gnome-shell/js/ui/calendar.js
Florian Müllner d1efc274e5 calendar: Factor out a proper EventMessage class
While messages in the EventsSection are currently simple enough to
use the generic Message baseclass, the design calls for events to
only be dismissable on the current day. We will need a subclass to
implement this behavior cleanly, so add one.

https://bugzilla.gnome.org/show_bug.cgi?id=744927
2015-03-12 17:10:11 +01:00

1841 lines
63 KiB
JavaScript

// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
const Atk = imports.gi.Atk;
const Clutter = imports.gi.Clutter;
const Gio = imports.gi.Gio;
const GLib = imports.gi.GLib;
const GObject = imports.gi.GObject;
const Gtk = imports.gi.Gtk;
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 Meta = imports.gi.Meta;
const Shell = imports.gi.Shell;
const Main = imports.ui.main;
const MessageTray = imports.ui.messageTray;
const Tweener = imports.ui.tweener;
const Util = imports.misc.util;
const MSECS_IN_DAY = 24 * 60 * 60 * 1000;
const SHOW_WEEKDATE_KEY = 'show-weekdate';
const ELLIPSIS_CHAR = '\u2026';
const MESSAGE_ANIMATION_TIME = 0.1;
const DEFAULT_EXPAND_LINES = 6;
// alias to prevent xgettext from picking up strings translated in GTK+
const gtk30_ = Gettext_gtk30.gettext;
const NC_ = function(context, str) { return context + '\u0004' + 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 _isToday(date) {
return _sameDay(new Date(), date);
}
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 _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]);
}
function _fixMarkup(text, allowMarkup) {
if (allowMarkup) {
// Support &, ", ', < and >, escape all other
// occurrences of '&'.
let _text = text.replace(/&(?!amp;|quot;|apos;|lt;|gt;)/g, '&');
// Support <b>, <i>, and <u>, escape anything else
// so it displays as raw markup.
_text = _text.replace(/<(?!\/?[biu]>)/g, '&lt;');
try {
Pango.parse_markup(_text, -1, '');
return _text;
} catch (e) {}
}
// !allowMarkup, or invalid markup
return GLib.markup_escape_text(text, -1);
}
const URLHighlighter = new Lang.Class({
Name: 'URLHighlighter',
_init: function(text, lineWrap, allowMarkup) {
if (!text)
text = '';
this.actor = new St.Label({ reactive: true, style_class: 'url-highlighter' });
this._linkColor = '#ccccff';
this.actor.connect('style-changed', Lang.bind(this, function() {
let [hasColor, color] = this.actor.get_theme_node().lookup_color('link-color', false);
if (hasColor) {
let linkColor = color.to_string().substr(0, 7);
if (linkColor != this._linkColor) {
this._linkColor = linkColor;
this._highlightUrls();
}
}
}));
this.actor.clutter_text.line_wrap = lineWrap;
this.actor.clutter_text.line_wrap_mode = Pango.WrapMode.WORD_CHAR;
this.setMarkup(text, allowMarkup);
this.actor.connect('button-press-event', Lang.bind(this, function(actor, event) {
// Don't try to URL highlight when invisible.
// The MessageTray doesn't actually hide us, so
// we need to check for paint opacities as well.
