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Diffstat (limited to 'js/ui/calendar.js')
-rw-r--r-- | js/ui/calendar.js | 1033 |
1 files changed, 1033 insertions, 0 deletions
diff --git a/js/ui/calendar.js b/js/ui/calendar.js new file mode 100644 index 0000000..710efba --- /dev/null +++ b/js/ui/calendar.js @@ -0,0 +1,1033 @@ +// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- +/* exported Calendar, CalendarMessageList, DBusEventSource */ + +const { Clutter, Gio, GLib, GObject, Shell, St } = imports.gi; + +const Main = imports.ui.main; +const MessageList = imports.ui.messageList; +const MessageTray = imports.ui.messageTray; +const Mpris = imports.ui.mpris; +const PopupMenu = imports.ui.popupMenu; +const Util = imports.misc.util; + +const { loadInterfaceXML } = imports.misc.fileUtils; + +var MSECS_IN_DAY = 24 * 60 * 60 * 1000; +var SHOW_WEEKDATE_KEY = 'show-weekdate'; + +var MESSAGE_ICON_SIZE = -1; // pick up from CSS + +var NC_ = (context, str) => '%s\u0004%s'.format(context, str); + +function sameYear(dateA, dateB) { + return dateA.getYear() == dateB.getYear(); +} + +function sameMonth(dateA, dateB) { + return sameYear(dateA, dateB) && (dateA.getMonth() == dateB.getMonth()); +} + +function sameDay(dateA, dateB) { + return sameMonth(dateA, dateB) && (dateA.getDate() == dateB.getDate()); +} + +function _isWorkDay(date) { + /* Translators: Enter 0-6 (Sunday-Saturday) for non-work days. Examples: "0" (Sunday) "6" (Saturday) "06" (Sunday and Saturday). */ + let days = C_('calendar-no-work', "06"); + return !days.includes(date.getDay().toString()); +} + +function _getBeginningOfDay(date) { + let ret = new Date(date.getTime()); + ret.setHours(0); + ret.setMinutes(0); + ret.setSeconds(0); + ret.setMilliseconds(0); + return ret; +} + +function _getEndOfDay(date) { + let ret = new Date(date.getTime()); + ret.setHours(23); + ret.setMinutes(59); + ret.setSeconds(59); + ret.setMilliseconds(999); + return ret; +} + +function _getCalendarDayAbbreviation(dayNumber) { + let abbreviations = [ + /* Translators: Calendar grid abbreviation for Sunday. + * + * NOTE: These grid abbreviations are always shown together + * and in order, e.g. "S M T W T F S". + */ + NC_("grid sunday", "S"), + /* Translators: Calendar grid abbreviation for Monday */ + NC_("grid monday", "M"), + /* Translators: Calendar grid abbreviation for Tuesday */ + NC_("grid tuesday", "T"), + /* Translators: Calendar grid abbreviation for Wednesday */ + NC_("grid wednesday", "W"), + /* Translators: Calendar grid abbreviation for Thursday */ + NC_("grid thursday", "T"), + /* Translators: Calendar grid abbreviation for Friday */ + NC_("grid friday", "F"), + /* Translators: Calendar grid abbreviation for Saturday */ + NC_("grid saturday", "S"), + ]; + return Shell.util_translate_time_string(abbreviations[dayNumber]); +} + +// Abstraction for an appointment/event in a calendar + +var CalendarEvent = class CalendarEvent { + constructor(id, date, end, summary, allDay) { + this.id = id; + this.date = date; + this.end = end; + this.summary = summary; + this.allDay = allDay; + } +}; + +// Interface for appointments/events - e.g. the contents of a calendar +// + +var EventSourceBase = GObject.registerClass({ + GTypeFlags: GObject.TypeFlags.ABSTRACT, + Properties: { + 'has-calendars': GObject.ParamSpec.boolean( + 'has-calendars', 'has-calendars', 'has-calendars', + GObject.ParamFlags.READABLE, + false), + 'is-loading': GObject.ParamSpec.boolean( + 'is-loading', 'is-loading', 'is-loading', + GObject.ParamFlags.READABLE, + false), + }, + Signals: { 'changed': {} }, +}, class EventSourceBase extends GObject.Object { + get isLoading() { + throw new GObject.NotImplementedError('isLoading in %s'.format(this.constructor.name)); + } + + get hasCalendars() { + throw new GObject.NotImplementedError('hasCalendars in %s'.format(this.constructor.name)); + } + + destroy() { + } + + requestRange(_begin, _end) { + throw new GObject.NotImplementedError('requestRange in %s'.format(this.constructor.name)); + } + + getEvents(_begin, _end) { + throw new GObject.NotImplementedError('getEvents in %s'.format(this.constructor.name)); + } + + hasEvents(_day) { + throw new GObject.NotImplementedError('hasEvents in %s'.format(this.constructor.name)); + } +}); + +var EmptyEventSource = GObject.registerClass( +class EmptyEventSource extends EventSourceBase { + get isLoading() { + return false; + } + + get hasCalendars() { + return false; + } + + requestRange(_begin, _end) { + } + + getEvents(_begin, _end) { + let result = []; + return result; + } + + hasEvents(_day) { + return false; + } +}); + +const CalendarServerIface = loadInterfaceXML('org.gnome.Shell.CalendarServer'); + +const CalendarServerInfo = Gio.DBusInterfaceInfo.new_for_xml(CalendarServerIface); + +function CalendarServer() { + return new Gio.DBusProxy({ g_connection: Gio.DBus.session, + g_interface_name: CalendarServerInfo.name, + g_interface_info: CalendarServerInfo, + g_name: 'org.gnome.Shell.CalendarServer', + g_object_path: '/org/gnome/Shell/CalendarServer' }); +} + +function _datesEqual(a, b) { + if (a < b) + return false; + else if (a > b) + return false; + return true; +} + +function _dateIntervalsOverlap(a0, a1, b0, b1) { + if (a1 <= b0) + return false; + else if (b1 <= a0) + return false; + else + return true; +} + +// an implementation that reads data from a session bus service +var DBusEventSource = GObject.registerClass( +class DBusEventSource extends EventSourceBase { + _init() { + super._init(); + this._resetCache(); + this._isLoading = false; + + this._initialized = false; + this._dbusProxy = new CalendarServer(); + this._initProxy(); + } + + async _initProxy() { + let loaded = false; + + try { + await this._dbusProxy.init_async(GLib.PRIORITY_DEFAULT, null); + loaded = true; + } catch (e) { + // Ignore timeouts and install signals as normal, because with high + // probability the service will appear later on, and we will get a + // NameOwnerChanged which will finish loading + // + // (But still _initialized to false, because the proxy does not know + // about the HasCalendars property and would cause an exception trying + // to read it) + if (!e.matches(Gio.DBusError, Gio.DBusError.TIMED_OUT)) { + log('Error loading calendars: %s'.format(e.message)); + return; + } + } + + this._dbusProxy.connectSignal('EventsAddedOrUpdated', + this._onEventsAddedOrUpdated.bind(this)); + this._dbusProxy.connectSignal('EventsRemoved', + this._onEventsRemoved.bind(this)); + this._dbusProxy.connectSignal('ClientDisappeared', + this._onClientDisappeared.bind(this)); + + this._dbusProxy.connect('notify::g-name-owner', () => { + if (this._dbusProxy.g_name_owner) + this._onNameAppeared(); + else + this._onNameVanished(); + }); + + this._dbusProxy.connect('g-properties-changed', () => { + this.notify('has-calendars'); + }); + + this._initialized = loaded; + if (loaded) { + this.notify('has-calendars'); + this._onNameAppeared(); + } + } + + destroy() { + this._dbusProxy.run_dispose(); + } + + get hasCalendars() { + if (this._initialized) + return this._dbusProxy.HasCalendars; + else + return false; + } + + get isLoading() { + return this._isLoading; + } + + _resetCache() { + this._events = new Map(); + this._lastRequestBegin = null; + this._lastRequestEnd = null; + } + + _onNameAppeared() { + this._initialized = true; + this._resetCache(); + this._loadEvents(true); + } + + _onNameVanished() { + this._resetCache(); + this.emit('changed'); + } + + _onEventsAddedOrUpdated(dbusProxy, nameOwner, argArray) { + const [appointments = []] = argArray; + let changed = false; + + for (let n = 0; n < appointments.length; n++) { + const [id, summary, allDay, startTime, endTime] = appointments[n]; + const date = new Date(startTime * 1000); + const end = new Date(endTime * 1000); + let event = new CalendarEvent(id, date, end, summary, allDay); + this._events.set(event.id, event); + + changed = true; + } + + if (changed) + this.emit('changed'); + } + + _onEventsRemoved(dbusProxy, nameOwner, argArray) { + const [ids = []] = argArray; + + let changed = false; + for (const id of ids) + changed |= this._events.delete(id); + + if (changed) + this.emit('changed'); + } + + _onClientDisappeared(dbusProxy, nameOwner, argArray) { + let [sourceUid = ''] = argArray; + sourceUid += '\n'; + + let changed = false; + for (const id of this._events.keys()) { + if (id.startsWith(sourceUid)) + changed |= this._events.delete(id); + } + + if (changed) + this.emit('changed'); + } + + _loadEvents(forceReload) { + // Ignore while loading + if (!this._initialized) + return; + + if (this._curRequestBegin && this._curRequestEnd) { + if (forceReload) { + this._events.clear(); + this.emit('changed'); + } + this._dbusProxy.SetTimeRangeRemote( + this._curRequestBegin.getTime() / 1000, + this._curRequestEnd.getTime() / 1000, + forceReload, + Gio.DBusCallFlags.NONE); + } + } + + requestRange(begin, end) { + if (!(_datesEqual(begin, this._lastRequestBegin) && _datesEqual(end, this._lastRequestEnd))) { + this._lastRequestBegin = begin; + this._lastRequestEnd = end; + this._curRequestBegin = begin; + this._curRequestEnd = end; + this._loadEvents(true); + } + } + + *_getFilteredEvents(begin, end) { + for (const event of this._events.values()) { + if (_dateIntervalsOverlap(event.date, event.end, begin, end)) + yield event; + } + } + + getEvents(begin, end) { + let result = [...this._getFilteredEvents(begin, end)]; + + result.sort((event1, event2) => { + // sort events by end time on ending day + let d1 = event1.date < begin && event1.end <= end ? event1.end : event1.date; + let d2 = event2.date < begin && event2.end <= end ? event2.end : event2.date; + return d1.getTime() - d2.getTime(); + }); + return result; + } + + hasEvents(day) { + let dayBegin = _getBeginningOfDay(day); + let dayEnd = _getEndOfDay(day); + + const { done } = this._getFilteredEvents(dayBegin, dayEnd).next(); + return !done; + } +}); + +var Calendar = GObject.registerClass({ + Signals: { 'selected-date-changed': { param_types: [GLib.DateTime.$gtype] } }, +}, class Calendar extends St.Widget { + _init() { + this._weekStart = Shell.util_get_week_start(); + this._settings = new Gio.Settings({ schema_id: 'org.gnome.desktop.calendar' }); + + this._settings.connect('changed::%s'.format(SHOW_WEEKDATE_KEY), this._onSettingsChange.bind(this)); + this._useWeekdate = this._settings.get_boolean(SHOW_WEEKDATE_KEY); + + /** + * Translators: The header displaying just the month name + * standalone, when this is a month of the current year. + * "%OB" is the new format specifier introduced in glibc 2.27, + * in most cases you should not change it. + */ + this._headerFormatWithoutYear = _('%OB'); + /** + * Translators: The header displaying the month name and the year + * number, when this is a month of a different year. You can + * reorder the format specifiers or add other modifications + * according to the requirements of your language. + * "%OB" is the new format specifier introduced in glibc 2.27, + * in most cases you should not use the old "%B" here unless you + * absolutely know what you are doing. + */ + this._headerFormat = _('%OB %Y'); + + // Start off with the current date + this._selectedDate = new Date(); + + this._shouldDateGrabFocus = false; + + super._init({ + style_class: 'calendar', + layout_manager: new Clutter.GridLayout(), + reactive: true, + }); + + this._buildHeader(); + } + + setEventSource(eventSource) { + if (!