4641: Interface for indicating if GrampsBar gramplets have data

svn: r17049

src/gen/plug/_gramplet.py

@@ -44,6 +44,7 @@ class Gramplet(object):
         self.track = []
         self.active = False
         self.dirty = True
+        self.has_data = True
         self._pause = False
         self._generator = None
         self._need_to_update = False
@@ -280,9 +281,11 @@ class Gramplet(object):
              not self.dbstate.open) and 
             not self.gui.force_update): 
             self.dirty = True
-            #print "  %s is not active" % self.gui.title
+            if self.dbstate.open:
+                #print "  %s is not active" % self.gui.gname
+                self.update_has_data()
             return
-        #print "     %s is UPDATING" % self.gui.title
+        #print "     %s is UPDATING" % self.gui.gname
         self.dirty = False
         self.uistate.push_message(self.dbstate,
                 _("Gramplet %s is running") % self.gui.title)
@@ -432,3 +435,17 @@ class Gramplet(object):
         show_all() in some places.
         """
         return []
+
+    def set_has_data(self, value):
+        """
+        Set the status as to whether this gramplet has data.
+        """
+        if value != self.has_data:
+            self.has_data = value
+            self.gui.set_has_data(value)
+
+    def update_has_data(self):
+        """
+        By default, assume that the gramplet has data.
+        """
+        self.set_has_data(True)

src/gui/grampsbar.py

@@ -320,7 +320,12 @@ class GrampsBar(gtk.Notebook):
         Create a tab label consisting of a label and a close button.
         """
         hbox = gtk.HBox(False, 4)
-        label = gtk.Label(gramplet.title)
+        label = gtk.Label()
+        if gramplet.pui.has_data:
+            label.set_text("<b>%s</b>" % gramplet.title)
+        else:
+            label.set_text(gramplet.title)
+        label.set_use_markup(True)
         label.set_tooltip_text(gramplet.tname)
         closebtn = gtk.Button()
         image = gtk.Image()
@@ -378,6 +383,7 @@ class GrampsBar(gtk.Notebook):
                     self.remove_page(0)
             else:
                 return
+        gramplet.pane = self
         label = self.__create_tab_label(gramplet)
         self.set_tab_label(gramplet, label)
         self.set_tab_reorderable(gramplet, True)

src/gui/widgets/grampletpane.py

@@ -684,6 +684,16 @@ class GuiGramplet(object):
                     warn( "Unknown link type " + link_type, RuntimeWarning, 2)
         return False # did not handle event
 
+    def set_has_data(self, value):
+        if isinstance(self.pane, gtk.Notebook):
+            if self.pane.get_tab_label(self):
+                label = self.pane.get_tab_label(self).get_children()[0]
+                if value:
+                    label.set_text("<b>%s</b>" % self.title)
+                    label.set_use_markup(True)
+                else:
+                    label.set_text(self.title)
+
 class GridGramplet(GuiGramplet):
     """
     Class that handles the plugin interfaces for the GrampletView.

src/plugins/gramplet/Attributes.py

@@ -54,6 +54,7 @@ class Attributes(Gramplet):
         """
         for attr in obj.get_attribute_list():
             self.model.add((attr.get_type(), attr.get_value()))
+        self.set_has_data(self.model.count > 0)
         
     def display_report(self, treeview):
         """
@@ -67,6 +68,16 @@ class Attributes(Gramplet):
                                      'attribute_match', 
                                      key)
 
