530 lines
18 KiB
JavaScript
530 lines
18 KiB
JavaScript
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
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const Clutter = imports.gi.Clutter;
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const Gettext = imports.gettext;
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const Gio = imports.gi.Gio;
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const GLib = imports.gi.GLib;
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const Lang = imports.lang;
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const Mainloop = imports.mainloop;
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const Signals = imports.signals;
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const Shell = imports.gi.Shell;
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const St = imports.gi.St;
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const Main = imports.ui.main;
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const Tweener = imports.ui.tweener;
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const Params = imports.misc.params;
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const SCROLL_TIME = 0.1;
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// http://daringfireball.net/2010/07/improved_regex_for_matching_urls
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const _balancedParens = '\\((?:[^\\s()<>]+|(?:\\(?:[^\\s()<>]+\\)))*\\)';
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const _leadingJunk = '[\\s`(\\[{\'\\"<\u00AB\u201C\u2018]';
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const _notTrailingJunk = '[^\\s`!()\\[\\]{};:\'\\".,<>?\u00AB\u00BB\u201C\u201D\u2018\u2019]';
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const _urlRegexp = new RegExp(
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'(^|' + _leadingJunk + ')' +
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'(' +
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'(?:' +
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'(?:http|https|ftp)://' + // scheme://
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'|' +
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'www\\d{0,3}[.]' + // www.
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'|' +
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'[a-z0-9.\\-]+[.][a-z]{2,4}/' + // foo.xx/
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')' +
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'(?:' + // one or more:
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'[^\\s()<>]+' + // run of non-space non-()
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'|' + // or
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_balancedParens + // balanced parens
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')+' +
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'(?:' + // end with:
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_balancedParens + // balanced parens
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'|' + // or
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_notTrailingJunk + // last non-junk char
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')' +
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')', 'gi');
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let _desktopSettings = null;
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// findUrls:
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// @str: string to find URLs in
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//
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// Searches @str for URLs and returns an array of objects with %url
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// properties showing the matched URL string, and %pos properties indicating
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// the position within @str where the URL was found.
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//
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// Return value: the list of match objects, as described above
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function findUrls(str) {
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let res = [], match;
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while ((match = _urlRegexp.exec(str)))
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res.push({ url: match[2], pos: match.index + match[1].length });
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return res;
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}
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// spawn:
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// @argv: an argv array
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//
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// Runs @argv in the background, handling any errors that occur
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// when trying to start the program.
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function spawn(argv) {
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try {
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trySpawn(argv);
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} catch (err) {
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_handleSpawnError(argv[0], err);
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}
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}
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// spawnCommandLine:
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// @command_line: a command line
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//
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// Runs @command_line in the background, handling any errors that
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// occur when trying to parse or start the program.
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function spawnCommandLine(command_line) {
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try {
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let [success, argv] = GLib.shell_parse_argv(command_line);
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trySpawn(argv);
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} catch (err) {
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_handleSpawnError(command_line, err);
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}
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}
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// spawnApp:
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// @argv: an argv array
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//
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// Runs @argv as if it was an application, handling startup notification
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function spawnApp(argv) {
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try {
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let app = Gio.AppInfo.create_from_commandline(argv.join(' '), null,
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Gio.AppInfoCreateFlags.SUPPORTS_STARTUP_NOTIFICATION);
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let context = global.create_app_launch_context(0, -1);
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app.launch([], context, false);
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} catch(err) {
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_handleSpawnError(argv[0], err);
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}
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}
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// trySpawn:
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// @argv: an argv array
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//
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// Runs @argv in the background. If launching @argv fails,
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// this will throw an error.
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function trySpawn(argv)
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{
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var success, pid;
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try {
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[success, pid] = GLib.spawn_async(null, argv, null,
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GLib.SpawnFlags.SEARCH_PATH | GLib.SpawnFlags.DO_NOT_REAP_CHILD,
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null);
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} catch (err) {
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/* Rewrite the error in case of ENOENT */
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if (err.matches(GLib.SpawnError, GLib.SpawnError.NOENT)) {
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throw new GLib.SpawnError({ code: GLib.SpawnError.NOENT,
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message: _("Command not found") });
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} else if (err instanceof GLib.Error) {
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// The exception from gjs contains an error string like:
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// Error invoking GLib.spawn_command_line_async: Failed to
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// execute child process "foo" (No such file or directory)
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// We are only interested in the part in the parentheses. (And
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// we can't pattern match the text, since it gets localized.)
