\").css(\"position\", \"absolute\").appendTo(iframe.parent()).outerWidth(iframe.outerWidth()).outerHeight(iframe.outerHeight()).offset(iframe.offset())[0];\n });\n },\n _unblockFrames: function _unblockFrames() {\n if (this.iframeBlocks) {\n this.iframeBlocks.remove();\n delete this.iframeBlocks;\n }\n },\n _blurActiveElement: function _blurActiveElement(event) {\n var activeElement = $.ui.safeActiveElement(this.document[0]),\n target = $(event.target); // Don't blur if the event occurred on an element that is within\n // the currently focused element\n // See #10527, #12472\n\n if (target.closest(activeElement).length) {\n return;\n } // Blur any element that currently has focus, see #4261\n\n\n $.ui.safeBlur(activeElement);\n },\n _mouseStart: function _mouseStart(event) {\n var o = this.options; //Create and append the visible helper\n\n this.helper = this._createHelper(event);\n\n this._addClass(this.helper, \"ui-draggable-dragging\"); //Cache the helper size\n\n\n this._cacheHelperProportions(); //If ddmanager is used for droppables, set the global draggable\n\n\n if ($.ui.ddmanager) {\n $.ui.ddmanager.current = this;\n }\n /*\n * - Position generation -\n * This block generates everything position related - it's the core of draggables.\n */\n //Cache the margins of the original element\n\n\n this._cacheMargins(); //Store the helper's css position\n\n\n this.cssPosition = this.helper.css(\"position\");\n this.scrollParent = this.helper.scrollParent(true);\n this.offsetParent = this.helper.offsetParent();\n this.hasFixedAncestor = this.helper.parents().filter(function () {\n return $(this).css(\"position\") === \"fixed\";\n }).length > 0; //The element's absolute position on the page minus margins\n\n this.positionAbs = this.element.offset();\n\n this._refreshOffsets(event); //Generate the original position\n\n\n this.originalPosition = this.position = this._generatePosition(event, false);\n this.originalPageX = event.pageX;\n this.originalPageY = event.pageY; //Adjust the mouse offset relative to the helper if \"cursorAt\" is supplied\n\n o.cursorAt && this._adjustOffsetFromHelper(o.cursorAt); //Set a containment if given in the options\n\n this._setContainment(); //Trigger event + callbacks\n\n\n if (this._trigger(\"start\", event) === false) {\n this._clear();\n\n return false;\n } //Recache the helper size\n\n\n this._cacheHelperProportions(); //Prepare the droppable offsets\n\n\n if ($.ui.ddmanager && !o.dropBehaviour) {\n $.ui.ddmanager.prepareOffsets(this, event);\n } // Execute the drag once - this causes the helper not to be visible before getting its\n // correct position\n\n\n this._mouseDrag(event, true); // If the ddmanager is used for droppables, inform the manager that dragging has started\n // (see #5003)\n\n\n if ($.ui.ddmanager) {\n $.ui.ddmanager.dragStart(this, event);\n }\n\n return true;\n },\n _refreshOffsets: function _refreshOffsets(event) {\n this.offset = {\n top: this.positionAbs.top - this.margins.top,\n left: this.positionAbs.left - this.margins.left,\n scroll: false,\n parent: this._getParentOffset(),\n relative: this._getRelativeOffset()\n };\n this.offset.click = {\n left: event.pageX - this.offset.left,\n top: event.pageY - this.offset.top\n };\n },\n _mouseDrag: function _mouseDrag(event, noPropagation) {\n // reset any necessary cached properties (see #5009)\n if (this.hasFixedAncestor) {\n this.offset.parent = this._getParentOffset();\n } //Compute the helpers position\n\n\n this.position = this._generatePosition(event, true);\n this.positionAbs = this._convertPositionTo(\"absolute\"); //Call plugins and callbacks and use the resulting position if something is returned\n\n if (!noPropagation) {\n var ui = this._uiHash();\n\n if (this._trigger(\"drag\", event, ui) === false) {\n this._mouseUp(new $.Event(\"mouseup\", event));\n\n return false;\n }\n\n this.position = ui.position;\n }\n\n this.helper[0].style.left = this.position.left + \"px\";\n this.helper[0].style.top = this.position.top + \"px\";\n\n if ($.ui.ddmanager) {\n $.ui.ddmanager.drag(this, event);\n }\n\n return false;\n },\n _mouseStop: function _mouseStop(event) {\n //If we are using droppables, inform the manager about the drop\n var that = this,\n dropped = false;\n\n if ($.ui.ddmanager && !this.options.dropBehaviour) {\n dropped = $.ui.ddmanager.drop(this, event);\n } //if a drop comes from outside (a sortable)\n\n\n if (this.dropped) {\n dropped = this.dropped;\n this.dropped = false;\n }\n\n 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)) {\n $(this.helper).animate(this.originalPosition, parseInt(this.options.revertDuration, 10), function () {\n if (that._trigger(\"stop\", event) !== false) {\n that._clear();\n }\n });\n } else {\n if (this._trigger(\"stop\", event) !== false) {\n this._clear();\n }\n }\n\n return false;\n },\n _mouseUp: function _mouseUp(event) {\n this._unblockFrames(); // If the ddmanager is used for droppables, inform the manager that dragging has stopped\n // (see #5003)\n\n\n if ($.ui.ddmanager) {\n $.ui.ddmanager.dragStop(this, event);\n } // Only need to focus if the event occurred on the draggable itself, see #10527\n\n\n if (this.handleElement.is(event.target)) {\n // The interaction is over; whether or not the click resulted in a drag,\n // focus the element\n this.element.trigger(\"focus\");\n }\n\n return $.ui.mouse.prototype._mouseUp.call(this, event);\n },\n cancel: function cancel() {\n if (this.helper.is(\".ui-draggable-dragging\")) {\n this._mouseUp(new $.Event(\"mouseup\", {\n target: this.element[0]\n }));\n } else {\n this._clear();\n }\n\n return this;\n },\n _getHandle: function _getHandle(event) {\n return this.options.handle ? !!$(event.target).closest(this.element.find(this.options.handle)).length : true;\n },\n _setHandleClassName: function _setHandleClassName() {\n this.handleElement = this.options.handle ? this.element.find(this.options.handle) : this.element;\n\n this._addClass(this.handleElement, \"ui-draggable-handle\");\n },\n _removeHandleClassName: function _removeHandleClassName() {\n this._removeClass(this.handleElement, \"ui-draggable-handle\");\n },\n _createHelper: function _createHelper(event) {\n var o = this.options,\n helperIsFunction = $.isFunction(o.helper),\n helper = helperIsFunction ? $(o.helper.apply(this.element[0], [event])) : o.helper === \"clone\" ? this.element.clone().removeAttr(\"id\") : this.element;\n\n if (!helper.parents(\"body\").length) {\n helper.appendTo(o.appendTo === \"parent\" ? this.element[0].parentNode : o.appendTo);\n } // Http://bugs.jqueryui.com/ticket/9446\n // a helper function can return the original element\n // which wouldn't have been set to relative in _create\n\n\n if (helperIsFunction && helper[0] === this.element[0]) {\n this._setPositionRelative();\n }\n\n if (helper[0] !== this.element[0] && !/(fixed|absolute)/.test(helper.css(\"position\"))) {\n helper.css(\"position\", \"absolute\");\n }\n\n return helper;\n },\n _setPositionRelative: function _setPositionRelative() {\n if (!