Add more functions for cmus widget

2 files changed, 31 insertions, 6 deletions

diff --git a/cmus-widget/README.md b/cmus-widget/README.md
index eec5773..0f6dbc2 100644
--- a/cmus-widget/README.md
+++ b/cmus-widget/README.md
@@ -31,10 +31,11 @@ s.mytasklist, -- Middle widget
 To improve responsiveness of the widget when playback is changed by a shortcut use corresponding methods of the widget:
 
 ```lua
-awful.key({ modkey, "Shift"   }, 
-        "p", 
-        function() cmus_widget:play_pause() end, 
-        {description = "play/pause cmus", group = "custom"}),
+awful.key({ modkey, "Shift"   }, "p",              function () cmus_widget:play_pause() end, {description = "toggle track",   group = "cmus"}),
+awful.key({                   }, "XF86AudioPlay",  function () cmus_widget:play()       end, {description = "play track",     group = "cmus"}),
+awful.key({                   }, "XF86AudioPause", function () cmus_widget:play()       end, {description = "pause track",    group = "cmus"}),
+awful.key({                   }, "XF86AudioNext",  function () cmus_widget:next_track() end, {description = "next track",     group = "cmus"}),
+awful.key({                   }, "XF86AudioPrev",  function () cmus_widget:prev_track() end, {description = "previous track", group = "cmus"}),
 ```
 
 ## Customization
diff --git a/cmus-widget/cmus.lua b/cmus-widget/cmus.lua
index 2ffa872..d676550 100644
--- a/cmus-widget/cmus.lua
+++ b/cmus-widget/cmus.lua
@@ -96,14 +96,38 @@ local function worker(user_args)
         end
     end
 
-    function cmus_widget:play_pause()
-        spawn("cmus-remote -u")
+    function cmus_widget:update()
         spawn.easy_async("cmus-remote -Q",
         function(stdout, _, _, code)
             update_widget(cmus_widget.widget, stdout, _, _, code)
         end)
     end
 
+    function cmus_widget:play_pause()
+        spawn("cmus-remote -u")
+        cmus_widget.update()
+    end
+
+    function cmus_widget:pause()
+        spawn("cmus-remote -u")
+        cmus_widget.update()
+    end
+
+    function cmus_widget:play()
+        spawn("cmus-remote -u")
+        cmus_widget.update()
+    end
+
+    function cmus_widget:next_track()
+        spawn("cmus-remote -u")
+        cmus_widget.update()
+    end
+
+    function cmus_widget:prev_track()
+        spawn("cmus-remote -u")
+        cmus_widget.update()
+    end
+
     cmus_widget.widget:buttons(
             awful.util.table.join(
                     awful.button({}, 1, function() cmus_widget:play_pause() end)