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// Copyright 2014 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.
'use strict';
/** @suppress {duplicate} */
var remoting = remoting || {};
/**
* HostInstallDialog prompts the user to install host components.
*
* @constructor
*/
remoting.HostInstallDialog = function() {
this.continueInstallButton_ = document.getElementById(
'host-install-continue');
this.cancelInstallButton_ = document.getElementById(
'host-install-dismiss');
this.retryInstallButton_ = document.getElementById(
'host-install-retry');
this.onOkClickedHandler_ = this.onOkClicked_.bind(this);
this.onCancelClickedHandler_ = this.onCancelClicked_.bind(this);
this.onRetryClickedHandler_ = this.onRetryClicked_.bind(this);
this.continueInstallButton_.disabled = false;
this.cancelInstallButton_.disabled = false;
/** @param {remoting.HostController.AsyncResult} asyncResult @private*/
this.onDoneHandler_ = function(asyncResult) {}
/** @param {remoting.Error} error @private */
this.onErrorHandler_ = function(error) {}
};
/** @type {Object.<string,string>} */
remoting.HostInstallDialog.hostDownloadUrls = {
'Win32' : 'http://dl.google.com/dl/edgedl/chrome-remote-desktop/' +
'chromeremotedesktophost.msi',
'MacIntel' : 'https://dl.google.com/chrome-remote-desktop/' +
'chromeremotedesktop.dmg',
'Linux x86_64' : 'https://dl.google.com/linux/direct/' +
'chrome-remote-desktop_current_amd64.deb',
'Linux i386' : 'https://dl.google.com/linux/direct/' +
'chrome-remote-desktop_current_i386.deb'
};
/**
* Starts downloading host components and shows installation prompt.
*
* @param {remoting.HostController} hostController Used to install the host on
* Windows.
* @param {function(remoting.HostController.AsyncResult):void} onDone Callback
* called when user clicks Ok, presumably after installing the host. The
* handler must verify that the host has been installed and call tryAgain()
* otherwise.
* @param {function(remoting.Error):void} onError Callback called when user
* clicks Cancel button or there is some other unexpected error.
* @return {void}
*/
remoting.HostInstallDialog.prototype.show = function(
hostController, onDone, onError) {
// On Windows, host installation is automatic (handled by the NPAPI plugin)
// and we don't show the dialog. On Mac and Linux, we show the dialog and the
// user is expected to manually install the host before clicking OK.
// TODO (weitaosu): Make host installation automatic for IT2Me (like Me2Me) on
// Windows. Currently hostController is always null for IT2Me.
if (navigator.platform == 'Win32' && hostController != null) {
hostController.installHost(onDone, onError);
} else {
this.continueInstallButton_.addEventListener(
'click', this.onOkClickedHandler_, false);
this.cancelInstallButton_.addEventListener(
'click', this.onCancelClickedHandler_, false);
remoting.setMode(remoting.AppMode.HOST_INSTALL_PROMPT);
var hostPackageUrl =
remoting.HostInstallDialog.hostDownloadUrls[navigator.platform];
if (hostPackageUrl === undefined) {
this.onErrorHandler_(remoting.Error.CANCELLED);
return;
}
// Start downloading the package.
if (remoting.isAppsV2) {
// TODO(jamiewalch): Use chrome.downloads when it is available to
// apps v2 (http://crbug.com/174046)
window.open(hostPackageUrl);
} else {
window.location = hostPackageUrl;
}
/** @type {function(remoting.HostController.AsyncResult):void} */
this.onDoneHandler_ = onDone;
/** @type {function(remoting.Error):void} */
this.onErrorHandler_ = onError;
}
}
/**
* In manual host installation, onDone handler must call this method if it
* detects that the host components are still unavailable. The same onDone
* and onError callbacks will be used when user clicks Ok or Cancel.
*/
remoting.HostInstallDialog.prototype.tryAgain = function() {
this.retryInstallButton_.addEventListener(
'click', this.onRetryClickedHandler_.bind(this), false);
remoting.setMode(remoting.AppMode.HOST_INSTALL_PENDING);
this.continueInstallButton_.disabled = false;
this.cancelInstallButton_.disabled = false;
};
remoting.HostInstallDialog.prototype.onOkClicked_ = function() {
this.continueInstallButton_.removeEventListener(
'click', this.onOkClickedHandler_, false);
this.cancelInstallButton_.removeEventListener(
'click', this.onCancelClickedHandler_, false);
this.continueInstallButton_.disabled = true;
this.cancelInstallButton_.disabled = true;
this.onDoneHandler_(remoting.HostController.AsyncResult.OK);
}
remoting.HostInstallDialog.prototype.onCancelClicked_ = function() {
this.continueInstallButton_.removeEventListener(
'click', this.onOkClickedHandler_, false);
this.cancelInstallButton_.removeEventListener(
'click', this.onCancelClickedHandler_, false);
this.onErrorHandler_(remoting.Error.CANCELLED);
}
remoting.HostInstallDialog.prototype.onRetryClicked_ = function() {
this.retryInstallButton_.removeEventListener(
'click', this.onRetryClickedHandler_.bind(this), false);
this.continueInstallButton_.addEventListener(
'click', this.onOkClickedHandler_, false);
this.cancelInstallButton_.addEventListener(
'click', this.onCancelClickedHandler_, false);
remoting.setMode(remoting.AppMode.HOST_INSTALL_PROMPT);
};
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