4 lines
18 KiB
JavaScript
4 lines
18 KiB
JavaScript
/*! jQuery UI - v1.11.4 - 2015-03-13
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* http://jqueryui.com
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* Copyright jQuery Foundation and other contributors; Licensed MIT */
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(function(t){"function"==typeof define&&define.amd?define(["jquery","./core","./mouse","./widget"],t):t(jQuery)})(function(t){return t.widget("ui.draggable",t.ui.mouse,{version:"1.11.4",widgetEventPrefix:"drag",options:{addClasses:!0,appendTo:"parent",axis:!1,connectToSortable:!1,containment:!1,cursor:"auto",cursorAt:!1,grid:!1,handle:!1,helper:"original",iframeFix:!1,opacity:!1,refreshPositions:!1,revert:!1,revertDuration:500,scope:"default",scroll:!0,scrollSensitivity:20,scrollSpeed:20,snap:!1,snapMode:"both",snapTolerance:20,stack:!1,zIndex:!1,drag:null,start:null,stop:null},_create:function(){"original"===this.options.helper&&this._setPositionRelative(),this.options.addClasses&&this.element.addClass("ui-draggable"),this.options.disabled&&this.element.addClass("ui-draggable-disabled"),this._setHandleClassName(),this._mouseInit()},_setOption:function(t,e){this._super(t,e),"handle"===t&&(this._removeHandleClassName(),this._setHandleClassName())},_destroy:function(){return(this.helper||this.element).is(".ui-draggable-dragging")?(this.destroyOnClear=!0,void 0):(this.element.removeClass("ui-draggable ui-draggable-dragging ui-draggable-disabled"),this._removeHandleClassName(),this._mouseDestroy(),void 0)},_mouseCapture:function(e){var i=this.options;return this._blurActiveElement(e),this.helper||i.disabled||t(e.target).closest(".ui-resizable-handle").length>0?!1:(this.handle=this._getHandle(e),this.handle?(this._blockFrames(i.iframeFix===!0?"iframe":i.iframeFix),!0):!1)},_blockFrames:function(e){this.iframeBlocks=this.document.find(e).map(function(){var e=t(this);return t("<div>").css("position","absolute").appendTo(e.parent()).outerWidth(e.outerWidth()).outerHeight(e.outerHeight()).offset(e.offset())[0]})},_unblockFrames:function(){this.iframeBlocks&&(this.iframeBlocks.remove(),delete this.iframeBlocks)},_blurActiveElement:function(e){var i=this.document[0];if(this.handleElement.is(e.target))try{i.activeElement&&"body"!==i.activeElement.nodeName.toLowerCase()&&t(i.activeElement).blur()}catch(s){}},_mouseStart:function(e){var i=this.options;return this.helper=this._createHelper(e),this.helper.addClass("ui-draggable-dragging"),this._cacheHelperProportions(),t.ui.ddmanager&&(t.ui.ddmanager.current=this),this._cacheMargins(),this.cssPosition=this.helper.css("position"),this.scrollParent=this.helper.scrollParent(!0),this.offsetParent=this.helper.offsetParent(),this.hasFixedAncestor=this.helper.parents().filter(function(){return"fixed"===t(this).css("position")}).length>0,this.positionAbs=this.element.offset(),this._refreshOffsets(e),this.originalPosition=this.position=this._generatePosition(e,!1),this.originalPageX=e.pageX,this.originalPageY=e.pageY,i.cursorAt&&this._adjustOffsetFromHelper(i.cursorAt),this._setContainment(),this._trigger("start",e)===!1?