if (!actor.visible || actor.get_paint_opacity() == 0)
return Clutter.EVENT_PROPAGATE;
// Keep Notification.actor from seeing this and taking
// a pointer grab, which would block our button-release-event
// handler, if an URL is clicked
return this._findUrlAtPos(event) != -1;
}));
this.actor.connect('button-release-event', Lang.bind(this, function (actor, event) {
if (!actor.visible || actor.get_paint_opacity() == 0)
return Clutter.EVENT_PROPAGATE;
let urlId = this._findUrlAtPos(event);
if (urlId != -1) {
let url = this._urls[urlId].url;
if (url.indexOf(':') == -1)
url = 'http://' + url;
Gio.app_info_launch_default_for_uri(url, global.create_app_launch_context(0, -1));
return Clutter.EVENT_STOP;
}
return Clutter.EVENT_PROPAGATE;
}));
this.actor.connect('motion-event', Lang.bind(this, function(actor, event) {
if (!actor.visible || actor.get_paint_opacity() == 0)
return Clutter.EVENT_PROPAGATE;
let urlId = this._findUrlAtPos(event);
if (urlId != -1 && !this._cursorChanged) {
global.screen.set_cursor(Meta.Cursor.POINTING_HAND);
this._cursorChanged = true;
} else if (urlId == -1) {
global.screen.set_cursor(Meta.Cursor.DEFAULT);
this._cursorChanged = false;
}
return Clutter.EVENT_PROPAGATE;
}));
this.actor.connect('leave-event', Lang.bind(this, function() {
if (!this.actor.visible || this.actor.get_paint_opacity() == 0)
return Clutter.EVENT_PROPAGATE;
if (this._cursorChanged) {
this._cursorChanged = false;
global.screen.set_cursor(Meta.Cursor.DEFAULT);
}
return Clutter.EVENT_PROPAGATE;
}));
},
setMarkup: function(text, allowMarkup) {
text = text ? _fixMarkup(text, allowMarkup) : '';
this._text = text;
this.actor.clutter_text.set_markup(text);
/* clutter_text.text contain text without markup */
this._urls = Util.findUrls(this.actor.clutter_text.text);
this._highlightUrls();
},
_highlightUrls: function() {
// text here contain markup
let urls = Util.findUrls(this._text);
let markup = '';
let pos = 0;
for (let i = 0; i < urls.length; i++) {
let url = urls[i];
let str = this._text.substr(pos, url.pos - pos);
markup += str + '<span foreground="' + this._linkColor + '"><u>' + url.url + '</u></span>';
pos = url.pos + url.url.length;
}
markup += this._text.substr(pos);
this.actor.clutter_text.set_markup(markup);
},
_findUrlAtPos: function(event) {
let success;
let [x, y] = event.get_coords();
[success, x, y] = this.actor.transform_stage_point(x, y);
let find_pos = -1;
for (let i = 0; i < this.actor.clutter_text.text.length; i++) {
let [success, px, py, line_height] = this.actor.clutter_text.position_to_coords(i);
if (py > y || py + line_height < y || x < px)
continue;
find_pos = i;
}
if (find_pos != -1) {
for (let i = 0; i < this._urls.length; i++)
if (find_pos >= this._urls[i].pos &&
this._urls[i].pos + this._urls[i].url.length > find_pos)
return i;
}
return -1;
}
});
// 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.TableLayout(),
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.pack(this._topBox, 0, 0);
layout.set_span(this._topBox, offsetCols + 7, 1);
this._backButton = new St.Button({ style_class: 'calendar-change-month-back pager-button',
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 pager-button',
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,
can_focus: true });
label.accessible_name = iter.toLocaleFormat('%A');
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.pack(label, col, 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))
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 ' + 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)
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.pack(button, col, row);
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.accessible_name = iter.toLocaleFormat(weekFormat);
layout.pack(label, rtl ? 7 : 0, row);
}
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 ScaleLayout = new Lang.Class({
Name: 'ScaleLayout',
Extends: Clutter.BinLayout,
_connectContainer: function(container) {
if (this._container == container)
return;
if (this._container)
for (let id of this._signals)
this._container.disconnect(id);
