恳请各位帮忙比较一下这两个脚本中的部分代码

Question

本帖最后由 airycanon 于 2011-10-16 15:18:36 编辑

Answer 1

const AccountsService = imports.gi.AccountsService;
const DBus = imports.dbus;
const Gio = imports.gi.Gio;
const GLib = imports.gi.GLib;
const Lang = imports.lang;
const Pango = imports.gi.Pango;
const Shell = imports.gi.Shell;
const St = imports.gi.St;
const Tp = imports.gi.TelepathyGLib;
const UPowerGlib = imports.gi.UPowerGlib;const GnomeSession = imports.misc.gnomeSession;
const Main = imports.ui.main;
const PanelMenu = imports.ui.panelMenu;
const PopupMenu = imports.ui.popupMenu;
const ScreenSaver = imports.misc.screenSaver;
const Util = imports.misc.util;const LOCKDOWN_SCHEMA = 'org.gnome.desktop.lockdown';
const DISABLE_USER_SWITCH_KEY = 'disable-user-switching';
const DISABLE_LOCK_SCREEN_KEY = 'disable-lock-screen';
const DISABLE_LOG_OUT_KEY = 'disable-log-out';const DIALOG_ICON_SIZE = 64;const IMStatus = {
    AVAILABLE: 0,
    BUSY: 1,
    HIDDEN: 2,
    AWAY: 3,
    IDLE: 4,
    OFFLINE: 5,
    LAST: 6
};   _onDestroy: function() {
        this._user.disconnect(this._userLoadedId);
        this._user.disconnect(this._userChangedId);
    },    _updateUserName: function() {
        if (this._user.is_loaded)
            this._name.set_text(this._user.get_real_name());
        else
            this._name.set_text("");
    },    _updateSwitchUser: function() {
        let allowSwitch = !this._lockdownSettings.get_boolean(DISABLE_USER_SWITCH_KEY);
        if (allowSwitch && this._userManager.can_switch ())
            this._loginScreenItem.actor.show();
        else
            this._loginScreenItem.actor.hide();
    },    _updateLogout: function() {
        let allowLogout = !this._lockdownSettings.get_boolean(DISABLE_LOG_OUT_KEY);
        if (allowLogout)
            this._logoutItem.actor.show();
        else
            this._logoutItem.actor.hide();
    },    _updateLockScreen: function() {
        let allowLockScreen = !this._lockdownSettings.get_boolean(DISABLE_LOCK_SCREEN_KEY);
        if (allowLockScreen)
            this._lockScreenItem.actor.show();
        else
            this._lockScreenItem.actor.hide();
    },    _updateHaveShutdown: function() {
        this._session.CanShutdownRemote(Lang.bind(this,
            function(result, error) {
                if (!error) {
                    this._haveShutdown = result;
                    this._updateSuspendOrPowerOff();
                }
            }));
    },    _updateSuspendOrPowerOff: function() {
        this._haveSuspend = this._upClient.get_can_suspend();        if (!this._suspendOrPowerOffItem)
            return;        if (!this._haveShutdown && !this._haveSuspend)
            this._suspendOrPowerOffItem.actor.hide();
        else
            this._suspendOrPowerOffItem.actor.show();        // If we can't suspend show Power Off... instead
        // and disable the alt key
        if (!this._haveSuspend) {
            this._suspendOrPowerOffItem.updateText(_("Power Off..."), null);
        } else if (!this._haveShutdown) {
            this._suspendOrPowerOffItem.updateText(_("Suspend"), null);
        } else {
            this._suspendOrPowerOffItem.updateText(_("Suspend"), _("Power Off..."));
        }
    },    _updateSwitch: function(presence, status) {
        let active = status == GnomeSession.PresenceStatus.AVAILABLE;
        this._notificationsSwitch.setToggleState(active);
    },    _updatePresenceIcon: function(accountMgr, presence, status, message) {
        if (presence == Tp.ConnectionPresenceType.AVAILABLE)
            this._iconBox.child = this._availableIcon;
        else if (presence == Tp.ConnectionPresenceType.BUSY)
            this._iconBox.child = this._busyIcon;
        else if (presence == Tp.ConnectionPresenceType.HIDDEN)
            this._iconBox.child = this._invisibleIcon;
        else if (presence == Tp.ConnectionPresenceType.AWAY)
            this._iconBox.child = this._awayIcon;
        else if (presence == Tp.ConnectionPresenceType.EXTENDED_AWAY)
            this._iconBox.child = this._idleIcon;
        else
            this._iconBox.child = this._offlineIcon;
    },    _createSubMenu: function() {
        let item;        item = new IMStatusChooserItem();
        item.connect('activate', Lang.bind(this, this._onMyAccountActivate));
        this.menu.addMenuItem(item);
        this._statusChooser = item;        item = new PopupMenu.PopupSwitchMenuItem(_("Notifications"));
