Add tag preview widget
This commit is contained in:
Gokul Swami
parent
5c4c3e0c26
commit
7456184ca8
3
init.lua
3
init.lua
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@ -5,5 +5,6 @@
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layout = require(... .. ".layout"),
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module = require(... .. ".module"),
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helpers = require(... .. ".helpers"),
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signal = require(... .. ".signal")
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signal = require(... .. ".signal"),
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widget = require(... .. ".widget")
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}
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@ -0,0 +1 @@
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return {tag_preview = require(... .. ".tag_preview")}
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@ -0,0 +1,180 @@
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local awful = require("awful")
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local wibox = require("wibox")
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local helpers = require(tostring(...):match(".*bling") .. ".helpers")
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local gears = require("gears")
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local beautiful = require("beautiful")
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local dpi = beautiful.xresources.apply_dpi
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local cairo = require("lgi").cairo
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local function draw_widget(tag_preview_box, tag, tag_preview_image, scale,
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prev_screen_width, prev_screen_height, screen_radius,
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client_radius, client_opacity, client_bg,
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client_border_color, client_border_width, widget_bg,
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widget_border_color, widget_border_width)
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local client_list = wibox.layout.manual()
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client_list.forced_height = prev_screen_height
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client_list.forced_width = prev_screen_width
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for i, c in ipairs(tag:clients()) do
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local img_box = wibox.widget {
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image = gears.surface.load(c.icon),
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resize = true,
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forced_height = 100 * scale,
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forced_width = 100 * scale,
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widget = wibox.widget.imagebox
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}
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if tag_preview_image then
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if c.prev_content or tag.selected then
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local content
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if tag.selected then
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content = gears.surface(c.content)
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else
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content = gears.surface(c.prev_content)
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end
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local cr = cairo.Context(content)
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local x, y, w, h = cr:clip_extents()
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local img = cairo.ImageSurface.create(cairo.Format.ARGB32,
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w - x, h - y)
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cr = cairo.Context(img)
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cr:set_source_surface(content, 0, 0)
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cr.operator = cairo.Operator.SOURCE
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cr:paint()
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img_box = wibox.widget {
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image = gears.surface.load(img),
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resize = true,
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opacity = client_opacity,
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forced_height = math.floor(c.height * scale),
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forced_width = math.floor(c.width * scale),
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widget = wibox.widget.imagebox
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}
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end
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end
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local client_box = wibox.widget {
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{
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nil,
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{
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nil,
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img_box,
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nil,
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expand = "outside",
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layout = wibox.layout.align.horizontal
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},
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nil,
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expand = "outside",
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widget = wibox.layout.align.vertical
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},
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forced_height = math.floor(c.height * scale),
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forced_width = math.floor(c.width * scale),
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bg = client_bg,
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border_color = client_border_color,
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border_width = client_border_width,
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shape = helpers.shape.rrect(client_radius),
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widget = wibox.container.background
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}
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client_box.point = {
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x = math.floor(c.x * scale),
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y = math.floor(c.y * scale)
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}
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--[[
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local pos_layout = wibox.widget {
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client_box,
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forced_height = prev_screen_height,
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forced_width = prev_screen_width,
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layout = wibox.layout.manual
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}
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--]]
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client_list:add(client_box)
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end
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tag_preview_box:setup{
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{
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{
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{
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client_list,
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forced_height = prev_screen_height,
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forced_width = prev_screen_width,
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bg = widget_bg,
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widget = wibox.container.background
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},
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layout = wibox.layout.align.horizontal
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},
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layout = wibox.layout.align.vertical
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},
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bg = widget_bg,
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border_width = widget_border_width,
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border_color = widget_border_color,
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shape = helpers.shape.rrect(screen_radius),
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widget = wibox.container.background
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}
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end
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local enable = function(opts)
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local tag_preview_image = false
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local widget_x = dpi(20)
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local widget_y = dpi(20)
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local screen_radius = beautiful.tag_preview_widget_border_radius or dpi(0)
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local client_radius = beautiful.tag_preview_client_border_radius or dpi(0)
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local client_opacity = beautiful.tag_preview_client_opacity or 0.5
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local client_bg = beautiful.tag_preview_client_bg or "#000000"
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local client_border_color = beautiful.tag_preview_client_border_color or
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"#ffffff"
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local client_border_width = beautiful.tag_preview_client_border_width or
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dpi(3)
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local widget_bg = beautiful.tag_preview_widget_bg or "#000000"
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local widget_border_color = beautiful.tag_preview_widget_border_color or
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"#ffffff"
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local widget_border_width = beautiful.tag_preview_widget_border_width or
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dpi(3)
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local scale = 0.2
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if opts then
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tag_preview_image = opts.show_client_content or tag_preview_image
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widget_x = opts.x or widget_x
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widget_y = opts.y or widget_y
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scale = opts.scale or scale
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end
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local prev_screen_width = math.floor(screen_width * scale)
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local prev_screen_height = math.floor(screen_height * scale)
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local tag_preview_box = wibox({
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visible = false,
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ontop = true,
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width = prev_screen_width,
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height = prev_screen_height,
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input_passthrough = true,
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bg = beautiful.xbackground .. "00",
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x = widget_x,
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y = widget_y
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})
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tag.connect_signal("property::selected", function(t)
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for _, c in ipairs(t:clients()) do
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c.prev_content = gears.surface.duplicate_surface(c.content)
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end
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end)
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awesome.connect_signal("bling::tag_preview::update", function(tag)
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draw_widget(tag_preview_box, tag, tag_preview_image, scale,
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prev_screen_width, prev_screen_height, screen_radius,
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client_radius, client_opacity, client_bg,
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client_border_color, client_border_width, widget_bg,
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widget_border_color, widget_border_width)
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end)
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awesome.connect_signal("bling::tag_preview::visiblity", function(s, v)
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tag_preview_box.screen = s
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tag_preview_box.visible = v
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end)
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end
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return {enable = enable}
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