gnome-shell/js/ui/calendar.js

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// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
const Clutter = imports.gi.Clutter;
const Gio = imports.gi.Gio;
const GLib = imports.gi.GLib;
const Lang = imports.lang;
const St = imports.gi.St;
const Signals = imports.signals;
const Pango = imports.gi.Pango;
const Gettext_gtk30 = imports.gettext.domain('gtk30');
const Mainloop = imports.mainloop;
const Shell = imports.gi.Shell;
const MSECS_IN_DAY = 24 * 60 * 60 * 1000;
const SHOW_WEEKDATE_KEY = 'show-weekdate';
const ELLIPSIS_CHAR = '\u2026';
// alias to prevent xgettext from picking up strings translated in GTK+
const gtk30_ = Gettext_gtk30.gettext;
const NC_ = function(context, str) { return str; };
// in org.gnome.desktop.interface
const CLOCK_FORMAT_KEY = 'clock-format';
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.indexOf(date.getDay().toString()) == -1;
}
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 _formatEventTime(event, clockFormat, periodBegin, periodEnd) {
let ret;
let allDay = (event.allDay || (event.date <= periodBegin && event.end >= periodEnd));
if (allDay) {
/* Translators: Shown in calendar event list for all day events
* Keep it short, best if you can use less then 10 characters
*/
ret = C_("event list time", "All Day");
} else {
let date = event.date >= periodBegin ? event.date : event.end;
switch (clockFormat) {
case '24h':
/* Translators: Shown in calendar event list, if 24h format,
\u2236 is a ratio character, similar to : */
ret = date.toLocaleFormat(C_("event list time", "%H\u2236%M"));
break;
default:
/* explicit fall-through */
case '12h':
/* Translators: Shown in calendar event list, if 12h format,
\u2236 is a ratio character, similar to : and \u2009 is
a thin space */
ret = date.toLocaleFormat(C_("event list time", "%l\u2236%M\u2009%p"));
break;
}
}
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".
*/
C_("grid sunday", "S"),
/* Translators: Calendar grid abbreviation for Monday */
C_("grid monday", "M"),
/* Translators: Calendar grid abbreviation for Tuesday */
C_("grid tuesday", "T"),
/* Translators: Calendar grid abbreviation for Wednesday */
C_("grid wednesday", "W"),
/* Translators: Calendar grid abbreviation for Thursday */
C_("grid thursday", "T"),
/* Translators: Calendar grid abbreviation for Friday */
C_("grid friday", "F"),
/* Translators: Calendar grid abbreviation for Saturday */
C_("grid saturday", "S")
];
return abbreviations[dayNumber];
}
function _getEventDayAbbreviation(dayNumber) {
let abbreviations = [
/* Translators: Event list abbreviation for Sunday.
*
* NOTE: These list abbreviations are normally not shown together
* so they need to be unique (e.g. Tuesday and Thursday cannot
* both be 'T').
