fix Ctrl+C handling. Fixes #1503

src/chat_control.py

@@ -556,10 +556,11 @@ class ChatControlBase(MessageControl, ChatCommandProcessor, CommandTools):
     def _conv_textview_key_press_event(self, widget, event):
         # translate any layout to latin_layout
         keymap = gtk.gdk.keymap_get_default()
-        keycode, group, level = keymap.get_entries_for_keyval(event.keyval)[0]
-        keycodec, group, level = keymap.get_entries_for_keyval(gtk.keysyms.c)[0]
-        if (event.state & gtk.gdk.CONTROL_MASK and event.keyval in (keycodec,
-        gtk.keysyms.Insert)) or (event.state & gtk.gdk.SHIFT_MASK and \
+        keycode = keymap.get_entries_for_keyval(event.keyval)[0][0]
+        keycode_c = keymap.get_entries_for_keyval(gtk.keysyms.c)[0][0]
+        keycode_ins = keymap.get_entries_for_keyval(gtk.keysyms.Insert)[0][0]
+        if (event.state & gtk.gdk.CONTROL_MASK and keycode in (keycode_c,
+        keycode_ins)) or (event.state & gtk.gdk.SHIFT_MASK and \
         event.keyval in (gtk.keysyms.Page_Down, gtk.keysyms.Page_Up)):
             return False
         self.parent_win.notebook.emit('key_press_event', event)