From 655029efa32ec3b921e7dc11231de1d6e6fe89dd Mon Sep 17 00:00:00 2001
From: Tomeu Vizoso <tomeu@sugarlabs.org>
Date: Wed, 21 Jan 2009 18:13:54 +0000
Subject: Change the cursor while the drag happens

---
diff --git a/canvas.py b/canvas.py
index 19f9ae0..a65a03f 100644
--- a/canvas.py
+++ b/canvas.py
@@ -36,6 +36,7 @@ class Canvas(gtk.DrawingArea):
         gobject.GObject.__init__(self)
 
         self.dragging_started = dispatch.Signal()
+        self.dragging_motion = dispatch.Signal()
         self.dragging_finished = dispatch.Signal()
 
         self.add_events(gtk.gdk.BUTTON_PRESS_MASK |
@@ -146,22 +147,26 @@ class Canvas(gtk.DrawingArea):
         self._dragging = False
 
     def __motion_notify_event_cb(self, widget, event):
-        if self._dragging or self._last_clicked_element is None:
+        if self._last_clicked_element is None:
             return True
-        
+
         # if the mouse button is not pressed, no drag should occurr
         if not event.state & gtk.gdk.BUTTON1_MASK:
             self._cleanup_drag()
             return True
 
-        logging.debug('motion_notify_event_cb')
-
         if event.is_hint:
             x, y, state_ = event.window.get_pointer()
         else:
             x = event.x
             y = event.y
 
+        if self._dragging:
+            self.dragging_motion.send(self, position=(x, y))
+            return True
+
+        logging.debug('motion_notify_event_cb')
+
         if self.drag_check_threshold(int(self._press_start_x),
                                      int(self._press_start_y),
                                      int(x),
diff --git a/view.py b/view.py
index 20ebdac..326ced8 100644
--- a/view.py
+++ b/view.py
@@ -50,8 +50,10 @@ class MindMapView(Canvas):
         logging.debug('__dragging_started_cb %r %r' % (x, y))
         thought = kwargs['element']
         thought.dragging = True
+        self.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.HAND1))
 
     def __dragging_finished_cb(self, **kwargs):
+        self.window.set_cursor(None)
         x, y = kwargs['position']
         thought = kwargs['element']
         logging.debug('__dragging_finished_cb %r %r' % (x, y))
--
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