+    def get_has_data(self, obj):
+        """
+        Return True if the gramplet has data, else return False.
+        """
+        if obj is None: 
+            return False
+        if obj.get_attribute_list():
+            return True
+        return False
+
 class PersonAttributes(Attributes):
     """
     Displays the attributes of a person.
@@ -78,6 +89,11 @@ class PersonAttributes(Attributes):
     def active_changed(self, handle):
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Person')
+        active = self.dbstate.db.get_person_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Person')
         active = self.dbstate.db.get_person_from_handle(active_handle)
@@ -85,6 +101,8 @@ class PersonAttributes(Attributes):
         self.model.clear()
         if active:
             self.display_attributes(active)
+        else:
+            self.set_has_data(False)
 
 class EventAttributes(Attributes):
     """
@@ -95,6 +113,11 @@ class EventAttributes(Attributes):
         self.connect_signal('Event', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Event')
+        active = self.dbstate.db.get_event_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Event')
         active = self.dbstate.db.get_event_from_handle(active_handle)
@@ -102,6 +125,8 @@ class EventAttributes(Attributes):
         self.model.clear()
         if active:
             self.display_attributes(active)
+        else:
+            self.set_has_data(False)
 
 class FamilyAttributes(Attributes):
     """
@@ -112,6 +137,11 @@ class FamilyAttributes(Attributes):
         self.connect_signal('Family', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Family')
+        active = self.dbstate.db.get_family_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Family')
         active = self.dbstate.db.get_family_from_handle(active_handle)
@@ -119,6 +149,8 @@ class FamilyAttributes(Attributes):
         self.model.clear()
         if active:
             self.display_attributes(active)
+        else:
+            self.set_has_data(False)
 
 class MediaAttributes(Attributes):
     """
@@ -129,6 +161,11 @@ class MediaAttributes(Attributes):
         self.connect_signal('Media', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Media')
+        active = self.dbstate.db.get_object_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Media')
         active = self.dbstate.db.get_object_from_handle(active_handle)
@@ -136,4 +173,6 @@ class MediaAttributes(Attributes):
         self.model.clear()
         if active:
             self.display_attributes(active)
+        else:
+            self.set_has_data(False)
 

src/plugins/gramplet/Backlinks.py

@@ -50,10 +50,20 @@ class Backlinks(Gramplet):
         Display the back references for an object.
         """
         for classname, handle in \
-                    self.dbstate.db.find_backlink_handles(active_handle,
-                                                          include_classes=None):
+                        self.dbstate.db.find_backlink_handles(active_handle):
             name = navigation_label(self.dbstate.db, classname, handle)[0]
             self.model.add((classname, name))
+        self.set_has_data(self.model.count > 0)
+
+    def get_has_data(self, active_handle):
+        """
+        Return True if the gramplet has data, else return False.
+        """
+        if active_handle is None:
+            return False
+        for handle in self.dbstate.db.find_backlink_handles(active_handle):
+            return True
+        return False
         
 class PersonBacklinks(Backlinks):
     """
@@ -66,11 +76,17 @@ class PersonBacklinks(Backlinks):
     def active_changed(self, handle):
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Person')
+        self.set_has_data(self.get_has_data(active_handle))
+    
     def main(self):
         active_handle = self.get_active('Person')
         self.model.clear()
         if active_handle:
             self.display_backlinks(active_handle)
+        else:
+            self.set_has_data(False)
 
 class EventBacklinks(Backlinks):
     """
@@ -81,11 +97,17 @@ class EventBacklinks(Backlinks):
         self.connect_signal('Event', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Event')
+        self.set_has_data(self.get_has_data(active_handle))
+    
     def main(self):
         active_handle = self.get_active('Event')
         self.model.clear()
         if active_handle:
             self.display_backlinks(active_handle)
+        else:
+            self.set_has_data(False)
 
 class FamilyBacklinks(Backlinks):
     """
@@ -96,11 +118,17 @@ class FamilyBacklinks(Backlinks):
         self.connect_signal('Family', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Family')
+        self.set_has_data(self.get_has_data(active_handle))
+    
     def main(self):
         active_handle = self.get_active('Family')
         self.model.clear()
         if active_handle:
             self.display_backlinks(active_handle)
+        else:
+            self.set_has_data(False)
 
 class PlaceBacklinks(Backlinks):
     """
@@ -111,11 +139,17 @@ class PlaceBacklinks(Backlinks):
         self.connect_signal('Place', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Place')
+        self.set_has_data(self.get_has_data(active_handle))
+    
     def main(self):
         active_handle = self.get_active('Place')
         self.model.clear()
         if active_handle:
             self.display_backlinks(active_handle)
+        else:
+            self.set_has_data(False)
 
