1
|
// Globals
|
2
|
//
|
3
|
|
4
|
|
5
|
/*
|
6
|
* Multiple Selection lists in HTML Document
|
7
|
*/
|
8
|
var tableColumnList;
|
9
|
var indexColumnList;
|
10
|
|
11
|
/*
|
12
|
* Two Array vars
|
13
|
*/
|
14
|
|
15
|
var indexColumns, tableColumns;
|
16
|
|
17
|
|
18
|
function buttonPressed(object) {
|
19
|
|
20
|
if (object.name == "add") {
|
21
|
from = tableColumnList;
|
22
|
to = indexColumnList;
|
23
|
}
|
24
|
else {
|
25
|
to = tableColumnList;
|
26
|
from = indexColumnList;
|
27
|
}
|
28
|
|
29
|
var selectedOptions = getSelectedOptions(from);
|
30
|
|
31
|
for (i = 0; i < selectedOptions.length; i++) {
|
32
|
option = new Option(selectedOptions[i].text);
|
33
|
addToArray(to, option);
|
34
|
removeFromArray(from, selectedOptions[i].index);
|
35
|
}
|
36
|
}
|
37
|
|
38
|
function doSelectAll() {
|
39
|
for(var x = 0; x < indexColumnList.options.length; x++){
|
40
|
indexColumnList.options[x].selected = true;
|
41
|
}
|
42
|
}
|
43
|
|
44
|
function init() {
|
45
|
tableColumnList = document.formIndex.TableColumnList;
|
46
|
indexColumnList = document.getElementById("IndexColumnList");
|
47
|
indexColumns = indexColumnList.options;
|
48
|
tableColumns = tableColumnList.options;
|
49
|
}
|
50
|
|
51
|
|
52
|
function getSelectedOptions(obj) {
|
53
|
var selectedOptions = new Array();
|
54
|
|
55
|
for (i = 0; i < obj.options.length; i++) {
|
56
|
if (obj.options[i].selected) {
|
57
|
selectedOptions.push(obj.options[i]);
|
58
|
}
|
59
|
}
|
60
|
|
61
|
return selectedOptions;
|
62
|
}
|
63
|
|
64
|
function removeFromArray(obj, index) {
|
65
|
obj.remove(index);
|
66
|
}
|
67
|
|
68
|
function addToArray(obj, item) {
|
69
|
obj.options[obj.options.length] = item;
|
70
|
}
|