From d9a82c87a4ccc70a3fa222e2456fbf467bd40f5b Mon Sep 17 00:00:00 2001
From: Emmanuel Lepage Vallee <elv1313@gmail.com>
Date: Tue, 15 Apr 2014 22:55:23 -0400
Subject: [PATCH] Support multiple tags at once in the tasklist

---
 impl/taglist/init.lua  |  5 ++---
 impl/tasklist/init.lua | 14 ++++++++++----
 layout/vertical.lua    |  1 -
 3 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/impl/taglist/init.lua b/impl/taglist/init.lua
index 6da1627..bb6f9db 100644
--- a/impl/taglist/init.lua
+++ b/impl/taglist/init.lua
@@ -95,7 +95,6 @@ local function create_item(t,s)
   end)
 
   item._internal.screen = s
---   item.state[radical.base.item_flags.USED    ] = #t:clients() > 0
   item.state[radical.base.item_flags.SELECTED] = t.selected or nil
   cache[t] = item
   item.tag = t
@@ -106,8 +105,8 @@ local function track_used(c,t)
   if t then
     local item = cache[t] or create_item(t,tag.getscreen(t))
     if not item then return end -- Yes, it happen if the screen is still nil
-    item.state[radical.base.item_flags.USED] = #t:clients() > 0
-    item.state[radical.base.item_flags.CHANGED] = not t.selected
+    item.state[radical.base.item_flags.USED] = #t:clients() > 0 and true or nil
+    item.state[radical.base.item_flags.CHANGED] = ((not t.selected) and #t:clients() > 0) and true or nil
   end
 end
 
diff --git a/impl/tasklist/init.lua b/impl/tasklist/init.lua
index 2c47987..87f80a4 100644
--- a/impl/tasklist/init.lua
+++ b/impl/tasklist/init.lua
@@ -167,11 +167,17 @@ local function load_clients(t)
   local screen = tag.getscreen(t)
   if not t or not screen or not instances[screen] then return end
   local menu = instances[screen].menu
-  if t.selected then
+  local clients = {}
+  local selected = tag.selectedlist(screen)
+  -- The "#selected > 0" is for reseting when multiple tags are selected
+  if t.selected or #selected > 0 then
     menu:clear()
-    for k, c in ipairs(t:clients()) do
-      if not c.sticky then
-        add_client(c,screen)
+    for k2,t2 in ipairs(selected) do
+      for k, c in ipairs(t2:clients()) do
+        if not c.sticky then
+          add_client(c,screen)
+          clients[#clients+1] = c
+        end
       end
     end
     for c,_ in pairs(sticky) do
diff --git a/layout/vertical.lua b/layout/vertical.lua
index abccf4e..ae6e937 100644
--- a/layout/vertical.lua
+++ b/layout/vertical.lua
@@ -112,7 +112,6 @@ function module:setup_item(data,item,args)
   end
   --Create the background
   local item_layout = item.layout or data.item_layout or horizontal_item_layout
-  print("\n\n\n\nsadHERE",item.layout,data.item_layout)
   item.widget = item_layout(item,data,args)--wibox.widget.background()
   cache_pixmap(item)