" )
+ .css( "position", "absolute" )
+ .appendTo( iframe.parent() )
+ .outerWidth( iframe.outerWidth() )
+ .outerHeight( iframe.outerHeight() )
+ .offset( iframe.offset() )[ 0 ];
+ } );
+ },
+
+ _unblockFrames: function() {
+ if ( this.iframeBlocks ) {
+ this.iframeBlocks.remove();
+ delete this.iframeBlocks;
+ }
+ },
+
+ _blurActiveElement: function( event ) {
+ var activeElement = $.ui.safeActiveElement( this.document[ 0 ] ),
+ target = $( event.target );
+
+ // Don't blur if the event occurred on an element that is within
+ // the currently focused element
+ // See #10527, #12472
+ if ( target.closest( activeElement ).length ) {
+ return;
+ }
+
+ // Blur any element that currently has focus, see #4261
+ $.ui.safeBlur( activeElement );
+ },
+
+ _mouseStart: function( event ) {
+
+ var o = this.options;
+
+ //Create and append the visible helper
+ this.helper = this._createHelper( event );
+
+ this._addClass( this.helper, "ui-draggable-dragging" );
+
+ //Cache the helper size
+ this._cacheHelperProportions();
+
+ //If ddmanager is used for droppables, set the global draggable
+ if ( $.ui.ddmanager ) {
+ $.ui.ddmanager.current = this;
+ }
+
+ /*
+ * - Position generation -
+ * This block generates everything position related - it's the core of draggables.
+ */
+
+ //Cache the margins of the original element
+ this._cacheMargins();
+
+ //Store the helper's css position
+ this.cssPosition = this.helper.css( "position" );
+ this.scrollParent = this.helper.scrollParent( true );
+ this.offsetParent = this.helper.offsetParent();
+ this.hasFixedAncestor = this.helper.parents().filter( function() {
+ return $( this ).css( "position" ) === "fixed";
+ } ).length > 0;
+
+ //The element's absolute position on the page minus margins
+ this.positionAbs = this.element.offset();
+ this._refreshOffsets( event );
+
+ //Generate the original position
+ this.originalPosition = this.position = this._generatePosition( event, false );
+ 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 ) );
+
+ //Set a containment if given in the options
+ this._setContainment();
+
+ //Trigger event + callbacks
+ if ( this._trigger( "start", event ) === false ) {
+ this._clear();
+ return false;
+ }
+
+ //Recache the helper size
+ this._cacheHelperProportions();
+
+ //Prepare the droppable offsets
+ if ( $.ui.ddmanager && !o.dropBehaviour ) {
+ $.ui.ddmanager.prepareOffsets( this, event );
+ }
+
+ // Execute the drag once - this causes the helper not to be visible before getting its
+ // correct position
+ this._mouseDrag( event, true );
+
+ // If the ddmanager is used for droppables, inform the manager that dragging has started
+ // (see #5003)
+ if ( $.ui.ddmanager ) {
+ $.ui.ddmanager.dragStart( this, event );
+ }
+
+ return true;
+ },
+
+ _refreshOffsets: function( event ) {
+ this.offset = {
+ top: this.positionAbs.top - this.margins.top,
+ left: this.positionAbs.left - this.margins.left,
+ scroll: false,
+ parent: this._getParentOffset(),
+ relative: this._getRelativeOffset()
+ };
+
+ this.offset.click = {
+ left: event.pageX - this.offset.left,
+ top: event.pageY - this.offset.top
+ };
+ },
+
+ _mouseDrag: function( event, noPropagation ) {
+
+ // reset any necessary cached properties (see #5009)
+ if ( this.hasFixedAncestor ) {
+ this.offset.parent = this._getParentOffset();
+ }
+
+ //Compute the helpers position
+ this.position = this._generatePosition( event, true );
+ this.positionAbs = this._convertPositionTo( "absolute" );
+
+ //Call plugins and callbacks and use the resulting position if something is returned
+ if ( !noPropagation ) {
+ var ui = this._uiHash();
+ if ( this._trigger( "drag", event, ui ) === false ) {
+ this._mouseUp( new $.Event( "mouseup", event ) );
+ return false;
+ }
+ this.position = ui.position;
+ }
+
+ this.helper[ 0 ].style.left = this.position.left + "px";
+ this.helper[ 0 ].style.top = this.position.top + "px";
+
+ if ( $.ui.ddmanager ) {
+ $.ui.ddmanager.drag( this, event );
+ }
+
+ return false;
+ },
+
+ _mouseStop: function( event ) {
+
+ //If we are using droppables, inform the manager about the drop
+ var that = this,
+ dropped = false;
+ if ( $.ui.ddmanager && !this.options.dropBehaviour ) {
+ dropped = $.ui.ddmanager.drop( this, event );
+ }
+
+ //if a drop comes from outside (a sortable)
+ if ( this.dropped ) {
+ dropped = this.dropped;
+ this.dropped = false;
+ }
+
+ if ( ( this.options.revert === "invalid" && !dropped ) ||
+ ( this.options.revert === "valid" && dropped ) ||
+ this.options.revert === true || ( $.isFunction( this.options.revert ) &&
+ this.options.revert.call( this.element, dropped ) )
+ ) {
+ $( this.helper ).animate(
+ this.originalPosition,
+ parseInt( this.options.revertDuration, 10 ),
+ function() {
+ if ( that._trigger( "stop", event ) !== false ) {
+ that._clear();
+ }
+ }
+ );
+ } else {
+ if ( this._trigger( "stop", event ) !== false ) {
+ this._clear();
+ }
+ }
+
+ return false;
+ },
+
+ _mouseUp: function( event ) {
+ this._unblockFrames();
+
+ // If the ddmanager is used for droppables, inform the manager that dragging has stopped
+ // (see #5003)
+ if ( $.ui.ddmanager ) {
+ $.ui.ddmanager.dragStop( this, event );
+ }
+
+ // Only need to focus if the event occurred on the draggable itself, see #10527
+ if ( this.handleElement.is( event.target ) ) {
+
+ // The interaction is over; whether or not the click resulted in a drag,
+ // focus the element
+ this.element.trigger( "focus" );
+ }
+
+ return $.ui.mouse.prototype._mouseUp.call( this, event );
+ },
+
+ cancel: function() {
+
+ if ( this.helper.is( ".ui-draggable-dragging" ) ) {
+ this._mouseUp( new $.Event( "mouseup", { target: this.element[ 0 ] } ) );
+ } else {
+ this._clear();
+ }
+
+ return this;
+
+ },
+
+ _getHandle: function( event ) {
+ return this.options.handle ?
+ !!$( event.target ).closest( this.element.find( this.options.handle ) ).length :
+ true;
+ },
+
+ _setHandleClassName: function() {
+ this.handleElement = this.options.handle ?
+ this.element.find( this.options.handle ) : this.element;
+ this._addClass( this.handleElement, "ui-draggable-handle" );
+ },
+
+ _removeHandleClassName: function() {
+ this._removeClass( this.handleElement, "ui-draggable-handle" );
+ },
+
+ _createHelper: function( event ) {
+
+ var o = this.options,
+ helperIsFunction = $.isFunction( o.helper ),
+ helper = helperIsFunction ?
+ $( o.helper.apply( this.element[ 0 ], [ event ] ) ) :
+ ( o.helper === "clone" ?
+ this.element.clone().removeAttr( "id" ) :
+ this.element );
+
+ if ( !helper.parents( "body" ).length ) {
+ helper.appendTo( ( o.appendTo === "parent" ?
+ this.element[ 0 ].parentNode :
+ o.appendTo ) );
+ }
+
+ // Http://bugs.jqueryui.com/ticket/9446
+ // a helper function can return the original element
+ // which wouldn't have been set to relative in _create
+ if ( helperIsFunction && helper[ 0 ] === this.element[ 0 ] ) {
+ this._setPositionRelative();
+ }
+
+ if ( helper[ 0 ] !== this.element[ 0 ] &&
+ !( /(fixed|absolute)/ ).test( helper.css( "position" ) ) ) {
+ helper.css( "position", "absolute" );
+ }
+
+ return helper;
+
+ },
+
+ _setPositionRelative: function() {
+ if ( !( /^(?:r|a|f)/ ).test( this.element.css( "position" ) ) ) {
+ this.element[ 0 ].style.position = "relative";
+ }
+ },
+
+ _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;
+ }
+ },
+
+ _isRootNode: function( element ) {
+ return ( /(html|body)/i ).test( element.tagName ) || element === this.document[ 0 ];
+ },
+
+ _getParentOffset: function() {
+
+ //Get the offsetParent and cache its position
+ var po = this.offsetParent.offset(),
+ document = this.document[ 0 ];
+
+ // 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._isRootNode( this.offsetParent[ 0 ] ) ) {
+ 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" ) {
+ return { top: 0, left: 0 };
+ }
+
+ var p = this.element.position(),
+ scrollIsRootNode = this._isRootNode( this.scrollParent[ 0 ] );
+
+ return {
+ top: p.top - ( parseInt( this.helper.css( "top" ), 10 ) || 0 ) +
+ ( !scrollIsRootNode ? this.scrollParent.scrollTop() : 0 ),
+ left: p.left - ( parseInt( this.helper.css( "left" ), 10 ) || 0 ) +
+ ( !scrollIsRootNode ? this.scrollParent.scrollLeft() : 0 )
+ };
+
+ },
+
+ _cacheMargins: function() {
+ this.margins = {
+ left: ( parseInt( this.element.css( "marginLeft" ), 10 ) || 0 ),
+ top: ( parseInt( this.element.css( "marginTop" ), 10 ) || 0 ),
+ right: ( parseInt( this.element.css( "marginRight" ), 10 ) || 0 ),
+ bottom: ( parseInt( this.element.css( "marginBottom" ), 10 ) || 0 )
+ };
+ },
+
+ _cacheHelperProportions: function() {
+ this.helperProportions = {
+ width: this.helper.outerWidth(),
+ height: this.helper.outerHeight()
+ };
+ },
+
+ _setContainment: function() {
+
+ var isUserScrollable, c, ce,
+ o = this.options,
+ document = this.document[ 0 ];
+
+ this.relativeContainer = null;
+
+ if ( !o.containment ) {
+ this.containment = null;
+ return;
+ }
+
+ if ( o.containment === "window" ) {
+ this.containment = [
+ $( window ).scrollLeft() - this.offset.relative.left - this.offset.parent.left,
+ $( window ).scrollTop() - this.offset.relative.top - this.offset.parent.top,
+ $( window ).scrollLeft() + $( window ).width() -
+ this.helperProportions.width - this.margins.left,
+ $( window ).scrollTop() +
+ ( $( window ).height() || document.body.parentNode.scrollHeight ) -
+ this.helperProportions.height - this.margins.top
+ ];
+ return;
+ }
+
+ if ( o.containment === "document" ) {
+ this.containment = [
+ 0,
+ 0,
+ $( document ).width() - this.helperProportions.width - this.margins.left,
+ ( $( document ).height() || document.body.parentNode.scrollHeight ) -
+ this.helperProportions.height - this.margins.top
+ ];
+ return;
+ }
+
+ if ( o.containment.constructor === Array ) {
+ this.containment = o.containment;
+ return;
+ }
+
+ if ( o.containment === "parent" ) {
+ o.containment = this.helper[ 0 ].parentNode;
+ }
+
+ c = $( o.containment );
+ ce = c[ 0 ];
+
+ if ( !ce ) {
+ return;
+ }
+
+ isUserScrollable = /(scroll|auto)/.test( c.css( "overflow" ) );
+
+ this.containment = [
+ ( parseInt( c.css( "borderLeftWidth" ), 10 ) || 0 ) +
+ ( parseInt( c.css( "paddingLeft" ), 10 ) || 0 ),
+ ( parseInt( c.css( "borderTopWidth" ), 10 ) || 0 ) +
+ ( parseInt( c.css( "paddingTop" ), 10 ) || 0 ),
+ ( isUserScrollable ? Math.max( ce.scrollWidth, ce.offsetWidth ) : ce.offsetWidth ) -
+ ( parseInt( c.css( "borderRightWidth" ), 10 ) || 0 ) -
+ ( parseInt( c.css( "paddingRight" ), 10 ) || 0 ) -
+ this.helperProportions.width -
+ this.margins.left -
+ this.margins.right,
+ ( isUserScrollable ? Math.max( ce.scrollHeight, ce.offsetHeight ) : ce.offsetHeight ) -
+ ( parseInt( c.css( "borderBottomWidth" ), 10 ) || 0 ) -
+ ( parseInt( c.css( "paddingBottom" ), 10 ) || 0 ) -
+ this.helperProportions.height -
+ this.margins.top -
+ this.margins.bottom
+ ];
+ this.relativeContainer = c;
+ },
+
+ _convertPositionTo: function( d, pos ) {
+
+ if ( !pos ) {
+ pos = this.position;
+ }
+
+ var mod = d === "absolute" ? 1 : -1,
+ scrollIsRootNode = this._isRootNode( this.scrollParent[ 0 ] );
+
+ return {
+ top: (
+
+ // The absolute mouse position
+ pos.top +
+
+ // Only for relative positioned nodes: Relative offset from element to offset parent
+ this.offset.relative.top * mod +
+
+ // The offsetParent's offset without borders (offset + border)
+ this.offset.parent.top * mod -
+ ( ( this.cssPosition === "fixed" ?