(eventSource instanceof EventSourceBase)) + throw new Error('Event source is not valid type'); + + this._eventSource = eventSource; + this._eventSource.connect('changed', () => { + this._rebuildCalendar(); + this._update(); + }); + this._rebuildCalendar(); + this._update(); + } + + // Sets the calendar to show a specific date + setDate(date) { + if (sameDay(date, this._selectedDate)) + return; + + this._selectedDate = date; + this._update(); + + let datetime = GLib.DateTime.new_from_unix_local( + this._selectedDate.getTime() / 1000); + this.emit('selected-date-changed', datetime); + } + + updateTimeZone() { + // The calendar need to be rebuilt after a time zone update because + // the date might have changed. + this._rebuildCalendar(); + this._update(); + } + + _buildHeader() { + let layout = this.layout_manager; + let offsetCols = this._useWeekdate ? 1 : 0; + this.destroy_all_children(); + + // Top line of the calendar '<| September 2009 |>' + this._topBox = new St.BoxLayout(); + layout.attach(this._topBox, 0, 0, offsetCols + 7, 1); + + this._backButton = new St.Button({ style_class: 'calendar-change-month-back pager-button', + accessible_name: _("Previous month"), + can_focus: true }); + this._backButton.add_actor(new St.Icon({ icon_name: 'pan-start-symbolic' })); + this._topBox.add(this._backButton); + this._backButton.connect('clicked', this._onPrevMonthButtonClicked.bind(this)); + + this._monthLabel = new St.Label({ + style_class: 'calendar-month-label', + can_focus: true, + x_align: Clutter.ActorAlign.CENTER, + x_expand: true, + }); + this._topBox.add_child(this._monthLabel); + + this._forwardButton = new St.Button({ style_class: 'calendar-change-month-forward pager-button', + accessible_name: _("Next month"), + can_focus: true }); + this._forwardButton.add_actor(new St.Icon({ icon_name: 'pan-end-symbolic' })); + this._topBox.add(this._forwardButton); + this._forwardButton.connect('clicked', this._onNextMonthButtonClicked.bind(this)); + + // Add weekday labels... + // + // We need to figure out the abbreviated localized names for the days of the week; + // we do this by just getting the next 7 days starting from right now and then putting + // them in the right cell in the table. It doesn't matter if we add them in order + let iter = new Date(this._selectedDate); + iter.setSeconds(0); // Leap second protection. Hah! + iter.setHours(12); + for (let i = 0; i < 7; i++) { + // Could use iter.toLocaleFormat('%a') but that normally gives three characters + // and we want, ideally, a single character for e.g. S M T W T F S + let customDayAbbrev = _getCalendarDayAbbreviation(iter.getDay()); + let label = new St.Label({ style_class: 'calendar-day-base calendar-day-heading', + text: customDayAbbrev, + can_focus: true }); + label.accessible_name = iter.toLocaleFormat('%A'); + let col; + if (this.get_text_direction() == Clutter.TextDirection.RTL) + col = 6 - (7 + iter.getDay() - this._weekStart) % 7; + else + col = offsetCols + (7 + iter.getDay() - this._weekStart) % 7; + layout.attach(label, col, 1, 1, 1); + iter.setTime(iter.getTime() + MSECS_IN_DAY); + } + + // All the children after this are days, and get removed when we update the calendar + this._firstDayIndex = this.get_n_children(); + } + + vfunc_scroll_event(scrollEvent) { + switch (scrollEvent.direction) { + case Clutter.ScrollDirection.UP: + case Clutter.ScrollDirection.LEFT: + this._onPrevMonthButtonClicked(); + break; + case Clutter.ScrollDirection.DOWN: + case Clutter.ScrollDirection.RIGHT: + this._onNextMonthButtonClicked(); + break; + } + return Clutter.EVENT_PROPAGATE; + } + + _onPrevMonthButtonClicked() { + let newDate = new Date(this._selectedDate); + let oldMonth = newDate.getMonth(); + if (oldMonth == 0) { + newDate.setMonth(11); + newDate.setFullYear(newDate.getFullYear() - 1); + if (newDate.getMonth() != 11) { + let day = 32 - new Date(newDate.getFullYear() - 1, 11, 32).getDate(); + newDate = new Date(newDate.getFullYear() - 1, 11, day); + } + } else { + newDate.setMonth(oldMonth - 1); + if (newDate.getMonth() != oldMonth - 1) { + let day = 32 - new Date(newDate.getFullYear(), oldMonth - 1, 32).getDate(); + newDate = new Date(newDate.getFullYear(), oldMonth - 1, day); + } + } + + this._backButton.grab_key_focus(); + + this.setDate(newDate); + } + + _onNextMonthButtonClicked() { + let newDate = new Date(this._selectedDate); + let oldMonth = newDate.getMonth(); + if (oldMonth == 11) { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + if (newDate.getMonth() != 0) { + let day = 32 - new Date(newDate.getFullYear() + 1, 0, 32).getDate(); + newDate = new Date(newDate.getFullYear() + 1, 0, day); + } + } else { + newDate.setMonth(oldMonth + 1); + if (newDate.getMonth() != oldMonth + 1) { + let day = 32 - new Date(newDate.getFullYear(), oldMonth + 1, 32).getDate(); + newDate = new Date(newDate.getFullYear(), oldMonth + 1, day); + } + } + + this._forwardButton.grab_key_focus(); + + this.setDate(newDate); + } + + _onSettingsChange() { + this._useWeekdate = this._settings.get_boolean(SHOW_WEEKDATE_KEY); + this._buildHeader(); + this._rebuildCalendar(); + this._update(); + } + + _rebuildCalendar() { + let now = new Date(); + + // Remove everything but the topBox and the weekday labels + let children = this.get_children(); + for (let i = this._firstDayIndex; i < children.length; i++) + children[i].destroy(); + + this._buttons = []; + + // Start at the beginning of the week before the start of the month + // + // We want to show always 6 weeks (to keep the calendar menu at the same + // height if there are no events), so we pad it according to the following + // policy: + // + // 1 - If a month has 6 weeks, we place no padding (example: Dec 2012) + // 2 - If a month has 5 weeks and it starts on week start, we pad one week + // before it (example: Apr 2012) + // 3 - If a month has 5 weeks and it starts on any other day, we pad one week + // after it (example: Nov 2012) + // 4 - If a month has 4 weeks, we pad one week before and one after it + // (example: Feb 2010) + // + // Actually computing the number of weeks is complex, but we know that the + // problematic categories (2 and 4) always start on week start, and that + // all months at the end have 6 weeks. + let beginDate = new Date(this._selectedDate); + beginDate.setDate(1); + beginDate.setSeconds(0); + beginDate.setHours(12); + + this._calendarBegin = new Date(beginDate); + this._markedAsToday = now; + + let daysToWeekStart = (7 + beginDate.getDay() - this._weekStart) % 7; + let startsOnWeekStart = daysToWeekStart == 0; + let weekPadding = startsOnWeekStart ? 