@mucfe/matui/lib/tree.js

基于Vue和ElementUi的PC组件库

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n=this.nodesMap[e];if(n){for(var r=n.childNodes,o=r.length-1;o>=0;o--){var i=r[o];this.remove(i.data)}for(var a=0,s=t.length;a<s;a++){var c=t[a];this.append(c,n.data)}}}},{key:"_setCheckedKeys",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=arguments.length>2?arguments[2]:void 0,r=this._getAllNodes().sort((function(e,t){return t.level-e.level})),o=Object.create(null),i=Object.keys(n);r.forEach((function(e){return e.setChecked(!1,!1)}));for(var a=0,s=r.length;a<s;a++){var c=r[a],d=c.data[e].toString(),u=i.indexOf(d)>-1;if(u){var l=c.parent;while(l&&l.level>0)o[l.data[e]]=!0,l=l.parent;c.isLeaf||this.checkStrictly?c.setChecked(!0,!1):(c.setChecked(!0,!0),t&&function(){c.setChecked(!1,!1);var e=function e(t){var n=t.childNodes;n.forEach((function(t){t.isLeaf||t.setChecked(!1,!1),e(t)}))};e(c)}())}else c.checked&&!o[d]&&c.setChecked(!1,!1)}}},{key:"setCheckedNodes",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=this.key,r={};e.forEach((function(e){r[(e||{})[n]]=!0})),this._setCheckedKeys(n,t,r)}},{key:"setCheckedKeys",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];this.defaultCheckedKeys=e;var n=this.key,r={};e.forEach((function(e){r[e]=!0})),this._setCheckedKeys(n,t,r)}},{key:"setDefaultExpandedKeys",value:function(e){var t=this;e=e||[],this.defaultExpandedKeys=e,e.forEach((function(e){var n=t.getNode(e);n&&n.expand(null,t.autoExpandParent)}))}},{key:"setChecked",value:function(e,t,n){var r=this.getNode(e);r&&r.setChecked(!!t,n)}},{key:"getCurrentNode",value:function(){return this.currentNode}},{key:"setCurrentNode",value:function(e){var t=this.currentNode;t&&(t.isCurrent=!1),this.currentNode=e,this.currentNode.isCurrent=!0}},{key:"setUserCurrentNode",value:function(e){var t=e[this.key],n=this.nodesMap[t];this.setCurrentNode(n)}},{key:"setCurrentNodeKey",value:function(e){if(null===e||void 0===e)return this.currentNode&&(this.currentNode.isCurrent=!1),void(this.currentNode=null);var t=this.getNode(e);t&&this.setCurrentNode(t)}}]),e}(),x=function(){var e=this,t=this,n=t.$createElement,r=t._self._c||n;return r("div",{directives:[{name:"show",rawName:"v-show",value:t.node.visible,expression:"node.visible"}],ref:"node",staticClass:"mat-tree-node",class:{"is-expanded":t.expanded,"is-current":t.node.isCurrent,"is-hidden":!t.node.visible,"is-focusable":!t.node.disabled,"is-checked":!t.node.disabled&&t.node.checked},attrs:{role:"treeitem",tabindex:"-1","aria-expanded":t.expanded,"aria-disabled":t.node.disabled,"aria-checked":t.node.checked,draggable:t.tree.draggable},on:{click:function(e){return e.stopPropagation(),t.handleClick(e)},contextmenu:function(t){return e.handleContextMenu(t)},dragstart:function(e){return e.stopPropagation(),t.handleDragStart(e)},dragover:function(e){return e.stopPropagation(),t.handleDragOver(e)},dragend:function(e){return e.stopPropagation(),t.handleDragEnd(e)},drop:function(e){return e.stopPropagation(),t.handleDrop(e)}}},[r("div",{staticClass:"mat-tree-node__content",style:{"padding-left":(t.node.level-1)*t.tree.indent+"px"}},[r("span",{class:[{"is-leaf":t.node.isLeaf,expanded:!t.node.isLeaf&&t.expanded},"mat-tree-node__expand-icon",t.tree.iconClass?t.tree.iconClass:"mat-icon-caret-right"],on:{click:function(e){return e.stopPropagation(),t.handleExpandIconClick(e)}}}),t.showCheckbox?r("MatCheckbox",{attrs:{indeterminate:t.node.indeterminate,disabled:!!t.node.disabled},on:{change:t.handleCheckChange},nativeOn:{click:function(e){e.stopPropagation()}},model:{value:t.node.checked,callback:function(e){t.