1 files changed, 70 insertions, 0 deletions
diff --git a/chrome/browser/resources/options/settings_dialog.js b/chrome/browser/resources/options/settings_dialog.js
new file mode 100644
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--- /dev/null
+++ b/chrome/browser/resources/options/settings_dialog.js
@@ -0,0 +1,70 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/**
+ * @fileoverview Base class for dialogs that require saving preferences on
+ *     confirm and resetting preference inputs on cancel.
+ */
+
+cr.define('options', function() {
+  /** @const */ var OptionsPage = options.OptionsPage;
+
+  /**
+   * Base class for settings dialogs.
+   * @constructor
+   * @param {string} name See OptionsPage constructor.
+   * @param {string} title See OptionsPage constructor.
+   * @param {string} pageDivName See OptionsPage constructor.
+   * @param {HTMLInputElement} okButton The confirmation button element.
+   * @param {HTMLInputElement} cancelButton The cancellation button element.
+   * @extends {OptionsPage}
+   */
+  function SettingsDialog(name, title, pageDivName, okButton, cancelButton) {
+    OptionsPage.call(this, name, title, pageDivName);
+    this.okButton = okButton;
+    this.cancelButton = cancelButton;
+  }
+
+  SettingsDialog.prototype = {
+    __proto__: OptionsPage.prototype,
+
+    /**
+     * @inheritDoc
+     */
+    initializePage: function() {
+      this.okButton.onclick = this.handleConfirm.bind(this);
+      this.cancelButton.onclick = this.handleCancel.bind(this);
+    },
+
+    /**
+     * Handles the confirm button by saving the dialog preferences.
+     */
+    handleConfirm: function() {
+      OptionsPage.closeOverlay();
+
+      var els = this.pageDiv.querySelectorAll('[dialog-pref]');
+      for (var i = 0; i < els.length; i++) {
+        if (els[i].savePrefState)
+          els[i].savePrefState();
+      }
+    },
+
+    /**
+     * Handles the cancel button by closing the overlay.
+     */
+    handleCancel: function() {
+      OptionsPage.closeOverlay();
+
+      var els = this.pageDiv.querySelectorAll('[dialog-pref]');
+      for (var i = 0; i < els.length; i++) {
+        if (els[i].resetPrefState)
+          els[i].resetPrefState();
+      }
+    },
+  };
+
+  return {
+    SettingsDialog: SettingsDialog
+  };
+});