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gnome-shell/js/ui/calendar.js
Florian Müllner 11cbd396c0 calendar: Tweak message list style 
* make icons smaller
 * use small font size in body
 * add some spacing between secondary item and title

https://bugzilla.gnome.org/show_bug.cgi?id=749958
2015-08-05 17:34:11 +02:00

1873 lines
64 KiB
JavaScript
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// -*- 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_ICON_SIZE = 32;
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',
x_expand: true, x_align: Clutter.ActorAlign.START });
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(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
//
// 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 id = a[0];
let summary = a[1];
let allDay = a[3];
let event = new CalendarEvent(id, 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 });
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;
}
this.emit('expanded');
},
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;
}
this.emit('unexpanded');
},
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;
},
canClose: function() {
return _isToday(this._date);
}
});
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.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: MESSAGE_ICON_SIZE });
else
return this.notification.source.createIcon(MESSAGE_ICON_SIZE);
},
_onUpdated: function(n, clear) {
this.setIcon(this._getIcon());
this.setTitle(n.title);
this.setBody(n.bannerBodyText);
this.setUseBodyMarkup(n.bannerBodyMarkup);
},
_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._ignoredEvents = new Map();
let savedState = global.get_persistent_state('as', 'ignored_events');
if (savedState)
savedState.deep_unpack().forEach(Lang.bind(this,
function(eventId) {
this._ignoredEvents.set(eventId, true);
}));
this.parent('');
Shell.AppSystem.get_default().connect('installed-changed',
Lang.bind(this, this._appInstalledChanged));
this._appInstalledChanged();
},
_ignoreEvent: function(event) {
this._ignoredEvents.set(event.id, true);
let savedState = new GLib.Variant('as', [...this._ignoredEvents.keys()]);
global.set_persistent_state('ignored_events', savedState);
},
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];
if (this._ignoredEvents.has(event.id))
continue;
let message = new EventMessage(event, this._date);
message.connect('close', Lang.bind(this, function() {
this._ignoreEvent(event);
}));
this.addMessage(message, 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);
}
});
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