(icon);
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101 return(NULL);
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102 }
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103 memset(mask, 0, mlen);
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104 for ( i=0; i < icon->h; i++)
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105 for (j=0; j < icon->w; j++) {
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106 int pindex = i * icon->pitch + j;
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107 int mindex = i * icon->w + j;
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108 if ( pixels[pindex] != *pixels )
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109 mask[mindex>>3] |= 1 << (7 - (mindex & 7));
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110 }
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111 *maskp = mask;
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112 return(icon);
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113 }
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114
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115 void HotKey_ToggleFullScreen(void)
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116 {
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117 SDL_Surface *screen;
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118
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119 screen = SDL_GetVideoSurface();
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120 if ( SDL_WM_ToggleFullScreen(screen) ) {
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121 printf("Toggled fullscreen mode - now %s\n",
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122 (screen->flags&SDL_FULLSCREEN) ? "fullscreen" : "windowed");
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123 } else {
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124 printf("Unable to toggle fullscreen mode\n");
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125 video_flags ^= SDL_FULLSCREEN;
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126 SetVideoMode(screen->w, screen->h);
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127 }
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128 }
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129
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130 void HotKey_ToggleGrab(void)
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131 {
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132 SDL_GrabMode mode;
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133
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134 printf("Ctrl-G: toggling input grab!\n");
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135 mode = SDL_WM_GrabInput(SDL_GRAB_QUERY);
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136 if ( mode == SDL_GRAB_ON ) {
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137 printf("Grab was on\n");
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138 } else {
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139 printf("Grab was off\n");
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140 }
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141 mode = SDL_WM_GrabInput(mode ? SDL_GRAB_OFF : SDL_GRAB_ON);
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142 if ( mode == SDL_GRAB_ON ) {
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143 printf("Grab is now on\n");
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144 } else {
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145 printf("Grab is now off\n");
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146 }
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147 }
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148
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149 void HotKey_Iconify(void)
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150 {
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151 printf("Ctrl-Z: iconifying window!\n");
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152 SDL_WM_IconifyWindow();
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153 }
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154
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155 void HotKey_Quit(void)
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156 {
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157 SDL_Event event;
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parents:
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158
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159 printf("Posting internal quit request\n");
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160 event.type = SDL_USEREVENT;
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161 SDL_PushEvent(&event);
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162 }
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163
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164 int FilterEvents(const SDL_Event *event)
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165 {
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166 static int reallyquit = 0;
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167
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168 switch (event->type) {
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169
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170 case SDL_ACTIVEEVENT:
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171 /* See what happened */
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parents:
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172 printf("App %s ",
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173 event->active.gain ? "gained" : "lost");
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174 if ( event->active.state & SDL_APPACTIVE )
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175 printf("active ");
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parents:
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176 if ( event->active.state & SDL_APPMOUSEFOCUS )
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177 printf("mouse ");
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178 if ( event->active.state & SDL_APPINPUTFOCUS )
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179 printf("input ");
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180 printf("focus\n");
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181
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182 /* See if we are iconified or restored */
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parents:
diff changeset
183 if ( event->active.state & SDL_APPACTIVE ) {
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184 printf("App has been %s\n",
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185 event->active.gain ?
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186 "restored" : "iconified");
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187 }
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188 return(0);
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189
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190 /* We want to toggle visibility on buttonpress */
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191 case SDL_MOUSEBUTTONDOWN:
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192 case SDL_MOUSEBUTTONUP:
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193 if ( event->button.state == SDL_PRESSED ) {
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194 visible = !visible;
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195 SDL_ShowCursor(visible);
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196 }
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197 printf("Mouse button %d has been %s\n",
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198 event->button.button,
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199 (event->button.state == SDL_PRESSED) ?
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200 "pressed" : "released");
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201 return(0);
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202
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203 /* Show relative mouse motion */
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204 case SDL_MOUSEMOTION:
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205 #if 0
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206 printf("Mouse relative motion: {%d,%d}\n",
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207 event->motion.xrel, event->motion.yrel);
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208 #endif
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209 return(0);
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diff changeset
210
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211 case SDL_KEYDOWN:
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212 if ( event->key.keysym.sym == SDLK_ESCAPE ) {
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213 HotKey_Quit();
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diff changeset
214 }
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215 if ( (event->key.keysym.sym == SDLK_g) &&
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diff changeset
216 (event->key.keysym.mod & KMOD_CTRL) ) {
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217 HotKey_ToggleGrab();
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parents:
diff changeset
218 }
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diff changeset
219 if ( (event->key.keysym.sym == SDLK_z) &&
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parents:
diff changeset
220 (event->key.keysym.mod & KMOD_CTRL) ) {
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diff changeset
221 HotKey_Iconify();
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parents:
diff changeset
222 }
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diff changeset
223 if ( (event->key.keysym.sym == SDLK_RETURN) &&
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parents:
diff changeset
224 (event->key.keysym.mod & KMOD_ALT) ) {
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diff changeset
225 HotKey_ToggleFullScreen();
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parents:
diff changeset
226 }
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diff changeset
227 return(0);
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diff changeset
228
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diff changeset
229 /* Pass the video resize event through .. */
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diff changeset
230 case SDL_VIDEORESIZE:
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diff changeset
231 return(1);
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diff changeset
232
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233 /* This is important! Queue it if we want to quit. */
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234 case SDL_QUIT:
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parents:
diff changeset
235 if ( ! reallyquit ) {
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diff changeset
236 reallyquit = 1;
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diff changeset
237 printf("Quit requested\n");
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parents:
diff changeset
238 return(0);
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parents:
diff changeset
239 }
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diff changeset
240 printf("Quit demanded\n");
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diff changeset
241 return(1);
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diff changeset
242
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diff changeset
243 /* This will never happen because events queued directly
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diff changeset
244 to the event queue are not filtered.
