",
options: {
disabled: false,
// callbacks
create: null
},
_createWidget: function( options, element ) {
element = $( element || this.defaultElement || this )[ 0 ];
this.element = $( element );
this.uuid = uuid++;
this.eventNamespace = "." + this.widgetName + this.uuid;
this.options = $.widget.extend( {},
this.options,
this._getCreateOptions(),
options );
this.bindings = $();
this.hoverable = $();
this.focusable = $();
if ( element !== this ) {
// 1.9 BC for #7810
// TODO remove dual storage
$.data( element, this.widgetName, this );
$.data( element, this.widgetFullName, this );
this._on( true, this.element, {
remove: function( event ) {
if ( event.target === element ) {
this.destroy();
}
}
});
this.document = $( element.style ?
// element within the document
element.ownerDocument :
// element is window or document
element.document || element );
this.window = $( this.document[0].defaultView || this.document[0].parentWindow );
}
this._create();
this._trigger( "create", null, this._getCreateEventData() );
this._init();
},
_getCreateOptions: $.noop,
_getCreateEventData: $.noop,
_create: $.noop,
_init: $.noop,
destroy: function() {
this._destroy();
// we can probably remove the unbind calls in 2.0
// all event bindings should go through this._on()
this.element
.unbind( this.eventNamespace )
// 1.9 BC for #7810
// TODO remove dual storage
.removeData( this.widgetName )
.removeData( this.widgetFullName )
// support: jquery <1.6.3
// http://bugs.jquery.com/ticket/9413
.removeData( $.camelCase( this.widgetFullName ) );
this.widget()
.unbind( this.eventNamespace )
.removeAttr( "aria-disabled" )
.removeClass(
this.widgetFullName + "-disabled " +
"ui-state-disabled" );
// clean up events and states
this.bindings.unbind( this.eventNamespace );
this.hoverable.removeClass( "ui-state-hover" );
this.focusable.removeClass( "ui-state-focus" );
},
_destroy: $.noop,
widget: function() {
return this.element;
},
option: function( key, value ) {
var options = key,
parts,
curOption,
i;
if ( arguments.length === 0 ) {
// don't return a reference to the internal hash
return $.widget.extend( {}, this.options );
}
if ( typeof key === "string" ) {
// handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } }
options = {};
parts = key.split( "." );
key = parts.shift();
if ( parts.length ) {
curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] );
for ( i = 0; i < parts.length - 1; i++ ) {
curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {};
curOption = curOption[ parts[ i ] ];
}
key = parts.pop();
if ( value === undefined ) {
return curOption[ key ] === undefined ? null : curOption[ key ];
}
curOption[ key ] = value;
} else {
if ( value === undefined ) {
return this.options[ key ] === undefined ? null : this.options[ key ];
}
options[ key ] = value;
}
}
this._setOptions( options );
return this;
},
_setOptions: function( options ) {
var key;
for ( key in options ) {
this._setOption( key, options[ key ] );
}
return this;
},
_setOption: function( key, value ) {
this.options[ key ] = value;
if ( key === "disabled" ) {
this.widget()
.toggleClass( this.widgetFullName + "-disabled ui-state-disabled", !!value )
.attr( "aria-disabled", value );
this.hoverable.removeClass( "ui-state-hover" );
this.focusable.removeClass( "ui-state-focus" );
}
return this;
},
enable: function() {
return this._setOption( "disabled", false );
},
disable: function() {
return this._setOption( "disabled", true );
},
_on: function( suppressDisabledCheck, element, handlers ) {
var delegateElement,
instance = this;
// no suppressDisabledCheck flag, shuffle arguments
if ( typeof suppressDisabledCheck !== "boolean" ) {
handlers = element;
element = suppressDisabledCheck;
suppressDisabledCheck = false;
}
// no element argument, shuffle and use this.element
if ( !handlers ) {
handlers = element;
element = this.element;
delegateElement = this.widget();
} else {
// accept selectors, DOM elements
element = delegateElement = $( element );
this.bindings = this.bindings.add( element );
}
$.each( handlers, function( event, handler ) {
function handlerProxy() {
// allow widgets to customize the disabled handling
// - disabled as an array instead of boolean
// - disabled class as method for disabling individual parts
if ( !suppressDisabledCheck &&
( instance.options.disabled === true ||
$( this ).hasClass( "ui-state-disabled" ) ) ) {
return;
}
return ( typeof handler === "string" ? instance[ handler ] : handler )
.apply( instance, arguments );
}
// copy the guid so direct unbinding works
if ( typeof handler !== "string" ) {
handlerProxy.guid = handler.guid =
handler.guid || handlerProxy.guid || $.guid++;
}
var match = event.match( /^(\w+)\s*(.*)$/ ),
eventName = match[1] + instance.eventNamespace,
selector = match[2];
if ( selector ) {
delegateElement.delegate( selector, eventName, handlerProxy );
} else {
element.bind( eventName, handlerProxy );
}
});
},
_off: function( element, eventName ) {
eventName = (eventName || "").split( " " ).join( this.eventNamespace + " " ) + this.eventNamespace;
element.unbind( eventName ).undelegate( eventName );
},
_delay: function( handler, delay ) {
function handlerProxy() {
return ( typeof handler === "string" ? instance[ handler ] : handler )
.apply( instance, arguments );
}
var instance = this;
return setTimeout( handlerProxy, delay || 0 );
},
_hoverable: function( element ) {
this.hoverable = this.hoverable.add( element );
this._on( element, {
mouseenter: function( event ) {
$( event.currentTarget ).addClass( "ui-state-hover" );
},
mouseleave: function( event ) {
$( event.currentTarget ).removeClass( "ui-state-hover" );
}
});
},
_focusable: function( element ) {
this.focusable = this.focusable.add( element );
this._on( element, {
focusin: function( event ) {
$( event.currentTarget ).addClass( "ui-state-focus" );
},
focusout: function( event ) {
$( event.currentTarget ).removeClass( "ui-state-focus" );
}
});
},
_trigger: function( type, event, data ) {
var prop, orig,
callback = this.options[ type ];
data = data || {};
event = $.Event( event );
event.type = ( type === this.widgetEventPrefix ?
type :
this.widgetEventPrefix + type ).toLowerCase();
// the original event may come from any element
// so we need to reset the target on the new event
event.target = this.element[ 0 ];
// copy original event properties over to the new event
orig = event.originalEvent;
if ( orig ) {
for ( prop in orig ) {
if ( !( prop in event ) ) {
event[ prop ] = orig[ prop ];
}
}
}
this.element.trigger( event, data );
return !( $.isFunction( callback ) &&
callback.apply( this.element[0], [ event ].concat( data ) ) === false ||
event.isDefaultPrevented() );
}
};
$.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) {
$.Widget.prototype[ "_" + method ] = function( element, options, callback ) {
if ( typeof options === "string" ) {
options = { effect: options };
}
var hasOptions,
effectName = !options ?
method :
options === true || typeof options === "number" ?