 class SourceBacklinks(Backlinks):
     """
@@ -126,11 +160,17 @@ class SourceBacklinks(Backlinks):
         self.connect_signal('Source', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Source')
+        self.set_has_data(self.get_has_data(active_handle))
+    
     def main(self):
         active_handle = self.get_active('Source')
         self.model.clear()
         if active_handle:
             self.display_backlinks(active_handle)
+        else:
+            self.set_has_data(False)
 
 class RepositoryBacklinks(Backlinks):
     """
@@ -141,11 +181,17 @@ class RepositoryBacklinks(Backlinks):
         self.connect_signal('Repository', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Repository')
+        self.set_has_data(self.get_has_data(active_handle))
+    
     def main(self):
         active_handle = self.get_active('Repository')
         self.model.clear()
         if active_handle:
             self.display_backlinks(active_handle)
+        else:
+            self.set_has_data(False)
 
 class MediaBacklinks(Backlinks):
     """
@@ -156,11 +202,17 @@ class MediaBacklinks(Backlinks):
         self.connect_signal('Media', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Media')
+        self.set_has_data(self.get_has_data(active_handle))
+    
     def main(self):
         active_handle = self.get_active('Media')
         self.model.clear()
         if active_handle:
             self.display_backlinks(active_handle)
+        else:
+            self.set_has_data(False)
 
 class NoteBacklinks(Backlinks):
     """
@@ -171,9 +223,15 @@ class NoteBacklinks(Backlinks):
         self.connect_signal('Note', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Note')
+        self.set_has_data(self.get_has_data(active_handle))
+    
     def main(self):
         active_handle = self.get_active('Note')
         self.model.clear()
         if active_handle:
             self.display_backlinks(active_handle)
+        else:
+            self.set_has_data(False)
 

src/plugins/gramplet/Children.py

@@ -102,6 +102,25 @@ class PersonChildren(Children):
         self.model.clear()
         if active_handle:
             self.display_person(active_handle)
+        else:
+            self.set_has_data(False)
+
+    def update_has_data(self):
+        active_handle = self.get_active('Person')
+        active = self.dbstate.db.get_person_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+
+    def get_has_data(self, active_person):
+        """
+        Return True if the gramplet has data, else return False.
+        """
+        if active_person is None:
+            return False
+        for family_handle in active_person.get_family_handle_list():
+            family = self.dbstate.db.get_family_from_handle(family_handle)
+            if family.get_child_ref_list():
+                return True
+        return False
 
     def display_person(self, active_handle):
         """
@@ -111,6 +130,7 @@ class PersonChildren(Children):
         for family_handle in active_person.get_family_handle_list():
             family = self.dbstate.db.get_family_from_handle(family_handle)
             self.display_family(family, active_handle)
+        self.set_has_data(self.model.count > 0)
 
     def display_family(self, family, active_handle):
         """
@@ -176,6 +196,23 @@ class FamilyChildren(Children):
         if active_handle:
             family = self.dbstate.db.get_family_from_handle(active_handle)
             self.display_family(family)
+        else:
+            self.set_has_data(False)
+
+    def update_has_data(self):
+        active_handle = self.get_active('Family')
+        active = self.dbstate.db.get_family_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+
+    def get_has_data(self, active_family):
+        """
+        Return True if the gramplet has data, else return False.
+        """
+        if active_family is None:
+            return False
+        if active_family.get_child_ref_list():
+            return True
+        return False
 
     def display_family(self, family):
         """
@@ -184,6 +221,7 @@ class FamilyChildren(Children):
         for child_ref in family.get_child_ref_list():
             child = self.dbstate.db.get_person_from_handle(child_ref.ref)
             self.add_child(child)
+        self.set_has_data(self.model.count > 0)
 
     def add_child(self, child):
         """

