Mercurial > sdl-ios-xcode
annotate src/video/x11/SDL_x11events.c @ 2295:dbc6d1893869
Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob.
author | Bob Pendleton <bob@pendleton.com> |
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date | Tue, 08 Jan 2008 00:10:46 +0000 |
parents | da8332c8f480 |
children | a7cbc25071b6 |
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1951
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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 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 Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 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 Lesser 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 Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 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 <sys/types.h> |
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25 #include <sys/time.h> |
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26 #include <unistd.h> |
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27 |
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28 #include "SDL_syswm.h" |
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29 #include "SDL_x11video.h" |
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30 #include "../../events/SDL_events_c.h" |
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31 |
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32 |
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33 /* Check to see if this is a repeated key. |
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34 (idea shamelessly lifted from GII -- thanks guys! :) |
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35 */ |
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36 static int |
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37 X11_KeyRepeat(Display * display, XEvent * event) |
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38 { |
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39 XEvent peekevent; |
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40 int repeated; |
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41 |
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42 repeated = 0; |
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43 if (XPending(display)) { |
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44 XPeekEvent(display, &peekevent); |
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45 if ((peekevent.type == KeyPress) && |
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46 (peekevent.xkey.keycode == event->xkey.keycode) && |
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47 ((peekevent.xkey.time - event->xkey.time) < 2)) { |
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48 repeated = 1; |
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49 XNextEvent(display, &peekevent); |
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50 } |
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51 } |
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52 return (repeated); |
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53 } |
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54 |
1951
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55 static void |
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56 X11_DispatchEvent(_THIS) |
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57 { |
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58 SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata; |
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59 SDL_WindowData *data; |
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60 XEvent xevent; |
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61 int i; |
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62 |
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63 SDL_zero(xevent); /* valgrind fix. --ryan. */ |
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64 XNextEvent(videodata->display, &xevent); |
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65 |
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66 /* Send a SDL_SYSWMEVENT if the application wants them */ |
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67 if (SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE) { |
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68 SDL_SysWMmsg wmmsg; |
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69 |
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70 SDL_VERSION(&wmmsg.version); |
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71 wmmsg.subsystem = SDL_SYSWM_X11; |
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72 wmmsg.event.xevent = xevent; |
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73 SDL_SendSysWMEvent(&wmmsg); |
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74 } |
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75 |
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76 data = NULL; |
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77 for (i = 0; i < videodata->numwindows; ++i) { |
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78 if (videodata->windowlist[i]->window == xevent.xany.window) { |
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79 data = videodata->windowlist[i]; |
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80 } |
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81 } |
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82 if (!data) { |
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83 return; |
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84 } |
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85 |
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86 switch (xevent.type) { |
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87 |
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88 /* Gaining mouse coverage? */ |
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89 case EnterNotify:{ |
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90 #ifdef DEBUG_XEVENTS |
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91 printf("EnterNotify! (%d,%d)\n", xevent.xcrossing.x, |
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92 xevent.xcrossing.y); |
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93 if (xevent.xcrossing.mode == NotifyGrab) |
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94 printf("Mode: NotifyGrab\n"); |
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95 if (xevent.xcrossing.mode == NotifyUngrab) |
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96 printf("Mode: NotifyUngrab\n"); |
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97 #endif |
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98 if ((xevent.xcrossing.mode != NotifyGrab) && |
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99 (xevent.xcrossing.mode != NotifyUngrab)) { |
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100 SDL_SetMouseFocus(videodata->mouse, data->windowID); |
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101 SDL_SendMouseMotion(videodata->mouse, 0, xevent.xcrossing.x, |
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102 xevent.xcrossing.y); |
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103 } |
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104 } |
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105 break; |
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106 |
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107 /* Losing mouse coverage? */ |
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108 case LeaveNotify:{ |
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109 #ifdef DEBUG_XEVENTS |
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110 printf("LeaveNotify! (%d,%d)\n", xevent.xcrossing.x, |
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111 xevent.xcrossing.y); |
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112 if (xevent.xcrossing.mode == NotifyGrab) |
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113 printf("Mode: NotifyGrab\n"); |