$set(t.node,"checked",e)},expression:"node.checked"}}):t._e(),t.node.loading?r("span",{staticClass:"mat-tree-node__loading-icon mat-icon-loading"}):t._e(),r("NodeContent",{attrs:{node:t.node}})],1),r("MatCollapseTransition",[!t.renderAfterExpand||t.childNodeRendered?r("div",{directives:[{name:"show",rawName:"v-show",value:t.expanded,expression:"expanded"}],staticClass:"mat-tree-node__children",attrs:{role:"group","aria-expanded":t.expanded}},t._l(t.node.childNodes,(function(e){return r("MatTreeNode",{key:t.getNodeKey(e),attrs:{renderContent:t.renderContent,renderAfterExpand:t.renderAfterExpand,showCheckbox:t.showCheckbox,node:e},on:{"node-expand":t.handleChildNodeExpand}})})),1):t._e()])],1)},C=[],N=n("0014"),_=n.n(N),w=n("80a0"),E=n.n(w),O=n("d8d1"),j=n.n(O),S={name:"MatTreeNode",componentName:"MatTreeNode",mixins:[j.a],props:{node:{type:Object,default:function(){return{}}},props:{type:Object,default:function(){}},renderContent:{type:Function,default:void 0},renderAfterExpand:{type:Boolean,default:!0},showCheckbox:{type:Boolean,default:!1}},components:{MatCollapseTransition:_.a,MatCheckbox:E.a,NodeContent:{props:{node:{required:!0}},render:function(e){var t=this.$parent,n=t.tree,r=this.node,o=r.data,i=r.store;return t.renderContent?t.renderContent.call(t._renderProxy,e,{_self:n.$vnode.context,node:r,data:o,store:i}):n.$scopedSlots.default?n.$scopedSlots.default({node:r,data:o}):e("span",{class:"mat-tree-node__label"},[r.label])}}},data:function(){return{tree:null,expanded:!1,childNodeRendered:!1,oldChecked:null,oldIndeterminate:null}},watch:{"node.indeterminate":function(e){this.handleSelectChange(this.node.checked,e)},"node.checked":function(e){this.handleSelectChange(e,this.node.indeterminate)},"node.expanded":function(e){var t=this;this.$nextTick((function(){return t.expanded=e})),e&&(this.childNodeRendered=!0)}},methods:{getNodeKey:function(e){return f(this.tree.nodeKey,e.data)},handleSelectChange:function(e,t){this.oldChecked!==e&&this.oldIndeterminate!==t&&this.tree.$emit("check-change",this.node.data,e,t),this.oldChecked=e,this.indeterminate=t},handleClick:function(){var e=this.tree.store;e.setCurrentNode(this.node),this.tree.$emit("current-change",e.currentNode?e.currentNode.data:null,e.currentNode),this.tree.currentNode=this,this.tree.expandOnClickNode&&this.handleExpandIconClick(),this.tree.checkOnClickNode&&!this.node.disabled&&this.handleCheckChange(null,{target:{checked:!this.node.checked}}),this.tree.$emit("node-click",this.node.data,this.node,this)},handleContextMenu:function(e){this.tree._events["node-contextmenu"]&&this.tree._events["node-contextmenu"].length>0&&(e.stopPropagation(),e.preventDefault()),this.tree.$emit("node-contextmenu",e,this.node.data,this.node,this)},handleExpandIconClick:function(){this.node.isLeaf||(this.expanded?(this.tree.$emit("node-collapse",this.node.data,this.node,this),this.node.collapse()):(this.node.expand(),this.$emit("node-expand",this.node.data,this.node,this)))},handleCheckChange:function(e,t){var n=this;this.node.setChecked(t.target.checked,!this.tree.checkStrictly),this.$nextTick((function(){var e=n.tree.store;n.tree.