defaultEffect :
options.effect || defaultEffect;
options = options || {};
if ( typeof options === "number" ) {
options = { duration: options };
}
hasOptions = !$.isEmptyObject( options );
options.complete = callback;
if ( options.delay ) {
element.delay( options.delay );
}
if ( hasOptions && $.effects && ( $.effects.effect[ effectName ] || $.uiBackCompat !== false && $.effects[ effectName ] ) ) {
element[ method ]( options );
} else if ( effectName !== method && element[ effectName ] ) {
element[ effectName ]( options.duration, options.easing, callback );
} else {
element.queue(function( next ) {
$( this )[ method ]();
if ( callback ) {
callback.call( element[ 0 ] );
}
next();
});
}
};
});
// DEPRECATED
if ( $.uiBackCompat !== false ) {
$.Widget.prototype._getCreateOptions = function() {
return $.metadata && $.metadata.get( this.element[0] )[ this.widgetName ];
};
}
})( jQuery );
(function( $, undefined ) {
var mouseHandled = false;
$( document ).mouseup( function( e ) {
mouseHandled = false;
});
$.widget("ui.mouse", {
version: "1.9.2",
options: {
cancel: 'input,textarea,button,select,option',
distance: 1,
delay: 0
},
_mouseInit: function() {
var that = this;
this.element
.bind('mousedown.'+this.widgetName, function(event) {
return that._mouseDown(event);
})
.bind('click.'+this.widgetName, function(event) {
if (true === $.data(event.target, that.widgetName + '.preventClickEvent')) {
$.removeData(event.target, that.widgetName + '.preventClickEvent');
event.stopImmediatePropagation();
return false;
}
});
this.started = false;
},
// TODO: make sure destroying one instance of mouse doesn't mess with
// other instances of mouse
_mouseDestroy: function() {
this.element.unbind('.'+this.widgetName);
if ( this._mouseMoveDelegate ) {
$(document)
.unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
.unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);
}
},
_mouseDown: function(event) {
// don't let more than one widget handle mouseStart
if( mouseHandled ) { return; }
// we may have missed mouseup (out of window)
(this._mouseStarted && this._mouseUp(event));
this._mouseDownEvent = event;
var that = this,
btnIsLeft = (event.which === 1),
// event.target.nodeName works around a bug in IE 8 with
// disabled inputs (#7620)
elIsCancel = (typeof this.options.cancel === "string" && event.target.nodeName ? $(event.target).closest(this.options.cancel).length : false);
if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) {
return true;
}
this.mouseDelayMet = !this.options.delay;
if (!this.mouseDelayMet) {
this._mouseDelayTimer = setTimeout(function() {
that.mouseDelayMet = true;
}, this.options.delay);
}
if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
this._mouseStarted = (this._mouseStart(event) !== false);
if (!this._mouseStarted) {
event.preventDefault();
return true;
}
}
// Click event may never have fired (Gecko & Opera)
if (true === $.data(event.target, this.widgetName + '.preventClickEvent')) {
$.removeData(event.target, this.widgetName + '.preventClickEvent');
}
// these delegates are required to keep context
this._mouseMoveDelegate = function(event) {
return that._mouseMove(event);
};
this._mouseUpDelegate = function(event) {
return that._mouseUp(event);
};
$(document)
.bind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
.bind('mouseup.'+this.widgetName, this._mouseUpDelegate);
event.preventDefault();
mouseHandled = true;
return true;
},
_mouseMove: function(event) {
// IE mouseup check - mouseup happened when mouse was out of window
if ($.ui.ie && !(document.documentMode >= 9) && !event.button) {
return this._mouseUp(event);
}
if (this._mouseStarted) {
this._mouseDrag(event);
return event.preventDefault();
}
if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
this._mouseStarted =
(this._mouseStart(this._mouseDownEvent, event) !== false);
(this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event));
}
return !this._mouseStarted;
},
_mouseUp: function(event) {
$(document)
.unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
.unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);
if (this._mouseStarted) {
this._mouseStarted = false;
if (event.target === this._mouseDownEvent.target) {
$.data(event.target, this.widgetName + '.preventClickEvent', true);
}
this._mouseStop(event);
}
return false;
},
_mouseDistanceMet: function(event) {
return (Math.max(
Math.abs(this._mouseDownEvent.pageX - event.pageX),
Math.abs(this._mouseDownEvent.pageY - event.pageY)
) >= this.options.distance
);
},
_mouseDelayMet: function(event) {
return this.mouseDelayMet;
},
// These are placeholder methods, to be overriden by extending plugin
_mouseStart: function(event) {},
_mouseDrag: function(event) {},
_mouseStop: function(event) {},
_mouseCapture: function(event) { return true; }
});
})(jQuery);
(function( $, undefined ) {
$.widget("ui.sortable", $.ui.mouse, {
version: "1.9.2",
widgetEventPrefix: "sort",
ready: false,
options: {
appendTo: "parent",
axis: false,
connectWith: false,
containment: false,
cursor: 'auto',
cursorAt: false,
dropOnEmpty: true,
forcePlaceholderSize: false,
forceHelperSize: false,
grid: false,
handle: false,
helper: "original",
items: '> *',
opacity: false,
placeholder: false,
revert: false,
scroll: true,
scrollSensitivity: 20,
scrollSpeed: 20,
scope: "default",
tolerance: "intersect",
zIndex: 1000
},
_create: function() {
var o = this.options;
this.containerCache = {};
this.element.addClass("ui-sortable");
//Get the items
this.refresh();
//Let's determine if the items are being displayed horizontally
this.floating = this.items.length ? o.axis === 'x' || (/left|right/).test(this.items[0].item.css('float')) || (/inline|table-cell/).test(this.items[0].item.css('display')) : false;
//Let's determine the parent's offset
this.offset = this.element.offset();
//Initialize mouse events for interaction
this._mouseInit();
//We're ready to go
this.ready = true
},
_destroy: function() {
this.element
.removeClass("ui-sortable ui-sortable-disabled");
this._mouseDestroy();
for ( var i = this.items.length - 1; i >= 0; i-- )
this.items[i].item.removeData(this.widgetName + "-item");
return this;
},
_setOption: function(key, value){
if ( key === "disabled" ) {
this.options[ key ] = value;
this.widget().toggleClass( "ui-sortable-disabled", !!value );
} else {
// Don't call widget base _setOption for disable as it adds ui-state-disabled class
$.Widget.prototype._setOption.apply(this, arguments);
}
},
_mouseCapture: function(event, overrideHandle) {
var that = this;
if (this.reverting) {
return false;
}
if(this.options.disabled || this.options.type == 'static') return false;
//We have to refresh the items data once first
this._refreshItems(event);
//Find out if the clicked node (or one of its parents) is a actual item in this.items
var currentItem = null, nodes = $(event.target).parents().each(function() {
if($.data(this, that.widgetName + '-item') == that) {
currentItem = $(this);
return false;
}
});
if($.data(event.target, that.widgetName + '-item') == that) currentItem = $(event.target);
if(!currentItem) return false;
if(this.options.handle && !overrideHandle) {
var validHandle = false;
$(this.options.handle, currentItem).find("*").andSelf().each(function() { if(this == event.target) validHandle = true; });
if(!validHandle) return false;
}
this.currentItem = currentItem;
this._removeCurrentsFromItems();
return true;
},
_mouseStart: function(event, overrideHandle, noActivation) {
var o = this.options;
this.currentContainer = this;
//We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture
this.refreshPositions();
//Create and append the visible helper
this.helper = this._createHelper(event);
//Cache the helper size
this._cacheHelperProportions();
/*
* - Position generation -
* This block generates everything position related - it's the core of draggables.