src/plugins/gramplet/Exif.py

@@ -88,6 +88,42 @@ class Exif(Gramplet):
         self.model.clear()
         if media:
             self.display_exif_tags(media)
+        else:
+            self.set_has_data(False)
+
+    def update_has_data(self):
+        active_handle = self.get_active('Media')
+        active = self.dbstate.db.get_object_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+
+    def get_has_data(self, media):
+        """
+        Return True if the gramplet has data, else return False.
+        """
+        if media is None:
+            return False
+
+        full_path = Utils.media_path_full(self.dbstate.db, media.get_path())
+        
+        if LesserVersion: # prior to v0.2.0
+            try:
+                metadata = pyexiv2.Image(full_path)
+            except IOError:
+                return False
+            metadata.readMetadata()
+            if metadata.exifKeys():
+                return True
+
+        else: # v0.2.0 and above
+            metadata = pyexiv2.ImageMetadata(full_path)
+            try:
+                metadata.read()
+            except IOError:
+                return False
+            if metadata.exif_keys:
+                return True
+
+        return False
 
     def display_exif_tags(self, media):
         """
@@ -115,3 +151,5 @@ class Exif(Gramplet):
             for key in metadata.exif_keys:
                 tag = metadata[key]
                 self.model.add((tag.label, tag.human_value))
+                
+        self.set_has_data(self.model.count > 0)

src/plugins/gramplet/Gallery.py

@@ -54,17 +54,35 @@ class Gallery(Gramplet):
         Load the primary image into the main form if it exists.
         """
         media_list = obj.get_media_list()
+        count = 0
         for media_ref in media_list:
-            object_handle = media_ref.get_reference_handle()
-            obj = self.dbstate.db.get_object_from_handle(object_handle)
-            full_path = Utils.media_path_full(self.dbstate.db, obj.get_path())
-            mime_type = obj.get_mime_type()
+            media_handle = media_ref.get_reference_handle()
+            media = self.dbstate.db.get_object_from_handle(media_handle)
+            full_path = Utils.media_path_full(self.dbstate.db, media.get_path())
+            mime_type = media.get_mime_type()
             if mime_type and mime_type.startswith("image"):
                 photo = Photo(180.0)
                 photo.set_image(full_path, media_ref.get_rectangle())
                 self.image_list.append(photo)
                 self.top.pack_start(photo, expand=False, fill=False)
                 self.top.show_all()
+                count += 1
+        self.set_has_data(count > 0)
+
+    def get_has_data(self, obj):
+        """
+        Return True if the gramplet has data, else return False.
+        """
+        if obj is None: 
+            return False
+        media_list = obj.get_media_list()
+        for media_ref in media_list:
+            media_handle = media_ref.get_reference_handle()
+            media = self.dbstate.db.get_object_from_handle(media_handle)
+            mime_type = media.get_mime_type()
+            if mime_type and mime_type.startswith("image"):
+                return True
+        return False
 
 class PersonGallery(Gallery):
     """
@@ -77,6 +95,11 @@ class PersonGallery(Gallery):
     def active_changed(self, handle):
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Person')
+        active = self.dbstate.db.get_person_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+
     def main(self):
         active_handle = self.get_active('Person')
         active = self.dbstate.db.get_person_from_handle(active_handle)
@@ -84,6 +107,8 @@ class PersonGallery(Gallery):
         self.clear_images()
         if active:
             self.load_images(active)
+        else:
+            self.set_has_data(False)
 
 class EventGallery(Gallery):
     """
@@ -94,6 +119,11 @@ class EventGallery(Gallery):
         self.connect_signal('Event', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Event')
+        active = self.dbstate.db.get_event_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+
     def main(self):
         active_handle = self.get_active('Event')
         active = self.dbstate.db.get_event_from_handle(active_handle)
@@ -101,6 +131,8 @@ class EventGallery(Gallery):
         self.clear_images()
         if active:
             self.load_images(active)
+        else:
+            self.set_has_data(False)
 
