BarcodeReader/demo.html at master · doscriptsite/BarcodeReader · GitHub

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
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Barcode Reader Demo</title>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.12.4/jquery.min.js" integrity="sha512-jGsMH83oKe9asCpkOVkBnUrDDTp8wl+adkB2D+//JtlxO4SrLoJdhbOysIFQJloQFD+C4Fl1rMsQZF76JjV0eQ==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
    <script src="./barcode_reader.js"></script>
    <style>
        table {
            width: 100%;
            border-collapse: collapse;
        }
        table, th, td {
            border: #666 1px solid;
        }
        body > div {
            text-align: center;
        }
        body > div > div {
            text-align: center;
            width: 500px;
            display: inline-block;
            margin: 0 auto;
        }
        body > div > div > div {
            width: 100%;
            margin: 20px auto;
        }
    </style>
</head>
<body>
<div>
    <div>
        <div>
            <select name="action"><option>测试下拉框</option><option>选项1</option><option>选项2</option><option>选项3</option></select>
        </div>
        <div>
            <textarea name="input" id="" cols="30" rows="10">测试输入框</textarea>
        </div>
        <div>
            <table>
                <thead>
                <tr>
                    <th>扫描结果</th>
                </tr>
                </thead>
                <tbody></tbody>
            </table>
        </div>
    </div>
</div>
<script type="text/javascript">
    $(function () {
        $("body").BarcodeReader({
            debug: false,
            code_len : [12, 14, 15, 17],
            allow_letter : false,
            allow_number : true,
            allow_other_char: {
                189: '-', 109: '-'
            },
            end_for_tab: true,
            end_for_enter: true,
            letter_to_lower_case: false,
            allow_press_interval: 200,
            allow_down_up_interval: 150,
            focus_check_interval: 500,
            force_keep_focus: function (activeElement, Obj) {
                if(activeElement.is($('select[name="action"]'))){ // 判断当前焦点是否在下拉框上
                    console.log('焦点在select');
                    return false;
                }else if(activeElement.is($('textarea'))){ // 判断当前焦点是否在输入框上
                    console.log('焦点在textarea');
                    return false;
                }else{
                    return true;
                }
            },
            show: function(code){
                console.log('result', code);
                $('tbody').append('<tr><td>' + code + '</td></tr>');

            }
        });
    });
</script>

</body>
</html>