回答編集履歴
1
調整
test
CHANGED
|
@@ -29,3 +29,75 @@
|
|
|
29
29
|
</ul>
|
|
30
30
|
|
|
31
31
|
```
|
|
32
|
+
|
|
33
|
+
|
|
34
|
+
|
|
35
|
+
# tabindexでのfocus
|
|
36
|
+
|
|
37
|
+
こんな感じですかね？
|
|
38
|
+
|
|
39
|
+
```javascript
|
|
40
|
+
|
|
41
|
+
<script>
|
|
42
|
+
|
|
43
|
+
$(function(){
|
|
44
|
+
|
|
45
|
+
$('#btn').on('click',function(){
|
|
46
|
+
|
|
47
|
+
$('#u1').append($('<li>',{text:"hoge",tabindex:$('#u1 li').length+1}));
|
|
48
|
+
|
|
49
|
+
});
|
|
50
|
+
|
|
51
|
+
$('#u1').on('focus','li',function(){
|
|
52
|
+
|
|
53
|
+
$(this).css({color:"red"});
|
|
54
|
+
|
|
55
|
+
}).on('blur','li',function(){
|
|
56
|
+
|
|
57
|
+
$(this).css({color:""});
|
|
58
|
+
|
|
59
|
+
}).on('keydown','li',function(e){
|
|
60
|
+
|
|
61
|
+
var idx=$('#u1 li').index(this);
|
|
62
|
+
|
|
63
|
+
var len=$('#u1 li').length;
|
|
64
|
+
|
|
65
|
+
if(e.keyCode == 38){
|
|
66
|
+
|
|
67
|
+
idx--;
|
|
68
|
+
|
|
69
|
+
if(idx<0) idx=len-1;
|
|
70
|
+
|
|
71
|
+
}
|
|
72
|
+
|
|
73
|
+
if(e.keyCode == 40){
|
|
74
|
+
|
|
75
|
+
idx++;
|
|
76
|
+
|
|
77
|
+
if(idx>=len) idx=0;
|
|
78
|
+
|
|
79
|
+
}
|
|
80
|
+
|
|
81
|
+
$('#u1 li').eq(idx).trigger('focus');
|
|
82
|
+
|
|
83
|
+
});
|
|
84
|
+
|
|
85
|
+
});
|
|
86
|
+
|
|
87
|
+
</script>
|
|
88
|
+
|
|
89
|
+
<ul id="u1">
|
|
90
|
+
|
|
91
|
+
<li tabindex="1">a</li>
|
|
92
|
+
|
|
93
|
+
<li tabindex="2">b</li>
|
|
94
|
+
|
|
95
|
+
<li tabindex="3">c</li>
|
|
96
|
+
|
|
97
|
+
</ul>
|
|
98
|
+
|
|
99
|
+
|
|
100
|
+
|
|
101
|
+
<input type="button" id="btn" value="add li">
|
|
102
|
+
|
|
103
|
+
```
|