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diff changeset
245 */
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diff changeset
246 case SDL_USEREVENT:
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diff changeset
247 return(1);
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diff changeset
248
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diff changeset
249 /* Drop all other events */
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parents:
diff changeset
250 default:
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diff changeset
251 return(0);
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parents:
diff changeset
252 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 }
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parents:
diff changeset
254
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diff changeset
255 int main(int argc, char *argv[])
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parents:
diff changeset
256 {
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diff changeset
257 SDL_Event event;
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diff changeset
258 char *title;
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diff changeset
259 SDL_Surface *icon;
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diff changeset
260 Uint8 *icon_mask;
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diff changeset
261 int parsed;
87
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
262 int w, h;
0
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parents:
diff changeset
263
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diff changeset
264 if ( SDL_Init(SDL_INIT_VIDEO) < 0 ) {
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parents:
diff changeset
265 fprintf(stderr,
74212992fb08 Initial revision
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parents:
diff changeset
266 "Couldn't initialize SDL: %s\n", SDL_GetError());
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 exit(1);
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parents:
diff changeset
268 }
74212992fb08 Initial revision
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diff changeset
269 atexit(SDL_Quit);
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diff changeset
270
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parents:
diff changeset
271 /* Check command line arguments */
87
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
272 w = 640;
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
273 h = 480;
0
74212992fb08 Initial revision
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parents:
diff changeset
274 video_bpp = 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 video_flags = SDL_SWSURFACE;
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parents:
diff changeset
276 parsed = 1;
74212992fb08 Initial revision
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parents:
diff changeset
277 while ( parsed ) {
74212992fb08 Initial revision
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parents:
diff changeset
278 if ( (argc >= 2) && (strcmp(argv[1], "-fullscreen") == 0) ) {
74212992fb08 Initial revision
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parents:
diff changeset
279 video_flags |= SDL_FULLSCREEN;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280 argc -= 1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 argv += 1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 } else
74212992fb08 Initial revision
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parents:
diff changeset
283 if ( (argc >= 2) && (strcmp(argv[1], "-resize") == 0) ) {
74212992fb08 Initial revision
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parents:
diff changeset
284 video_flags |= SDL_RESIZABLE;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 argc -= 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 argv += 1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287 } else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 if ( (argc >= 2) && (strcmp(argv[1], "-noframe") == 0) ) {
74212992fb08 Initial revision
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parents:
diff changeset
289 video_flags |= SDL_NOFRAME;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 argc -= 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291 argv += 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 } else
87
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
293 if ( (argc >= 3) && (strcmp(argv[1], "-width") == 0) ) {
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
294 w = atoi(argv[2]);
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
295 argc -= 2;
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
296 argv += 2;
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
297 } else
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
298 if ( (argc >= 3) && (strcmp(argv[1], "-height") == 0) ) {
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
299 h = atoi(argv[2]);
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
300 argc -= 2;
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
301 argv += 2;
3ef4bc90c388 Added -width and -height command line options
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
302 } else
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 if ( (argc >= 3) && (strcmp(argv[1], "-bpp") == 0) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304 video_bpp = atoi(argv[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 argc -= 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306 argv += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 parsed = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 /* Set the icon -- this must be done before the first mode set */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 icon = LoadIconSurface("icon.bmp", &icon_mask);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 if ( icon != NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 SDL_WM_SetIcon(icon, icon_mask);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 if ( icon_mask != NULL )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 free(icon_mask);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 /* Set the title bar */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321 if ( argv[1] == NULL )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 title = "Testing 1.. 2.. 3...";
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324 title = argv[1];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325 SDL_WM_SetCaption(title, "testwm");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 /* See if it's really set */
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328 SDL_WM_GetCaption(&title, NULL);
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329 if ( title )
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330 printf("Title was set to: %s\n", title);
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331 else
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332 printf("No window title was set!\n");
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333
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334 /* Initialize the display */
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335 if ( SetVideoMode(w, h) < 0 ) {
0
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336 return(1);
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337 }
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338
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339 /* Set an event filter that discards everything but QUIT */
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340 SDL_SetEventFilter(FilterEvents);
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341
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342 /* Ignore key up events, they don't even get filtered */
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343 SDL_EventState(SDL_KEYUP, SDL_IGNORE);
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344
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345 /* Loop, waiting for QUIT */
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346 while ( SDL_WaitEvent(&event) ) {
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347 switch (event.type) {
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348 case SDL_VIDEORESIZE:
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349 printf("Got a resize event: %dx%d\n",
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350 event.resize.w, event.resize.h);
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351 SetVideoMode(event.resize.w, event.resize.h);
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352 break;
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353 case SDL_USEREVENT:
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354 printf("Handling internal quit request\n");
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355 /* Fall through to the quit handler */
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356 case SDL_QUIT:
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357 printf("Bye bye..\n");
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358 return(0);
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359 default:
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360 /* This should never happen */
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361 printf("Warning: Event %d wasn't filtered\n",
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362 event.type);
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363 break;
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364 }
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365 }
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366 printf("SDL_WaitEvent() error: %s\n", SDL_GetError());
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367 return(255);
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368 }