$emit("check",n.node.data,{checkedNodes:e.getCheckedNodes(),checkedKeys:e.getCheckedKeys(),halfCheckedNodes:e.getHalfCheckedNodes(),halfCheckedKeys:e.getHalfCheckedKeys()})}))},handleChildNodeExpand:function(e,t,n){this.broadcast("MatTreeNode","tree-node-expand",t),this.tree.$emit("node-expand",e,t,n)},handleDragStart:function(e){this.tree.draggable&&this.tree.$emit("tree-node-drag-start",e,this)},handleDragOver:function(e){this.tree.draggable&&(this.tree.$emit("tree-node-drag-over",e,this),e.preventDefault())},handleDrop:function(e){e.preventDefault()},handleDragEnd:function(e){this.tree.draggable&&this.tree.$emit("tree-node-drag-end",e,this)}},created:function(){var e=this,t=this.$parent;t.isTree?this.tree=t:this.tree=t.tree;var n=this.tree;n||console.warn("Can not find node's tree.");var r=n.props||{},o=r.children||"children";this.$watch("node.data.".concat(o),(function(){e.node.updateChildren()})),this.node.expanded&&(this.expanded=!0,this.childNodeRendered=!0),this.tree.accordion&&this.$on("tree-node-expand",(function(t){e.node!==t&&e.node.collapse()}))}},K=S,D=n("2877"),T=Object(D["a"])(K,x,C,!1,null,null,null),A=T.exports,$=n("940b"),P=n("a49c"),M={name:"MatTree",mixins:[j.a],components:{MatTreeNode:A},data:function(){return{store:null,root:null,currentNode:null,treeItems:null,checkboxItems:[],dragState:{showDropIndicator:!1,draggingNode:null,dropNode:null,allowDrop:!0}}},props:{data:{type:Array,default:function(){return[]}},emptyText:{type:String,default:function(){return Object($["t"])("mat.tree.emptyText")}},renderAfterExpand:{type:Boolean,default:!0},nodeKey:{type:String,default:""},checkStrictly:Boolean,defaultExpandAll:Boolean,expandOnClickNode:{type:Boolean,default:!0},checkOnClickNode:Boolean,checkDescendants:{type:Boolean,default:!1},autoExpandParent:{type:Boolean,default:!0},defaultCheckedKeys:{type:Array,default:function(){return[]}},defaultExpandedKeys:{type:Array,default:function(){return[]}},currentNodeKey:{type:[String,Number],default:""},renderContent:{type:Function,default:void 0},showCheckbox:{type:Boolean,default:!1},draggable:{type:Boolean,default:!1},allowDrag:{type:Function,default:void 0},allowDrop:{type:Function,default:void 0},props:{type:Object,default:function(){return{children:"children",label:"label",disabled:"disabled"}}},lazy:{type:Boolean,default:!1},highlightCurrent:Boolean,load:{type:Function,default:void 0},filterNodeMethod:{type:Function,default:void 0},accordion:Boolean,indent:{type:Number,default:18},iconClass:{type:String,default:""}},computed:{children:{set:function(e){this.data=e},get:function(){return this.data}},treeItemArray:function(){return Array.prototype.slice.call(this.treeItems)},isEmpty:function(){var e=this.root.childNodes;return!e||0===e.length||e.every((function(e){var t=e.visible;return!t}))}},watch:{defaultCheckedKeys:function(e){this.store.setDefaultCheckedKey(e)},defaultExpandedKeys:function(e){this.store.defaultExpandedKeys=e,this.store.setDefaultExpandedKeys(e)},data:function(e){this.store.setData(e)},checkboxItems:function(e){Array.prototype.forEach.call(e,(function(e){e.setAttribute("tabindex",-1)}))},checkStrictly:function(e){this.store.checkStrictly=e}},methods:{filter:function(e){if(!this.filterNodeMethod)throw new Error("[Tree] filterNodeMethod is required when filter");this.store.filter(e)},getNodeKey:function(e){return f(this.nodeKey,e.data)},getNodePath:function(e){if(!this.nodeKey)throw new Error("[Tree] nodeKey is required in getNodePath");var t=this.store.getNode(e);if(!t)return[];var n=[t.data],r=t.parent;while(r&&r!