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let message = err.message.replace(/.*\((.+)\)/, '$1');
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throw new (err.constructor)({ code: err.code,
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message: message });
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} else {
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throw err;
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}
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}
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// Dummy child watch; we don't want to double-fork internally
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// because then we lose the parent-child relationship, which
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// can break polkit. See https://bugzilla.redhat.com//show_bug.cgi?id=819275
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GLib.child_watch_add(GLib.PRIORITY_DEFAULT, pid, function () {});
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}
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// trySpawnCommandLine:
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// @command_line: a command line
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//
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// Runs @command_line in the background. If launching @command_line
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// fails, this will throw an error.
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function trySpawnCommandLine(command_line) {
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let success, argv;
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try {
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[success, argv] = GLib.shell_parse_argv(command_line);
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} catch (err) {
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// Replace "Error invoking GLib.shell_parse_argv: " with
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// something nicer
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err.message = err.message.replace(/[^:]*: /, _("Could not parse command:") + "\n");
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throw err;
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}
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trySpawn(argv);
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}
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function _handleSpawnError(command, err) {
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let title = _("Execution of “%s” failed:").format(command);
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Main.notifyError(title, err.message);
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}
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function formatTimeSpan(date) {
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let now = GLib.DateTime.new_now_local();
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let timespan = now.difference(date);
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let minutesAgo = timespan / GLib.TIME_SPAN_MINUTE;
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let hoursAgo = timespan / GLib.TIME_SPAN_HOUR;
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let daysAgo = timespan / GLib.TIME_SPAN_DAY;
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let weeksAgo = daysAgo / 7;
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let monthsAgo = daysAgo / 30;
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let yearsAgo = weeksAgo / 52;
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if (minutesAgo < 5)
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return _("Just now");
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if (hoursAgo < 1)
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return Gettext.ngettext("%d minute ago",
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"%d minutes ago", minutesAgo).format(minutesAgo);
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if (daysAgo < 1)
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return Gettext.ngettext("%d hour ago",
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"%d hours ago", hoursAgo).format(hoursAgo);
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if (daysAgo < 2)
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return _("Yesterday");
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if (daysAgo < 15)
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return Gettext.ngettext("%d day ago",
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"%d days ago", daysAgo).format(daysAgo);
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if (weeksAgo < 8)
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return Gettext.ngettext("%d week ago",
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"%d weeks ago", weeksAgo).format(weeksAgo);
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if (yearsAgo < 1)
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return Gettext.ngettext("%d month ago",
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"%d months ago", monthsAgo).format(monthsAgo);
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return Gettext.ngettext("%d year ago",
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"%d years ago", yearsAgo).format(yearsAgo);
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}
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function formatTime(time, params) {
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let date;
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// HACK: The built-in Date type sucks at timezones, which we need for the
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// world clock; it's often more convenient though, so allow either
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// Date or GLib.DateTime as parameter
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if (time instanceof Date)
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date = GLib.DateTime.new_from_unix_local(time.getTime() / 1000);
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else
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date = time;
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let now = GLib.DateTime.new_now_local();
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let daysAgo = now.difference(date) / (24 * 60 * 60 * 1000 * 1000);
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let format;
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if (_desktopSettings == null)
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_desktopSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.interface' });
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let clockFormat = _desktopSettings.get_string('clock-format');
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let hasAmPm = date.format('%p') != '';
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params = Params.parse(params, { timeOnly: false });
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if (clockFormat == '24h' || !hasAmPm) {
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// Show only the time if date is on today
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if (daysAgo < 1 || params.timeOnly)
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/* Translators: Time in 24h format */
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format = N_("%H\u2236%M");
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// Show the word "Yesterday" and time if date is on yesterday
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else if (daysAgo <2)
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/* Translators: this is the word "Yesterday" followed by a
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time string in 24h format. i.e. "Yesterday, 14:30" */
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// xgettext:no-c-format
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format = N_("Yesterday, %H\u2236%M");
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// Show a week day and time if date is in the last week
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else if (daysAgo < 7)
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/* Translators: this is the week day name followed by a time
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string in 24h format. i.e. "Monday, 14:30" */
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// xgettext:no-c-format
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format = N_("%A, %H\u2236%M");
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else if (date.get_year() == now.get_year())
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/* Translators: this is the month name and day number
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followed by a time string in 24h format.
