Change the availability of some options in FamilyLines depending on the value of other options.

svn: r9945

ChangeLog

@@ -1,3 +1,9 @@
+2008-01-28 Brian Matherly <brian@gramps-project.org>
+	* src/PluginUtils/_GuiOptions.py:
+	* src/plugins/GVFamilyLines.py:
+	Change the availability of some options in FamilyLines depending on the 
+	value of other options.
+
 2008-01-28 Benny Malengier <benny.malengier@gramps-project.org>
 	* src/ArgHandler.py:
 	* src/DbManager.py:

src/PluginUtils/_GuiOptions.py

@@ -225,6 +225,9 @@ class GuiNumberOption(gtk.SpinButton):
         self.connect('value_changed', self.__value_changed)
         tooltip.set_tip(self, self.__option.get_help())
         
+        self.__option.connect('avail-changed', self.__update_avail)
+        self.__update_avail()
+        
     def __value_changed(self, obj): # IGNORE:W0613 - obj is unused
         """
         Handle the change of the value.
@@ -232,6 +235,13 @@ class GuiNumberOption(gtk.SpinButton):
         vtype = type(self.__option.get_value())
         self.__option.set_value( vtype(self.get_value()) )
         
+    def __update_avail(self):
+        """
+        Update the availability (sensitivity) of this widget.
+        """
+        avail = self.__option.get_available()
+        self.set_sensitive(avail)
+
 #-------------------------------------------------------------------------
 #
 # GuiTextOption class

src/plugins/GVFamilyLines.py

@@ -81,6 +81,12 @@ class FamilyLinesOptions(MenuReportOptions):
     to configure the FamilyLines reports.
     """
     def __init__(self, name, dbase):
+        self.limit_parents = None
+        self.max_parents = None
+        self.limit_children = None
+        self.max_children = None
+        self.include_images = None
+        self.image_location = None
         MenuReportOptions.__init__(self, name, dbase)
 
     def add_menu_options(self, menu):
@@ -133,35 +139,47 @@ class FamilyLinesOptions(MenuReportOptions):
         colourFamily.set_help(              _('The colour to use to display families.'))
         menu.add_option(category, 'FLcolourFamilies', colourFamily)
 
-        self.limitParents = BooleanOption(  _('Limit the number of parents'), False)
+        self.limit_parents = BooleanOption(_('Limit the number of parents'), 
-        self.limitParents.set_help(         _('The maximum number of ancestors to include.'))
+                                           False)
-        menu.add_option(category, 'FLlimitParents', self.limitParents)
+        self.limit_parents.set_help(
+                            _('The maximum number of ancestors to include.'))
+        menu.add_option(category, 'FLlimitParents', self.limit_parents)
+        self.limit_parents.connect('value-changed', self.limit_changed)
 
-        self.maxParents = NumberOption(     '', 50, 10, 9999)
+        self.max_parents = NumberOption('', 50, 10, 9999)
-        self.maxParents.set_help(           _('The maximum number of ancestors to include.'))
+        self.max_parents.set_help(
-        menu.add_option(category, 'FLmaxParents', self.maxParents)
+                              _('The maximum number of ancestors to include.'))
+        menu.add_option(category, 'FLmaxParents', self.max_parents)
 
-        self.limitChildren = BooleanOption( _('Limit the number of children'), False)
+        self.limit_children = BooleanOption(_('Limit the number of children'), 
-        self.limitChildren.set_help(        _('The maximum number of children to include.'))
+                                            False)
-        menu.add_option(category, 'FLlimitChildren', self.limitChildren)
+        self.limit_children.set_help(
+                             _('The maximum number of children to include.'))
+        menu.add_option(category, 'FLlimitChildren', self.limit_children)
+        self.limit_children.connect('value-changed', self.limit_changed)
 
-        self.maxChildren = NumberOption(    '', 50, 10, 9999)
+        self.max_children = NumberOption('', 50, 10, 9999)
-        self.maxChildren.set_help(          _('The maximum number of children to include.'))
+        self.max_children.set_help(
-        menu.add_option(category, 'FLmaxChildren', self.maxChildren)
+                               _('The maximum number of children to include.'))
+        menu.add_option(category, 'FLmaxChildren', self.max_children)
 
         # --------------------
         category = _('Images')
         # --------------------
 
-        self.includeImages = BooleanOption( _('Include thumbnail images of people'), True)
+        self.include_images = BooleanOption(
-        self.includeImages.set_help(        _('The maximum number of children to include.'))
+                                  _('Include thumbnail images of people'), True)
-        menu.add_option(category, 'FLincludeImages', self.includeImages)
+        self.include_images.set_help(
+                                _('The maximum number of children to include.'))
+        menu.add_option(category, 'FLincludeImages', self.include_images)
+        self.include_images.connect('value-changed', self.images_changed)
 
-        self.imageLocation = EnumeratedListOption(_('Thumbnail location'), 0)
+        self.image_location = EnumeratedListOption(_('Thumbnail location'), 0)
-        self.imageLocation.add_item(0,     _('Above the name'))
+        self.image_location.add_item(0, _('Above the name'))
-        self.imageLocation.add_item(1,     _('Beside the name'))
+        self.image_location.add_item(1, _('Beside the name'))
-        self.imageLocation.set_help(       _('Where the thumbnail image should appear relative to the name'))
+        self.image_location.set_help(
-        menu.add_option(category, 'FLimageOnTheSide', self.imageLocation)
+             _('Where the thumbnail image should appear relative to the name'))
+        menu.add_option(category, 'FLimageOnTheSide', self.image_location)
 
         # ---------------------
         category = _('Options')
@@ -194,28 +212,21 @@ class FamilyLinesOptions(MenuReportOptions):
         includePrivate.set_help(            _('Whether to include names, dates, and families that are marked as private.'))
         menu.add_option(category, 'FLincludePrivate', includePrivate)
         
+        self.limit_changed()
+        self.images_changed()
 
-    def limitChanged(self, button):
+    def limit_changed(self):
-        self.maxParents.gobj.set_sensitive(self.limitParents.gobj.get_active())
+        """
-        self.maxChildren.gobj.set_sensitive(self.limitChildren.gobj.get_active())
+        Handle the change of limiting parents and children.
-
+        """
-
+        self.max_parents.set_available(self.limit_parents.get_value())
-    def imagesChanged(self, button):
+        self.max_children.set_available(self.limit_children.get_value())
-        self.imageLocation.gobj.set_sensitive(self.includeImages.gobj.get_active())
-
-
-    def post_init(self, dialog):
-        # this method is called after all of the controls have been
-        # created, but before the notebook itself has been created
-
-        self.limitParents.  gobj.connect('toggled', self.limitChanged   )
-        self.limitChildren. gobj.connect('toggled', self.limitChanged   )
-        self.includeImages. gobj.connect('toggled', self.imagesChanged  )
-
-        # ensure things are initialized correctly when it first comes up
-        self.limitChanged(  self.limitParents.gobj  )
-        self.imagesChanged( self.includeImages.gobj )
 
+    def images_changed(self):
+        """
+        Handle the change of including images.
+        """
+        self.image_location.set_available(self.include_images.get_value())
 
 #------------------------------------------------------------------------
 #