8 files changed, 28 insertions, 2 deletions
diff --git a/indra/llwindow/llkeyboard.h b/indra/llwindow/llkeyboard.h
index c155c1b362..92449c123f 100644
--- a/indra/llwindow/llkeyboard.h
+++ b/indra/llwindow/llkeyboard.h
@@ -82,6 +82,11 @@ public:
 
 	virtual BOOL	handleKeyUp(const U16 key, MASK mask) = 0;
 	virtual BOOL	handleKeyDown(const U16 key, MASK mask) = 0;
+	
+#ifdef LL_DARWIN
+	// We only actually use this for OS X.
+	virtual void	handleModifier(MASK mask) = 0;
+#endif // LL_DARWIN
 
 	// Asynchronously poll the control, alt, and shift keys and set the
 	// appropriate internal key masks.
diff --git a/indra/llwindow/llkeyboardheadless.cpp b/indra/llwindow/llkeyboardheadless.cpp
index c87617c9ff..a1b6b294e0 100644
--- a/indra/llwindow/llkeyboardheadless.cpp
+++ b/indra/llwindow/llkeyboardheadless.cpp
@@ -45,6 +45,13 @@ BOOL LLKeyboardHeadless::handleKeyUp(const U16 key, const U32 mask)
 MASK LLKeyboardHeadless::currentMask(BOOL for_mouse_event)
 { return MASK_NONE; }
 
+#ifdef LL_DARWIN
+void LLKeyboardHeadless::handleModifier(MASK mask)
+{
+	
+}
+#endif
+
 void LLKeyboardHeadless::scanKeyboard()
 {
 	for (S32 key = 0; key < KEY_COUNT; key++)
diff --git a/indra/llwindow/llkeyboardheadless.h b/indra/llwindow/llkeyboardheadless.h
index 4e666f8ce8..8ed28ace90 100644
--- a/indra/llwindow/llkeyboardheadless.h
+++ b/indra/llwindow/llkeyboardheadless.h
@@ -40,6 +40,9 @@ public:
 	/*virtual*/ void	resetMaskKeys();
 	/*virtual*/ MASK	currentMask(BOOL for_mouse_event);
 	/*virtual*/ void	scanKeyboard();
+#ifdef LL_DARWIN
+	/*virtual*/ void	handleModifier(MASK mask);
+#endif
 };
 
 #endif
diff --git a/indra/llwindow/llkeyboardmacosx.cpp b/indra/llwindow/llkeyboardmacosx.cpp
index 59cc2acaec..d4c8214461 100644
--- a/indra/llwindow/llkeyboardmacosx.cpp
+++ b/indra/llwindow/llkeyboardmacosx.cpp
@@ -198,6 +198,11 @@ static BOOL translateKeyMac(const U16 key, const U32 mask, KEY &outKey, U32 &out
 }
 */
 
+void LLKeyboardMacOSX::handleModifier(MASK mask)
+{
+	updateModifiers(mask);
+}
+
 MASK LLKeyboardMacOSX::updateModifiers(const U32 mask)
 {
 	// translate the mask
diff --git a/indra/llwindow/llkeyboardmacosx.h b/indra/llwindow/llkeyboardmacosx.h
index 6e1f4d3b96..f9d014ab70 100644
--- a/indra/llwindow/llkeyboardmacosx.h
+++ b/indra/llwindow/llkeyboardmacosx.h
@@ -49,6 +49,7 @@ public:
 	/*virtual*/ void	resetMaskKeys();
 	/*virtual*/ MASK	currentMask(BOOL for_mouse_event);
 	/*virtual*/ void	scanKeyboard();
+	/*virtual*/ void	handleModifier(MASK mask);
 	
 protected:
 	MASK	updateModifiers(const U32 mask);
diff --git a/indra/llwindow/llopenglview-objc.mm b/indra/llwindow/llopenglview-objc.mm
index b79b7b3fa5..3a6225eab5 100644
--- a/indra/llwindow/llopenglview-objc.mm
+++ b/indra/llwindow/llopenglview-objc.mm
@@ -345,6 +345,7 @@
 
 - (void)flagsChanged:(NSEvent *)theEvent {
 	mModifiers = [theEvent modifierFlags];
+	callModifier([theEvent modifierFlags]);
 }
 
 - (void) mouseDown:(NSEvent *)theEvent
@@ -433,8 +434,6 @@
 	callMouseExit();
 }
 
-
-
 - (NSPoint)convertToScreenFromLocalPoint:(NSPoint)point relativeToView:(NSView *)view
 {
 	NSScreen *currentScreen = [NSScreen currentScreenForMouseLocation];
diff --git a/indra/llwindow/llwindowmacosx-objc.h b/indra/llwindow/llwindowmacosx-objc.h
index ebc1633f9d..32d1a4d9a2 100644
--- a/indra/llwindow/llwindowmacosx-objc.h
+++ b/indra/llwindow/llwindowmacosx-objc.h
@@ -95,6 +95,7 @@ void callMiddleMouseDown(float *pos, unsigned int mask);
 void callMiddleMouseUp(float *pos, unsigned int mask);
 void callFocus();
 void callFocusLost();
+void callModifier(unsigned int mask);
 
 #include <string>
 void callHandleDragEntered(std::string url);
diff --git a/indra/llwindow/llwindowmacosx.cpp b/indra/llwindow/llwindowmacosx.cpp
index 2e86759ec0..9ce19bd977 100644
--- a/indra/llwindow/llwindowmacosx.cpp
+++ b/indra/llwindow/llwindowmacosx.cpp
@@ -337,6 +337,11 @@ void callMiddleMouseUp(float *pos, MASK mask)
 	gWindowImplementation->getCallbacks()->handleMiddleMouseUp(gWindowImplementation, outCoords, mask);
 }
 
+void callModifier(MASK mask)
+{
+	gKeyboard->handleModifier(mask);
+}
+
 void callHandleDragEntered(std::string url)
 {
 	gWindowImplementation->handleDragNDrop(url, LLWindowCallbacks::DNDA_START_TRACKING);