From c8129fe8367a8c0440618a0a0aa88085ff0bbcc1 Mon Sep 17 00:00:00 2001
From: Julio Biason <julio.biason@gmail.com>
Date: Thu, 10 Dec 2009 15:24:29 -0200
Subject: [PATCH] Delete works, but still lacks exception handling (but so does
 update, we'll deal with it later)

---
 mitterlib/ui/ui_pygtk.py | 90 +++++++++++++++++++++++++++-------------
 1 file changed, 62 insertions(+), 28 deletions(-)

diff --git a/mitterlib/ui/ui_pygtk.py b/mitterlib/ui/ui_pygtk.py
index a2ecbf0..71f4436 100644
--- a/mitterlib/ui/ui_pygtk.py
+++ b/mitterlib/ui/ui_pygtk.py
@@ -394,9 +394,8 @@ class Interface(object):
         self._delete_action = gtk.Action('Delete', '_Delete', 
                 'Delete a post', gtk.STOCK_DELETE)
         self._delete_action.set_property('sensitive', False)
-        # TODO: Reconnect
-        #delete_action.connect('activate', self.delete_tweet)
-        action_group.add_action_with_accel(self._delete_action, '<Delete>')
+        self._delete_action.connect('activate', self._delete_message)
+        action_group.add_action_with_accel(self._delete_action, 'Delete')
         # TODO: Check the accelerator
         
         self._reply_action = gtk.Action('Reply', '_Reply', 
@@ -453,8 +452,8 @@ class Interface(object):
         self._count_label.set_justify(gtk.JUSTIFY_LEFT)
         self._reply_label = gtk.Label()
         
-        info_box.pack_start(self._count_label)
-        info_box.pack_start(self._reply_label)
+        info_box.pack_start(self._count_label, expand=True, fill=True)
+        info_box.pack_start(self._reply_label, expand=True, fill=True)
         
         self._count_chars(text_buffer)
         
@@ -604,6 +603,28 @@ class Interface(object):
         self._cancel_action.set_property('sensitive', enabled)
         return
 
+    def _refresh(self, widget=None):
+        """Request a refresh. *widget* is the widget that called this
+        function (we basically ignore it.)"""
+        if self._refresh_id:
+            # "De-queue" the next refresh
+            _log.debug('Dequeuing next refresh')
+            gobject.source_remove(self._refresh_id)
+            self._refresh_id = None
+            
+        # do the refresh
+        self._threads.add_work(self._post_get_messages,
+                self._exception_get_messages,
+                self._connection.messages)
+                
+        # queue the next auto-refresh
+        interval = self._options[self.NAMESPACE]['refresh_interval']
+        _log.debug('Queueing next refresh in %d minutes', interval)
+        self._refresh_id = gobject.timeout_add(
+                interval * 60 * 1000,
+                self._refresh, None)
+        return
+
     # ------------------------------------------------------------
     # Widget callback functions
     # ------------------------------------------------------------
@@ -614,7 +635,7 @@ class Interface(object):
         count = len(text)
 
         # TODO: gettext to properly use "characters"/"character"
-        self._count_label.set_text('%d characters available' % (140 - count))
+        self._count_label.set_text('%d characters' % count)
         #self._update_button.set_label('(%d)' % (140 - count))
         self._update_sensitivity(not (count == 0))
 
@@ -730,33 +751,34 @@ class Interface(object):
         """Clear the list of posts from the grid."""
         self._grid.get_model().clear()
         return
+        
+    def _delete_message(self, widget, user_data=None):
+        """Delete a message."""
+        (model, iter) = self._grid.get_selection().get_selected()
+        message = model.get_value(iter, 0)
+        
+        if not self._connection.can_delete(message):
+            # Since we delete only one message, we don't need to worry about
+            # multiple networks here.
+            error_dialog = gtk.MessageDialog(parent=self._main_window,
+                    type=gtk.MESSAGE_ERROR,
+                    message_format='Message cannot be deleted',
+                    buttons=gtk.BUTTONS_OK)
+            error_dialog.run()
+            error_dialog.destroy()
+            return
+            
+        _log.debug('Deleting messing %d', message.id)
+        self._threads.add_work(self._post_delete_message,
+                self._exception_delete_message,
+                self._connection.delete_message,
+                message)
+        return
 
     # ------------------------------------------------------------
     # Network related functions
     # ------------------------------------------------------------
     
-    def _refresh(self, widget=None):
-        """Request a refresh. *widget* is the widget that called this
-        function (we basically ignore it.)"""
-        if self._refresh_id:
-            # "De-queue" the next refresh
-            _log.debug('Dequeuing next refresh')
-            gobject.source_remove(self._refresh_id)
-            self._refresh_id = None
-            
-        # do the refresh
-        self._threads.add_work(self._post_get_messages,
-                self._exception_get_messages,
-                self._connection.messages)
-                
-        # queue the next auto-refresh
-        interval = self._options[self.NAMESPACE]['refresh_interval']
-        _log.debug('Queueing next refresh in %d minutes', interval)
-        self._refresh_id = gobject.timeout_add(
-                interval * 60 * 1000,
-                self._refresh, None)
-        return
-
     ### Results from the "messages" request
     def _post_get_messages(self, widget, results):
         """Function called after the data from the messages list is
@@ -823,6 +845,18 @@ class Interface(object):
         _log.debug('Update error')
         _log.debug(str(exception))
         return
+        
+    ### Results for the delete message call
+    def _post_delete_message(self, widget, data):
+        """Called when the message is deleted successfully."""
+        _log.debug('Message deleted.')
+        return
+        
+    def _exception_delete_message(self, widget, exception):
+        """Called when the message cannot be deleted."""
+        _log.debug('Delete error')
+        _log.debug(str(exception))
+        return
 
     # ------------------------------------------------------------
     # Required functions for all interfaces