use

keyval == keysyms.Tab or keyval == keysyms.ISO_Left_Tab
instead of:
hardware_keycode == 23
so it works under win too.

src/chat.py

@@ -294,13 +294,11 @@ def new_tab(self, jid):
 
 	def on_conversation_textview_key_press_event(self, widget, event):
 		"""Do not block these events and send them to the notebook"""
-		if (event.state & gtk.gdk.CONTROL_MASK) and \
-		   (event.state & gtk.gdk.SHIFT_MASK):
-			if event.hardware_keycode == 23: # CTRL + SHIFT + TAB
-				self.notebook.emit('key_press_event', event)
-		elif event.state & gtk.gdk.CONTROL_MASK:
+		if event.state & gtk.gdk.CONTROL_MASK:
 			if event.keyval == gtk.keysyms.Tab: # CTRL + TAB
 				self.notebook.emit('key_press_event', event)
+			elif event.keyval == gtk.keysyms.ISO_Left_Tab: # CTRL + SHIFT + TAB
+				self.notebook.emit('key_press_event', event)
 			elif event.keyval == gtk.keysyms.Page_Down: # CTRL + PAGE DOWN
 				self.notebook.emit('key_press_event', event)
 			elif event.keyval == gtk.keysyms.Page_Up: # CTRL + PAGE UP
@@ -353,15 +351,15 @@ def on_chat_notebook_key_press_event(self, widget, event):
 				conversation_scrolledwindow = self.xml.get_widget('conversation_scrolledwindow')
 				conversation_scrolledwindow.emit('scroll-child',
 					gtk.SCROLL_PAGE_BACKWARD, False)
-		elif event.hardware_keycode == 23: # TAB
-			if (event.state & gtk.gdk.CONTROL_MASK) and \
-				(event.state & gtk.gdk.SHIFT_MASK): # CTRL + SHIFT + TAB
+		elif event.keyval == gtk.keysyms.ISO_Left_Tab: # SHIFT + TAB
+			if (event.state & gtk.gdk.CONTROL_MASK): # CTRL + SHIFT + TAB
 				current = self.notebook.get_current_page()
 				if current > 0:
 					self.notebook.set_current_page(current - 1)
 				else:
 					self.notebook.set_current_page(self.notebook.get_n_pages()-1)
-			elif event.state & gtk.gdk.CONTROL_MASK: # CTRL + TAB
+		elif event.keyval == gtk.keysyms.Tab: # TAB
+			if event.state & gtk.gdk.CONTROL_MASK: # CTRL + TAB
 				current = self.notebook.get_current_page()
 				if current < (self.notebook.get_n_pages()-1):
 					self.notebook.set_current_page(current + 1)

src/groupchat_window.py

@@ -287,11 +287,11 @@ def on_message_textview_key_press_event(self, widget, event):
 		room_jid = self.get_active_jid()
 		conversation_textview = self.xmls[room_jid].get_widget(
 			'conversation_textview')
-		if event.hardware_keycode == 23: # TAB
-			if (event.state & gtk.gdk.CONTROL_MASK) and \
-				(event.state & gtk.gdk.SHIFT_MASK): # CTRL + SHIFT + TAB  
+		if event.keyval == gtk.keysyms.ISO_Left_Tab: # SHIFT + TAB
+			if (event.state & gtk.gdk.CONTROL_MASK): # CTRL + SHIFT + TAB  
 				self.notebook.emit('key_press_event', event)
-			elif event.state & gtk.gdk.CONTROL_MASK: # CTRL + TAB
+		elif event.keyval == gtk.keysyms.Tab: # TAB
+			if event.state & gtk.gdk.CONTROL_MASK: # CTRL + TAB
 				self.notebook.emit('key_press_event', event)
 			else:
 				list_nick = self.get_nick_list(room_jid)

src/tabbed_chat_window.py

@@ -190,11 +190,11 @@ def on_message_textview_key_press_event(self, widget, event):
 		and printed in the conversation"""
 		jid = self.get_active_jid()
 		conversation_textview = self.xmls[jid].get_widget('conversation_textview')
-		if event.hardware_keycode == 23: # TAB (do not make it .Tab ==> fails)
-			if (event.state & gtk.gdk.CONTROL_MASK) and \
-				(event.state & gtk.gdk.SHIFT_MASK): # CTRL + SHIFT + TAB
+		if event.keyval == gtk.keysyms.ISO_Left_Tab: # SHIFT + TAB
+			if event.state & gtk.gdk.CONTROL_MASK: # CTRL + SHIFT + TAB
 				self.notebook.emit('key_press_event', event)
-			elif event.state & gtk.gdk.CONTROL_MASK: # CTRL + TAB
+		if event.keyval == gtk.keysyms.Tab:
+			if event.state & gtk.gdk.CONTROL_MASK: # CTRL + TAB
 				self.notebook.emit('key_press_event', event)
 		elif event.keyval == gtk.keysyms.Page_Down: # PAGE DOWN
 			if event.state & gtk.gdk.CONTROL_MASK: # CTRL + PAGE DOWN