Added API to build the MovementCollectionDiff

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@30649 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/interfaces/movement_collection_diff.py

@@ -46,12 +46,22 @@ class IMovementCollectionDiff(Interface):
     to be deleted.
     """
 
+  def addDeletableMovement(movement):
+    """
+    Add a deletable movement to the diff definition
+    """
+
   def getNewMovementList():
     """
     Returns a list temp movements which represent new
     movements to add to an existing IMovementCollection.
     """
 
+  def addNewMovement(movement):
+    """
+    Add a new movement to the diff definition
+    """
+
   def getUpdatableMovementList():
     """
     Returns the list of movements which need 
@@ -64,4 +74,11 @@ class IMovementCollectionDiff(Interface):
     to update an existing movement or to 
     create a new movement.
     """
+
+  def addUpdatableMovement(movement, property_dict):
+    """
+    Add an updatable movement to the diff definition
+
+    property_dict -- properties to update     
+    """
  
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