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annotate src/video/quartz/SDL_QuartzWindow.m @ 4544:3f2d351d8274 SDL-1.2

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Fixed bug 957 Fixed the documentation for SDL_GetWMInfo()
author Sam Lantinga <slouken@libsdl.org>
date Sun, 18 Jul 2010 10:39:24 -0700
parents cb44bf8f8a0f
children
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2009 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 #include "SDL_config.h"
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23
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24 #include "SDL_QuartzVideo.h"
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25 #include "SDL_QuartzWM.h"
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26 #include "SDL_QuartzWindow.h"
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27
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28 /*
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29 This function makes the *SDL region* of the window 100% opaque.
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30 The genie effect uses the alpha component. Otherwise,
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31 it doesn't seem to matter what value it has.
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32 */
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33 static void QZ_SetPortAlphaOpaque () {
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34
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35 SDL_Surface *surface = current_video->screen;
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36 int bpp;
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37
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38 bpp = surface->format->BitsPerPixel;
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39
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40 if (bpp == 32) {
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41
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42 Uint32 *pixels = (Uint32*) surface->pixels;
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43 Uint32 rowPixels = surface->pitch / 4;
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44 Uint32 i, j;
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45
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46 for (i = 0; i < surface->h; i++)
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47 for (j = 0; j < surface->w; j++) {
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48
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49 pixels[ (i * rowPixels) + j ] |= 0xFF000000;
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50 }
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51 }
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52 }
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53
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54 @implementation SDL_QuartzWindow
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55
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56 /* we override these methods to fix the miniaturize animation/dock icon bug */
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57 - (void)miniaturize:(id)sender
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58 {
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59 if (SDL_VideoSurface->flags & SDL_OPENGL) {
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60
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61 /*
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62 Future: Grab framebuffer and put into NSImage
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63 [ qz_window setMiniwindowImage:image ];
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64 */
272
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65 }
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66 else {
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67
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68 /* make the alpha channel opaque so anim won't have holes in it */
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69 QZ_SetPortAlphaOpaque ();
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70 }
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71
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72 /* window is hidden now */
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73 SDL_PrivateAppActive (0, SDL_APPACTIVE);
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74
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75 [ super miniaturize:sender ];
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76 }
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77
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78 - (void)display
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79 {
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80 /*
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81 This method fires just before the window deminaturizes from the Dock.
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82
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83 We'll save the current visible surface, let the window manager redraw any
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84 UI elements, and restore the SDL surface. This way, no expose event
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85 is required, and the deminiaturize works perfectly.
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86 */
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87 SDL_VideoDevice *this = (SDL_VideoDevice*)current_video;
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88
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89 /* make sure pixels are fully opaque */
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90 if (! ( SDL_VideoSurface->flags & SDL_OPENGL ) )
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91 QZ_SetPortAlphaOpaque ();
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92
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93 /* save current visible SDL surface */
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94 [ self cacheImageInRect:[ window_view frame ] ];
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95
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96 /* let the window manager redraw controls, border, etc */
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97 [ super display ];
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98
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99 /* restore visible SDL surface */
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100 [ self restoreCachedImage ];
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101
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102 /* window is visible again */
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103 SDL_PrivateAppActive (1, SDL_APPACTIVE);
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104 }
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105
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106 - (void)setFrame:(NSRect)frameRect display:(BOOL)flag
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107 {
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108
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109 /*
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110 If the video surface is NULL, this originated from QZ_SetVideoMode,
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111 so don't send the resize event.