+ -this.offset.scroll.top :
+ ( scrollIsRootNode ? 0 : this.offset.scroll.top ) ) * mod )
+ ),
+ left: (
+
+ // The absolute mouse position
+ pos.left +
+
+ // Only for relative positioned nodes: Relative offset from element to offset parent
+ this.offset.relative.left * mod +
+
+ // The offsetParent's offset without borders (offset + border)
+ this.offset.parent.left * mod -
+ ( ( this.cssPosition === "fixed" ?
+ -this.offset.scroll.left :
+ ( scrollIsRootNode ? 0 : this.offset.scroll.left ) ) * mod )
+ )
+ };
+
+ },
+
+ _generatePosition: function( event, constrainPosition ) {
+
+ var containment, co, top, left,
+ o = this.options,
+ scrollIsRootNode = this._isRootNode( this.scrollParent[ 0 ] ),
+ pageX = event.pageX,
+ pageY = event.pageY;
+
+ // Cache the scroll
+ if ( !scrollIsRootNode || !this.offset.scroll ) {
+ this.offset.scroll = {
+ top: this.scrollParent.scrollTop(),
+ left: this.scrollParent.scrollLeft()
+ };
+ }
+
+ /*
+ * - Position constraining -
+ * Constrain the position to a mix of grid, containment.
+ */
+
+ // If we are not dragging yet, we won't check for options
+ if ( constrainPosition ) {
+ if ( this.containment ) {
+ if ( this.relativeContainer ) {
+ co = this.relativeContainer.offset();
+ containment = [
+ this.containment[ 0 ] + co.left,
+ this.containment[ 1 ] + co.top,
+ this.containment[ 2 ] + co.left,
+ this.containment[ 3 ] + co.top
+ ];
+ } else {
+ containment = this.containment;
+ }
+
+ if ( event.pageX - this.offset.click.left < containment[ 0 ] ) {
+ pageX = containment[ 0 ] + this.offset.click.left;
+ }
+ if ( event.pageY - this.offset.click.top < containment[ 1 ] ) {
+ pageY = containment[ 1 ] + this.offset.click.top;
+ }
+ if ( event.pageX - this.offset.click.left > containment[ 2 ] ) {
+ pageX = containment[ 2 ] + this.offset.click.left;
+ }
+ if ( event.pageY - this.offset.click.top > containment[ 3 ] ) {
+ pageY = containment[ 3 ] + this.offset.click.top;
+ }
+ }
+
+ if ( o.grid ) {
+
+ //Check for grid elements set to 0 to prevent divide by 0 error causing invalid
+ // argument errors in IE (see ticket #6950)
+ top = o.grid[ 1 ] ? this.originalPageY + Math.round( ( pageY -
+ this.originalPageY ) / o.grid[ 1 ] ) * o.grid[ 1 ] : this.originalPageY;
+ pageY = containment ? ( ( top - this.offset.click.top >= containment[ 1 ] ||
+ top - this.offset.click.top > containment[ 3 ] ) ?
+ top :
+ ( ( top - this.offset.click.top >= containment[ 1 ] ) ?
+ top - o.grid[ 1 ] : top + o.grid[ 1 ] ) ) : top;
+
+ left = o.grid[ 0 ] ? this.originalPageX +
+ Math.round( ( pageX - this.originalPageX ) / o.grid[ 0 ] ) * o.grid[ 0 ] :
+ this.originalPageX;
+ pageX = containment ? ( ( left - this.offset.click.left >= containment[ 0 ] ||
+ left - this.offset.click.left > containment[ 2 ] ) ?
+ left :
+ ( ( left - this.offset.click.left >= containment[ 0 ] ) ?
+ left - o.grid[ 0 ] : left + o.grid[ 0 ] ) ) : left;
+ }
+
+ if ( o.axis === "y" ) {
+ pageX = this.originalPageX;
+ }
+
+ if ( o.axis === "x" ) {
+ pageY = this.originalPageY;
+ }
+ }
+
+ return {
+ top: (
+
+ // The absolute mouse position
+ pageY -
+
+ // Click offset (relative to the element)
+ this.offset.click.top -
+
+ // Only for relative positioned nodes: Relative offset from element to offset parent
+ this.offset.relative.top -
+
+ // The offsetParent's offset without borders (offset + border)
+ this.offset.parent.top +
+ ( this.cssPosition === "fixed" ?
+ -this.offset.scroll.top :
+ ( scrollIsRootNode ? 0 : this.offset.scroll.top ) )
+ ),
+ left: (
+
+ // The absolute mouse position
+ pageX -
+
+ // Click offset (relative to the element)
+ this.offset.click.left -
+
+ // Only for relative positioned nodes: Relative offset from element to offset parent
+ this.offset.relative.left -
+
+ // The offsetParent's offset without borders (offset + border)
+ this.offset.parent.left +
+ ( this.cssPosition === "fixed" ?
+ -this.offset.scroll.left :
+ ( scrollIsRootNode ? 0 : this.offset.scroll.left ) )
+ )
+ };
+
+ },
+
+ _clear: function() {
+ this._removeClass( this.helper, "ui-draggable-dragging" );
+ if ( this.helper[ 0 ] !== this.element[ 0 ] && !this.cancelHelperRemoval ) {
+ this.helper.remove();
+ }
+ this.helper = null;
+ this.cancelHelperRemoval = false;
+ if ( this.destroyOnClear ) {
+ this.destroy();
+ }
+ },
+
+ // From now on bulk stuff - mainly helpers
+
+ _trigger: function( type, event, ui ) {
+ ui = ui || this._uiHash();
+ $.ui.plugin.call( this, type, [ event, ui, this ], true );
+
+ // Absolute position and offset (see #6884 ) have to be recalculated after plugins
+ if ( /^(drag|start|stop)/.test( type ) ) {
+ this.positionAbs = this._convertPositionTo( "absolute" );
+ ui.offset = this.positionAbs;
+ }
+ return $.Widget.prototype._trigger.call( this, type, event, ui );
+ },
+
+ plugins: {},
+
+ _uiHash: function() {
+ return {
+ helper: this.helper,
+ position: this.position,
+ originalPosition: this.originalPosition,
+ offset: this.positionAbs
+ };
+ }
+
+} );
+
+$.ui.plugin.add( "draggable", "connectToSortable", {
+ start: function( event, ui, draggable ) {
+ var uiSortable = $.extend( {}, ui, {
+ item: draggable.element
+ } );
+
+ draggable.sortables = [];
+ $( draggable.options.connectToSortable ).each( function() {
+ var sortable = $( this ).sortable( "instance" );
+
+ if ( sortable && !sortable.options.disabled ) {
+ draggable.sortables.push( sortable );
+
+ // RefreshPositions is called at drag start to refresh the containerCache
+ // which is used in drag. This ensures it's initialized and synchronized
+ // with any changes that might have happened on the page since initialization.
+ sortable.refreshPositions();
+ sortable._trigger( "activate", event, uiSortable );
+ }
+ } );
+ },
+ stop: function( event, ui, draggable ) {
+ var uiSortable = $.extend( {}, ui, {
+ item: draggable.element
+ } );
+
+ draggable.cancelHelperRemoval = false;
+
+ $.each( draggable.sortables, function() {
+ var sortable = this;
+
+ if ( sortable.isOver ) {
+ sortable.isOver = 0;
+
+ // Allow this sortable to handle removing the helper
+ draggable.cancelHelperRemoval = true;
+ sortable.cancelHelperRemoval = false;
+
+ // Use _storedCSS To restore properties in the sortable,
+ // as this also handles revert (#9675) since the draggable
+ // may have modified them in unexpected ways (#8809)
+ sortable._storedCSS = {
+ position: sortable.placeholder.css( "position" ),
+ top: sortable.placeholder.css( "top" ),
+ left: sortable.placeholder.css( "left" )
+ };
+
+ sortable._mouseStop( event );
+
+ // Once drag has ended, the sortable should return to using
+ // its original helper, not the shared helper from draggable
+ sortable.options.helper = sortable.options._helper;
+ } else {
+
+ // Prevent this Sortable from removing the helper.
+ // However, don't set the draggable to remove the helper
+ // either as another connected Sortable may yet handle the removal.