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114 if (xevent.xcrossing.mode == NotifyUngrab) |
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115 printf("Mode: NotifyUngrab\n"); |
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116 #endif |
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117 if ((xevent.xcrossing.mode != NotifyGrab) && |
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118 (xevent.xcrossing.mode != NotifyUngrab) && |
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119 (xevent.xcrossing.detail != NotifyInferior)) { |
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120 SDL_SendMouseMotion(videodata->mouse, 0, |
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121 xevent.xcrossing.x, xevent.xcrossing.y); |
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122 SDL_SetMouseFocus(videodata->mouse, 0); |
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123 } |
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124 } |
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125 break; |
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diff
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|
126 |
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|
127 /* Gaining input focus? */ |
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|
128 case FocusIn:{ |
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|
129 #ifdef DEBUG_XEVENTS |
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|
130 printf("FocusIn!\n"); |
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|
131 #endif |
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|
132 SDL_SetKeyboardFocus(videodata->keyboard, data->windowID); |
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|
133 #ifdef X_HAVE_UTF8_STRING |
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|
134 if (data->ic) { |
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|
135 XSetICFocus(data->ic); |
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|
136 } |
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|
137 #endif |
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|
138 } |
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|
139 break; |
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140 |
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|
141 /* Losing input focus? */ |
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|
142 case FocusOut:{ |
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|
143 #ifdef DEBUG_XEVENTS |
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|
144 printf("FocusOut!\n"); |
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|
145 #endif |
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|
146 SDL_SetKeyboardFocus(videodata->keyboard, 0); |
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|
147 #ifdef X_HAVE_UTF8_STRING |
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|
148 if (data->ic) { |
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|
149 XUnsetICFocus(data->ic); |
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|
150 } |
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|
151 #endif |
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|
152 } |
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|
153 break; |
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|
154 |
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155 /* Generated upon EnterWindow and FocusIn */ |
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|
156 case KeymapNotify:{ |
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|
157 #ifdef DEBUG_XEVENTS |
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158 printf("KeymapNotify!\n"); |
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|
159 #endif |
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|
160 /* FIXME: |
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|
161 X11_SetKeyboardState(SDL_Display, xevent.xkeymap.key_vector); |
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|
162 */ |
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|
163 } |
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|
164 break; |
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|
165 |
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|
166 /* Mouse motion? */ |
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|
167 case MotionNotify:{ |
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|
168 #ifdef DEBUG_MOTION |
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|
169 printf("X11 motion: %d,%d\n", xevent.xmotion.x, xevent.xmotion.y); |
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|
170 #endif |
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|
171 SDL_SendMouseMotion(videodata->mouse, 0, xevent.xmotion.x, |
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|
172 xevent.xmotion.y); |
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|
173 } |
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diff
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|
174 break; |
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|
175 |
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|
176 /* Mouse button press? */ |
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|
177 case ButtonPress:{ |
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|
178 SDL_SendMouseButton(videodata->mouse, SDL_PRESSED, |
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|
179 xevent.xbutton.button); |
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|
180 } |
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|
181 break; |
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|
182 |
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|
183 /* Mouse button release? */ |
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diff
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|
184 case ButtonRelease:{ |
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|
185 SDL_SendMouseButton(videodata->mouse, SDL_RELEASED, |
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|
186 xevent.xbutton.button); |
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|
187 } |
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|
188 break; |
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|
189 |
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|
190 /* Key press? */ |
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|
191 case KeyPress:{ |
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|
192 KeyCode keycode = xevent.xkey.keycode; |
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|
193 |
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|
194 #ifdef DEBUG_XEVENTS |
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195 printf("KeyPress (X11 keycode = 0x%X)\n", xevent.xkey.keycode); |
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|
196 #endif |
2295
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197 if (!X11_KeyRepeat(videodata->display, &xevent)) { |
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|
198 SDLKey physicalKey = videodata->keyCodeToSDLKTable[keycode]; |
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|
199 SDL_SendKeyboardKey(videodata->keyboard, SDL_PRESSED, |
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|
200 (Uint8) keycode, physicalKey); |
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|
201 #if 1 |
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|
202 if (physicalKey == SDLK_UNKNOWN) { |
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|
203 fprintf(stderr, |
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diff
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|
204 "The key you just pressed is not recognized by SDL. To help get this fixed, report this to the SDL mailing list <sdl@libsdl.org> or to Christian Walther <cwalther@gmx.ch>. X11 KeyCode is %d, X11 KeySym 0x%X.\n", |
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Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob.