7 : 0; + + beginDate.setTime(beginDate.getTime() - (weekPadding + daysToWeekStart) * MSECS_IN_DAY); + + let layout = this.layout_manager; + let iter = new Date(beginDate); + let row = 2; + // nRows here means 6 weeks + one header + one navbar + let nRows = 8; + while (row < nRows) { + // xgettext:no-javascript-format + let button = new St.Button({ label: iter.toLocaleFormat(C_("date day number format", "%d")), + can_focus: true }); + let rtl = button.get_text_direction() == Clutter.TextDirection.RTL; + + if (this._eventSource instanceof EmptyEventSource) + button.reactive = false; + + button._date = new Date(iter); + button.connect('clicked', () => { + this._shouldDateGrabFocus = true; + this.setDate(button._date); + this._shouldDateGrabFocus = false; + }); + + let hasEvents = this._eventSource.hasEvents(iter); + let styleClass = 'calendar-day-base calendar-day'; + + if (_isWorkDay(iter)) + styleClass += ' calendar-work-day'; + else + styleClass += ' calendar-nonwork-day'; + + // Hack used in lieu of border-collapse - see gnome-shell.css + if (row == 2) + styleClass = 'calendar-day-top %s'.format(styleClass); + + let leftMost = rtl + ? iter.getDay() == (this._weekStart + 6) % 7 + : iter.getDay() == this._weekStart; + if (leftMost) + styleClass = 'calendar-day-left %s'.format(styleClass); + + if (sameDay(now, iter)) + styleClass += ' calendar-today'; + else if (iter.getMonth() != this._selectedDate.getMonth()) + styleClass += ' calendar-other-month-day'; + + if (hasEvents) + styleClass += ' calendar-day-with-events'; + + button.style_class = styleClass; + + let offsetCols = this._useWeekdate ? 1 : 0; + let col; + if (rtl) + col = 6 - (7 + iter.getDay() - this._weekStart) % 7; + else + col = offsetCols + (7 + iter.getDay() - this._weekStart) % 7; + layout.attach(button, col, row, 1, 1); + + this._buttons.push(button); + + if (this._useWeekdate && iter.getDay() == 4) { + let label = new St.Label({ text: iter.toLocaleFormat('%V'), + style_class: 'calendar-day-base calendar-week-number', + can_focus: true }); + let weekFormat = Shell.util_translate_time_string(N_("Week %V")); + label.clutter_text.y_align = Clutter.ActorAlign.CENTER; + label.accessible_name = iter.toLocaleFormat(weekFormat); + layout.attach(label, rtl ? 7 : 0, row, 1, 1); + } + + iter.setTime(iter.getTime() + MSECS_IN_DAY); + + if (iter.getDay() == this._weekStart) + row++; + } + + // Signal to the event source that we are interested in events + // only from this date range + this._eventSource.requestRange(beginDate, iter); + } + + _update() { + let now = new Date(); + + if (sameYear(this._selectedDate, now)) + this._monthLabel.text = this._selectedDate.toLocaleFormat(this._headerFormatWithoutYear); + else + this._monthLabel.text = this._selectedDate.toLocaleFormat(this._headerFormat); + + if (!this._calendarBegin || !sameMonth(this._selectedDate, this._calendarBegin) || !sameDay(now, this._markedAsToday)) + this._rebuildCalendar(); + + this._buttons.forEach(button => { + if (sameDay(button._date, this._selectedDate)) { + button.add_style_pseudo_class('selected'); + if (this._shouldDateGrabFocus) + button.grab_key_focus(); + } else { + button.remove_style_pseudo_class('selected'); + } + }); + } +}); + +var NotificationMessage = GObject.registerClass( +class NotificationMessage extends MessageList.Message { + _init(notification) { + super._init(notification.title, notification.bannerBodyText); + this.setUseBodyMarkup(notification.bannerBodyMarkup); + + this.notification = notification; + + this.setIcon(this._getIcon()); + + this.connect('close', () => { + this._closed = true; + if (this.notification) + this.notification.destroy(MessageTray.NotificationDestroyedReason.DISMISSED); + }); + this._destroyId = notification.connect('destroy', () => { + this._disconnectNotificationSignals(); + this.notification = null; + if (!this._closed) + this.close(); + }); + this._updatedId = notification.connect('updated', + this._onUpdated.bind(this)); + } + + _getIcon() { + if (this.notification.gicon) { + return new St.Icon({ gicon: this.notification.gicon, + icon_size: MESSAGE_ICON_SIZE }); + } else { + return