 class PlaceGallery(Gallery):
     """
@@ -111,6 +143,11 @@ class PlaceGallery(Gallery):
         self.connect_signal('Place', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Place')
+        active = self.dbstate.db.get_place_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+
     def main(self):
         active_handle = self.get_active('Place')
         active = self.dbstate.db.get_place_from_handle(active_handle)
@@ -118,6 +155,8 @@ class PlaceGallery(Gallery):
         self.clear_images()
         if active:
             self.load_images(active)
+        else:
+            self.set_has_data(False)
 
 class SourceGallery(Gallery):
     """
@@ -128,6 +167,11 @@ class SourceGallery(Gallery):
         self.connect_signal('Source', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Source')
+        active = self.dbstate.db.get_source_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+
     def main(self):
         active_handle = self.get_active('Source')
         active = self.dbstate.db.get_source_from_handle(active_handle)
@@ -135,4 +179,6 @@ class SourceGallery(Gallery):
         self.clear_images()
         if active:
             self.load_images(active)
+        else:
+            self.set_has_data(False)
 

src/plugins/gramplet/MediaPreview.py

@@ -55,14 +55,21 @@ class MediaPreview(Gramplet):
         self.connect_signal('Media', self.update)
         self.update()
 
+    def update_has_data(self): 
+        active_handle = self.get_active('Media')
+        active_media = self.dbstate.db.get_object_from_handle(active_handle)
+        self.set_has_data(active_media is not None)
+
     def main(self):
         active_handle = self.get_active('Media')
         media = self.dbstate.db.get_object_from_handle(active_handle)
         self.top.hide()
         if media:
             self.load_image(media)
+            self.set_has_data(True)
         else:
             self.thumbnail.clear()
+            self.set_has_data(False)
         self.top.show()
 
     def load_image(self, media):

src/plugins/gramplet/Notes.py

@@ -74,10 +74,13 @@ class Notes(Gramplet):
         self.note_list = obj.get_note_list()
         self.page.set_text('')
         if len(self.note_list) > 0:
+            self.set_has_data(True)
             if len(self.note_list) > 1:
                 self.right.set_sensitive(True)
             self.current = 0
             self.display_note()
+        else:
+            self.set_has_data(False)
 
     def display_note(self):
         """
@@ -111,6 +114,16 @@ class Notes(Gramplet):
                 self.right.set_sensitive(False)
             self.display_note()
 
+    def get_has_data(self, obj):
+        """
+        Return True if the gramplet has data, else return False.
+        """
+        if obj is None: 
+            return False
+        if obj.get_note_list():
+            return True
+        return False
+
 class PersonNotes(Notes):
     """
     Displays the notes for a person.
@@ -122,11 +135,18 @@ class PersonNotes(Notes):
     def active_changed(self, handle):
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Person')
+        active = self.dbstate.db.get_person_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Person')
         active = self.dbstate.db.get_person_from_handle(active_handle)
         if active:
             self.get_notes(active)
+        else:
+            self.set_has_data(False)
 
 class EventNotes(Notes):
     """
@@ -137,11 +157,18 @@ class EventNotes(Notes):
         self.connect_signal('Event', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Event')
+        active = self.dbstate.db.get_event_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Event')
         active = self.dbstate.db.get_event_from_handle(active_handle)
         if active:
             self.get_notes(active)
+        else:
+            self.set_has_data(False)
 
 class FamilyNotes(Notes):
     """
@@ -152,11 +179,18 @@ class FamilyNotes(Notes):
         self.connect_signal('Family', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Family')
+        active = self.dbstate.db.get_family_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Family')
         active = self.dbstate.db.get_family_from_handle(active_handle)
         if active:
             self.get_notes(active)
+        else:
+            self.set_has_data(False)
 
 class PlaceNotes(Notes):
     """
@@ -167,11 +201,18 @@ class PlaceNotes(Notes):
         self.connect_signal('Place', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Place')
+        active = self.dbstate.db.get_place_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Place')
         active = self.dbstate.db.get_place_from_handle(active_handle)
         if active:
             self.get_notes(active)
+        else:
+            self.set_has_data(False)
 