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i.e. "May 25, 14:30" */
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// xgettext:no-c-format
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format = N_("%B %d, %H\u2236%M");
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else
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/* Translators: this is the month name, day number, year
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number followed by a time string in 24h format.
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i.e. "May 25 2012, 14:30" */
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// xgettext:no-c-format
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format = N_("%B %d %Y, %H\u2236%M");
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} else {
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// Show only the time if date is on today
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if (daysAgo < 1 || params.timeOnly)
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/* Translators: Time in 12h format */
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format = N_("%l\u2236%M %p");
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// Show the word "Yesterday" and time if date is on yesterday
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else if (daysAgo <2)
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/* Translators: this is the word "Yesterday" followed by a
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time string in 12h format. i.e. "Yesterday, 2:30 pm" */
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// xgettext:no-c-format
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format = N_("Yesterday, %l\u2236%M %p");
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// Show a week day and time if date is in the last week
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else if (daysAgo < 7)
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/* Translators: this is the week day name followed by a time
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string in 12h format. i.e. "Monday, 2:30 pm" */
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// xgettext:no-c-format
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format = N_("%A, %l\u2236%M %p");
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else if (date.get_year() == now.get_year())
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/* Translators: this is the month name and day number
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followed by a time string in 12h format.
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i.e. "May 25, 2:30 pm" */
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// xgettext:no-c-format
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format = N_("%B %d, %l\u2236%M %p");
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else
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/* Translators: this is the month name, day number, year
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number followed by a time string in 12h format.
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i.e. "May 25 2012, 2:30 pm"*/
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// xgettext:no-c-format
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format = N_("%B %d %Y, %l\u2236%M %p");
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}
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return date.format(Shell.util_translate_time_string(format));
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}
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function createTimeLabel(date, params) {
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if (_desktopSettings == null)
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_desktopSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.interface' });
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let label = new St.Label({ text: formatTime(date, params) });
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let id = _desktopSettings.connect('changed::clock-format', function() {
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label.text = formatTime(date, params);
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});
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label.connect('destroy', function() {
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_desktopSettings.disconnect(id);
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});
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return label;
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}
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// lowerBound:
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// @array: an array or array-like object, already sorted
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// according to @cmp
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// @val: the value to add
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// @cmp: a comparator (or undefined to compare as numbers)
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//
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// Returns the position of the first element that is not
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// lower than @val, according to @cmp.
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// That is, returns the first position at which it
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// is possible to insert @val without violating the
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// order.
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// This is quite like an ordinary binary search, except
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// that it doesn't stop at first element comparing equal.
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function lowerBound(array, val, cmp) {
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let min, max, mid, v;
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cmp = cmp || function(a, b) { return a - b; };
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if (array.length == 0)
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return 0;
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min = 0; max = array.length;
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while (min < (max - 1)) {
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mid = Math.floor((min + max) / 2);
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v = cmp(array[mid], val);
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if (v < 0)
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min = mid + 1;
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else
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max = mid;
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}
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return (min == max || cmp(array[min], val) < 0) ? max : min;
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}
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// insertSorted:
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// @array: an array sorted according to @cmp
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// @val: a value to insert
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// @cmp: the sorting function
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//
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// Inserts @val into @array, preserving the
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// sorting invariants.
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// Returns the position at which it was inserted
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function insertSorted(array, val, cmp) {
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let pos = lowerBound(array, val, cmp);
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array.splice(pos, 0, val);
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return pos;
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}
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const CloseButton = new Lang.Class({
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Name: 'CloseButton',
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Extends: St.Button,
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_init: function(boxpointer) {
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this.parent({ style_class: 'notification-close'});
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// This is a bit tricky. St.Bin has its own x-align/y-align properties
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// that compete with Clutter's properties. This should be fixed for
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// Clutter 2.0. Since St.Bin doesn't define its own setters, the
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// setters are a workaround to get Clutter's version.
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this.set_x_align(Clutter.ActorAlign.END);
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this.set_y_align(Clutter.ActorAlign.START);
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// XXX Clutter 2.0 workaround: ClutterBinLayout needs expand
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// to respect the alignments.