*/
//Cache the margins of the original element
this._cacheMargins();
//Get the next scrolling parent
this.scrollParent = this.helper.scrollParent();
//The element's absolute position on the page minus margins
this.offset = this.currentItem.offset();
this.offset = {
top: this.offset.top - this.margins.top,
left: this.offset.left - this.margins.left
};
$.extend(this.offset, {
click: { //Where the click happened, relative to the element
left: event.pageX - this.offset.left,
top: event.pageY - this.offset.top
},
parent: this._getParentOffset(),
relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper
});
// Only after we got the offset, we can change the helper's position to absolute
// TODO: Still need to figure out a way to make relative sorting possible
this.helper.css("position", "absolute");
this.cssPosition = this.helper.css("position");
//Generate the original position
this.originalPosition = this._generatePosition(event);
this.originalPageX = event.pageX;
this.originalPageY = event.pageY;
//Adjust the mouse offset relative to the helper if 'cursorAt' is supplied
(o.cursorAt && this._adjustOffsetFromHelper(o.cursorAt));
//Cache the former DOM position
this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] };
//If the helper is not the original, hide the original so it's not playing any role during the drag, won't cause anything bad this way
if(this.helper[0] != this.currentItem[0]) {
this.currentItem.hide();
}
//Create the placeholder
this._createPlaceholder();
//Set a containment if given in the options
if(o.containment)
this._setContainment();
if(o.cursor) { // cursor option
if ($('body').css("cursor")) this._storedCursor = $('body').css("cursor");
$('body').css("cursor", o.cursor);
}
if(o.opacity) { // opacity option
if (this.helper.css("opacity")) this._storedOpacity = this.helper.css("opacity");
this.helper.css("opacity", o.opacity);
}
if(o.zIndex) { // zIndex option
if (this.helper.css("zIndex")) this._storedZIndex = this.helper.css("zIndex");
this.helper.css("zIndex", o.zIndex);
}
//Prepare scrolling
if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML')
this.overflowOffset = this.scrollParent.offset();
//Call callbacks
this._trigger("start", event, this._uiHash());
//Recache the helper size
if(!this._preserveHelperProportions)
this._cacheHelperProportions();
//Post 'activate' events to possible containers
if(!noActivation) {
for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, this._uiHash(this)); }
}
//Prepare possible droppables
if($.ui.ddmanager)
$.ui.ddmanager.current = this;
if ($.ui.ddmanager && !o.dropBehaviour)
$.ui.ddmanager.prepareOffsets(this, event);
this.dragging = true;
this.helper.addClass("ui-sortable-helper");
this._mouseDrag(event); //Execute the drag once - this causes the helper not to be visible before getting its correct position
return true;
},
_mouseDrag: function(event) {
//Compute the helpers position
this.position = this._generatePosition(event);
this.positionAbs = this._convertPositionTo("absolute");
if (!this.lastPositionAbs) {
this.lastPositionAbs = this.positionAbs;
}
//Do scrolling
if(this.options.scroll) {
var o = this.options, scrolled = false;
if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML') {
if((this.overflowOffset.top + this.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity)
this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed;
else if(event.pageY - this.overflowOffset.top < o.scrollSensitivity)
this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop - o.scrollSpeed;
if((this.overflowOffset.left + this.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft + o.scrollSpeed;
else if(event.pageX - this.overflowOffset.left < o.scrollSensitivity)
this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft - o.scrollSpeed;
} else {
if(event.pageY - $(document).scrollTop() < o.scrollSensitivity)
scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity)
scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity)
scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
}
if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
$.ui.ddmanager.prepareOffsets(this, event);
}
//Regenerate the absolute position used for position checks
this.positionAbs = this._convertPositionTo("absolute");
//Set the helper position
if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';
//Rearrange
for (var i = this.items.length - 1; i >= 0; i--) {
//Cache variables and intersection, continue if no intersection
var item = this.items[i], itemElement = item.item[0], intersection = this._intersectsWithPointer(item);
if (!intersection) continue;
// Only put the placeholder inside the current Container, skip all
// items form other containers. This works because when moving
// an item from one container to another the
// currentContainer is switched before the placeholder is moved.
//
// Without this moving items in "sub-sortables" can cause the placeholder to jitter
// beetween the outer and inner container.
if (item.instance !== this.currentContainer) continue;
if (itemElement != this.currentItem[0] //cannot intersect with itself
&& this.placeholder[intersection == 1 ? "next" : "prev"]()[0] != itemElement //no useless actions that have been done before
&& !$.contains(this.placeholder[0], itemElement) //no action if the item moved is the parent of the item checked
&& (this.options.type == 'semi-dynamic' ? !$.contains(this.element[0], itemElement) : true)
//&& itemElement.parentNode == this.placeholder[0].parentNode // only rearrange items within the same container
) {
this.direction = intersection == 1 ? "down" : "up";
if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) {
this._rearrange(event, item);
} else {
break;
}
this._trigger("change", event, this._uiHash());
break;
}
}
//Post events to containers
this._contactContainers(event);
//Interconnect with droppables
if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);
//Call callbacks
this._trigger('sort', event, this._uiHash());
this.lastPositionAbs = this.positionAbs;
return false;
},
_mouseStop: function(event, noPropagation) {
if(!event) return;
//If we are using droppables, inform the manager about the drop
if ($.ui.ddmanager && !this.options.dropBehaviour)
$.ui.ddmanager.drop(this, event);
if(this.options.revert) {
var that = this;
var cur = this.placeholder.offset();
this.reverting = true;
$(this.helper).animate({
left: cur.left - this.offset.parent.left - this.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft),
top: cur.top - this.offset.parent.top - this.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)
}, parseInt(this.options.revert, 10) || 500, function() {
that._clear(event);
});
} else {
this._clear(event, noPropagation);
}
return false;
},
cancel: function() {
if(this.dragging) {
this._mouseUp({ target: null });
if(this.options.helper == "original")
this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
else
this.currentItem.show();
//Post deactivating events to containers
for (var i = this.containers.length - 1; i >= 0; i--){
this.containers[i]._trigger("deactivate", null, this._uiHash(this));
if(this.containers[i].containerCache.over) {
this.containers[i]._trigger("out", null, this._uiHash(this));
this.containers[i].containerCache.over = 0;
}
}
}
if (this.placeholder) {
//$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
if(this.placeholder[0].parentNode) this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
if(this.options.helper != "original" && this.helper && this.helper[0].parentNode) this.helper.remove();
$.extend(this, {
helper: null,
dragging: false,
reverting: false,
_noFinalSort: null
});
if(this.domPosition.prev) {
$(this.domPosition.prev).after(this.currentItem);
} else {
$(this.domPosition.parent).prepend(this.currentItem);
}
}
return this;
},
serialize: function(o) {
var items = this._getItemsAsjQuery(o && o.connected);
var str = []; o = o || {};
$(items).each(function() {
var res = ($(o.item || this).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/));
if(res) str.push((o.key || res[1]+'[]')+'='+(o.key && o.expression ? res[1] : res[2]));
});
if(!str.length && o.key) {
str.push(o.key + '=');
}
return str.join('&');
},
toArray: function(o) {
var items = this._getItemsAsjQuery(o && o.connected);
var ret = []; o = o || {};
items.each(function() { ret.push($(o.item || this).attr(o.attribute || 'id') || ''); });
return ret;
},
/* Be careful with the following core functions */
_intersectsWith: function(item) {
var x1 = this.positionAbs.left,
x2 = x1 + this.helperProportions.width,
y1 = this.positionAbs.top,
y2 = y1 + this.helperProportions.height;
var l = item.left,
r = l + item.width,
t = item.top,
b = t + item.height;
var dyClick = this.offset.click.top,
dxClick = this.offset.click.left;
var isOverElement = (y1 + dyClick) > t && (y1 + dyClick) < b && (x1 + dxClick) > l && (x1 + dxClick) < r;
if( this.options.tolerance == "pointer"
|| this.options.forcePointerForContainers
|| (this.options.tolerance != "pointer" && this.helperProportions[this.floating ? 'width' : 'height'] > item[this.floating ? 'width' : 'height'])
) {
return isOverElement;
} else {
return (l < x1 + (this.helperProportions.width / 2) // Right Half
&& x2 - (this.helperProportions.width / 2) < r // Left Half
&& t < y1 + (this.helperProportions.height / 2) // Bottom Half
&& y2 - (this.helperProportions.height / 2) < b ); // Top Half
}
},
_intersectsWithPointer: function(item) {
var isOverElementHeight = (this.options.axis === 'x') || $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top, item.height),
isOverElementWidth = (this.options.axis === 'y') || $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left, item.width),
isOverElement = isOverElementHeight && isOverElementWidth,
verticalDirection = this._getDragVerticalDirection(),
horizontalDirection = this._getDragHorizontalDirection();
if (!isOverElement)
return false;
return this.floating ?