/^(?:r|a|f)/.test(this.element.css(\"position\"))) {\n this.element[0].style.position = \"relative\";\n }\n },\n _adjustOffsetFromHelper: function _adjustOffsetFromHelper(obj) {\n if (typeof obj === \"string\") {\n obj = obj.split(\" \");\n }\n\n if ($.isArray(obj)) {\n obj = {\n left: +obj[0],\n top: +obj[1] || 0\n };\n }\n\n if (\"left\" in obj) {\n this.offset.click.left = obj.left + this.margins.left;\n }\n\n if (\"right\" in obj) {\n this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;\n }\n\n if (\"top\" in obj) {\n this.offset.click.top = obj.top + this.margins.top;\n }\n\n if (\"bottom\" in obj) {\n this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;\n }\n },\n _isRootNode: function _isRootNode(element) {\n return /(html|body)/i.test(element.tagName) || element === this.document[0];\n },\n _getParentOffset: function _getParentOffset() {\n //Get the offsetParent and cache its position\n var po = this.offsetParent.offset(),\n document = this.document[0]; // This is a special case where we need to modify a offset calculated on start, since the\n // following happened:\n // 1. The position of the helper is absolute, so it's position is calculated based on the\n // next positioned parent\n // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't\n // the document, which means that the scroll is included in the initial calculation of the\n // offset of the parent, and never recalculated upon drag\n\n if (this.cssPosition === \"absolute\" && this.scrollParent[0] !== document && $.contains(this.scrollParent[0], this.offsetParent[0])) {\n po.left += this.scrollParent.scrollLeft();\n po.top += this.scrollParent.scrollTop();\n }\n\n if (this._isRootNode(this.offsetParent[0])) {\n po = {\n top: 0,\n left: 0\n };\n }\n\n return {\n top: po.top + (parseInt(this.offsetParent.css(\"borderTopWidth\"), 10) || 0),\n left: po.left + (parseInt(this.offsetParent.css(\"borderLeftWidth\"), 10) || 0)\n };\n },\n _getRelativeOffset: function _getRelativeOffset() {\n if (this.cssPosition !== \"relative\") {\n return {\n top: 0,\n left: 0\n };\n }\n\n var p = this.element.position(),\n scrollIsRootNode = this._isRootNode(this.scrollParent[0]);\n\n return {\n top: p.top - (parseInt(this.helper.css(\"top\"), 10) || 0) + (!scrollIsRootNode ? this.scrollParent.scrollTop() : 0),\n left: p.left - (parseInt(this.helper.css(\"left\"), 10) || 0) + (!scrollIsRootNode ? this.scrollParent.scrollLeft() : 0)\n };\n },\n _cacheMargins: function _cacheMargins() {\n this.margins = {\n left: parseInt(this.element.css(\"marginLeft\"), 10) || 0,\n top: parseInt(this.element.css(\"marginTop\"), 10) || 0,\n right: parseInt(this.element.css(\"marginRight\"), 10) || 0,\n bottom: parseInt(this.element.css(\"marginBottom\"), 10) || 0\n };\n },\n _cacheHelperProportions: function _cacheHelperProportions() {\n this.helperProportions = {\n width: this.helper.outerWidth(),\n height: this.helper.outerHeight()\n };\n },\n _setContainment: function _setContainment() {\n var isUserScrollable,\n c,\n ce,\n o = this.options,\n document = this.document[0];\n this.relativeContainer = null;\n\n if (!o.containment) {\n this.containment = null;\n return;\n }\n\n if (o.containment === \"window\") {\n this.containment = [$(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];\n return;\n }\n\n if (o.containment === \"document\") {\n this.containment = [0, 0, $(document).width() - this.helperProportions.width - this.margins.left, ($(document).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top];\n return;\n }\n\n if (o.containment.constructor === Array) {\n this.containment = o.containment;\n return;\n }\n\n if (o.containment === \"parent\") {\n o.containment = this.helper[0].parentNode;\n }\n\n c = $(o.containment);\n ce = c[0];\n\n if (!ce) {\n return;\n }\n\n isUserScrollable = /(scroll|auto)/.test(c.css(\"overflow\"));\n 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];\n this.relativeContainer = c;\n },\n _convertPositionTo: function _convertPositionTo(d, pos) {\n if (!pos) {\n pos = this.position;\n }\n\n var mod = d === \"absolute\" ? 