initial commit
This commit is contained in:
actionless
commit
e5554861f5
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@ -0,0 +1,465 @@
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-- upstream url:
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-- https://github.com/BlingCorp/bling
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-- forked from:
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-- https://github.com/BlingCorp/bling/blob/487cdb69a5b38b48a8a6045218cbdea313325b8a/widget/tag_preview.lua
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local cairo = require("lgi").cairo
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local wibox = require("wibox")
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local gears = require("gears")
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local beautiful = require("beautiful")
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local awful = require("awful")
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local dpi = beautiful.xresources.apply_dpi
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local function ellipsize(unicode_string, max_length)
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if not unicode_string then return nil end
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local result = ''
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local counter = 1
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for uchar in string.gmatch(unicode_string, '([%z\1-\127\194-\244][\128-\191]*)') do
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counter = counter + 1
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if counter > max_length then
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result = result .. '…'
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break
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else
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result = result .. uchar
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end
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end
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return result
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end
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local function rounded_rect(radius)
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return function(cr, width, height)
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gears.shape.rounded_rect(cr, width, height, radius)
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end
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end
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local function create_box(
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client_geo, client_icon, client_name, screen_geo, img, buttons,
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client_bg, client_fg, client_opacity, client_border_color, client_border_width, client_radius,
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settings
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)
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local img_box
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if img then
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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(client_geo.height * settings.scale),
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forced_width = math.floor(client_geo.width * settings.scale),
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widget = wibox.widget.imagebox
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}
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elseif client_icon then
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img_box = wibox.widget {
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image = gears.surface.load(client_icon),
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resize = true,
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forced_height = settings.icon_size,
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forced_width = settings.icon_size,
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widget = wibox.widget.imagebox,
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valign = "center",
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}
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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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{
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{
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img_box,
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wibox.widget.textbox(
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gears.string.xml_escape(
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ellipsize(client_name, 80)
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)
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),
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layout = wibox.layout.fixed.horizontal,
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spacing = settings.margin * 2,
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fill_space = false,
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},
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margins = settings.margin * 3,
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widget = wibox.container.margin
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},
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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(client_geo.height * settings.scale),
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forced_width = math.floor(client_geo.width * settings.scale),
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bg = client_bg,
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fg = client_fg,
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border_color = client_border_color,
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border_width = client_border_width,
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shape = rounded_rect(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((client_geo.x - screen_geo.x) * settings.scale),
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y = math.floor((client_geo.y - screen_geo.y) * settings.scale)
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}
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client_box:buttons(buttons)
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return client_box
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end
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local function get_settings(opts)
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local settings = {
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tag_preview_image = false,
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--tag_preview_image = true,
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--work_area = false,
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work_area = true,
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padding = false,
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scale = 0.1963,
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--scale = 0.2,
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icon_size = 32 or dpi(24),
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default_client_icon = beautiful.tag_preview_default_client_icon or beautiful.awesome_icon,
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--widget_x = dpi(20),
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--widget_y = dpi(20),
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widget_x = dpi(0),
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--widget_y = beautiful.panel_height or dpi(0),
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widget_y = dpi(0),
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margin = beautiful.tag_preview_widget_margin or dpi(1),
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screen_radius = (
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beautiful.tag_preview_widget_border_radius or
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(beautiful.client_border_radius or dpi(0))*2.7
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),
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widget_bg = beautiful.tag_preview_widget_bg or "#00000013", -- ???