(this._clear(),!1):(this._cacheHelperProportions(),t.ui.ddmanager&&!i.dropBehaviour&&t.ui.ddmanager.prepareOffsets(this,e),this._normalizeRightBottom(),this._mouseDrag(e,!0),t.ui.ddmanager&&t.ui.ddmanager.dragStart(this,e),!0)},_refreshOffsets:function(t){this.offset={top:this.positionAbs.top-this.margins.top,left:this.positionAbs.left-this.margins.left,scroll:!1,parent:this._getParentOffset(),relative:this._getRelativeOffset()},this.offset.click={left:t.pageX-this.offset.left,top:t.pageY-this.offset.top}},_mouseDrag:function(e,i){if(this.hasFixedAncestor&&(this.offset.parent=this._getParentOffset()),this.position=this._generatePosition(e,!0),this.positionAbs=this._convertPositionTo("absolute"),!i){var s=this._uiHash();if(this._trigger("drag",e,s)===!1)return this._mouseUp({}),!1;this.position=s.position}return this.helper[0].style.left=this.position.left+"px",this.helper[0].style.top=this.position.top+"px",t.ui.ddmanager&&t.ui.ddmanager.drag(this,e),!1},_mouseStop:function(e){var i=this,s=!1;return t.ui.ddmanager&&!this.options.dropBehaviour&&(s=t.ui.ddmanager.drop(this,e)),this.dropped&&(s=this.dropped,this.dropped=!1),"invalid"===this.options.revert&&!s||"valid"===this.options.revert&&s||this.options.revert===!0||t.isFunction(this.options.revert)&&this.options.revert.call(this.element,s)?t(this.helper).animate(this.originalPosition,parseInt(this.options.revertDuration,10),function(){i._trigger("stop",e)!==!1&&i._clear()}):this._trigger("stop",e)!==!1&&this._clear(),!1},_mouseUp:function(e){return this._unblockFrames(),t.ui.ddmanager&&t.ui.ddmanager.dragStop(this,e),this.handleElement.is(e.target)&&this.element.focus(),t.ui.mouse.prototype._mouseUp.call(this,e)},cancel:function(){return this.helper.is(".ui-draggable-dragging")?this._mouseUp({}):this._clear(),this},_getHandle:function(e){return this.options.handle?!!t(e.target).closest(this.element.find(this.options.handle)).length:!0},_setHandleClassName:function(){this.handleElement=this.options.handle?this.element.find(this.options.handle):this.element,this.handleElement.addClass("ui-draggable-handle")},_removeHandleClassName:function(){this.handleElement.removeClass("ui-draggable-handle")},_createHelper:function(e){var i=this.options,s=t.isFunction(i.helper),o=s?t(i.helper.apply(this.element[0],[e])):"clone"===i.helper?this.element.clone().removeAttr("id"):this.element;return o.parents("body").length||o.appendTo("parent"===i.appendTo?this.element[0].parentNode:i.appendTo),s&&o[0]===this.element[0]&&this._setPositionRelative(),o[0]===this.element[0]||/(fixed|absolute)/.test(o.css("position"))||o.css("position","absolute"),o},_setPositionRelative:function(){/^(?:r|a|f)/.test(this.element.css("position"))||(this.element[0].style.position="relative")},_adjustOffsetFromHelper:function(e){"string"==typeof e&&(e=e.split(" ")),t.isArray(e)&&(e={left:+e[0],top:+e[1]||0}),"left"in e&&(this.offset.click.left=e.left+this.margins.left),"right"in e&&(this.offset.click.left=this.helperProportions.width-e.right+this.margins.left),"top"in e&&(this.offset.click.top=e.top+this.margins.top),"bottom"in e&&(this.offset.click.top=this.helperProportions.height-e.bottom+this.margins.top)},_isRootNode:function(t){return/(html|body)/i.test(t.tagName)||t===this.document[0]},_getParentOffset:function(){var e=this.offsetParent.offset(),i=this.document[0];return"absolute"===this.cssPosition&&this.scrollParent[0]!