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simplified showItem(id)

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onli 2013-02-24 18:21:32 +01:00
parent b4b3541088
commit efa9ffbd3a
1 changed files with 20 additions and 99 deletions
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119
serendipity_editor.js
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@ -474,110 +474,31 @@ function toggle_extended(setCookie) {
}
}
// Collapses/expands the category selector
var selector_toggle = new Array();
function showItem(id) {
var selected = 0;
if (typeof(id) == 'undefined' || typeof(id) == 'object') {
if (id == undefined) {
// this function got called by addLoadEvent, used pre s9y 2.0
id = 'categoryselector';
}
if (document.getElementById) {
el = document.getElementById(id);
if (selector_toggle[id] && selector_toggle[id] == 'off') {
selector_restore[id] = new Array();
selector_toggle[id] = 'on';
// Hack to make sure that when the single dropdown is shown, don't have multiple selections
last = 0;
for (i=0; i < el.options.length; i++) {
if (el.options[i].selected == true) {
selected++;
last = i;
selector_restore[id][last] = 'on';
}
if (selected > 1) {
// If there is more than one selected, we reset all those to false
//
// This is because otherwise the label will say 'No Category', but the
// categories will still be selected
for (j=0; j < el.options.length; j++) {
// Save selection in array to later restore them
if (el.options[j].selected == true) {
el.options[j].selected = false;
selector_restore[id][j] = 'on';
last = j;
} else {
selector_restore[id][j] = false;
}
}
break;
}
}
el.selectedIndex = null;
if (last > 0) {
el.selectedIndex = last;
}
el.size = 1;
// Show a normal dropdown
if (el.multiple) {
el.multiple = false;
}
document.getElementById('option_' + id).src = plus_img;
} else {
selector_store[id] = el.size;
if (selector_store[id] == 0) {
selector_store[id] = 5;
}
last = 0;
if (el.selectedIndex > 0) {
if (!selector_restore[id]) {
selector_restore[id] = new Array();
}
for (j=0; j < el.options.length; j++) {
// Save selection in array to later restore them
if (el.options[j].selected == true) {
selector_restore[id][j] = 'on';
last = j;
}
}
}
el.selectedIndex = -1;
el.size = cat_count;
selector_toggle[id] = 'off';
// Show multiple items
el.multiple = true;
// Restore previously selected items?
last = 0;
for (i = 0; i < el.options.length; i++) {
if (selector_restore && selector_restore[id] && selector_restore[id][i] && selector_restore[id][i] == 'on') {
val = el.options[i].value;
if (el.options[i].selected != true) {
el.options[i].selected = true;
last = i;
// [TODO] IE Bug: Don't ask me why, but this restoring only works in
// Internet Explorer if you put this:
// alert('it doesnt matter what, just the alert is important');
}
}
}
document.getElementById('option_' + id).src = minus_img;
if (jQuery('#'+id).children('*[selected="selected"]').length > 1) {
// when loading the page new for the preview and more than one category was selected, collapsing
// the category-selector would lose those categories
jQuery('#'+id).attr("size", jQuery('#'+id).children().size);
jQuery('#option_' + id).attr("src", minus_img);
return
}
}
if (jQuery('#'+id).attr("multiple")) {
jQuery('#'+id).removeAttr("multiple");
jQuery('#'+id).removeAttr("size");
jQuery('#option_' + id).attr("src", plus_img);
} else {
jQuery('#'+id).attr("multiple", "");
jQuery('#'+id).attr("size", jQuery('#'+id).children().size);
jQuery('#option_' + id).attr("src", minus_img);
}
}
// ?