*/
C_("list sunday", "Su"),
/* Translators: Event list abbreviation for Monday */
C_("list monday", "M"),
/* Translators: Event list abbreviation for Tuesday */
C_("list tuesday", "T"),
/* Translators: Event list abbreviation for Wednesday */
C_("list wednesday", "W"),
/* Translators: Event list abbreviation for Thursday */
C_("list thursday", "Th"),
/* Translators: Event list abbreviation for Friday */
C_("list friday", "F"),
/* Translators: Event list abbreviation for Saturday */
C_("list saturday", "S")
];
return abbreviations[dayNumber];
}
// Abstraction for an appointment/event in a calendar
const CalendarEvent = new Lang.Class({
Name: 'CalendarEvent',
_init: function(date, end, summary, allDay) {
this.date = date;
this.end = end;
this.summary = summary;
this.allDay = allDay;
}
});
// Interface for appointments/events - e.g. the contents of a calendar
//
// First, an implementation with no events
const EmptyEventSource = new Lang.Class({
Name: 'EmptyEventSource',
_init: function() {
this.isLoading = false;
this.isDummy = true;
this.hasCalendars = false;
},
destroy: function() {
},
requestRange: function(begin, end) {
},
getEvents: function(begin, end) {
let result = [];
return result;
},
hasEvents: function(day) {
return false;
}
});
Signals.addSignalMethods(EmptyEventSource.prototype);
const CalendarServerIface = '<node> \
<interface name="org.gnome.Shell.CalendarServer"> \
<method name="GetEvents"> \
<arg type="x" direction="in" /> \
<arg type="x" direction="in" /> \
<arg type="b" direction="in" /> \
<arg type="a(sssbxxa{sv})" direction="out" /> \
</method> \
<property name="HasCalendars" type="b" access="read" /> \
<signal name="Changed" /> \
</interface> \
</node>';
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
const DBusEventSource = new Lang.Class({
Name: 'DBusEventSource',
_init: function() {
this._resetCache();
this.isLoading = false;
this.isDummy = false;
this._initialized = false;
this._dbusProxy = new CalendarServer();
this._dbusProxy.init_async(GLib.PRIORITY_DEFAULT, null, Lang.bind(this, function(object, result) {
let loaded = false;
try {
this._dbusProxy.init_finish(result);
loaded = true;
} catch(e) {
if (e.matches(Gio.DBusError, Gio.DBusError.TIMED_OUT)) {
// 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)
} else {
log('Error loading calendars: ' + e.message);
return;
}
}
this._dbusProxy.connectSignal('Changed', Lang.bind(this, this._onChanged));
this._dbusProxy.connect('notify::g-name-owner', Lang.bind(this, function() {
if (this._dbusProxy.g_name_owner)
this._onNameAppeared();
else
this._onNameVanished();
}));
this._dbusProxy.connect('g-properties-changed', Lang.bind(this, function() {
this.emit('notify::has-calendars');
}));
this._initialized = loaded;
if (loaded) {
this.emit('notify::has-calendars');
this._onNameAppeared();
}
}));
},
destroy: function() {
this._dbusProxy.run_dispose();
},
get hasCalendars() {
if (this._initialized)
return this._dbusProxy.HasCalendars;
else
return false;
},
_resetCache: function() {
this._events = [];
this._lastRequestBegin = null;
this._lastRequestEnd = null;
},
_onNameAppeared: function(owner) {
this._initialized = true;
this._resetCache();
this._loadEvents(true);
},
_onNameVanished: function(oldOwner) {
this._resetCache();
this.emit('changed');
},
_onChanged: function() {
this._loadEvents(false);
},
_onEventsReceived: function(results, error) {
let newEvents = [];
let appointments = results ? results[0] : null;
if (appointments != null) {
for (let n = 0; n < appointments.length; n++) {
let a = appointments[n];
let date = new Date(a[4] * 1000);
let end = new Date(a[5] * 1000);
let summary = a[1];
let allDay = a[3];
let event = new CalendarEvent(date, end, summary, allDay);
newEvents.push(event);
}
newEvents.sort(function(event1, event2) {
return event1.date.getTime() - event2.date.getTime();
});
}
this._events = newEvents;
this.isLoading = false;
this.emit('changed');
},
_loadEvents: function(forceReload) {
// Ignore while loading
