awful: add titlebar support

Signed-off-by: Julien Danjou <julien@danjou.info>

CMakeLists.txt

@@ -22,8 +22,7 @@ include_directories(
     ${AWESOME_OPTIONAL_INCLUDE_DIRS})
 
 set(AWE_LUA_FILES
-    ${SOURCE_DIR}/lib/tabulous.lua
+    ${SOURCE_DIR}/lib/tabulous.lua)
-    ${SOURCE_DIR}/lib/awful.lua)
 
 set(AWE_CONF_FILE_DEFAULT ${BUILD_DIR}/awesomerc.lua)
 set(AWE_CONF_FILE rc.lua)

awesomeConfig.cmake

@@ -261,6 +261,7 @@ set(AWESOME_ICON_PATH        ${AWESOME_DATA_PATH}/icons)
 set(AWESOME_CONFIGURE_FILES
     config.h.in
     awesomerc.lua.in
+    lib/awful.lua.in
     awesome-version-internal.h.in
     awesome.doxygen.in)
 

awesomerc.lua.in

@@ -290,6 +290,7 @@ function hook_focus(c)
     if not awful.client.ismarked(c) then
         c.border_color = border_focus
     end
+    awful.titlebar.update(c, bg_normal, fg_normal, bg_focus, fg_focus)
 end
 
 -- Hook function to execute when unfocusing a client.
@@ -297,6 +298,7 @@ function hook_unfocus(c)
     if not awful.client.ismarked(c) then
         c.border_color = border_normal
     end
+    awful.titlebar.update(c, bg_normal, fg_normal, bg_focus, fg_focus)
 end
 
 -- Hook function to execute when marking a client
@@ -321,6 +323,9 @@ end
 function hook_manage(c)
     -- Set floating placement to be smart!
     c.floating_placement = "smart"
+    -- Add a titlebar
+    c.titlebar = awful.titlebar.new({ fg = fg, bg = bg })
+    awful.titlebar.update(c, bg_normal, fg_normal, bg_focus, fg_focus)
     -- Add mouse bindings
     c:mouse_add(mouse({ }, 1, function (c) c:focus_set(); c:raise() end))
     c:mouse_add(mouse({ modkey }, 1, function (c) c:mouse_move() end))
@@ -368,6 +373,11 @@ function hook_timer ()
     -- mytextbox.text = " " .. os.date() .. " "
 end
 
+function hook_titleupdate (c)
+    -- Update titlebar
+    awful.titlebar.update(c, bg_normal, fg_normal, bg_focus, fg_focus)
+end
+
 -- Set up some hooks
 awful.hooks.focus(hook_focus)
 awful.hooks.unfocus(hook_unfocus)
@@ -377,4 +387,5 @@ awful.hooks.manage(hook_manage)
 awful.hooks.mouseover(hook_mouseover)
 awful.hooks.arrange(hook_arrange)
 awful.hooks.timer(1, hook_timer)
+awful.hooks.titleupdate(hook_titleupdate)
 -- }}}

lib/awful.lua.in

@@ -26,6 +26,8 @@ local screen = screen
 local client = client
 local tag = tag
 local mouse = mouse
+local titlebar = titlebar
+local widget = widget
 local os = os
 local table = table
 local hooks = hooks
@@ -43,6 +45,7 @@ P.screen = {}
 P.layout = {}
 P.client = {}
 P.tag = {}
+P.titlebar = {}
 P.widget = {}
 P.widget.taglist = {}
 P.widget.taglist.label = {}
@@ -836,4 +839,47 @@ function P.widget.tasklist.label.currenttags(c, screen, bg_focus, fg_focus)
     end
 end
 
+--- Create a standard titlebar.
+-- @param args Arguments.
+-- fg: the foreground color,
+-- bg: the background color.
+-- text_align: the title text alignment.
+-- @return A brand new titlebar.
+function P.titlebar.new(args)
+    local tb = titlebar(args)
+    tb:widget_add(widget({ type = "textbox", name = "title" }))
+    local close_button= widget({ type = "textbox", name = "close", align = "right"})
+    close_button:mouse_add(mouse({ }, 1, function (t) t:client_get():kill() end))
+    tb:widget_add(close_button)
+    return tb
+end
+
+--- Update a titlebar. This should be called in some hooks.
+-- @param c The client to update.
+-- @param bg The background color for normal client.
+-- @param fg The foreground color for normal client.
+-- @param bg_focus The background color for focused client.
+-- @param fg_focus The foreground color for focused client.
+function P.titlebar.update(c, bg, fg, bg_focus, fg_focus)
+    if c.titlebar then
+        local widgets = c.titlebar:widget_get()
+        if widgets.title then
+            widgets.title.text = " " .. P.escape(c.name)
+        end
+        if client.focus_get() == c then
+            c.titlebar.bg = bg_focus
+            c.titlebar.fg = fg_focus
+            if widgets.close then
+                widgets.close.text = "<bg image=\"@AWESOME_ICON_PATH@/titlebar/closer.png\" resize=\"true\"/>"
+            end
+        else
+            c.titlebar.bg = bg
+            c.titlebar.fg = fg
+            if widgets.close then
+                widgets.close.text = "<bg image=\"@AWESOME_ICON_PATH@/titlebar/close.png\" resize=\"true\"/>"
+            end
+        end
+    end
+end
+
 return P