--- /dev/null
+/*!
+ * jQuery UI Tooltip 1.9.2
+ * http://jqueryui.com
+ *
+ * Copyright 2012 jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ *
+ * http://api.jqueryui.com/tooltip/
+ *
+ * Depends:
+ * jquery.ui.core.js
+ * jquery.ui.widget.js
+ * jquery.ui.position.js
+ */
+(function( $ ) {
+
+var increments = 0;
+
+function addDescribedBy( elem, id ) {
+ var describedby = (elem.attr( "aria-describedby" ) || "").split( /\s+/ );
+ describedby.push( id );
+ elem
+ .data( "ui-tooltip-id", id )
+ .attr( "aria-describedby", $.trim( describedby.join( " " ) ) );
+}
+
+function removeDescribedBy( elem ) {
+ var id = elem.data( "ui-tooltip-id" ),
+ describedby = (elem.attr( "aria-describedby" ) || "").split( /\s+/ ),
+ index = $.inArray( id, describedby );
+ if ( index !== -1 ) {
+ describedby.splice( index, 1 );
+ }
+
+ elem.removeData( "ui-tooltip-id" );
+ describedby = $.trim( describedby.join( " " ) );
+ if ( describedby ) {
+ elem.attr( "aria-describedby", describedby );
+ } else {
+ elem.removeAttr( "aria-describedby" );
+ }
+}
+
+$.widget( "ui.tooltip", {
+ version: "1.9.2",
+ options: {
+ content: function() {
+ return $( this ).attr( "title" );
+ },
+ hide: true,
+ // Disabled elements have inconsistent behavior across browsers (#8661)
+ items: "[title]:not([disabled])",
+ position: {
+ my: "left top+15",
+ at: "left bottom",
+ collision: "flipfit flip"
+ },
+ show: true,
+ tooltipClass: null,
+ track: false,
+
+ // callbacks
+ close: null,
+ open: null
+ },
+
+ _create: function() {
+ this._on({
+ mouseover: "open",
+ focusin: "open"
+ });
+
+ // IDs of generated tooltips, needed for destroy
+ this.tooltips = {};
+ // IDs of parent tooltips where we removed the title attribute
+ this.parents = {};
+
+ if ( this.options.disabled ) {
+ this._disable();
+ }
+ },
+
+ _setOption: function( key, value ) {
+ var that = this;
+
+ if ( key === "disabled" ) {
+ this[ value ? "_disable" : "_enable" ]();
+ this.options[ key ] = value;
+ // disable element style changes
+ return;
+ }
+
+ this._super( key, value );
+
+ if ( key === "content" ) {
+ $.each( this.tooltips, function( id, element ) {
+ that._updateContent( element );
+ });
+ }
+ },
+
+ _disable: function() {
+ var that = this;
+
+ // close open tooltips
+ $.each( this.tooltips, function( id, element ) {
+ var event = $.Event( "blur" );
+ event.target = event.currentTarget = element[0];
+ that.close( event, true );
+ });
+
+ // remove title attributes to prevent native tooltips
+ this.element.find( this.options.items ).andSelf().each(function() {
+ var element = $( this );
+ if ( element.is( "[title]" ) ) {
+ element
+ .data( "ui-tooltip-title", element.attr( "title" ) )
+ .attr( "title", "" );
+ }
+ });
+ },
+
+ _enable: function() {
+ // restore title attributes
+ this.element.find( this.options.items ).andSelf().each(function() {
+ var element = $( this );
+ if ( element.data( "ui-tooltip-title" ) ) {
+ element.attr( "title", element.data( "ui-tooltip-title" ) );
+ }
+ });
+ },
+
+ open: function( event ) {
+ var that = this,
+ target = $( event ? event.target : this.element )
+ // we need closest here due to mouseover bubbling,
+ // but always pointing at the same event target
+ .closest( this.options.items );
+
+ // No element to show a tooltip for or the tooltip is already open
+ if ( !target.length || target.data( "ui-tooltip-id" ) ) {
+ return;
+ }
+
+ if ( target.attr( "title" ) ) {
+ target.data( "ui-tooltip-title", target.attr( "title" ) );
+ }
+
+ target.data( "ui-tooltip-open", true );
+