this._container = container;
this._signals = [];
if (this._container)
for (let signal of ['notify::scale-x', 'notify::scale-y']) {
let id = this._container.connect(signal, Lang.bind(this,
function() {
this.layout_changed();
}));
this._signals.push(id);
}
},
vfunc_get_preferred_width: function(container, forHeight) {
this._connectContainer(container);
let [min, nat] = this.parent(container, forHeight);
return [Math.floor(min * container.scale_x),
Math.floor(nat * container.scale_x)];
},
vfunc_get_preferred_height: function(container, forWidth) {
this._connectContainer(container);
let [min, nat] = this.parent(container, forWidth);
return [Math.floor(min * container.scale_y),
Math.floor(nat * container.scale_y)];
}
});
const LabelExpanderLayout = new Lang.Class({
Name: 'LabelExpanderLayout',
Extends: Clutter.LayoutManager,
Properties: { 'expansion': GObject.ParamSpec.double('expansion',
'Expansion',
'Expansion of the layout, between 0 (collapsed) ' +
'and 1 (fully expanded',
GObject.ParamFlags.READABLE | GObject.ParamFlags.WRITABLE,
0, 1, 0)},
_init: function(params) {
this._expansion = 0;
this._expandLines = DEFAULT_EXPAND_LINES;
this.parent(params);
},
get expansion() {
return this._expansion;
},
set expansion(v) {
if (v == this._expansion)
return;
this._expansion = v;
this.notify('expansion');
let visibleIndex = this._expansion > 0 ? 1 : 0;
for (let i = 0; this._container && i < this._container.get_n_children(); i++)
this._container.get_child_at_index(i).visible = (i == visibleIndex);
this.layout_changed();
},
set expandLines(v) {
if (v == this._expandLines)
return;
this._expandLines = v;
if (this._expansion > 0)
this.layout_changed();
},
vfunc_set_container: function(container) {
this._container = container;
},
vfunc_get_preferred_width: function(container, forHeight) {
let [min, nat] = [0, 0];
for (let i = 0; i < container.get_n_children(); i++) {
if (i > 1)
break; // we support one unexpanded + one expanded child
let child = container.get_child_at_index(i);
let [childMin, childNat] = child.get_preferred_width(forHeight);
[min, nat] = [Math.max(min, childMin), Math.max(nat, childNat)];
}
return [min, nat];
},
vfunc_get_preferred_height: function(container, forWidth) {
let [min, nat] = [0, 0];
let children = container.get_children();
if (children[0])
[min, nat] = children[0].get_preferred_height(forWidth);
if (children[1]) {
let [min2, nat2] = children[1].get_preferred_height(forWidth);
let [expMin, expNat] = [Math.min(min2, min * this._expandLines),
Math.min(nat2, nat * this._expandLines)];
[min, nat] = [min + this._expansion * (expMin - min),
nat + this._expansion * (expNat - nat)];
}
return [min, nat];
},
vfunc_allocate: function(container, box, flags) {
for (let i = 0; i < container.get_n_children(); i++) {
let child = container.get_child_at_index(i);
if (child.visible)
child.allocate(box, flags);
}
}
});
const Message = new Lang.Class({
Name: 'Message',
_init: function(title, body) {
this.expanded = false;
this.actor = new St.Button({ style_class: 'message',
accessible_role: Atk.Role.NOTIFICATION,
can_focus: true,
x_expand: true, x_fill: true });
this.actor.connect('key-press-event',
Lang.bind(this, this._onKeyPressed));
let vbox = new St.BoxLayout({ vertical: true });
this.actor.set_child(vbox);
let hbox = new St.BoxLayout();
vbox.add_actor(hbox);
this._actionBin = new St.Widget({ layout_manager: new ScaleLayout(),
visible: false });
vbox.add_actor(this._actionBin);
this._iconBin = new St.Bin({ style_class: 'message-icon-bin',
y_expand: true,
visible: false });
this._iconBin.set_y_align(Clutter.ActorAlign.START);
hbox.add_actor(this._iconBin);
let contentBox = new St.BoxLayout({ style_class: 'message-content',
vertical: true, x_expand: true });
hbox.add_actor(contentBox);
let titleBox = new St.BoxLayout();
contentBox.add_actor(titleBox);
this.titleLabel = new St.Label({ style_class: 'message-title',
x_expand: true,
x_align: Clutter.ActorAlign.START });
this.setTitle(title);
titleBox.add_actor(this.titleLabel);
this._secondaryBin = new St.Bin({ style_class: 'message-secondary-bin' });
