diff options
Diffstat (limited to 'xorg-server/hw/xquartz/darwinEvents.c')
| -rw-r--r-- | xorg-server/hw/xquartz/darwinEvents.c | 1152 |
1 files changed, 576 insertions, 576 deletions
diff --git a/xorg-server/hw/xquartz/darwinEvents.c b/xorg-server/hw/xquartz/darwinEvents.c index 421efcedf..db3f5b24e 100644 --- a/xorg-server/hw/xquartz/darwinEvents.c +++ b/xorg-server/hw/xquartz/darwinEvents.c @@ -1,576 +1,576 @@ -/* -Darwin event queue and event handling - -Copyright 2007-2008 Apple Inc. -Copyright 2004 Kaleb S. KEITHLEY. All Rights Reserved. -Copyright (c) 2002-2004 Torrey T. Lyons. All Rights Reserved. - -This file is based on mieq.c by Keith Packard, -which contains the following copyright: -Copyright 1990, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - */ - -#include "sanitizedCarbon.h" - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <X11/X.h> -#include <X11/Xmd.h> -#include <X11/Xproto.h> -#include "misc.h" -#include "windowstr.h" -#include "pixmapstr.h" -#include "inputstr.h" -#include "eventstr.h" -#include "mi.h" -#include "scrnintstr.h" -#include "mipointer.h" -#include "os.h" - -#include "darwin.h" -#include "quartz.h" -#include "quartzKeyboard.h" -#include "darwinEvents.h" - -#include <sys/types.h> -#include <sys/uio.h> -#include <unistd.h> -#include <pthread.h> -#include <errno.h> - -#include <IOKit/hidsystem/IOLLEvent.h> - -/* Fake button press/release for scroll wheel move. */ -#define SCROLLWHEELUPFAKE 4 -#define SCROLLWHEELDOWNFAKE 5 -#define SCROLLWHEELLEFTFAKE 6 -#define SCROLLWHEELRIGHTFAKE 7 - -#include <X11/extensions/applewmconst.h> -#include "applewmExt.h" - -/* FIXME: Abstract this better */ -extern Bool QuartzModeEventHandler(int screenNum, XQuartzEvent *e, DeviceIntPtr dev); - -int darwin_all_modifier_flags = 0; // last known modifier state -int darwin_all_modifier_mask = 0; -int darwin_x11_modifier_mask = 0; - -#define FD_ADD_MAX 128 -static int fd_add[FD_ADD_MAX]; -int fd_add_count = 0; -static pthread_mutex_t fd_add_lock = PTHREAD_MUTEX_INITIALIZER; -static pthread_cond_t fd_add_ready_cond = PTHREAD_COND_INITIALIZER; -static pthread_t fd_add_tid = NULL; - -static EventListPtr darwinEvents = NULL; - -static pthread_mutex_t mieq_lock = PTHREAD_MUTEX_INITIALIZER; -static pthread_cond_t mieq_ready_cond = PTHREAD_COND_INITIALIZER; - -/*** Pthread Magics ***/ -static pthread_t create_thread(void *func, void *arg) { - pthread_attr_t attr; - pthread_t tid; - - pthread_attr_init (&attr); - pthread_attr_setscope (&attr, PTHREAD_SCOPE_SYSTEM); - pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); - pthread_create (&tid, &attr, func, arg); - pthread_attr_destroy (&attr); - - return tid; -} - -void darwinEvents_lock(void); -void darwinEvents_lock(void) { - int err; - if((err = pthread_mutex_lock(&mieq_lock))) { - ErrorF("%s:%s:%d: Failed to lock mieq_lock: %d\n", - __FILE__, __FUNCTION__, __LINE__, err); - spewCallStack(); - } - if(darwinEvents == NULL) { - pthread_cond_wait(&mieq_ready_cond, &mieq_lock); - } -} - -void darwinEvents_unlock(void); -void darwinEvents_unlock(void) { - int err; - if((err = pthread_mutex_unlock(&mieq_lock))) { - ErrorF("%s:%s:%d: Failed to unlock mieq_lock: %d\n", - __FILE__, __FUNCTION__, __LINE__, err); - spewCallStack(); - } -} - -/* - * DarwinPressModifierKey - * Press or release the given modifier key (one of NX_MODIFIERKEY_* constants) - */ -static void DarwinPressModifierKey(int pressed, int key) { - int keycode = DarwinModifierNXKeyToNXKeycode(key, 0); - - if (keycode == 0) { - ErrorF("DarwinPressModifierKey bad keycode: key=%d\n", key); - return; - } - - DarwinSendKeyboardEvents(pressed, keycode); -} - -/* - * DarwinUpdateModifiers - * Send events to update the modifier state. - */ - -static int darwin_x11_modifier_mask_list[] = { -#ifdef NX_DEVICELCMDKEYMASK - NX_DEVICELCTLKEYMASK, NX_DEVICERCTLKEYMASK, - NX_DEVICELSHIFTKEYMASK, NX_DEVICERSHIFTKEYMASK, - NX_DEVICELCMDKEYMASK, NX_DEVICERCMDKEYMASK, - NX_DEVICELALTKEYMASK, NX_DEVICERALTKEYMASK, -#else - NX_CONTROLMASK, NX_SHIFTMASK, NX_COMMANDMASK, NX_ALTERNATEMASK, -#endif - NX_ALPHASHIFTMASK, - 0 -}; - -static int darwin_all_modifier_mask_additions[] = { NX_SECONDARYFNMASK, }; - -static void DarwinUpdateModifiers( - int