==i&&t.contains(this.scrollParent[0],this.offsetParent[0])&&(e.left+=this.scrollParent.scrollLeft(),e.top+=this.scrollParent.scrollTop()),this._isRootNode(this.offsetParent[0])&&(e={top:0,left:0}),{top:e.top+(parseInt(this.offsetParent.css("borderTopWidth"),10)||0),left:e.left+(parseInt(this.offsetParent.css("borderLeftWidth"),10)||0)}},_getRelativeOffset:function(){if("relative"!==this.cssPosition)return{top:0,left:0};var t=this.element.position(),e=this._isRootNode(this.scrollParent[0]);return{top:t.top-(parseInt(this.helper.css("top"),10)||0)+(e?0:this.scrollParent.scrollTop()),left:t.left-(parseInt(this.helper.css("left"),10)||0)+(e?0:this.scrollParent.scrollLeft())}},_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 e,i,s,o=this.options,n=this.document[0];return this.relativeContainer=null,o.containment?"window"===o.containment?(this.containment=[t(window).scrollLeft()-this.offset.relative.left-this.offset.parent.left,t(window).scrollTop()-this.offset.relative.top-this.offset.parent.top,t(window).scrollLeft()+t(window).width()-this.helperProportions.width-this.margins.left,t(window).scrollTop()+(t(window).height()||n.body.parentNode.scrollHeight)-this.helperProportions.height-this.margins.top],void 0):"document"===o.containment?(this.containment=[0,0,t(n).width()-this.helperProportions.width-this.margins.left,(t(n).height()||n.body.parentNode.scrollHeight)-this.helperProportions.height-this.margins.top],void 0):o.containment.constructor===Array?(this.containment=o.containment,void 0):("parent"===o.containment&&(o.containment=this.helper[0].parentNode),i=t(o.containment),s=i[0],s&&(e=/(scroll|auto)/.test(i.css("overflow")),this.containment=[(parseInt(i.css("borderLeftWidth"),10)||0)+(parseInt(i.css("paddingLeft"),10)||0),(parseInt(i.css("borderTopWidth"),10)||0)+(parseInt(i.css("paddingTop"),10)||0),(e?Math.max(s.scrollWidth,s.offsetWidth):s.offsetWidth)-(parseInt(i.css("borderRightWidth"),10)||0)-(parseInt(i.css("paddingRight"),10)||0)-this.helperProportions.width-this.margins.left-this.margins.right,(e?Math.max(s.scrollHeight,s.offsetHeight):s.offsetHeight)-(parseInt(i.css("borderBottomWidth"),10)||0)-(parseInt(i.css("paddingBottom"),10)||0)-this.helperProportions.height-this.margins.top-this.margins.bottom],this.relativeContainer=i),void 0):(this.containment=null,void 0)},_convertPositionTo:function(t,e){e||(e=this.position);var i="absolute"===t?1:-1,s=this._isRootNode(this.scrollParent[0]);return{top:e.top+this.offset.relative.top*i+this.offset.parent.top*i-("fixed"===this.cssPosition?-this.offset.scroll.top:s?0:this.offset.scroll.top)*i,left:e.left+this.offset.relative.left*i+this.offset.parent.left*i-("fixed"===this.cssPosition?-this.offset.scroll.left:s?0:this.offset.scroll.left)*i}},_generatePosition:function(t,e){var i,s,o,n,r=this.options,a=this._isRootNode(this.scrollParent[0]),l=t.pageX,h=t.pageY;return a&&this.offset.scroll||(this.offset.scroll={top:this.scrollParent.scrollTop(),left:this.scrollParent.scrollLeft()}),e&&(this.containment&&(this.relativeContainer?(s=this.relativeContainer.offset(),i=[this.containment[0]+s.left,this.containment[1]+s.top,this.containment[2]+s.left,this.containment[3]+s.top]):i=this.containment,t.pageX-this.offset.click.left<i[0]&&(l=i[0]+this.offset.click.left),t.pageY-this.offset.click.top<i[1]&&(h=i[1]+this.offset.click.top),t.pageX-this.offset.click.left>i[2]&&(l=i[2]+this.offset.click.left),t.pageY-this.offset.click.top>i[3]&&(h=i[3]+this.offset.click.top)),r.grid&&(o=r.grid[1]?this.originalPageY+Math.round((h-this.originalPageY)/r.grid[1])*r.grid[1]:this.originalPageY,h=i?o-this.offset.click.top>=i[1]||o-this.offset.click.top>i[3]?o:o-this.offset.click.top>=i[1]?o-r.grid[1]:o+r.grid[1]:o,n=r.grid[0]?this.originalPageX+Math.round((l-this.originalPageX)/r.grid[0])*r.grid[0]:this.originalPageX,l=i?n-this.offset.click.left>=i[0]||n-this.offset.click.left>i[2]?n:n-this.offset.click.left>=i[0]?n-r.grid[0]:n+r.grid[0]:n),"y"===r.axis&&(l=this.originalPageX),"x"===r.axis&&(h=this.originalPageY)),{top:h-this.offset.click.top-this.offset.relative.top-this.offset.parent.top+("fixed"===this.cssPosition?-this.offset.scroll.top:a?0:this.offset.scroll.top),left:l-this.offset.click.left-this.offset.relative.left-this.offset.parent.left+("fixed"===this.cssPosition?-this.offset.scroll.left:a?0:this.offset.scroll.left)}},_clear:function(){this.helper.removeClass("ui-draggable-dragging"),this.helper[0]===this.element[0]||this.cancelHelperRemoval||this.helper.remove(),this.helper=null,this.cancelHelperRemoval=!1,this.destroyOnClear&&this.destroy()},_normalizeRightBottom:function(){"y"!==this.options.axis&&"auto"!==this.helper.css("right")&&(this.helper.width(this.helper.width()),this.helper.css("right","auto")),"x"!==this.options.axis&&"auto"!==this.helper.css("bottom")&&(this.helper.height(this.helper.height()),this.helper.css("bottom","auto"))},_trigger:function(e,i,s){return s=s||this._uiHash(),t.ui.plugin.call(this,e,[i,s,this],!0),/^(drag|start|stop)/.test(e)&&(this.positionAbs=this._convertPositionTo("absolute"),s.offset=this.positionAbs),t.Widget.prototype._trigger.call(this,e,i,s)},plugins:{},_uiHash:function(){return{helper:this.helper,position:this.position,originalPosition:this.originalPosition,offset:this.positionAbs}}}),t.ui.plugin.add("draggable","connectToSortable",{start:function(e,i,s){var o=t.extend({},i,{item:s.element});s.sortables=[],t(s.options.connectToSortable).each(function(){var i=t(this).sortable("instance");i&&!i.options.disabled&&(s.sortables.push(i),i.refreshPositions(),i._trigger("activate",e,o))})},stop:function(e,i,s){var o=t.extend({},i,{item:s.element});s.cancelHelperRemoval=!1,t.each(s.sortables,function(){var t=this;t.isOver?