==this.root)n.push(r.data),r=r.parent;return n.reverse()},getCheckedNodes:function(e,t){return this.store.getCheckedNodes(e,t)},getCheckedKeys:function(e){return this.store.getCheckedKeys(e)},getCurrentNode:function(){var e=this.store.getCurrentNode();return e?e.data:null},getCurrentKey:function(){if(!this.nodeKey)throw new Error("[Tree] nodeKey is required in getCurrentKey");var e=this.getCurrentNode();return e?e[this.nodeKey]:null},setCheckedNodes:function(e,t){if(!this.nodeKey)throw new Error("[Tree] nodeKey is required in setCheckedNodes");this.store.setCheckedNodes(e,t)},setCheckedKeys:function(e,t){if(!this.nodeKey)throw new Error("[Tree] nodeKey is required in setCheckedKeys");this.store.setCheckedKeys(e,t)},setChecked:function(e,t,n){this.store.setChecked(e,t,n)},getHalfCheckedNodes:function(){return this.store.getHalfCheckedNodes()},getHalfCheckedKeys:function(){return this.store.getHalfCheckedKeys()},setCurrentNode:function(e){if(!this.nodeKey)throw new Error("[Tree] nodeKey is required in setCurrentNode");this.store.setUserCurrentNode(e)},setCurrentKey:function(e){if(!this.nodeKey)throw new Error("[Tree] nodeKey is required in setCurrentKey");this.store.setCurrentNodeKey(e)},getNode:function(e){return this.store.getNode(e)},remove:function(e){this.store.remove(e)},append:function(e,t){this.store.append(e,t)},insertBefore:function(e,t){this.store.insertBefore(e,t)},insertAfter:function(e,t){this.store.insertAfter(e,t)},handleNodeExpand:function(e,t,n){this.broadcast("MatTreeNode","tree-node-expand",t),this.$emit("node-expand",e,t,n)},updateKeyChildren:function(e,t){if(!this.nodeKey)throw new Error("[Tree] nodeKey is required in updateKeyChild");this.store.updateChildren(e,t)},initTabIndex:function(){this.treeItems=this.$el.querySelectorAll(".is-focusable[role=treeitem]"),this.checkboxItems=this.$el.querySelectorAll("input[type=checkbox]");var e=this.$el.querySelectorAll(".is-checked[role=treeitem]");e.length?e[0].setAttribute("tabindex",0):this.treeItems[0]&&this.treeItems[0].setAttribute("tabindex",0)},handleKeydown:function(e){var t=e.target;if(-1!==t.className.indexOf("mat-tree-node")){var n=e.keyCode;this.treeItems=this.$el.querySelectorAll(".is-focusable[role=treeitem]");var r,o=this.treeItemArray.indexOf(t);[38,40].indexOf(n)>-1&&(e.preventDefault(),r=38===n?0!==o?o-1:0:o<this.treeItemArray.length-1?o+1:0,this.treeItemArray[r].focus()),[37,39].indexOf(n)>-1&&(e.preventDefault(),t.click());var i=t.querySelector('[type="checkbox"]');[13,32].indexOf(n)>-1&&i&&(e.preventDefault(),i.click())}}},created:function(){var e=this;this.isTree=!0,this.store=new k({key:this.nodeKey,data:this.data,lazy:this.lazy,props:this.props,load:this.load,currentNodeKey:this.currentNodeKey,checkStrictly:this.checkStrictly,checkDescendants:this.checkDescendants,defaultCheckedKeys:this.defaultCheckedKeys,defaultExpandedKeys:this.defaultExpandedKeys,autoExpandParent:this.autoExpandParent,defaultExpandAll:this.defaultExpandAll,filterNodeMethod:this.filterNodeMethod}),this.root=this.store.root;var t=this.dragState;this.$on("tree-node-drag-start",(function(n,r){if("function"===typeof e.allowDrag&&!e.allowDrag(r.node))return n.preventDefault(),!1;n.dataTransfer.effectAllowed="move";try{n.dataTransfer.setData("text/plain","")}catch(o){}t.draggingNode=r,e.