+ // kill parent tooltips, custom or native, for hover
+ if ( event && event.type === "mouseover" ) {
+ target.parents().each(function() {
+ var parent = $( this ),
+ blurEvent;
+ if ( parent.data( "ui-tooltip-open" ) ) {
+ blurEvent = $.Event( "blur" );
+ blurEvent.target = blurEvent.currentTarget = this;
+ that.close( blurEvent, true );
+ }
+ if ( parent.attr( "title" ) ) {
+ parent.uniqueId();
+ that.parents[ this.id ] = {
+ element: this,
+ title: parent.attr( "title" )
+ };
+ parent.attr( "title", "" );
+ }
+ });
+ }
+
+ this._updateContent( target, event );
+ },
+
+ _updateContent: function( target, event ) {
+ var content,
+ contentOption = this.options.content,
+ that = this,
+ eventType = event ? event.type : null;
+
+ if ( typeof contentOption === "string" ) {
+ return this._open( event, target, contentOption );
+ }
+
+ content = contentOption.call( target[0], function( response ) {
+ // ignore async response if tooltip was closed already
+ if ( !target.data( "ui-tooltip-open" ) ) {
+ return;
+ }
+ // IE may instantly serve a cached response for ajax requests
+ // delay this call to _open so the other call to _open runs first
+ that._delay(function() {
+ // jQuery creates a special event for focusin when it doesn't
+ // exist natively. To improve performance, the native event
+ // object is reused and the type is changed. Therefore, we can't
+ // rely on the type being correct after the event finished
+ // bubbling, so we set it back to the previous value. (#8740)
+ if ( event ) {
+ event.type = eventType;
+ }
+ this._open( event, target, response );
+ });
+ });
+ if ( content ) {
+ this._open( event, target, content );
+ }
+ },
+
+ _open: function( event, target, content ) {
+ var tooltip, events, delayedShow,
+ positionOption = $.extend( {}, this.options.position );
+
+ if ( !content ) {
+ return;
+ }
+
+ // Content can be updated multiple times. If the tooltip already
+ // exists, then just update the content and bail.
+ tooltip = this._find( target );
+ if ( tooltip.length ) {
+ tooltip.find( ".ui-tooltip-content" ).html( content );
+ return;
+ }
+
+ // if we have a title, clear it to prevent the native tooltip
+ // we have to check first to avoid defining a title if none exists
+ // (we don't want to cause an element to start matching [title])
+ //
+ // We use removeAttr only for key events, to allow IE to export the correct
+ // accessible attributes. For mouse events, set to empty string to avoid
+ // native tooltip showing up (happens only when removing inside mouseover).
+ if ( target.is( "[title]" ) ) {
+ if ( event && event.type === "mouseover" ) {
+ target.attr( "title", "" );
+ } else {
+ target.removeAttr( "title" );
+ }
+ }
+
+ tooltip = this._tooltip( target );
+ addDescribedBy( target, tooltip.attr( "id" ) );
+ tooltip.find( ".ui-tooltip-content" ).html( content );
+
+ function position( event ) {
+ positionOption.of = event;
+ if ( tooltip.is( ":hidden" ) ) {
+ return;
+ }
+ tooltip.position( positionOption );
+ }
+ if ( this.options.track && event && /^mouse/.test( event.type ) ) {
+ this._on( this.document, {
+ mousemove: position
+ });
+ // trigger once to override element-relative positioning
+ position( event );
+ } else {
+ tooltip.position( $.extend({
+ of: target
+ }, this.options.position ) );
+ }
+
+ tooltip.hide();
+
+ this._show( tooltip, this.options.show );
+ // Handle tracking tooltips that are shown with a delay (#8644). As soon
+ // as the tooltip is visible, position the tooltip using the most recent
+ // event.