 class SourceNotes(Notes):
     """
@@ -182,11 +223,18 @@ class SourceNotes(Notes):
         self.connect_signal('Source', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Source')
+        active = self.dbstate.db.get_source_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Source')
         active = self.dbstate.db.get_source_from_handle(active_handle)
         if active:
             self.get_notes(active)
+        else:
+            self.set_has_data(False)
 
 class RepositoryNotes(Notes):
     """
@@ -197,11 +245,18 @@ class RepositoryNotes(Notes):
         self.connect_signal('Repository', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Repository')
+        active = self.dbstate.db.get_repository_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Repository')
         active = self.dbstate.db.get_repository_from_handle(active_handle)
         if active:
             self.get_notes(active)
+        else:
+            self.set_has_data(False)
 
 class MediaNotes(Notes):
     """
@@ -212,9 +267,16 @@ class MediaNotes(Notes):
         self.connect_signal('Media', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Media')
+        active = self.dbstate.db.get_object_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Media')
         active = self.dbstate.db.get_object_from_handle(active_handle)
         if active:
             self.get_notes(active)
+        else:
+            self.set_has_data(False)
 

src/plugins/gramplet/PersonDetails.py

@@ -90,14 +90,21 @@ class PersonDetails(Gramplet):
     def active_changed(self, handle):
         self.update()
 
+    def update_has_data(self): 
+        active_handle = self.get_active('Person')
+        active_person = self.dbstate.db.get_person_from_handle(active_handle)
+        self.set_has_data(active_person is not None)
+
     def main(self): # return false finishes
         active_handle = self.get_active('Person')
         active_person = self.dbstate.db.get_person_from_handle(active_handle)
         self.top.hide()
         if active_person:
             self.display_person(active_person)
+            self.set_has_data(True)
         else:
             self.display_empty()
+            self.set_has_data(False)
         self.top.show()
 
     def display_person(self, active_person):

src/plugins/gramplet/PersonResidence.py

@@ -58,6 +58,23 @@ class PersonResidence(Gramplet):
     def active_changed(self, handle):
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Person')
+        active = self.dbstate.db.get_person_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+
+    def get_has_data(self, active_person):
+        """
+        Return True if the gramplet has data, else return False.
+        """
+        if active_person:
+            for event_ref in active_person.get_event_ref_list():
+                if int(event_ref.get_role()) == EventRoleType.PRIMARY:
+                    event = self.dbstate.db.get_event_from_handle(event_ref.ref)
+                    if int(event.get_type()) == EventType.RESIDENCE:
+                        return True
+        return False
+
     def main(self): # return false finishes
         active_handle = self.get_active('Person')
         active_person = self.dbstate.db.get_person_from_handle(active_handle)
@@ -65,16 +82,21 @@ class PersonResidence(Gramplet):
         self.model.clear()
         if active_person:
             self.display_person(active_person)
+        else:
+            self.set_has_data(False)
 
     def display_person(self, active_person):
         """
         Display the residence events of the active person.
         """
+        count = 0
         for event_ref in active_person.get_event_ref_list():
             if int(event_ref.get_role()) == EventRoleType.PRIMARY:
                 event = self.dbstate.db.get_event_from_handle(event_ref.ref)
                 if int(event.get_type()) == EventType.RESIDENCE:
                     self.add_residence(event)
+                    count += 1
+        self.set_has_data(count > 0)
 
     def add_residence(self, event):
         """

src/plugins/gramplet/PlaceDetails.py

@@ -79,14 +79,21 @@ class PlaceDetails(Gramplet):
         self.connect_signal('Place', self.update)
         self.update()
 
+    def update_has_data(self): 
+        active_handle = self.get_active('Person')
+        active_person = self.dbstate.db.get_person_from_handle(active_handle)
+        self.set_has_data(active_person is not None)
+
     def main(self):
         active_handle = self.get_active('Place')
         place = self.dbstate.db.get_place_from_handle(active_handle)
         self.top.hide()
         if place:
             self.display_place(place)
+            self.set_has_data(True)
         else:
             self.display_empty()
+            self.set_has_data(False)
         self.top.show()
 
     def display_place(self, place):

src/plugins/gramplet/RepositoryDetails.py

@@ -76,14 +76,21 @@ class RepositoryDetails(Gramplet):
         self.connect_signal('Repository', self.update)
         self.update()
 
