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590 lines
19 KiB
590 lines
19 KiB
/* ******************************
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Tooltip / Popup
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Author: Jack Lukic
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Notes: First Commit Sep 07, 2012
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****************************** */
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;(function ($, window, document, undefined) {
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$.fn.popup = function(parameters) {
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var
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settings = $.extend(true, {}, $.fn.popup.settings, parameters),
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// make arguments available
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moduleArguments = arguments || false,
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invokedResponse
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;
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$(this)
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.each(function() {
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var
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$module = $(this),
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$window = $(window),
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$offsetParent = $module.offsetParent(),
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$popup = (settings.inline)
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? $module.next(settings.selector.popup)
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: $window.children(settings.selector.popup).last(),
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timer,
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recursionDepth = 0,
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instance = $module.data('module-' + settings.namespace),
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methodInvoked = (instance !== undefined && typeof parameters == 'string'),
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selector = settings.selector,
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className = settings.className,
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errors = settings.errors,
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metadata = settings.metadata,
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namespace = settings.namespace,
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module
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;
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module = {
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// binds events
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initialize: function() {
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if(settings.event == 'hover') {
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$module
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.on('mouseenter.' + namespace, module.event.mouseenter)
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.on('mouseleave.' + namespace, module.event.mouseleave)
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;
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}
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else {
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$module
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.on(settings.event + '.' + namespace, module.event[settings.event])
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;
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}
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$window
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.on('resize.' + namespace, module.event.resize)
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;
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$module
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.data('module-' + namespace, module)
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;
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},
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refresh: function() {
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$popup = (settings.inline)
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? $module.next(selector.popup)
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: $window.children(selector.popup).last()
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;
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$offsetParent = $module.offsetParent();
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},
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destroy: function() {
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module.debug('Destroying existing popups');
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$module
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.off('.' + namespace)
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;
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$popup
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.remove()
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;
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},
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event: {
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mouseenter: function(event) {
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var element = this;
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timer = setTimeout(function() {
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$.proxy(module.toggle, element)();
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if( $(element).hasClass(className.visible) ) {
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event.stopPropagation();
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}
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}, settings.delay);
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},
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mouseleave: function(event) {
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clearTimeout(timer);
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if( $module.is(':visible') ) {
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module.hide();
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}
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},
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click: function(event) {
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$.proxy(module.toggle, this)();
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if( $(this).hasClass(className.visible) ) {
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event.stopPropagation();
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}
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},
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resize: function() {
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if( $popup.is(':visible') ) {
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module.position();
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}
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}
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},
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// generates popup html from metadata
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create: function() {
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module.debug('Creating pop-up content');
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var
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html = $module.data(metadata.html) || settings.html,
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title = $module.data(metadata.title) || settings.title,
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content = $module.data(metadata.content) || $module.attr('title') || settings.content
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;
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if(html || content || title) {
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if(!html) {
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html = settings.template({
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title : title,
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content : content
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});
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}
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$popup = $('<div/>')
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.addClass(className.popup)
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.html(html)
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;
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if(settings.inline) {
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$popup
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.insertAfter($module)
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;
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}
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else {
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$popup
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.appendTo( $('body') )
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;
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}
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}
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else {
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module.error(errors.content);
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}
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},
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remove: function() {
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$popup
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.remove()
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;
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},
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get: {
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offstagePosition: function() {
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var
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boundary = {
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top : $(window).scrollTop(),
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bottom : $(window).scrollTop() + $(window).height(),
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left : 0,
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right : $(window).width()
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},
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popup = {
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width : $popup.outerWidth(),
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height : $popup.outerHeight(),
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position : $popup.offset()
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},
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offstage = {},
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offstagePositions = []
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;
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if(popup.position) {
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offstage = {
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top : (popup.position.top < boundary.top),
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bottom : (popup.position.top + popup.height > boundary.bottom),
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right : (popup.position.left + popup.width > boundary.right),
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left : (popup.position.left < boundary.left)
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};
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}
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// return only boundaries that have been surpassed
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$.each(offstage, function(direction, isOffstage) {
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if(isOffstage) {
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offstagePositions.push(direction);
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}
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});
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return (offstagePositions.length > 0)
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? offstagePositions.join(' ')
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: false
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;
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},
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nextPosition: function(position) {
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switch(position) {
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case 'top left':
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position = 'bottom left';
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break;
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case 'bottom left':
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position = 'top right';
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break;
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case 'top right':
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position = 'bottom right';
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break;
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case 'bottom right':
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position = 'top center';
