when we quit gajim, check if we have unread or recently received messages and warn the user

src/roster_window.py

@@ -22,6 +22,7 @@ import gtk.glade
 import pango
 import gobject
 import os
+import time
 import Queue
 import common.sleepy
 
@@ -987,6 +988,35 @@ class Roster_window:
 
 	def on_quit_menuitem_activate(self, widget):
 		accounts = gajim.connections.keys()
+		# check if we have unread or recent mesages
+		unread = False
+		recent = False
+		if self.nb_unread > 0:
+			unread = True
+		for account in accounts:
+			if self.plugin.windows[account]['chats'].has_key('tabbed'):
+				wins = [self.plugin.windows[account]['chats']['tabbed']]
+			else:
+				wins = self.plugin.windows[account]['chats'].values()
+			for win in wins:
+				unrd = 0
+				for jid in win.nb_unread:
+					unrd += win.nb_unread[jid]
+				if unrd:
+					unread = True
+					break
+				for jid in win.users:
+					if time.time() - win.last_message_time[jid] < 2:
+						recent = True
+						break
+		if unread:
+			dialog = dialogs.Confirmation_dialog(_('You have unread messages, do you still want to quit Gajim ?'))
+			if dialog.get_response() != gtk.RESPONSE_YES:
+				return
+		if recent:
+			dialog = dialogs.Confirmation_dialog(_('You received a message in the last two seconds. Do you still want to quit Gajim ?'))
+			if dialog.get_response() != gtk.RESPONSE_YES:
+				return
 		get_msg = False
 		for acct in accounts:
 			if gajim.connections[acct].connected: