added preference dialog and schemas

convenience.js

@@ -0,0 +1,68 @@
+/* -*- mode: js; js-basic-offset: 4; indent-tabs-mode: nil -*- */
+
+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 });
+}
+								  

prefs.js

@@ -0,0 +1,62 @@
+const GLib = imports.gi.GLib;
+const GObject = imports.gi.GObject;
+const Gio = imports.gi.Gio;
+const Gtk = imports.gi.Gtk;
+const Lang = imports.lang;
+
+const Gettext = imports.gettext.domain('gnome-shell-extensions');
+const _ = Gettext.gettext;
+
+const ExtensionUtils = imports.misc.extensionUtils;
+const Me = ExtensionUtils.getCurrentExtension();
+const Convenience = Me.imports.convenience;
+
+function init() {
+    Convenience.initTranslations();
+}
+
+const CPUTemperaturePrefsWidget = new GObject.Class({
+    Name: 'CPUTemperature.Prefs.Widget',
+    GTypeName: 'CPUTemperaturePrefsWidget',
+    Extends: Gtk.Grid,
+
+    _init: function(params) {
+        this.parent(params);
+            // this.margin = this.row_spacing = this.column_spacing = 30;
+
+        this._settings = Convenience.getSettings();
+        this.attach(new Gtk.Label({ label: 'Seconds before next update' }), 0, 0, 1, 1);
+        let update_time = Gtk.Scale.new_with_range(Gtk.Orientation.HORIZONTAL, 0, 100, 5);
+            update_time.set_value(this._settings.get_int('hpadding'));
+            update_time.set_digits(0);
+            update_time.set_hexpand(true);
+            update_time.connect('value-changed', Lang.bind(this, this._onUpdateTimeChanged));
+        this.attach(update_time, 1, 0, 1, 1);
+        
+
+		this.attach(new Gtk.Label({ label: 'Unit' }), 0, 2, 1, 1);
+        let radio = null;
+        centigrade = new Gtk.RadioButton({ group: radio, label: "Centigrade", valign: Gtk.Align.START });
+
+        fahrenheit = new Gtk.RadioButton({ group: centigrade, label: "Fahrenheit", valign: Gtk.Align.START });
+        this.attach(centigrade, 1, 2, 1, 1);
+        this.attach(fahrenheit, 2, 2, 1, 1);
+
+
+
+        // this._place3.set_active (true);
+        this._update_time = update_time;
+    },
+
+    _onUpdateTimeChanged: function (update_time) {
+        this._settings.set_int('update_time', this._update_time.get_value());
+        
+    }
+});
+
+function buildPrefsWidget() {
+    let widget = new CPUTemperaturePrefsWidget();
+    widget.show_all();
+
+    return widget;
+}

schemas/org.gnome.shell.extensions.cpu-temperature.gschema.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<schemalist gettext-domain="gnome-shell-extensions">
+  <schema path="/org/gnome/shell/extensions/cpu-temperature/" id="org.gnome.shell.extensions.cpu-temperature">
+    <key type="i" name="hpadding">
+      <default>6</default>
+      <summary>Hpadding between icons (pixels)</summary>
+      <description>This hpadding will be applied to the icons in the status area. Default is 12 pixels, we recommend at least 6.</description>
+    </key>
+  </schema>
+</schemalist>

schemas/org.gnome.shell.extensions.status-area-horizontal-spacing.gschema.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<schemalist gettext-domain="gnome-shell-extensions">
+
+<enum id='org.gnome.shell.extensions.cpu-temperature.Unit'>
+    <value value='Centigrade' nick='Centigrade'/>
+    <value value='Fahrenheit' nick='Fahrenheit'/>
+  </enum>
+
+  <schema path="/org/gnome/shell/extensions/cpu-temperature/" id="org.gnome.shell.extensions.cpu-temperature">
+    <key type="i" name="update_time">
+      <default>15</default>
+      <summary>Seconds before next update</summary>
+      <description>This is the seconds after CPU temperature extension updates the data from the syetem. The default is 15.</description>
+    </key>
+    <key type="i" name="update_time">
+      <default>15</default>
+      <summary>Seconds before next update</summary>
+      <description>This is the seconds after CPU temperature extension updates the data from the syetem. The default is 15.</description>
+    </key>
+  </schema>
+</schemalist>