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dcs-sdk-java-master/app/src/main/java/com/baidu/duer/dcs/devicemodule/screen/ScreenDeviceModule.java@45:2aa9f933c8d2, 2017-07-18 (annotated)

Committer:
TMBOY
Date:
Tue Jul 18 16:34:48 2017 +0800
Revision:
45:2aa9f933c8d2
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
TMBOY 45:2aa9f933c8d2 1 /*
TMBOY 45:2aa9f933c8d2 2 * Copyright (c) 2017 Baidu, Inc. All Rights Reserved.
TMBOY 45:2aa9f933c8d2 3 *
TMBOY 45:2aa9f933c8d2 4 * Licensed under the Apache License, Version 2.0 (the "License");
TMBOY 45:2aa9f933c8d2 5 * you may not use this file except in compliance with the License.
TMBOY 45:2aa9f933c8d2 6 * You may obtain a copy of the License at
TMBOY 45:2aa9f933c8d2 7 *
TMBOY 45:2aa9f933c8d2 8 * http://www.apache.org/licenses/LICENSE-2.0
TMBOY 45:2aa9f933c8d2 9 *
TMBOY 45:2aa9f933c8d2 10 * Unless required by applicable law or agreed to in writing, software
TMBOY 45:2aa9f933c8d2 11 * distributed under the License is distributed on an "AS IS" BASIS,
TMBOY 45:2aa9f933c8d2 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
TMBOY 45:2aa9f933c8d2 13 * See the License for the specific language governing permissions and
TMBOY 45:2aa9f933c8d2 14 * limitations under the License.
TMBOY 45:2aa9f933c8d2 15 */
TMBOY 45:2aa9f933c8d2 16 package com.baidu.duer.dcs.devicemodule.screen;
TMBOY 45:2aa9f933c8d2 17
TMBOY 45:2aa9f933c8d2 18 import com.baidu.duer.dcs.devicemodule.screen.message.HtmlPayload;
TMBOY 45:2aa9f933c8d2 19 import com.baidu.duer.dcs.devicemodule.screen.message.LinkClickedPayload;
TMBOY 45:2aa9f933c8d2 20 import com.baidu.duer.dcs.framework.BaseDeviceModule;
TMBOY 45:2aa9f933c8d2 21 import com.baidu.duer.dcs.framework.IMessageSender;
TMBOY 45:2aa9f933c8d2 22 import com.baidu.duer.dcs.framework.message.ClientContext;
TMBOY 45:2aa9f933c8d2 23 import com.baidu.duer.dcs.framework.message.Directive;
TMBOY 45:2aa9f933c8d2 24 import com.baidu.duer.dcs.framework.message.Event;
TMBOY 45:2aa9f933c8d2 25 import com.baidu.duer.dcs.framework.message.Header;
TMBOY 45:2aa9f933c8d2 26 import com.baidu.duer.dcs.framework.message.MessageIdHeader;
TMBOY 45:2aa9f933c8d2 27 import com.baidu.duer.dcs.framework.message.Payload;
TMBOY 45:2aa9f933c8d2 28 import com.baidu.duer.dcs.systeminterface.IWebView;
TMBOY 45:2aa9f933c8d2 29
TMBOY 45:2aa9f933c8d2 30 /**
TMBOY 45:2aa9f933c8d2 31 * Screen模块处理并执行服务下发的指令，如HtmlView指令，以及发送事件，如LinkClicked事件
TMBOY 45:2aa9f933c8d2 32 * <p>
TMBOY 45:2aa9f933c8d2 33 * Created by wuruisheng on 2017/5/31.
TMBOY 45:2aa9f933c8d2 34 */
TMBOY 45:2aa9f933c8d2 35 public class ScreenDeviceModule extends BaseDeviceModule {
TMBOY 45:2aa9f933c8d2 36 private final IWebView webView;
TMBOY 45:2aa9f933c8d2 37
TMBOY 45:2aa9f933c8d2 38 public ScreenDeviceModule(IWebView webView, IMessageSender messageSender) {
TMBOY 45:2aa9f933c8d2 39 super(ApiConstants.NAMESPACE, messageSender);
TMBOY 45:2aa9f933c8d2 40 this.webView = webView;
TMBOY 45:2aa9f933c8d2 41 webView.addWebViewListener(new IWebView.IWebViewListener() {
TMBOY 45:2aa9f933c8d2 42 @Override
TMBOY 45:2aa9f933c8d2 43 public void onLinkClicked(String url) {
TMBOY 45:2aa9f933c8d2 44 sendLinkClickedEvent(url);
TMBOY 45:2aa9f933c8d2 45 }
TMBOY 45:2aa9f933c8d2 46 });
TMBOY 45:2aa9f933c8d2 47 }
TMBOY 45:2aa9f933c8d2 48
TMBOY 45:2aa9f933c8d2 49 @Override
TMBOY 45:2aa9f933c8d2 50 public ClientContext clientContext() {
TMBOY 45:2aa9f933c8d2 51 return null;
TMBOY 45:2aa9f933c8d2 52 }
TMBOY 45:2aa9f933c8d2 53
TMBOY 45:2aa9f933c8d2 54 @Override
TMBOY 45:2aa9f933c8d2 55 public void handleDirective(Directive directive) {
TMBOY 45:2aa9f933c8d2 56 String name = directive.header.getName();
TMBOY 45:2aa9f933c8d2 57 if (name.equals(ApiConstants.Directives.HtmlView.NAME)) {
TMBOY 45:2aa9f933c8d2 58 handleHtmlPayload(directive.getPayload());
TMBOY 45:2aa9f933c8d2 59 }
TMBOY 45:2aa9f933c8d2 60 }
TMBOY 45:2aa9f933c8d2 61
TMBOY 45:2aa9f933c8d2 62 @Override
TMBOY 45:2aa9f933c8d2 63 public void release() {
TMBOY 45:2aa9f933c8d2 64 }
TMBOY 45:2aa9f933c8d2 65
TMBOY 45:2aa9f933c8d2 66 private void handleHtmlPayload(Payload payload) {
TMBOY 45:2aa9f933c8d2 67 if (payload instanceof HtmlPayload) {
TMBOY 45:2aa9f933c8d2 68 HtmlPayload htmlPayload = (HtmlPayload) payload;
TMBOY 45:2aa9f933c8d2 69 webView.loadUrl(htmlPayload.getUrl());
TMBOY 45:2aa9f933c8d2 70 }
TMBOY 45:2aa9f933c8d2 71 }
TMBOY 45:2aa9f933c8d2 72
TMBOY 45:2aa9f933c8d2 73 private void sendLinkClickedEvent(String url) {
TMBOY 45:2aa9f933c8d2 74 String name = ApiConstants.Events.LinkClicked.NAME;
TMBOY 45:2aa9f933c8d2 75 Header header = new MessageIdHeader(getNameSpace(), name);
TMBOY 45:2aa9f933c8d2 76
TMBOY 45:2aa9f933c8d2 77 LinkClickedPayload linkClickedPayload = new LinkClickedPayload(url);
TMBOY 45:2aa9f933c8d2 78 Event event = new Event(header, linkClickedPayload);
TMBOY 45:2aa9f933c8d2 79 if (messageSender != null) {
TMBOY 45:2aa9f933c8d2 80 messageSender.sendEvent(event);
TMBOY 45:2aa9f933c8d2 81 }
TMBOY 45:2aa9f933c8d2 82 }
TMBOY 45:2aa9f933c8d2 83 }