Accept any kind of drag event, not just drops.

widget/src/mac/nsMacEventHandler.cpp

@@ -188,22 +188,19 @@ PRBool nsMacEventHandler::HandleMenuCommand(
 }
 
 
-//-------------------------------------------------------------------------
 //
-// DropOccurred
+// DragEvent
 //
-//-------------------------------------------------------------------------
-
-//
-// Someone on the outside told us that a drop from the DragManager has occurred in
-// this window. We need to send this event into Gecko for processing. Create a Gecko
-// event of type NS_DRAGDROP_DROP and pass it in.
+// Someone on the outside told us that something related to a drag is happening. The
+// exact event type is passed in as |aMessage|. We need to send this event into Gecko 
+// for processing. Create a Gecko event (using the appropriate message type) and pass
+// it along.
 //
 // ¥¥¥THIS REALLY NEEDS TO BE CLEANED UP! TOO MUCH CODE COPIED FROM ConvertOSEventToMouseEvent
 //
-PRBool nsMacEventHandler::DropOccurred ( Point aMouseGlobal, UInt16 aKeyModifiers )
+PRBool nsMacEventHandler::DragEvent ( unsigned int aMessage, Point aMouseGlobal, UInt16 aKeyModifiers )
 {
-printf("dispatching drop into Gecko\n");
+printf("dispatching event %ld into Gecko\n", aMessage);
 	nsMouseEvent geckoEvent;
 
 	// convert the mouse to local coordinates. We have to do all the funny port origin
@@ -234,10 +231,12 @@ printf("dispatching drop into Gecko\n");
 		widgetHit->LocalToWindowCoordinate(widgetOrigin);
 		widgetHitPoint.MoveBy(-widgetOrigin.x, -widgetOrigin.y);
 	}
+	else
+	  widgetHit = mTopLevelWidget;
 		
 	// nsEvent
 	geckoEvent.eventStructType = NS_DRAGDROP_EVENT;
-	geckoEvent.message = NS_DRAGDROP_DROP;
+	geckoEvent.message = aMessage;
 	geckoEvent.point = widgetHitPoint;
 	geckoEvent.time	= PR_IntervalNow();
 

widget/src/mac/nsMacEventHandler.h

@@ -23,6 +23,8 @@
 #include "nsDeleteObserver.h"
 #include "nsCOMPtr.h"
 #include "nsGUIEvent.h"
+#include "prtypes.h"
+
 
 class nsWindow;
 class nsMacWindow;
@@ -36,8 +38,8 @@ public:
 		virtual PRBool	HandleOSEvent(EventRecord& aOSEvent);
 		virtual PRBool	HandleMenuCommand(EventRecord& aOSEvent, long aMenuResult);
 		
-		// Tell Gecko that a drop has occurred
-		virtual PRBool	DropOccurred ( Point aMouseGlobal, UInt16 aKeyModifiers ) ;
+		// Tell Gecko that a drag event has occurred and should go into Gecko
+		virtual PRBool	DragEvent ( unsigned int aMessage, Point aMouseGlobal, UInt16 aKeyModifiers ) ;
 		//virtual PRBool	TrackDrag ( Point aMouseGlobal, UInt32 aKeyModifiers ) ;
 
 protected: