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/*
* jQuery mmenu labels addon
* mmenu.frebsite.nl
*
* Copyright (c) Fred Heusschen
* www.frebsite.nl
*
* Dual licensed under the MIT and GPL licenses.
* http://en.wikipedia.org/wiki/MIT_License
* http://en.wikipedia.org/wiki/GNU_General_Public_License
*/
(function( $ ) {
var _PLUGIN_ = 'mmenu',
_ADDON_ = 'labels';
$[ _PLUGIN_ ].prototype[ '_addon_' + _ADDON_ ] = function()
{
var that = this,
opts = this.opts[ _ADDON_ ];
var _c = $[ _PLUGIN_ ]._c,
_d = $[ _PLUGIN_ ]._d,
_e = $[ _PLUGIN_ ]._e;
_c.add( 'collapsed' );
_c.add( 'fixedlabels original clone' );
_e.add( 'updatelabels position scroll' );
if ( $[ _PLUGIN_ ].support.touch )
{
_e.scroll += ' ' + _e.mm( 'touchmove' );
}
// Extend options
if ( typeof opts == 'boolean' )
{
opts = {
collapse: opts
};
}
if ( typeof opts != 'object' )
{
opts = {};
}
opts = $.extend( true, {}, $[ _PLUGIN_ ].defaults[ _ADDON_ ], opts );
// Toggle collapsed labels
if ( opts.collapse )
{
// Refactor collapsed class
this.__refactorClass( $('li.' + this.conf.collapsedClass, this.$menu), 'collapsed' );
var $labels = $('.' + _c.label, this.$menu);
$labels
.each(
function()
{
var $label = $(this),
$expan = $label.nextUntil( '.' + _c.label, ( opts.collapse == 'all' ) ? null : '.' + _c.collapsed );
if ( opts.collapse == 'all' )
{
$label.addClass( _c.opened );
$expan.removeClass( _c.collapsed );
}
if ( $expan.length )
{
$label.wrapInner( '<span />' );
$('<a href="#" class="' + _c.subopen + ' ' + _c.fullsubopen + '" />')
.prependTo( $label )
.on(
_e.click,
function( e )
{
e.preventDefault();
$label.toggleClass( _c.opened );
$expan[ $label.hasClass( _c.opened ) ? 'removeClass' : 'addClass' ]( _c.collapsed );
}
);
}
}
);
}
// Fixed labels
else if ( opts.fixed )
{
if ( this.direction != 'horizontal' )
{
return;
}
this.$menu.addClass( _c.fixedlabels );
var $panels = $('.' + _c.panel, this.$menu),
$labels = $('.' + _c.label, this.$menu);
$panels.add( $labels )
.off( _e.updatelabels + ' ' + _e.position + ' ' + _e.scroll )
.on( _e.updatelabels + ' ' + _e.position + ' ' + _e.scroll,
function( e )
{
e.stopPropagation();
}
);
var offset = getPanelsOffset();
$panels.each(
function()
{
var $panel = $(this),
$labels = $panel.find( '.' + _c.label );
if ( $labels.length )
{
var scrollTop = $panel.scrollTop();
$labels.each(
function()
{
var $label = $(this);
// Add extra markup
$label
.wrapInner( '<div />' )
.wrapInner( '<div />' );
var $inner = $label.find( '> div' ),
$next = $();
var top, bottom, height;
// Update appearences
$label
.on( _e.updatelabels,
function( e )
{
scrollTop = $panel.scrollTop();
if ( !$label.hasClass( _c.hidden ) )
{
$next = $label.nextAll( '.' + _c.label ).not( '.' + _c.hidden ).first();
top = $label.offset().top + scrollTop;
bottom = $next.length ? $next.offset().top + scrollTop : false;
height = $inner.height();
$label.trigger( _e.position );
}
}
);
// Set position
$label
.on( _e.position,
function( e )
{
var _top = 0;
if ( bottom && scrollTop + offset > bottom - height )
{
_top = bottom - top - height;
}
else if ( scrollTop + offset > top )
{
_top = scrollTop - top + offset;
}
$inner.css( 'top', _top );
}
);
}
);
// Bind update and scrolling events
$panel
.on( _e.updatelabels,
function( e )
{
scrollTop = $panel.scrollTop();
offset = getPanelsOffset();
$labels.trigger( _e.position );
}
)
.on( _e.scroll,
function( e )
{
$labels.trigger( _e.updatelabels );
}
);
}
}
);
// Update with menu-update
this.$menu
.on( _e.update,
function( e )
{
$panels
.trigger( _e.updatelabels );
}
)
.on( _e.opening,
function( e )
{
$panels
.trigger( _e.updatelabels )
.trigger( _e.scroll );
}
);
}
function getPanelsOffset()
{
var hassearch = _c.hassearch && that.$menu.hasClass( _c.hassearch ),
hasheader = _c.hasheader && that.$menu.hasClass( _c.hasheader );
return hassearch
? hasheader
? 100
: 50
: hasheader
? 60
: 0;
}
};
$[ _PLUGIN_ ].defaults[ _ADDON_ ] = {
fixed : false,
collapse : false
};
$[ _PLUGIN_ ].configuration.collapsedClass = 'Collapsed';
// Add to plugin
$[ _PLUGIN_ ].addons = $[ _PLUGIN_ ].addons || [];
$[ _PLUGIN_ ].addons.push( _ADDON_ );
})( jQuery );