+ sortable.cancelHelperRemoval = true;
+
+ sortable._trigger( "deactivate", event, uiSortable );
+ }
+ } );
+ },
+ drag: function( event, ui, draggable ) {
+ $.each( draggable.sortables, function() {
+ var innermostIntersecting = false,
+ sortable = this;
+
+ // Copy over variables that sortable's _intersectsWith uses
+ sortable.positionAbs = draggable.positionAbs;
+ sortable.helperProportions = draggable.helperProportions;
+ sortable.offset.click = draggable.offset.click;
+
+ if ( sortable._intersectsWith( sortable.containerCache ) ) {
+ innermostIntersecting = true;
+
+ $.each( draggable.sortables, function() {
+
+ // Copy over variables that sortable's _intersectsWith uses
+ this.positionAbs = draggable.positionAbs;
+ this.helperProportions = draggable.helperProportions;
+ this.offset.click = draggable.offset.click;
+
+ if ( this !== sortable &&
+ this._intersectsWith( this.containerCache ) &&
+ $.contains( sortable.element[ 0 ], this.element[ 0 ] ) ) {
+ innermostIntersecting = false;
+ }
+
+ return innermostIntersecting;
+ } );
+ }
+
+ if ( innermostIntersecting ) {
+
+ // If it intersects, we use a little isOver variable and set it once,
+ // so that the move-in stuff gets fired only once.
+ if ( !sortable.isOver ) {
+ sortable.isOver = 1;
+
+ // Store draggable's parent in case we need to reappend to it later.
+ draggable._parent = ui.helper.parent();
+
+ sortable.currentItem = ui.helper
+ .appendTo( sortable.element )
+ .data( "ui-sortable-item", true );
+
+ // Store helper option to later restore it
+ sortable.options._helper = sortable.options.helper;
+
+ sortable.options.helper = function() {
+ return ui.helper[ 0 ];
+ };
+
+ // Fire the start events of the sortable with our passed browser event,
+ // and our own helper (so it doesn't create a new one)
+ event.target = sortable.currentItem[ 0 ];
+ sortable._mouseCapture( event, true );
+ sortable._mouseStart( event, true, true );
+
+ // Because the browser event is way off the new appended portlet,
+ // modify necessary variables to reflect the changes
+ sortable.offset.click.top = draggable.offset.click.top;
+ sortable.offset.click.left = draggable.offset.click.left;
+ sortable.offset.parent.left -= draggable.offset.parent.left -
+ sortable.offset.parent.left;
+ sortable.offset.parent.top -= draggable.offset.parent.top -
+ sortable.offset.parent.top;
+
+ draggable._trigger( "toSortable", event );
+
+ // Inform draggable that the helper is in a valid drop zone,
+ // used solely in the revert option to handle "valid/invalid".
+ draggable.dropped = sortable.element;
+
+ // Need to refreshPositions of all sortables in the case that
+ // adding to one sortable changes the location of the other sortables (#9675)
+ $.each( draggable.sortables, function() {
+ this.refreshPositions();
+ } );
+
+ // Hack so receive/update callbacks work (mostly)
+ draggable.currentItem = draggable.element;
+ sortable.fromOutside = draggable;
+ }
+
+ if ( sortable.currentItem ) {
+ sortable._mouseDrag( event );
+
+ // Copy the sortable's position because the draggable's can potentially reflect
+ // a relative position, while sortable is always absolute, which the dragged
+ // element has now become. (#8809)
+ ui.position = sortable.position;
+ }
+ } else {
+
+ // If it doesn't intersect with the sortable, and it intersected before,
+ // we fake the drag stop of the sortable, but make sure it doesn't remove
+ // the helper by using cancelHelperRemoval.
+ if ( sortable.isOver ) {
+
+ sortable.isOver = 0;
+ sortable.cancelHelperRemoval = true;
+
+ // Calling sortable's mouseStop would trigger a revert,
+ // so revert must be temporarily false until after mouseStop is called.
+ sortable.options._revert = sortable.options.revert;
+ sortable.options.revert = false;
+
+ sortable._trigger( "out", event, sortable._uiHash( sortable ) );
+ sortable._mouseStop( event, true );
+
+ // Restore sortable behaviors that were modfied
+ // when the draggable entered the sortable area (#9481)
+ sortable.options.revert = sortable.options._revert;
+ sortable.options.helper = sortable.options._helper;
+
+ if ( sortable.placeholder ) {
+ sortable.placeholder.remove();
+ }
+
+ // Restore and recalculate the draggable's offset considering the sortable
+ // may have modified them in unexpected ways. (#8809, #10669)
+ ui.helper.appendTo( draggable._parent );
+ draggable._refreshOffsets( event );
+ ui.position = draggable._generatePosition( event, true );
+
+ draggable._trigger( "fromSortable", event );
+
+ // Inform draggable that the helper is no longer in a valid drop zone
+ draggable.dropped = false;
+
+ // Need to refreshPositions of all sortables just in case removing
+ // from one sortable changes the location of other sortables (#9675)
+ $.each( draggable.sortables, function() {
+ this.refreshPositions();
+ } );
+ }
+ }
+ } );
+ }
+} );
+
+$.ui.plugin.add( "draggable", "cursor", {
+ start: function( event, ui, instance ) {
+ var t = $( "body" ),
+ o = instance.options;
+
+ if ( t.css( "cursor" ) ) {
+ o._cursor = t.css( "cursor" );
+ }
+ t.css( "cursor", o.cursor );
+ },
+ stop: function( event, ui, instance ) {
+ var o = instance.options;
+ if ( o._cursor ) {
+ $( "body" ).css( "cursor", o._cursor );
+ }
+ }
+} );
+
+$.ui.plugin.add( "draggable", "opacity", {
+ start: function( event, ui, instance ) {
+ var t = $( ui.helper ),
+ o = instance.options;
+ if ( t.css( "opacity" ) ) {
+ o._opacity = t.css( "opacity" );
+ }
+ t.css( "opacity", o.opacity );
+ },
+ stop: function( event, ui, instance ) {
+ var o = instance.options;
+ if ( o._opacity ) {
+ $( ui.helper ).css( "opacity", o._opacity );
+ }
+ }
+} );
+
+$.ui.plugin.add( "draggable", "scroll", {
+ start: function( event, ui, i ) {
+ if ( !i.scrollParentNotHidden ) {
+ i.scrollParentNotHidden = i.helper.scrollParent( false );
+ }
+
+ if ( i.scrollParentNotHidden[ 0 ] !== i.document[ 0 ] &&
+ i.scrollParentNotHidden[ 0 ].tagName !== "HTML" ) {
+ i.overflowOffset = i.scrollParentNotHidden.offset();
+ }
+ },
+ drag: function( event, ui, i ) {
+
+ var o = i.options,
+ scrolled = false,
+ scrollParent = i.scrollParentNotHidden[ 0 ],
+ document = i.document[ 0 ];
+
+ if ( scrollParent !== document && scrollParent.tagName !== "HTML" ) {
+ if ( !o.axis || o.axis !== "x" ) {
+ if ( ( i.overflowOffset.top + scrollParent.offsetHeight ) - event.pageY <
+ o.scrollSensitivity ) {
+ scrollParent.scrollTop = scrolled = scrollParent.scrollTop + o.scrollSpeed;
+ } else if ( event.pageY - i.overflowOffset.top < o.scrollSensitivity ) {
+ scrollParent.scrollTop = scrolled = scrollParent.scrollTop - o.scrollSpeed;
+ }
+ }
+
+ if ( !o.axis || o.axis !== "y" ) {
+ if ( ( i.overflowOffset.left + scrollParent.offsetWidth ) - event.pageX <
+ o.scrollSensitivity ) {
+ scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft + o.scrollSpeed;
+ } else if ( event.pageX - i.overflowOffset.left < o.scrollSensitivity ) {
+ scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft - o.scrollSpeed;
+ }
+ }
+
+ } else {
+
+ if ( !o.axis || o.axis !== "x" ) {
+ 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 ( !o.axis || o.axis !== "y" ) {
+ 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 ) {
+ $.ui.ddmanager.prepareOffsets( i, event );
+ }
+
+ }
+} );
+
+$.ui.plugin.add( "draggable", "snap", {
+ start: function( event, ui, i ) {
+
+ var o = i.options;
+
+ i.snapElements = [];
+
+ $( o.snap.constructor !== String ? ( o.snap.items || ":data(ui-draggable)" ) : o.snap )
+ .each( function() {
+ var $t = $( this ),
+ $o = $t.offset();
+ if ( this !== i.element[ 0 ] ) {
+ i.snapElements.push( {
+ item: this,
+ width: $t.outerWidth(), height: $t.outerHeight(),
+ top: $o.top, left: $o.left
+ } );
+ }
+ } );
+
+ },
+ drag: function( event, ui, inst ) {
+
+ var ts, bs, ls, rs, l, r, t, b, i, first,
+ o = inst.options,
+ d = o.snapTolerance,
+ x1 = ui.offset.left, x2 = x1 + inst.helperProportions.width,
+ y1 = ui.offset.top, y2 = y1 + inst.helperProportions.height;
+
+ for ( i = inst.snapElements.length - 1; i >= 0; i-- ) {
+
+ l = inst.snapElements[ i ].left - inst.margins.left;
+ r = l + inst.snapElements[ i ].width;
+ t = inst.snapElements[ i ].top - inst.margins.top;
+ b = t + inst.snapElements[ i ].height;
+
+ if ( x2 < l - d || x1 > r + d || y2 < t - d || y1 > b + d ||
+ !$.contains( inst.snapElements[ i ].item.ownerDocument,
+ inst.snapElements[ i ].item ) ) {
+ if ( inst.snapElements[ i ].snapping ) {
+ ( inst.options.snap.release &&
+ inst.options.snap.release.call(
+ inst.element,
+ event,
+ $.extend( inst._uiHash(), { snapItem: inst.snapElements[ i ].item } )
+ ) );
+ }
+ inst.snapElements[ i ].snapping = false;
+ continue;
+ }
+
+ if ( o.snapMode !== "inner" ) {
+ ts = Math.abs( t - y2 ) <= d;
+ bs = Math.abs( b - y1 ) <= d;
+ ls = Math.abs( l - x2 ) <= d;
+ rs = Math.abs( r - x1 ) <= d;
+ if ( ts ) {
+ ui.position.top = inst._convertPositionTo( "relative", {
+ top: t - inst.helperProportions.height,
+ left: 0
+ } ).top;
+ }
+ if ( bs ) {
+ ui.position.top = inst._convertPositionTo( "relative", {
+ top: b,
+ left: 0
+ } ).top;
+ }
+ if ( ls ) {
+ ui.position.left = inst._convertPositionTo( "relative", {
+ top: 0,
+ left: l - inst.helperProportions.width
+ } ).left;
+ }
+ if ( rs ) {
+ ui.position.left = inst._convertPositionTo( "relative", {
+ top: 0,
+ left: r
+ } ).left;
+ }
+ }
+
+ first = ( ts || bs || ls || rs );
+
+ if ( o.snapMode !== "outer" ) {
+ ts = Math.abs( t - y1 ) <= d;
+ bs = Math.abs( b - y2 ) <= d;
+ ls = Math.abs( l - x1 ) <= d;
+ rs = Math.abs( r - x2 ) <= d;
+ if ( ts ) {
+ ui.position.top = inst._convertPositionTo( "relative", {
+ top: t,
+ left: 0
+ } ).top;
+ }
+ if ( bs ) {
+ ui.position.top = inst._convertPositionTo( "relative", {
+ top: b - inst.helperProportions.height,
+ left: 0
+ } ).top;
+ }
+ if ( ls ) {
+ ui.position.left = inst._convertPositionTo( "relative", {
+ top: 0,
+ left: l
+ } ).left;
+ }
+ if ( rs ) {
+ ui.position.left = inst._convertPositionTo( "relative", {
+ top: 0,
+ left: r - inst.helperProportions.width
+ } ).left;
+ }
+ }
+
+ if ( !inst.snapElements[ i ].snapping && ( ts || bs || ls || rs || first ) ) {
+ ( inst.options.snap.snap &&
+ inst.options.snap.snap.call(
+ inst.element,
+ event,
+ $.extend( inst._uiHash(), {
+ snapItem: inst.snapElements[ i ].item
+ } ) ) );
+ }
+ inst.snapElements[ i ].snapping = ( ts || bs || ls || rs || first );
+
+ }
+
+ }
+} );
+
+$.ui.plugin.add( "draggable", "stack", {
+ start: function( event, ui, instance ) {
+ var min,
+ o = instance.options,
+ group = $.makeArray( $( o.stack ) ).sort( function( a, b ) {
+ return ( parseInt( $( a ).css( "zIndex" ), 10 ) || 0 ) -
+ ( parseInt( $( b ).css( "zIndex" ), 10 ) || 0 );
+ } );
+
+ if ( !group.length ) { return; }
+
+ min = parseInt( $( group[ 0 ] ).css( "zIndex" ), 10 ) || 0;
+ $( group ).each( function( i ) {
+ $( this ).css( "zIndex", min + i );
+ } );
+ this.css( "zIndex", ( min + group.length ) );
+ }
+} );
+
+$.ui.plugin.add( "draggable", "zIndex", {
+ start: function( event, ui, instance ) {
+ var t = $( ui.helper ),
+ o = instance.options;
+
+ if ( t.css( "zIndex" ) ) {
+ o._zIndex = t.css( "zIndex" );
+ }
+ t.css( "zIndex", o.zIndex );
+ },
+ stop: function( event, ui, instance ) {
+ var o = instance.options;
+
+ if ( o._zIndex ) {
+ $( ui.helper ).css( "zIndex", o._zIndex );
+ }
+ }
+} );
+
+var widgetsDraggable = $.ui.draggable;
+
+
+/*!
