142 lines
3.9 KiB
Lua
Executable file
142 lines
3.9 KiB
Lua
Executable file
local lgi = require("lgi")
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local Gio = lgi.Gio
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local Gtk = lgi.require("Gtk", "3.0")
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local gobject = require("gears.object")
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local gtable = require("gears.table")
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local setmetatable = setmetatable
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local ipairs = ipairs
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local icon_theme = { mt = {} }
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local name_lookup =
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{
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["jetbrains-studio"] = "android-studio"
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}
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local function get_icon_by_pid_command(self, client, apps)
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local pid = client.pid
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if pid ~= nil then
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local handle = io.popen(string.format("ps -p %d -o comm=", pid))
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local pid_command = handle:read("*a"):gsub("^%s*(.-)%s*$", "%1")
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handle:close()
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for _, app in ipairs(apps) do
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local executable = app:get_executable()
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if executable and executable:find(pid_command, 1, true) then
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return self:get_gicon_path(app:get_icon())
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end
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end
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end
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end
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local function get_icon_by_icon_name(self, client, apps)
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local icon_name = client.icon_name and client.icon_name:lower() or nil
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if icon_name ~= nil then
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for _, app in ipairs(apps) do
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local name = app:get_name():lower()
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if name and name:find(icon_name, 1, true) then
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return self:get_gicon_path(app:get_icon())
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end
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end
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end
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end
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local function get_icon_by_class(self, client, apps)
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if client.class ~= nil then
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local class = name_lookup[client.class] or client.class:lower()
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-- Try to remove dashes
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local class_1 = class:gsub("[%-]", "")
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-- Try to replace dashes with dot
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local class_2 = class:gsub("[%-]", ".")
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-- Try to match only the first word
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local class_3 = class:match("(.-)-") or class
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class_3 = class_3:match("(.-)%.") or class_3
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class_3 = class_3:match("(.-)%s+") or class_3
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local possible_icon_names = { class, class_3, class_2, class_1 }
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for _, app in ipairs(apps) do
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local id = app:get_id():lower()
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for _, possible_icon_name in ipairs(possible_icon_names) do
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if id and id:find(possible_icon_name, 1, true) then
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return self:get_gicon_path(app:get_icon())
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end
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end
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end
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end
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end
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function icon_theme:get_client_icon_path(client)
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local apps = Gio.AppInfo.get_all()
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return get_icon_by_pid_command(self, client, apps) or
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get_icon_by_icon_name(self, client, apps) or
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get_icon_by_class(self, client, apps) or
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client.icon or
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self:choose_icon({"window", "window-manager", "xfwm4-default", "window_list" })
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end
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function icon_theme:choose_icon(icons_names)
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local icon_info = self.gtk_theme:choose_icon(icons_names, self.icon_size, 0);
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if icon_info then
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local icon_path = icon_info:get_filename()
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if icon_path then
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return icon_path
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end
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end
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return ""
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end
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function icon_theme:get_gicon_path(gicon)
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if gicon == nil then
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return ""
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end
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local icon_info = self.gtk_theme:lookup_by_gicon(gicon, self.icon_size, 0);
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if icon_info then
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local icon_path = icon_info:get_filename()
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if icon_path then
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return icon_path
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end
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end
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return ""
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end
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function icon_theme:get_icon_path(icon_name)
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local icon_info = self.gtk_theme:lookup_icon(icon_name, self.icon_size, 0)
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if icon_info then
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local icon_path = icon_info:get_filename()
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if icon_path then
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return icon_path
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end
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end
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return ""
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end
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local function new(theme_name, icon_size)
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local ret = gobject{}
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gtable.crush(ret, icon_theme, true)
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ret.name = theme_name or nil
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ret.icon_size = icon_size or 48
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if theme_name then
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ret.gtk_theme = Gtk.IconTheme.new()
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Gtk.IconTheme.set_custom_theme(ret.gtk_theme, theme_name);
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else
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ret.gtk_theme = Gtk.IconTheme.get_default()
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end
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return ret
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end
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function icon_theme.mt:__call(...)
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return new(...)
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end
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return setmetatable(icon_theme, icon_theme.mt) |