pressed, // KeyPress or KeyRelease - int flags ) // modifier flags that have changed -{ - int *f; - int key; - - /* Capslock is special. This mask is the state of capslock (on/off), - * not the state of the button. Hopefully we can find a better solution. - */ - if(NX_ALPHASHIFTMASK & flags) { - DarwinPressModifierKey(KeyPress, NX_MODIFIERKEY_ALPHALOCK); - DarwinPressModifierKey(KeyRelease, NX_MODIFIERKEY_ALPHALOCK); - } - - for(f=darwin_x11_modifier_mask_list; *f; f++) - if(*f & flags && *f != NX_ALPHASHIFTMASK) { - key = DarwinModifierNXMaskToNXKey(*f); - if(key == -1) - ErrorF("DarwinUpdateModifiers: Unsupported NXMask: 0x%x\n", *f); - else - DarwinPressModifierKey(pressed, key); - } -} - -/* Generic handler for Xquartz-specifc events. When possible, these should - be moved into their own individual functions and set as handlers using - mieqSetHandler. */ - -static void DarwinEventHandler(int screenNum, InternalEvent *ie, DeviceIntPtr dev) { - XQuartzEvent *e = &(ie->xquartz_event); - - TA_SERVER(); - - switch(e->subtype) { - case kXquartzControllerNotify: - DEBUG_LOG("kXquartzControllerNotify\n"); - AppleWMSendEvent(AppleWMControllerNotify, - AppleWMControllerNotifyMask, - e->data[0], - e->data[1]); - break; - - case kXquartzPasteboardNotify: - DEBUG_LOG("kXquartzPasteboardNotify\n"); - AppleWMSendEvent(AppleWMPasteboardNotify, - AppleWMPasteboardNotifyMask, - e->data[0], - e->data[1]); - break; - - case kXquartzActivate: - DEBUG_LOG("kXquartzActivate\n"); - QuartzShow(); - AppleWMSendEvent(AppleWMActivationNotify, - AppleWMActivationNotifyMask, - AppleWMIsActive, 0); - break; - - case kXquartzDeactivate: - DEBUG_LOG("kXquartzDeactivate\n"); - AppleWMSendEvent(AppleWMActivationNotify, - AppleWMActivationNotifyMask, - AppleWMIsInactive, 0); - QuartzHide(); - break; - - case kXquartzReloadPreferences: - DEBUG_LOG("kXquartzReloadPreferences\n"); - AppleWMSendEvent(AppleWMActivationNotify, - AppleWMActivationNotifyMask, - AppleWMReloadPreferences, 0); - break; - - case kXquartzToggleFullscreen: - DEBUG_LOG("kXquartzToggleFullscreen\n"); - if (quartzEnableRootless) - QuartzSetFullscreen(!quartzHasRoot); - else if (quartzHasRoot) - QuartzHide(); - else - QuartzShow(); - break; - - case kXquartzSetRootless: - DEBUG_LOG("kXquartzSetRootless\n"); - QuartzSetRootless(e->data[0]); - if (!quartzEnableRootless && !quartzHasRoot) - QuartzHide(); - break; - - case kXquartzSetRootClip: - QuartzSetRootClip((Bool)e->data[0]); - break; - - case kXquartzQuit: - GiveUp(0); - break; - - case kXquartzSpaceChanged: - DEBUG_LOG("kXquartzSpaceChanged\n"); - QuartzSpaceChanged(e->data[0]); - break; - - case kXquartzListenOnOpenFD: - ErrorF("Calling ListenOnOpenFD() for new fd: %d\n", (int)e->data[0]); - ListenOnOpenFD((int)e->data[0], 1); - break; - - case kXquartzReloadKeymap: - DarwinKeyboardReloadHandler(); - break; - - case kXquartzDisplayChanged: - QuartzUpdateScreens(); - break; - - default: - if(!QuartzModeEventHandler(screenNum, e, dev)) - ErrorF("Unknown application defined event type %d.\n", e->subtype); - } -} - -void DarwinListenOnOpenFD(int fd) { - ErrorF("DarwinListenOnOpenFD: %d\n", fd); - - pthread_mutex_lock(&fd_add_lock); - if(fd_add_count < FD_ADD_MAX) - fd_add[fd_add_count++] = fd; - else - ErrorF("FD Addition buffer at max. Dropping fd addition request.\n"); - - pthread_cond_broadcast(&fd_add_ready_cond); - pthread_mutex_unlock(&fd_add_lock); -} - -static void DarwinProcessFDAdditionQueue_thread(void *args) { - pthread_mutex_lock(&fd_add_lock); - while(true) { - while(fd_add_count) { - DarwinSendDDXEvent(kXquartzListenOnOpenFD, 1, fd_add[--fd_add_count]); - } - pthread_cond_wait(&fd_add_ready_cond, &fd_add_lock); - } -} - -Bool DarwinEQInit(void) { - int *p; - - for(p=darwin_x11_modifier_mask_list, darwin_all_modifier_mask=0; *p; p++) { - darwin_x11_modifier_mask |= *p; - } - - for(p=darwin_all_modifier_mask_additions, darwin_all_modifier_mask= darwin_x11_modifier_mask; *p; p++) { - darwin_all_modifier_mask |= *p; - } - - mieqInit(); - mieqSetHandler(ET_XQuartz, DarwinEventHandler); - - /* Note that this *could* cause a potential async issue, since we're checking - * darwinEvents without holding the lock, but darwinEvents