blob: 983b8743de88051f72bde41cf0a6a67876c49259 (
plain)
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
|
// kill drag drop dependency
if(YAHOO.util.DragDrop){
YAHOO.ext.dd.Registry = function(){
var elements = {};
var handles = {};
var autoIdSeed = 0;
var doc = document; // local reference for IE
var getId = function(el, autogen){
if(typeof el == 'string'){
return el;
}
var id = el.id;
if(!id && autogen !== false){
id = 'yddgen-' + (++autoIdSeed);
el.id = id;
}
return id;
};
return {
register : function(el, data){
data = data || {};
if(typeof el == 'string'){
el = doc.getElementById(el);
}
data.ddel = el;
elements[getId(el)] = data;
if(data.isHandle !== false){
handles[data.ddel.id] = data;
}
if(data.handles){
var hs = data.handles;
for(var i = 0, len = hs.length; i < len; i++){
handles[getId(hs[i])] = data;
}
}
},
unregister : function(el){
var id = getId(el, false);
var data = elements[id];
if(data){
delete elements[id];
if(data.handles){
var hs = data.handles;
for(var i = 0, len = hs.length; i < len; i++){
delete handles[getId(hs[i], false)];
}
}
}
},
getHandle : function(id){
if(typeof id != 'string'){ // must be element?
id = id.id;
}
return handles[id];
},
getHandleFromEvent : function(e){
var t = YAHOO.util.Event.getTarget(e);
return t ? handles[t.id] : null;
},
getTarget : function(id){
if(typeof id != 'string'){ // must be element?
id = id.id;
}
return elements[id];
},
getTargetFromEvent : function(e){
var t = YAHOO.util.Event.getTarget(e);
return t ? elements[t.id] || handles[t.id] : null;
}
};
}();
}
|