+ if ( this.options.show && this.options.show.delay ) {
+ delayedShow = setInterval(function() {
+ if ( tooltip.is( ":visible" ) ) {
+ position( positionOption.of );
+ clearInterval( delayedShow );
+ }
+ }, $.fx.interval );
+ }
+
+ this._trigger( "open", event, { tooltip: tooltip } );
+
+ events = {
+ keyup: function( event ) {
+ if ( event.keyCode === $.ui.keyCode.ESCAPE ) {
+ var fakeEvent = $.Event(event);
+ fakeEvent.currentTarget = target[0];
+ this.close( fakeEvent, true );
+ }
+ },
+ remove: function() {
+ this._removeTooltip( tooltip );
+ }
+ };
+ if ( !event || event.type === "mouseover" ) {
+ events.mouseleave = "close";
+ }
+ if ( !event || event.type === "focusin" ) {
+ events.focusout = "close";
+ }
+ this._on( true, target, events );
+ },
+
+ close: function( event ) {
+ var that = this,
+ target = $( event ? event.currentTarget : this.element ),
+ tooltip = this._find( target );
+
+ // disabling closes the tooltip, so we need to track when we're closing
+ // to avoid an infinite loop in case the tooltip becomes disabled on close
+ if ( this.closing ) {
+ return;
+ }
+
+ // only set title if we had one before (see comment in _open())
+ if ( target.data( "ui-tooltip-title" ) ) {
+ target.attr( "title", target.data( "ui-tooltip-title" ) );
+ }
+
+ removeDescribedBy( target );
+
+ tooltip.stop( true );
+ this._hide( tooltip, this.options.hide, function() {
+ that._removeTooltip( $( this ) );
+ });
+
+ target.removeData( "ui-tooltip-open" );
+ this._off( target, "mouseleave focusout keyup" );
+ // Remove 'remove' binding only on delegated targets
+ if ( target[0] !== this.element[0] ) {
+ this._off( target, "remove" );
+ }
+ this._off( this.document, "mousemove" );
+
+ if ( event && event.type === "mouseleave" ) {
+ $.each( this.parents, function( id, parent ) {
+ $( parent.element ).attr( "title", parent.title );
+ delete that.parents[ id ];
+ });
+ }
+
+ this.closing = true;
+ this._trigger( "close", event, { tooltip: tooltip } );
+ this.closing = false;
+ },
+
+ _tooltip: function( element ) {
+ var id = "ui-tooltip-" + increments++,
+ tooltip = $( "<div>" )
+ .attr({
+ id: id,
+ role: "tooltip"
+ })
+ .addClass( "ui-tooltip ui-widget ui-corner-all ui-widget-content " +
+ ( this.options.tooltipClass || "" ) );
+ $( "<div>" )
+ .addClass( "ui-tooltip-content" )
+ .appendTo( tooltip );
+ tooltip.appendTo( this.document[0].body );
+ if ( $.fn.bgiframe ) {
+ tooltip.bgiframe();
+ }
+ this.tooltips[ id ] = element;
+ return tooltip;
+ },
+
+ _find: function( target ) {
+ var id = target.data( "ui-tooltip-id" );
+ return id ? $( "#" + id ) : $();
+ },
+
+ _removeTooltip: function( tooltip ) {
+ tooltip.remove();
+ delete this.tooltips[ tooltip.attr( "id" ) ];
+ },
+
+ _destroy: function() {
+ var that = this;
+
+ // close open tooltips
+ $.each( this.tooltips, function( id, element ) {
+ // Delegate to close method to handle common cleanup
+ var event = $.Event( "blur" );
+ event.target = event.currentTarget = element[0];
+ that.close( event, true );
+
+ // Remove immediately; destroying an open tooltip doesn't use the
+ // hide animation
+ $( "#" + id ).remove();
+
+ // Restore the title
+ if ( element.data( "ui-tooltip-title" ) ) {
+ element.attr( "title", element.data( "ui-tooltip-title" ) );
+ element.removeData( "ui-tooltip-title" );
+ }
+ });
+ }
+});
+
+}( jQuery ) );
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