( ((horizontalDirection && horizontalDirection == "right") || verticalDirection == "down") ? 2 : 1 )
: ( verticalDirection && (verticalDirection == "down" ? 2 : 1) );
},
_intersectsWithSides: function(item) {
var isOverBottomHalf = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top + (item.height/2), item.height),
isOverRightHalf = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left + (item.width/2), item.width),
verticalDirection = this._getDragVerticalDirection(),
horizontalDirection = this._getDragHorizontalDirection();
if (this.floating && horizontalDirection) {
return ((horizontalDirection == "right" && isOverRightHalf) || (horizontalDirection == "left" && !isOverRightHalf));
} else {
return verticalDirection && ((verticalDirection == "down" && isOverBottomHalf) || (verticalDirection == "up" && !isOverBottomHalf));
}
},
_getDragVerticalDirection: function() {
var delta = this.positionAbs.top - this.lastPositionAbs.top;
return delta != 0 && (delta > 0 ? "down" : "up");
},
_getDragHorizontalDirection: function() {
var delta = this.positionAbs.left - this.lastPositionAbs.left;
return delta != 0 && (delta > 0 ? "right" : "left");
},
refresh: function(event) {
this._refreshItems(event);
this.refreshPositions();
return this;
},
_connectWith: function() {
var options = this.options;
return options.connectWith.constructor == String
? [options.connectWith]
: options.connectWith;
},
_getItemsAsjQuery: function(connected) {
var items = [];
var queries = [];
var connectWith = this._connectWith();
if(connectWith && connected) {
for (var i = connectWith.length - 1; i >= 0; i--){
var cur = $(connectWith[i]);
for (var j = cur.length - 1; j >= 0; j--){
var inst = $.data(cur[j], this.widgetName);
if(inst && inst != this && !inst.options.disabled) {
queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element).not(".ui-sortable-helper").not('.ui-sortable-placeholder'), inst]);
}
};
};
}
queries.push([$.isFunction(this.options.items) ? this.options.items.call(this.element, null, { options: this.options, item: this.currentItem }) : $(this.options.items, this.element).not(".ui-sortable-helper").not('.ui-sortable-placeholder'), this]);
for (var i = queries.length - 1; i >= 0; i--){
queries[i][0].each(function() {
items.push(this);
});
};
return $(items);
},
_removeCurrentsFromItems: function() {
var list = this.currentItem.find(":data(" + this.widgetName + "-item)");
this.items = $.grep(this.items, function (item) {
for (var j=0; j < list.length; j++) {
if(list[j] == item.item[0])
return false;
};
return true;
});
},
_refreshItems: function(event) {
this.items = [];
this.containers = [this];
var items = this.items;
var queries = [[$.isFunction(this.options.items) ? this.options.items.call(this.element[0], event, { item: this.currentItem }) : $(this.options.items, this.element), this]];
var connectWith = this._connectWith();
if(connectWith && this.ready) { //Shouldn't be run the first time through due to massive slow-down
for (var i = connectWith.length - 1; i >= 0; i--){
var cur = $(connectWith[i]);
for (var j = cur.length - 1; j >= 0; j--){
var inst = $.data(cur[j], this.widgetName);
if(inst && inst != this && !inst.options.disabled) {
queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element[0], event, { item: this.currentItem }) : $(inst.options.items, inst.element), inst]);
this.containers.push(inst);
}
};
};
}
for (var i = queries.length - 1; i >= 0; i--) {
var targetData = queries[i][1];
var _queries = queries[i][0];
for (var j=0, queriesLength = _queries.length; j < queriesLength; j++) {
var item = $(_queries[j]);
item.data(this.widgetName + '-item', targetData); // Data for target checking (mouse manager)
items.push({
item: item,
instance: targetData,
width: 0, height: 0,
left: 0, top: 0
});
};
};
},
refreshPositions: function(fast) {
//This has to be redone because due to the item being moved out/into the offsetParent, the offsetParent's position will change
if(this.offsetParent && this.helper) {
this.offset.parent = this._getParentOffset();
}
for (var i = this.items.length - 1; i >= 0; i--){
var item = this.items[i];
//We ignore calculating positions of all connected containers when we're not over them
if(item.instance != this.currentContainer && this.currentContainer && item.item[0] != this.currentItem[0])
continue;
var t = this.options.toleranceElement ? $(this.options.toleranceElement, item.item) : item.item;
if (!fast) {
item.width = t.outerWidth();
item.height = t.outerHeight();
}
var p = t.offset();
item.left = p.left;
item.top = p.top;
};
if(this.options.custom && this.options.custom.refreshContainers) {
this.options.custom.refreshContainers.call(this);
} else {
for (var i = this.containers.length - 1; i >= 0; i--){
var p = this.containers[i].element.offset();
this.containers[i].containerCache.left = p.left;
this.containers[i].containerCache.top = p.top;
this.containers[i].containerCache.width = this.containers[i].element.outerWidth();
this.containers[i].containerCache.height = this.containers[i].element.outerHeight();
};
}
return this;
},
_createPlaceholder: function(that) {
that = that || this;
var o = that.options;
if(!o.placeholder || o.placeholder.constructor == String) {
var className = o.placeholder;
o.placeholder = {
element: function() {
var el = $(document.createElement(that.currentItem[0].nodeName))
.addClass(className || that.currentItem[0].className+" ui-sortable-placeholder")
.removeClass("ui-sortable-helper")[0];
if(!className)
el.style.visibility = "hidden";
return el;
},
update: function(container, p) {
// 1. If a className is set as 'placeholder option, we don't force sizes - the class is responsible for that
// 2. The option 'forcePlaceholderSize can be enabled to force it even if a class name is specified
if(className && !o.forcePlaceholderSize) return;
//If the element doesn't have a actual height by itself (without styles coming from a stylesheet), it receives the inline height from the dragged item
if(!p.height()) { p.height(that.currentItem.innerHeight() - parseInt(that.currentItem.css('paddingTop')||0, 10) - parseInt(that.currentItem.css('paddingBottom')||0, 10)); };
if(!p.width()) { p.width(that.currentItem.innerWidth() - parseInt(that.currentItem.css('paddingLeft')||0, 10) - parseInt(that.currentItem.css('paddingRight')||0, 10)); };
}
};
}
//Create the placeholder
that.placeholder = $(o.placeholder.element.call(that.element, that.currentItem));
//Append it after the actual current item
that.currentItem.after(that.placeholder);
//Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317)
o.placeholder.update(that, that.placeholder);
},
_contactContainers: function(event) {
// get innermost container that intersects with item
var innermostContainer = null, innermostIndex = null;
for (var i = this.containers.length - 1; i >= 0; i--){
// never consider a container that's located within the item itself
if($.contains(this.currentItem[0], this.containers[i].element[0]))
continue;
if(this._intersectsWith(this.containers[i].containerCache)) {
// if we've already found a container and it's more "inner" than this, then continue
if(innermostContainer && $.contains(this.containers[i].element[0], innermostContainer.element[0]))
continue;
innermostContainer = this.containers[i];
innermostIndex = i;
} else {
// container doesn't intersect. trigger "out" event if necessary
if(this.containers[i].containerCache.over) {
this.containers[i]._trigger("out", event, this._uiHash(this));
this.containers[i].containerCache.over = 0;
}
}
}
// if no intersecting containers found, return