$emit("node-drag-start",r.node,n)})),this.$on("tree-node-drag-over",(function(n,r){var o=h(n.target,"MatTreeNode"),i=t.dropNode;i&&i!==o&&Object(P["removeClass"])(i.$el,"is-drop-inner");var a=t.draggingNode;if(a&&o){var s=!0,c=!0,d=!0,u=!0;"function"===typeof e.allowDrop&&(s=e.allowDrop(a.node,o.node,"prev"),u=c=e.allowDrop(a.node,o.node,"inner"),d=e.allowDrop(a.node,o.node,"next")),n.dataTransfer.dropEffect=c?"move":"none",(s||c||d)&&i!==o&&(i&&e.$emit("node-drag-leave",a.node,i.node,n),e.$emit("node-drag-enter",a.node,o.node,n)),(s||c||d)&&(t.dropNode=o),o.node.nextSibling===a.node&&(d=!1),o.node.previousSibling===a.node&&(s=!1),o.node.contains(a.node,!1)&&(c=!1),(a.node===o.node||a.node.contains(o.node))&&(s=!1,c=!1,d=!1);var l,f=o.$el.getBoundingClientRect(),p=e.$el.getBoundingClientRect(),v=s?c?.25:d?.45:1:-1,y=d?c?.75:s?.55:0:1,g=-9999,b=n.clientY-f.top;l=b<f.height*v?"before":b>f.height*y?"after":c?"inner":"none";var m=o.$el.querySelector(".mat-tree-node__expand-icon").getBoundingClientRect(),k=e.$refs.dropIndicator;"before"===l?g=m.top-p.top:"after"===l&&(g=m.bottom-p.top),k.style.top=g+"px",k.style.left=m.right-p.left+"px","inner"===l?Object(P["addClass"])(o.$el,"is-drop-inner"):Object(P["removeClass"])(o.$el,"is-drop-inner"),t.showDropIndicator="before"===l||"after"===l,t.allowDrop=t.showDropIndicator||u,t.dropType=l,e.$emit("node-drag-over",a.node,o.node,n)}})),this.$on("tree-node-drag-end",(function(n){var r=t.draggingNode,o=t.dropType,i=t.dropNode;if(n.preventDefault(),n.dataTransfer.dropEffect="move",r&&i){var a={data:r.node.data};"none"!==o&&r.node.remove(),"before"===o?i.node.parent.insertBefore(a,i.node):"after"===o?i.node.parent.insertAfter(a,i.node):"inner"===o&&i.node.insertChild(a),"none"!==o&&e.store.registerNode(a),Object(P["removeClass"])(i.$el,"is-drop-inner"),e.$emit("node-drag-end",r.node,i.node,o,n),"none"!==o&&e.$emit("node-drop",r.node,i.node,o,n)}r&&!i&&e.$emit("node-drag-end",r.node,null,o,n),t.showDropIndicator=!1,t.draggingNode=null,t.dropNode=null,t.allowDrop=!0}))},mounted:function(){this.initTabIndex(),this.$el.addEventListener("keydown",this.handleKeydown)},updated:function(){this.treeItems=this.$el.querySelectorAll("[role=treeitem]"),this.checkboxItems=this.$el.querySelectorAll("input[type=checkbox]")}},I=M,q=Object(D["a"])(I,r,o,!1,null,null,null),B=q.exports;B.install=function(e){e.component(B.name,B)};t["default"]=B},e3b9:function(e,t){e.exports=require("@babel/runtime-corejs2/core-js/symbol")},e3f0:function(e,t){e.exports=require("@babel/runtime-corejs2/core-js/symbol/iterator")},e987:function(e,t){e.exports=require("@mucfe/matui/lib/utils/merge")},ebd6:function(e,t,n){var r=n("cb7c"),o=n("d8e8"),i=n("2b4c")("species");e.exports=function(e,t){var n,a=r(e).constructor;return void 0===a||void 0==(n=r(a)[i])?t:o(n)}},f605:function(e,t){e.exports=function(e,t,n,r){if(!(e instanceof t)||void 0!==r&&r in e)throw TypeError(n+": incorrect invocation!");return e}},f61e:function(e,t){e.exports=require("core-js/modules/es6.array.sort")},f751:function(e,t,n){var r=n("5ca1");r(r.S+r.F,"Object",{assign:n("7333")})},fa5b:function(e,t,n){e.exports=n("5537")("native-function-to-string",Function.toString)},fab2:function(e,t,n){var r=n("7726").document;e.exports=r&&r.documentElement}});