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;(function ($, window, document, undefined) {
'use strict';
Foundation.libs.dropdown = {
name : 'dropdown',
version : '5.0.0',
settings : {
active_class: 'open',
is_hover: false,
opened: function(){},
closed: function(){}
},
init : function (scope, method, options) {
Foundation.inherit(this, 'throttle');
this.bindings(method, options);
},
events : function (scope) {
var self = this;
$(this.scope)
.off('.dropdown')
.on('click.fndtn.dropdown', '[data-dropdown]', function (e) {
var settings = $(this).data('dropdown-init');
e.preventDefault();
if (!settings.is_hover || Modernizr.touch) self.toggle($(this));
})
.on('mouseenter.fndtn.dropdown', '[data-dropdown], [data-dropdown-content]', function (e) {
var $this = $(this);
clearTimeout(self.timeout);
if ($this.data('dropdown')) {
var dropdown = $('#' + $this.data('dropdown')),
target = $this;
} else {
var dropdown = $this;
target = $("[data-dropdown='" + dropdown.attr('id') + "']");
}
var settings = target.data('dropdown-init');
if (settings.is_hover) self.open.apply(self, [dropdown, target]);
})
.on('mouseleave.fndtn.dropdown', '[data-dropdown], [data-dropdown-content]', function (e) {
var $this = $(this);
self.timeout = setTimeout(function () {
if ($this.data('dropdown')) {
var settings = $this.data('dropdown-init');
if (settings.is_hover) self.close.call(self, $('#' + $this.data('dropdown')));
} else {
var target = $('[data-dropdown="' + $(this).attr('id') + '"]'),
settings = target.data('dropdown-init');
if (settings.is_hover) self.close.call(self, $this);
}
}.bind(this), 150);
})
.on('click.fndtn.dropdown', function (e) {
var parent = $(e.target).closest('[data-dropdown-content]');
if ($(e.target).data('dropdown') || $(e.target).parent().data('dropdown')) {
return;
}
if (!($(e.target).data('revealId')) &&
(parent.length > 0 && ($(e.target).is('[data-dropdown-content]') ||
$.contains(parent.first()[0], e.target)))) {
e.stopPropagation();
return;
}
self.close.call(self, $('[data-dropdown-content]'));
})
.on('opened.fndtn.dropdown', '[data-dropdown-content]', this.settings.opened)
.on('closed.fndtn.dropdown', '[data-dropdown-content]', this.settings.closed);
$(window)
.off('.dropdown')
.on('resize.fndtn.dropdown', self.throttle(function () {
self.resize.call(self);
}, 50)).trigger('resize');
},
close: function (dropdown) {
var self = this;
dropdown.each(function () {
if ($(this).hasClass(self.settings.active_class)) {
$(this)
.css(Foundation.rtl ? 'right':'left', '-99999px')
.removeClass(self.settings.active_class);
$(this).trigger('closed');
}
});
},
open: function (dropdown, target) {
this
.css(dropdown
.addClass(this.settings.active_class), target);
dropdown.trigger('opened');
},
toggle : function (target) {
var dropdown = $('#' + target.data('dropdown'));
if (dropdown.length === 0) {
// No dropdown found, not continuing
return;
}
this.close.call(this, $('[data-dropdown-content]').not(dropdown));
if (dropdown.hasClass(this.settings.active_class)) {
this.close.call(this, dropdown);
} else {
this.close.call(this, $('[data-dropdown-content]'))
this.open.call(this, dropdown, target);
}
},
resize : function () {
var dropdown = $('[data-dropdown-content].open'),
target = $("[data-dropdown='" + dropdown.attr('id') + "']");
if (dropdown.length && target.length) {
this.css(dropdown, target);
}
},
css : function (dropdown, target) {
var offset_parent = dropdown.offsetParent(),
position = target.offset();
position.top -= offset_parent.offset().top;
position.left -= offset_parent.offset().left;
if (this.small()) {
dropdown.css({
position : 'absolute',
width: '95%',
'max-width': 'none',
top: position.top + target.outerHeight()
});
dropdown.css(Foundation.rtl ? 'right':'left', '2.5%');
} else {
if (!Foundation.rtl && $(window).width() > dropdown.outerWidth() + target.offset().left) {
var left = position.left;
if (dropdown.hasClass('right')) {
dropdown.removeClass('right');
}
} else {
if (!dropdown.hasClass('right')) {
dropdown.addClass('right');
}
var left = position.left - (dropdown.outerWidth() - target.outerWidth());
}
dropdown.attr('style', '').css({
position : 'absolute',
top: position.top + target.outerHeight(),
left: left
});
}
return dropdown;
},
small : function () {
return matchMedia(Foundation.media_queries.small).matches &&
!matchMedia(Foundation.media_queries.medium).matches;
},
off: function () {
$(this.scope).off('.fndtn.dropdown');
$('html, body').off('.fndtn.dropdown');
$(window).off('.fndtn.dropdown');
$('[data-dropdown-content]').off('.fndtn.dropdown');
this.settings.init = false;
},
reflow : function () {}
};
}(jQuery, this, this.document));
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