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widget_border_color = beautiful.tag_preview_widget_border_color or "#ffffff22",
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widget_border_width = beautiful.tag_preview_widget_border_width or dpi(0),
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screen_bg = beautiful.tag_preview_screen_bg or beautiful.bg_normal or "#60600023",
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client_radius = beautiful.tag_preview_client_border_radius or
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beautiful.client_border_radius or 0,
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client_border_width = beautiful.tag_preview_client_border_width or
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dpi(2),
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client_opacity = beautiful.tag_preview_client_opacity or 0.5,
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client_bg = beautiful.tag_preview_client_bg or
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beautiful.titlebar_bg_normal or "#60006088",
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client_fg = beautiful.tag_preview_client_fg or
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beautiful.titlebar_fg_normal or "#ffffff88",
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client_border_color = beautiful.tag_preview_client_border_color or
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beautiful.border_normal or "#ffffff88",
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client_bg_focus = beautiful.tag_preview_client_bg_focus or
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beautiful.titlebar_bg_focus or "#60006088",
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client_fg_focus = beautiful.tag_preview_client_fg_focus or
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beautiful.titlebar_fg_focus or "#ffffff88",
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client_border_color_focus = beautiful.tag_preview_client_border_color_focus or
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beautiful.border_focus or "#ffffff88",
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tag_opacity = beautiful.tag_preview_tag_opacity or 0.8,
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tag_bg = beautiful.tag_preview_tag_bg or
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beautiful.taglist_bg_occupied or "#00606088",
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tag_bg_focus = beautiful.tag_preview_tag_bg_focus or
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beautiful.taglist_bg_focus or "#00606088",
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tag_fg = beautiful.tag_preview_tag_fg or
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beautiful.taglist_fg_occupied or "#00606088",
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tag_fg_focus = beautiful.tag_preview_tag_fg_focus or
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beautiful.taglist_fg_focus or "#00606088",
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}
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settings.tag_radius = settings.client_radius
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settings.tag_border_width = settings.client_border_width
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settings.tag_border_color = beautiful.panel_widget_border_color or settings.client_border_color
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if opts then
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for key, value in pairs(opts) do
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if opts[key] then
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settings[key] = value
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end
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end
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end
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return settings
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end
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local function create_class(from_table)
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local result = {
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mt = {},
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prototype = from_table,
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}
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result.mt.__index = function (_, key)
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return result.prototype[key]
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end
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result.new = function(...)
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local instance = {}
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setmetatable(instance, result.mt)
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instance:init(...)
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return instance
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end
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return result
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end
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local tag_previewz = create_class{
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init = function(self, opts)
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self.tag_preview_box = wibox({
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visible = false,
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ontop = true,