1 : -1,\n scrollIsRootNode = this._isRootNode(this.scrollParent[0]);\n\n return {\n top: // The absolute mouse position\n pos.top + // Only for relative positioned nodes: Relative offset from element to offset parent\n this.offset.relative.top * mod + // The offsetParent's offset without borders (offset + border)\n this.offset.parent.top * mod - (this.cssPosition === \"fixed\" ? -this.offset.scroll.top : scrollIsRootNode ? 0 : this.offset.scroll.top) * mod,\n left: // The absolute mouse position\n pos.left + // Only for relative positioned nodes: Relative offset from element to offset parent\n this.offset.relative.left * mod + // The offsetParent's offset without borders (offset + border)\n this.offset.parent.left * mod - (this.cssPosition === \"fixed\" ? -this.offset.scroll.left : scrollIsRootNode ? 0 : this.offset.scroll.left) * mod\n };\n },\n _generatePosition: function _generatePosition(event, constrainPosition) {\n var containment,\n co,\n top,\n left,\n o = this.options,\n scrollIsRootNode = this._isRootNode(this.scrollParent[0]),\n pageX = event.pageX,\n pageY = event.pageY; // Cache the scroll\n\n\n if (!scrollIsRootNode || !this.offset.scroll) {\n this.offset.scroll = {\n top: this.scrollParent.scrollTop(),\n left: this.scrollParent.scrollLeft()\n };\n }\n /*\n * - Position constraining -\n * Constrain the position to a mix of grid, containment.\n */\n // If we are not dragging yet, we won't check for options\n\n\n if (constrainPosition) {\n if (this.containment) {\n if (this.relativeContainer) {\n co = this.relativeContainer.offset();\n containment = [this.containment[0] + co.left, this.containment[1] + co.top, this.containment[2] + co.left, this.containment[3] + co.top];\n } else {\n containment = this.containment;\n }\n\n if (event.pageX - this.offset.click.left < containment[0]) {\n pageX = containment[0] + this.offset.click.left;\n }\n\n if (event.pageY - this.offset.click.top < containment[1]) {\n pageY = containment[1] + this.offset.click.top;\n }\n\n if (event.pageX - this.offset.click.left > containment[2]) {\n pageX = containment[2] + this.offset.click.left;\n }\n\n if (event.pageY - this.offset.click.top > containment[3]) {\n pageY = containment[3] + this.offset.click.top;\n }\n }\n\n if (o.grid) {\n //Check for grid elements set to 0 to prevent divide by 0 error causing invalid\n // argument errors in IE (see ticket #6950)\n top = o.grid[1] ? this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1] : this.originalPageY;\n 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;\n left = o.grid[0] ? this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0] : this.originalPageX;\n 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;\n }\n\n if (o.axis === \"y\") {\n pageX = this.originalPageX;\n }\n\n if (o.axis === \"x\") {\n pageY = this.originalPageY;\n }\n }\n\n return {\n top: // The absolute mouse position\n pageY - // Click offset (relative to the element)\n this.offset.click.top - // Only for relative positioned nodes: Relative offset from element to offset parent\n this.offset.relative.top - // The offsetParent's offset without borders (offset + border)\n this.offset.parent.top + (this.cssPosition === \"fixed\" ? -this.offset.scroll.top : scrollIsRootNode ? 0 : this.offset.scroll.top),\n left: // The absolute mouse position\n pageX - // Click offset (relative to the element)\n this.offset.click.left - // Only for relative positioned nodes: Relative offset from element to offset parent\n this.offset.relative.left - // The offsetParent's offset without borders (offset + border)\n this.offset.parent.left + (this.cssPosition === \"fixed\" ? -this.offset.scroll.left : scrollIsRootNode ? 0 : this.offset.scroll.left)\n };\n },\n _clear: function _clear() {\n this._removeClass(this.helper, \"ui-draggable-dragging\");\n\n if (this.helper[0] !