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this.set_x_expand(true);
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this.set_y_expand(true);
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this._boxPointer = boxpointer;
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if (boxpointer)
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this._boxPointer.connect('arrow-side-changed', Lang.bind(this, this._sync));
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},
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_computeBoxPointerOffset: function() {
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if (!this._boxPointer || !this._boxPointer.actor.get_stage())
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return 0;
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let side = this._boxPointer.arrowSide;
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if (side == St.Side.TOP)
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return this._boxPointer.getArrowHeight();
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else
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return 0;
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},
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_sync: function() {
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let themeNode = this.get_theme_node();
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let offY = this._computeBoxPointerOffset();
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this.translation_x = themeNode.get_length('-shell-close-overlap-x')
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this.translation_y = themeNode.get_length('-shell-close-overlap-y') + offY;
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},
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vfunc_style_changed: function() {
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this._sync();
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this.parent();
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},
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});
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function makeCloseButton(boxpointer) {
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return new CloseButton(boxpointer);
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}
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function ensureActorVisibleInScrollView(scrollView, actor) {
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let adjustment = scrollView.vscroll.adjustment;
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let [value, lower, upper, stepIncrement, pageIncrement, pageSize] = adjustment.get_values();
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let offset = 0;
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let vfade = scrollView.get_effect("fade");
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if (vfade)
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offset = vfade.vfade_offset;
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let box = actor.get_allocation_box();
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let y1 = box.y1, y2 = box.y2;
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let parent = actor.get_parent();
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while (parent != scrollView) {
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if (!parent)
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throw new Error("actor not in scroll view");
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let box = parent.get_allocation_box();
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y1 += box.y1;
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y2 += box.y1;
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parent = parent.get_parent();
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}
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if (y1 < value + offset)
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value = Math.max(0, y1 - offset);
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else if (y2 > value + pageSize - offset)
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value = Math.min(upper, y2 + offset - pageSize);
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else
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return;
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Tweener.addTween(adjustment,
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{ value: value,
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time: SCROLL_TIME,
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transition: 'easeOutQuad' });
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}
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const AppSettingsMonitor = new Lang.Class({
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Name: 'AppSettingsMonitor',
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_init: function(appId, schemaId) {
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this._appId = appId;
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this._schemaId = schemaId;
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this._app = null;
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this._settings = null;
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this._handlers = [];
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this._schemaSource = Gio.SettingsSchemaSource.get_default();
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this._appSystem = Shell.AppSystem.get_default();
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this._appSystem.connect('installed-changed',
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Lang.bind(this, this._onInstalledChanged));
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this._onInstalledChanged();
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},
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get available() {
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return this._app != null && this._settings != null;
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},
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activateApp: function() {
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if (this._app)
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this._app.activate();
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},
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watchSetting: function(key, callback) {
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let handler = { id: 0, key: key, callback: callback };
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this._handlers.push(handler);
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this._connectHandler(handler);
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},
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_connectHandler: function(handler) {
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if (!this._settings || handler.id > 0)
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return;
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handler.id = this._settings.connect('changed::' + handler.key,
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handler.callback);
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handler.callback(this._settings, handler.key);
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},
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_disconnectHandler: function(handler) {
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if (this._settings && handler.id > 0)
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this._settings.disconnect(handler.id);
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handler.id = 0;
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},
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_onInstalledChanged: function() {
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let hadApp = (this._app != null);
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this._app = this._appSystem.lookup_app(this._appId);
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let haveApp = (this._app != null);
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if (hadApp == haveApp)
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return;
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if (haveApp)
|
|
this._checkSettings();
|
|
else
|
|
this._setSettings(null);
|
|
},
|
|
|
|
_setSettings: function(settings) {
|
|
this._handlers.forEach((handler) => { this._disconnectHandler(handler); });
|
|
|
|
let hadSettings = (this._settings != null);
|
|
this._settings = settings;
|
|
let haveSettings = (this._settings != null);
|
|
|
|
this._handlers.forEach((handler) => { this._connectHandler(handler); });
|
|
|
|
if (hadSettings != haveSettings)
|
|
this.emit('available-changed');
|
|
},
|
|
|
|
_checkSettings: function() {
|
|
let schema = this._schemaSource.lookup(this._schemaId, true);
|
|
if (schema) {
|
|
this._setSettings(new Gio.Settings({ settings_schema: schema }));
|
|
} else if (this._app) {
|
|
Mainloop.timeout_add_seconds(1, () => {
|
|
this._checkSettings();
|
|
return GLib.SOURCE_REMOVE;
|
|
});
|
|
}
|
|
}
|
|
});
|
|
Signals.addSignalMethods(AppSettingsMonitor.prototype);
|