if (!this._initialized)
return;
if (this._curRequestBegin && this._curRequestEnd){
this._dbusProxy.GetEventsRemote(this._curRequestBegin.getTime() / 1000,
this._curRequestEnd.getTime() / 1000,
forceReload,
Lang.bind(this, this._onEventsReceived),
Gio.DBusCallFlags.NONE);
}
},
requestRange: function(begin, end) {
if (!(_datesEqual(begin, this._lastRequestBegin) && _datesEqual(end, this._lastRequestEnd))) {
this.isLoading = true;
this._lastRequestBegin = begin;
this._lastRequestEnd = end;
this._curRequestBegin = begin;
this._curRequestEnd = end;
this._loadEvents(false);
}
},
getEvents: function(begin, end) {
let result = [];
for(let n = 0; n < this._events.length; n++) {
let event = this._events[n];
if (_dateIntervalsOverlap (event.date, event.end, begin, end)) {
result.push(event);
}
}
result.sort(function(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: function(day) {
let dayBegin = _getBeginningOfDay(day);
let dayEnd = _getEndOfDay(day);
let events = this.getEvents(dayBegin, dayEnd);
if (events.length == 0)
return false;
return true;
}
});
Signals.addSignalMethods(DBusEventSource.prototype);
const Calendar = new Lang.Class({
Name: 'Calendar',
_init: function() {
this._weekStart = Shell.util_get_week_start();
this._settings = new Gio.Settings({ schema_id: 'org.gnome.shell.calendar' });
this._settings.connect('changed::' + SHOW_WEEKDATE_KEY, Lang.bind(this, this._onSettingsChange));
this._useWeekdate = this._settings.get_boolean(SHOW_WEEKDATE_KEY);
// Find the ordering for month/year in the calendar heading
this._headerFormatWithoutYear = '%B';
switch (gtk30_('calendar:MY')) {
case 'calendar:MY':
this._headerFormat = '%B %Y';
break;
case 'calendar:YM':
this._headerFormat = '%Y %B';
break;
default:
log('Translation of "calendar:MY" in GTK+ is not correct');
this._headerFormat = '%B %Y';
break;
}
// Start off with the current date
this._selectedDate = new Date();
this._shouldDateGrabFocus = false;
this.actor = new St.Widget({ style_class: 'calendar',
layout_manager: new Clutter.GridLayout(),
reactive: true });
this.actor.connect('scroll-event',
Lang.bind(this, this._onScroll));
this._buildHeader ();
},
// @eventSource: is an object implementing the EventSource API, e.g. the
// requestRange(), getEvents(), hasEvents() methods and the ::changed signal.
setEventSource: function(eventSource) {
this._eventSource = eventSource;
this._eventSource.connect('changed', Lang.bind(this, function() {
this._rebuildCalendar();
this._update();
}));
this._rebuildCalendar();
this._update();
},
// Sets the calendar to show a specific date
setDate: function(date) {
if (_sameDay(date, this._selectedDate))
return;
this._selectedDate = date;
this._update();
this.emit('selected-date-changed', new Date(this._selectedDate));
},
_buildHeader: function() {
let layout = this.actor.layout_manager;
let offsetCols = this._useWeekdate ? 1 : 0;
this.actor.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',
accessible_name: _("Previous month"),
can_focus: true });
this._topBox.add(this._backButton);
this._backButton.connect('clicked', Lang.bind(this, this._onPrevMonthButtonClicked));
this._monthLabel = new St.Label({style_class: 'calendar-month-label',
can_focus: true });
this._topBox.add(this._monthLabel, { expand: true, x_fill: false, x_align: St.Align.MIDDLE });
this._forwardButton = new St.Button({ style_class: 'calendar-change-month-forward',
accessible_name: _("Next month"),
can_focus: true });
this._topBox.add(this._forwardButton);
this._forwardButton.connect('clicked', Lang.bind(this, this._onNextMonthButtonClicked));
// 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 });
let col;
if (this.actor.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.actor.get_n_children();
},
_onScroll : function(actor, event) {
switch (event.get_scroll_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: function() {
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: function() {