== this.element[0] && !this.cancelHelperRemoval) {\n this.helper.remove();\n }\n\n this.helper = null;\n this.cancelHelperRemoval = false;\n\n if (this.destroyOnClear) {\n this.destroy();\n }\n },\n // From now on bulk stuff - mainly helpers\n _trigger: function _trigger(type, event, ui) {\n ui = ui || this._uiHash();\n $.ui.plugin.call(this, type, [event, ui, this], true); // Absolute position and offset (see #6884 ) have to be recalculated after plugins\n\n if (/^(drag|start|stop)/.test(type)) {\n this.positionAbs = this._convertPositionTo(\"absolute\");\n ui.offset = this.positionAbs;\n }\n\n return $.Widget.prototype._trigger.call(this, type, event, ui);\n },\n plugins: {},\n _uiHash: function _uiHash() {\n return {\n helper: this.helper,\n position: this.position,\n originalPosition: this.originalPosition,\n offset: this.positionAbs\n };\n }\n });\n $.ui.plugin.add(\"draggable\", \"connectToSortable\", {\n start: function start(event, ui, draggable) {\n var uiSortable = $.extend({}, ui, {\n item: draggable.element\n });\n draggable.sortables = [];\n $(draggable.options.connectToSortable).each(function () {\n var sortable = $(this).sortable(\"instance\");\n\n if (sortable && !sortable.options.disabled) {\n draggable.sortables.push(sortable); // RefreshPositions is called at drag start to refresh the containerCache\n // which is used in drag. This ensures it's initialized and synchronized\n // with any changes that might have happened on the page since initialization.\n\n sortable.refreshPositions();\n\n sortable._trigger(\"activate\", event, uiSortable);\n }\n });\n },\n stop: function stop(event, ui, draggable) {\n var uiSortable = $.extend({}, ui, {\n item: draggable.element\n });\n draggable.cancelHelperRemoval = false;\n $.each(draggable.sortables, function () {\n var sortable = this;\n\n if (sortable.isOver) {\n sortable.isOver = 0; // Allow this sortable to handle removing the helper\n\n draggable.cancelHelperRemoval = true;\n sortable.cancelHelperRemoval = false; // Use _storedCSS To restore properties in the sortable,\n // as this also handles revert (#9675) since the draggable\n // may have modified them in unexpected ways (#8809)\n\n sortable._storedCSS = {\n position: sortable.placeholder.css(\"position\"),\n top: sortable.placeholder.css(\"top\"),\n left: sortable.placeholder.css(\"left\")\n };\n\n sortable._mouseStop(event); // Once drag has ended, the sortable should return to using\n // its original helper, not the shared helper from draggable\n\n\n sortable.options.helper = sortable.options._helper;\n } else {\n // Prevent this Sortable from removing the helper.\n // However, don't set the draggable to remove the helper\n // either as another connected Sortable may yet handle the removal.\n sortable.cancelHelperRemoval = true;\n\n sortable._trigger(\"deactivate\", event, uiSortable);\n }\n });\n },\n drag: function drag(event, ui, draggable) {\n $.each(draggable.sortables, function () {\n var innermostIntersecting = false,\n sortable = this; // Copy over variables that sortable's _intersectsWith uses\n\n sortable.positionAbs = draggable.positionAbs;\n sortable.helperProportions = draggable.helperProportions;\n sortable.offset.click = draggable.offset.click;\n\n if (sortable._intersectsWith(sortable.containerCache)) {\n innermostIntersecting = true;\n $.each(draggable.sortables, function () {\n // Copy over variables that sortable's _intersectsWith uses\n this.positionAbs = draggable.positionAbs;\n this.helperProportions = draggable.helperProportions;\n this.offset.click = draggable.offset.click;\n\n if (this !