From f18a85db6906aae375b5681dcbd3892818c89d4d Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Wed, 7 Dec 2016 10:19:17 +0530
Subject: [PATCH] Shortcuts to change active tab

---
 kitty/boss.py    | 14 +++++++++++---
 kitty/kitty.conf |  4 ++++
 kitty/tabs.py    |  6 ++++++
 3 files changed, 21 insertions(+), 3 deletions(-)

diff --git a/kitty/boss.py b/kitty/boss.py
index fb828ed70..d355cebc4 100644
--- a/kitty/boss.py
+++ b/kitty/boss.py
@@ -257,15 +257,17 @@ class Boss(Thread):
         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 @@ class Boss(Thread):
             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)
+
     # }}}
diff --git a/kitty/kitty.conf b/kitty/kitty.conf
index 44eab444d..55567c379 100644
--- a/kitty/kitty.conf
+++ b/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
diff --git a/kitty/tabs.py b/kitty/tabs.py
index e111f4336..51d4cb4c0 100644
--- a/kitty/tabs.py
+++ b/kitty/tabs.py
@@ -191,6 +191,12 @@ class TabManager:
         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)