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break;
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case 'top center':
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position = 'bottom center';
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break;
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case 'bottom center':
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position = 'right center';
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break;
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case 'right center':
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position = 'left center';
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break;
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case 'left center':
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position = 'top center';
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break;
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}
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return position;
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}
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},
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// determines popup state
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toggle: function() {
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$module = $(this);
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module.debug('Toggling pop-up');
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// refresh state of module
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module.refresh();
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if($popup.size() === 0) {
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module.create();
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}
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if( !$module.hasClass(className.visible) ) {
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if( module.position() ) {
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module.show();
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}
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}
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else {
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module.hide();
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}
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},
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position: function(position, arrowOffset) {
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var
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windowWidth = $(window).width(),
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windowHeight = $(window).height(),
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width = $module.outerWidth(),
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height = $module.outerHeight(),
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popupWidth = $popup.outerWidth(),
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popupHeight = $popup.outerHeight(),
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offset = (settings.inline)
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? $module.position()
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: $module.offset(),
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parentWidth = (settings.inline)
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? $offsetParent.outerWidth()
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: $window.outerWidth(),
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parentHeight = (settings.inline)
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? $offsetParent.outerHeight()
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: $window.outerHeight(),
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positioning,
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offstagePosition
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;
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position = position || $module.data(metadata.position) || settings.position;
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arrowOffset = arrowOffset || $module.data(metadata.arrowOffset) || settings.arrowOffset;
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module.debug('Calculating offset for position', position);
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switch(position) {
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case 'top left':
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positioning = {
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top : 'auto',
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bottom : parentHeight - offset.top + settings.distanceAway,
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left : offset.left + arrowOffset
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};
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break;
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case 'top center':
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positioning = {
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bottom : parentHeight - offset.top + settings.distanceAway,
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left : offset.left + (width / 2) - (popupWidth / 2) + arrowOffset,
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top : 'auto',
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right : 'auto'
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};
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break;
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case 'top right':
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positioning = {
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bottom : parentHeight - offset.top + settings.distanceAway,
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right : parentWidth - offset.left - width - arrowOffset,
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top : 'auto',
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left : 'auto'
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};
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break;
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case 'left center':
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positioning = {
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top : offset.top + (height / 2) - (popupHeight / 2),
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right : parentWidth - offset.left + settings.distanceAway - arrowOffset,
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left : 'auto',
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bottom : 'auto'
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};
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break;
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case 'right center':
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positioning = {
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top : offset.top + (height / 2) - (popupHeight / 2),
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left : offset.left + width + settings.distanceAway + arrowOffset,
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bottom : 'auto',
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right : 'auto'
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};
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break;
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case 'bottom left':
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positioning = {
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top : offset.top + height + settings.distanceAway,
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left : offset.left + arrowOffset,
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bottom : 'auto',
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right : 'auto'
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};
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break;
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case 'bottom center':
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positioning = {
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top : offset.top + height + settings.distanceAway,
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left : offset.left + (width / 2) - (popupWidth / 2) + arrowOffset,
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bottom : 'auto',
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right : 'auto'
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};
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break;
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case 'bottom right':
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positioning = {
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top : offset.top + height + settings.distanceAway,
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right : parentWidth - offset.left - width - arrowOffset,
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left : 'auto',
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bottom : 'auto'
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};
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break;
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}
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// true width on popup, avoid rounding error
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$.extend(positioning, {
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width: $popup.width() + 1
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});
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// tentatively place on stage
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$popup
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.removeAttr('style')
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.removeClass('top right bottom left center')
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.css(positioning)
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.addClass(position)
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.addClass(className.loading)
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;
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// check if is offstage
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offstagePosition = module.get.offstagePosition();
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// recursively find new positioning
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if(offstagePosition) {
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module.debug('Element is outside boundaries ', offstagePosition);
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if(recursionDepth < settings.maxRecursion) {
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position = module.get.nextPosition(position);
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recursionDepth++;
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module.debug('Trying new position: ', position);
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return module.position(position);
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}
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else {
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module.error(errors.recursion);
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recursionDepth = 0;
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return false;
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}
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}
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else {
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module.debug('Position is on stage', position);
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recursionDepth = 0;
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return true;
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}
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},
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show: function() {
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module.debug('Showing pop-up');
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$(selector.popup)
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.filter(':visible')
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.stop()
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.fadeOut(200)
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.prev($module)
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.removeClass(className.visible)
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;
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$module
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.addClass(className.visible)
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;
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$popup
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.removeClass(className.loading)
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;
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if(settings.animation == 'pop' && $.fn.popIn !== undefined) {
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$popup
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.stop()
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.popIn(settings.duration, settings.easing)
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;
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}
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else {
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$popup
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.stop()
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.fadeIn(settings.duration, settings.easing)