+ * jQuery UI Droppable 1.12.1
+ * http://jqueryui.com
+ *
+ * Copyright jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ */
+
+//>>label: Droppable
+//>>group: Interactions
+//>>description: Enables drop targets for draggable elements.
+//>>docs: http://api.jqueryui.com/droppable/
+//>>demos: http://jqueryui.com/droppable/
+
+
+
+$.widget( "ui.droppable", {
+ version: "1.12.1",
+ widgetEventPrefix: "drop",
+ options: {
+ accept: "*",
+ addClasses: true,
+ greedy: false,
+ scope: "default",
+ tolerance: "intersect",
+
+ // Callbacks
+ activate: null,
+ deactivate: null,
+ drop: null,
+ out: null,
+ over: null
+ },
+ _create: function() {
+
+ var proportions,
+ o = this.options,
+ accept = o.accept;
+
+ this.isover = false;
+ this.isout = true;
+
+ this.accept = $.isFunction( accept ) ? accept : function( d ) {
+ return d.is( accept );
+ };
+
+ this.proportions = function( /* valueToWrite */ ) {
+ if ( arguments.length ) {
+
+ // Store the droppable's proportions
+ proportions = arguments[ 0 ];
+ } else {
+
+ // Retrieve or derive the droppable's proportions
+ return proportions ?
+ proportions :
+ proportions = {
+ width: this.element[ 0 ].offsetWidth,
+ height: this.element[ 0 ].offsetHeight
+ };
+ }
+ };
+
+ this._addToManager( o.scope );
+
+ o.addClasses && this._addClass( "ui-droppable" );
+
+ },
+
+ _addToManager: function( scope ) {
+
+ // Add the reference and positions to the manager
+ $.ui.ddmanager.droppables[ scope ] = $.ui.ddmanager.droppables[ scope ] || [];
+ $.ui.ddmanager.droppables[ scope ].push( this );
+ },
+
+ _splice: function( drop ) {
+ var i = 0;
+ for ( ; i < drop.length; i++ ) {
+ if ( drop[ i ] === this ) {
+ drop.splice( i, 1 );
+ }
+ }
+ },
+
+ _destroy: function() {
+ var drop = $.ui.ddmanager.droppables[ this.options.scope ];
+
+ this._splice( drop );
+ },
+
+ _setOption: function( key, value ) {
+
+ if ( key === "accept" ) {
+ this.accept = $.isFunction( value ) ? value : function( d ) {
+ return d.is( value );
+ };
+ } else if ( key === "scope" ) {
+ var drop = $.ui.ddmanager.droppables[ this.options.scope ];
+
+ this._splice( drop );
+ this._addToManager( value );
+ }
+
+ this._super( key, value );
+ },
+
+ _activate: function( event ) {
+ var draggable = $.ui.ddmanager.current;
+
+ this._addActiveClass();
+ if ( draggable ) {
+ this._trigger( "activate", event, this.ui( draggable ) );
+ }
+ },
+
+ _deactivate: function( event ) {
+ var draggable = $.ui.ddmanager.current;
+
+ this._removeActiveClass();
+ if ( draggable ) {
+ this._trigger( "deactivate", event, this.ui( draggable ) );
+ }
+ },
+
+ _over: function( event ) {
+
+ var draggable = $.ui.ddmanager.current;
+
+ // Bail if draggable and droppable are same element
+ if ( !draggable || ( draggable.currentItem ||
+ draggable.element )[ 0 ] === this.element[ 0 ] ) {
+ return;
+ }
+
+ if ( this.accept.call( this.element[ 0 ], ( draggable.currentItem ||
+ draggable.element ) ) ) {
+ this._addHoverClass();
+ this._trigger( "over", event, this.ui( draggable ) );
+ }
+
+ },
+
+ _out: function( event ) {
+
+ var draggable = $.ui.ddmanager.current;
+
+ // Bail if draggable and droppable are same element
+ if ( !draggable || ( draggable.currentItem ||
+ draggable.element )[ 0 ] === this.element[ 0 ] ) {
+ return;
+ }
+
+ if ( this.accept.call( this.element[ 0 ], ( draggable.currentItem ||
+ draggable.element ) ) ) {
+ this._removeHoverClass();
+ this._trigger( "out", event, this.ui( draggable ) );
+ }
+
+ },
+
+ _drop: function( event, custom ) {
+
+ var draggable = custom || $.ui.ddmanager.current,
+ childrenIntersection = false;
+
+ // Bail if draggable and droppable are same element
+ if ( !draggable || ( draggable.currentItem ||
+ draggable.element )[ 0 ] === this.element[ 0 ] ) {
+ return false;
+ }
+
+ this.element
+ .find( ":data(ui-droppable)" )
+ .not( ".ui-draggable-dragging" )
+ .each( function() {
+ var inst = $( this ).droppable( "instance" );
+ if (
+ inst.options.greedy &&
+ !inst.options.disabled &&
+ inst.options.scope === draggable.options.scope &&
+ inst.accept.call(
+ inst.element[ 0 ], ( draggable.currentItem || draggable.element )
+ ) &&
+ intersect(
+ draggable,
+ $.extend( inst, { offset: inst.element.offset() } ),
+ inst.options.tolerance, event
+ )
+ ) {
+ childrenIntersection = true;
+ return false; }
+ } );
+ if ( childrenIntersection ) {
+ return false;
+ }
+
+ if ( this.accept.call( this.element[ 0 ],
+ ( draggable.currentItem || draggable.element ) ) ) {
+ this._removeActiveClass();
+ this._removeHoverClass();
+
+ this._trigger( "drop", event, this.ui( draggable ) );
+ return this.element;
+ }
+
+ return false;
+
+ },
+
+ ui: function( c ) {
+ return {
+ draggable: ( c.currentItem || c.element ),
+ helper: c.helper,
+ position: c.position,
+ offset: c.positionAbs
+ };
+ },
+
+ // Extension points just to make backcompat sane and avoid duplicating logic
+ // TODO: Remove in 1.13 along with call to it below
+ _addHoverClass: function() {
+ this._addClass( "ui-droppable-hover" );
+ },
+
+ _removeHoverClass: function() {
+ this._removeClass( "ui-droppable-hover" );
+ },
+
+ _addActiveClass: function() {
+ this._addClass( "ui-droppable-active" );
+ },
+
+ _removeActiveClass: function() {
+ this._removeClass( "ui-droppable-active" );
+ }
+} );
+
+var intersect = $.ui.intersect = ( function() {
+ function isOverAxis( x, reference, size ) {
+ return ( x >= reference ) && ( x < ( reference + size ) );
+ }
+
+ return function( draggable, droppable, toleranceMode, event ) {
+
+ if ( !droppable.offset ) {
+ return false;
+ }
+
+ var x1 = ( draggable.positionAbs ||
+ draggable.position.absolute ).left + draggable.margins.left,
+ y1 = ( draggable.positionAbs ||
+ draggable.position.absolute ).top + draggable.margins.top,
+ x2 = x1 + draggable.helperProportions.width,
+ y2 = y1 + draggable.helperProportions.height,
+ l = droppable.offset.left,
+ t = droppable.offset.top,
+ r = l + droppable.proportions().width,
+ b = t + droppable.proportions().height;
+
+ switch ( toleranceMode ) {
+ case "fit":
+ return ( l <= x1 && x2 <= r && t <= y1 && y2 <= b );
+ case "intersect":
+ return ( l < x1 + ( draggable.helperProportions.width / 2 ) && // Right Half
+ x2 - ( draggable.helperProportions.width / 2 ) < r && // Left Half
+ t < y1 + ( draggable.helperProportions.height / 2 ) && // Bottom Half
+ y2 - ( draggable.helperProportions.height / 2 ) < b ); // Top Half
+ case "pointer":
+ return isOverAxis( event.pageY, t, droppable.proportions().height ) &&
+ isOverAxis( event.pageX, l, droppable.proportions().width );
+ case "touch":
+ return (
+ ( y1 >= t && y1 <= b ) || // Top edge touching
+ ( y2 >= t && y2 <= b ) || // Bottom edge touching
+ ( y1 < t && y2 > b ) // Surrounded vertically
+ ) && (
+ ( x1 >= l && x1 <= r ) || // Left edge touching
+ ( x2 >= l && x2 <= r ) || // Right edge touching
+ ( x1 < l && x2 > r ) // Surrounded horizontally
+ );
+ default:
+ return false;
+ }
+ };
+} )();
+
+/*
+ This manager tracks offsets of draggables and droppables
+*/
+$.ui.ddmanager = {
+ current: null,
+ droppables: { "default": [] },
+ prepareOffsets: function( t, event ) {
+
+ var i, j,
+ m = $.ui.ddmanager.droppables[ t.options.scope ] || [],
+ type = event ? event.type : null, // workaround for #2317
+ list = ( t.currentItem || t.element ).find( ":data(ui-droppable)" ).addBack();
+
+ droppablesLoop: for ( i = 0; i < m.length; i++ ) {
+
+ // No disabled and non-accepted
+ if ( m[ i ].options.disabled || ( t && !m[ i ].accept.call( m[ i ].element[ 0 ],
+ ( t.currentItem || t.element ) ) ) ) {
+ continue;
+ }
+
+ // Filter out elements in the current dragged item
+ for ( j = 0; j < list.length; j++ ) {
+ if ( list[ j ] === m[ i ].element[ 0 ] ) {
+ m[ i ].proportions().height = 0;
+ continue droppablesLoop;
+ }
+ }
+
+ m[ i ].visible = m[ i ].element.css( "display" ) !== "none";
+ if ( !m[ i ].visible ) {
+ continue;
+ }
+
+ // Activate the droppable if used directly from draggables
+ if ( type === "mousedown" ) {
+ m[ i ]._activate.call( m[ i ], event );
+ }
+
+ m[ i ].offset = m[ i ].element.offset();
+ m[ i ].proportions( {
+ width: m[ i ].element[ 0 ].offsetWidth,
+ height: m[ i ].element[ 0 ].offsetHeight
+ } );
+
+ }
+
+ },
+ drop: function( draggable, event ) {
+
+ var dropped = false;
+
+ // Create a copy of the droppables in case the list changes during the drop (#9116)
+ $.each( ( $.ui.ddmanager.droppables[ draggable.options.scope ] || [] ).slice(), function() {
+
+ if ( !this.options ) {
+ return;
+ }
+ if ( !this.options.disabled && this.visible &&
+ intersect( draggable, this, this.options.tolerance, event ) ) {
+ dropped = this._drop.call( this, event ) || dropped;