titleBox.add_actor(this._secondaryBin);
let closeIcon = new St.Icon({ icon_name: 'window-close-symbolic',
icon_size: 16 });
this._closeButton = new St.Button({ child: closeIcon, visible: false });
titleBox.add_actor(this._closeButton);
this._bodyStack = new St.Widget({ x_expand: true });
this._bodyStack.layout_manager = new LabelExpanderLayout();
contentBox.add_actor(this._bodyStack);
this.bodyLabel = new URLHighlighter('', false, this._useBodyMarkup);
this.bodyLabel.actor.add_style_class_name('message-body');
this._bodyStack.add_actor(this.bodyLabel.actor);
this.setBody(body);
this._closeButton.connect('clicked', Lang.bind(this, this.close));
this.actor.connect('notify::hover', Lang.bind(this, this._sync));
this.actor.connect('clicked', Lang.bind(this, this._onClicked));
this.actor.connect('destroy', Lang.bind(this, this._onDestroy));
this._sync();
},
close: function() {
this.emit('close');
},
setIcon: function(actor) {
this._iconBin.child = actor;
this._iconBin.visible = (actor != null);
},
setSecondaryActor: function(actor) {
this._secondaryBin.child = actor;
},
setTitle: function(text) {
let title = text ? _fixMarkup(text.replace(/\n/g, ' '), false) : '';
this.titleLabel.clutter_text.set_markup(title);
},
setBody: function(text) {
this._bodyText = text;
this.bodyLabel.setMarkup(text ? text.replace(/\n/g, ' ') : '',
this._useBodyMarkup);
if (this._expandedLabel)
this._expandedLabel.setMarkup(text, this._useBodyMarkup);
},
setUseBodyMarkup: function(enable) {
if (this._useBodyMarkup === enable)
return;
this._useBodyMarkup = enable;
if (this.bodyLabel)
this.setBody(this._bodyText);
},
setActionArea: function(actor) {
if (actor == null) {
if (this._actionBin.get_n_children() > 0)
this._actionBin.get_child_at_index(0).destroy();
return;
}
if (this._actionBin.get_n_children() > 0)
throw new Error('Message already has an action area');
this._actionBin.add_actor(actor);
this._actionBin.visible = this.expanded;
},
setExpandedBody: function(actor) {
if (actor == null) {
if (this._bodyStack.get_n_children() > 1)
this._bodyStack.get_child_at_index(1).destroy();
return;
}
if (this._bodyStack.get_n_children() > 1)
throw new Error('Message already has an expanded body actor');
this._bodyStack.insert_child_at_index(actor, 1);
},
setExpandedLines: function(nLines) {
this._bodyStack.layout_manager.expandLines = nLines;
},
expand: function(animate) {
this.expanded = true;
this._actionBin.visible = (this._actionBin.get_n_children() > 0);
if (this._bodyStack.get_n_children() < 2) {
this._expandedLabel = new URLHighlighter(this._bodyText,
true, this._useBodyMarkup);
this.setExpandedBody(this._expandedLabel.actor);
}
if (animate) {
Tweener.addTween(this._bodyStack.layout_manager,
{ expansion: 1,
time: MessageTray.ANIMATION_TIME,
transition: 'easeOutQuad' });
this._actionBin.scale_y = 0;
Tweener.addTween(this._actionBin,
{ scale_y: 1,
time: MessageTray.ANIMATION_TIME,
transition: 'easeOutQuad' });
} else {
this._bodyStack.layout_manager.expansion = 1;
this._actionBin.scale_y = 1;
}
},
unexpand: function(animate) {
if (animate) {
Tweener.addTween(this._bodyStack.layout_manager,
{ expansion: 0,
time: MessageTray.ANIMATION_TIME,
transition: 'easeOutQuad' });
Tweener.addTween(this._actionBin,
{ scale_y: 0,
time: MessageTray.ANIMATION_TIME,
transition: 'easeOutQuad',
onCompleteScope: this,
onComplete: function() {
this._actionBin.hide();
this.expanded = false;
}});
} else {
this._bodyStack.layout_manager.expansion = 0;
this._actionBin.scale_y = 0;
this.expanded = false;
}
},
canClose: function() {
return true;
},
_sync: function() {
let hovered = this.actor.hover;
this._closeButton.visible = hovered && this.canClose();
this._secondaryBin.visible = !hovered;
},
_onClicked: function() {
},
_onDestroy: function() {
},
_onKeyPressed: function(a, event) {
let keysym = event.get_key_symbol();
if (keysym == Clutter.KEY_Delete ||
keysym == Clutter.KEY_KP_Delete) {
this.close();
return Clutter.EVENT_STOP;
}
return Clutter.EVENT_PROPAGATE;
}
});
Signals.addSignalMethods(Message.prototype);