        item.connect('activate', Lang.bind(this, this._updatePresenceStatus));
        this.menu.addMenuItem(item);
        this._notificationsSwitch = item;        item = new PopupMenu.PopupSeparatorMenuItem();
        this.menu.addMenuItem(item);        item = new PopupMenu.PopupMenuItem(_("Online Accounts"));
        item.connect('activate', Lang.bind(this, this._onOnlineAccountsActivate));
        this.menu.addMenuItem(item);        item = new PopupMenu.PopupMenuItem(_("System Settings"));
        item.connect('activate', Lang.bind(this, this._onPreferencesActivate));
        this.menu.addMenuItem(item);        item = new PopupMenu.PopupSeparatorMenuItem();
        this.menu.addMenuItem(item);        item = new PopupMenu.PopupMenuItem(_("Lock Screen"));
        item.connect('activate', Lang.bind(this, this._onLockScreenActivate));
        this.menu.addMenuItem(item);
        this._lockScreenItem = item;        item = new PopupMenu.PopupMenuItem(_("Switch User"));
        item.connect('activate', Lang.bind(this, this._onLoginScreenActivate));
        this.menu.addMenuItem(item);
        this._loginScreenItem = item;        item = new PopupMenu.PopupMenuItem(_("Log Out..."));
        item.connect('activate', Lang.bind(this, this._onQuitSessionActivate));
        this.menu.addMenuItem(item);
        this._logoutItem = item;        item = new PopupMenu.PopupSeparatorMenuItem();
        this.menu.addMenuItem(item);        item = new PopupMenu.PopupAlternatingMenuItem(_("Suspend"),
                                                      _("Power Off..."));
        this.menu.addMenuItem(item);
        this._suspendOrPowerOffItem = item;
        item.connect('activate', Lang.bind(this, this._onSuspendOrPowerOffActivate));
        this._updateSuspendOrPowerOff();
    },    _updatePresenceStatus: function(item, event) {
        let status;        if (item.state) {
            status = GnomeSession.PresenceStatus.AVAILABLE;
        } else {
            status = GnomeSession.PresenceStatus.BUSY;            let [presence, s, msg] = this._account_mgr.get_most_available_presence();
            let newPresence = this._statusChooser.getIMPresenceForSessionStatus(status);
            if (newPresence != presence &&
                newPresence == Tp.ConnectionPresenceType.BUSY)
                Main.notify(_("Your chat status will be set to busy"),
                            _("Notifications are now disabled, including chat messages. Your online status has been adjusted to let others know that you might not see their messages."));
        }        this._presence.setStatus(status);
    },    _onMyAccountActivate: function() {
        Main.overview.hide();
        let app = Shell.AppSystem.get_default().lookup_setting('gnome-user-accounts-panel.desktop');
        app.activate();
    },    _onOnlineAccountsActivate: function() {
        Main.overview.hide();
        let app = Shell.AppSystem.get_default().lookup_setting('gnome-online-accounts-panel.desktop');
        app.activate(-1);
    },    _onPreferencesActivate: function() {
        Main.overview.hide();
        let app = Shell.AppSystem.get_default().lookup_app('gnome-control-center.desktop');
        app.activate();
    },    _onLockScreenActivate: function() {
        Main.overview.hide();
        this._screenSaverProxy.LockRemote();
    },    _onLoginScreenActivate: function() {
        Main.overview.hide();
        // Ensure we only move to GDM after the screensaver has activated; in some
        // OS configurations, the X server may block event processing on VT switch
        this._screenSaverProxy.SetActiveRemote(true, Lang.bind(this, function() {
            this._userManager.goto_login_session();
        }));
    },    _onQuitSessionActivate: function() {
        Main.overview.hide();
        this._session.LogoutRemote(0);
    },    _onSuspendOrPowerOffActivate: function() {
        Main.overview.hide();        if (this._haveSuspend &&
            this._suspendOrPowerOffItem.state == PopupMenu.PopupAlternatingMenuItemState.DEFAULT) {
            // Ensure we only suspend after the screensaver has activated
            this._screenSaverProxy.SetActiveRemote(true, Lang.bind(this, function() {
                this._upClient.suspend_sync(null);
            }));
        } else {
            this._session.ShutdownRemote();
        }
    }
};

Answer 2

不是啊，真的是gnome-shell的脚本，很奇怪，就那两个选项，官方的显示中文，自定义的就显示英文……