+ }
+
+ if ( !this.options.disabled && this.visible && this.accept.call( this.element[ 0 ],
+ ( draggable.currentItem || draggable.element ) ) ) {
+ this.isout = true;
+ this.isover = false;
+ this._deactivate.call( this, event );
+ }
+
+ } );
+ return dropped;
+
+ },
+ dragStart: function( draggable, event ) {
+
+ // Listen for scrolling so that if the dragging causes scrolling the position of the
+ // droppables can be recalculated (see #5003)
+ draggable.element.parentsUntil( "body" ).on( "scroll.droppable", function() {
+ if ( !draggable.options.refreshPositions ) {
+ $.ui.ddmanager.prepareOffsets( draggable, event );
+ }
+ } );
+ },
+ drag: function( draggable, event ) {
+
+ // If you have a highly dynamic page, you might try this option. It renders positions
+ // every time you move the mouse.
+ if ( draggable.options.refreshPositions ) {
+ $.ui.ddmanager.prepareOffsets( draggable, event );
+ }
+
+ // Run through all droppables and check their positions based on specific tolerance options
+ $.each( $.ui.ddmanager.droppables[ draggable.options.scope ] || [], function() {
+
+ if ( this.options.disabled || this.greedyChild || !this.visible ) {
+ return;
+ }
+
+ var parentInstance, scope, parent,
+ intersects = intersect( draggable, this, this.options.tolerance, event ),
+ c = !intersects && this.isover ?
+ "isout" :
+ ( intersects && !this.isover ? "isover" : null );
+ if ( !c ) {
+ return;
+ }
+
+ if ( this.options.greedy ) {
+
+ // find droppable parents with same scope
+ scope = this.options.scope;
+ parent = this.element.parents( ":data(ui-droppable)" ).filter( function() {
+ return $( this ).droppable( "instance" ).options.scope === scope;
+ } );
+
+ if ( parent.length ) {
+ parentInstance = $( parent[ 0 ] ).droppable( "instance" );
+ parentInstance.greedyChild = ( c === "isover" );
+ }
+ }
+
+ // We just moved into a greedy child
+ if ( parentInstance && c === "isover" ) {
+ parentInstance.isover = false;
+ parentInstance.isout = true;
+ parentInstance._out.call( parentInstance, event );
+ }
+
+ this[ c ] = true;
+ this[ c === "isout" ? "isover" : "isout" ] = false;
+ this[ c === "isover" ? "_over" : "_out" ].call( this, event );
+
+ // We just moved out of a greedy child
+ if ( parentInstance && c === "isout" ) {
+ parentInstance.isout = false;
+ parentInstance.isover = true;
+ parentInstance._over.call( parentInstance, event );
+ }
+ } );
+
+ },
+ dragStop: function( draggable, event ) {
+ draggable.element.parentsUntil( "body" ).off( "scroll.droppable" );
+
+ // Call prepareOffsets one final time since IE does not fire return scroll events when
+ // overflow was caused by drag (see #5003)
+ if ( !draggable.options.refreshPositions ) {
+ $.ui.ddmanager.prepareOffsets( draggable, event );
+ }
+ }
+};
+
+// DEPRECATED
+// TODO: switch return back to widget declaration at top of file when this is removed
+if ( $.uiBackCompat !== false ) {
+
+ // Backcompat for activeClass and hoverClass options
+ $.widget( "ui.droppable", $.ui.droppable, {
+ options: {
+ hoverClass: false,
+ activeClass: false
+ },
+ _addActiveClass: function() {
+ this._super();
+ if ( this.options.activeClass ) {
+ this.element.addClass( this.options.activeClass );
+ }
+ },
+ _removeActiveClass: function() {
+ this._super();
+ if ( this.options.activeClass ) {
+ this.element.removeClass( this.options.activeClass );
+ }
+ },
+ _addHoverClass: function() {
+ this._super();
+ if ( this.options.hoverClass ) {
+ this.element.addClass( this.options.hoverClass );
+ }
+ },
+ _removeHoverClass: function() {
+ this._super();
+ if ( this.options.hoverClass ) {
+ this.element.removeClass( this.options.hoverClass );
+ }
+ }
+ } );
+}
+
+var widgetsDroppable = $.ui.droppable;
+
+
+/*!
+ * jQuery UI Resizable 1.12.1
+ * http://jqueryui.com
+ *
+ * Copyright jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ */
+
+//>>label: Resizable
+//>>group: Interactions
+//>>description: Enables resize functionality for any element.
+//>>docs: http://api.jqueryui.com/resizable/
+//>>demos: http://jqueryui.com/resizable/
+//>>css.structure: ../../themes/base/core.css
+//>>css.structure: ../../themes/base/resizable.css
+//>>css.theme: ../../themes/base/theme.css
+
+
+
+$.widget( "ui.resizable", $.ui.mouse, {
+ version: "1.12.1",
+ widgetEventPrefix: "resize",
+ options: {
+ alsoResize: false,
+ animate: false,
+ animateDuration: "slow",
+ animateEasing: "swing",
+ aspectRatio: false,
+ autoHide: false,
+ classes: {
+ "ui-resizable-se": "ui-icon ui-icon-gripsmall-diagonal-se"
+ },
+ containment: false,
+ ghost: false,
+ grid: false,
+ handles: "e,s,se",
+ helper: false,
+ maxHeight: null,
+ maxWidth: null,
+ minHeight: 10,
+ minWidth: 10,
+
+ // See #7960
+ zIndex: 90,
+
+ // Callbacks
+ resize: null,
+ start: null,
+ stop: null
+ },
+
+ _num: function( value ) {
+ return parseFloat( value ) || 0;
+ },
+
+ _isNumber: function( value ) {
+ return !isNaN( parseFloat( value ) );
+ },
+
+ _hasScroll: function( el, a ) {
+
+ if ( $( el ).css( "overflow" ) === "hidden" ) {
+ return false;
+ }
+
+ var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop",
+ has = false;
+
+ if ( el[ scroll ] > 0 ) {
+ return true;
+ }
+
+ // TODO: determine which cases actually cause this to happen
+ // if the element doesn't have the scroll set, see if it's possible to
+ // set the scroll
+ el[ scroll ] = 1;
+ has = ( el[ scroll ] > 0 );
+ el[ scroll ] = 0;
+ return has;
+ },
+
+ _create: function() {
+
+ var margins,
+ o = this.options,
+ that = this;
+ this._addClass( "ui-resizable" );
+
+ $.extend( this, {
+ _aspectRatio: !!( o.aspectRatio ),
+ aspectRatio: o.aspectRatio,
+ originalElement: this.element,
+ _proportionallyResizeElements: [],
+ _helper: o.helper || o.ghost || o.animate ? o.helper || "ui-resizable-helper" : null
+ } );
+
+ // Wrap the element if it cannot hold child nodes
+ if ( this.element[ 0 ].nodeName.match( /^(canvas|textarea|input|select|button|img)$/i ) ) {
+
+ this.element.wrap(
+ $( "
" ).css( {
+ position: this.element.css( "position" ),
+ width: this.element.outerWidth(),
+ height: this.element.outerHeight(),
+ top: this.element.css( "top" ),
+ left: this.element.css( "left" )
+ } )
+ );
+
+ this.element = this.element.parent().data(
+ "ui-resizable", this.element.resizable( "instance" )
+ );
+
+ this.elementIsWrapper = true;
+
+ margins = {
+ marginTop: this.originalElement.css( "marginTop" ),
+ marginRight: this.originalElement.css( "marginRight" ),
+ marginBottom: this.originalElement.css( "marginBottom" ),
+ marginLeft: this.originalElement.css( "marginLeft" )
+ };
+
+ this.element.css( margins );
+ this.originalElement.css( "margin", 0 );
+
+ // support: Safari
+ // Prevent Safari textarea resize
+ this.originalResizeStyle = this.originalElement.css( "resize" );
+ this.originalElement.css( "resize", "none" );
+
+ this._proportionallyResizeElements.push( this.originalElement.css( {
+ position: "static",
+ zoom: 1,
+ display: "block"
+ } ) );
+
+ // Support: IE9
+ // avoid IE jump (hard set the margin)
+ this.originalElement.css( margins );
+
+ this._proportionallyResize();
+ }
+
+ this._setupHandles();
+
+ if ( o.autoHide ) {
+ $( this.element )
+ .on( "mouseenter", function() {
+ if ( o.disabled ) {
+ return;
+ }
+ that._removeClass( "ui-resizable-autohide" );
+ that._handles.show();
+ } )
+ .on( "mouseleave", function() {
+ if ( o.disabled ) {
+ return;
+ }
+ if ( !that.resizing ) {
+ that._addClass( "ui-resizable-autohide" );
+ that._handles.hide();
+ }
+ } );
+ }
+
+ this._mouseInit();
+ },
+
+ _destroy: function() {
+
+ this._mouseDestroy();
+
+ var wrapper,
+ _destroy = function( exp ) {
+ $( exp )
+ .removeData( "resizable" )
+ .removeData( "ui-resizable" )
+ .off( ".resizable" )
+ .find( ".ui-resizable-handle" )
+ .remove();
+ };
+
+ // TODO: Unwrap at same DOM position
+ if ( this.elementIsWrapper ) {
+ _destroy( this.element );
+ wrapper = this.element;
+ this.originalElement.css( {
+ position: wrapper.css( "position" ),
+ width: wrapper.outerWidth(),
+ height: wrapper.outerHeight(),
+ top: wrapper.css( "top" ),
+ left: wrapper.css( "left" )
+ } ).insertAfter( wrapper );
+ wrapper.remove();
+ }
+
+ this.originalElement.css( "resize", this.originalResizeStyle );
+ _destroy( this.originalElement );
+
+ return this;
+ },
+
+ _setOption: function( key, value ) {
+ this._super( key, value );
+
+ switch ( key ) {
+ case "handles":
+ this._removeHandles();
+ this._setupHandles();
+ break;
+ default:
+ break;
+ }
+ },
+
+ _setupHandles: function() {
+ var o = this.options, handle, i, n, hname, axis, that = this;
+ this.handles = o.handles ||
+ ( !$( ".ui-resizable-handle", this.element ).length ?
