Log the wx.DragResult names rather than just the integer value

demo/CustomDragAndDrop.py

@@ -5,6 +5,14 @@ import  wx
 
 #----------------------------------------------------------------------
 
+dragResultNames = {
+    wx.DragError : 'DragError',
+    wx.DragNone : 'DragNone',
+    wx.DragCopy : 'DragCopy',
+    wx.DragMove : 'DragMove',
+    wx.DragLink : 'DragLink',
+    wx.DragCancel : 'DragCancel',
+}
 
 class DoodlePad(wx.Window):
     def __init__(self, parent, log):
@@ -102,7 +110,7 @@ class DoodlePad(wx.Window):
         dropSource.SetData(data)
         self.log.WriteText("Beginning DragDrop\n")
         result = dropSource.DoDragDrop(wx.Drag_AllowMove)
-        self.log.WriteText("DragDrop completed: %d\n" % result)
+        self.log.WriteText("DragDrop completed: %s\n" % dragResultNames[result])
 
         if result == wx.DragMove:
             self.lines = []
@@ -122,10 +130,11 @@ class DoodleDropTarget(wx.DropTarget):
         self.data = wx.CustomDataObject("application.DoodleLines")
         self.SetDataObject(self.data)
 
+        self.SetDefaultAction(wx.DragMove)
 
     # some virtual methods that track the progress of the drag
     def OnEnter(self, x, y, d):
-        self.log.WriteText("OnEnter: %d, %d, %d\n" % (x, y, d))
+        self.log.WriteText("OnEnter: %d, %d, %s\n" % (x, y, dragResultNames[d]))
         return d
 
     def OnLeave(self):
@@ -136,7 +145,7 @@ class DoodleDropTarget(wx.DropTarget):
         return True
 
     def OnDragOver(self, x, y, d):
-        #self.log.WriteText("OnDragOver: %d, %d, %d\n" % (x, y, d))
+        self.log.WriteText("OnDragOver: %d, %d, %s\n" % (x, y, dragResultNames[d]))
 
         # The value returned here tells the source what kind of visual
         # feedback to give.  For example, if wxDragCopy is returned then
@@ -150,7 +159,7 @@ class DoodleDropTarget(wx.DropTarget):
     # Called when OnDrop returns True.  We need to get the data and
     # do something with it.
     def OnData(self, x, y, d):
-        self.log.WriteText("OnData: %d, %d, %d\n" % (x, y, d))
+        self.log.WriteText("OnData: %d, %d, %s\n" % (x, y, dragResultNames[d]))
 
         # copy the data from the drag source to our data object
         if self.GetData():
@@ -160,11 +169,16 @@ class DoodleDropTarget(wx.DropTarget):
                 lines = pickle.loads(linesdata.tobytes())
                 self.dv.SetLines(lines)
 
-        # what is returned signals the source what to do
-        # with the original data (move, copy, etc.)  In this
-        # case we again just return the suggested value given
-        # to us.
-        return d
+            # what is returned signals the source what to do
+            # with the original data (move, copy, etc.)  In this
+            # case we again just return the suggested value given
+            # to us.
+            retval = d
+        else:
+            retval = wx.DragNone
+
+        self.log.WriteText('OnData returning: %s\n' % (dragResultNames[retval],))
+        return retval
 
 
 class DoodleViewer(wx.Window):