chatclient.html Example File
chatclient-html/chatclient.html<!DOCTYPE html> <html> <head> <title>ChatClient</title> <meta name="viewport" content="width=device-width, initial-scale=1" /> <link rel="stylesheet" href="http://code.jquery.com/mobile/1.4.2/jquery.mobile-1.4.2.css" /> <link rel="stylesheet" type="text/css" href="http://www.jeasyui.com/easyui/themes/default/easyui.css" /> <link rel="stylesheet" type="text/css" href="http://www.jeasyui.com/easyui/themes/icon.css" /> <link rel="stylesheet" type="text/css" href="http://www.jeasyui.com/easyui/demo/demo.css" /> <script src="http://code.jquery.com/jquery-1.9.1.js"></script> <script type="text/javascript" src="http://www.jeasyui.com/easyui/jquery.easyui.min.js"></script> <script type="text/javascript" src="qwebchannel.js"></script> <script> 'use strict'; var wsUri = "ws://localhost:12345"; window.loggedin = false; window.onload = function() { var socket = new WebSocket(wsUri); socket.onclose = function() { console.error("web channel closed"); }; socket.onerror = function(error) { console.error("web channel error: " + error); }; socket.onopen = function() { window.channel = new QWebChannel(socket, function(channel) { //connect to the changed signal of a property channel.objects.chatserver.userListChanged.connect(function() { $('#userlist').empty(); //access the property channel.objects.chatserver.userList.forEach(function(user) { $('#userlist').append(user + '<br>'); }); }); //connect to a signal channel.objects.chatserver.newMessage.connect(function(time, user, message) { $('#chat').append("[" + time + "] " + user + ": " + message + '<br>'); }); //connect to a signal channel.objects.chatserver.keepAlive.connect(function(args) { if(window.loggedin) { //call a method channel.objects.chatserver.keepAliveResponse($('#loginname').val()) console.log("sent alive"); } }); }); } } </script> </head> <body> <div id="loginDialog" class="easyui-dialog" title="Chat Login" data-options="iconCls:'icon-save'" style="width:400px;height:200px;padding:10px"> <form id="loginForm" method="post"> <table cellpadding="5"> <tr><td>Name:</td><td><input class="easyui-validatebox" type="text" id="loginname" name="name" data-options="required:true"></input></td></tr> </table> </form> <div style="text-align:center;padding:5px"> <a href="javascript:void(0)" class="easyui-linkbutton" onclick="submitForm()">Login</a> </div> <div style="text-align:center;padding:5px" id="loginError"> Username already in use. </div> <script> $('#loginForm').submit(submitForm); function submitForm(event) { console.log("DEBUG login: " + channel); channel.objects.chatserver.login($('#loginname').val(), function(arg) { console.log("DEBUG login response: " + arg); if(arg === true) { $('#loginError').hide(); $('#loginDialog').dialog('close'); window.loggedin = true; } else { $('#loginError').show(); } }); console.log($('#loginname').val()); if(event !== undefined) event.preventDefault(); return false; } </script> </div> <div class="easyui-layout" style="width:500px;height:300px;"> <div data-options="region:'east',split:true" title="Users" id="userlist" style="width:100px;"> </div> <div data-options="region:'south',split:true" style="height:50px;"> <form id="messageForm"> <input class="easyui-validatebox" type="text" id="message" name="name" style="width: 97%"></input> </form> </div> <div data-options="region:'center'" id="chat"> </div> <script> $('#messageForm').submit(submitMessage); function submitMessage(event) { channel.objects.chatserver.sendMessage($('#loginname').val(), $('#message').val()); $('#message').val(''); if(event !== undefined) event.preventDefault(); return false; } </script> </div> <script type="text/javascript"> $(document).ready(function(){ $('#loginError').hide(); }); </script> </body> </html>
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