const EventMessage = new Lang.Class({
Name: 'EventMessage',
Extends: Message,
_init: function(event, date) {
this._event = event;
this._date = date;
this.parent(this._formatEventTime(), event.summary);
},
_formatEventTime: function() {
let periodBegin = _getBeginningOfDay(this._date);
let periodEnd = _getEndOfDay(this._date);
let allDay = (this._event.allDay || (this._event.date <= periodBegin &&
this._event.end >= periodEnd));
let title;
if (allDay) {
/* Translators: Shown in calendar event list for all day events
* Keep it short, best if you can use less then 10 characters
*/
title = C_("event list time", "All Day");
} else {
let date = this._event.date >= periodBegin ? this._event.date
: this._event.end;
title = Util.formatTime(date, { timeOnly: true });
}
let rtl = Clutter.get_default_text_direction() == Clutter.TextDirection.RTL;
if (this._event.date < periodBegin && !this._event.allDay) {
if (rtl)
title = title + ELLIPSIS_CHAR;
else
title = ELLIPSIS_CHAR + title;
}
if (this._event.end > periodEnd && !this._event.allDay) {
if (rtl)
title = ELLIPSIS_CHAR + title;
else
title = title + ELLIPSIS_CHAR;
}
return title;
}
});
const NotificationMessage = new Lang.Class({
Name: 'NotificationMessage',
Extends: Message,
_init: function(notification) {
this.notification = notification;
this.setUseBodyMarkup(notification.bannerBodyMarkup);
this.parent(notification.title, notification.bannerBodyText);
this.setIcon(this._getIcon());
this.connect('close', Lang.bind(this,
function() {
this._closed = true;
this.notification.destroy(MessageTray.NotificationDestroyedReason.DISMISSED);
}));
notification.connect('destroy', Lang.bind(this,
function() {
if (!this._closed)
this.emit('close');
}));
this._updatedId = notification.connect('updated',
Lang.bind(this, this._onUpdated));
},
_getIcon: function() {
if (this.notification.gicon)
return new St.Icon({ gicon: this.notification.gicon, icon_size: 48 });
else
return this.notification.source.createIcon(48);
},
_onUpdated: function(n, clear) {
this.setIcon(this._getIcon());
this.setTitle(n.title);
this.setBody(n.bannerBodyText);
this.setUseBodyMarkup(n.bannerBodyMarkup);
},
canClose: function() {
return !this.notification.resident;
},
_onClicked: function() {
this.notification.activate();
},
_onDestroy: function() {
if (this._updatedId)
this.notification.disconnect(this._updatedId);
this._updatedId = 0;
}
});
const MessageListSection = new Lang.Class({
Name: 'MessageListSection',
_init: function(title) {
this.actor = new St.BoxLayout({ style_class: 'message-list-section',
clip_to_allocation: true,
x_expand: true, vertical: true });
let titleBox = new St.BoxLayout({ style_class: 'message-list-section-title-box' });
this.actor.add_actor(titleBox);
this._title = new St.Button({ style_class: 'message-list-section-title',
label: title,
can_focus: true,
x_expand: true,
x_align: St.Align.START });
titleBox.add_actor(this._title);
this._title.connect('clicked', Lang.bind(this, this._onTitleClicked));
this._title.connect('key-focus-in', Lang.bind(this, this._onKeyFocusIn));
let closeIcon = new St.Icon({ icon_name: 'window-close-symbolic' });
this._closeButton = new St.Button({ style_class: 'message-list-section-close',
child: closeIcon,
accessible_name: _("Clear section"),
can_focus: true });
this._closeButton.set_x_align(Clutter.ActorAlign.END);
titleBox.add_actor(this._closeButton);
this._closeButton.connect('clicked', Lang.bind(this, this.clear));
this._list = new St.BoxLayout({ style_class: 'message-list-section-list',
vertical: true });
this.actor.add_actor(this._list);
this._list.connect('actor-added', Lang.bind(this, this._sync));
this._list.connect('actor-removed', Lang.bind(this, this._sync));
let id = Main.sessionMode.connect('updated',
Lang.bind(this, this._sync));
this.actor.connect('destroy', function() {
Main.sessionMode.disconnect(id);
});
this._messages = new Map();
this._date = new Date();
this.empty = true;
this._sync();
},
_onTitleClicked: function() {
Main.overview.hide();
Main.panel.closeCalendar();
},
