-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathsend_receive.html
187 lines (139 loc) · 4.39 KB
/
send_receive.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
<!--
Copyright (C) 2016-2020 Davidson Francis <[email protected]>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
-->
<html>
<head>
<script>
/* WebSocket. */
var ws;
var connected = false;
function scoll_to_bottom()
{
var logTa = document.getElementById("taLog")
logTa.scrollTop = logTa.scrollHeight;
}
/* Establish connection. */
function doConnect(addr)
{
/* Message to be sent. */
var msg;
/* Do connection. */
ws = new WebSocket(addr);
/* Register events. */
ws.onopen = function()
{
connected = true;
document.getElementById("btConn").value = "Disconnect!";
document.getElementById("taLog").value += ("Connection opened\n");
scoll_to_bottom();
};
/* Deals with messages. */
ws.onmessage = function (evt)
{
document.getElementById("taLog").value += ("Recv: " + evt.data + "\n");
scoll_to_bottom();
/* pd-websocketserver */
var list = evt.data.split(" ");
if (list[0] == "sl1") {
document.getElementById("slider1").value = (list[1]);
};
if (list[0] == "h2") {
var str = evt.data.replace("h2", "");
document.getElementById("h2").innerHTML += (str);
};
if (list[0] == "clear-h2") {
document.getElementById("h2").innerHTML = " ";
};
//console.log(typeof evt.data);
};
/* Close events. */
ws.onclose = function(event)
{
document.getElementById("btConn").value = "Connect!";
document.getElementById("taLog").value +=
("Connection closed: wasClean: " + event.wasClean + ", evCode: "
+ event.code + "\n");
scoll_to_bottom();
connected = false;
};
}
document.addEventListener("DOMContentLoaded", function(event)
{
/* Connect buttom. */
document.getElementById("btConn").onclick = function()
{
if (connected == false)
{
var txt = document.getElementById("txtServer").value;
doConnect(txt);
}
else
{
ws.close();
connected = false;
document.getElementById("btConn").value = "Connect!";
}
};
/* Input text message. */
document.getElementById("txtMsg").addEventListener('keyup', function(e)
{
var key = e.which || e.keyCode;
if (key == 13)
document.getElementById("btMsg").click();
});
/* Send message. */
document.getElementById("btMsg").onclick = function()
{
if (connected == true)
{
var txt = document.getElementById("txtMsg");
var log = document.getElementById("taLog");
ws.send(txt.value);
log.value += ("Send: " + txt.value + "\n");
txt.value = "";
scoll_to_bottom();
}
};
/* pd-websocketserver */
var slider1 = document.getElementById("slider1");
slider1.oninput = function() {
ws.send("sl1 " + this.value);
}
});
</script>
</head>
<body>
<div id="header">
<h1 align="left">pd-websocketserver</h1>
Server: <input type="text" id="txtServer" value="ws://localhost:8080">
<input type="button" id="btConn" name="btConn" value="Connect!"><br /><br />
<!--
Connection type:
<input type="radio" name="port" id="port1" checked="true" value="ws:// (8080)"
onclick="document.getElementById('txtServer').value='ws://localhost:8080'">
<label for="port1">ws:// (8080)</label>
<input type="radio" name="port" id="port2" value="wss:// (443)"
onclick="document.getElementById('txtServer').value='ws://localhost:443'">
<label for="port2">wss:// (443)</label>
<br /> <br />
-->
Message: <input type="text" id="txtMsg" value=""
placeholder="Type your message (ENTER to send)">
<input type="button" id="btMsg" name="btMsg" value="Send"><br /><br />
<textarea rows="10" cols="50" id="taLog" name="taLog"></textarea> <br /><br />
<input type="range" min="1" max="127" value="50" class="slider" id="slider1"> <br />
<p>See the code of this file to understand what has been done to interface with the websocket. </p>
<h2 id="h2"> </h2><br />
</div>
</body>
</html>