r13186 - /branches/gui_testing/gui/wizard.py -- June 23, 2011 - 16:41

Author: bugman
Date: Thu Jun 23 16:41:04 2011
New Revision: 13186

URL: http://svn.gna.org/viewcvs/relax?rev=13186&view=rev
Log:
Created the wizard method block_next() to allow a page to prevent forwards 
progression.


Modified:
    branches/gui_testing/gui/wizard.py

Modified: branches/gui_testing/gui/wizard.py
URL: 
http://svn.gna.org/viewcvs/relax/branches/gui_testing/gui/wizard.py?rev=13186&r1=13185&r2=13186&view=diff
==============================================================================
--- branches/gui_testing/gui/wizard.py (original)
+++ branches/gui_testing/gui/wizard.py Thu Jun 23 16:41:04 2011
@@ -943,6 +943,32 @@
         panel.page_index = self._num_pages - 1
 
 
+    def block_next(self, block=True):
+        """Prevent moving forwards (or unblock).
+
+        @keyword block: A flag which if True will block forwards movement 
and if False will unblock.
+        @type block:    bool
+        """
+
+        # The buttons to disable.
+        buttons = ['next', 'ok', 'finish']
+
+        # Disable or enable the buttons.
+        for i in range(len(buttons)):
+            # The button.
+            button = self._buttons[self._current_page][buttons[i]]
+            if button == None:
+                continue
+
+            # Block.
+            if block:
+                button.Disable()
+
+            # Unblock.
+            else:
+                button.Enable()
+
+
     def run(self):
         """Execute the wizard."""