[qwaq] Allow views to be moved/resized without redraw

The move is to a specified point and resize to a specified size rather
than a delta.

ruamoko/qwaq/ui/view.h

@@ -67,6 +67,8 @@ enum {
 -move: (Point) delta;
 -resize: (Extent) delta;
 -move:(Point)dpos andResize:(Extent)dsize;
+-moveTo:(Point)pos;	// does not redraw
+-resizeTo:(Extent)size;	// does not redraw
 -grow: (Extent) delta;
 -(ListenerGroup *)onEvent;
 -handleEvent: (qwaq_event_t *) event;

ruamoko/qwaq/ui/view.r

@@ -277,6 +277,18 @@ updateScreenCursor (View *view)
 	return self;
 }
 
+-moveTo:(Point)pos
+{
+	self.pos = pos;
+	return self;
+}
+
+-resizeTo:(Extent)size
+{
+	self.size = size;
+	return self;
+}
+
 -grow: (Extent) delta
 {
 	Point       dpos = {};