3631: Cannot start Gramps without any view loaded (OK, it is stupid...)

svn: r14518

src/gui/viewmanager.py

@@ -961,11 +961,20 @@ class ViewManager(CLIManager):
             #set view cat to last used in this category
             self.notebook_cat[-1].set_current_page(default_cat_views[indexcat])
     
+        if self.views:
             self.active_page = self.pages[current_cat][current_cat_view]
             self.buttons[current_cat].set_active(True)
             self.active_page.set_active()
             self.notebook.set_current_page(current_cat)
             self.notebook_cat[current_cat].set_current_page(current_cat_view)
+        else:
+            #not one single view loaded
+            WarningDialog(
+                _("No views loaded"), 
+                _("No view plugins plugins are loaded. Go to Help->Plugin "
+                  "Manager, and make sure some plugins of type 'View' are "
+                  "enabled. Then restart Gramps"))
+
 
     def __views_to_show(self, use_last = True):
         """
@@ -1159,6 +1168,7 @@ class ViewManager(CLIManager):
         :Type view_page: integer >=0 to switch to a specific page, or -1 to 
             switch to the active view in the category
         """
+        if self.notebook_cat:
             if view_page == -1:
                 #just show active one
                 view_page = self.notebook_cat[category_page].get_current_page()
@@ -1189,6 +1199,9 @@ class ViewManager(CLIManager):
                         self.uistate.disconnect(self._key)
                         self._key = self.uistate.connect(
                             'nameformat-changed', self.active_page.build_tree)
+        else:
+            #no views loaded
+            pass
 
     def import_data(self, obj):
         """