_onKeyFocusIn: function(actor) {
this.emit('key-focus-in', actor);
},
get allowed() {
return true;
},
setDate: function(date) {
if (_sameDay(date, this._date))
return;
this._date = date;
this._sync();
},
addMessage: function(message, animate) {
this.addMessageAtIndex(message, -1, animate);
},
addMessageAtIndex: function(message, index, animate) {
let obj = {
container: null,
destroyId: 0,
keyFocusId: 0,
closeId: 0
};
let pivot = new Clutter.Point({ x: .5, y: .5 });
let scale = animate ? 0 : 1;
obj.container = new St.Widget({ layout_manager: new ScaleLayout(),
pivot_point: pivot,
scale_x: scale, scale_y: scale });
obj.keyFocusId = message.actor.connect('key-focus-in',
Lang.bind(this, this._onKeyFocusIn));
obj.destroyId = message.actor.connect('destroy',
Lang.bind(this, function() {
this.removeMessage(message, false);
}));
obj.closeId = message.connect('close',
Lang.bind(this, function() {
this.removeMessage(message, true);
}));
this._messages.set(message, obj);
obj.container.add_actor(message.actor);
this._list.insert_child_at_index(obj.container, index);
if (animate)
Tweener.addTween(obj.container, { scale_x: 1,
scale_y: 1,
time: MESSAGE_ANIMATION_TIME,
transition: 'easeOutQuad' });
},
moveMessage: function(message, index, animate) {
let obj = this._messages.get(message);
if (!animate) {
this._list.set_child_at_index(obj.container, index);
return;
}
let onComplete = Lang.bind(this, function() {
this._list.set_child_at_index(obj.container, index);
Tweener.addTween(obj.container, { scale_x: 1,
scale_y: 1,
time: MESSAGE_ANIMATION_TIME,
transition: 'easeOutQuad' });
});
Tweener.addTween(obj.container, { scale_x: 0,
scale_y: 0,
time: MESSAGE_ANIMATION_TIME,
transition: 'easeOutQuad',
onComplete: onComplete });
},
removeMessage: function(message, animate) {
let obj = this._messages.get(message);
message.actor.disconnect(obj.destroyId);
message.actor.disconnect(obj.keyFocusId);
message.disconnect(obj.closeId);
this._messages.delete(message);
if (animate) {
Tweener.addTween(obj.container, { scale_x: 0, scale_y: 0,
time: MESSAGE_ANIMATION_TIME,
transition: 'easeOutQuad',
onComplete: function() {
obj.container.destroy();
global.sync_pointer();
}});
} else {
obj.container.destroy();
global.sync_pointer();
}
},
clear: function() {
let messages = [...this._messages.keys()].filter(function(message) {
return message.canClose();
});
// If there are few messages, letting them all zoom out looks OK
if (messages.length < 2) {
messages.forEach(function(message) {
message.close();
});
} else {
// Otherwise we slide them out one by one, and then zoom them
// out "off-screen" in the end to smoothly shrink the parent
let delay = MESSAGE_ANIMATION_TIME / Math.max(messages.length, 5);
for (let i = 0; i < messages.length; i++) {
let message = messages[i];
let obj = this._messages.get(message);
Tweener.addTween(obj.container,
{ anchor_x: this._list.width,
opacity: 0,
time: MESSAGE_ANIMATION_TIME,
delay: i * delay,
transition: 'easeOutQuad',
onComplete: function() {
message.close();
}});
}
}
},
_canClear: function() {
for (let message of this._messages.keys())
if (message.canClose())
return true;
return false;
},
_shouldShow: function() {
return !this.empty;
},
_sync: function() {
let empty = this._list.get_n_children() == 0;
let changed = this.empty !== empty;
this.empty = empty;
if (changed)
this.emit('empty-changed');
this._closeButton.visible = this._canClear();
this.actor.visible = this.allowed && this._shouldShow();
}
});
Signals.addSignalMethods(MessageListSection.prototype);
const EventsSection = new Lang.Class({
Name: 'EventsSection',
Extends: MessageListSection,
_init: function() {
this._desktopSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.interface' });
this._desktopSettings.connect('changed', Lang.bind(this, this._reloadEvents));
this._eventSource = new EmptyEventSource();
this.parent('');
Shell.AppSystem.get_default().connect('installed-changed',
Lang.bind(this, this._appInstalledChanged));
this._appInstalledChanged();
},
setEventSource: function(eventSource) {
this._eventSource = eventSource;
