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Unified Diff: chrome/browser/resources/flags.js

Issue 7148023: Add content-security-policy (CSP) to chrome://flags. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: '' Created 9 years, 6 months ago
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Index: chrome/browser/resources/flags.js
===================================================================
--- chrome/browser/resources/flags.js (revision 0)
+++ chrome/browser/resources/flags.js (revision 0)
@@ -0,0 +1,122 @@
+// 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.
+
+/**
+ * This variable structure is here to document the structure that the template
+ * expects to correctly populate the page.
+ */
+var flagsExperimentsDataFormat = {
+ 'flagsExperiments': [
+ {
+ 'internal_name': 'Experiment ID string',
+ 'name': 'Experiment Name',
+ 'description': 'description',
+ // enabled is only set if the experiment is single valued.
+ 'enabled': true,
+ // choices is only set if the experiment has multiple values.
+ 'choices': [
+ {
+ 'internal_name': 'Experiment ID string',
+ 'description': 'description',
+ 'selected': true
+ }
+ ]
+ }
+ ],
+ 'needsRestart': false
+};
+
+/**
+ * Takes the |flagsExperimentsData| input argument which represents data about
+ * the currently available experiments and populates the html jstemplate
+ * with that data. It expects an object structure like the above.
+ * @param {Object} flagsExperimentsData Information about available experiments
+ */
+function renderTemplate(flagsExperimentsData) {
+ // This is the javascript code that processes the template:
+ var input = new JsEvalContext(flagsExperimentsData);
+ var output = document.getElementById('flagsExperimentTemplate');
+ jstProcess(input, output);
+
+ // Add handlers to dynamically created HTML elements.
+ var elements = document.getElementsByClassName('experiment-select');
+ for (var i = 0; i < elements.length; ++i) {
+ elements[i].onclick = function () {
+ handleSelectChoiceExperiment(this, this.selectedIndex);
+ return false;
+ };
+ }
+
+ elements = document.getElementsByClassName('experiment-disable-link');
+ for (var i = 0; i < elements.length; ++i) {
+ elements[i].onclick = function () {
+ handleEnableExperiment(this, false);
+ return false;
+ };
+ }
+
+ elements = document.getElementsByClassName('experiment-enable-link');
+ for (var i = 0; i < elements.length; ++i) {
+ elements[i].onclick = function () {
+ handleEnableExperiment(this, true);
+ return false;
+ };
+ }
+
+ elements = document.getElementsByClassName('experiment-restart-button');
+ for (var i = 0; i < elements.length; ++i) {
+ elements[i].onclick = restartBrowser;
+ }
+}
+
+/**
+ * Asks the C++ FlagsDOMHandler to get details about the available experiments
+ * and return detailed data about the configuration. The FlagsDOMHandler
+ * should reply to returnFlagsExperiments() (below).
+ */
+function requestFlagsExperimentsData() {
+ chrome.send('requestFlagsExperiments', []);
+}
+
+/**
+ * Asks the C++ FlagsDOMHandler to restart the browser (restoring tabs).
+ */
+function restartBrowser() {
+ chrome.send('restartBrowser', []);
+}
+
+/**
+ * Called by the WebUI to re-populate the page with data representing the
+ * current state of installed experiments.
+ */
+function returnFlagsExperiments(flagsExperimentsData){
+ var bodyContainer = document.getElementById('body-container');
+ renderTemplate(flagsExperimentsData);
+ bodyContainer.style.visibility = 'visible';
+}
+
+/**
+ * Handles a 'enable' or 'disable' button getting clicked.
+ */
+function handleEnableExperiment(node, enable) {
+ // Tell the C++ FlagsDOMHandler to enable/disable the experiment.
+ chrome.send('enableFlagsExperiment', [String(node.internal_name),
+ String(enable)]);
+ requestFlagsExperimentsData();
+}
+
+/**
+ * Invoked when the selection of a multi-value choice is changed to the
+ * specified index.
+ */
+function handleSelectChoiceExperiment(node, index) {
+ // Tell the C++ FlagsDOMHandler to enable the selected choice.
+ chrome.send('enableFlagsExperiment',
+ [String(node.internal_name) + "@" + index, "true"]);
+ requestFlagsExperimentsData();
+}
+
+// Get data and have it displayed upon loading.
+document.addEventListener('DOMContentLoaded', requestFlagsExperimentsData);
+
Property changes on: chrome/browser/resources/flags.js
___________________________________________________________________
Added: svn:eol-style
+ LF

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