* Added and implemented B_INVALIDATE as available on Dano; to invalidate only a certain

part of the view, you can add a BRect "be:area" to that message - very handy.
* Cleaned up AppDefs.h a bit.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20683 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/interface/Window.cpp

@@ -962,6 +962,19 @@ FrameMoved(origin);
 				target->MessageReceived(msg);
 			break;
 
+		case B_INVALIDATE:
+		{
+			if (BView* view = dynamic_cast<BView*>(target)) {
+				BRect rect;
+				if (msg->FindRect("be:area", &rect) == B_OK)
+					view->Invalidate(rect);
+				else
+					view->Invalidate();
+			} else
+				target->MessageReceived(msg);
+			break;
+		}
+
 		case B_KEY_DOWN:
 		{
 			if (!_HandleKeyDown(msg)) {