this._eventSource.connect('changed', Lang.bind(this, this._reloadEvents));
},
get allowed() {
return Main.sessionMode.showCalendarEvents;
},
_updateTitle: function() {
if (_isToday(this._date)) {
this._title.label = _("Events");
return;
}
let dayFormat;
let now = new Date();
if (_sameYear(this._date, 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"));
this._title.label = this._date.toLocaleFormat(dayFormat);
},
_reloadEvents: function() {
if (this._eventSource.isLoading)
return;
this._reloading = true;
this._list.destroy_all_children();
let periodBegin = _getBeginningOfDay(this._date);
let periodEnd = _getEndOfDay(this._date);
let events = this._eventSource.getEvents(periodBegin, periodEnd);
for (let i = 0; i < events.length; i++) {
let event = events[i];
this.addMessage(new EventMessage(event, this._date), false);
}
this._reloading = false;
this._sync();
},
_appInstalledChanged: function() {
this._calendarApp = undefined;
this._title.reactive = (this._getCalendarApp() != null);
},
_getCalendarApp: function() {
if (this._calendarApp !== undefined)
return this._calendarApp;
let apps = Gio.AppInfo.get_recommended_for_type('text/calendar');
if (apps && (apps.length > 0)) {
let app = Gio.AppInfo.get_default_for_type('text/calendar', false);
let defaultInRecommended = apps.some(function(a) { return a.equal(app); });
this._calendarApp = defaultInRecommended ? app : apps[0];
} else {
this._calendarApp = null;
}
return this._calendarApp;
},
_onTitleClicked: function() {
this.parent();
let app = this._getCalendarApp();
if (app.get_id() == 'evolution.desktop')
app = Gio.DesktopAppInfo.new('evolution-calendar.desktop');
app.launch([], global.create_app_launch_context(0, -1));
},
setDate: function(date) {
this.parent(date);
this._updateTitle();
this._reloadEvents();
},
_shouldShow: function() {
return !this.empty || !_isToday(this._date);
},
_sync: function() {
if (this._reloading)
return;
this.parent();
}
});
const NotificationSection = new Lang.Class({
Name: 'NotificationSection',
Extends: MessageListSection,
_init: function() {
this.parent(_("Notifications"));
this._sources = new Map();
this._nUrgent = 0;
Main.messageTray.connect('source-added', Lang.bind(this, this._sourceAdded));
Main.messageTray.getSources().forEach(Lang.bind(this, function(source) {
this._sourceAdded(Main.messageTray, source);
}));
this.actor.connect('notify::mapped', Lang.bind(this, this._onMapped));
},
get allowed() {
return Main.sessionMode.hasNotifications &&
!Main.sessionMode.isGreeter;
},
_createTimeLabel: function() {
let label = Util.createTimeLabel(new Date());
label.style_class = 'event-time',
label.x_align = Clutter.ActorAlign.END;
return label;
},
_sourceAdded: function(tray, source) {
let obj = {
destroyId: 0,
notificationAddedId: 0,
};
obj.destroyId = source.connect('destroy', Lang.bind(this, function(source) {
this._onSourceDestroy(source, obj);
}));
obj.notificationAddedId = source.connect('notification-added',
Lang.bind(this, this._onNotificationAdded));
this._sources.set(source, obj);
},
_onNotificationAdded: function(source, notification) {
let message = new NotificationMessage(notification);
message.setSecondaryActor(this._createTimeLabel());
let isUrgent = notification.urgency == MessageTray.Urgency.CRITICAL;
let updatedId = notification.connect('updated', Lang.bind(this,
function() {
message.setSecondaryActor(this._createTimeLabel());
this.moveMessage(message, isUrgent ? 0 : this._nUrgent, this.actor.mapped);
}));
let destroyId = notification.connect('destroy', Lang.bind(this,
function() {
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.actor.mapped);
},
_onSourceDestroy: function(source, obj) {
source.disconnect(obj.destroyId);
source.disconnect(obj.notificationAddedId);
this._sources.delete(source);
},
_onMapped: function() {
if (!this.actor.mapped)
return;
for (let message of this._messages.keys())
if (message.notification.urgency != MessageTray.Urgency.CRITICAL)
message.notification.acknowledged = true;
},
_onTitleClicked: function() {
this.parent();
