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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.
// Custom bindings for the tabs API.
var tabsNatives = requireNative('tabs');
var OpenChannelToTab = tabsNatives.OpenChannelToTab;
var sendRequestIsDisabled = requireNative('process').IsSendRequestDisabled();
var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
chromeHidden.registerCustomHook('tabs', function(bindingsAPI, extensionId) {
var apiFunctions = bindingsAPI.apiFunctions;
apiFunctions.setHandleRequest('connect', function(tabId, connectInfo) {
var name = '';
if (connectInfo) {
name = connectInfo.name || name;
}
var portId = OpenChannelToTab(tabId, extensionId, name);
return chromeHidden.Port.createPort(portId, name);
});
apiFunctions.setHandleRequest('sendRequest',
function(tabId, request, responseCallback) {
if (sendRequestIsDisabled)
throw new Error(sendRequestIsDisabled);
var port = chrome.tabs.connect(tabId, {name: chromeHidden.kRequestChannel});
chromeHidden.Port.sendMessageImpl(port, request, responseCallback);
});
apiFunctions.setHandleRequest('sendMessage',
function(tabId, message, responseCallback) {
var port = chrome.tabs.connect(tabId, {name: chromeHidden.kMessageChannel});
chromeHidden.Port.sendMessageImpl(port, message, responseCallback);
});
});
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