+ "e,s,se" : {
+ n: ".ui-resizable-n",
+ e: ".ui-resizable-e",
+ s: ".ui-resizable-s",
+ w: ".ui-resizable-w",
+ se: ".ui-resizable-se",
+ sw: ".ui-resizable-sw",
+ ne: ".ui-resizable-ne",
+ nw: ".ui-resizable-nw"
+ } );
+
+ this._handles = $();
+ if ( this.handles.constructor === String ) {
+
+ if ( this.handles === "all" ) {
+ this.handles = "n,e,s,w,se,sw,ne,nw";
+ }
+
+ n = this.handles.split( "," );
+ this.handles = {};
+
+ for ( i = 0; i < n.length; i++ ) {
+
+ handle = $.trim( n[ i ] );
+ hname = "ui-resizable-" + handle;
+ axis = $( "
" );
+ this._addClass( axis, "ui-resizable-handle " + hname );
+
+ axis.css( { zIndex: o.zIndex } );
+
+ this.handles[ handle ] = ".ui-resizable-" + handle;
+ this.element.append( axis );
+ }
+
+ }
+
+ this._renderAxis = function( target ) {
+
+ var i, axis, padPos, padWrapper;
+
+ target = target || this.element;
+
+ for ( i in this.handles ) {
+
+ if ( this.handles[ i ].constructor === String ) {
+ this.handles[ i ] = this.element.children( this.handles[ i ] ).first().show();
+ } else if ( this.handles[ i ].jquery || this.handles[ i ].nodeType ) {
+ this.handles[ i ] = $( this.handles[ i ] );
+ this._on( this.handles[ i ], { "mousedown": that._mouseDown } );
+ }
+
+ if ( this.elementIsWrapper &&
+ this.originalElement[ 0 ]
+ .nodeName
+ .match( /^(textarea|input|select|button)$/i ) ) {
+ axis = $( this.handles[ i ], this.element );
+
+ padWrapper = /sw|ne|nw|se|n|s/.test( i ) ?
+ axis.outerHeight() :
+ axis.outerWidth();
+
+ padPos = [ "padding",
+ /ne|nw|n/.test( i ) ? "Top" :
+ /se|sw|s/.test( i ) ? "Bottom" :
+ /^e$/.test( i ) ? "Right" : "Left" ].join( "" );
+
+ target.css( padPos, padWrapper );
+
+ this._proportionallyResize();
+ }
+
+ this._handles = this._handles.add( this.handles[ i ] );
+ }
+ };
+
+ // TODO: make renderAxis a prototype function
+ this._renderAxis( this.element );
+
+ this._handles = this._handles.add( this.element.find( ".ui-resizable-handle" ) );
+ this._handles.disableSelection();
+
+ this._handles.on( "mouseover", function() {
+ if ( !that.resizing ) {
+ if ( this.className ) {
+ axis = this.className.match( /ui-resizable-(se|sw|ne|nw|n|e|s|w)/i );
+ }
+ that.axis = axis && axis[ 1 ] ? axis[ 1 ] : "se";
+ }
+ } );
+
+ if ( o.autoHide ) {
+ this._handles.hide();
+ this._addClass( "ui-resizable-autohide" );
+ }
+ },
+
+ _removeHandles: function() {
+ this._handles.remove();
+ },
+
+ _mouseCapture: function( event ) {
+ var i, handle,
+ capture = false;
+
+ for ( i in this.handles ) {
+ handle = $( this.handles[ i ] )[ 0 ];
+ if ( handle === event.target || $.contains( handle, event.target ) ) {
+ capture = true;
+ }
+ }
+
+ return !this.options.disabled && capture;
+ },
+
+ _mouseStart: function( event ) {
+
+ var curleft, curtop, cursor,
+ o = this.options,
+ el = this.element;
+
+ this.resizing = true;
+
+ this._renderProxy();
+
+ curleft = this._num( this.helper.css( "left" ) );
+ curtop = this._num( this.helper.css( "top" ) );
+
+ if ( o.containment ) {
+ curleft += $( o.containment ).scrollLeft() || 0;
+ curtop += $( o.containment ).scrollTop() || 0;
+ }
+
+ this.offset = this.helper.offset();
+ this.position = { left: curleft, top: curtop };
+
+ this.size = this._helper ? {
+ width: this.helper.width(),
+ height: this.helper.height()
+ } : {
+ width: el.width(),
+ height: el.height()
+ };
+
+ this.originalSize = this._helper ? {
+ width: el.outerWidth(),
+ height: el.outerHeight()
+ } : {
+ width: el.width(),
+ height: el.height()
+ };
+
+ this.sizeDiff = {
+ width: el.outerWidth() - el.width(),
+ height: el.outerHeight() - el.height()
+ };
+
+ this.originalPosition = { left: curleft, top: curtop };
+ this.originalMousePosition = { left: event.pageX, top: event.pageY };
+
+ this.aspectRatio = ( typeof o.aspectRatio === "number" ) ?
+ o.aspectRatio :
+ ( ( this.originalSize.width / this.originalSize.height ) || 1 );
+
+ cursor = $( ".ui-resizable-" + this.axis ).css( "cursor" );
+ $( "body" ).css( "cursor", cursor === "auto" ? this.axis + "-resize" : cursor );
+
+ this._addClass( "ui-resizable-resizing" );
+ this._propagate( "start", event );
+ return true;
+ },
+
+ _mouseDrag: function( event ) {
+
+ var data, props,
+ smp = this.originalMousePosition,
+ a = this.axis,
+ dx = ( event.pageX - smp.left ) || 0,
+ dy = ( event.pageY - smp.top ) || 0,
+ trigger = this._change[ a ];
+
+ this._updatePrevProperties();
+
+ if ( !trigger ) {
+ return false;
+ }
+
+ data = trigger.apply( this, [ event, dx, dy ] );
+
+ this._updateVirtualBoundaries( event.shiftKey );
+ if ( this._aspectRatio || event.shiftKey ) {
+ data = this._updateRatio( data, event );
+ }
+
+ data = this._respectSize( data, event );
+
+ this._updateCache( data );
+
+ this._propagate( "resize", event );
+
+ props = this._applyChanges();
+
+ if ( !this._helper && this._proportionallyResizeElements.length ) {
+ this._proportionallyResize();
+ }
+
+ if ( !$.isEmptyObject( props ) ) {
+ this._updatePrevProperties();
+ this._trigger( "resize", event, this.ui() );
+ this._applyChanges();
+ }
+
+ return false;
+ },
+
+ _mouseStop: function( event ) {
+
+ this.resizing = false;
+ var pr, ista, soffseth, soffsetw, s, left, top,
+ o = this.options, that = this;
+
+ if ( this._helper ) {
+
+ pr = this._proportionallyResizeElements;
+ ista = pr.length && ( /textarea/i ).test( pr[ 0 ].nodeName );
+ soffseth = ista && this._hasScroll( pr[ 0 ], "left" ) ? 0 : that.sizeDiff.height;
+ soffsetw = ista ? 0 : that.sizeDiff.width;
+
+ s = {
+ width: ( that.helper.width() - soffsetw ),
+ height: ( that.helper.height() - soffseth )
+ };
+ left = ( parseFloat( that.element.css( "left" ) ) +
+ ( that.position.left - that.originalPosition.left ) ) || null;
+ top = ( parseFloat( that.element.css( "top" ) ) +
+ ( that.position.top - that.originalPosition.top ) ) || null;
+
+ if ( !o.animate ) {
+ this.element.css( $.extend( s, { top: top, left: left } ) );
+ }
+
+ that.helper.height( that.size.height );
+ that.helper.width( that.size.width );
+
+ if ( this._helper && !o.animate ) {
+ this._proportionallyResize();
+ }
+ }
+
+ $( "body" ).css( "cursor", "auto" );
+
+ this._removeClass( "ui-resizable-resizing" );
+
+ this._propagate( "stop", event );
+
+ if ( this._helper ) {
+ this.helper.remove();
+ }
+
+ return false;
+
+ },
+
+ _updatePrevProperties: function() {
+ this.prevPosition = {
+ top: this.position.top,
+ left: this.position.left
+ };
+ this.prevSize = {
+ width: this.size.width,
+ height: this.size.height
+ };
+ },
+
+ _applyChanges: function() {
+ var props = {};
+
+ if ( this.position.top !== this.prevPosition.top ) {
+ props.top = this.position.top + "px";
+ }
+ if ( this.position.left !== this.prevPosition.left ) {
+ props.left = this.position.left + "px";
+ }
+ if ( this.size.width !== this.prevSize.width ) {
+ props.width = this.size.width + "px";
+ }
+ if ( this.size.height !== this.prevSize.height ) {
+ props.height = this.size.height + "px";
+ }
+
+ this.helper.css( props );
+
+ return props;
+ },
+
+ _updateVirtualBoundaries: function( forceAspectRatio ) {
+ var pMinWidth, pMaxWidth, pMinHeight, pMaxHeight, b,
+ o = this.options;
+
+ b = {
+ minWidth: this._isNumber( o.minWidth ) ? o.minWidth : 0,
+ maxWidth: this._isNumber( o.maxWidth ) ? o.maxWidth : Infinity,
+ minHeight: this._isNumber( o.minHeight ) ? o.minHeight : 0,
+ maxHeight: this._isNumber( o.maxHeight ) ? o.maxHeight : Infinity
+ };
+
+ if ( this._aspectRatio || forceAspectRatio ) {
+ pMinWidth = b.minHeight * this.aspectRatio;
+ pMinHeight = b.minWidth / this.aspectRatio;
+ pMaxWidth = b.maxHeight * this.aspectRatio;
+ pMaxHeight = b.maxWidth / this.aspectRatio;
+
+ if ( pMinWidth > b.minWidth ) {