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: function() {
this._useWeekdate = this._settings.get_boolean(SHOW_WEEKDATE_KEY);
this._buildHeader();
this._rebuildCalendar();
this._update();
},
_rebuildCalendar: function() {
let now = new Date();
// Remove everything but the topBox and the weekday labels
let children = this.actor.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 year = beginDate.getYear();
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.actor.layout_manager;
let iter = new Date(beginDate);
let row = 2;
// nRows here means 6 weeks + one header + one navbar
let nRows = 8;
while (row < 8) {
let button = new St.Button({ label: iter.getDate().toString(),
can_focus: true });
let rtl = button.get_text_direction() == Clutter.TextDirection.RTL;
if (this._eventSource.isDummy)
button.reactive = false;
button._date = new Date(iter);
button.connect('clicked', Lang.bind(this, function() {
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))
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styleClass += ' calendar-work-day';
else
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styleClass += ' calendar-nonwork-day';
// Hack used in lieu of border-collapse - see gnome-shell.css
if (row == 2)
styleClass = 'calendar-day-top ' + styleClass;
let leftMost = rtl ? iter.getDay() == (this._weekStart + 6) % 7
: iter.getDay() == this._weekStart;
if (leftMost)
styleClass = 'calendar-day-left ' + styleClass;
if (_sameDay(now, iter))
styleClass += ' calendar-today';
else if (iter.getMonth() != this._selectedDate.getMonth())
styleClass += ' calendar-other-month-day';
if (hasEvents)
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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'});
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: function() {
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(Lang.bind(this, function(button) {
if (_sameDay(button._date, this._selectedDate)) {
button.add_style_pseudo_class('active');
if (this._shouldDateGrabFocus)
button.grab_key_focus();
}
else
button.remove_style_pseudo_class('active');
}));
}
});
Signals.addSignalMethods(Calendar.prototype);
const EventsList = new Lang.Class({
Name: 'EventsList',
_init: function() {
let layout = new Clutter.GridLayout({ orientation: Clutter.Orientation.VERTICAL });
this.actor = new St.Widget({ style_class: 'events-table',
layout_manager: layout });
layout.hookup_style(this.actor);
this._date = new Date();
this._desktopSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.interface' });
this._desktopSettings.connect('changed', Lang.bind(this, this._update));
this._weekStart = Shell.util_get_week_start();
},
setEventSource: function(eventSource) {
this._eventSource = eventSource;
this._eventSource.connect('changed', Lang.bind(this, this._update));
},
_addEvent: function(event, index, includeDayName, periodBegin, periodEnd) {
let dayString;
if (includeDayName) {
if (event.date >= periodBegin)
dayString = _getEventDayAbbreviation(event.date.getDay());
else /* show event end day if it began earlier */
dayString = _getEventDayAbbreviation(event.end.getDay());
} else {
dayString = '';
}
let dayLabel = new St.Label({ style_class: 'events-day-dayname',
text: dayString,
x_align: Clutter.ActorAlign.END,
y_align: Clutter.ActorAlign.START });
dayLabel.clutter_text.line_wrap = false;
dayLabel.clutter_text.ellipsize = false;
let rtl = this.actor.get_text_direction() == Clutter.TextDirection.RTL;
let layout = this.actor.layout_manager;
layout.attach(dayLabel, rtl ? 2 : 0, index, 1, 1);
let clockFormat = this._desktopSettings.get_string(CLOCK_FORMAT_KEY);
let timeString = _formatEventTime(event, clockFormat, periodBegin, periodEnd);
let timeLabel = new St.Label({ style_class: 'events-day-time',
text: timeString,
y_align: Clutter.ActorAlign.START });
timeLabel.clutter_text.line_wrap = false;
timeLabel.clutter_text.ellipsize = false;
let preEllipsisLabel = new St.Label({ style_class: 'events-day-time-ellipses',
text: ELLIPSIS_CHAR,