let app = Shell.AppSystem.get_default().lookup_app('gnome-notifications-panel.desktop');
if (!app) {
log('Settings panel for desktop file ' + desktopFile + ' could not be loaded!');
return;
}
app.activate();
},
_shouldShow: function() {
return !this.empty && _isToday(this._date);
},
_sync: function() {
this.parent();
this._title.reactive = Main.sessionMode.allowSettings;
}
});
const Placeholder = new Lang.Class({
Name: 'Placeholder',
_init: function() {
this.actor = new St.BoxLayout({ style_class: 'message-list-placeholder',
vertical: true });
this._date = new Date();
let todayFile = Gio.File.new_for_uri('resource:///org/gnome/shell/theme/no-notifications.svg');
let otherFile = Gio.File.new_for_uri('resource:///org/gnome/shell/theme/no-events.svg');
this._todayIcon = new Gio.FileIcon({ file: todayFile });
this._otherIcon = new Gio.FileIcon({ file: otherFile });
this._icon = new St.Icon();
this.actor.add_actor(this._icon);
this._label = new St.Label();
this.actor.add_actor(this._label);
this._sync();
},
setDate: function(date) {
if (_sameDay(this._date, date))
return;
this._date = date;
this._sync();
},
_sync: function() {
let isToday = _isToday(this._date);
if (isToday && this._icon.gicon == this._todayIcon)
return;
if (!isToday && this._icon.gicon == this._otherIcon)
return;
if (isToday) {
this._icon.gicon = this._todayIcon;
this._label.text = _("No Notifications");
} else {
this._icon.gicon = this._otherIcon;
this._label.text = _("No Events");
}
}
});
const MessageList = new Lang.Class({
Name: 'MessageList',
_init: function() {
this.actor = new St.Widget({ style_class: 'message-list',
layout_manager: new Clutter.BinLayout(),
x_expand: true, y_expand: true });
this._placeholder = new Placeholder();
this.actor.add_actor(this._placeholder.actor);
this._scrollView = new St.ScrollView({ style_class: 'vfade',
overlay_scrollbars: true,
x_expand: true, y_expand: true,
x_fill: true, y_fill: true });
this._scrollView.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC);
this.actor.add_actor(this._scrollView);
this._sectionList = new St.BoxLayout({ style_class: 'message-list-sections',
vertical: true,
y_expand: true,
y_align: Clutter.ActorAlign.START });
this._scrollView.add_actor(this._sectionList);
this._sections = new Map();
this._notificationSection = new NotificationSection();
this._addSection(this._notificationSection);
this._eventsSection = new EventsSection();
this._addSection(this._eventsSection);
Main.sessionMode.connect('updated', Lang.bind(this, this._sync));
},
_addSection: function(section) {
let obj = {
destroyId: 0,
visibleId: 0,
emptyChangedId: 0,
keyFocusId: 0
};
obj.destroyId = section.actor.connect('destroy', Lang.bind(this,
function() {
this._removeSection(section);
}));
obj.visibleId = section.actor.connect('notify::visible',
Lang.bind(this, this._sync));
obj.emptyChangedId = section.connect('empty-changed',
Lang.bind(this, this._sync));
obj.keyFocusId = section.connect('key-focus-in',
Lang.bind(this, this._onKeyFocusIn));
this._sections.set(section, obj);
this._sectionList.add_actor(section.actor);
this._sync();
},
_removeSection: function(section) {
let obj = this._sections.get(section);
section.actor.disconnect(obj.destroyId);
section.actor.disconnect(obj.visibleId);
section.disconnect(obj.emptyChangedId);
section.disconnect(obj.keyFocusId);
this._sections.delete(section);
this._sectionList.remove_actor(section.actor);
this._sync();
},
_onKeyFocusIn: function(section, actor) {
Util.ensureActorVisibleInScrollView(this._scrollView, actor);
},
_sync: function() {
let sections = [...this._sections.keys()];
let visible = sections.some(function(s) {
return s.allowed;
});
this.actor.visible = visible;
if (!visible)
return;
let showPlaceholder = sections.every(function(s) {
return s.empty || !s.actor.visible;
});
this._placeholder.actor.visible = showPlaceholder;
},
setEventSource: function(eventSource) {
this._eventsSection.setEventSource(eventSource);
},
setDate: function(date) {
for (let section of this._sections.keys())
section.setDate(date);
this._placeholder.setDate(date);
}
});