263 lines
8.8 KiB
Python
263 lines
8.8 KiB
Python
# Safe Eyes is a utility to remind you to take break frequently
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# to protect your eyes from eye strain.
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# Copyright (C) 2016 Gobinath
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import gi, logging, threading, datetime
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gi.require_version('Gtk', '3.0')
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gi.require_version('AppIndicator3', '0.1')
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from gi.repository import Gtk
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from gi.repository import AppIndicator3 as appindicator
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from safeeyes import Utility
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# Global variables
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APPINDICATOR_ID = 'safeeyes'
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class TrayIcon:
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def __init__(self, config, language, on_show_settings, on_show_about, on_enable, on_disable, on_quite):
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logging.info("Initialize the tray icon")
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self.on_show_settings = on_show_settings
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self.on_show_about = on_show_about
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self.on_quite = on_quite
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self.on_enable = on_enable
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self.on_disable = on_disable
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self.language = language
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self.dateTime = None
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self.active = True
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self.wakeup_time = None
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self.idle_condition = threading.Condition()
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self.lock = threading.Lock()
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# Construct the tray icon
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self.indicator = appindicator.Indicator.new(
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APPINDICATOR_ID, "safeeyes_enabled", appindicator.IndicatorCategory.APPLICATION_STATUS)
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self.indicator.set_status(appindicator.IndicatorStatus.ACTIVE)
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self.initialize(config)
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# Construct the context menu
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self.menu = Gtk.Menu()
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# Next break info menu item
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self.item_info = Gtk.ImageMenuItem()
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img_timer = Gtk.Image()
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img_timer.set_from_icon_name("safeeyes_timer", 16)
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self.item_info.set_image(img_timer)
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self.item_separator = Gtk.SeparatorMenuItem()
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self.item_enable = Gtk.MenuItem()
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self.item_enable.connect('activate', self.on_enable_clicked)
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self.item_disable = Gtk.MenuItem()
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self.item_disable.connect('activate', self.on_disable_clicked)
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self.sub_menu_disable = Gtk.Menu()
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self.sub_menu_items = []
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# Read disable options and build the sub menu
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for disable_option in config['disable_options']:
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time_in_minutes = disable_option['time']
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# Validate time value
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if not isinstance(time_in_minutes, int) or time_in_minutes <= 0:
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logging.error('Invalid time in disable option: ' + str(time_in_minutes))
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continue
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time_unit = disable_option['unit'].lower()
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if time_unit == 'seconds' or time_unit == 'second':
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time_in_minutes = int(time_in_minutes / 60)
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elif time_unit == 'minutes' or time_unit == 'minute':
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time_in_minutes = int(time_in_minutes * 1)
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elif time_unit == 'hours' or time_unit == 'hour':
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time_in_minutes = int(time_in_minutes * 60)
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else:
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# Invalid unit
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logging.error('Invalid unit in disable option: ' + str(disable_option))
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continue
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# Create submenu
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sub_menu_item = Gtk.MenuItem()
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sub_menu_item.connect('activate', self.on_disable_clicked, time_in_minutes)
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self.sub_menu_items.append([sub_menu_item, disable_option['label'], disable_option['time']])
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self.sub_menu_disable.append(sub_menu_item)
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# Disable until restart submenu
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self.sub_menu_item_until_restart = Gtk.MenuItem()
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self.sub_menu_item_until_restart.connect('activate', self.on_disable_clicked, -1)
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self.sub_menu_disable.append(self.sub_menu_item_until_restart)
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# Add the sub menu to the enable/disable menu
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self.item_disable.set_submenu(self.sub_menu_disable)
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# Settings menu item
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self.item_settings = Gtk.MenuItem()
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self.item_settings.connect('activate', self.show_settings)
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# About menu item
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self.item_about = Gtk.MenuItem()
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self.item_about.connect('activate', self.show_about)
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# Quit menu item
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self.item_quit = Gtk.MenuItem()
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self.item_quit.connect('activate', self.quit_safe_eyes)
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self.set_labels(language)
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# At startup, no need for activate menu
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self.item_enable.set_sensitive(False)
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# Append all menu items and show the menu
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self.menu.append(self.item_info)
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self.menu.append(self.item_separator)
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self.menu.append(self.item_enable)
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self.menu.append(self.item_disable)
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self.menu.append(self.item_settings)
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self.menu.append(self.item_about)
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self.menu.append(self.item_quit)
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self.menu.show_all()
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self.indicator.set_menu(self.menu)
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def initialize(self, config):
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self.config = config
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def set_labels(self, language):
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self.language = language
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for entry in self.sub_menu_items:
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entry[0].set_label(self.language['ui_controls'][entry[1]].format(entry[2]))
