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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 OptionsPage = options.OptionsPage;
/**
* ClearBrowserDataOverlay class
* Encapsulated handling of the 'Clear Browser Data' overlay page.
* @class
*/
function ClearBrowserDataOverlay() {
OptionsPage.call(this, 'clearBrowserData',
loadTimeData.getString('clearBrowserDataOverlayTabTitle'),
'clear-browser-data-overlay');
}
cr.addSingletonGetter(ClearBrowserDataOverlay);
ClearBrowserDataOverlay.prototype = {
// Inherit ClearBrowserDataOverlay from OptionsPage.
__proto__: OptionsPage.prototype,
// Whether deleting history and downloads is allowed.
allowDeletingHistory_: true,
/**
* Initialize the page.
*/
initializePage: function() {
// Call base class implementation to starts preference initialization.
OptionsPage.prototype.initializePage.call(this);
var f = this.updateCommitButtonState_.bind(this);
var types = ['browser.clear_data.browsing_history',
'browser.clear_data.download_history',
'browser.clear_data.cache',
'browser.clear_data.cookies',
'browser.clear_data.passwords',
'browser.clear_data.form_data',
'browser.clear_data.hosted_apps_data',
'browser.clear_data.content_licenses'];
types.forEach(function(type) {
Preferences.getInstance().addEventListener(type, f);
});
var checkboxes = document.querySelectorAll(
'#cbd-content-area input[type=checkbox]');
for (var i = 0; i < checkboxes.length; i++) {
checkboxes[i].onclick = f;
}
this.updateCommitButtonState_();
this.createStuffRemainsFooter_();
$('clear-browser-data-dismiss').onclick = function(event) {
ClearBrowserDataOverlay.dismiss();
};
$('clear-browser-data-commit').onclick = function(event) {
ClearBrowserDataOverlay.setClearingState(true);
chrome.send('performClearBrowserData');
};
var show = loadTimeData.getBoolean('showDeleteBrowsingHistoryCheckboxes');
this.showDeleteHistoryCheckboxes_(show);
},
// Create a footer that explains that some content is not cleared by the
// clear browsing history dialog.
createStuffRemainsFooter_: function() {
// The localized string is of the form "Saved [content settings] and
// {search engines} will not be cleared and may reflect your browsing
// habits.". The following parses out the parts in brackts and braces and
// converts them into buttons whereas the remainders are represented as
// span elements.
var footer =
document.querySelector('#some-stuff-remains-footer p');
var footerFragments =
loadTimeData.getString('contentSettingsAndSearchEnginesRemain')
.split(/([|#])/);
for (var i = 0; i < footerFragments.length;) {
var buttonId = '';
if (i + 2 < footerFragments.length) {
if (footerFragments[i] == '|' && footerFragments[i + 2] == '|') {
buttonId = 'open-content-settings-from-clear-browsing-data';
} else if (footerFragments[i] == '#' &&
footerFragments[i + 2] == '#') {
buttonId = 'open-search-engines-from-clear-browsing-data';
}
}
if (buttonId != '') {
var button = document.createElement('button');
button.setAttribute('id', buttonId);
button.setAttribute('class', 'link-button');
button.textContent = footerFragments[i + 1];
footer.appendChild(button);
i += 3;
} else {
var span = document.createElement('span');
span.textContent = footerFragments[i];
footer.appendChild(span);
i += 1;
}
}
$('open-content-settings-from-clear-browsing-data').onclick =
function(event) {
OptionsPage.navigateToPage('content');
}
$('open-search-engines-from-clear-browsing-data').onclick =
function(event) {
OptionsPage.navigateToPage('searchEngines');
}
},
// Set the enabled state of the commit button.
updateCommitButtonState_: function() {
var checkboxes = document.querySelectorAll(
'#cbd-content-area input[type=checkbox]');
var isChecked = false;
for (var i = 0; i < checkboxes.length; i++) {
if (checkboxes[i].checked) {
isChecked = true;
break;
}
}
$('clear-browser-data-commit').disabled = !isChecked;
},
setAllowDeletingHistory: function(allowed) {
this.allowDeletingHistory_ = allowed;
},
showDeleteHistoryCheckboxes_: function(show) {
if (!show) {
$('delete-browsing-history-container').hidden = true;
$('delete-download-history-container').hidden = true;
}
},
/** @override */
didShowPage: function() {
var allowed = ClearBrowserDataOverlay.getInstance().allowDeletingHistory_;
ClearBrowserDataOverlay.updateHistoryCheckboxes(allowed);
},
};
//
// Chrome callbacks
//
/**
* Updates the disabled status of the browsing-history and downloads
* checkboxes, also unchecking them if they are disabled. This is called in
* response to a change in the corresponding preference.
*/
ClearBrowserDataOverlay.updateHistoryCheckboxes = function(allowed) {
$('delete-browsing-history-checkbox').disabled = !allowed;
$('delete-download-history-checkbox').disabled = !allowed;
if (!allowed) {
$('delete-browsing-history-checkbox').checked = false;
$('delete-download-history-checkbox').checked = false;
}
ClearBrowserDataOverlay.getInstance().setAllowDeletingHistory(allowed);
};
ClearBrowserDataOverlay.setClearingState = function(state) {
$('delete-browsing-history-checkbox').disabled = state;
$('delete-download-history-checkbox').disabled = state;
$('delete-cache-checkbox').disabled = state;
$('delete-cookies-checkbox').disabled = state;
$('delete-passwords-checkbox').disabled = state;
$('delete-form-data-checkbox').disabled = state;
$('delete-hosted-apps-data-checkbox').disabled = state;
$('deauthorize-content-licenses-checkbox').disabled = state;
$('clear-browser-data-time-period').disabled = state;
$('cbd-throbber').style.visibility = state ? 'visible' : 'hidden';
$('clear-browser-data-dismiss').disabled = state;
if (state)
$('clear-browser-data-commit').disabled = true;
else
ClearBrowserDataOverlay.getInstance().updateCommitButtonState_();
};
ClearBrowserDataOverlay.setBannerVisibility = function(args) {
var visible = args[0];
$('clear-browser-data-info-banner').hidden = !visible;
};
ClearBrowserDataOverlay.doneClearing = function() {
// The delay gives the user some feedback that the clearing
// actually worked. Otherwise the dialog just vanishes instantly in most
// cases.
window.setTimeout(function() {
ClearBrowserDataOverlay.dismiss();
}, 200);
};
ClearBrowserDataOverlay.dismiss = function() {
OptionsPage.closeOverlay();
this.setClearingState(false);
};
// Export
return {
ClearBrowserDataOverlay: ClearBrowserDataOverlay
};
});
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