is only ever set - * here, so I don't bother. - */ - if (!darwinEvents) { - darwinEvents = InitEventList(GetMaximumEventsNum());; - - if (!darwinEvents) - FatalError("Couldn't allocate event buffer\n"); - - darwinEvents_lock(); - pthread_cond_broadcast(&mieq_ready_cond); - darwinEvents_unlock(); - } - - if(!fd_add_tid) - fd_add_tid = create_thread(DarwinProcessFDAdditionQueue_thread, NULL); - - return TRUE; -} - -/* - * ProcessInputEvents - * Read and process events from the event queue until it is empty. - */ -void ProcessInputEvents(void) { - char nullbyte; - int x = sizeof(nullbyte); - - TA_SERVER(); - - mieqProcessInputEvents(); - - // Empty the signaling pipe - while (x == sizeof(nullbyte)) { - x = read(darwinEventReadFD, &nullbyte, sizeof(nullbyte)); - } -} - -/* Sends a null byte down darwinEventWriteFD, which will cause the - Dispatch() event loop to check out event queue */ -static void DarwinPokeEQ(void) { - char nullbyte=0; - // <daniels> oh, i ... er ... christ. - write(darwinEventWriteFD, &nullbyte, sizeof(nullbyte)); -} - -/* Convert from Appkit pointer input values to X input values: - * Note: pointer_x and pointer_y are relative to the upper-left of primary - * display. - */ -static void DarwinPrepareValuators(DeviceIntPtr pDev, int *valuators, ScreenPtr screen, - float pointer_x, float pointer_y, - float pressure, float tilt_x, float tilt_y) { - /* Fix offset between darwin and X screens */ - pointer_x -= darwinMainScreenX + dixScreenOrigins[screen->myNum].x; - pointer_y -= darwinMainScreenY + dixScreenOrigins[screen->myNum].y; - - if(pointer_x < 0.0) - pointer_x = 0.0; - - if(pointer_y < 0.0) - pointer_y = 0.0; - - if(pDev == darwinPointer) { - valuators[0] = pointer_x; - valuators[1] = pointer_y; - valuators[2] = 0; - valuators[3] = 0; - valuators[4] = 0; - } else { - /* Setup our array of values */ - valuators[0] = XQUARTZ_VALUATOR_LIMIT * (pointer_x / (float)screenInfo.screens[0]->width); - valuators[1] = XQUARTZ_VALUATOR_LIMIT * (pointer_y / (float)screenInfo.screens[0]->height); - valuators[2] = XQUARTZ_VALUATOR_LIMIT * pressure; - valuators[3] = XQUARTZ_VALUATOR_LIMIT * tilt_x; - valuators[4] = XQUARTZ_VALUATOR_LIMIT * tilt_y; - } - //DEBUG_LOG("Pointer (%f, %f), Valuators: {%d,%d,%d,%d,%d}\n", pointer_x, pointer_y, - // valuators[0], valuators[1], valuators[2], valuators[3], valuators[4]); -} - -void DarwinSendPointerEvents(DeviceIntPtr pDev, int ev_type, int ev_button, float pointer_x, float pointer_y, - float pressure, float tilt_x, float tilt_y) { - static int darwinFakeMouseButtonDown = 0; - int i, num_events; - ScreenPtr screen; - int valuators[5]; - - //DEBUG_LOG("x=%f, y=%f, p=%f, tx=%f, ty=%f\n", pointer_x, pointer_y, pressure, tilt_x, tilt_y); - - if(!darwinEvents) { - DEBUG_LOG("DarwinSendPointerEvents called before darwinEvents was initialized\n"); - return; - } - - screen = miPointerGetScreen(pDev); - if(!screen) { - DEBUG_LOG("DarwinSendPointerEvents called before screen was initialized\n"); - return; - } - - /* Handle fake click */ - if (ev_type == ButtonPress && darwinFakeButtons && ev_button == 1) { - if(darwinFakeMouseButtonDown != 0) { - /* We're currently "down" with another button, so release it first */ - DarwinSendPointerEvents(pDev, ButtonRelease, darwinFakeMouseButtonDown, pointer_x, pointer_y, pressure, tilt_x, tilt_y); - darwinFakeMouseButtonDown=0; - } - if (darwin_all_modifier_flags & darwinFakeMouse2Mask) { - ev_button = 2; - darwinFakeMouseButtonDown = 2; - DarwinUpdateModKeys(darwin_all_modifier_flags & ~darwinFakeMouse2Mask); - } else if (darwin_all_modifier_flags & darwinFakeMouse3Mask) { - ev_button = 3; - darwinFakeMouseButtonDown = 3; - DarwinUpdateModKeys(darwin_all_modifier_flags & ~darwinFakeMouse3Mask); - } - } - - if (ev_type == ButtonRelease && ev_button == 1) { - if(darwinFakeMouseButtonDown) { - ev_button = darwinFakeMouseButtonDown; - } - - if(darwinFakeMouseButtonDown == 2) { - DarwinUpdateModKeys(darwin_all_modifier_flags & ~darwinFakeMouse2Mask); - } else if(darwinFakeMouseButtonDown == 3) { - DarwinUpdateModKeys(darwin_all_modifier_flags & ~darwinFakeMouse3Mask); - } - - darwinFakeMouseButtonDown = 