Part.BOPTools: drag-drop support

Drag-drop support for Connect, BooleanFragments and XOR.

src/Mod/Part/BOPTools/JoinFeatures.py

@@ -170,6 +170,22 @@ class ViewProviderConnect:
             FreeCAD.Console.PrintError("Error in onDelete: " + str(err))
         return True
 
+    def canDragObjects(self):
+        return True
+    def canDropObjects(self):
+        return True
+    def canDragObject(self, dragged_object):
+        return True
+    def canDropObject(self, incoming_object):
+        return hasattr(incoming_object, 'Shape')
+    def dragObject(self, selfvp, dragged_object):
+        objs = self.Object.Objects
+        objs.remove(dragged_object)
+        self.Object.Objects = objs
+    def dropObject(self, selfvp, incoming_object):
+        self.Object.Objects = self.Object.Objects + [incoming_object]
+
+
 class CommandConnect:
     "Command to create Connect feature"
     def GetResources(self):

src/Mod/Part/BOPTools/SplitFeatures.py

@@ -122,6 +122,21 @@ class ViewProviderBooleanFragments:
             FreeCAD.Console.PrintError("Error in onDelete: " + str(err))
         return True
 
+    def canDragObjects(self):
+        return True
+    def canDropObjects(self):
+        return True
+    def canDragObject(self, dragged_object):
+        return True
+    def canDropObject(self, incoming_object):
+        return hasattr(incoming_object, 'Shape')
+    def dragObject(self, selfvp, dragged_object):
+        objs = self.Object.Objects
+        objs.remove(dragged_object)
+        self.Object.Objects = objs
+    def dropObject(self, selfvp, incoming_object):
+        self.Object.Objects = self.Object.Objects + [incoming_object]
+
 def cmdCreateBooleanFragmentsFeature(name, mode):
     """cmdCreateBooleanFragmentsFeature(name, mode): implementation of GUI command to create
     BooleanFragments feature (GFA). Mode can be "Standard", "Split", or "CompSolid"."""
@@ -377,6 +392,21 @@ class ViewProviderXOR:
             FreeCAD.Console.PrintError("Error in onDelete: " + str(err))
         return True
 
+    def canDragObjects(self):
+        return True
+    def canDropObjects(self):
+        return True
+    def canDragObject(self, dragged_object):
+        return True
+    def canDropObject(self, incoming_object):
+        return hasattr(incoming_object, 'Shape')
+    def dragObject(self, selfvp, dragged_object):
+        objs = self.Object.Objects
+        objs.remove(dragged_object)
+        self.Object.Objects = objs
+    def dropObject(self, selfvp, incoming_object):
+        self.Object.Objects = self.Object.Objects + [incoming_object]
+
 def cmdCreateXORFeature(name):
     """cmdCreateXORFeature(name): implementation of GUI command to create
     XOR feature (GFA). Mode can be "Standard", "Split", or "CompSolid"."""