(t.isOver=0,s.cancelHelperRemoval=!0,t.cancelHelperRemoval=!1,t._storedCSS={position:t.placeholder.css("position"),top:t.placeholder.css("top"),left:t.placeholder.css("left")},t._mouseStop(e),t.options.helper=t.options._helper):(t.cancelHelperRemoval=!0,t._trigger("deactivate",e,o))})},drag:function(e,i,s){t.each(s.sortables,function(){var o=!1,n=this;n.positionAbs=s.positionAbs,n.helperProportions=s.helperProportions,n.offset.click=s.offset.click,n._intersectsWith(n.containerCache)&&(o=!0,t.each(s.sortables,function(){return this.positionAbs=s.positionAbs,this.helperProportions=s.helperProportions,this.offset.click=s.offset.click,this!==n&&this._intersectsWith(this.containerCache)&&t.contains(n.element[0],this.element[0])&&(o=!1),o})),o?(n.isOver||(n.isOver=1,s._parent=i.helper.parent(),n.currentItem=i.helper.appendTo(n.element).data("ui-sortable-item",!0),n.options._helper=n.options.helper,n.options.helper=function(){return i.helper[0]},e.target=n.currentItem[0],n._mouseCapture(e,!0),n._mouseStart(e,!0,!0),n.offset.click.top=s.offset.click.top,n.offset.click.left=s.offset.click.left,n.offset.parent.left-=s.offset.parent.left-n.offset.parent.left,n.offset.parent.top-=s.offset.parent.top-n.offset.parent.top,s._trigger("toSortable",e),s.dropped=n.element,t.each(s.sortables,function(){this.refreshPositions()}),s.currentItem=s.element,n.fromOutside=s),n.currentItem&&(n._mouseDrag(e),i.position=n.position)):n.isOver&&(n.isOver=0,n.cancelHelperRemoval=!0,n.options._revert=n.options.revert,n.options.revert=!1,n._trigger("out",e,n._uiHash(n)),n._mouseStop(e,!0),n.options.revert=n.options._revert,n.options.helper=n.options._helper,n.placeholder&&n.placeholder.remove(),i.helper.appendTo(s._parent),s._refreshOffsets(e),i.position=s._generatePosition(e,!0),s._trigger("fromSortable",e),s.dropped=!1,t.each(s.sortables,function(){this.refreshPositions()}))})}}),t.ui.plugin.add("draggable","cursor",{start:function(e,i,s){var o=t("body"),n=s.options;o.css("cursor")&&(n._cursor=o.css("cursor")),o.css("cursor",n.cursor)},stop:function(e,i,s){var o=s.options;o._cursor&&t("body").css("cursor",o._cursor)}}),t.ui.plugin.add("draggable","opacity",{start:function(e,i,s){var o=t(i.helper),n=s.options;o.css("opacity")&&(n._opacity=o.css("opacity")),o.css("opacity",n.opacity)},stop:function(e,i,s){var o=s.options;o._opacity&&t(i.helper).css("opacity",o._opacity)}}),t.ui.plugin.add("draggable","scroll",{start:function(t,e,i){i.scrollParentNotHidden||(i.scrollParentNotHidden=i.helper.scrollParent(!1)),i.scrollParentNotHidden[0]!==i.document[0]&&"HTML"!==i.scrollParentNotHidden[0].tagName&&(i.overflowOffset=i.scrollParentNotHidden.offset())},drag:function(e,i,s){var o=s.options,n=!1,r=s.scrollParentNotHidden[0],a=s.document[0];r!==a&&"HTML"!==r.tagName?(o.axis&&"x"===o.axis||(s.overflowOffset.top+r.offsetHeight-e.pageY<o.scrollSensitivity?r.scrollTop=n=r.scrollTop+o.scrollSpeed:e.pageY-s.overflowOffset.top<o.scrollSensitivity&&(r.scrollTop=n=r.scrollTop-o.scrollSpeed)),o.axis&&"y"===o.axis||(s.overflowOffset.left+r.offsetWidth-e.pageX<o.scrollSensitivity?r.scrollLeft=n=r.scrollLeft+o.scrollSpeed:e.pageX-s.overflowOffset.left<o.scrollSensitivity&&(r.scrollLeft=n=r.scrollLeft-o.scrollSpeed))):(o.axis&&"x"===o.axis||(e.pageY-t(a).scrollTop()<o.scrollSensitivity?n=t(a).scrollTop(t(a).scrollTop()-o.scrollSpeed):t(window).height()-(e.pageY-t(a).scrollTop())<o.scrollSensitivity&&(n=t(a).scrollTop(t(a).scrollTop()+o.scrollSpeed))),o.axis&&"y"===o.axis||(e.pageX-t(a).scrollLeft()<o.scrollSensitivity?n=t(a).scrollLeft(t(a).scrollLeft()-o.scrollSpeed):t(window).width()-(e.pageX-t(a).scrollLeft())<o.scrollSensitivity&&(n=t(a).scrollLeft(t(a).scrollLeft()+o.scrollSpeed)))),n!