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/*jslint white: true, onevar: true, undef: true, nomen: true, eqeqeq: true, plusplus: true, bitwise: true, regexp: false, newcap: true, immed: true */
/*global jQuery, window, DOKU_BASE, DEPRECATED, bind*/
/**
* Javascript for index view
*
* @author Andreas Gohr <andi@splitbrain.org>
* @author Pierre Spring <pierre.spring@caillou.ch>
*/
var dw_index = {
/**
* Delay in ms before showing the throbber.
* Used to skip the throbber for fast AJAX calls.
*/
throbber_delay: 500,
/**
* Initialize tree when the DOM is ready.
*/
init: function () {
dw_index.treeattach('#index__tree');
},
treeattach: function (obj) {
jQuery(obj).delegate('a.idx_dir', 'click', dw_index.toggle);
},
/**
* Open or close a subtree using AJAX
* The contents of subtrees are "cached" until the page is reloaded.
* A "loading" indicator is shown only when the AJAX call is slow.
*
* @author Andreas Gohr <andi@splitbrain.org>
* @author Ben Coburn <btcoburn@silicodon.net>
* @author Pierre Spring <pierre.spring@caillou.ch>
*/
toggle: function (e, _this) {
e.preventDefault();
var $listitem, $sublist, timeout, $clicky, show_sublist;
if (_this) {
DEPRECATED('Use dw_index.toggle(e) (or dw_index.toggle.call(clicky, e) if you need to override clicky), not dw_index.toggle(e, clicky)');
}
$clicky = jQuery(_this || this);
$listitem = $clicky.closest('li');
$sublist = $listitem.find('ul').first();
// if already open, close by removing the sublist
if ($listitem.hasClass('open')) {
$sublist.slideUp('fast',
function () {
$listitem.addClass('closed').removeClass('open');
}
);
return;
}
show_sublist = function (data) {
if (!$listitem.hasClass('open') || $sublist.parent().length === 0) {
$listitem.append($sublist).addClass('open').removeClass('closed');
}
$sublist.hide();
if (data) {
$sublist.html(data);
}
$sublist.slideDown('fast');
};
// just show if already loaded
if ($sublist.length > 0) {
show_sublist();
return;
}
//prepare the new ul
$sublist = jQuery('<ul class="idx"/>');
timeout = window.setTimeout(
bind(show_sublist, '<li><img src="' + DOKU_BASE + 'lib/images/throbber.gif" alt="loading..." title="loading..." /></li>'), dw_index.throbber_delay);
jQuery.post(
DOKU_BASE + 'lib/exe/ajax.php',
$clicky[0].search.substr(1) + '&call=index',
function (data) {
window.clearTimeout(timeout);
show_sublist(data);
},
'html'
);
}
};
jQuery(dw_index.init);
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