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--input_passthrough = true,
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bg = "#00000000"
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})
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self.settings = get_settings(opts)
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end,
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update = function(self, s)
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local widget_honor_padding = false
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local widget_honor_work_area = false
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local screen_geo = s:get_bounding_geometry{
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honor_padding = self.settings.padding,
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honor_workarea = self.settings.work_area
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}
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local full_screen_geo = (
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self.settings.padding == widget_honor_padding and
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self.settings.work_area == widget_honor_work_area
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) and screen_geo or s:get_bounding_geometry{
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honor_padding = widget_honor_padding,
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honor_workarea = widget_honor_work_area
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}
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self.tag_preview_box.x = full_screen_geo.x + self.settings.widget_x
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self.tag_preview_box.y = full_screen_geo.y + self.settings.widget_y
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self.tag_preview_box.width = self.settings.widget_width or full_screen_geo.width
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self.tag_preview_box.height = self.settings.widget_height or full_screen_geo.height
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|
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|
self:draw_widget(
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|
s, screen_geo, self.settings
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|
)
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|
end,
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|
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||||||
|
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|
toggle = function(self, s, args)
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|
s = s or awful.screen.focused()
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|
args = args or {}
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|
if args.update and args.visible ~= false then
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|
self:update(s)
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||||||
|
end
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|
local target_state = not self.tag_preview_box.visible
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||||||
|
if args.visible ~= nil then target_state = args.visible end
|
||||||
|
self.tag_preview_box.visible = target_state
|
||||||
|
end,
|
||||||
|
|
||||||
|
|
||||||
|
draw_widget = function(self, s, screen_geo, settings)
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|
local tag_preview_box = self.tag_preview_box
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|
local client_lists = {}
|
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|
for _, t in ipairs(s.tags) do
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|
local client_list = wibox.layout.manual()
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||||||
|
table.insert(client_lists, client_list)
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||||||
|
client_list.forced_height = screen_geo.height
|
||||||
|
client_list.forced_width = screen_geo.width
|
||||||
|
for _, c in ipairs(t:clients()) do
|
||||||
|
if not c.hidden and not c.minimized then
|
||||||
|
client_list:add(
|
||||||
|
self:create_client_box(c, t, s, screen_geo, settings)
|
||||||
|
)
|
||||||
|
end
|
||||||
|
end
|
||||||
|
client_list:add(
|
||||||
|
self:create_tag_box(t, s, screen_geo, settings)
|
||||||
|
)
|
||||||
|
end
|
||||||
|
|
||||||
|
local used_width = 0
|
||||||
|
local previews_v = wibox.layout.fixed.vertical()
|
||||||
|
previews_v.fill_space = false
|
||||||
|
previews_v.spacing = settings.margin * 2
|
||||||
|
local previews_h = wibox.layout.fixed.horizontal()
|
||||||
|
previews_h.fill_space = false
|
||||||
|
previews_h.spacing = settings.margin * 2
|
||||||
|
previews_v:add(previews_h)
|
||||||
|
for _, client_list in ipairs(client_lists) do
|
||||||
|
if screen_geo.width < (settings.scale * screen_geo.width + used_width) then
|
||||||
|
previews_h = wibox.layout.fixed.horizontal()
|
||||||
|
previews_h.fill_space = false
|
||||||
|
previews_h.spacing = settings.margin * 2
|
||||||
|
previews_v:add(previews_h)
|
||||||
|
used_width = 0
|
||||||
|
end
|
||||||
|
used_width = used_width + screen_geo.width * settings.scale
|
||||||
|
previews_h:add(wibox.widget{
|
||||||
|
{
|
||||||
|
{
|
||||||
|
{
|
||||||
|
{
|
||||||
|
{
|
||||||
|
client_list,
|
||||||
|
bg = settings.screen_bg,
|
||||||
|
widget = wibox.container.background
|
||||||
|
},
|
||||||
|
layout = wibox.container.constraint,
|
||||||
|
height = screen_geo.height * settings.scale,
|
||||||
|
width = screen_geo.width * settings.scale,
|
||||||
|
