From 97df6dab2fa2da856ee4c096ed94a9569a9e5abc Mon Sep 17 00:00:00 2001
From: Brecht Van Lommel <brechtvanlommel@pandora.be>
Date: Mon, 7 May 2012 10:53:12 +0000
Subject: GHOST/Cocoa: detect tablet event to disable continuous grab. Don't
 have tablet to test it though, can someone with Mac + tablet confirm if
 continuous grab gets automatically disabled when using the tablet?

---
 intern/ghost/intern/GHOST_SystemCocoa.h  |  1 +
 intern/ghost/intern/GHOST_SystemCocoa.mm | 61 ++++++++++++--------------------
 2 files changed, 24 insertions(+), 38 deletions(-)

(limited to 'intern/ghost')

diff --git a/intern/ghost/intern/GHOST_SystemCocoa.h b/intern/ghost/intern/GHOST_SystemCocoa.h
index 2220955c270..ce7677aee7a 100644
--- a/intern/ghost/intern/GHOST_SystemCocoa.h
+++ b/intern/ghost/intern/GHOST_SystemCocoa.h
@@ -247,6 +247,7 @@ protected:
 	 * @return Indication whether the event was handled.
 	 */
 	GHOST_TSuccess handleTabletEvent(void *eventPtr, short eventType);
+	bool handleTabletEvent(void *eventPtr);
 
 	/**
 	 * Handles a mouse event.
diff --git a/intern/ghost/intern/GHOST_SystemCocoa.mm b/intern/ghost/intern/GHOST_SystemCocoa.mm
index d95f7727747..8baf3a12c16 100644
--- a/intern/ghost/intern/GHOST_SystemCocoa.mm
+++ b/intern/ghost/intern/GHOST_SystemCocoa.mm
@@ -1421,6 +1421,23 @@ GHOST_TSuccess GHOST_SystemCocoa::handleTabletEvent(void *eventPtr, short eventT
 	return GHOST_kSuccess;
 }
 
+bool GHOST_SystemCocoa::handleTabletEvent(void *eventPtr)
+{
+	NSEvent *event = (NSEvent *)eventPtr;
+
+	switch ([event subtype]) {
+		case NX_SUBTYPE_TABLET_POINT:
+			handleTabletEvent(eventPtr, NSTabletPoint);
+			return true;
+		case NX_SUBTYPE_TABLET_PROXIMITY:
+			handleTabletEvent(eventPtr, NSTabletProximity);
+			return true;
+		default:
+			//No tablet event included : do nothing
+			return false;
+	}
+
+}
 
 GHOST_TSuccess GHOST_SystemCocoa::handleMouseEvent(void *eventPtr)
 {
@@ -1432,6 +1449,8 @@ GHOST_TSuccess GHOST_SystemCocoa::handleMouseEvent(void *eventPtr)
 		//printf("\nW failure for event 0x%x",[event type]);
 		return GHOST_kFailure;
 	}
+
+	bool is_tablet = false;
 	
 	switch ([event type])
     {
@@ -1440,17 +1459,7 @@ GHOST_TSuccess GHOST_SystemCocoa::handleMouseEvent(void *eventPtr)
 		case NSOtherMouseDown:
 			pushEvent(new GHOST_EventButton([event timestamp]*1000, GHOST_kEventButtonDown, window, convertButton([event buttonNumber])));
 			//Handle tablet events combined with mouse events
-			switch ([event subtype]) {
-				case NX_SUBTYPE_TABLET_POINT:
-					handleTabletEvent(eventPtr, NSTabletPoint);
-					break;
-				case NX_SUBTYPE_TABLET_PROXIMITY:
-					handleTabletEvent(eventPtr, NSTabletProximity);
-					break;
-				default:
-					//No tablet event included : do nothing
-					break;
-			}
+			is_tablet = handleTabletEvent(event);
 			break;
 						
 		case NSLeftMouseUp:
@@ -1458,45 +1467,21 @@ GHOST_TSuccess GHOST_SystemCocoa::handleMouseEvent(void *eventPtr)
 		case NSOtherMouseUp:
 			pushEvent(new GHOST_EventButton([event timestamp]*1000, GHOST_kEventButtonUp, window, convertButton([event buttonNumber])));
 			//Handle tablet events combined with mouse events
-			switch ([event subtype]) {
-				case NX_SUBTYPE_TABLET_POINT:
-					handleTabletEvent(eventPtr, NSTabletPoint);
-					break;
-				case NX_SUBTYPE_TABLET_PROXIMITY:
-					handleTabletEvent(eventPtr, NSTabletProximity);
-					break;
-				default:
-					//No tablet event included : do nothing
-					break;
-			}
+			is_tablet = handleTabletEvent(event);
 			break;
 			
 		case NSLeftMouseDragged:
 		case NSRightMouseDragged:
 		case NSOtherMouseDragged:				
 			//Handle tablet events combined with mouse events
-			switch ([event subtype]) {
-				case NX_SUBTYPE_TABLET_POINT:
-					handleTabletEvent(eventPtr, NSTabletPoint);
-					break;
-				case NX_SUBTYPE_TABLET_PROXIMITY:
-					handleTabletEvent(eventPtr, NSTabletProximity);
-					break;
-				default:
-					//No tablet event included : do nothing
-					break;
-			}
+			is_tablet = handleTabletEvent(event);
 			
 		case NSMouseMoved: 
 			{
 				GHOST_TGrabCursorMode grab_mode = window->getCursorGrabMode();
 
-				/* TODO: CHECK IF THIS IS A TABLET EVENT */
-				bool is_tablet = false;
-
-				if (is_tablet && window->getCursorGrabModeIsWarp()) {
+				if (is_tablet && window->getCursorGrabModeIsWarp())
 					grab_mode = GHOST_kGrabDisable;
-				}
 
 				switch (grab_mode) {
 					case GHOST_kGrabHide: //Cursor hidden grab operation : no cursor move
-- 
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