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/*
* jQuery UI Tooltip @VERSION
*
* Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Tooltip
*
* Depends:
* jquery.ui.core.js
* jquery.ui.widget.js
* jquery.ui.position.js
*/
(function( $ ) {
var increments = 0;
$.widget( "ui.tooltip", {
version: "@VERSION",
options: {
tooltipClass: null,
items: "[title]",
content: function() {
return $( this ).attr( "title" );
},
position: {
my: "left+15 center",
at: "right center"
}
},
_create: function() {
this._bind({
mouseover: "open",
focusin: "open"
});
// IDs of generated tooltips, needed for destroy
this.tooltips = {};
},
_setOption: function( key, value ) {
// only set option, disable element style changes
if ( key === "disabled" ) {
this.options[ key ] = value;
return;
}
this._super( "_setOption", key, value );
},
open: function( event ) {
var target = $( event ? event.target : this.element ).closest( this.options.items );
if ( !target.length ) {
return;
}
var that = this;
if ( !target.data( "tooltip-title" ) ) {
target.data( "tooltip-title", target.attr( "title" ) );
}
var content = this.options.content.call( target[0], function( response ) {
// IE may instantly serve a cached response for ajax requests
// delay this call to _open so the other call to _open runs first
setTimeout(function() {
that._open( event, target, response );
}, 1 );
});
if ( content ) {
that._open( event, target, content );
}
},
_open: function( event, target, content ) {
if ( !content ) {
return;
}
target.attr( "title", "" );
// TODO: why is this check after we clear the title?
if ( this.options.disabled ) {
return;
}
// ajaxy tooltip can update an existing one
var tooltip = this._find( target );
if ( !tooltip.length ) {
tooltip = this._tooltip();
target.attr( "aria-describedby", tooltip.attr( "id" ) );
}
tooltip.find( ".ui-tooltip-content" ).html( content );
tooltip
.stop( true )
.position( $.extend({
of: target,
using: function( pos ) {
// we only want to hide if there's no custom using defined
$( this ).css( pos ).hide();
}
}, this.options.position ) );
this._show( tooltip, this.options.show );
this._trigger( "open", event );
this._bind( target, {
mouseleave: "close",
blur: "close"
});
},
close: function( event ) {
var that = this,
target = $( event ? event.currentTarget : this.element );
target.attr( "title", target.data( "tooltip-title" ) );
if ( this.options.disabled ) {
return;
}
var tooltip = this._find( target );
target.removeAttr( "aria-describedby" );
tooltip.stop( true );
this._hide( tooltip, this.options.hide, function() {
$( this ).remove();
delete that.tooltips[ this.id ];
});
target.unbind( "mouseleave.tooltip blur.tooltip" );
this._trigger( "close", event );
},
_tooltip: function() {
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( document.body );
this.tooltips[ id ] = true;
return tooltip;
},
_find: function( target ) {
var id = target.attr( "aria-describedby" );
return id ? $( "#" + id ) : $();
},
_destroy: function() {
$.each( this.tooltips, function( id ) {
$( "#" + id ).remove();
});
}
});
}( jQuery ) );
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