0; - } - - DarwinPrepareValuators(pDev, valuators, screen, pointer_x, pointer_y, pressure, tilt_x, tilt_y); - darwinEvents_lock(); { - num_events = GetPointerEvents(darwinEvents, pDev, ev_type, ev_button, - POINTER_ABSOLUTE, 0, pDev==darwinTabletCurrent?5:2, valuators); - for(i=0; i<num_events; i++) mieqEnqueue (pDev, (InternalEvent*)darwinEvents[i].event); - if(num_events > 0) DarwinPokeEQ(); - } darwinEvents_unlock(); -} - -void DarwinSendKeyboardEvents(int ev_type, int keycode) { - int i, num_events; - - if(!darwinEvents) { - DEBUG_LOG("DarwinSendKeyboardEvents called before darwinEvents was initialized\n"); - return; - } - - darwinEvents_lock(); { - num_events = GetKeyboardEvents(darwinEvents, darwinKeyboard, ev_type, keycode + MIN_KEYCODE); - for(i=0; i<num_events; i++) mieqEnqueue(darwinKeyboard, (InternalEvent*)darwinEvents[i].event); - if(num_events > 0) DarwinPokeEQ(); - } darwinEvents_unlock(); -} - -void DarwinSendProximityEvents(int ev_type, float pointer_x, float pointer_y) { - int i, num_events; - ScreenPtr screen; - DeviceIntPtr pDev = darwinTabletCurrent; - int valuators[5]; - - DEBUG_LOG("DarwinSendProximityEvents(%d, %f, %f)\n", ev_type, pointer_x, pointer_y); - - if(!darwinEvents) { - DEBUG_LOG("DarwinSendProximityEvents called before darwinEvents was initialized\n"); - return; - } - - screen = miPointerGetScreen(pDev); - if(!screen) { - DEBUG_LOG("DarwinSendPointerEvents called before screen was initialized\n"); - return; - } - - DarwinPrepareValuators(pDev, valuators, screen, pointer_x, pointer_y, 0.0f, 0.0f, 0.0f); - darwinEvents_lock(); { - num_events = GetProximityEvents(darwinEvents, pDev, ev_type, - 0, 5, valuators); - for(i=0; i<num_events; i++) mieqEnqueue (pDev, (InternalEvent*)darwinEvents[i].event); - if(num_events > 0) DarwinPokeEQ(); - } darwinEvents_unlock(); -} - - -/* Send the appropriate number of button clicks to emulate scroll wheel */ -void DarwinSendScrollEvents(float count_x, float count_y, - float pointer_x, float pointer_y, - float pressure, float tilt_x, float tilt_y) { - int sign_x, sign_y; - if(!darwinEvents) { - DEBUG_LOG("DarwinSendScrollEvents called before darwinEvents was initialized\n"); - return; - } - - sign_x = count_x > 0.0f ? SCROLLWHEELLEFTFAKE : SCROLLWHEELRIGHTFAKE; - sign_y = count_y > 0.0f ? SCROLLWHEELUPFAKE : SCROLLWHEELDOWNFAKE; - count_x = fabs(count_x); - count_y = fabs(count_y); - - while ((count_x > 0.0f) || (count_y > 0.0f)) { - if (count_x > 0.0f) { - DarwinSendPointerEvents(darwinPointer, ButtonPress, sign_x, pointer_x, pointer_y, pressure, tilt_x, tilt_y); - DarwinSendPointerEvents(darwinPointer, ButtonRelease, sign_x, pointer_x, pointer_y, pressure, tilt_x, tilt_y); - count_x = count_x - 1.0f; - } - if (count_y > 0.0f) { - DarwinSendPointerEvents(darwinPointer, ButtonPress, sign_y, pointer_x, pointer_y, pressure, tilt_x, tilt_y); - DarwinSendPointerEvents(darwinPointer, ButtonRelease, sign_y, pointer_x, pointer_y, pressure, tilt_x, tilt_y); - count_y = count_y - 1.0f; - } - } -} - -/* Send the appropriate KeyPress/KeyRelease events to GetKeyboardEvents to - reflect changing modifier flags (alt, control, meta, etc) */ -void DarwinUpdateModKeys(int flags) { - DarwinUpdateModifiers(KeyRelease, darwin_all_modifier_flags & ~flags & darwin_x11_modifier_mask); - DarwinUpdateModifiers(KeyPress, ~darwin_all_modifier_flags & flags & darwin_x11_modifier_mask); - darwin_all_modifier_flags = flags; -} - -/* - * DarwinSendDDXEvent - * Send the X server thread a message by placing it on the event queue. - */ -void DarwinSendDDXEvent(int type, int argc, ...) { - XQuartzEvent e; - int i; - va_list args; - - memset(&e, 0, sizeof(e)); - e.header = ET_Internal; - e.type = ET_XQuartz; - e.length = sizeof(e); - e.time = GetTimeInMillis(); - e.subtype = type; - - if (argc > 0 && argc < XQUARTZ_EVENT_MAXARGS) { - va_start (args, argc); - for (i = 0; i < argc; i++) - e.data[i] = (uint32_t) va_arg (args, uint32_t); - va_end (args); - } - - darwinEvents_lock(); { - mieqEnqueue(NULL, (InternalEvent*)&e); - DarwinPokeEQ(); - } darwinEvents_unlock(); -} +/*
+Darwin event queue and event handling
+
+Copyright 2007-2008 Apple Inc.
+Copyright 2004 Kaleb S. KEITHLEY. All Rights Reserved.
+Copyright (c) 2002-2004 Torrey T. Lyons. All Rights Reserved.