this.notification.source.createIcon(MESSAGE_ICON_SIZE); + } + } + + _onUpdated(n, _clear) { + this.setIcon(this._getIcon()); + this.setTitle(n.title); + this.setBody(n.bannerBodyText); + this.setUseBodyMarkup(n.bannerBodyMarkup); + } + + vfunc_clicked() { + this.notification.activate(); + } + + _onDestroy() { + super._onDestroy(); + this._disconnectNotificationSignals(); + } + + _disconnectNotificationSignals() { + if (this._updatedId) + this.notification.disconnect(this._updatedId); + this._updatedId = 0; + + if (this._destroyId) + this.notification.disconnect(this._destroyId); + this._destroyId = 0; + } + + canClose() { + return true; + } +}); + +var TimeLabel = GObject.registerClass( +class NotificationTimeLabel extends St.Label { + _init(datetime) { + super._init({ + style_class: 'event-time', + x_align: Clutter.ActorAlign.START, + y_align: Clutter.ActorAlign.END, + }); + this._datetime = datetime; + } + + vfunc_map() { + this.text = Util.formatTimeSpan(this._datetime); + super.vfunc_map(); + } +}); + +var NotificationSection = GObject.registerClass( +class NotificationSection extends MessageList.MessageListSection { + _init() { + super._init(); + + this._sources = new Map(); + this._nUrgent = 0; + + Main.messageTray.connect('source-added', this._sourceAdded.bind(this)); + Main.messageTray.getSources().forEach(source => { + this._sourceAdded(Main.messageTray, source); + }); + } + + get allowed() { + return Main.sessionMode.hasNotifications && + !Main.sessionMode.isGreeter; + } + + _sourceAdded(tray, source) { + let obj = { + destroyId: 0, + notificationAddedId: 0, + }; + + obj.destroyId = source.connect('destroy', () => { + this._onSourceDestroy(source, obj); + }); + obj.notificationAddedId = source.connect('notification-added', + this._onNotificationAdded.bind(this)); + + this._sources.set(source, obj); + } + + _onNotificationAdded(source, notification) { + let message = new NotificationMessage(notification); + message.setSecondaryActor(new TimeLabel(notification.datetime)); + + let isUrgent = notification.urgency == MessageTray.Urgency.CRITICAL; + + let updatedId = notification.connect('updated', () => { + message.setSecondaryActor(new TimeLabel(notification.datetime)); + this.moveMessage(message, isUrgent ? 0 : this._nUrgent, this.mapped); + }); + let destroyId = notification.connect('destroy', () => { + notification.disconnect(destroyId); + notification.disconnect(updatedId); + if (isUrgent) + this._nUrgent--; + }); + + if (isUrgent) { + // Keep track of urgent notifications to keep them on top + this._nUrgent++; + } else if (this.mapped) { + // Only acknowledge non-urgent notifications in case it + // has important actions that are inaccessible when not + // shown as banner + notification.acknowledged = true; + } + + let index = isUrgent ? 0 : this._nUrgent; + this.addMessageAtIndex(message, index, this.mapped); + } + + _onSourceDestroy(source, obj) { + source.disconnect(obj.destroyId); + source.disconnect(obj.notificationAddedId); + + this._sources.delete(source); + } + + vfunc_map() { + this._messages.forEach(message => { + if (message.notification.urgency != MessageTray.Urgency.CRITICAL) + message.notification.acknowledged = true; + }); + super.vfunc_map(); + } +}); + +var Placeholder = GObject.registerClass( +class Placeholder extends St.BoxLayout { + _init() { + super._init({ style_class: 'message-list-placeholder', vertical: true }); + this._date = new Date(); + + const file = Gio.File.new_for_uri( + 'resource:///org/gnome/shell/theme/no-notifications.svg'); + this._icon = new St.Icon({ gicon: new Gio.FileIcon({ file }) }); + this.add_actor(this._icon); + + this._label = new St.Label({ text: _('No Notifications') }); + this.add_actor(this._label); + } +}); + +const DoNotDisturbSwitch = GObject.registerClass( +class DoNotDisturbSwitch