r17218 - /trunk/gui/pipe_editor.py -- July 10, 2012 - 11:52

Author: bugman
Date: Tue Jul 10 11:52:31 2012
New Revision: 17218

URL: http://svn.gna.org/viewcvs/relax?rev=17218&view=rev
Log:
Shifted all of the observer registration and unregistration to 
observer_setup() in the pipe editor.


Modified:
    trunk/gui/pipe_editor.py

Modified: trunk/gui/pipe_editor.py
URL: 
http://svn.gna.org/viewcvs/relax/trunk/gui/pipe_editor.py?rev=17218&r1=17217&r2=17218&view=diff
==============================================================================
--- trunk/gui/pipe_editor.py (original)
+++ trunk/gui/pipe_editor.py Tue Jul 10 11:52:31 2012
@@ -118,11 +118,6 @@
         self.update_grid()
         self.activate()
 
-        # Register the grid for updating when a user function completes or 
when the GUI analysis tabs change.
-        status.observers.pipe_alteration.register(self.name, 
self.update_grid, method_name='update_grid')
-        status.observers.gui_analysis.register(self.name, self.update_grid, 
method_name='update_grid')
-        status.observers.exec_lock.register(self.name, self.activate, 
method_name='activa')
-
         # Show the window using the base class method.
         if status.show_gui:
             super(Pipe_editor, self).Show(show)
@@ -369,12 +364,30 @@
         """
 
         # Unregister the methods from the observers to avoid unnecessary 
updating.
-        status.observers.pipe_alteration.unregister(self.name)
-        status.observers.gui_analysis.unregister(self.name)
-        status.observers.exec_lock.unregister(self.name)
+        self.observer_setup(register=False)
 
         # Close the window.
         self.Hide()
+
+
+    def observer_setup(self, register=True):
+        """Register and unregister with the observer objects.
+
+        @keyword register:  A flag which if True will register with the 
observers and if False will unregister all methods.
+        @type register:     bool
+        """
+
+        # Register the methods with the observers.
+        if register:
+            status.observers.pipe_alteration.register(self.name, 
self.update_grid, method_name='update_grid')
+            status.observers.gui_analysis.register(self.name, 
self.update_grid, method_name='update_grid')
+            status.observers.exec_lock.register(self.name, self.activate, 
method_name='activate')
+
+        # Unregister the methods.
+        else:
+            status.observers.pipe_alteration.unregister(self.name)
+            status.observers.gui_analysis.unregister(self.name)
+            status.observers.exec_lock.unregister(self.name)
 
 
     def pipe_bundle(self, event):