+
+This file is based on mieq.c by Keith Packard,
+which contains the following copyright:
+Copyright 1990, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ */
+
+#include "sanitizedCarbon.h"
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+#include <X11/Xmd.h>
+#include <X11/Xproto.h>
+#include "misc.h"
+#include "windowstr.h"
+#include "pixmapstr.h"
+#include "inputstr.h"
+#include "eventstr.h"
+#include "mi.h"
+#include "scrnintstr.h"
+#include "mipointer.h"
+#include "os.h"
+
+#include "darwin.h"
+#include "quartz.h"
+#include "quartzKeyboard.h"
+#include "darwinEvents.h"
+
+#include <sys/types.h>
+#include <sys/uio.h>
+#include <unistd.h>
+#include <pthread.h>
+#include <errno.h>
+
+#include <IOKit/hidsystem/IOLLEvent.h>
+
+/* Fake button press/release for scroll wheel move. */
+#define SCROLLWHEELUPFAKE 4
+#define SCROLLWHEELDOWNFAKE 5
+#define SCROLLWHEELLEFTFAKE 6
+#define SCROLLWHEELRIGHTFAKE 7
+
+#include <X11/extensions/applewmconst.h>
+#include "applewmExt.h"
+
+/* FIXME: Abstract this better */
+extern Bool QuartzModeEventHandler(int screenNum, XQuartzEvent *e, DeviceIntPtr dev);
+
+int darwin_all_modifier_flags = 0; // last known modifier state
+int darwin_all_modifier_mask = 0;
+int darwin_x11_modifier_mask = 0;
+
+#define FD_ADD_MAX 128
+static int fd_add[FD_ADD_MAX];
+int fd_add_count = 0;
+static pthread_mutex_t fd_add_lock = PTHREAD_MUTEX_INITIALIZER;
+static pthread_cond_t fd_add_ready_cond = PTHREAD_COND_INITIALIZER;
+static pthread_t fd_add_tid = NULL;
+
+static EventListPtr darwinEvents = NULL;
+
+static pthread_mutex_t mieq_lock = PTHREAD_MUTEX_INITIALIZER;
+static pthread_cond_t mieq_ready_cond = PTHREAD_COND_INITIALIZER;
+
+/*** Pthread Magics ***/
+static pthread_t create_thread(void *func, void *arg) {
+ pthread_attr_t attr;
+ pthread_t tid;
+
+ pthread_attr_init (&attr);
+ pthread_attr_setscope (&attr, PTHREAD_SCOPE_SYSTEM);
+ pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
+ pthread_create (&tid, &attr, func, arg);
+ pthread_attr_destroy (&attr);
+
+ return tid;
+}
+
+void darwinEvents_lock(void);
+void darwinEvents_lock(void) {
+ int err;
+ if((err = pthread_mutex_lock(&mieq_lock))) {
+ ErrorF("%s:%s:%d: Failed to lock mieq_lock: %d\n",
+ __FILE__, __FUNCTION__, __LINE__, err);
+ spewCallStack();
+ }
+ if(darwinEvents == NULL) {
+ pthread_cond_wait(&mieq_ready_cond, &mieq_lock);
+ }
+}
+
+void darwinEvents_unlock(void);
+void darwinEvents_unlock(void) {
+ int err;
+ if((err = pthread_mutex_unlock(&mieq_lock))) {
+ ErrorF("%s:%s:%d: Failed to unlock mieq_lock: %d\n",
+ __FILE__, __FUNCTION__, __LINE__, err);
+ spewCallStack();
+ }
+}
+
+/*
+ * DarwinPressModifierKey
+ * Press or release the given modifier key (one of NX_MODIFIERKEY_* constants)
+ */
+static void DarwinPressModifierKey(int pressed, int key) {
+ int keycode = DarwinModifierNXKeyToNXKeycode(key, 0);
+
+ if (keycode == 0) {
+ ErrorF("DarwinPressModifierKey bad keycode: key=%d\n", key);
+ return;
+ }
+
+ DarwinSendKeyboardEvents(pressed, keycode);
+}
+
+/*
+ * DarwinUpdateModifiers
+ * Send events to update the modifier state.
+ */
+
+static int darwin_x11_modifier_mask_list[] = {
+#ifdef NX_DEVICELCMDKEYMASK
+ NX_DEVICELCTLKEYMASK, NX_DEVICERCTLKEYMASK,
+ NX_DEVICELSHIFTKEYMASK, NX_DEVICERSHIFTKEYMASK,
+ NX_DEVICELCMDKEYMASK, NX_DEVICERCMDKEYMASK,
+ NX_DEVICELALTKEYMASK, NX_DEVICERALTKEYMASK,
+#else
+ NX_CONTROLMASK, NX_SHIFTMASK, NX_COMMANDMASK, NX_ALTERNATEMASK,
+#endif
+ NX_ALPHASHIFTMASK,
+ 0
+};
+
+static int darwin_all_modifier_mask_additions[] = { NX_SECONDARYFNMASK, };
+
+static void DarwinUpdateModifiers(
+ int pressed, // KeyPress or KeyRelease
+ int flags ) // modifier flags that have changed
+{
+ int *f;
+ int key;
+
+ /* Capslock is special. This mask is the state of capslock (on/off),
+ * not the state of the button. Hopefully we can find a better solution.
