| 1 | /* |
| 2 | |
| 3 | Copyright 1993 by Davor Matic |
| 4 | |
| 5 | Permission to use, copy, modify, distribute, and sell this software |
| 6 | and its documentation for any purpose is hereby granted without fee, |
| 7 | provided that the above copyright notice appear in all copies and that |
| 8 | both that copyright notice and this permission notice appear in |
| 9 | supporting documentation. Davor Matic makes no representations about |
| 10 | the suitability of this software for any purpose. It is provided "as |
| 11 | is" without express or implied warranty. |
| 12 | |
| 13 | */ |
| 14 | |
| 15 | #ifdef HAVE_XNEST_CONFIG_H |
| 16 | #include <xnest-config.h> |
| 17 | #endif |
| 18 | |
| 19 | #include <X11/X.h> |
| 20 | #include <X11/Xproto.h> |
| 21 | #include "screenint.h" |
| 22 | #include "input.h" |
| 23 | #include "misc.h" |
| 24 | #include "scrnintstr.h" |
| 25 | #include "windowstr.h" |
| 26 | #include "servermd.h" |
| 27 | #include "inputstr.h" |
| 28 | #include "inpututils.h" |
| 29 | |
| 30 | #include "mi.h" |
| 31 | |
| 32 | #include "Xnest.h" |
| 33 | |
| 34 | #include "Args.h" |
| 35 | #include "Color.h" |
| 36 | #include "Display.h" |
| 37 | #include "Screen.h" |
| 38 | #include "XNWindow.h" |
| 39 | #include "Events.h" |
| 40 | #include "Keyboard.h" |
| 41 | #include "Pointer.h" |
| 42 | #include "mipointer.h" |
| 43 | |
| 44 | CARD32 lastEventTime = 0; |
| 45 | |
| 46 | void |
| 47 | ProcessInputEvents(void) |
| 48 | { |
| 49 | mieqProcessInputEvents(); |
| 50 | } |
| 51 | |
| 52 | int |
| 53 | TimeSinceLastInputEvent(void) |
| 54 | { |
| 55 | if (lastEventTime == 0) |
| 56 | lastEventTime = GetTimeInMillis(); |
| 57 | return GetTimeInMillis() - lastEventTime; |
| 58 | } |
| 59 | |
| 60 | void |
| 61 | SetTimeSinceLastInputEvent(void) |
| 62 | { |
| 63 | lastEventTime = GetTimeInMillis(); |
| 64 | } |
| 65 | |
| 66 | static Bool |
| 67 | xnestExposurePredicate(Display * display, XEvent * event, char *args) |
| 68 | { |
| 69 | return event->type == Expose || event->type == ProcessedExpose; |
| 70 | } |
| 71 | |
| 72 | static Bool |
| 73 | xnestNotExposurePredicate(Display * display, XEvent * event, char *args) |
| 74 | { |
| 75 | return !xnestExposurePredicate(display, event, args); |
| 76 | } |
| 77 | |
| 78 | void |
| 79 | xnestCollectExposures(void) |
| 80 | { |
| 81 | XEvent X; |
| 82 | WindowPtr pWin; |
| 83 | RegionRec Rgn; |
| 84 | BoxRec Box; |
| 85 | |
| 86 | while (XCheckIfEvent(xnestDisplay, &X, xnestExposurePredicate, NULL)) { |
| 87 | pWin = xnestWindowPtr(X.xexpose.window); |
| 88 | |
| 89 | if (pWin && X.xexpose.width && X.xexpose.height) { |
| 90 | Box.x1 = pWin->drawable.x + wBorderWidth(pWin) + X.xexpose.x; |
| 91 | Box.y1 = pWin->drawable.y + wBorderWidth(pWin) + X.xexpose.y; |
| 92 | Box.x2 = Box.x1 + X.xexpose.width; |
| 93 | Box.y2 = Box.y1 + X.xexpose.height; |
| 94 | |
| 95 | RegionInit(&Rgn, &Box, 1); |
| 96 | |
| 97 | miSendExposures(pWin, &Rgn, Box.x2, Box.y2); |
| 98 | } |
| 99 | } |
| 100 | } |
| 101 | |
| 102 | void |
| 103 | xnestQueueKeyEvent(int type, unsigned int keycode) |
| 104 | { |
| 105 | lastEventTime = GetTimeInMillis(); |
| 106 | QueueKeyboardEvents(xnestKeyboardDevice, type, keycode, NULL); |
| 107 | } |
| 108 | |
| 109 | void |
| 110 | xnestCollectEvents(void) |
| 111 | { |
| 112 | XEvent X; |
| 113 | int valuators[2]; |
| 114 | ValuatorMask mask; |
