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// 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.
cr.define('options', function() {
var Preferences = options.Preferences;
/**
* A controlled setting indicator that can be placed on a setting as an
* indicator that the value is controlled by some external entity such as
* policy or an extension.
* @constructor
* @extends {HTMLSpanElement}
*/
var ControlledSettingIndicator = cr.ui.define('span');
ControlledSettingIndicator.prototype = {
__proto__: cr.ui.BubbleButton.prototype,
/**
* Decorates the base element to show the proper icon.
*/
decorate: function() {
cr.ui.BubbleButton.prototype.decorate.call(this);
this.classList.add('controlled-setting-indicator');
// If there is a pref, track its controlledBy and recommendedValue
// properties in order to be able to bring up the correct bubble.
if (this.pref) {
Preferences.getInstance().addEventListener(
this.pref, this.handlePrefChange.bind(this));
this.resetHandler = this.clearAssociatedPref_;
}
},
/**
* The given handler will be called when the user clicks on the 'reset to
* recommended value' link shown in the indicator bubble. The |this| object
* will be the indicator itself.
* @param {function()} handler The handler to be called.
*/
set resetHandler(handler) {
this.resetHandler_ = handler;
},
/**
* Clears the preference associated with this indicator.
* @private
*/
clearAssociatedPref_: function() {
Preferences.clearPref(this.pref, !this.dialogPref);
},
/* Handle changes to the associated pref by hiding any currently visible
* bubble and updating the controlledBy property.
* @param {Event} event Pref change event.
*/
handlePrefChange: function(event) {
OptionsPage.hideBubble();
if (event.value.controlledBy) {
if (!this.value || String(event.value.value) == this.value) {
this.controlledBy = event.value.controlledBy;
if (event.value.extension) {
this.extensionId = event.value.extension.id;
this.extensionIcon = event.value.extension.icon;
this.extensionName = event.value.extension.name;
}
} else {
this.controlledBy = null;
}
} else if (event.value.recommendedValue != undefined) {
this.controlledBy =
!this.value || String(event.value.recommendedValue) == this.value ?
'hasRecommendation' : null;
} else {
this.controlledBy = null;
}
},
/**
* Open or close a bubble with further information about the pref.
* @private
*/
toggleBubble_: function() {
if (this.showingBubble) {
OptionsPage.hideBubble();
} else {
var self = this;
// Construct the bubble text.
if (this.hasAttribute('plural')) {
var defaultStrings = {
'policy': loadTimeData.getString('controlledSettingsPolicy'),
'extension': loadTimeData.getString('controlledSettingsExtension'),
'extensionWithName': loadTimeData.getString(
'controlledSettingsExtensionWithName'),
};
if (cr.isChromeOS) {
defaultStrings.shared =
loadTimeData.getString('controlledSettingsShared');
}
} else {
var defaultStrings = {
'policy': loadTimeData.getString('controlledSettingPolicy'),
'extension': loadTimeData.getString('controlledSettingExtension'),
'extensionWithName': loadTimeData.getString(
'controlledSettingExtensionWithName'),
'recommended':
loadTimeData.getString('controlledSettingRecommended'),
'hasRecommendation':
loadTimeData.getString('controlledSettingHasRecommendation'),
};
if (cr.isChromeOS) {
defaultStrings.owner =
loadTimeData.getString('controlledSettingOwner');
defaultStrings.shared =
loadTimeData.getString('controlledSettingShared');
}
}
// No controller, no bubble.
if (!this.controlledBy || !(this.controlledBy in defaultStrings))
return;
var text = defaultStrings[this.controlledBy];
if (this.controlledBy == 'extension' && this.extensionName)
text = defaultStrings.extensionWithName;
// Apply text overrides.
if (this.hasAttribute('text' + this.controlledBy))
text = this.getAttribute('text' + this.controlledBy);
// Create the DOM tree.
var content = document.createElement('div');
content.classList.add('controlled-setting-bubble-header');
content.textContent = text;
if (this.controlledBy == 'hasRecommendation' && this.resetHandler_ &&
!this.readOnly) {
var container = document.createElement('div');
var action = document.createElement('button');
action.classList.add('link-button');
action.classList.add('controlled-setting-bubble-action');
action.textContent =
loadTimeData.getString('controlledSettingFollowRecommendation');
action.addEventListener('click', function(event) {
self.resetHandler_();
});
container.appendChild(action);
content.appendChild(container);
} else if (this.controlledBy == 'extension' && this.extensionName) {
var extensionContainer =
$('extension-controlled-settings-bubble-template').
cloneNode(true);
// No need for an id anymore, and thus remove to avoid id collision.
extensionContainer.removeAttribute('id');
extensionContainer.hidden = false;
var extensionName = extensionContainer.querySelector(
'.controlled-setting-bubble-extension-name');
extensionName.textContent = this.extensionName;
extensionName.style.backgroundImage =
'url("' + this.extensionIcon + '")';
var manageLink = extensionContainer.querySelector(
'.controlled-setting-bubble-extension-manage-link');
var extensionId = this.extensionId;
manageLink.onclick = function() {
uber.invokeMethodOnWindow(
window.top, 'showPage', {pageId: 'extensions',
path: '?id=' + extensionId});
};
var disableButton = extensionContainer.querySelector(
'.controlled-setting-bubble-extension-disable-button');
disableButton.onclick = function() {
chrome.send('disableExtension', [extensionId]);
};
content.appendChild(extensionContainer);
}
OptionsPage.showBubble(content, this.image, this, this.location);
}
},
};
/**
* The name of the associated preference.
* @type {string}
*/
cr.defineProperty(ControlledSettingIndicator, 'pref', cr.PropertyKind.ATTR);
/**
* Whether this indicator is part of a dialog. If so, changes made to the
* associated preference take effect in the settings UI immediately but are
* only actually committed when the user confirms the dialog. If the user
* cancels the dialog instead, the changes are rolled back in the settings UI
* and never committed.
* @type {boolean}
*/
cr.defineProperty(ControlledSettingIndicator, 'dialogPref',
cr.PropertyKind.BOOL_ATTR);
/**
* The value of the associated preference that the indicator represents. If
* this is not set, the indicator will be visible whenever any value is
* enforced or recommended. If it is set, the indicator will be visible only
* when the enforced or recommended value matches the value it represents.
* This allows multiple indicators to be created for a set of radio buttons,
* ensuring that only one of them is visible at a time.
*/
cr.defineProperty(ControlledSettingIndicator, 'value',
cr.PropertyKind.ATTR);
/**
* The status of the associated preference:
* - 'policy': A specific value is enfoced by policy.
* - 'extension': A specific value is enforced by an extension.
* - 'recommended': A value is recommended by policy. The user could
* override this recommendation but has not done so.
* - 'hasRecommendation': A value is recommended by policy. The user has
* overridden this recommendation.
* - 'owner': A value is controlled by the owner of the device
* (Chrome OS only).
* - 'shared': A value belongs to the primary user but can be
* modified (Chrome OS only).
* - unset: The value is controlled by the user alone.
* @type {string}
*/
cr.defineProperty(ControlledSettingIndicator, 'controlledBy',
cr.PropertyKind.ATTR);
// Export.
return {
ControlledSettingIndicator: ControlledSettingIndicator
};
});
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