+ */
+ if(NX_ALPHASHIFTMASK & flags) {
+ DarwinPressModifierKey(KeyPress, NX_MODIFIERKEY_ALPHALOCK);
+ DarwinPressModifierKey(KeyRelease, NX_MODIFIERKEY_ALPHALOCK);
+ }
+
+ for(f=darwin_x11_modifier_mask_list; *f; f++)
+ if(*f & flags && *f != NX_ALPHASHIFTMASK) {
+ key = DarwinModifierNXMaskToNXKey(*f);
+ if(key == -1)
+ ErrorF("DarwinUpdateModifiers: Unsupported NXMask: 0x%x\n", *f);
+ else
+ DarwinPressModifierKey(pressed, key);
+ }
+}
+
+/* Generic handler for Xquartz-specifc events. When possible, these should
+ be moved into their own individual functions and set as handlers using
+ mieqSetHandler. */
+
+static void DarwinEventHandler(int screenNum, InternalEvent *ie, DeviceIntPtr dev) {
+ XQuartzEvent *e = &(ie->xquartz_event);
+
+ TA_SERVER();
+
+ switch(e->subtype) {
+ case kXquartzControllerNotify:
+ DEBUG_LOG("kXquartzControllerNotify\n");
+ AppleWMSendEvent(AppleWMControllerNotify,
+ AppleWMControllerNotifyMask,
+ e->data[0],
+ e->data[1]);
+ break;
+
+ case kXquartzPasteboardNotify:
+ DEBUG_LOG("kXquartzPasteboardNotify\n");
+ AppleWMSendEvent(AppleWMPasteboardNotify,
+ AppleWMPasteboardNotifyMask,
+ e->data[0],
+ e->data[1]);
+ break;
+
+ case kXquartzActivate:
+ DEBUG_LOG("kXquartzActivate\n");
+ QuartzShow();
+ AppleWMSendEvent(AppleWMActivationNotify,
+ AppleWMActivationNotifyMask,
+ AppleWMIsActive, 0);
+ break;
+
+ case kXquartzDeactivate:
+ DEBUG_LOG("kXquartzDeactivate\n");
+ AppleWMSendEvent(AppleWMActivationNotify,
+ AppleWMActivationNotifyMask,
+ AppleWMIsInactive, 0);
+ QuartzHide();
+ break;
+
+ case kXquartzReloadPreferences:
+ DEBUG_LOG("kXquartzReloadPreferences\n");
+ AppleWMSendEvent(AppleWMActivationNotify,
+ AppleWMActivationNotifyMask,
+ AppleWMReloadPreferences, 0);
+ break;
+
+ case kXquartzToggleFullscreen:
+ DEBUG_LOG("kXquartzToggleFullscreen\n");
+ if (quartzEnableRootless)
+ QuartzSetFullscreen(!quartzHasRoot);
+ else if (quartzHasRoot)
+ QuartzHide();
+ else
+ QuartzShow();
+ break;
+
+ case kXquartzSetRootless:
+ DEBUG_LOG("kXquartzSetRootless\n");
+ QuartzSetRootless(e->data[0]);
+ if (!quartzEnableRootless && !quartzHasRoot)
+ QuartzHide();
+ break;
+
+ case kXquartzSetRootClip:
+ QuartzSetRootClip((Bool)e->data[0]);
+ break;
+
+ case kXquartzQuit:
+ GiveUp(0);
+ break;
+
+ case kXquartzSpaceChanged:
+ DEBUG_LOG("kXquartzSpaceChanged\n");
+ QuartzSpaceChanged(e->data[0]);
+ break;
+
+ case kXquartzListenOnOpenFD:
+ ErrorF("Calling ListenOnOpenFD() for new fd: %d\n", (int)e->data[0]);
+ ListenOnOpenFD((int)e->data[0], 1);
+ break;
+
+ case kXquartzReloadKeymap:
+ DarwinKeyboardReloadHandler();
+ break;
+
+ case kXquartzDisplayChanged:
+ QuartzUpdateScreens();
+ break;
+
+ default:
+ if(!QuartzModeEventHandler(screenNum, e, dev))
+ ErrorF("Unknown application defined event type %d.\n", e->subtype);
+ }
+}
+
+void DarwinListenOnOpenFD(int fd) {
+ ErrorF("DarwinListenOnOpenFD: %d\n", fd);
+
+ pthread_mutex_lock(&fd_add_lock);
+ if(fd_add_count < FD_ADD_MAX)
+ fd_add[fd_add_count++] = fd;
+ else
+ ErrorF("FD Addition buffer at max. Dropping fd addition request.\n");
+
+ pthread_cond_broadcast(&fd_add_ready_cond);
+ pthread_mutex_unlock(&fd_add_lock);
+}
+
+static void DarwinProcessFDAdditionQueue_thread(void *args) {
+ pthread_mutex_lock(&fd_add_lock);
+ while(true) {
+ while(fd_add_count) {
+ DarwinSendDDXEvent(kXquartzListenOnOpenFD, 1, fd_add[--fd_add_count]);
+ }
+ pthread_cond_wait(&fd_add_ready_cond, &fd_add_lock);
+ }
+}
+
+Bool DarwinEQInit(void) {
+ int *p;
+
+ for(p=darwin_x11_modifier_mask_list, darwin_all_modifier_mask=0; *p; p++) {
+ darwin_x11_modifier_mask |= *p;
+ }
+
+ for(p=darwin_all_modifier_mask_additions, darwin_all_modifier_mask= darwin_x11_modifier_mask; *p; p++) {
+ darwin_all_modifier_mask |= *p;
+ }
+
+ mieqInit();
+ mieqSetHandler(ET_XQuartz, DarwinEventHandler);
+
+ /* Note that this *could* cause a potential async issue, since we're checking
+ * darwinEvents without holding the lock, but darwinEvents is only ever set
+ * here, so I don't bother.
+ */
+ if (!darwinEvents) {
+ darwinEvents = InitEventList(GetMaximumEventsNum());;
+
+ if (!darwinEvents)
+ FatalError("Couldn't allocate event buffer\n");
+
+ darwinEvents_lock();
+ pthread_cond_broadcast(&mieq_ready_cond);
+ darwinEvents_unlock();
+ }
+
+ if(!fd_add_tid)
+ fd_add_tid = create_thread(DarwinProcessFDAdditionQueue_thread, NULL);
+
+ return TRUE;
+}
+
+/*
+ * ProcessInputEvents
+ * Read and process events from the event queue until it is empty.
