first commit

README.md

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+# Activate Gnome

convenience.js

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+/* -*- mode: js; js-basic-offset: 4; indent-tabs-mode: nil -*- */
+/*
+  Copyright (c) 2011-2012, Giovanni Campagna <scampa.giovanni@gmail.com>
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions are met:
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
+    * Neither the name of the GNOME nor the
+      names of its contributors may be used to endorse or promote products
+      derived from this software without specific prior written permission.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
+  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+const Gettext = imports.gettext;
+const Gio = imports.gi.Gio;
+
+const Config = imports.misc.config;
+const ExtensionUtils = imports.misc.extensionUtils;
+
+/**
+ * initTranslations:
+ * @domain: (optional): the gettext domain to use
+ *
+ * Initialize Gettext to load translations from extensionsdir/locale.
+ * If @domain is not provided, it will be taken from metadata['gettext-domain']
+ */
+function initTranslations(domain) {
+    let extension = ExtensionUtils.getCurrentExtension();
+
+    domain = domain || extension.metadata['gettext-domain'];
+
+    // check if this extension was built with "make zip-file", and thus
+    // has the locale files in a subfolder
+    // otherwise assume that extension has been installed in the
+    // same prefix as gnome-shell
+    let localeDir = extension.dir.get_child('locale');
+    if (localeDir.query_exists(null))
+        Gettext.bindtextdomain(domain, localeDir.get_path());
+    else
+        Gettext.bindtextdomain(domain, Config.LOCALEDIR);
+}
+
+/**
+ * getSettings:
+ * @schema: (optional): the GSettings schema id
+ *
+ * Builds and return a GSettings schema for @schema, using schema files
+ * in extensionsdir/schemas. If @schema is not provided, it is taken from
+ * metadata['settings-schema'].
+ */
+function getSettings(schema) {
+    let extension = ExtensionUtils.getCurrentExtension();
+
+    schema = schema || extension.metadata['settings-schema'];
+
+    const GioSSS = Gio.SettingsSchemaSource;
+
+    // check if this extension was built with "make zip-file", and thus
+    // has the schema files in a subfolder
+    // otherwise assume that extension has been installed in the
+    // same prefix as gnome-shell (and therefore schemas are available
+    // in the standard folders)
+    let schemaDir = extension.dir.get_child('schemas');
+    let schemaSource;
+    if (schemaDir.query_exists(null))
+        schemaSource = GioSSS.new_from_directory(schemaDir.get_path(),
+                                                 GioSSS.get_default(),
+                                                 false);
+    else
+        schemaSource = GioSSS.get_default();
+
+    let schemaObj = schemaSource.lookup(schema, true);
+    if (!schemaObj)
+        throw new Error('Schema ' + schema + ' could not be found for extension '
+                        + extension.metadata.uuid + '. Please check your installation.');
+
+    return new Gio.Settings({ settings_schema: schemaObj });
+}
+								  

extension.js

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+// -*- mode: js2; indent-tabs-mode: nil; js2-basic-offset: 4 -*-
+// Sample extension code, makes clicking on the panel show a message
+const St = imports.gi.St;
+const Mainloop = imports.mainloop;
+
+const Gettext = imports.gettext.domain('activate_gnome');
+const _ = Gettext.gettext;
+
+const Main = imports.ui.main;
+
+const ExtensionUtils = imports.misc.extensionUtils;
+const Me = ExtensionUtils.getCurrentExtension();
+const Convenience = Me.imports.convenience;
+
+
+function _show() {
+    let settings = Convenience.getSettings();
+    let text1 = settings.get_string('text-l1') || _("Activate Gnome");
+    let text2 = settings.get_string('text-l2') || _("Go to Settings to activate Gnome.");
+    label_1 = new St.Label({ style_class: 'label-1', text: text1 });
+    label_2 = new St.Label({ style_class: 'label-2', text: text2 });
+    let monitor = Main.layoutManager.primaryMonitor;
+    var h = Math.floor(monitor.height / 20 * 19 - label_2.height);
+    var w = Math.floor (monitor.width / 15 * 14 - label_2.width);
+    global.stage.add_actor(label_2);
+    label_2.set_position(w, h);
+    global.stage.add_actor(label_1);
+    label_1.set_position(w, h - label_1.height);
+}
+
+// Put your extension initialization code here
+function init(metadata) {
+    log ('Example extension initalized');
+    Convenience.initTranslations();
+}
+
+function refresh() {
+    // Don't know how to get rid of this
+    disable();
+    _show();
+}
+
+function enable() {
+    log ('Example extension enabled');
+    _show();
+    Mainloop.timeout_add(3000, () => { refresh(); });
+}
+
+function disable() {
+    log ('Example extension disabled');
+    label_1.destroy();
+    label_2.destroy();
+}