if(!innermostContainer) return;
// move the item into the container if it's not there already
if(this.containers.length === 1) {
this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
this.containers[innermostIndex].containerCache.over = 1;
} else {
//When entering a new container, we will find the item with the least distance and append our item near it
var dist = 10000; var itemWithLeastDistance = null;
var posProperty = this.containers[innermostIndex].floating ? 'left' : 'top';
var sizeProperty = this.containers[innermostIndex].floating ? 'width' : 'height';
var base = this.positionAbs[posProperty] + this.offset.click[posProperty];
for (var j = this.items.length - 1; j >= 0; j--) {
if(!$.contains(this.containers[innermostIndex].element[0], this.items[j].item[0])) continue;
if(this.items[j].item[0] == this.currentItem[0]) continue;
var cur = this.items[j].item.offset()[posProperty];
var nearBottom = false;
if(Math.abs(cur - base) > Math.abs(cur + this.items[j][sizeProperty] - base)){
nearBottom = true;
cur += this.items[j][sizeProperty];
}
if(Math.abs(cur - base) < dist) {
dist = Math.abs(cur - base); itemWithLeastDistance = this.items[j];
this.direction = nearBottom ? "up": "down";
}
}
if(!itemWithLeastDistance && !this.options.dropOnEmpty) //Check if dropOnEmpty is enabled
return;
this.currentContainer = this.containers[innermostIndex];
itemWithLeastDistance ? this._rearrange(event, itemWithLeastDistance, null, true) : this._rearrange(event, null, this.containers[innermostIndex].element, true);
this._trigger("change", event, this._uiHash());
this.containers[innermostIndex]._trigger("change", event, this._uiHash(this));
//Update the placeholder
this.options.placeholder.update(this.currentContainer, this.placeholder);
this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
this.containers[innermostIndex].containerCache.over = 1;
}
},
_createHelper: function(event) {
var o = this.options;
var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event, this.currentItem])) : (o.helper == 'clone' ? this.currentItem.clone() : this.currentItem);
if(!helper.parents('body').length) //Add the helper to the DOM if that didn't happen already
$(o.appendTo != 'parent' ? o.appendTo : this.currentItem[0].parentNode)[0].appendChild(helper[0]);
if(helper[0] == this.currentItem[0])
this._storedCSS = { width: this.currentItem[0].style.width, height: this.currentItem[0].style.height, position: this.currentItem.css("position"), top: this.currentItem.css("top"), left: this.currentItem.css("left") };
if(helper[0].style.width == '' || o.forceHelperSize) helper.width(this.currentItem.width());
if(helper[0].style.height == '' || o.forceHelperSize) helper.height(this.currentItem.height());
return helper;
},
_adjustOffsetFromHelper: function(obj) {
if (typeof obj == 'string') {
obj = obj.split(' ');
}
if ($.isArray(obj)) {
obj = {left: +obj[0], top: +obj[1] || 0};
}
if ('left' in obj) {
this.offset.click.left = obj.left + this.margins.left;
}
if ('right' in obj) {
this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
}
if ('top' in obj) {
this.offset.click.top = obj.top + this.margins.top;
}
if ('bottom' in obj) {
this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
}
},
_getParentOffset: function() {
//Get the offsetParent and cache its position
this.offsetParent = this.helper.offsetParent();
var po = this.offsetParent.offset();
// This is a special case where we need to modify a offset calculated on start, since the following happened:
// 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
// 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
// the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.contains(this.scrollParent[0], this.offsetParent[0])) {
po.left += this.scrollParent.scrollLeft();
po.top += this.scrollParent.scrollTop();
}
if((this.offsetParent[0] == document.body) //This needs to be actually done for all browsers, since pageX/pageY includes this information
|| (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.ui.ie)) //Ugly IE fix
po = { top: 0, left: 0 };
return {
top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
};
},
_getRelativeOffset: function() {
if(this.cssPosition == "relative") {
var p = this.currentItem.position();
return {
top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(),
left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft()
};
} else {
return { top: 0, left: 0 };
}
},
_cacheMargins: function() {
this.margins = {
left: (parseInt(this.currentItem.css("marginLeft"),10) || 0),
top: (parseInt(this.currentItem.css("marginTop"),10) || 0)
};
},
_cacheHelperProportions: function() {
this.helperProportions = {
width: this.helper.outerWidth(),
height: this.helper.outerHeight()
};
},
_setContainment: function() {
var o = this.options;
if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
if(o.containment == 'document' || o.containment == 'window') this.containment = [
0 - this.offset.relative.left - this.offset.parent.left,
0 - this.offset.relative.top - this.offset.parent.top,
$(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left,
($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
];
if(!(/^(document|window|parent)$/).test(o.containment)) {
var ce = $(o.containment)[0];
var co = $(o.containment).offset();
var over = ($(ce).css("overflow") != 'hidden');
this.containment = [
co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) + (parseInt($(ce).css("paddingLeft"),10) || 0) - this.margins.left,
co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) + (parseInt($(ce).css("paddingTop"),10) || 0) - this.margins.top,
co.left+(over ? Math.max(ce.scrollWidth,ce.offsetWidth) : ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - (parseInt($(ce).css("paddingRight"),10) || 0) - this.helperProportions.width - this.margins.left,
co.top+(over ? Math.max(ce.scrollHeight,ce.offsetHeight) : ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - (parseInt($(ce).css("paddingBottom"),10) || 0) - this.helperProportions.height - this.margins.top
];
}
},
_convertPositionTo: function(d, pos) {
if(!pos) pos = this.position;
var mod = d == "absolute" ? 1 : -1;
var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);
return {
top: (
pos.top // The absolute mouse position
+ this.offset.relative.top * mod // Only for relative positioned nodes: Relative offset from element to offset parent
+ this.offset.parent.top * mod // The offsetParent's offset without borders (offset + border)
- ( ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod)
),
left: (
pos.left // The absolute mouse position
+ this.offset.relative.left * mod // Only for relative positioned nodes: Relative offset from element to offset parent
+ this.offset.parent.left * mod // The offsetParent's offset without borders (offset + border)
- ( ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod)
)
};
},
_generatePosition: function(event) {
var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);
// This is another very weird special case that only happens for relative elements:
// 1. If the css position is relative
// 2. and the scroll parent is the document or similar to the offset parent
// we have to refresh the relative offset during the scroll so there are no jumps
if(this.cssPosition == 'relative' && !(this.scrollParent[0] != document && this.scrollParent[0] != this.offsetParent[0])) {
this.offset.relative = this._getRelativeOffset();
}
var pageX = event.pageX;
var pageY = event.pageY;
/*
* - Position constraining -
* Constrain the position to a mix of grid, containment.