strategy = "exact",
|
||||||
|
},
|
||||||
|
layout = wibox.layout.align.horizontal
|
||||||
|
},
|
||||||
|
layout = wibox.layout.align.vertical
|
||||||
|
},
|
||||||
|
margins = settings.margin,
|
||||||
|
widget = wibox.container.margin
|
||||||
|
},
|
||||||
|
bg = settings.widget_bg,
|
||||||
|
border_width = settings.widget_border_width,
|
||||||
|
border_color = settings.widget_border_color,
|
||||||
|
shape = rounded_rect(settings.screen_radius),
|
||||||
|
widget = wibox.container.background
|
||||||
|
})
|
||||||
|
end
|
||||||
|
tag_preview_box:set_widget(previews_v)
|
||||||
|
end,
|
||||||
|
|
||||||
|
|
||||||
|
create_tag_box = function(self, t, s, screen_geo, settings)
|
||||||
|
local tag_buttons = awful.util.table.join({
|
||||||
|
awful.button({}, 1, function()
|
||||||
|
if not self.tag_preview_box.visible then return end
|
||||||
|
self:toggle(s, { visible = false })
|
||||||
|
t:view_only()
|
||||||
|
end)
|
||||||
|
})
|
||||||
|
local tag_geo = {
|
||||||
|
x = 0 + screen_geo.x, y = 0 + screen_geo.y, height = 250, width = 400,
|
||||||
|
--x = 0 + screen_geo.x, y = 0 + screen_geo.y, height = 200, width = 350,
|
||||||
|
}
|
||||||
|
local this_tag_bg = settings.tag_bg
|
||||||
|
local this_tag_fg = settings.tag_fg
|
||||||
|
for _, each_selected_tag in ipairs(s.selected_tags) do
|
||||||
|
if t == each_selected_tag then
|
||||||
|
this_tag_bg = settings.tag_bg_focus
|
||||||
|
this_tag_fg = settings.tag_fg_focus
|
||||||
|
break
|
||||||
|
end
|
||||||
|
end
|
||||||
|
local tag_box = create_box(
|
||||||
|
tag_geo, nil, t.name, screen_geo, nil, tag_buttons,
|
||||||
|
this_tag_bg, this_tag_fg, settings.tag_opacity, settings.tag_border_color,
|
||||||
|
settings.tag_border_width, settings.tag_radius,
|
||||||
|
settings
|
||||||
|
)
|
||||||
|
return tag_box
|
||||||
|
end,
|
||||||
|
|
||||||
|
|
||||||
|
create_client_box = function(self, c, t, s, screen_geo, settings)
|
||||||
|
local client_name = c.name
|
||||||
|
local client_icon = c.icon or settings.default_client_icon
|
||||||
|
local client_geo = {
|
||||||
|
height = c.height,
|
||||||
|
width = c.width,
|
||||||
|
x = c.x,
|
||||||
|
y = c.y
|
||||||
|
}
|
||||||
|
|
||||||
|
local buttons = awful.util.table.join({
|
||||||
|
awful.button({}, 1, function()
|
||||||
|
if not self.tag_preview_box.visible then return end
|
||||||
|
self:toggle(s, { visible = false })
|
||||||
|
t:view_only()
|
||||||
|
client.focus = c
|
||||||
|
c:raise()
|
||||||
|
end)
|
||||||
|
})
|
||||||
|
|
||||||
|
local img
|
||||||
|
if settings.tag_preview_image then
|
||||||
|
if c.prev_content or t.selected then
|
||||||
|
local content
|
||||||
|
if t.selected then
|
||||||
|
content = gears.surface(c.content)
|
||||||
|
else
|
||||||
|
content = gears.surface(c.prev_content)
|
||||||
|
end
|
||||||
|
|
||||||
|
local cr = cairo.Context(content)
|
||||||
|
local x, y, w, h = cr:clip_extents()
|
||||||
|
img = cairo.ImageSurface.create(
|
||||||
|
cairo.Format.ARGB32, w - x, h - y
|
||||||
|
)
|
||||||
|
cr = cairo.Context(img)
|
||||||
|
cr:set_source_surface(content, 0, 0)
|
||||||
|
cr.operator = cairo.Operator.SOURCE
|
||||||
|
cr:paint()
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
local client_radius = settings.client_radius
|
||||||
|
local client_border_width = settings.client_border_width
|
||||||
|
local client_border_color = settings.client_border_color
|
||||||
|
local client_bg = settings.client_bg
|
||||||
|
local client_fg = settings.client_fg
|
||||||
|
local geo = client_geo
|
||||||
|
if c.fullscreen then
|
||||||
|
client_border_width = 0
|
||||||
|
client_radius = 0
|
||||||
|
geo = screen_geo
|
||||||
|
end
|
||||||
|
if c == client.focus then
|
||||||
|
client_bg = settings.client_bg_focus
|
||||||
|
client_fg = settings.client_fg_focus
|
||||||
|
client_border_color = settings.client_border_color_focus
|
||||||
|
end
|
||||||
|
|
||||||
|
local client_box = create_box(
|
||||||
|
geo, client_icon, client_name, screen_geo, img, buttons,
|
||||||
|
client_bg, client_fg, settings.client_opacity, client_border_color,
|
||||||
|
client_border_width, client_radius,
|
||||||
|
settings
|
||||||
|
)
|
||||||
|
return client_box
|
||||||
|
end,
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
local module = {
|
||||||
|
saving_client_content_enabled = false,
|
||||||
|
}
|
||||||
|
|
||||||
|
function module.new(opts)
|
||||||
|
local instance = tag_previewz.new(opts)
|
||||||
|
if instance.settings.tag_preview_image then
|
||||||
|
module.enable_saving_client_content()
|
||||||
|
end
|
||||||
|
return instance
|
||||||
|
end
|
||||||
|
|
||||||
|
function module.enable_saving_client_content()
|
||||||
|
if not module.saving_client_content_enabled then
|
||||||
|
module.saving_client_content_enabled = true
|
||||||
|
tag.connect_signal("property::selected", function(t)
|
||||||
|
for _, c in ipairs(t:clients()) do
|
||||||
|
c.prev_content = gears.surface.duplicate_surface(c.content)
|
||||||
|
end
|
||||||
|
end)
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
function module.enable_signals(opts)
|
||||||
|
local instance = module.new(opts)
|
||||||
|
if instance.settings.tag_preview_image then
|
||||||
|
module.enable_saving_client_content()
|
||||||
|
end
|
||||||
|
awesome.connect_signal("tag_previewz::update", function(s)
|
||||||
|
instance:update(s)
|
||||||
|
end)
|
||||||
|
awesome.connect_signal("tag_previewz::visibility::toggle", function(s, args)
|
||||||
|
instance:toggle(s, args)
|
||||||
|
end)
|
||||||
|
end
|
||||||
|
|
||||||
|
return module
|
||||||
Loading…
Reference in New Issue