| 115 | ScreenPtr pScreen; |
| 116 | |
| 117 | while (XCheckIfEvent(xnestDisplay, &X, xnestNotExposurePredicate, NULL)) { |
| 118 | switch (X.type) { |
| 119 | case KeyPress: |
| 120 | xnestUpdateModifierState(X.xkey.state); |
| 121 | xnestQueueKeyEvent(KeyPress, X.xkey.keycode); |
| 122 | break; |
| 123 | |
| 124 | case KeyRelease: |
| 125 | xnestUpdateModifierState(X.xkey.state); |
| 126 | xnestQueueKeyEvent(KeyRelease, X.xkey.keycode); |
| 127 | break; |
| 128 | |
| 129 | case ButtonPress: |
| 130 | valuator_mask_set_range(&mask, 0, 0, NULL); |
| 131 | xnestUpdateModifierState(X.xkey.state); |
| 132 | lastEventTime = GetTimeInMillis(); |
| 133 | QueuePointerEvents(xnestPointerDevice, ButtonPress, |
| 134 | X.xbutton.button, POINTER_RELATIVE, &mask); |
| 135 | break; |
| 136 | |
| 137 | case ButtonRelease: |
| 138 | valuator_mask_set_range(&mask, 0, 0, NULL); |
| 139 | xnestUpdateModifierState(X.xkey.state); |
| 140 | lastEventTime = GetTimeInMillis(); |
| 141 | QueuePointerEvents(xnestPointerDevice, ButtonRelease, |
| 142 | X.xbutton.button, POINTER_RELATIVE, &mask); |
| 143 | break; |
| 144 | |
| 145 | case MotionNotify: |
| 146 | valuators[0] = X.xmotion.x; |
| 147 | valuators[1] = X.xmotion.y; |
| 148 | valuator_mask_set_range(&mask, 0, 2, valuators); |
| 149 | lastEventTime = GetTimeInMillis(); |
| 150 | QueuePointerEvents(xnestPointerDevice, MotionNotify, |
| 151 | 0, POINTER_ABSOLUTE, &mask); |
| 152 | break; |
| 153 | |
| 154 | case FocusIn: |
| 155 | if (X.xfocus.detail != NotifyInferior) { |
| 156 | pScreen = xnestScreen(X.xfocus.window); |
| 157 | if (pScreen) |
| 158 | xnestDirectInstallColormaps(pScreen); |
| 159 | } |
| 160 | break; |
| 161 | |
| 162 | case FocusOut: |
| 163 | if (X.xfocus.detail != NotifyInferior) { |
| 164 | pScreen = xnestScreen(X.xfocus.window); |
| 165 | if (pScreen) |
| 166 | xnestDirectUninstallColormaps(pScreen); |
| 167 | } |
| 168 | break; |
| 169 | |
| 170 | case KeymapNotify: |
| 171 | break; |
| 172 | |
| 173 | case EnterNotify: |
| 174 | if (X.xcrossing.detail != NotifyInferior) { |
| 175 | pScreen = xnestScreen(X.xcrossing.window); |
| 176 | if (pScreen) { |
| 177 | NewCurrentScreen(inputInfo.pointer, pScreen, X.xcrossing.x, |
| 178 | X.xcrossing.y); |
| 179 | valuators[0] = X.xcrossing.x; |
| 180 | valuators[1] = X.xcrossing.y; |
| 181 | valuator_mask_set_range(&mask, 0, 2, valuators); |
| 182 | lastEventTime = GetTimeInMillis(); |
| 183 | QueuePointerEvents(xnestPointerDevice, MotionNotify, |
| 184 | 0, POINTER_ABSOLUTE, &mask); |
| 185 | xnestDirectInstallColormaps(pScreen); |
| 186 | } |
| 187 | } |
| 188 | break; |
| 189 | |
| 190 | case LeaveNotify: |
| 191 | if (X.xcrossing.detail != NotifyInferior) { |
| 192 | pScreen = xnestScreen(X.xcrossing.window); |
| 193 | if (pScreen) { |
| 194 | xnestDirectUninstallColormaps(pScreen); |
| 195 | } |
| 196 | } |
| 197 | break; |
| 198 | |
| 199 | case DestroyNotify: |
| 200 | if (xnestParentWindow != (Window) 0 && |
| 201 | X.xdestroywindow.window == xnestParentWindow) |
| 202 | exit(0); |
| 203 | break; |
| 204 | |
| 205 | case CirculateNotify: |
| 206 | case ConfigureNotify: |
| 207 | case GravityNotify: |
| 208 | case MapNotify: |
| 209 | case ReparentNotify: |
| 210 | case UnmapNotify: |
| 211 | break; |
| 212 | |
| 213 | default: |
| 214 | ErrorF("xnest warning: unhandled event\n"); |
| 215 | break; |
| 216 | } |
| 217 | } |
| 218 | } |