160 lines
4.8 KiB
Lua
160 lines
4.8 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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}
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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 table = table
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local string_format = string.format
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local color = require("gears.color")
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local object = require("gears.object")
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local sort = require("gears.sort")
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local beautiful = require("beautiful")
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local surface = require("gears.surface")
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local cairo = require("lgi").cairo
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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 = {} }
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wibox.layout = require("wibox.layout")
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wibox.widget = require("wibox.widget")
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wibox.drawable = require("wibox.drawable")
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--- Set the widget that the wibox displays
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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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--- Set the background of the wibox
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-- @param c The background to use. This must either be a cairo pattern object,
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-- nil or a string that gears.color() understands.
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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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--- Set the foreground of the wibox
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-- @param c The foreground to use. This must either be a cairo pattern object,
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-- nil or a string that gears.color() understands.
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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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--- Find a widget by a point.
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-- The wibox must have drawn itself at least once for this to work.
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-- @param x X coordinate of the point
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-- @param y Y coordinate of the point
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-- @return A sorted table with all widgets that contain the given point. The
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-- widgets are sorted by relevance.
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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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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 w = _wibox.drawin
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local function clone_signal(name)
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_wibox:add_signal(name)
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-- When "name" is emitted on wibox.drawin, also emit it on wibox
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w: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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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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local d = _wibox._drawable
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local function clone_signal(name)
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_wibox:add_signal(name)
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-- When "name" is emitted on wibox.drawin, also emit it on wibox
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d: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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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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local function new(args)
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local ret = object()
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local w = capi.drawin(args)
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ret.drawin = w
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ret._drawable = wibox.drawable(w.drawable, ret)
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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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-- Make sure the wibox is drawn at least once
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ret.draw()
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-- Redirect all non-existing indexes to the "real" drawin
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setmetatable(ret, {
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__index = w,
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__newindex = w
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})
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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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--- Widget box object.
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-- Every wibox "inherits" from a drawin and you can use all of drawin's
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-- functions directly on this as well. When creating a wibox, you can specify a
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-- "fg" and a "bg" color as keys in the table that is passed to the constructor.
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-- All other arguments will be passed to drawin's constructor.
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-- @table drawin
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function wibox.mt:__call(...)
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return new(...)
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end
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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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