*/
if(this.originalPosition) { //If we are not dragging yet, we won't check for options
if(this.containment) {
if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left;
if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top;
if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left;
if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top;
}
if(o.grid) {
var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1];
pageY = this.containment ? (!(top - this.offset.click.top < this.containment[1] || top - this.offset.click.top > this.containment[3]) ? top : (!(top - this.offset.click.top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;
var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0];
pageX = this.containment ? (!(left - this.offset.click.left < this.containment[0] || left - this.offset.click.left > this.containment[2]) ? left : (!(left - this.offset.click.left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
}
}
return {
top: (
pageY // The absolute mouse position
- this.offset.click.top // Click offset (relative to the element)
- this.offset.relative.top // Only for relative positioned nodes: Relative offset from element to offset parent
- this.offset.parent.top // The offsetParent's offset without borders (offset + border)
+ ( ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ))
),
left: (
pageX // The absolute mouse position
- this.offset.click.left // Click offset (relative to the element)
- this.offset.relative.left // Only for relative positioned nodes: Relative offset from element to offset parent
- this.offset.parent.left // The offsetParent's offset without borders (offset + border)
+ ( ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ))
)
};
},
_rearrange: function(event, i, a, hardRefresh) {
a ? a[0].appendChild(this.placeholder[0]) : i.item[0].parentNode.insertBefore(this.placeholder[0], (this.direction == 'down' ? i.item[0] : i.item[0].nextSibling));
//Various things done here to improve the performance:
// 1. we create a setTimeout, that calls refreshPositions
// 2. on the instance, we have a counter variable, that get's higher after every append
// 3. on the local scope, we copy the counter variable, and check in the timeout, if it's still the same
// 4. this lets only the last addition to the timeout stack through
this.counter = this.counter ? ++this.counter : 1;
var counter = this.counter;
this._delay(function() {
if(counter == this.counter) this.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove
});
},
_clear: function(event, noPropagation) {
this.reverting = false;
// We delay all events that have to be triggered to after the point where the placeholder has been removed and
// everything else normalized again
var delayedTriggers = [];
// We first have to update the dom position of the actual currentItem
// Note: don't do it if the current item is already removed (by a user), or it gets reappended (see #4088)
if(!this._noFinalSort && this.currentItem.parent().length) this.placeholder.before(this.currentItem);
this._noFinalSort = null;
if(this.helper[0] == this.currentItem[0]) {
for(var i in this._storedCSS) {
if(this._storedCSS[i] == 'auto' || this._storedCSS[i] == 'static') this._storedCSS[i] = '';
}
this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
} else {
this.currentItem.show();
}
if(this.fromOutside && !noPropagation) delayedTriggers.push(function(event) { this._trigger("receive", event, this._uiHash(this.fromOutside)); });
if((this.fromOutside || this.domPosition.prev != this.currentItem.prev().not(".ui-sortable-helper")[0] || this.domPosition.parent != this.currentItem.parent()[0]) && !noPropagation) delayedTriggers.push(function(event) { this._trigger("update", event, this._uiHash()); }); //Trigger update callback if the DOM position has changed
// Check if the items Container has Changed and trigger appropriate
// events.
if (this !== this.currentContainer) {
if(!noPropagation) {
delayedTriggers.push(function(event) { this._trigger("remove", event, this._uiHash()); });
delayedTriggers.push((function(c) { return function(event) { c._trigger("receive", event, this._uiHash(this)); }; }).call(this, this.currentContainer));
delayedTriggers.push((function(c) { return function(event) { c._trigger("update", event, this._uiHash(this)); }; }).call(this, this.currentContainer));
}
}
//Post events to containers
for (var i = this.containers.length - 1; i >= 0; i--){
if(!noPropagation) delayedTriggers.push((function(c) { return function(event) { c._trigger("deactivate", event, this._uiHash(this)); }; }).call(this, this.containers[i]));
if(this.containers[i].containerCache.over) {
delayedTriggers.push((function(c) { return function(event) { c._trigger("out", event, this._uiHash(this)); }; }).call(this, this.containers[i]));
this.containers[i].containerCache.over = 0;
}
}
//Do what was originally in plugins
if(this._storedCursor) $('body').css("cursor", this._storedCursor); //Reset cursor
if(this._storedOpacity) this.helper.css("opacity", this._storedOpacity); //Reset opacity
if(this._storedZIndex) this.helper.css("zIndex", this._storedZIndex == 'auto' ? '' : this._storedZIndex); //Reset z-index
this.dragging = false;
if(this.cancelHelperRemoval) {
if(!noPropagation) {
this._trigger("beforeStop", event, this._uiHash());
for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events
this._trigger("stop", event, this._uiHash());
}
this.fromOutside = false;
return false;
}
if(!noPropagation) this._trigger("beforeStop", event, this._uiHash());
//$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
if(this.helper[0] != this.currentItem[0]) this.helper.remove(); this.helper = null;
if(!noPropagation) {
for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events
this._trigger("stop", event, this._uiHash());
}
this.fromOutside = false;
return true;
},
_trigger: function() {
if ($.Widget.prototype._trigger.apply(this, arguments) === false) {
this.cancel();
}
},
_uiHash: function(_inst) {
var inst = _inst || this;
return {
helper: inst.helper,
placeholder: inst.placeholder || $([]),
position: inst.position,
originalPosition: inst.originalPosition,
offset: inst.positionAbs,
item: inst.currentItem,
sender: _inst ? _inst.element : null
};
}
});
})(jQuery);
(function( $, undefined ) {
// number of pages in a slider
// (how many times can you page up/down to go through the whole range)
var numPages = 5;
$.widget( "ui.slider", $.ui.mouse, {
version: "1.9.2",
widgetEventPrefix: "slide",
options: {
animate: false,
distance: 0,
max: 100,
min: 0,
orientation: "horizontal",
range: false,
step: 1,
value: 0,
values: null
},
_create: function() {
var i, handleCount,
o = this.options,
existingHandles = this.element.find( ".ui-slider-handle" ).addClass( "ui-state-default ui-corner-all" ),
handle = "
",
handles = [];
this._keySliding = false;
this._mouseSliding = false;
this._animateOff = true;
this._handleIndex = null;
this._detectOrientation();
this._mouseInit();
this.element
.addClass( "ui-slider" +
" ui-slider-" + this.orientation +
" ui-widget" +
" ui-widget-content" +
" ui-corner-all" +
( o.disabled ? " ui-slider-disabled ui-disabled" : "" ) );
this.range = $([]);
if ( o.range ) {
if ( o.range === true ) {
