r13556 - /branches/gui_testing/gui/analyses/__init__.py -- July 12, 2011 - 12:46

Author: bugman
Date: Tue Jul 12 12:46:27 2011
New Revision: 13556

URL: http://svn.gna.org/viewcvs/relax?rev=13556&view=rev
Log:
Changes between analyses are now blocked if the relax execution lock is set.


Modified:
    branches/gui_testing/gui/analyses/__init__.py

Modified: branches/gui_testing/gui/analyses/__init__.py
URL: 
http://svn.gna.org/viewcvs/relax/branches/gui_testing/gui/analyses/__init__.py?rev=13556&r1=13555&r2=13556&view=diff
==============================================================================
--- branches/gui_testing/gui/analyses/__init__.py (original)
+++ branches/gui_testing/gui/analyses/__init__.py Tue Jul 12 12:46:27 2011
@@ -40,7 +40,7 @@
 from gui.analyses.auto_r2 import Auto_r2
 from gui.analyses.results import Results_viewer
 from gui.analyses.wizard import Analysis_wizard
-from gui.message import question
+from gui.message import error_message, question
 
 
 # The package contents.
@@ -305,6 +305,9 @@
             self.notebook = wx.Notebook(self.gui, -1, style=wx.NB_TOP)
             sizer.Add(self.notebook, 1, wx.ALL|wx.EXPAND, 0)
 
+            # Bind changing events.
+            self.gui.Bind(wx.EVT_NOTEBOOK_PAGE_CHANGING, self.on_page_change)
+
             # Delete the previous sizer.
             old_sizer = self.gui.GetSizer()
             old_sizer.DeleteWindows()
@@ -348,6 +351,26 @@
         self.gui.Layout()
 
 
+    def on_page_change(self, event):
+        """Handle page changes.
+
+        @param event:   The wx event.
+        @type event:    wx event
+        """
+
+        # Execution lock.
+        if status.exec_lock.locked():
+            # Show an error message.
+            error_message("Cannot change analyses, relax is currently 
executing.", "relax execution lock")
+
+            # Veto the event, and return.
+            event.Veto()
+            return
+
+        # Normal operation.
+        event.Skip()
+
+
     def show_results_viewer(self, event):
         """Display the analysis results.