+ */
+void ProcessInputEvents(void) {
+ char nullbyte;
+ int x = sizeof(nullbyte);
+
+ TA_SERVER();
+
+ mieqProcessInputEvents();
+
+ // Empty the signaling pipe
+ while (x == sizeof(nullbyte)) {
+ x = read(darwinEventReadFD, &nullbyte, sizeof(nullbyte));
+ }
+}
+
+/* Sends a null byte down darwinEventWriteFD, which will cause the
+ Dispatch() event loop to check out event queue */
+static void DarwinPokeEQ(void) {
+ char nullbyte=0;
+ // <daniels> oh, i ... er ... christ.
+ write(darwinEventWriteFD, &nullbyte, sizeof(nullbyte));
+}
+
+/* Convert from Appkit pointer input values to X input values:
+ * Note: pointer_x and pointer_y are relative to the upper-left of primary
+ * display.
+ */
+static void DarwinPrepareValuators(DeviceIntPtr pDev, int *valuators, ScreenPtr screen,
+ float pointer_x, float pointer_y,
+ float pressure, float tilt_x, float tilt_y) {
+ /* Fix offset between darwin and X screens */
+ pointer_x -= darwinMainScreenX + screen->x;
+ pointer_y -= darwinMainScreenY + screen->y;
+
+ if(pointer_x < 0.0)
+ pointer_x = 0.0;
+
+ if(pointer_y < 0.0)
+ pointer_y = 0.0;
+
+ if(pDev == darwinPointer) {
+ valuators[0] = pointer_x;
+ valuators[1] = pointer_y;
+ valuators[2] = 0;
+ valuators[3] = 0;
+ valuators[4] = 0;
+ } else {
+ /* Setup our array of values */
+ valuators[0] = XQUARTZ_VALUATOR_LIMIT * (pointer_x / (float)screenInfo.screens[0]->width);
+ valuators[1] = XQUARTZ_VALUATOR_LIMIT * (pointer_y / (float)screenInfo.screens[0]->height);
+ valuators[2] = XQUARTZ_VALUATOR_LIMIT * pressure;
+ valuators[3] = XQUARTZ_VALUATOR_LIMIT * tilt_x;
+ valuators[4] = XQUARTZ_VALUATOR_LIMIT * tilt_y;
+ }
+ //DEBUG_LOG("Pointer (%f, %f), Valuators: {%d,%d,%d,%d,%d}\n", pointer_x, pointer_y,
+ // valuators[0], valuators[1], valuators[2], valuators[3], valuators[4]);
+}
+
+void DarwinSendPointerEvents(DeviceIntPtr pDev, int ev_type, int ev_button, float pointer_x, float pointer_y,
+ float pressure, float tilt_x, float tilt_y) {
+ static int darwinFakeMouseButtonDown = 0;
+ int i, num_events;
+ ScreenPtr screen;
+ int valuators[5];
+
+ //DEBUG_LOG("x=%f, y=%f, p=%f, tx=%f, ty=%f\n", pointer_x, pointer_y, pressure, tilt_x, tilt_y);
+
+ if(!darwinEvents) {
+ DEBUG_LOG("DarwinSendPointerEvents called before darwinEvents was initialized\n");
+ return;
+ }
+
+ screen = miPointerGetScreen(pDev);
+ if(!screen) {
+ DEBUG_LOG("DarwinSendPointerEvents called before screen was initialized\n");
+ return;
+ }
+
+ /* Handle fake click */
+ if (ev_type == ButtonPress && darwinFakeButtons && ev_button == 1) {
+ if(darwinFakeMouseButtonDown != 0) {
+ /* We're currently "down" with another button, so release it first */
+ DarwinSendPointerEvents(pDev, ButtonRelease, darwinFakeMouseButtonDown, pointer_x, pointer_y, pressure, tilt_x, tilt_y);
+ darwinFakeMouseButtonDown=0;
+ }
+ if (darwin_all_modifier_flags & darwinFakeMouse2Mask) {
+ ev_button = 2;
+ darwinFakeMouseButtonDown = 2;
+ DarwinUpdateModKeys(darwin_all_modifier_flags & ~darwinFakeMouse2Mask);
+ } else if (darwin_all_modifier_flags & darwinFakeMouse3Mask) {
+ ev_button = 3;
+ darwinFakeMouseButtonDown = 3;
+ DarwinUpdateModKeys(darwin_all_modifier_flags & ~darwinFakeMouse3Mask);
+ }
+ }
+
+ if (ev_type == ButtonRelease && ev_button == 1) {
+ if(darwinFakeMouseButtonDown) {
+ ev_button = darwinFakeMouseButtonDown;
+ }
+
+ if(darwinFakeMouseButtonDown == 2) {
+ DarwinUpdateModKeys(darwin_all_modifier_flags & ~darwinFakeMouse2Mask);
+ } else if(darwinFakeMouseButtonDown == 3) {
+ DarwinUpdateModKeys(darwin_all_modifier_flags & ~darwinFakeMouse3Mask);
+ }
+
+ darwinFakeMouseButtonDown = 0;
+ }
+
+ DarwinPrepareValuators(pDev, valuators, screen, pointer_x, pointer_y, pressure, tilt_x, tilt_y);
+ darwinEvents_lock(); {
+ num_events = GetPointerEvents(darwinEvents, pDev, ev_type, ev_button,
+ POINTER_ABSOLUTE, 0, pDev==darwinTabletCurrent?5:2, valuators);
