Source code for libqtile.widget.wallpaper

# Copyright (c) 2015 Muhammed Abuali
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
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# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice shall be included in
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# SOFTWARE.
#
# To use this widget, you will need to install feh wallpaper changer

import os
import random
import subprocess

from libqtile.log_utils import logger
from libqtile.widget import base


[docs]class Wallpaper(base._TextBox): defaults = [ ("directory", "~/Pictures/wallpapers/", "Wallpaper Directory"), ("wallpaper", None, "Wallpaper"), ( "wallpaper_command", ["feh", "--bg-fill"], "Wallpaper command. If None, the" "wallpaper will be painted without the use of a helper.", ), ( "random_selection", False, "If set, use random initial wallpaper and " "randomly cycle through the wallpapers.", ), ("label", None, "Use a fixed label instead of image name."), ( "option", "fill", "How to fit the wallpaper when wallpaper_command is" "None. None, 'fill' or 'stretch'.", ), ] def __init__(self, **config): base._TextBox.__init__(self, "empty", **config) self.add_defaults(Wallpaper.defaults) self.index = 0 self.images = [] self.get_wallpapers() if self.random_selection: # Random selection after reading all files self.index = random.randint(0, len(self.images) - 1) self.add_callbacks({"Button1": self.set_wallpaper}) def _configure(self, qtile, bar): base._TextBox._configure(self, qtile, bar) if not self.bar.screen.wallpaper: self.set_wallpaper() def get_path(self, file): return os.path.join(os.path.expanduser(self.directory), file) def get_wallpapers(self): try: # get path of all files in the directory self.images = list( filter( os.path.isfile, map(self.get_path, os.listdir(os.path.expanduser(self.directory))), ) ) except OSError as e: logger.exception("I/O error(%s): %s", e.errno, e.strerror) def set_wallpaper(self): if len(self.images) == 0: if self.wallpaper is None: self.text = "empty" return else: self.images.append(self.wallpaper) if self.random_selection: self.index = random.randint(0, len(self.images) - 1) else: self.index += 1 self.index %= len(self.images) cur_image = self.images[self.index] if self.label is None: self.text = os.path.basename(cur_image) else: self.text = self.label if self.wallpaper_command: self.wallpaper_command.append(cur_image) subprocess.call(self.wallpaper_command) self.wallpaper_command.pop() else: self.qtile.paint_screen(self.bar.screen, cur_image, self.option) self.draw()