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112 */
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113 SDL_VideoDevice *this = (SDL_VideoDevice*)current_video;
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114
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115 if (this && SDL_VideoSurface == NULL) {
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116
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117 [ super setFrame:frameRect display:flag ];
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118 }
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119 else if (this && qz_window) {
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120
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121 NSRect newViewFrame;
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122
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123 [ super setFrame:frameRect display:flag ];
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124
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125 newViewFrame = [ window_view frame ];
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126
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127 SDL_PrivateResize (newViewFrame.size.width, newViewFrame.size.height);
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128 }
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129 }
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130
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131 /* QZ_DoActivate() calls a low-level CoreGraphics routine to adjust
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132 the cursor position, if input is being grabbed. If app activation is
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133 triggered by a mouse click in the title bar, then the window manager
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134 gets confused and thinks we're dragging the window. The solution
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135 below postpones the activate event to avoid this scenario. */
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136 - (void)becomeKeyWindow
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137 {
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138 NSEvent *event = [self currentEvent];
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139 if ([event type] == NSLeftMouseDown && [event window] == self)
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140 watchForMouseUp = YES;
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141 else
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142 [super becomeKeyWindow];
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143 }
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144
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145 - (void)sendEvent:(NSEvent *)event
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146 {
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147 [super sendEvent:event];
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148 if (watchForMouseUp && [event type] == NSLeftMouseUp)
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149 {
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150 watchForMouseUp = NO;
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151 [super becomeKeyWindow];
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152 }
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153 }
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154
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155 - (void)appDidHide:(NSNotification*)note
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156 {
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157 SDL_PrivateAppActive (0, SDL_APPACTIVE);
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158 }
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159
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160 - (void)appWillUnhide:(NSNotification*)note
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161 {
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162 SDL_VideoDevice *this = (SDL_VideoDevice*)current_video;
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163
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164 if ( this ) {
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165
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166 /* make sure pixels are fully opaque */
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167 if (! ( SDL_VideoSurface->flags & SDL_OPENGL ) )
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168 QZ_SetPortAlphaOpaque ();
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169
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170 /* save current visible SDL surface */
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171 [ self cacheImageInRect:[ window_view frame ] ];
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172 }
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173 }
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174
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175 - (void)appDidUnhide:(NSNotification*)note
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176 {
683
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177 /* restore cached image, since it may not be current, post expose event too */
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178 [ self restoreCachedImage ];
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179
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180 /*SDL_PrivateExpose ();*/
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181
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182 SDL_PrivateAppActive (1, SDL_APPACTIVE);
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183 }
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184
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185 - (id)initWithContentRect:(NSRect)contentRect styleMask:(NSUInteger)styleMask backing:(NSBackingStoreType)backingType defer:(BOOL)flag
631
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186 {
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187 /* Make our window subclass receive these application notifications */
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188 [ [ NSNotificationCenter defaultCenter ] addObserver:self
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189 selector:@selector(appDidHide:) name:NSApplicationDidHideNotification object:NSApp ];
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190
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191 [ [ NSNotificationCenter defaultCenter ] addObserver:self
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192 selector:@selector(appDidUnhide:) name:NSApplicationDidUnhideNotification object:NSApp ];
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193
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194 [ [ NSNotificationCenter defaultCenter ] addObserver:self
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195 selector:@selector(appWillUnhide:) name:NSApplicationWillUnhideNotification object:NSApp ];
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196
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197 return [ super initWithContentRect:contentRect styleMask:styleMask backing:backingType defer:flag ];
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198 }
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199
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200 @end
56
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201
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202 @implementation SDL_QuartzWindowDelegate
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203 - (BOOL)windowShouldClose:(id)sender
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204 {
58
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205 SDL_PrivateQuit();
56
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206 return NO;
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207 }
779
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208
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209 - (void)windowDidBecomeKey:(NSNotification *)aNotification
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210 {
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diff changeset
211 QZ_DoActivate (current_video);
779
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212 }
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213
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214 - (void)windowDidResignKey:(NSNotification *)aNotification
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215 {
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216 QZ_DoDeactivate (current_video);
779
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217 }
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218
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219 @end
4070
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220
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221 @implementation SDL_QuartzView
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222
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223 - (void)resetCursorRects
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224 {
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225 SDL_Cursor *sdlc = SDL_GetCursor();
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226 if (sdlc != NULL && sdlc->wm_cursor != NULL) {
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227 [self addCursorRect: [self visibleRect] cursor: sdlc->wm_cursor->nscursor];
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228 }
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229 }
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230
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231 @end