+ for(i=0; i<num_events; i++) mieqEnqueue (pDev, (InternalEvent*)darwinEvents[i].event);
+ if(num_events > 0) DarwinPokeEQ();
+ } darwinEvents_unlock();
+}
+
+void DarwinSendKeyboardEvents(int ev_type, int keycode) {
+ int i, num_events;
+
+ if(!darwinEvents) {
+ DEBUG_LOG("DarwinSendKeyboardEvents called before darwinEvents was initialized\n");
+ return;
+ }
+
+ darwinEvents_lock(); {
+ num_events = GetKeyboardEvents(darwinEvents, darwinKeyboard, ev_type, keycode + MIN_KEYCODE);
+ for(i=0; i<num_events; i++) mieqEnqueue(darwinKeyboard, (InternalEvent*)darwinEvents[i].event);
+ if(num_events > 0) DarwinPokeEQ();
+ } darwinEvents_unlock();
+}
+
+void DarwinSendProximityEvents(int ev_type, float pointer_x, float pointer_y) {
+ int i, num_events;
+ ScreenPtr screen;
+ DeviceIntPtr pDev = darwinTabletCurrent;
+ int valuators[5];
+
+ DEBUG_LOG("DarwinSendProximityEvents(%d, %f, %f)\n", ev_type, pointer_x, pointer_y);
+
+ if(!darwinEvents) {
+ DEBUG_LOG("DarwinSendProximityEvents called before darwinEvents was initialized\n");
+ return;
+ }
+
+ screen = miPointerGetScreen(pDev);
+ if(!screen) {
+ DEBUG_LOG("DarwinSendPointerEvents called before screen was initialized\n");
+ return;
+ }
+
+ DarwinPrepareValuators(pDev, valuators, screen, pointer_x, pointer_y, 0.0f, 0.0f, 0.0f);
+ darwinEvents_lock(); {
+ num_events = GetProximityEvents(darwinEvents, pDev, ev_type,
+ 0, 5, valuators);
+ for(i=0; i<num_events; i++) mieqEnqueue (pDev, (InternalEvent*)darwinEvents[i].event);
+ if(num_events > 0) DarwinPokeEQ();
+ } darwinEvents_unlock();
+}
+
+
+/* Send the appropriate number of button clicks to emulate scroll wheel */
+void DarwinSendScrollEvents(float count_x, float count_y,
+ float pointer_x, float pointer_y,
+ float pressure, float tilt_x, float tilt_y) {
+ int sign_x, sign_y;
+ if(!darwinEvents) {
+ DEBUG_LOG("DarwinSendScrollEvents called before darwinEvents was initialized\n");
+ return;
+ }
+
+ sign_x = count_x > 0.0f ? SCROLLWHEELLEFTFAKE : SCROLLWHEELRIGHTFAKE;
+ sign_y = count_y > 0.0f ? SCROLLWHEELUPFAKE : SCROLLWHEELDOWNFAKE;
+ count_x = fabs(count_x);
+ count_y = fabs(count_y);
+
+ while ((count_x > 0.0f) || (count_y > 0.0f)) {
+ if (count_x > 0.0f) {
+ DarwinSendPointerEvents(darwinPointer, ButtonPress, sign_x, pointer_x, pointer_y, pressure, tilt_x, tilt_y);
+ DarwinSendPointerEvents(darwinPointer, ButtonRelease, sign_x, pointer_x, pointer_y, pressure, tilt_x, tilt_y);
+ count_x = count_x - 1.0f;
+ }
+ if (count_y > 0.0f) {
+ DarwinSendPointerEvents(darwinPointer, ButtonPress, sign_y, pointer_x, pointer_y, pressure, tilt_x, tilt_y);
+ DarwinSendPointerEvents(darwinPointer, ButtonRelease, sign_y, pointer_x, pointer_y, pressure, tilt_x, tilt_y);
+ count_y = count_y - 1.0f;
+ }
+ }
+}
+
+/* Send the appropriate KeyPress/KeyRelease events to GetKeyboardEvents to
+ reflect changing modifier flags (alt, control, meta, etc) */
+void DarwinUpdateModKeys(int flags) {
+ DarwinUpdateModifiers(KeyRelease, darwin_all_modifier_flags & ~flags & darwin_x11_modifier_mask);
+ DarwinUpdateModifiers(KeyPress, ~darwin_all_modifier_flags & flags & darwin_x11_modifier_mask);
+ darwin_all_modifier_flags = flags;
+}
+
+/*
+ * DarwinSendDDXEvent
+ * Send the X server thread a message by placing it on the event queue.
+ */
+void DarwinSendDDXEvent(int type, int argc, ...) {
+ XQuartzEvent e;
+ int i;
+ va_list args;
+
+ memset(&e, 0, sizeof(e));
+ e.header = ET_Internal;
+ e.type = ET_XQuartz;
+ e.length = sizeof(e);
+ e.time = GetTimeInMillis();
+ e.subtype = type;
+
+ if (argc > 0 && argc < XQUARTZ_EVENT_MAXARGS) {
+ va_start (args, argc);
+ for (i = 0; i < argc; i++)
+ e.data[i] = (uint32_t) va_arg (args, uint32_t);
+ va_end (args);
+ }
+
+ darwinEvents_lock(); {
+ mieqEnqueue(NULL, (InternalEvent*)&e);
+ DarwinPokeEQ();
+ } darwinEvents_unlock();
+}
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