== sortable && this._intersectsWith(this.containerCache) && $.contains(sortable.element[0], this.element[0])) {\n innermostIntersecting = false;\n }\n\n return innermostIntersecting;\n });\n }\n\n if (innermostIntersecting) {\n // If it intersects, we use a little isOver variable and set it once,\n // so that the move-in stuff gets fired only once.\n if (!sortable.isOver) {\n sortable.isOver = 1; // Store draggable's parent in case we need to reappend to it later.\n\n draggable._parent = ui.helper.parent();\n sortable.currentItem = ui.helper.appendTo(sortable.element).data(\"ui-sortable-item\", true); // Store helper option to later restore it\n\n sortable.options._helper = sortable.options.helper;\n\n sortable.options.helper = function () {\n return ui.helper[0];\n }; // Fire the start events of the sortable with our passed browser event,\n // and our own helper (so it doesn't create a new one)\n\n\n event.target = sortable.currentItem[0];\n\n sortable._mouseCapture(event, true);\n\n sortable._mouseStart(event, true, true); // Because the browser event is way off the new appended portlet,\n // modify necessary variables to reflect the changes\n\n\n sortable.offset.click.top = draggable.offset.click.top;\n sortable.offset.click.left = draggable.offset.click.left;\n sortable.offset.parent.left -= draggable.offset.parent.left - sortable.offset.parent.left;\n sortable.offset.parent.top -= draggable.offset.parent.top - sortable.offset.parent.top;\n\n draggable._trigger(\"toSortable\", event); // Inform draggable that the helper is in a valid drop zone,\n // used solely in the revert option to handle \"valid/invalid\".\n\n\n draggable.dropped = sortable.element; // Need to refreshPositions of all sortables in the case that\n // adding to one sortable changes the location of the other sortables (#9675)\n\n $.each(draggable.sortables, function () {\n this.refreshPositions();\n }); // Hack so receive/update callbacks work (mostly)\n\n draggable.currentItem = draggable.element;\n sortable.fromOutside = draggable;\n }\n\n if (sortable.currentItem) {\n sortable._mouseDrag(event); // Copy the sortable's position because the draggable's can potentially reflect\n // a relative position, while sortable is always absolute, which the dragged\n // element has now become. (#8809)\n\n\n ui.position = sortable.position;\n }\n } else {\n // If it doesn't intersect with the sortable, and it intersected before,\n // we fake the drag stop of the sortable, but make sure it doesn't remove\n // the helper by using cancelHelperRemoval.\n if (sortable.isOver) {\n sortable.isOver = 0;\n sortable.cancelHelperRemoval = true; // Calling sortable's mouseStop would trigger a revert,\n // so revert must be temporarily false until after mouseStop is called.\n\n sortable.options._revert = sortable.options.revert;\n sortable.options.revert = false;\n\n sortable._trigger(\"out\", event, sortable._uiHash(sortable));\n\n sortable._mouseStop(event, true); // Restore sortable behaviors that were modfied\n // when the draggable entered the sortable area (#9481)\n\n\n sortable.options.revert = sortable.options._revert;\n sortable.options.helper = sortable.options._helper;\n\n if (sortable.placeholder) {\n sortable.placeholder.remove();\n } // Restore and recalculate the draggable's offset considering the sortable\n // may have modified them in unexpected ways. (#8809, #10669)\n\n\n ui.helper.appendTo(draggable._parent);\n\n draggable._refreshOffsets(event);\n\n ui.position = draggable._generatePosition(event, true);\n\n draggable._trigger(\"fromSortable\", event); // Inform draggable that the helper is no longer in a valid drop zone\n\n\n draggable.dropped = false; // Need to refreshPositions of all sortables just in case removing\n // from