Clipboard fixes.

shell/view/frame/clipboardbox.py

@@ -139,9 +139,14 @@ class ClipboardBox(hippo.CanvasBox):
         return True;
 
     def motion_notify_event_cb(self, widget, event):
-
+       
         if not self._pressed_button:
             return True
+        
+        # if the mouse button is not pressed, no drag should occurr
+        if not event.state & gtk.gdk.BUTTON1_MASK:
+            self._pressed_button = None
+            return True
 
         logging.debug("motion_notify_event_cb")
                         
@@ -152,10 +157,10 @@ class ClipboardBox(hippo.CanvasBox):
             y = event.y
             state = event.state
 
-        if widget.drag_check_threshold(self._press_start_x,
-                                       self._press_start_y,
-                                       x,
-                                       y):
+        if widget.drag_check_threshold(int(self._press_start_x),
+                                       int(self._press_start_y),
+                                       int(x),
+                                       int(y)):
             targets = self._get_targets_for_dnd(
                 self._last_clicked_icon.get_object_id())
 

shell/view/frame/clipboardpanelwindow.py

@@ -30,8 +30,7 @@ class ClipboardPanelWindow(PanelWindow):
         # Offering dnd drags
         self.drag_source_set(0, [], 0)
         self.add_events(gtk.gdk.BUTTON_PRESS_MASK |
-                         gtk.gdk.POINTER_MOTION_MASK |
-                         gtk.gdk.POINTER_MOTION_HINT_MASK)
+                        gtk.gdk.POINTER_MOTION_HINT_MASK)
         self.connect("motion_notify_event", box.motion_notify_event_cb)
         self.connect("button_press_event", box.button_press_event_cb)
         self.connect("drag_end", box.drag_end_cb)