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// Copyright (c) 2011 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 OptionsPage = options.OptionsPage;
var Preferences = options.Preferences;
/////////////////////////////////////////////////////////////////////////////
// ProxyOptions class:
/**
* Encapsulated handling of ChromeOS proxy options page.
* @constructor
*/
function ProxyOptions(model) {
OptionsPage.call(this, 'proxy', localStrings.getString('proxyPage'),
'proxyPage');
}
cr.addSingletonGetter(ProxyOptions);
/**
* UI pref change handler.
*/
function handlePrefUpdate(e) {
ProxyOptions.getInstance().updateControls();
}
/**
* Monitor pref change of given element.
*/
function observePrefsUI(el) {
Preferences.getInstance().addEventListener(el.pref, handlePrefUpdate);
}
ProxyOptions.prototype = {
// Inherit ProxyOptions from OptionsPage.
__proto__: OptionsPage.prototype,
/**
* Initializes ProxyOptions page.
*/
initializePage: function() {
// Call base class implementation to start preference initialization.
OptionsPage.prototype.initializePage.call(this);
// Set up ignored page.
options.proxyexceptions.ProxyExceptions.decorate($('ignoredHostList'));
this.addEventListener('visibleChange', this.handleVisibleChange_);
$('removeHost').addEventListener('click', this.handleRemoveExceptions_);
$('addHost').addEventListener('click', this.handleAddException_);
$('directProxy').addEventListener('click', this.disableManual_);
$('manualProxy').addEventListener('click', this.enableManual_);
$('autoProxy').addEventListener('click', this.disableManual_);
$('proxyAllProtocols').addEventListener('click', this.toggleSingle_);
observePrefsUI($('directProxy'));
observePrefsUI($('manualProxy'));
observePrefsUI($('autoProxy'));
observePrefsUI($('proxyAllProtocols'));
},
proxyListInitialized_: false,
/**
* Update controls state.
* @public
*/
updateControls: function() {
this.updateBannerVisibility_();
this.toggleSingle_();
if ($('manualProxy').checked) {
this.enableManual_();
} else {
this.disableManual_();
}
if (!this.proxyListInitialized_ && this.visible) {
this.proxyListInitialized_ = true;
$('ignoredHostList').redraw();
}
},
/**
* Handler for OptionsPage's visible property change event.
* @private
* @param {Event} e Property change event.
*/
handleVisibleChange_: function(e) {
this.updateControls();
},
/**
* Updates info banner visibility state. This function shows the banner
* if proxy is managed or shared-proxies is off for shared network.
* @private
*/
updateBannerVisibility_: function() {
var bannerDiv = $('info-banner');
// Remove class and listener for click event in case they were added
// before and updateBannerVisibility_ is called repeatedly.
bannerDiv.classList.remove("clickable");
bannerDiv.removeEventListener('click', this.handleSharedProxiesHint_);
// Show banner and determine its message if necessary.
var controlledBy = $('directProxy').controlledBy;
if (controlledBy == '') {
bannerDiv.hidden = true;
} else {
bannerDiv.hidden = false;
// controlledBy must match strings loaded in proxy_handler.cc and
// set in proxy_cros_settings_provider.cc.
$('banner-text').textContent = localStrings.getString(controlledBy);
if (controlledBy == "enableSharedProxiesBannerText") {
bannerDiv.classList.add("clickable");
bannerDiv.addEventListener('click', this.handleSharedProxiesHint_);
}
}
},
/**
* Handler for "click" event on yellow banner with enable-shared-proxies
* hint.
* @private
* @param {Event} e Click event fired from info-banner.
*/
handleSharedProxiesHint_: function(e) {
OptionsPage.navigateToPage("internet");
},
/**
* Handler for when the user clicks on the checkbox to allow a
* single proxy usage.
* @private
* @param {Event} e Click Event.
*/
toggleSingle_: function(e) {
if ($('proxyAllProtocols').checked) {
$('multiProxy').style.display = 'none';
$('singleProxy').style.display = 'block';
} else {
$('multiProxy').style.display = 'block';
$('singleProxy').style.display = 'none';
}
},
/**
* Handler for selecting a radio button that will disable the manual
* controls.
* @private
* @param {Event} e Click event.
*/
disableManual_: function(e) {
$('advancedConfig').hidden = true;
$('proxyAllProtocols').disabled = true;
$('proxyHostName').disabled = true;
$('proxyHostPort').disabled = true;
$('proxyHostSingleName').disabled = true;
$('proxyHostSinglePort').disabled = true;
$('secureProxyHostName').disabled = true;
$('secureProxyPort').disabled = true;
$('ftpProxy').disabled = true;
$('ftpProxyPort').disabled = true;
$('socksHost').disabled = true;
$('socksPort').disabled = true;
$('proxyConfig').disabled = $('autoProxy').disabled ||
!$('autoProxy').checked;
},
/**
* Handler for selecting a radio button that will enable the manual
* controls.
* @private
* @param {Event} e Click event.
*/
enableManual_: function(e) {
$('advancedConfig').hidden = false;
$('ignoredHostList').redraw();
var all_disabled = $('manualProxy').disabled;
$('newHost').disabled = all_disabled;
$('removeHost').disabled = all_disabled;
$('addHost').disabled = all_disabled;
$('proxyAllProtocols').disabled = all_disabled;
$('proxyHostName').disabled = all_disabled;
$('proxyHostPort').disabled = all_disabled;
$('proxyHostSingleName').disabled = all_disabled;
$('proxyHostSinglePort').disabled = all_disabled;
$('secureProxyHostName').disabled = all_disabled;
$('secureProxyPort').disabled = all_disabled;
$('ftpProxy').disabled = all_disabled;
$('ftpProxyPort').disabled = all_disabled;
$('socksHost').disabled = all_disabled;
$('socksPort').disabled = all_disabled;
$('proxyConfig').disabled = true;
},
/**
* Handler for "add" event fired from userNameEdit.
* @private
* @param {Event} e Add event fired from userNameEdit.
*/
handleAddException_: function(e) {
var exception = $('newHost').value;
$('newHost').value = '';
exception = exception.trim();
if (exception)
$('ignoredHostList').addException(exception);
},
/**
* Handler for when the remove button is clicked
* @private
*/
handleRemoveExceptions_: function(e) {
var selectedItems = $('ignoredHostList').selectedItems;
for (var x = 0; x < selectedItems.length; x++) {
$('ignoredHostList').removeException(selectedItems[x]);
}
},
/**
* Sets proxy page title using given network name.
* @param {string} network The network name to use in page title.
* @public
*/
setNetworkName: function(network) {
$('proxy-page-title').textContent =
localStrings.getStringF('proxyPageTitleFormat', network);
}
};
ProxyOptions.setNetworkName = function(network) {
ProxyOptions.getInstance().setNetworkName(network);
};
// Export
return {
ProxyOptions: ProxyOptions
};
});
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