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/**
* Page behaviours
*
* This class adds various behaviours to the rendered page
*/
dw_page = {
/**
* initialize page behaviours
*/
init: function(){
dw_page.sectionHighlight();
jQuery('a.fn_top').mouseover(dw_page.footnoteDisplay);
dw_page.initTocToggle();
},
/**
* Highlight the section when hovering over the appropriate section edit button
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
sectionHighlight: function() {
jQuery('form.btn_secedit')
.mouseover(function(){
var $tgt = jQuery(this).parent();
var nr = $tgt.attr('class').match(/(\s+|^)editbutton_(\d+)(\s+|$)/)[2];
// Walk the DOM tree up (first previous siblings, then parents)
// until boundary element
while($tgt.length > 0 && !$tgt.hasClass('sectionedit' + nr)) {
// $.last gives the DOM-ordered last element:
// prev if present, else parent.
$tgt = $tgt.prev().add($tgt.parent()).last();
$tgt.addClass('section_highlight');
}
})
.mouseout(function(){
jQuery('.section_highlight').removeClass('section_highlight');
});
},
/**
* Create/get a insitu popup used by the footnotes
*
* @param target - the DOM element at which the popup should be aligned at
* @param popup_id - the ID of the (new) DOM popup
* @return the Popup JQuery object
*/
insituPopup: function(target, popup_id) {
// get or create the popup div
var $fndiv = jQuery('#' + popup_id);
// popup doesn't exist, yet -> create it
if($fndiv.length === 0){
$fndiv = jQuery(document.createElement('div'))
.attr('id', popup_id)
.addClass('insitu-footnote JSpopup')
.mouseleave(function () {jQuery(this).hide();});
jQuery('div.dokuwiki:first').append($fndiv);
}
// position() does not support hidden elements
$fndiv.show().position({
my: 'left top',
at: 'left center',
of: target
}).hide();
return $fndiv;
},
/**
* Display an insitu footnote popup
*
* @author Andreas Gohr <andi@splitbrain.org>
* @author Chris Smith <chris@jalakai.co.uk>
*/
footnoteDisplay: function(e){
var $fndiv = dw_page.insituPopup(this, 'insitu__fn');
// locate the footnote anchor element
var $a = jQuery("#fn__" + e.target.id.substr(5));
if (!$a.length){ return; }
// anchor parent is the footnote container, get its innerHTML
var content = new String ($a.parent().parent().html());
// strip the leading content anchors and their comma separators
content = content.replace(/<sup>.*<\/sup>/gi, '');
content = content.replace(/^\s+(,\s+)+/,'');
// prefix ids on any elements with "insitu__" to ensure they remain unique
content = content.replace(/\bid=(['"])([^"']+)\1/gi,'id="insitu__$2');
// now put the content into the wrapper
$fndiv.html(content);
$fndiv.show();
},
/**
* Adds the toggle switch to the TOC
*/
initTocToggle: function() {
var $header = jQuery('#toc__header');
if(!$header.length) return;
var $toc = jQuery('#toc__inside');
var setClicky = function(){
if($toc.css('display') == 'none'){
$clicky.html('<span>+</span>');
$clicky[0].className = 'toc_open';
}else{
$clicky.html('<span>−</span>');
$clicky[0].className = 'toc_close';
}
};
var $clicky = jQuery(document.createElement('span'))
.attr('id','toc__toggle')
$header.css('cursor','pointer')
.click(function(){
$toc.slideToggle(200,setClicky);
})
.prepend($clicky);
setClicky();
}
};
jQuery(dw_page.init);
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