extends PopupMenu.Switch { + _init() { + this._settings = new Gio.Settings({ + schema_id: 'org.gnome.desktop.notifications', + }); + + super._init(this._settings.get_boolean('show-banners')); + + this._settings.bind('show-banners', + this, 'state', + Gio.SettingsBindFlags.INVERT_BOOLEAN); + + this.connect('destroy', () => { + this._settings.run_dispose(); + this._settings = null; + }); + } +}); + +var CalendarMessageList = GObject.registerClass( +class CalendarMessageList extends St.Widget { + _init() { + super._init({ + style_class: 'message-list', + layout_manager: new Clutter.BinLayout(), + x_expand: true, + y_expand: true, + }); + + this._placeholder = new Placeholder(); + this.add_actor(this._placeholder); + + let box = new St.BoxLayout({ vertical: true, + x_expand: true, y_expand: true }); + this.add_actor(box); + + this._scrollView = new St.ScrollView({ + style_class: 'vfade', + overlay_scrollbars: true, + x_expand: true, y_expand: true, + }); + this._scrollView.set_policy(St.PolicyType.NEVER, St.PolicyType.AUTOMATIC); + box.add_actor(this._scrollView); + + let hbox = new St.BoxLayout({ style_class: 'message-list-controls' }); + box.add_child(hbox); + + const dndLabel = new St.Label({ + text: _('Do Not Disturb'), + y_align: Clutter.ActorAlign.CENTER, + }); + hbox.add_child(dndLabel); + + this._dndSwitch = new DoNotDisturbSwitch(); + this._dndButton = new St.Button({ + can_focus: true, + toggle_mode: true, + child: this._dndSwitch, + label_actor: dndLabel, + }); + this._dndSwitch.bind_property('state', + this._dndButton, 'checked', + GObject.BindingFlags.BIDIRECTIONAL | GObject.BindingFlags.SYNC_CREATE); + hbox.add_child(this._dndButton); + + this._clearButton = new St.Button({ + style_class: 'message-list-clear-button button', + label: _('Clear'), + can_focus: true, + x_expand: true, + x_align: Clutter.ActorAlign.END, + }); + this._clearButton.connect('clicked', () => { + this._sectionList.get_children().forEach(s => s.clear()); + }); + hbox.add_actor(this._clearButton); + + this._placeholder.bind_property('visible', + this._clearButton, 'visible', + GObject.BindingFlags.INVERT_BOOLEAN); + + this._sectionList = new St.BoxLayout({ style_class: 'message-list-sections', + vertical: true, + x_expand: true, + y_expand: true, + y_align: Clutter.ActorAlign.START }); + this._sectionList.connect('actor-added', this._sync.bind(this)); + this._sectionList.connect('actor-removed', this._sync.bind(this)); + this._scrollView.add_actor(this._sectionList); + + this._mediaSection = new Mpris.MediaSection(); + this._addSection(this._mediaSection); + + this._notificationSection = new NotificationSection(); + this._addSection(this._notificationSection); + + Main.sessionMode.connect('updated', this._sync.bind(this)); + } + + _addSection(section) { + let connectionsIds = []; + + for (let prop of ['visible', 'empty', 'can-clear']) { + connectionsIds.push( + section.connect('notify::%s'.format(prop), this._sync.bind(this))); + } + connectionsIds.push(section.connect('message-focused', (_s, messageActor) => { + Util.ensureActorVisibleInScrollView(this._scrollView, messageActor); + })); + + connectionsIds.push(section.connect('destroy', () => { + connectionsIds.forEach(id => section.disconnect(id)); + this._sectionList.remove_actor(section); + })); + + this._sectionList.add_actor(section); + } + + _sync() { + let sections = this._sectionList.get_children(); + let visible = sections.some(s => s.allowed); + this.visible = visible; + if (!visible) + return; + + let empty = sections.every(s => s.empty || !s.visible); + this._placeholder.visible = empty; + + let canClear = sections.some(s => s.canClear && s.visible); + this._clearButton.reactive = canClear; + } +}); |