y_align: Clutter.ActorAlign.START });
let postEllipsisLabel = new St.Label({ style_class: 'events-day-time-ellipses',
text: ELLIPSIS_CHAR,
y_align: Clutter.ActorAlign.START });
if (event.allDay || event.date >= periodBegin)
preEllipsisLabel.opacity = 0;
if (event.allDay || event.end <= periodEnd)
postEllipsisLabel.opacity = 0;
let timeLabelBoxLayout = new St.BoxLayout();
timeLabelBoxLayout.add(preEllipsisLabel);
timeLabelBoxLayout.add(timeLabel);
timeLabelBoxLayout.add(postEllipsisLabel);
layout.attach(timeLabelBoxLayout, 1, index, 1, 1);
let titleLabel = new St.Label({ style_class: 'events-day-task',
text: event.summary,
x_expand: true });
titleLabel.clutter_text.line_wrap = true;
titleLabel.clutter_text.ellipsize = false;
layout.attach(titleLabel, rtl ? 0 : 2, index, 1, 1);
},
_addPeriod: function(header, index, periodBegin, periodEnd, includeDayName, showNothingScheduled) {
let events = this._eventSource.getEvents(periodBegin, periodEnd);
if (events.length == 0 && !showNothingScheduled)
return index;
let label = new St.Label({ style_class: 'events-day-header', text: header });
let layout = this.actor.layout_manager;
layout.attach(label, 0, index, 3, 1);
index++;
for (let n = 0; n < events.length; n++) {
this._addEvent(events[n], index, includeDayName, periodBegin, periodEnd);
index++;
}
if (events.length == 0 && showNothingScheduled) {
/* Translators: Text to show if there are no events */
let nothingEvent = new CalendarEvent(periodBegin, periodBegin, _("Nothing Scheduled"), true);
this._addEvent(nothingEvent, index, false, periodBegin, periodEnd);
index++;
}
return index;
},
_showOtherDay: function(day) {
this.actor.destroy_all_children();
let dayBegin = _getBeginningOfDay(day);
let dayEnd = _getEndOfDay(day);
let dayFormat;
let now = new Date();
if (_sameYear(day, now))
/* Translators: Shown on calendar heading when selected day occurs on current year */
dayFormat = Shell.util_translate_time_string(NC_("calendar heading",
"%A, %B %d"));
else
/* Translators: Shown on calendar heading when selected day occurs on different year */
dayFormat = Shell.util_translate_time_string(NC_("calendar heading",
"%A, %B %d, %Y"));
let dayString = day.toLocaleFormat(dayFormat);
this._addPeriod(dayString, 0, dayBegin, dayEnd, false, true);
},
_showToday: function() {
this.actor.destroy_all_children();
let index = 0;
let now = new Date();
let dayBegin = _getBeginningOfDay(now);
let dayEnd = _getEndOfDay(now);
index = this._addPeriod(_("Today"), index, dayBegin, dayEnd, false, true);
let tomorrowBegin = new Date(dayBegin.getTime() + 86400 * 1000);
let tomorrowEnd = new Date(dayEnd.getTime() + 86400 * 1000);
index = this._addPeriod(_("Tomorrow"), index, tomorrowBegin, tomorrowEnd, false, true);
let dayInWeek = (dayEnd.getDay() - this._weekStart + 7) % 7;
if (dayInWeek < 5) {
/* If now is within the first 5 days we show "This week" and
* include events up until and including Saturday/Sunday
* (depending on whether a week starts on Sunday/Monday).
*/
let thisWeekBegin = new Date(dayBegin.getTime() + 2 * 86400 * 1000);
let thisWeekEnd = new Date(dayEnd.getTime() + (6 - dayInWeek) * 86400 * 1000);
index = this._addPeriod(_("This week"), index, thisWeekBegin, thisWeekEnd, true, false);
} else {
/* otherwise it's one of the two last days of the week ... show
* "Next week" and include events up until and including *next*
* Saturday/Sunday
*/
let nextWeekBegin = new Date(dayBegin.getTime() + 2 * 86400 * 1000);
let nextWeekEnd = new Date(dayEnd.getTime() + (13 - dayInWeek) * 86400 * 1000);
index = this._addPeriod(_("Next week"), index, nextWeekBegin, nextWeekEnd, true, false);
}
},
// Sets the event list to show events from a specific date
setDate: function(date) {
if (!_sameDay(date, this._date)) {
this._date = date;
this._update();
}
},
_update: function() {
if (this._eventSource.isLoading)
return;
let today = new Date();
if (_sameDay (this._date, today)) {
this._showToday();
} else {
this._showOtherDay(this._date);
}
}
});