if ( !o.values ) {
o.values = [ this._valueMin(), this._valueMin() ];
}
if ( o.values.length && o.values.length !== 2 ) {
o.values = [ o.values[0], o.values[0] ];
}
}
this.range = $( "
" )
.appendTo( this.element )
.addClass( "ui-slider-range" +
// note: this isn't the most fittingly semantic framework class for this element,
// but worked best visually with a variety of themes
" ui-widget-header" +
( ( o.range === "min" || o.range === "max" ) ? " ui-slider-range-" + o.range : "" ) );
}
handleCount = ( o.values && o.values.length ) || 1;
for ( i = existingHandles.length; i < handleCount; i++ ) {
handles.push( handle );
}
this.handles = existingHandles.add( $( handles.join( "" ) ).appendTo( this.element ) );
this.handle = this.handles.eq( 0 );
this.handles.add( this.range ).filter( "a" )
.click(function( event ) {
event.preventDefault();
})
.mouseenter(function() {
if ( !o.disabled ) {
$( this ).addClass( "ui-state-hover" );
}
})
.mouseleave(function() {
$( this ).removeClass( "ui-state-hover" );
})
.focus(function() {
if ( !o.disabled ) {
$( ".ui-slider .ui-state-focus" ).removeClass( "ui-state-focus" );
$( this ).addClass( "ui-state-focus" );
} else {
$( this ).blur();
}
})
.blur(function() {
$( this ).removeClass( "ui-state-focus" );
});
this.handles.each(function( i ) {
$( this ).data( "ui-slider-handle-index", i );
});
this._on( this.handles, {
keydown: function( event ) {
var allowed, curVal, newVal, step,
index = $( event.target ).data( "ui-slider-handle-index" );
switch ( event.keyCode ) {
case $.ui.keyCode.HOME:
case $.ui.keyCode.END:
case $.ui.keyCode.PAGE_UP:
case $.ui.keyCode.PAGE_DOWN:
case $.ui.keyCode.UP:
case $.ui.keyCode.RIGHT:
case $.ui.keyCode.DOWN:
case $.ui.keyCode.LEFT:
event.preventDefault();
if ( !this._keySliding ) {
this._keySliding = true;
$( event.target ).addClass( "ui-state-active" );
allowed = this._start( event, index );
if ( allowed === false ) {
return;
}
}
break;
}
step = this.options.step;
if ( this.options.values && this.options.values.length ) {
curVal = newVal = this.values( index );
} else {
curVal = newVal = this.value();
}
switch ( event.keyCode ) {
case $.ui.keyCode.HOME:
newVal = this._valueMin();
break;
case $.ui.keyCode.END:
newVal = this._valueMax();
break;
case $.ui.keyCode.PAGE_UP:
newVal = this._trimAlignValue( curVal + ( (this._valueMax() - this._valueMin()) / numPages ) );
break;
case $.ui.keyCode.PAGE_DOWN:
newVal = this._trimAlignValue( curVal - ( (this._valueMax() - this._valueMin()) / numPages ) );
break;
case $.ui.keyCode.UP:
case $.ui.keyCode.RIGHT:
if ( curVal === this._valueMax() ) {
return;
}
newVal = this._trimAlignValue( curVal + step );
break;
case $.ui.keyCode.DOWN:
case $.ui.keyCode.LEFT:
if ( curVal === this._valueMin() ) {
return;
}
newVal = this._trimAlignValue( curVal - step );
break;
}
this._slide( event, index, newVal );
},
keyup: function( event ) {
var index = $( event.target ).data( "ui-slider-handle-index" );
if ( this._keySliding ) {
this._keySliding = false;
this._stop( event, index );
this._change( event, index );
$( event.target ).removeClass( "ui-state-active" );
}
}
});
this._refreshValue();
this._animateOff = false;
},
_destroy: function() {
this.handles.remove();
this.range.remove();
this.element
.removeClass( "ui-slider" +
" ui-slider-horizontal" +
" ui-slider-vertical" +
" ui-slider-disabled" +
" ui-widget" +
" ui-widget-content" +
" ui-corner-all" );
this._mouseDestroy();
},
_mouseCapture: function( event ) {
var position, normValue, distance, closestHandle, index, allowed, offset, mouseOverHandle,
that = this,
o = this.options;
if ( o.disabled ) {
return false;
}
this.elementSize = {
width: this.element.outerWidth(),
height: this.element.outerHeight()
};
this.elementOffset = this.element.offset();
position = { x: event.pageX, y: event.pageY };
normValue = this._normValueFromMouse( position );
distance = this._valueMax() - this._valueMin() + 1;
this.handles.each(function( i ) {
var thisDistance = Math.abs( normValue - that.values(i) );
if ( distance > thisDistance ) {
distance = thisDistance;
closestHandle = $( this );
index = i;
}
});
// workaround for bug #3736 (if both handles of a range are at 0,
// the first is always used as the one with least distance,
// and moving it is obviously prevented by preventing negative ranges)
if( o.range === true && this.values(1) === o.min ) {
index += 1;
closestHandle = $( this.handles[index] );
}
allowed = this._start( event, index );
if ( allowed === false ) {
return false;
}
this._mouseSliding = true;
this._handleIndex = index;
closestHandle
.addClass( "ui-state-active" )
.focus();
offset = closestHandle.offset();
mouseOverHandle = !$( event.target ).parents().andSelf().is( ".ui-slider-handle" );
this._clickOffset = mouseOverHandle ? { left: 0, top: 0 } : {
left: event.pageX - offset.left - ( closestHandle.width() / 2 ),
top: event.pageY - offset.top -
( closestHandle.height() / 2 ) -
( parseInt( closestHandle.css("borderTopWidth"), 10 ) || 0 ) -
( parseInt( closestHandle.css("borderBottomWidth"), 10 ) || 0) +
( parseInt( closestHandle.css("marginTop"), 10 ) || 0)
};
if ( !this.handles.hasClass( "ui-state-hover" ) ) {
this._slide( event, index, normValue );
}
this._animateOff = true;
return true;
},
_mouseStart: function() {
return true;
},
_mouseDrag: function( event ) {
var position = { x: event.pageX, y: event.pageY },
normValue = this._normValueFromMouse( position );
this._slide( event, this._handleIndex, normValue );
return false;
},
_mouseStop: function( event ) {
this.handles.removeClass( "ui-state-active" );
this._mouseSliding = false;
this._stop( event, this._handleIndex );
this._change( event, this._handleIndex );
this._handleIndex = null;
this._clickOffset = null;
this._animateOff = false;
return false;
},
_detectOrientation: function() {
this.orientation = ( this.options.orientation === "vertical" ) ? "vertical" : "horizontal";
},
_normValueFromMouse: function( position ) {
var pixelTotal,
pixelMouse,
percentMouse,
valueTotal,
valueMouse;
if ( this.orientation === "horizontal" ) {
pixelTotal = this.elementSize.width;
pixelMouse = position.x - this.elementOffset.left - ( this._clickOffset ? this._clickOffset.left : 0 );
} else {
pixelTotal = this.elementSize.height;
pixelMouse = position.y - this.elementOffset.top - ( this._clickOffset ? this._clickOffset.top : 0 );
}
percentMouse = ( pixelMouse / pixelTotal );
if ( percentMouse > 1 ) {
percentMouse = 1;
}
if ( percentMouse < 0 ) {
percentMouse = 0;
}
if ( this.orientation === "vertical" ) {
percentMouse = 1 - percentMouse;
}
valueTotal = this._valueMax() - this._valueMin();
valueMouse = this._valueMin() + percentMouse * valueTotal;
return this._trimAlignValue( valueMouse );
},
_start: function( event, index ) {
var uiHash = {
handle: this.handles[ index ],
value: this.value()
};
if ( this.options.values && this.options.values.length ) {
uiHash.value = this.values( index );
uiHash.values = this.values();
}
return this._trigger( "start", event, uiHash );
},
_slide: function( event, index, newVal ) {
var otherVal,
newValues,
allowed;
if ( this.options.values && this.options.values.length ) {
otherVal = this.values( index ? 0 : 1 );
if ( ( this.options.values.length === 2 && this.options.range === true ) &&