metadata.json

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+{
+ "extension-id": "activate_gnome",
+ "uuid": "activate_gnome@jerryxiao",
+ "settings-schema": "org.gnome.shell.extensions.activate_gnome",
+ "gettext-domain": "activate_gnome",
+ "name": "Gnome is not activated",
+ "description": "Shows Activate Gnome watermark on your screen.",
+ "shell-version": [ "3.30" ],
+ "url": "https://github.com/Jerry981028/activate_gnome"
+}

prefs.js

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+// -*- mode: js2; indent-tabs-mode: nil; js2-basic-offset: 4 -*-
+
+const GLib = imports.gi.GLib;
+const GObject = imports.gi.GObject;
+const Gio = imports.gi.Gio;
+const Gtk = imports.gi.Gtk;
+
+const Gettext = imports.gettext.domain('activate_gnome');
+const _ = Gettext.gettext;
+
+const ExtensionUtils = imports.misc.extensionUtils;
+const Me = ExtensionUtils.getCurrentExtension();
+const Convenience = Me.imports.convenience;
+
+function init() {
+    Convenience.initTranslations();
+}
+
+const ExamplePrefsWidget = GObject.registerClass(
+class ExamplePrefsWidget extends Gtk.Grid {
+    _init(params) {
+        super._init(params);
+        this.margin = 12;
+        this.row_spacing = this.column_spacing = 6;
+        this.set_orientation(Gtk.Orientation.VERTICAL);
+
+        this.add(new Gtk.Label({ label: '<b>' + _("Line 1") + '</b>',
+                                 use_markup: true,
+                                 halign: Gtk.Align.START }));
+
+        let entryl1 = new Gtk.Entry({ hexpand: true,
+                                    margin_bottom: 12 });
+        this.add(entryl1);
+
+        this.add(new Gtk.Label({ label: '<b>' + _("Line 2") + '</b>',
+                                 use_markup: true,
+                                 halign: Gtk.Align.START }));
+
+        let entryl2 = new Gtk.Entry({ hexpand: true,
+                                    margin_bottom: 12 });
+        this.add(entryl2);
+
+        this._settings = Convenience.getSettings();
+        this._settings.bind('text-l1', entryl1, 'text', Gio.SettingsBindFlags.DEFAULT);
+        this._settings.bind('text-l2', entryl2, 'text', Gio.SettingsBindFlags.DEFAULT);
+
+        let primaryText = _("You can customize the words on your screen.");
+
+        this.add(new Gtk.Label({ label: primaryText,
+                                 wrap: true, xalign: 0 }));
+    }
+});
+
+function buildPrefsWidget() {
+    let widget = new ExamplePrefsWidget();
+    widget.show_all();
+
+    return widget;
+}

schemas/org.gnome.shell.extensions.topicons.gschema.xml

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+<schemalist gettext-domain="activate_gnome">
+  <schema id="org.gnome.shell.extensions.activate_gnome" path="/org/gnome/shell/extensions/activate_gnome/">
+    <key name="text-l1" type="s">
+      <default>'Activate Gnome'</default>
+      <summary>Text to display on line No.1</summary>
+    </key>
+    <key name="text-l2" type="s">
+      <default>'Go to Settings to activate Gnome.'</default>
+      <summary>Text to display on line No.2</summary>
+    </key>
+  </schema>
+</schemalist>

stylesheet.css

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+/* Example stylesheet */
+.label-1 {
+    font-size: 36px;
+    font-weight: normal;
+    color: rgba(255, 255, 255, 0.3);
+    background-color: rgba(10, 10, 10, 0);
+    border-radius: 5px;
+}
+.label-2 {
+    font-size: 26px;
+    font-weight: normal;
+    color: rgba(255, 255, 255, 0.3);
+    background-color: rgba(10, 10, 10, 0);
+    border-radius: 5px;
+}