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1 <!DOCTYPE html> | |
2 | |
3 <html lang="en"> | |
4 <head> | |
5 <meta charset="utf-8" /> | |
6 <title>Spy WS test</title> | |
7 <style> | |
8 hr {color:sienna;} | |
9 body { | |
10 background-color:#b0c4de; | |
11 font:normal 16px/20px "Helvetica Neue", Helvetica, sans-serif; | |
12 } | |
13 #command { | |
14 width:70%; | |
15 } | |
16 #status { | |
17 background-color:#0094ff; | |
18 width:50%; | |
19 padding:4px; | |
20 } | |
21 </style> | |
22 </head> | |
23 <body> | |
24 <header><h1>mojo spy</h1></header> | |
25 <form> | |
26 <input type="text" id="command" placeholder="enter spy command + enter" /> | |
27 </form> | |
28 <p id="status">status: no connection</p> | |
29 <p id="log">...</p> | |
30 <script> | |
31 function openConnection() { | |
32 if (conn.readyState === undefined || conn.readyState > 1) { | |
33 conn = new WebSocket('ws://127.0.0.1:42424'); | |
34 conn.onopen = function () { | |
35 state.innerHTML = 'connected @port 42424'; | |
36 }; | |
37 conn.onmessage = function (event) { | |
38 var message = event.data; | |
39 log.innerHTML = message; | |
40 }; | |
41 conn.onclose = function (event) { | |
42 state.innerHTML = 'connection closed'; | |
43 }; | |
44 conn.onerror = function (event) { | |
45 state.innerHTML = 'got error'; | |
46 }; | |
47 } | |
48 } | |
49 | |
50 var addEvent = (function () { | |
51 if (document.addEventListener) { | |
52 return function (el, type, fn) { | |
53 if (el && el.nodeName || el === window) { | |
54 el.addEventListener(type, fn, false); | |
55 } else if (el && el.length) { | |
56 for (var i = 0; i < el.length; i++) { | |
57 addEvent(el[i], type, fn); | |
58 } | |
59 } | |
60 }; | |
61 } else { | |
62 return function (el, type, fn) { | |
63 if (el && el.nodeName || el === window) { | |
64 el.attachEvent('on' + type, function () { return fn.call(el, window. event); }); | |
darin (slow to review)
2014/04/29 06:03:58
I think IE9 and later support addEventListener. Al
| |
65 } else if (el && el.length) { | |
66 for (var i = 0; i < el.length; i++) { | |
67 addEvent(el[i], type, fn); | |
68 } | |
69 } | |
70 }; | |
71 } | |
72 })(); | |
73 | |
74 var log = document.getElementById('log'); | |
75 var cmd = document.getElementById('command'); | |
76 var form = cmd.form; | |
77 var conn = {}; | |
78 var state = document.getElementById('status'); | |
79 | |
80 if (window.WebSocket === undefined) { | |
81 state.innerHTML = 'websockets not supported'; | |
82 } else { | |
83 addEvent(form, 'submit', function (event) { | |
84 event.preventDefault(); | |
85 if (conn.readyState === 1) { | |
86 conn.send(JSON.stringify(cmd.value)); | |
87 log.innerHTML = 'data sent'; | |
88 cmd.value = ''; | |
89 } | |
90 }); | |
91 | |
92 openConnection(); | |
93 } | |
94 </script> | |
95 </body> | |
96 </html> | |
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