one sortable changes the location of other sortables (#9675)\n\n $.each(draggable.sortables, function () {\n this.refreshPositions();\n });\n }\n }\n });\n }\n });\n $.ui.plugin.add(\"draggable\", \"cursor\", {\n start: function start(event, ui, instance) {\n var t = $(\"body\"),\n o = instance.options;\n\n if (t.css(\"cursor\")) {\n o._cursor = t.css(\"cursor\");\n }\n\n t.css(\"cursor\", o.cursor);\n },\n stop: function stop(event, ui, instance) {\n var o = instance.options;\n\n if (o._cursor) {\n $(\"body\").css(\"cursor\", o._cursor);\n }\n }\n });\n $.ui.plugin.add(\"draggable\", \"opacity\", {\n start: function start(event, ui, instance) {\n var t = $(ui.helper),\n o = instance.options;\n\n if (t.css(\"opacity\")) {\n o._opacity = t.css(\"opacity\");\n }\n\n t.css(\"opacity\", o.opacity);\n },\n stop: function stop(event, ui, instance) {\n var o = instance.options;\n\n if (o._opacity) {\n $(ui.helper).css(\"opacity\", o._opacity);\n }\n }\n });\n $.ui.plugin.add(\"draggable\", \"scroll\", {\n start: function start(event, ui, i) {\n if (!i.scrollParentNotHidden) {\n i.scrollParentNotHidden = i.helper.scrollParent(false);\n }\n\n if (i.scrollParentNotHidden[0] !== i.document[0] && i.scrollParentNotHidden[0].tagName !== \"HTML\") {\n i.overflowOffset = i.scrollParentNotHidden.offset();\n }\n },\n drag: function drag(event, ui, i) {\n var o = i.options,\n scrolled = false,\n scrollParent = i.scrollParentNotHidden[0],\n document = i.document[0];\n\n if (scrollParent !== document && scrollParent.tagName !== \"HTML\") {\n if (!o.axis || o.axis !== \"x\") {\n if (i.overflowOffset.top + scrollParent.offsetHeight - event.pageY < o.scrollSensitivity) {\n scrollParent.scrollTop = scrolled = scrollParent.scrollTop + o.scrollSpeed;\n } else if (event.pageY - i.overflowOffset.top < o.scrollSensitivity) {\n scrollParent.scrollTop = scrolled = scrollParent.scrollTop - o.scrollSpeed;\n }\n }\n\n if (!o.axis || o.axis !== \"y\") {\n if (i.overflowOffset.left + scrollParent.offsetWidth - event.pageX < o.scrollSensitivity) {\n scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft + o.scrollSpeed;\n } else if (event.pageX - i.overflowOffset.left < o.scrollSensitivity) {\n scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft - o.scrollSpeed;\n }\n }\n } else {\n if (!o.axis || o.axis !== \"x\") {\n if (event.pageY - $(document).scrollTop() < o.scrollSensitivity) {\n scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);\n } else if ($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity) {\n scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);\n }\n }\n\n if (!o.axis || o.axis !== \"y\") {\n if (event.pageX - $(document).scrollLeft() < o.scrollSensitivity) {\n scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);\n } else if ($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity) {\n scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);\n }\n }\n }\n\n if (scrolled !== false && $.ui.ddmanager && !o.dropBehaviour) {\n $.ui.ddmanager.prepareOffsets(i, event);\n }\n }\n });\n $.ui.plugin.add(\"draggable\", \"snap\", {\n start: function start(event, ui, i) {\n var o = i.options;\n i.snapElements = [];\n $(o.snap.constructor !== String ? o.snap.items || \":data(ui-draggable)\" : o.snap).each(function () {\n var $t = $(this),\n $o = $t.offset();\n\n if (this !== i.element[0]) {\n i.snapElements.push({\n item: this,\n width: $t.outerWidth(),\n height: $t.outerHeight(),\n top: $o.top,\n left: $o.left\n });\n }\n });\n },\n drag: function drag(event, ui, inst) {\n var ts,\n bs,\n ls,\n rs,\n l,\n r,\n t,\n b,\n i,\n first,\n o = inst.options,\n d = o.snapTolerance,\n x1 = ui.offset.left,\n x2 = x1 + inst.helperProportions.width,\n y1 = ui.offset.top,\n y2 = y1 + inst.helperProportions.height;\n\n for (i = inst.snapElements.length - 1; i >= 0; i--) {\n l = inst.snapElements[i].left - inst.margins.left;\n r = l + inst.snapElements[i].width;\n t = inst.snapElements[i].top - inst.margins.top;\n b = t + inst.snapElements[i].height;\n\n if (x2 < l - d || x1 > r + d || y2 < t - d || y1 > b + d || !