==!1&&t.ui.ddmanager&&!o.dropBehaviour&&t.ui.ddmanager.prepareOffsets(s,e)}}),t.ui.plugin.add("draggable","snap",{start:function(e,i,s){var o=s.options;s.snapElements=[],t(o.snap.constructor!==String?o.snap.items||":data(ui-draggable)":o.snap).each(function(){var e=t(this),i=e.offset();this!==s.element[0]&&s.snapElements.push({item:this,width:e.outerWidth(),height:e.outerHeight(),top:i.top,left:i.left})})},drag:function(e,i,s){var o,n,r,a,l,h,c,p,u,f,d=s.options,g=d.snapTolerance,m=i.offset.left,v=m+s.helperProportions.width,_=i.offset.top,b=_+s.helperProportions.height;for(u=s.snapElements.length-1;u>=0;u--)l=s.snapElements[u].left-s.margins.left,h=l+s.snapElements[u].width,c=s.snapElements[u].top-s.margins.top,p=c+s.snapElements[u].height,l-g>v||m>h+g||c-g>b||_>p+g||!t.contains(s.snapElements[u].item.ownerDocument,s.snapElements[u].item)?(s.snapElements[u].snapping&&s.options.snap.release&&s.options.snap.release.call(s.element,e,t.extend(s._uiHash(),{snapItem:s.snapElements[u].item})),s.snapElements[u].snapping=!1):("inner"!==d.snapMode&&(o=g>=Math.abs(c-b),n=g>=Math.abs(p-_),r=g>=Math.abs(l-v),a=g>=Math.abs(h-m),o&&(i.position.top=s._convertPositionTo("relative",{top:c-s.helperProportions.height,left:0}).top),n&&(i.position.top=s._convertPositionTo("relative",{top:p,left:0}).top),r&&(i.position.left=s._convertPositionTo("relative",{top:0,left:l-s.helperProportions.width}).left),a&&(i.position.left=s._convertPositionTo("relative",{top:0,left:h}).left)),f=o||n||r||a,"outer"!==d.snapMode&&(o=g>=Math.abs(c-_),n=g>=Math.abs(p-b),r=g>=Math.abs(l-m),a=g>=Math.abs(h-v),o&&(i.position.top=s._convertPositionTo("relative",{top:c,left:0}).top),n&&(i.position.top=s._convertPositionTo("relative",{top:p-s.helperProportions.height,left:0}).top),r&&(i.position.left=s._convertPositionTo("relative",{top:0,left:l}).left),a&&(i.position.left=s._convertPositionTo("relative",{top:0,left:h-s.helperProportions.width}).left)),!s.snapElements[u].snapping&&(o||n||r||a||f)&&s.options.snap.snap&&s.options.snap.snap.call(s.element,e,t.extend(s._uiHash(),{snapItem:s.snapElements[u].item})),s.snapElements[u].snapping=o||n||r||a||f)}}),t.ui.plugin.add("draggable","stack",{start:function(e,i,s){var o,n=s.options,r=t.makeArray(t(n.stack)).sort(function(e,i){return(parseInt(t(e).css("zIndex"),10)||0)-(parseInt(t(i).css("zIndex"),10)||0)});r.length&&(o=parseInt(t(r[0]).css("zIndex"),10)||0,t(r).each(function(e){t(this).css("zIndex",o+e)}),this.css("zIndex",o+r.length))}}),t.ui.plugin.add("draggable","zIndex",{start:function(e,i,s){var o=t(i.helper),n=s.options;o.css("zIndex")&&(n._zIndex=o.css("zIndex")),o.css("zIndex",n.zIndex)},stop:function(e,i,s){var o=s.options;o._zIndex&&t(i.helper).css("zIndex",o._zIndex)}}),t.ui.draggable}); |