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/**
* chooselist, inspired by qfamsHAndler HTML_QuickForm_advmultiselect
* JavaScript functions to handle a multiselect element (Move elements between 2 select boxes)
* @author Laurent Laville <pear@laurent-laville.org>
* @copyright 2007-2009 Laurent Laville
* @license http://www.opensource.org/licenses/bsd-license.php New BSD License
* @website https://github.com/pear/HTML_QuickForm_advmultiselect
*/
/**
* QFAMS.moveSelection
* in double select box mode, to move current selection and update live counter
*
* @param dom element selectLeft Data source list
* @param dom element selectRight Target data list
* @param dom element selectHidden Full data source (selected, unselected)
* private usage
* @param string action Action name (add, remove, all, none, toggle)
*/
function moveSelections(selectLeft, selectRight, selectHidden, action) {
var isIE = /*@cc_on!@*/false; //IE detector
var source = null;
var target = null;
var option;
var c = null;
var s = null;
var i;
var maxFrom, maxTo;
if (action === 'add' || action === 'all' || action === 'toggle') {
source = selectLeft;
target = selectRight;
} else {
source = selectRight;
target = selectLeft;
}
// Don't do anything if nothing selected. Otherwise we throw javascript errors.
if (source.selectedIndex === -1 && (action === 'add' || action === 'remove')) {
return;
}
maxFrom = source.options.length;
maxTo = target.options.length;
// check if target list is empty and remove fake empty option (tip to be XHTML compliant)
if (maxTo > 0 && target.options[0].value === "") {
target.removeAttribute("disabled");
target.options[0] = null;
}
// Add items to the 'TO' list.
for (i = (maxFrom - 1); i >= 0; i--) {
if (action === 'all' || action === 'none' || action === 'toggle' || source.options[i].selected === true) {
if (source.options[i].disabled === false) {
if (isIE) {
option = source.options[i].removeNode(true);
//option.selected = env.persistantSelection;
target.appendChild(option);
} else {
option = source.options[i].cloneNode(true);
//option.selected = env.persistantSelection;
target.options[target.options.length] = option;
}
}
}
}
// Remove items from the 'FROM' list.
if (!isIE) {
for (i = (maxFrom - 1); i >= 0; i--) {
if (action === 'all' || action === 'none' || action === 'toggle' || source.options[i].selected === true) {
if (source.options[i].disabled === false) {
source.options[i] = null;
}
}
}
}
// Add items to the 'FROM' list for toggle function
if (action === 'toggle') {
for (i = (maxTo - 1); i >= 0; i--) {
if (target.options[i].disabled === false) {
if (isIE) {
option = target.options[i].removeNode(true);
//option.selected = env.persistantSelection;
source.appendChild(option);
} else {
option = target.options[i].cloneNode(true);
//option.selected = env.persistantSelection;
source.options[source.options.length] = option;
}
}
}
if (!isIE) {
for (i = (maxTo - 1); i >= 0; i--) {
if (target.options[i].disabled === false) {
target.options[i] = null;
}
}
}
}
// Set the appropriate items as 'selected in the hidden select.
// These are the values that will actually be posted with the form.
updateHidden(selectHidden, selectRight);
}
/*
* QFAMS.updateHidden
* updates the private list that handle selection of all elements (selected and unselected)
* @param dom element h hidden list (contains all elements)
* @param dom element r selection list (contains only elements selected)
*/
function updateHidden(h, r) {
var i;
for(i = h.options.length - 1 ; i >= 0 ; i--)
{
//h.options[i].selected = false;
h.remove(i);
}
for (i = 0; i < r.length; i++) {
h.options[h.length] = new Option(r.options[i].text, r.options[i].value);
h.options[h.length - 1].selected = true;
}
}
/**
* QFAMS.moveUp
* end-user may arrange and element up to the selection list
*
* @param dom element l selection list (contains only elements selected)
* @param dom element h hidden list (contains all elements)
*
*/
function moveUp(l, h) {
var indice = l.selectedIndex;
if (indice < 0) {
return;
}
if (indice > 0) {
moveSwap(l, indice, indice - 1);
updateHidden(h, l);
}
}
/**
* QFAMS.moveDown
* end-user may arrange and element down to the selection list
*
* @param dom element l selection list (contains only elements selected)
* @param dom element h hidden list (contains all elements)
*
*/
function moveDown(l, h) {
var indice = l.selectedIndex;
if (indice < 0) {
return;
}
if (indice < l.options.length - 1) {
moveSwap(l, indice, indice + 1);
updateHidden(h, l);
}
}
/**
* QFAMS.moveSwap
* end-user may invert two elements position in the selection list
*
* @param dom element l selection list (contains only elements selected)
* @param integer i element source indice
* @param integer j element target indice
*
*/
function moveSwap(l,i,j) {
var valeur = l.options[i].value;
var texte = l.options[i].text;
l.options[i].value = l.options[j].value;
l.options[i].text = l.options[j].text;
l.options[j].value = valeur;
l.options[j].text = texte;
l.selectedIndex = j
}
/**
* filterSelectExoSheet
* Display only exo corresponding to specific sheet Id in a select box
* The Sheet Id is the value selected by selectFilter (it can be a list like 1,2,3)
*
* @param dom element selectbox selection list
* @param dom element selectFilter WIMS Sheet Id
*
*/
function filterSelectExoSheet(selectTarget, selectFilter) {
var i,current;
// Converts selectFilter to an array
var sheetIds = selectFilter.value.split(',');
for(i = selectTarget.options.length - 1 ; i >= 0 ; i--){
current = selectTarget.options[i]
if (sheetIds.indexOf(current.dataset.sheetid) >= 0){
selectTarget.options[i].style.display = "block";
}
else{
selectTarget.options[i].style.display = "none";
selectTarget.options[i].selected = false;
}
}
}
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