$.contains(inst.snapElements[i].item.ownerDocument, inst.snapElements[i].item)) {\n if (inst.snapElements[i].snapping) {\n inst.options.snap.release && inst.options.snap.release.call(inst.element, event, $.extend(inst._uiHash(), {\n snapItem: inst.snapElements[i].item\n }));\n }\n\n inst.snapElements[i].snapping = false;\n continue;\n }\n\n if (o.snapMode !== \"inner\") {\n ts = Math.abs(t - y2) <= d;\n bs = Math.abs(b - y1) <= d;\n ls = Math.abs(l - x2) <= d;\n rs = Math.abs(r - x1) <= d;\n\n if (ts) {\n ui.position.top = inst._convertPositionTo(\"relative\", {\n top: t - inst.helperProportions.height,\n left: 0\n }).top;\n }\n\n if (bs) {\n ui.position.top = inst._convertPositionTo(\"relative\", {\n top: b,\n left: 0\n }).top;\n }\n\n if (ls) {\n ui.position.left = inst._convertPositionTo(\"relative\", {\n top: 0,\n left: l - inst.helperProportions.width\n }).left;\n }\n\n if (rs) {\n ui.position.left = inst._convertPositionTo(\"relative\", {\n top: 0,\n left: r\n }).left;\n }\n }\n\n first = ts || bs || ls || rs;\n\n if (o.snapMode !== \"outer\") {\n ts = Math.abs(t - y1) <= d;\n bs = Math.abs(b - y2) <= d;\n ls = Math.abs(l - x1) <= d;\n rs = Math.abs(r - x2) <= d;\n\n if (ts) {\n ui.position.top = inst._convertPositionTo(\"relative\", {\n top: t,\n left: 0\n }).top;\n }\n\n if (bs) {\n ui.position.top = inst._convertPositionTo(\"relative\", {\n top: b - inst.helperProportions.height,\n left: 0\n }).top;\n }\n\n if (ls) {\n ui.position.left = inst._convertPositionTo(\"relative\", {\n top: 0,\n left: l\n }).left;\n }\n\n if (rs) {\n ui.position.left = inst._convertPositionTo(\"relative\", {\n top: 0,\n left: r - inst.helperProportions.width\n }).left;\n }\n }\n\n if (!inst.snapElements[i].snapping && (ts || bs || ls || rs || first)) {\n inst.options.snap.snap && inst.options.snap.snap.call(inst.element, event, $.extend(inst._uiHash(), {\n snapItem: inst.snapElements[i].item\n }));\n }\n\n inst.snapElements[i].snapping = ts || bs || ls || rs || first;\n }\n }\n });\n $.ui.plugin.add(\"draggable\", \"stack\", {\n start: function start(event, ui, instance) {\n var min,\n o = instance.options,\n group = $.makeArray($(o.stack)).sort(function (a, b) {\n return (parseInt($(a).css(\"zIndex\"), 10) || 0) - (parseInt($(b).css(\"zIndex\"), 10) || 0);\n });\n\n if (!group.length) {\n return;\n }\n\n min = parseInt($(group[0]).css(\"zIndex\"), 10) || 0;\n $(group).each(function (i) {\n $(this).css(\"zIndex\", min + i);\n });\n this.css(\"zIndex\", min + group.length);\n }\n });\n $.ui.plugin.add(\"draggable\", \"zIndex\", {\n start: function start(event, ui, instance) {\n var t = $(ui.helper),\n o = instance.options;\n\n if (t.css(\"zIndex\")) {\n o._zIndex = t.css(\"zIndex\");\n }\n\n t.css(\"zIndex\", o.zIndex);\n },\n stop: function stop(event, ui, instance) {\n var o = instance.options;\n\n if (o._zIndex) {\n $(ui.helper).css(\"zIndex\", o._zIndex);\n }\n }\n });\n return $.ui.draggable;\n});","(function (factory) {\n if (typeof define === \"function\" && define.amd) {\n // AMD. Register as an anonymous module.\n define([\"jquery\", \"./version\"], factory);\n } else {\n // Browser globals\n factory(jQuery);\n }\n})(function ($) {\n return $.ui.safeActiveElement = function (document) {\n var activeElement; // Support: IE 9 only\n // IE9 throws an \"Unspecified error\" accessing document.activeElement from an