Added functionality to close tabs

mytwitter.py

@@ -53,8 +53,7 @@ class MyTwitter():
 
         # Add the Home tab to the notebook
         home_pane = TweetPane('Home', self)
-        self.tweet_notebook.append_page(home_pane)
-        self.tweet_notebook.set_tab_label_text(home_pane, 'Home')
+        self.add_to_notebook(home_pane, 'Home')
 
         # Put Home, @user, and lists in the View menu...
         lists = self.api.GetUserLists()
@@ -145,12 +144,59 @@ class MyTwitter():
 
         # Now, add a new tab with this list
         new_pane = TweetPane(name, self)
-        self.tweet_notebook.append_page(new_pane)
-        self.tweet_notebook.set_tab_label_text(new_pane, name)
+        self.add_to_notebook(new_pane, name)
         
         # And, to propagate it:
         self.update_windows()
 
+
+    # Remove one of the views from the tweet notebook.
+    # Called when the close button is clicked on one of the views
+    def remove_view(self, event, name):
+        for i in range(self.tweet_notebook.get_n_pages()):
+            pane = self.tweet_notebook.get_nth_page(i)
+            if (pane.get_list_name() == name):
+                self.tweet_notebook.remove_page(i)
+                return
+
+
+    # This code modified from create_custom_tab in:
+    # http://www.daa.com.au/pipermail/pygtk/2006-April/012216.html
+    #
+    # fixme: this code is pretty heinous, all clumped together like this.
+    #        a CloseTabLabel class would be nice, maybe...
+    def add_to_notebook(self, widget, name):
+        #create a custom tab for notebook containing a 
+        #label and a button with STOCK_ICON
+        eventBox = gtk.EventBox()
+        tabBox = gtk.HBox(False, 2)
+        tabLabel = gtk.Label(name)
+        tabButton=gtk.Button()
+        tabButton.connect('clicked', self.remove_view, name)
+
+        #Add a picture on a button
+        iconBox = gtk.HBox(False, 0)        
+        image = gtk.Image()
+        image.set_from_stock(gtk.STOCK_CLOSE,gtk.ICON_SIZE_MENU)
+        gtk.Button.set_relief(tabButton,gtk.RELIEF_NONE)
+        settings = gtk.Widget.get_settings(tabButton)
+        (w,h) = gtk.icon_size_lookup_for_settings(settings,gtk.ICON_SIZE_MENU)
+        gtk.Widget.set_size_request(tabButton, w + 4, h + 4);
+        iconBox.pack_start(image, True, False, 0)
+        tabButton.add(iconBox)
+
+        tabBox.pack_start(tabLabel, False)       
+        tabBox.pack_start(tabButton, False)
+
+        # needed, otherwise even calling show_all on the notebook won't
+        # make the hbox contents appear.
+        tabBox.show_all()
+        eventBox.add(tabBox)
+
+        # Now, add this convoluted eventBox to the new pane
+        self.tweet_notebook.append_page(widget, eventBox)
+
+
 ### end class MyTwitter