( ( index === 0 && newVal > otherVal) || ( index === 1 && newVal < otherVal ) )
) {
newVal = otherVal;
}
if ( newVal !== this.values( index ) ) {
newValues = this.values();
newValues[ index ] = newVal;
// A slide can be canceled by returning false from the slide callback
allowed = this._trigger( "slide", event, {
handle: this.handles[ index ],
value: newVal,
values: newValues
} );
otherVal = this.values( index ? 0 : 1 );
if ( allowed !== false ) {
this.values( index, newVal, true );
}
}
} else {
if ( newVal !== this.value() ) {
// A slide can be canceled by returning false from the slide callback
allowed = this._trigger( "slide", event, {
handle: this.handles[ index ],
value: newVal
} );
if ( allowed !== false ) {
this.value( newVal );
}
}
}
},
_stop: function( event, index ) {
var uiHash = {
handle: this.handles[ index ],
value: this.value()
};
if ( this.options.values && this.options.values.length ) {
uiHash.value = this.values( index );
uiHash.values = this.values();
}
this._trigger( "stop", event, uiHash );
},
_change: function( event, index ) {
if ( !this._keySliding && !this._mouseSliding ) {
var uiHash = {
handle: this.handles[ index ],
value: this.value()
};
if ( this.options.values && this.options.values.length ) {
uiHash.value = this.values( index );
uiHash.values = this.values();
}
this._trigger( "change", event, uiHash );
}
},
value: function( newValue ) {
if ( arguments.length ) {
this.options.value = this._trimAlignValue( newValue );
this._refreshValue();
this._change( null, 0 );
return;
}
return this._value();
},
values: function( index, newValue ) {
var vals,
newValues,
i;
if ( arguments.length > 1 ) {
this.options.values[ index ] = this._trimAlignValue( newValue );
this._refreshValue();
this._change( null, index );
return;
}
if ( arguments.length ) {
if ( $.isArray( arguments[ 0 ] ) ) {
vals = this.options.values;
newValues = arguments[ 0 ];
for ( i = 0; i < vals.length; i += 1 ) {
vals[ i ] = this._trimAlignValue( newValues[ i ] );
this._change( null, i );
}
this._refreshValue();
} else {
if ( this.options.values && this.options.values.length ) {
return this._values( index );
} else {
return this.value();
}
}
} else {
return this._values();
}
},
_setOption: function( key, value ) {
var i,
valsLength = 0;
if ( $.isArray( this.options.values ) ) {
valsLength = this.options.values.length;
}
$.Widget.prototype._setOption.apply( this, arguments );
switch ( key ) {
case "disabled":
if ( value ) {
this.handles.filter( ".ui-state-focus" ).blur();
this.handles.removeClass( "ui-state-hover" );
this.handles.prop( "disabled", true );
this.element.addClass( "ui-disabled" );
} else {
this.handles.prop( "disabled", false );
this.element.removeClass( "ui-disabled" );
}
break;
case "orientation":
this._detectOrientation();
this.element
.removeClass( "ui-slider-horizontal ui-slider-vertical" )
.addClass( "ui-slider-" + this.orientation );
this._refreshValue();
break;
case "value":
this._animateOff = true;
this._refreshValue();
this._change( null, 0 );
this._animateOff = false;
break;
case "values":
this._animateOff = true;
this._refreshValue();
for ( i = 0; i < valsLength; i += 1 ) {
this._change( null, i );
}
this._animateOff = false;
break;
case "min":
case "max":
this._animateOff = true;
this._refreshValue();
this._animateOff = false;
break;
}
},
//internal value getter
// _value() returns value trimmed by min and max, aligned by step
_value: function() {
var val = this.options.value;
val = this._trimAlignValue( val );
return val;
},
//internal values getter
// _values() returns array of values trimmed by min and max, aligned by step
// _values( index ) returns single value trimmed by min and max, aligned by step
_values: function( index ) {
var val,
vals,
i;
if ( arguments.length ) {
val = this.options.values[ index ];
val = this._trimAlignValue( val );
return val;
} else {
// .slice() creates a copy of the array
// this copy gets trimmed by min and max and then returned
vals = this.options.values.slice();
for ( i = 0; i < vals.length; i+= 1) {
vals[ i ] = this._trimAlignValue( vals[ i ] );
}
return vals;
}
},
// returns the step-aligned value that val is closest to, between (inclusive) min and max
_trimAlignValue: function( val ) {
if ( val <= this._valueMin() ) {
return this._valueMin();
}
if ( val >= this._valueMax() ) {
return this._valueMax();
}
var step = ( this.options.step > 0 ) ? this.options.step : 1,
valModStep = (val - this._valueMin()) % step,
alignValue = val - valModStep;
if ( Math.abs(valModStep) * 2 >= step ) {
alignValue += ( valModStep > 0 ) ? step : ( -step );
}
// Since JavaScript has problems with large floats, round
// the final value to 5 digits after the decimal point (see #4124)
return parseFloat( alignValue.toFixed(5) );
},
_valueMin: function() {
return this.options.min;
},
_valueMax: function() {
return this.options.max;
},
_refreshValue: function() {
var lastValPercent, valPercent, value, valueMin, valueMax,
oRange = this.options.range,
o = this.options,
that = this,
animate = ( !this._animateOff ) ? o.animate : false,
_set = {};
if ( this.options.values && this.options.values.length ) {
this.handles.each(function( i ) {
valPercent = ( that.values(i) - that._valueMin() ) / ( that._valueMax() - that._valueMin() ) * 100;
_set[ that.orientation === "horizontal" ? "left" : "bottom" ] = valPercent + "%";
$( this ).stop( 1, 1 )[ animate ? "animate" : "css" ]( _set, o.animate );
if ( that.options.range === true ) {
if ( that.orientation === "horizontal" ) {
if ( i === 0 ) {
that.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { left: valPercent + "%" }, o.animate );
}
if ( i === 1 ) {
that.range[ animate ? "animate" : "css" ]( { width: ( valPercent - lastValPercent ) + "%" }, { queue: false, duration: o.animate } );
}
} else {
if ( i === 0 ) {
that.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { bottom: ( valPercent ) + "%" }, o.animate );
}
if ( i === 1 ) {
that.range[ animate ? "animate" : "css" ]( { height: ( valPercent - lastValPercent ) + "%" }, { queue: false, duration: o.animate } );
}
}
}
lastValPercent = valPercent;
});
} else {
value = this.value();
valueMin = this._valueMin();
valueMax = this._valueMax();
valPercent = ( valueMax !== valueMin ) ?
( value - valueMin ) / ( valueMax - valueMin ) * 100 :
0;
_set[ this.orientation === "horizontal" ? "left" : "bottom" ] = valPercent + "%";
this.handle.stop( 1, 1 )[ animate ? "animate" : "css" ]( _set, o.animate );
if ( oRange === "min" && this.orientation === "horizontal" ) {
this.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { width: valPercent + "%" }, o.animate );
}
if ( oRange === "max" && this.orientation === "horizontal" ) {
this.range[ animate ? "animate" : "css" ]( { width: ( 100 - valPercent ) + "%" }, { queue: false, duration: o.animate } );
}
if ( oRange === "min" && this.orientation === "vertical" ) {
this.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { height: valPercent + "%" }, o.animate );
}
if ( oRange === "max" && this.orientation === "vertical" ) {
this.range[ animate ? "animate" : "css" ]( { height: ( 100 - valPercent ) + "%" }, { queue: false, duration: o.animate } );
}
}
}
});
}(jQuery));