Shortcuts to change active tab

kitty/boss.py

@@ -257,15 +257,17 @@ def on_key(self, window, key, scancode, action, mods):
         self.start_cursor_blink()
         if action == GLFW_PRESS or action == GLFW_REPEAT:
             func = get_shortcut(self.opts.keymap, mods, key)
-            tab = self.active_tab
-            if tab is None:
-                return
+            import pprint
+            pprint.pprint(self.opts.keymap)
             if func is not None:
                 f = getattr(self, func, None)
                 if f is not None:
                     passthrough = f()
                     if not passthrough:
                         return
+            tab = self.active_tab
+            if tab is None:
+                return
             window = self.active_window
             if window is not None:
                 yield window
@@ -428,4 +430,10 @@ def paste_from_clipboard(self):
             if w is not None:
                 self.queue_action(w.paste, text)
 
+    def next_tab(self):
+        self.queue_action(self.tab_manager.next_tab)
+
+    def previous_tab(self):
+        self.queue_action(self.tab_manager.next_tab, -1)
+
     # }}}

kitty/kitty.conf

@@ -142,3 +142,7 @@ map ctrl+shift+]        next_window
 map ctrl+shift+[        previous_window
 map ctrl+shift+w        close_window
 map ctrl+shift+l        next_layout
+
+# Tab management
+map ctrl+shift+right        next_tab
+map ctrl+shift+left         previous_tab

kitty/tabs.py

@@ -191,6 +191,12 @@ def resize(self, only_tabs=False):
         self.screen = s
         self.can_render = True
 
+    def next_tab(self, delta=1):
+        if len(self.tabs) > 1:
+            self.active_tab_idx = (self.active_tab_idx + len(self.tabs) + delta) % len(self.tabs)
+            self.tabbar_dirty = True
+            glfw_post_empty_event()
+
     def __iter__(self):
         return iter(self.tabs)