+ b.minWidth = pMinWidth;
+ }
+ if ( pMinHeight > b.minHeight ) {
+ b.minHeight = pMinHeight;
+ }
+ if ( pMaxWidth < b.maxWidth ) {
+ b.maxWidth = pMaxWidth;
+ }
+ if ( pMaxHeight < b.maxHeight ) {
+ b.maxHeight = pMaxHeight;
+ }
+ }
+ this._vBoundaries = b;
+ },
+
+ _updateCache: function( data ) {
+ this.offset = this.helper.offset();
+ if ( this._isNumber( data.left ) ) {
+ this.position.left = data.left;
+ }
+ if ( this._isNumber( data.top ) ) {
+ this.position.top = data.top;
+ }
+ if ( this._isNumber( data.height ) ) {
+ this.size.height = data.height;
+ }
+ if ( this._isNumber( data.width ) ) {
+ this.size.width = data.width;
+ }
+ },
+
+ _updateRatio: function( data ) {
+
+ var cpos = this.position,
+ csize = this.size,
+ a = this.axis;
+
+ if ( this._isNumber( data.height ) ) {
+ data.width = ( data.height * this.aspectRatio );
+ } else if ( this._isNumber( data.width ) ) {
+ data.height = ( data.width / this.aspectRatio );
+ }
+
+ if ( a === "sw" ) {
+ data.left = cpos.left + ( csize.width - data.width );
+ data.top = null;
+ }
+ if ( a === "nw" ) {
+ data.top = cpos.top + ( csize.height - data.height );
+ data.left = cpos.left + ( csize.width - data.width );
+ }
+
+ return data;
+ },
+
+ _respectSize: function( data ) {
+
+ var o = this._vBoundaries,
+ a = this.axis,
+ ismaxw = this._isNumber( data.width ) && o.maxWidth && ( o.maxWidth < data.width ),
+ ismaxh = this._isNumber( data.height ) && o.maxHeight && ( o.maxHeight < data.height ),
+ isminw = this._isNumber( data.width ) && o.minWidth && ( o.minWidth > data.width ),
+ isminh = this._isNumber( data.height ) && o.minHeight && ( o.minHeight > data.height ),
+ dw = this.originalPosition.left + this.originalSize.width,
+ dh = this.originalPosition.top + this.originalSize.height,
+ cw = /sw|nw|w/.test( a ), ch = /nw|ne|n/.test( a );
+ if ( isminw ) {
+ data.width = o.minWidth;
+ }
+ if ( isminh ) {
+ data.height = o.minHeight;
+ }
+ if ( ismaxw ) {
+ data.width = o.maxWidth;
+ }
+ if ( ismaxh ) {
+ data.height = o.maxHeight;
+ }
+
+ if ( isminw && cw ) {
+ data.left = dw - o.minWidth;
+ }
+ if ( ismaxw && cw ) {
+ data.left = dw - o.maxWidth;
+ }
+ if ( isminh && ch ) {
+ data.top = dh - o.minHeight;
+ }
+ if ( ismaxh && ch ) {
+ data.top = dh - o.maxHeight;
+ }
+
+ // Fixing jump error on top/left - bug #2330
+ if ( !data.width && !data.height && !data.left && data.top ) {
+ data.top = null;
+ } else if ( !data.width && !data.height && !data.top && data.left ) {
+ data.left = null;
+ }
+
+ return data;
+ },
+
+ _getPaddingPlusBorderDimensions: function( element ) {
+ var i = 0,
+ widths = [],
+ borders = [
+ element.css( "borderTopWidth" ),
+ element.css( "borderRightWidth" ),
+ element.css( "borderBottomWidth" ),
+ element.css( "borderLeftWidth" )
+ ],
+ paddings = [
+ element.css( "paddingTop" ),
+ element.css( "paddingRight" ),
+ element.css( "paddingBottom" ),
+ element.css( "paddingLeft" )
+ ];
+
+ for ( ; i < 4; i++ ) {
+ widths[ i ] = ( parseFloat( borders[ i ] ) || 0 );
+ widths[ i ] += ( parseFloat( paddings[ i ] ) || 0 );
+ }
+
+ return {
+ height: widths[ 0 ] + widths[ 2 ],
+ width: widths[ 1 ] + widths[ 3 ]
+ };
+ },
+
+ _proportionallyResize: function() {
+
+ if ( !this._proportionallyResizeElements.length ) {
+ return;
+ }
+
+ var prel,
+ i = 0,
+ element = this.helper || this.element;
+
+ for ( ; i < this._proportionallyResizeElements.length; i++ ) {
+
+ prel = this._proportionallyResizeElements[ i ];
+
+ // TODO: Seems like a bug to cache this.outerDimensions
+ // considering that we are in a loop.
+ if ( !this.outerDimensions ) {
+ this.outerDimensions = this._getPaddingPlusBorderDimensions( prel );
+ }
+
+ prel.css( {
+ height: ( element.height() - this.outerDimensions.height ) || 0,
+ width: ( element.width() - this.outerDimensions.width ) || 0
+ } );
+
+ }
+
+ },
+
+ _renderProxy: function() {
+
+ var el = this.element, o = this.options;
+ this.elementOffset = el.offset();
+
+ if ( this._helper ) {
+
+ this.helper = this.helper || $( "
" );
+
+ this._addClass( this.helper, this._helper );
+ this.helper.css( {
+ width: this.element.outerWidth(),
+ height: this.element.outerHeight(),
+ position: "absolute",
+ left: this.elementOffset.left + "px",
+ top: this.elementOffset.top + "px",
+ zIndex: ++o.zIndex //TODO: Don't modify option
+ } );
+
+ this.helper
+ .appendTo( "body" )
+ .disableSelection();
+
+ } else {
+ this.helper = this.element;
+ }
+
+ },
+
+ _change: {
+ e: function( event, dx ) {
+ return { width: this.originalSize.width + dx };
+ },
+ w: function( event, dx ) {
+ var cs = this.originalSize, sp = this.originalPosition;
+ return { left: sp.left + dx, width: cs.width - dx };
+ },
+ n: function( event, dx, dy ) {
+ var cs = this.originalSize, sp = this.originalPosition;
+ return { top: sp.top + dy, height: cs.height - dy };
+ },
+ s: function( event, dx, dy ) {
+ return { height: this.originalSize.height + dy };
+ },
+ se: function( event, dx, dy ) {
+ return $.extend( this._change.s.apply( this, arguments ),
+ this._change.e.apply( this, [ event, dx, dy ] ) );
+ },
+ sw: function( event, dx, dy ) {
+ return $.extend( this._change.s.apply( this, arguments ),
+ this._change.w.apply( this, [ event, dx, dy ] ) );
+ },
+ ne: function( event, dx, dy ) {
+ return $.extend( this._change.n.apply( this, arguments ),
+ this._change.e.apply( this, [ event, dx, dy ] ) );
+ },
+ nw: function( event, dx, dy ) {
+ return $.extend( this._change.n.apply( this, arguments ),
+ this._change.w.apply( this, [ event, dx, dy ] ) );
+ }
+ },
+
+ _propagate: function( n, event ) {
+ $.ui.plugin.call( this, n, [ event, this.ui() ] );
+ ( n !== "resize" && this._trigger( n, event, this.ui() ) );
+ },
+
+ plugins: {},
+
+ ui: function() {
+ return {
+ originalElement: this.originalElement,
+ element: this.element,
+ helper: this.helper,
+ position: this.position,
+ size: this.size,
+ originalSize: this.originalSize,
+ originalPosition: this.originalPosition
+ };
+ }
+
+} );
+
+/*
+ * Resizable Extensions
+ */
+
+$.ui.plugin.add( "resizable", "animate", {
+
+ stop: function( event ) {
+ var that = $( this ).resizable( "instance" ),
+ o = that.options,
+ pr = that._proportionallyResizeElements,
+ ista = pr.length && ( /textarea/i ).test( pr[ 0 ].nodeName ),
+ soffseth = ista && that._hasScroll( pr[ 0 ], "left" ) ? 0 : that.sizeDiff.height,
+ soffsetw = ista ? 0 : that.sizeDiff.width,
+ style = {
+ width: ( that.size.width - soffsetw ),
+ height: ( that.size.height - soffseth )
+ },
+ left = ( parseFloat( that.element.css( "left" ) ) +
+ ( that.position.left - that.originalPosition.left ) ) || null,
+ top = ( parseFloat( that.element.css( "top" ) ) +
+ ( that.position.top - that.originalPosition.top ) ) || null;
+
+ that.element.animate(
+ $.extend( style, top && left ? { top: top, left: left } : {} ), {
+ duration: o.animateDuration,
+ easing: o.animateEasing,
+ step: function() {
+
+ var data = {
+ width: parseFloat( that.element.css( "width" ) ),
+ height: parseFloat( that.element.css( "height" ) ),
+ top: parseFloat( that.element.css( "top" ) ),
+ left: parseFloat( that.element.css( "left" ) )
+ };
+
+ if ( pr && pr.length ) {
+ $( pr[ 0 ] ).css( { width: data.width, height: data.height } );
+ }
+
+ // Propagating resize, and updating values for each animation step
+ that._updateCache( data );
+ that._propagate( "resize", event );
+
+ }
+ }
+ );
+ }
+
+} );
+
+$.ui.plugin.add( "resizable", "containment", {
+
+ start: function() {
+ var element, p, co, ch, cw, width, height,
+ that = $( this ).resizable( "instance" ),
+ o = that.options,
+ el = that.element,
+ oc = o.containment,
+ ce = ( oc instanceof $ ) ?