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self.sub_menu_item_until_restart.set_label(self.language['ui_controls']['until_restart'])
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self.item_enable.set_label(self.language['ui_controls']['enable'])
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self.item_disable.set_label(self.language['ui_controls']['disable'])
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if self.active:
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if self.dateTime:
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self.__set_next_break_info()
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else:
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if self.wakeup_time:
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self.item_info.set_label(self.language['messages']['disabled_until_x'].format(Utility.format_time(self.wakeup_time)))
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else:
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self.item_info.set_label(self.language['messages']['disabled_until_restart'])
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self.item_settings.set_label(self.language['ui_controls']['settings'])
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self.item_about.set_label(self.language['ui_controls']['about'])
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self.item_quit.set_label(self.language['ui_controls']['quit'])
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def show_icon(self):
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Utility.execute_main_thread(self.indicator.set_status, appindicator.IndicatorStatus.ACTIVE)
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def hide_icon(self):
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Utility.execute_main_thread(self.indicator.set_status, appindicator.IndicatorStatus.PASSIVE)
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def quit_safe_eyes(self, *args):
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self.on_quite()
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with self.lock:
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self.active = True
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# Notify all schedulers
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self.idle_condition.acquire()
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self.idle_condition.notify_all()
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self.idle_condition.release()
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def show_settings(self, *args):
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self.on_show_settings()
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def show_about(self, *args):
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self.on_show_about()
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def next_break_time(self, dateTime):
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logging.info("Update next break information")
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self.dateTime = dateTime
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self.__set_next_break_info()
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def __set_next_break_info(self):
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formatted_time = Utility.format_time(self.dateTime)
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message = self.language['messages']['next_break_at'].format(formatted_time)
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# Update the tray icon label
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if self.config.get('show_time_in_tray', False):
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self.indicator.set_label(formatted_time, '')
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else:
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self.indicator.set_label('', '')
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# Update the menu item label
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Utility.execute_main_thread(self.item_info.set_label, message)
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def on_enable_clicked(self, *args):
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# active = self.item_enable.get_active()
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if not self.active:
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with self.lock:
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logging.info('Enable Safe Eyes')
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self.active = True
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self.indicator.set_icon("safeeyes_enabled")
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self.item_info.set_sensitive(True)
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self.item_enable.set_sensitive(False)
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self.item_disable.set_sensitive(True)
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self.on_enable()
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# Notify all schedulers
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self.idle_condition.acquire()
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self.idle_condition.notify_all()
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self.idle_condition.release()
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def on_disable_clicked(self, *args):
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# active = self.item_enable.get_active()
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if self.active and len(args) > 1:
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logging.info('Disable Safe Eyes')
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self.active = False
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self.indicator.set_icon("safeeyes_disabled")
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self.indicator.set_label('', '')
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self.item_info.set_sensitive(False)
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self.item_enable.set_sensitive(True)
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self.item_disable.set_sensitive(False)
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self.on_disable()
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time_to_wait = args[1]
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if time_to_wait <= 0:
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self.wakeup_time = None
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self.item_info.set_label(self.language['messages']['disabled_until_restart'])
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else:
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self.wakeup_time = datetime.datetime.now() + datetime.timedelta(minutes=time_to_wait)
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Utility.start_thread(self.__schedule_resume, time_minutes=time_to_wait)
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self.item_info.set_label(self.language['messages']['disabled_until_x'].format(Utility.format_time(self.wakeup_time)))
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"""
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This method is called by the core to prevent user from disabling Safe Eyes after the notification.
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"""
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def lock_menu(self):
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if self.active:
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# self.item_disable.set_sensitive(False)
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# self.item_settings.set_sensitive(False)
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# self.item_quit.set_sensitive(False)
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self.menu.set_sensitive(False)
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"""
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This method is called by the core to activate the disable menu after the the break.
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"""
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def unlock_menu(self):
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if self.active:
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# self.item_disable.set_sensitive(True)
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# self.item_settings.set_sensitive(True)
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# self.item_quit.set_sensitive(True)
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self.menu.set_sensitive(True)
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def __schedule_resume(self, time_minutes):
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self.idle_condition.acquire()
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self.idle_condition.wait(time_minutes * 60) # Convert to seconds
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self.idle_condition.release()
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with self.lock:
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if not self.active:
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Utility.execute_main_thread(self.item_enable.activate)
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