From 96d6df5da9cddedf4931bf8e17f96e242467c661 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Wed, 27 Apr 2011 06:58:32 +0000
Subject: xserver libX11 libxtrans mesa pixman xkeyboard-config git update 27
 Apr 2011

---
 xorg-server/hw/xquartz/X11Application.m | 78 +++++++++++++++++++++++++--------
 1 file changed, 60 insertions(+), 18 deletions(-)

(limited to 'xorg-server/hw/xquartz/X11Application.m')

diff --git a/xorg-server/hw/xquartz/X11Application.m b/xorg-server/hw/xquartz/X11Application.m
index 3521517a2..e56bf0cf3 100644
--- a/xorg-server/hw/xquartz/X11Application.m
+++ b/xorg-server/hw/xquartz/X11Application.m
@@ -61,6 +61,12 @@ extern int xpbproxy_run (void);
 #define XSERVER_VERSION "?"
 #endif
 
+#ifdef HAVE_LIBDISPATCH
+#include <dispatch/dispatch.h>
+
+static dispatch_queue_t eventTranslationQueue;
+#endif
+
 /* Stuck modifier / button state... force release when we context switch */
 static NSEventType keyState[NUM_KEYCODES];
 
@@ -385,7 +391,15 @@ static void message_kit_thread (SEL selector, NSObject *arg) {
     
     if (for_appkit) [super sendEvent:e];
     
-    if (for_x) [self sendX11NSEvent:e];
+    if (for_x) {
+#ifdef HAVE_LIBDISPATCH
+        dispatch_async(eventTranslationQueue, ^{
+#endif
+            [self sendX11NSEvent:e];
+#ifdef HAVE_LIBDISPATCH
+        });
+#endif
+    }
 }
 
 - (void) set_window_menu:(NSArray *)list {
@@ -950,7 +964,7 @@ environment the next time you start X11?", @"Startup xinitrc dialog");
     [X11App prefs_synchronize];
 }
 
-static inline pthread_t create_thread(void *func, void *arg) {
+static inline pthread_t create_thread(void *(*func)(void *), void *arg) {
     pthread_attr_t attr;
     pthread_t tid;
     
@@ -999,6 +1013,11 @@ void X11ApplicationMain (int argc, char **argv, char **envp) {
     aquaMenuBarHeight = NSHeight([[NSScreen mainScreen] frame]) -
     NSMaxY([[NSScreen mainScreen] visibleFrame]);
 
+#ifdef HAVE_LIBDISPATCH
+    eventTranslationQueue = dispatch_queue_create(LAUNCHD_ID_PREFIX".X11.NSEventsToX11EventsQueue", NULL);
+    assert(eventTranslationQueue != NULL);
+#endif
+    
     /* Set the key layout seed before we start the server */
 #if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
     last_key_layout = TISCopyCurrentKeyboardLayoutInputSource();    
@@ -1079,13 +1098,29 @@ static const char *untrusted_str(NSEvent *e) {
 #endif
 
 - (void) sendX11NSEvent:(NSEvent *)e {
-    NSPoint location = NSZeroPoint, tilt = NSZeroPoint;
+    NSPoint location = NSZeroPoint;
     int ev_button, ev_type;
-    float pressure = 0.0;
+    static float pressure = 0.0;       // static so ProximityOut will have the value from the previous tablet event
+    static NSPoint tilt;               // static so ProximityOut will have the value from the previous tablet event
+    static DeviceIntPtr darwinTabletCurrent = NULL;
+    static BOOL needsProximityIn = NO; // Do we do need to handle a pending ProximityIn once we have pressure/tilt?
     DeviceIntPtr pDev;
     int modifierFlags;
     BOOL isMouseOrTabletEvent, isTabletEvent;
 
+#ifdef HAVE_LIBDISPATCH
+    static dispatch_once_t once_pred;
+    dispatch_once(&once_pred, ^{
+        tilt = NSZeroPoint;
+        darwinTabletCurrent = darwinTabletStylus;
+    });
+#else
+    if(!darwinTabletCurrent) {
+        tilt = NSZeroPoint;
+        darwinTabletCurrent = darwinTabletStylus;
+    }
+#endif
+    
     isMouseOrTabletEvent =  [e type] == NSLeftMouseDown    ||  [e type] == NSOtherMouseDown    ||  [e type] == NSRightMouseDown    ||
                             [e type] == NSLeftMouseUp      ||  [e type] == NSOtherMouseUp      ||  [e type] == NSRightMouseUp      ||
                             [e type] == NSLeftMouseDragged ||  [e type] == NSOtherMouseDragged ||  [e type] == NSRightMouseDragged ||
@@ -1207,19 +1242,14 @@ static const char *untrusted_str(NSEvent *e) {
                         darwinTabletCurrent=darwinTabletCursor;
                         break;
                 }
-                
-                /* NSTabletProximityEventSubtype doesn't encode pressure ant tilt
-                 * So we just pretend the motion was caused by the mouse.  Hopefully
-                 * we'll have a better solution for this in the future (like maybe
-                 * NSTabletProximityEventSubtype will come from NSTabletPoint
-                 * rather than NSMouseMoved.
-                pressure = [e pressure];
-                tilt     = [e tilt];
-                pDev = darwinTabletCurrent;                
-                 */
 
-                DarwinSendProximityEvents([e isEnteringProximity] ? ProximityIn : ProximityOut,
-                                          location.x, location.y);
+                if([e isEnteringProximity])
+                    needsProximityIn = YES;
+                else
+                    DarwinSendProximityEvents(darwinTabletCurrent, ProximityOut,
+                                              location.x, location.y, pressure,
+                                              tilt.x, tilt.y);
+                return;
             }
 
 			if ([e type] == NSTabletPoint || [e subtype] == NSTabletPointEventSubtype) {
@@ -1227,6 +1257,14 @@ static const char *untrusted_str(NSEvent *e) {
                 tilt     = [e tilt];
                 
                 pDev = darwinTabletCurrent;
+                
+                if(needsProximityIn) {
+                    DarwinSendProximityEvents(darwinTabletCurrent, ProximityIn,
+                                              location.x, location.y, pressure,
+                                              tilt.x, tilt.y);
+
+                    needsProximityIn = NO;
+                }
             }
 
             if(!XQuartzServerVisible && noTestExtensions) {
@@ -1280,8 +1318,12 @@ static const char *untrusted_str(NSEvent *e) {
                     break;
             }
             
-			DarwinSendProximityEvents([e isEnteringProximity] ? ProximityIn : ProximityOut,
-                                      location.x, location.y);
+            if([e isEnteringProximity])
+                needsProximityIn = YES;
+            else
+                DarwinSendProximityEvents(darwinTabletCurrent, ProximityOut,
+                                          location.x, location.y, pressure,
+                                          tilt.x, tilt.y);
             break;
             
 		case NSScrollWheel:
-- 
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