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;
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}
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if(settings.event == 'click' && settings.clicktoClose) {
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module.debug('Binding popup close event');
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$(document)
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.on('click.' + namespace, module.gracefully.hide)
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;
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}
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$.proxy(settings.onShow, $popup)();
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},
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hide: function() {
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$module
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.removeClass(className.visible)
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;
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if($popup.is(':visible') ) {
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module.debug('Hiding pop-up');
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if(settings.animation == 'pop' && $.fn.popOut !== undefined) {
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$popup
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.stop()
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.popOut(settings.duration, settings.easing, function() {
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$popup.hide();
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})
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;
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}
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else {
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$popup
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.stop()
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.fadeOut(settings.duration, settings.easing)
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;
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}
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}
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if(settings.event == 'click' && settings.clicktoClose) {
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$(document)
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.off('click.' + namespace)
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;
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}
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$.proxy(settings.onHide, $popup)();
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if(!settings.inline) {
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module.remove();
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}
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},
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gracefully: {
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hide: function(event) {
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// don't close on clicks inside popup
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if( $(event.target).closest(selector.popup).size() === 0) {
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module.hide();
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}
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}
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},
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/* standard module */
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setting: function(name, value) {
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if(value === undefined) {
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return settings[name];
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}
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settings[name] = value;
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},
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debug: function() {
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var
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output = [],
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message = settings.moduleName + ': ' + arguments[0],
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variables = [].slice.call( arguments, 1 ),
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log = console.info || console.log || function(){}
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;
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if(settings.debug) {
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output.push(message);
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log.apply(console, output.concat(variables) );
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}
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},
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error: function() {
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var
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output = [],
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errorMessage = settings.moduleName + ': ' + arguments[0],
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variables = [].slice.call( arguments, 1 ),
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log = console.warn || console.log || function(){}
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;
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if(settings.debug) {
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output.push(errorMessage);
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output.concat(variables);
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log.apply(console, output.concat(variables) );
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}
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},
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invoke: function(query, context, passedArguments) {
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var
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maxDepth,
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found
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;
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passedArguments = passedArguments || [].slice.call( arguments, 2 );
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if(typeof query == 'string' && instance !== undefined) {
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query = query.split('.');
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maxDepth = query.length - 1;
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$.each(query, function(depth, value) {
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if( $.isPlainObject( instance[value] ) && (depth != maxDepth) ) {
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instance = instance[value];
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return true;
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}
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else if( instance[value] !== undefined ) {
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found = instance[value];
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return true;
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}
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module.error(settings.errors.method);
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return false;
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});
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}
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if ( $.isFunction( found ) ) {
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return found.apply(context, passedArguments);
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}
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// return retrieved variable or chain
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return found;
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}
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};
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// check for invoking internal method
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if(methodInvoked) {
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invokedResponse = module.invoke(moduleArguments[0], this, Array.prototype.slice.call( moduleArguments, 1 ) );
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}
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// otherwise initialize
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else {
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if(instance) {
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module.destroy();
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}
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module.initialize();
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}
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})
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;
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// chain or return queried method
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return (invokedResponse !== undefined)
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? invokedResponse
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: this
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;
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};
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$.fn.popup.settings = {
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moduleName : 'Pop-up Module',
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debug : true,
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namespace : 'popup',
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onShow : function(){},
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onHide : function(){},
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content : false,
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html : false,
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title : false,
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position : 'top center',
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delay : 0,
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inline : true,
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duration : 250,
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easing : 'easeOutQuint',
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animation : 'pop',
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errors: {
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content : 'Warning: Your popup has no content specified',
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method : 'The method you called is not defined.',
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recursion : 'Popup attempted to reposition element to fit, but could not find an adequate position.'
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},
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distanceAway : 2,
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arrowOffset : 0,
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maxRecursion : 10,
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|
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event : 'hover',
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clicktoClose : true,
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metadata: {
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content : 'content',
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html : 'html',
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title : 'title',
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position : 'position',
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arrowOffset : 'arrowOffset'
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},
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className : {
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popup : 'ui popup',
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visible : 'visible',
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loading : 'loading'
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},
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selector : {
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popup : '.ui.popup'
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},
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template: function(text) {
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var html = '';
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if(typeof text !== undefined) {
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if(typeof text.title !== undefined && text.title) {
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html += '<h2>' + text.title + '</h2>';
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}
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if(typeof text.content !== undefined && text.content) {
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html += '<div class="content">' + text.content + '</div>';
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}
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}
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return html;
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}
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};
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|
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})( jQuery, window , document );
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