+    def update_has_data(self): 
+        active_handle = self.get_active('Person')
+        active_person = self.dbstate.db.get_person_from_handle(active_handle)
+        self.set_has_data(active_person is not None)
+
     def main(self):
         active_handle = self.get_active('Repository')
         repo = self.dbstate.db.get_repository_from_handle(active_handle)
         self.top.hide()
         if repo:
             self.display_repo(repo)
+            self.set_has_data(True)
         else:
             self.display_empty()
+            self.set_has_data(False)
         self.top.show()
 
     def display_repo(self, repo):

src/plugins/gramplet/Sources.py

@@ -56,6 +56,7 @@ class Sources(Gramplet):
         """
         for source_ref in obj.get_source_references():
             self.add_source_ref(source_ref)
+        self.set_has_data(self.model.count > 0)
 
     def add_source_ref(self, source_ref):
         """
@@ -80,6 +81,16 @@ class Sources(Gramplet):
             except Errors.WindowActiveError:
                 pass
 
+    def get_has_data(self, obj):
+        """
+        Return True if the gramplet has data, else return False.
+        """
+        if obj is None: 
+            return False
+        if obj.get_source_references():
+            return True
+        return False
+
 class PersonSources(Sources):
     """
     Displays the sources for a person.
@@ -91,6 +102,11 @@ class PersonSources(Sources):
     def active_changed(self, handle):
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Person')
+        active = self.dbstate.db.get_person_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Person')
         active = self.dbstate.db.get_person_from_handle(active_handle)
@@ -98,6 +114,8 @@ class PersonSources(Sources):
         self.model.clear()
         if active:
             self.display_sources(active)
+        else:
+            self.set_has_data(False)
 
 class EventSources(Sources):
     """
@@ -108,6 +126,11 @@ class EventSources(Sources):
         self.connect_signal('Event', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Event')
+        active = self.dbstate.db.get_event_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Event')
         active = self.dbstate.db.get_event_from_handle(active_handle)
@@ -115,6 +138,8 @@ class EventSources(Sources):
         self.model.clear()
         if active:
             self.display_sources(active)
+        else:
+            self.set_has_data(False)
 
 class FamilySources(Sources):
     """
@@ -125,6 +150,11 @@ class FamilySources(Sources):
         self.connect_signal('Family', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Family')
+        active = self.dbstate.db.get_family_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Family')
         active = self.dbstate.db.get_family_from_handle(active_handle)
@@ -132,6 +162,8 @@ class FamilySources(Sources):
         self.model.clear()
         if active:
             self.display_sources(active)
+        else:
+            self.set_has_data(False)
 
 class PlaceSources(Sources):
     """
@@ -142,6 +174,11 @@ class PlaceSources(Sources):
         self.connect_signal('Place', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Place')
+        active = self.dbstate.db.get_place_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Place')
         active = self.dbstate.db.get_place_from_handle(active_handle)
@@ -149,6 +186,8 @@ class PlaceSources(Sources):
         self.model.clear()
         if active:
             self.display_sources(active)
+        else:
+            self.set_has_data(False)
 
 class MediaSources(Sources):
     """
@@ -159,6 +198,11 @@ class MediaSources(Sources):
         self.connect_signal('Media', self.update)
         self.update()
 
+    def update_has_data(self):
+        active_handle = self.get_active('Media')
+        active = self.dbstate.db.get_object_from_handle(active_handle)
+        self.set_has_data(self.get_has_data(active))
+    
     def main(self):
         active_handle = self.get_active('Media')
         active = self.dbstate.db.get_object_from_handle(active_handle)
@@ -166,4 +210,6 @@ class MediaSources(Sources):
         self.model.clear()
         if active:
             self.display_sources(active)
+        else:
+            self.set_has_data(False)