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|
205 (int) keycode, |
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diff
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|
206 (unsigned int) XKeycodeToKeysym(videodata-> |
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Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob.
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parents:
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diff
changeset
|
207 display, keycode, |
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diff
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|
208 0)); |
1951
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diff
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|
209 } |
2295
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diff
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|
210 #endif |
1951
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diff
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|
211 } |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
212 } |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
213 break; |
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diff
changeset
|
214 |
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diff
changeset
|
215 /* Key release? */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
216 case KeyRelease:{ |
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Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
217 KeyCode keycode = xevent.xkey.keycode; |
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diff
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|
218 |
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diff
changeset
|
219 #ifdef DEBUG_XEVENTS |
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|
220 printf("KeyRelease (X11 keycode = 0x%X)\n", xevent.xkey.keycode); |
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diff
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|
221 #endif |
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diff
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|
222 /* Check to see if this is a repeated key */ |
2295
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Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob.
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|
223 if (X11_KeyRepeat(videodata->display, &xevent)) { |
1951
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diff
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|
224 break; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
225 } |
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diff
changeset
|
226 |
2295
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|
227 SDL_SendKeyboardKey(videodata->keyboard, SDL_RELEASED, |
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|
228 (Uint8) keycode, |
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diff
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|
229 videodata->keyCodeToSDLKTable[keycode]); |
1951
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diff
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|
230 } |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
231 break; |
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diff
changeset
|
232 |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
233 /* Have we been iconified? */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
234 case UnmapNotify:{ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
235 #ifdef DEBUG_XEVENTS |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
236 printf("UnmapNotify!\n"); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
237 #endif |
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
238 SDL_SendWindowEvent(data->windowID, SDL_WINDOWEVENT_HIDDEN, 0, 0); |
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
239 SDL_SendWindowEvent(data->windowID, SDL_WINDOWEVENT_MINIMIZED, 0, |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
240 0); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
241 } |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
242 break; |
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Initial work on X11 window code in.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
243 |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
244 /* Have we been restored? */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
245 case MapNotify:{ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
246 #ifdef DEBUG_XEVENTS |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
247 printf("MapNotify!\n"); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
248 #endif |
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diff
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|
249 SDL_SendWindowEvent(data->windowID, SDL_WINDOWEVENT_SHOWN, 0, 0); |
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diff
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|
250 SDL_SendWindowEvent(data->windowID, SDL_WINDOWEVENT_RESTORED, 0, |
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Initial work on X11 window code in.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
251 0); |
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Initial work on X11 window code in.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
252 } |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
253 break; |
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Initial work on X11 window code in.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
254 |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
255 /* Have we been resized or moved? */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
256 case ConfigureNotify:{ |
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257 #ifdef DEBUG_XEVENTS |
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258 printf("ConfigureNotify! (resize: %dx%d)\n", |
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259 xevent.xconfigure.width, xevent.xconfigure.height); |
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260 #endif |
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261 SDL_SendWindowEvent(data->windowID, SDL_WINDOWEVENT_MOVED, |
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262 xevent.xconfigure.x, xevent.xconfigure.y); |
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263 SDL_SendWindowEvent(data->windowID, SDL_WINDOWEVENT_RESIZED, |
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264 xevent.xconfigure.width, |
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265 xevent.xconfigure.height); |
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266 } |
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267 break; |
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268 |
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269 /* Have we been requested to quit (or another client message?) */ |
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270 case ClientMessage:{ |
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271 if ((xevent.xclient.format == 32) && |
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272 (xevent.xclient.data.l[0] == videodata->WM_DELETE_WINDOW)) { |
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273 |
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274 SDL_SendWindowEvent(data->windowID, SDL_WINDOWEVENT_CLOSE, 0, |
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275 0); |
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276 } |
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277 } |
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278 break; |
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279 |
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280 /* Do we need to refresh ourselves? */ |
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281 case Expose:{ |
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282 #ifdef DEBUG_XEVENTS |
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283 printf("Expose (count = %d)\n", xevent.xexpose.count); |
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284 #endif |
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285 SDL_SendWindowEvent(data->windowID, SDL_WINDOWEVENT_EXPOSED, 0, |
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286 0); |
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287 } |
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288 break; |
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289 |
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290 default:{ |
