1 files changed, 50 insertions, 14 deletions

diff --git a/macosx/tkMacOSXMouseEvent.c b/macosx/tkMacOSXMouseEvent.c
index 89f0642..90d2d00 100644
--- a/macosx/tkMacOSXMouseEvent.c
+++ b/macosx/tkMacOSXMouseEvent.c
@@ -35,7 +35,8 @@ enum {
 };
 
 @implementation TKApplication(TKMouseEvent)
-- (NSEvent *)tkProcessMouseEvent:(NSEvent *)theEvent {
+- (NSEvent *) tkProcessMouseEvent: (NSEvent *) theEvent
+{
 #ifdef TK_MAC_DEBUG_EVENTS
     TKLog(@"-[%@(%p) %s] %@", [self class], self, _cmd, theEvent);
 #endif
@@ -87,6 +88,7 @@ enum {
     }
 
     NSPoint global, local = [theEvent locationInWindow];
+
     if (win) {
 	global = [win convertBaseToScreen:local];
 	local.y = [win frame].size.height - local.y;
@@ -126,23 +128,23 @@ enum {
     UInt32 buttons;
     OSStatus err = GetEventParameter(eventRef, kEventParamMouseChord,
 	    typeUInt32, NULL, sizeof(UInt32), NULL, &buttons);
+
     if (err == noErr) {
 	state |= (buttons & ((1<<5) - 1)) << 8;
-    } else {
-	if (button < 5) {
-	    switch (type) {
-	    case NSLeftMouseDown:
-	    case NSRightMouseDown:
-	    case NSLeftMouseDragged:
-	    case NSRightMouseDragged:
-	    case NSOtherMouseDown:
-		state |= 1 << (button + 8);
-		break;
-	    default:
-		break;
-	    }
+    } else if (button < 5) {
+	switch (type) {
+	case NSLeftMouseDown:
+	case NSRightMouseDown:
+	case NSLeftMouseDragged:
+	case NSRightMouseDragged:
+	case NSOtherMouseDown:
+	    state |= 1 << (button + 8);
+	    break;
+	default:
+	    break;
 	}
     }
+
     NSUInteger modifiers = [theEvent modifierFlags];
 
     if (modifiers & NSAlphaShiftKeyMask) {
@@ -533,6 +535,40 @@ GenerateButtonEvent(
     return true;
 }
 
+void
+TkpWarpPointer(
+    TkDisplay *dispPtr)
+{
+    CGPoint pt;
+    UInt32 buttonState;
+
+    if (dispPtr->warpWindow) {
+	int x, y;
+
+	Tk_GetRootCoords(dispPtr->warpWindow, &x, &y);
+	pt.x = x + dispPtr->warpX;
+	pt.y = y + dispPtr->warpY;
+    } else {
+	pt.x = dispPtr->warpX;
+	pt.y = dispPtr->warpY;
+    }
+
+    /*
+     * Tell the OSX core to generate the events to make it happen. This is
+     * fairly ugly, but means that under most circumstances we'll register all
+     * the events that would normally be generated correctly. If we use
+     * CGWarpMouseCursorPosition instead, strange things happen.
+     */
+
+    buttonState = (GetCurrentEvent() && Tk_MacOSXIsAppInFront())
+	    ? GetCurrentEventButtonState() : GetCurrentButtonState();
+
+    CGPostMouseEvent(pt, 1 /* generate motion events */, 5,
+	    buttonState&1 ? 1 : 0, buttonState&2 ? 1 : 0,
+	    buttonState&4 ? 1 : 0, buttonState&8 ? 1 : 0,
+	    buttonState&16 ? 1 : 0);
+}
+
 /*
  * Local Variables:
  * mode: objc