Added missing has_data interface for QuickViews

svn: r17125

src/docgen/TextBufDoc.py

@@ -104,6 +104,7 @@ class TextBufDoc(BaseDoc, TextDoc):
     #--------------------------------------------------------------------
     def open(self, filename, container=None):
         self.type = "gtk"
+        self.has_data = True
         self.tag_table = gtk.TextTagTable()
 
         sheet = self.get_style_sheet()

src/plugins/gramplet/QuickViewGramplet.py

@@ -77,11 +77,20 @@ class QuickViewGramplet(Gramplet):
         except:
             active_handle = None
         if active_handle:
-            run_quick_report_by_name(self.gui.dbstate, 
-                                     self.gui.uistate, 
-                                     quick_view,
-                                     active_handle,
-                                     container=self.gui.textview)
+            docman = run_quick_report_by_name(self.gui.dbstate, 
+                                              self.gui.uistate, 
+                                              quick_view,
+                                              active_handle,
+                                              container=self.gui.textview)
+            self.set_has_data(docman.document.has_data)
+        else:
+            self.set_has_data(False)
+
+    def update_has_data(self):
+        """
+        Update the has_data indicator when gramplet is not visible.
+        """
+        self.main()
 
     def build_options(self):
         from gen.plug.menu import EnumeratedListOption

src/plugins/quickview/LinkReferences.py

@@ -66,8 +66,10 @@ def run(database, document, obj):
 
     if stab.get_row_count() > 0:
         stab.write(sdoc)
+        document.has_data = True
     else:
         sdoc.paragraph(_("No link references for this note"))
         sdoc.paragraph("")
+        document.has_data = False
     sdoc.paragraph("")