+ oc.get( 0 ) :
+ ( /parent/.test( oc ) ) ? el.parent().get( 0 ) : oc;
+
+ if ( !ce ) {
+ return;
+ }
+
+ that.containerElement = $( ce );
+
+ if ( /document/.test( oc ) || oc === document ) {
+ that.containerOffset = {
+ left: 0,
+ top: 0
+ };
+ that.containerPosition = {
+ left: 0,
+ top: 0
+ };
+
+ that.parentData = {
+ element: $( document ),
+ left: 0,
+ top: 0,
+ width: $( document ).width(),
+ height: $( document ).height() || document.body.parentNode.scrollHeight
+ };
+ } else {
+ element = $( ce );
+ p = [];
+ $( [ "Top", "Right", "Left", "Bottom" ] ).each( function( i, name ) {
+ p[ i ] = that._num( element.css( "padding" + name ) );
+ } );
+
+ that.containerOffset = element.offset();
+ that.containerPosition = element.position();
+ that.containerSize = {
+ height: ( element.innerHeight() - p[ 3 ] ),
+ width: ( element.innerWidth() - p[ 1 ] )
+ };
+
+ co = that.containerOffset;
+ ch = that.containerSize.height;
+ cw = that.containerSize.width;
+ width = ( that._hasScroll ( ce, "left" ) ? ce.scrollWidth : cw );
+ height = ( that._hasScroll ( ce ) ? ce.scrollHeight : ch ) ;
+
+ that.parentData = {
+ element: ce,
+ left: co.left,
+ top: co.top,
+ width: width,
+ height: height
+ };
+ }
+ },
+
+ resize: function( event ) {
+ var woset, hoset, isParent, isOffsetRelative,
+ that = $( this ).resizable( "instance" ),
+ o = that.options,
+ co = that.containerOffset,
+ cp = that.position,
+ pRatio = that._aspectRatio || event.shiftKey,
+ cop = {
+ top: 0,
+ left: 0
+ },
+ ce = that.containerElement,
+ continueResize = true;
+
+ if ( ce[ 0 ] !== document && ( /static/ ).test( ce.css( "position" ) ) ) {
+ cop = co;
+ }
+
+ if ( cp.left < ( that._helper ? co.left : 0 ) ) {
+ that.size.width = that.size.width +
+ ( that._helper ?
+ ( that.position.left - co.left ) :
+ ( that.position.left - cop.left ) );
+
+ if ( pRatio ) {
+ that.size.height = that.size.width / that.aspectRatio;
+ continueResize = false;
+ }
+ that.position.left = o.helper ? co.left : 0;
+ }
+
+ if ( cp.top < ( that._helper ? co.top : 0 ) ) {
+ that.size.height = that.size.height +
+ ( that._helper ?
+ ( that.position.top - co.top ) :
+ that.position.top );
+
+ if ( pRatio ) {
+ that.size.width = that.size.height * that.aspectRatio;
+ continueResize = false;
+ }
+ that.position.top = that._helper ? co.top : 0;
+ }
+
+ isParent = that.containerElement.get( 0 ) === that.element.parent().get( 0 );
+ isOffsetRelative = /relative|absolute/.test( that.containerElement.css( "position" ) );
+
+ if ( isParent && isOffsetRelative ) {
+ that.offset.left = that.parentData.left + that.position.left;
+ that.offset.top = that.parentData.top + that.position.top;
+ } else {
+ that.offset.left = that.element.offset().left;
+ that.offset.top = that.element.offset().top;
+ }
+
+ woset = Math.abs( that.sizeDiff.width +
+ ( that._helper ?
+ that.offset.left - cop.left :
+ ( that.offset.left - co.left ) ) );
+
+ hoset = Math.abs( that.sizeDiff.height +
+ ( that._helper ?
+ that.offset.top - cop.top :
+ ( that.offset.top - co.top ) ) );
+
+ if ( woset + that.size.width >= that.parentData.width ) {
+ that.size.width = that.parentData.width - woset;
+ if ( pRatio ) {
+ that.size.height = that.size.width / that.aspectRatio;
+ continueResize = false;
+ }
+ }
+
+ if ( hoset + that.size.height >= that.parentData.height ) {
+ that.size.height = that.parentData.height - hoset;
+ if ( pRatio ) {
+ that.size.width = that.size.height * that.aspectRatio;
+ continueResize = false;
+ }
+ }
+
+ if ( !continueResize ) {
+ that.position.left = that.prevPosition.left;
+ that.position.top = that.prevPosition.top;
+ that.size.width = that.prevSize.width;
+ that.size.height = that.prevSize.height;
+ }
+ },
+
+ stop: function() {
+ var that = $( this ).resizable( "instance" ),
+ o = that.options,
+ co = that.containerOffset,
+ cop = that.containerPosition,
+ ce = that.containerElement,
+ helper = $( that.helper ),
+ ho = helper.offset(),
+ w = helper.outerWidth() - that.sizeDiff.width,
+ h = helper.outerHeight() - that.sizeDiff.height;
+
+ if ( that._helper && !o.animate && ( /relative/ ).test( ce.css( "position" ) ) ) {
+ $( this ).css( {
+ left: ho.left - cop.left - co.left,
+ width: w,
+ height: h
+ } );
+ }
+
+ if ( that._helper && !o.animate && ( /static/ ).test( ce.css( "position" ) ) ) {
+ $( this ).css( {
+ left: ho.left - cop.left - co.left,
+ width: w,
+ height: h
+ } );
+ }
+ }
+} );
+
+$.ui.plugin.add( "resizable", "alsoResize", {
+
+ start: function() {
+ var that = $( this ).resizable( "instance" ),
+ o = that.options;
+
+ $( o.alsoResize ).each( function() {
+ var el = $( this );
+ el.data( "ui-resizable-alsoresize", {
+ width: parseFloat( el.width() ), height: parseFloat( el.height() ),
+ left: parseFloat( el.css( "left" ) ), top: parseFloat( el.css( "top" ) )
+ } );
+ } );
+ },
+
+ resize: function( event, ui ) {
+ var that = $( this ).resizable( "instance" ),
+ o = that.options,
+ os = that.originalSize,
+ op = that.originalPosition,
+ delta = {
+ height: ( that.size.height - os.height ) || 0,
+ width: ( that.size.width - os.width ) || 0,
+ top: ( that.position.top - op.top ) || 0,
+ left: ( that.position.left - op.left ) || 0
+ };
+
+ $( o.alsoResize ).each( function() {
+ var el = $( this ), start = $( this ).data( "ui-resizable-alsoresize" ), style = {},
+ css = el.parents( ui.originalElement[ 0 ] ).length ?
+ [ "width", "height" ] :
+ [ "width", "height", "top", "left" ];
+
+ $.each( css, function( i, prop ) {
+ var sum = ( start[ prop ] || 0 ) + ( delta[ prop ] || 0 );
+ if ( sum && sum >= 0 ) {
+ style[ prop ] = sum || null;
+ }
+ } );
+
+ el.css( style );
+ } );
+ },
+
+ stop: function() {
+ $( this ).removeData( "ui-resizable-alsoresize" );
+ }
+} );
+
+$.ui.plugin.add( "resizable", "ghost", {
+
+ start: function() {
+
+ var that = $( this ).resizable( "instance" ), cs = that.size;
+
+ that.ghost = that.originalElement.clone();
+ that.ghost.css( {
+ opacity: 0.25,
+ display: "block",
+ position: "relative",
+ height: cs.height,
+ width: cs.width,
+ margin: 0,
+ left: 0,
+ top: 0
+ } );
+
+ that._addClass( that.ghost, "ui-resizable-ghost" );
+
+ // DEPRECATED
+ // TODO: remove after 1.12
+ if ( $.uiBackCompat !== false && typeof that.options.ghost === "string" ) {
+
+ // Ghost option
+ that.ghost.addClass( this.options.ghost );
+ }
+
+ that.ghost.appendTo( that.helper );
+
+ },
+
+ resize: function() {
+ var that = $( this ).resizable( "instance" );
+ if ( that.ghost ) {
+ that.ghost.css( {
+ position: "relative",
+ height: that.size.height,
+ width: that.size.width
+ } );
+ }
+ },
+
+ stop: function() {
+ var that = $( this ).resizable( "instance" );
+ if ( that.ghost && that.helper ) {
+ that.helper.get( 0 ).removeChild( that.ghost.get( 0 ) );
+ }
+ }
+
+} );
+
+$.ui.plugin.add( "resizable", "grid", {
+
+ resize: function() {
+ var outerDimensions,
+ that = $( this ).resizable( "instance" ),
+ o = that.options,
+ cs = that.size,
+ os = that.originalSize,
+ op = that.originalPosition,
+ a = that.axis,
+ grid = typeof o.grid === "number" ? [ o.grid, o.grid ] : o.grid,
+ gridX = ( grid[ 0 ] || 1 ),
+ gridY = ( grid[ 1 ] || 1 ),
+ ox = Math.round( ( cs.width - os.width ) / gridX ) * gridX,
+ oy = Math.round( ( cs.height - os.height ) / gridY ) * gridY,
+ newWidth = os.width + ox,
+ newHeight = os.height + oy,
+ isMaxWidth = o.maxWidth && ( o.maxWidth < newWidth ),
+ isMaxHeight = o.maxHeight && ( o.maxHeight < newHeight ),
+ isMinWidth = o.minWidth && ( o.minWidth > newWidth ),
+ isMinHeight = o.minHeight && ( o.minHeight > newHeight );
+
+ o.grid = grid;
+
+ if ( isMinWidth ) {
+ newWidth += gridX;
+ }
+ if ( isMinHeight ) {
+ newHeight += gridY;
+ }
+ if ( isMaxWidth ) {
+ newWidth -= gridX;
+ }
+ if ( isMaxHeight ) {
+ newHeight -= gridY;
+ }
+
+ if ( /^(se|s|e)$/.test( a ) ) {
+ that.size.width = newWidth;
+ that.size.height = newHeight;
+ } else if ( /^(ne)$/.test( a ) ) {
+ that.size.width = newWidth;
+ that.size.height = newHeight;
+ that.position.top = op.top - oy;
+ } else if ( /^(sw)$/.test( a ) ) {
+ that.size.width = newWidth;
+ that.size.height = newHeight;
+ that.position.left = op.left - ox;
+ } else {
+ if ( newHeight - gridY <= 0 || newWidth - gridX <= 0 ) {
+ outerDimensions = that._getPaddingPlusBorderDimensions( this );
+ }
+
+ if ( newHeight - gridY > 0 ) {
+ that.size.height = newHeight;
+ that.position.top = op.top - oy;
+ } else {
+ newHeight = gridY - outerDimensions.height;
+ that.size.height = newHeight;
+ that.position.top = op.top + os.height - newHeight;
+ }
+ if ( newWidth - gridX > 0 ) {
+ that.size.width = newWidth;
+ that.position.left = op.left - ox;
+ } else {
+ newWidth = gridX - outerDimensions.width;
+ that.size.width = newWidth;
+ that.position.left = op.left + os.width - newWidth;
+ }
+ }
+ }
+
+} );
+
+var widgetsResizable = $.ui.resizable;
+
+
+
+
+}));