150 lines
5.9 KiB
Lua
150 lines
5.9 KiB
Lua
-- This file is part of Reno desktop.
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--
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-- Reno desktop is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
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--
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-- Reno desktop is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License along with Reno desktop. If not, see <https://www.gnu.org/licenses/>.
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-- Wallpaper list widget
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local awful = require("awful")
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local pager = require("pager")
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local beautiful = require("beautiful")
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local gears = require("gears")
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local wibox = require("wibox")
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local awmtk2 = require("awmtk2")
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local thumbnailer = require("thumbnail")
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local function ls(path)
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local ls_data = io.popen("find "..path.." -maxdepth 1 -type f \\( -name \\*.jpg -o -name \\*.png \\) -exec realpath {} \\;")
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local output = {}
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if ls_data then
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ls_data:read("*a"):gsub("[^\n]+",function(capt)
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table.insert(output,capt)
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end)
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ls_data:close()
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return output
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end
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error("Failed to process directory "..path)
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end
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return function(args)
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local style = awmtk2.create_style("wallpapers",
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awmtk2.generic.popup,args.style)
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local templates = awmtk2.create_template_lib("wallpapers",awmtk2.templates,args.templates)
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local t = awmtk2.build_templates(templates,style,args.vertical)
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-- set wallpaper
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local fhandler = io.open(root_path.."/wallpaper.txt","r")
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if fhandler then
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local wallpaper_path = fhandler:read("*a")
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gears.wallpaper.maximized(wallpaper_path,args.screen)
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else
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-- try to set wallpaper from theme settings
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if beautiful.wallpaper then
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gears.wallpaper.maximized(beautiful.wallpaper,args.screen)
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end
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end
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-- update wallpaper preference and set wallpaper
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local function set_wallpaper(s)
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local handler = io.open(root_path.."/wallpaper.txt","w")
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handler:write(s)
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handler:close()
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gears.wallpaper.maximized(s,args.screen)
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end
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if not args.path then
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args.path = os.getenv("HOME")..".local/share/wallpapers/"
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end
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args.path = args.path:gsub("$HOME",os.getenv("HOME"))
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-- read wallpapers from wallpaper directory
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local image_list = ls(args.path)
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-- generate thumbnails to save memory
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thumbnailer.generate(args.path,args.path.."/.thumbnails",60)
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-- create a layout for wallpaper buttons
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local layout = wibox.widget({
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layout = wibox.layout.grid,
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forced_num_cols = args.columns or 4,
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homogenous = true,
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expand = true,
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orientation = "vertical",
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spacing = style.base.spacing
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})
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-- create layout popup
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local popup = awful.popup(t.popup({
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t.container(layout,{
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bg = style.container.bg_highlight,
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bgimage = style.container.bgimage_highlight
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}),
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t.textbox({
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markup = "Page 0/0",
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id = "page_index"
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}),
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layout = wibox.layout.fixed.vertical
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},{
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visible = false
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}))
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local page_index = popup.widget:get_children_by_id("page_index")[1]
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-- set up a pager for having multiple pages of wallpapers
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local pager_size = ((args.rows and args.columns) and args.rows*args.columns) or 20
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local pager = pager(layout,{},pager_size)
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-- add wallpaper buttons
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for k,v in pairs(image_list) do
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local new_button = wibox.widget(t.button(t.center({
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image = args.path.."/.thumbnails/"..v:match("/[^/]*$"),
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resize = true,
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widget = wibox.widget.imagebox
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},{
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height = args.height or 60,
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width = args.width or 100
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})))
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new_button:connect_signal("button::press",style.button.onpress)
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new_button:connect_signal("button::release",style.button.onrelease)
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new_button:connect_signal("button::press",function(self,x,y,button)
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if button == 1 then
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set_wallpaper(v)
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elseif button == 4 then
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pager:prev()
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page_index:set_markup("Page "..tostring(pager.index+1).."/"..
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tostring(math.ceil(#image_list/pager_size)))
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elseif button == 5 then
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pager:next()
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page_index:set_markup("Page "..tostring(pager.index+1).."/"..
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tostring(math.ceil(#image_list/pager_size)))
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end
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end)
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table.insert(pager.list,new_button)
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end
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page_index:set_markup("Page "..tostring(pager.index+1).."/"..
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tostring(math.ceil(#image_list/pager_size)))
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-- update pager
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pager:update()
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-- make popup togglable
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popup:connect_signal("button::press",function(self,x,y,button)
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if button == 3 then
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popup.visible = false
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end
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end)
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-- create popup button
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local clip_widget
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do
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local style = awmtk2.create_style("wallpapers",
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awmtk2.generic.iconified_widget,args.style)
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local templates = awmtk2.create_template_lib("wallpapers",awmtk2.templates,args.templates)
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local t = awmtk2.build_templates(templates,style,args.vertical)
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clip_widget = wibox.widget(t.button({
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image = beautiful.wallpapers_icon,
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resize = true,
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widget = wibox.widget.imagebox
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}))
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clip_widget:connect_signal("button::press",style.button.onpress)
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clip_widget:connect_signal("button::release",style.button.onrelease)
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clip_widget:connect_signal("button::press",function(self,x,y,button)
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if button == 1 then
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popup.visible = (not popup.visible)
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if popup.visible then
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popup:move_next_to(mouse.current_widget_geometry)
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end
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end
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end)
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end
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return clip_widget
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end
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