255 lines
7.1 KiB
Lua
255 lines
7.1 KiB
Lua
---------------------------------------------------------------------------
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-- @author Uli Schlachter
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-- @copyright 2010 Uli Schlachter
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-- @release @AWESOME_VERSION@
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-- @classmod wibox
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---------------------------------------------------------------------------
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local capi = {
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drawin = drawin,
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root = root,
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awesome = awesome,
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screen = screen
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}
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local setmetatable = setmetatable
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local pairs = pairs
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local type = type
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local object = require("gears.object")
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local grect = require("gears.geometry").rectangle
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local beautiful = require("beautiful")
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local base = require("wibox.widget.base")
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--- This provides widget box windows. Every wibox can also be used as if it were
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-- a drawin. All drawin functions and properties are also available on wiboxes!
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-- wibox
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local wibox = { mt = {}, object = {} }
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wibox.layout = require("wibox.layout")
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wibox.container = require("wibox.container")
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wibox.widget = require("wibox.widget")
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wibox.drawable = require("wibox.drawable")
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wibox.hierarchy = require("wibox.hierarchy")
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local force_forward = {
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shape_bounding = true,
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shape_clip = true,
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}
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--@DOC_wibox_COMMON@
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function wibox:set_widget(widget)
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self._drawable:set_widget(widget)
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end
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function wibox:get_widget()
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return self._drawable.widget
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end
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wibox.setup = base.widget.setup
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function wibox:set_bg(c)
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self._drawable:set_bg(c)
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end
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function wibox:set_bgimage(image, ...)
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self._drawable:set_bgimage(image, ...)
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end
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function wibox:set_fg(c)
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self._drawable:set_fg(c)
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end
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function wibox:find_widgets(x, y)
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return self._drawable:find_widgets(x, y)
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end
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function wibox:get_screen()
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if self.screen_assigned and self.screen_assigned.valid then
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return self.screen_assigned
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else
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self.screen_assigned = nil
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end
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local sgeos = {}
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for s in capi.screen do
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sgeos[s] = s.geometry
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end
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return grect.get_closest_by_coord(sgeos, self.x, self.y)
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end
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function wibox:set_screen(s)
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s = capi.screen[s or 1]
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if s ~= self:get_screen() then
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self.x = s.geometry.x
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self.y = s.geometry.y
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end
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-- Remember this screen so things work correctly if screens overlap and
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-- (x,y) is not enough to figure out the correct screen.
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self.screen_assigned = s
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end
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for _, k in pairs{ "buttons", "struts", "geometry", "get_xproperty", "set_xproperty" } do
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wibox[k] = function(self, ...)
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return self.drawin[k](self.drawin, ...)
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end
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end
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local function setup_signals(_wibox)
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local obj
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local function clone_signal(name)
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-- When "name" is emitted on wibox.drawin, also emit it on wibox
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obj:connect_signal(name, function(_, ...)
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_wibox:emit_signal(name, ...)
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end)
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end
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obj = _wibox.drawin
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clone_signal("property::border_color")
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clone_signal("property::border_width")
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clone_signal("property::buttons")
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clone_signal("property::cursor")
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clone_signal("property::height")
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clone_signal("property::ontop")
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clone_signal("property::opacity")
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clone_signal("property::struts")
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clone_signal("property::visible")
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clone_signal("property::width")
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clone_signal("property::x")
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clone_signal("property::y")
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clone_signal("property::geometry")
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clone_signal("property::shape_bounding")
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clone_signal("property::shape_clip")
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obj = _wibox._drawable
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clone_signal("button::press")
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clone_signal("button::release")
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clone_signal("mouse::enter")
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clone_signal("mouse::leave")
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clone_signal("mouse::move")
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clone_signal("property::surface")
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end
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--- Create a wibox.
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-- @tparam[opt=nil] table args
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-- @tparam integer args.border_width Border width.
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-- @tparam string args.border_color Border color.
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-- @tparam boolean args.ontop On top of other windows.
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-- @tparam string args.cursor The mouse cursor.
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-- @tparam boolean args.visible Visibility.
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-- @tparam number args.opacity The opacity of the wibox, between 0 and 1.
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-- @tparam string args.type The window type (desktop, normal, dock, …).
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-- @tparam integer args.x The x coordinates.
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-- @tparam integer args.y The y coordinates.
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-- @tparam integer args.width The width of the wibox.
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-- @tparam integer args.height The height of the wibox.
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-- @tparam screen args.screen The wibox screen.
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-- @tparam wibox.widget args.widget The widget that the wibox displays.
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-- @param args.shape_bounding The wibox’s bounding shape as a (native) cairo surface.
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-- @param args.shape_clip The wibox’s clip shape as a (native) cairo surface.
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-- @tparam color args.bg The background of the wibox.
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-- @tparam surface args.bgimage The background image of the drawable.
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-- @tparam color args.fg The foreground (text) of the wibox.
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-- @treturn wibox The new wibox
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-- @function .wibox
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local function new(args)
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args = args or {}
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local ret = object()
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local w = capi.drawin(args)
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-- lua 5.1 and luajit have issues with self referencing loops
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local avoid_leak = setmetatable({ret},{__mode="v"})
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function w.get_wibox()
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return avoid_leak[1]
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end
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ret.drawin = w
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ret._drawable = wibox.drawable(w.drawable, { wibox = ret },
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"wibox drawable (" .. object.modulename(3) .. ")")
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for k, v in pairs(wibox) do
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if type(v) == "function" then
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ret[k] = v
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end
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end
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setup_signals(ret)
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ret.draw = ret._drawable.draw
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ret.widget_at = function(_, widget, x, y, width, height)
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return ret._drawable:widget_at(widget, x, y, width, height)
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end
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-- Set the default background
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ret:set_bg(args.bg or beautiful.bg_normal)
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ret:set_fg(args.fg or beautiful.fg_normal)
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-- Add __tostring method to metatable.
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local mt = {}
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local orig_string = tostring(ret)
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mt.__tostring = function()
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return string.format("wibox: %s (%s)",
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tostring(ret._drawable), orig_string)
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end
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ret = setmetatable(ret, mt)
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-- Make sure the wibox is drawn at least once
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ret.draw()
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-- If a value is not found, look in the drawin
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setmetatable(ret, {
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__index = function(self, k)
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if rawget(self, "get_"..k) then
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return self["get_"..k](self)
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else
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return w[k]
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end
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end,
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__newindex = function(self, k,v)
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if rawget(self, "set_"..k) then
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self["set_"..k](self, v)
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elseif w[k] ~= nil or force_forward[k] then
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w[k] = v
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else
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rawset(self, k, v)
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end
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end
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})
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-- Set other wibox specific arguments
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if args.bgimage then
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ret:set_bgimage( args.bgimage )
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end
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if args.widget then
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ret:set_widget ( args.widget )
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end
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if args.screen then
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ret:set_screen ( args.screen )
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end
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return ret
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end
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--- Redraw a wibox. You should never have to call this explicitely because it is
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-- automatically called when needed.
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-- @param wibox
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-- @function draw
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function wibox.mt:__call(...)
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return new(...)
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end
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-- Extend the luaobject
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object.properties(capi.drawin, {
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getter_class = wibox.object,
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setter_class = wibox.object,
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auto_emit = true,
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})
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return setmetatable(wibox, wibox.mt)
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-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80
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