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291 #ifdef DEBUG_XEVENTS |
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292 printf("Unhandled event %d\n", xevent.type); |
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293 #endif |
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294 } |
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295 break; |
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296 } |
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297 } |
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298 |
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299 /* Ack! XPending() actually performs a blocking read if no events available */ |
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300 int |
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301 X11_Pending(Display * display) |
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302 { |
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303 /* Flush the display connection and look to see if events are queued */ |
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304 XFlush(display); |
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305 if (XEventsQueued(display, QueuedAlready)) { |
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306 return (1); |
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307 } |
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308 |
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309 /* More drastic measures are required -- see if X is ready to talk */ |
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310 { |
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311 static struct timeval zero_time; /* static == 0 */ |
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312 int x11_fd; |
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313 fd_set fdset; |
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314 |
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315 x11_fd = ConnectionNumber(display); |
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316 FD_ZERO(&fdset); |
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317 FD_SET(x11_fd, &fdset); |
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318 if (select(x11_fd + 1, &fdset, NULL, NULL, &zero_time) == 1) { |
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319 return (XPending(display)); |
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320 } |
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321 } |
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322 |
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323 /* Oh well, nothing is ready .. */ |
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324 return (0); |
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325 } |
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326 |
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327 void |
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328 X11_PumpEvents(_THIS) |
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329 { |
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330 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; |
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331 |
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332 /* Keep processing pending events */ |
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333 while (X11_Pending(data->display)) { |
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334 X11_DispatchEvent(_this); |
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335 } |
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336 } |
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337 |
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338 void |
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339 X11_SaveScreenSaver(Display * display, int *saved_timeout, BOOL * dpms) |
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340 { |
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341 int timeout, interval, prefer_blank, allow_exp; |
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342 XGetScreenSaver(display, &timeout, &interval, &prefer_blank, &allow_exp); |
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343 *saved_timeout = timeout; |
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344 |
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345 #if SDL_VIDEO_DRIVER_X11_DPMS |
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346 if (SDL_X11_HAVE_DPMS) { |
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347 int dummy; |
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348 if (DPMSQueryExtension(display, &dummy, &dummy)) { |
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349 CARD16 state; |
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350 DPMSInfo(display, &state, dpms); |
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351 } |
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|
352 } |
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353 #else |
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354 *dpms = 0; |
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355 #endif /* SDL_VIDEO_DRIVER_X11_DPMS */ |
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356 } |
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357 |
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358 void |
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359 X11_DisableScreenSaver(Display * display) |
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360 { |
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361 int timeout, interval, prefer_blank, allow_exp; |
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362 XGetScreenSaver(display, &timeout, &interval, &prefer_blank, &allow_exp); |
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363 timeout = 0; |
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364 XSetScreenSaver(display, timeout, interval, prefer_blank, allow_exp); |
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|
365 |
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366 #if SDL_VIDEO_DRIVER_X11_DPMS |
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367 if (SDL_X11_HAVE_DPMS) { |
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|
368 int dummy; |
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369 if (DPMSQueryExtension(display, &dummy, &dummy)) { |
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370 DPMSDisable(display); |
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|
371 } |
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|
372 } |
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|
373 #endif /* SDL_VIDEO_DRIVER_X11_DPMS */ |
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374 } |
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|
375 |
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|
376 void |
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|
377 X11_RestoreScreenSaver(Display * display, int saved_timeout, BOOL dpms) |
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378 { |
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379 int timeout, interval, prefer_blank, allow_exp; |
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380 XGetScreenSaver(display, &timeout, &interval, &prefer_blank, &allow_exp); |
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381 timeout = saved_timeout; |
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382 XSetScreenSaver(display, timeout, interval, prefer_blank, allow_exp); |
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383 |
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384 #if SDL_VIDEO_DRIVER_X11_DPMS |
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385 if (SDL_X11_HAVE_DPMS) { |
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|
386 int dummy; |
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|
387 if (DPMSQueryExtension(display, &dummy, &dummy)) { |
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|
388 if (dpms) { |
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|
389 DPMSEnable(display); |
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|
390 } |
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|
391 } |
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392 } |
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393 #endif /* SDL_VIDEO_DRIVER_X11_DPMS */ |
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394 } |
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395 |
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396 /* vi: set ts=4 sw=4 expandtab: */ |