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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,184 @@ | ||
| <template> | ||
| <li role="treeitem" | ||
| :class="classes" | ||
| :draggable="draggable" | ||
| @dragstart.stop="onItemDragStart($event, _self, _self.model)" | ||
| @dragend.stop.prevent="onItemDragEnd($event, _self, _self.model)" | ||
| @dragover.stop.prevent="() => false" | ||
| @dragenter.stop.prevent="isDragEnter = true" | ||
| @dragleave.stop.prevent="isDragEnter = false" | ||
| @drop.stop.prevent="handleItemDrop($event, _self, _self.model)"> | ||
| <div role="presentation" :class="wholeRowClasses" v-if="isWholeRow"> </div> | ||
| <i class="tree-icon tree-ocl" role="presentation" @click="handleItemToggle"></i> | ||
| <div :class="anchorClasses" @click="handleItemClick" @mouseover="isHover=true" @mouseout="isHover=false"> | ||
| <i class="tree-icon tree-checkbox" role="presentation" v-if="showCheckbox && !model.loading"></i> | ||
| <i :class="themeIconClasses" role="presentation" v-if="!model.loading"></i> | ||
| {{model.text}} | ||
| </div> | ||
| <ul role="group" ref="group" class="tree-children" v-if="isFolder"> | ||
| <tree-item v-for="(child, index) in model.children" | ||
| :key="index" | ||
| :model="child" | ||
| :whole-row="wholeRow" | ||
| :show-checkbox="showCheckbox" | ||
| :height= "height" | ||
| :parent-item="model.children" | ||
| :draggable="draggable" | ||
| :on-item-click="onItemClick" | ||
| :on-item-toggle="onItemToggle" | ||
| :on-item-drag-start="onItemDragStart" | ||
| :on-item-drag-end="onItemDragEnd" | ||
| :on-item-drop="onItemDrop"> | ||
| </tree-item> | ||
| </ul> | ||
| </li> | ||
| </template> | ||
| <script> | ||
| export default { | ||
| name: 'TreeItem', | ||
| props: { | ||
| model: {type: Object, required: true}, | ||
| multiple: {type: Boolean, default: false}, | ||
| wholeRow: {type: Boolean, default: false}, | ||
| showCheckbox: {type: Boolean, default: false}, | ||
| height: {type: Number, default: 24}, | ||
| parentItem: {type: Array}, | ||
| draggable: {type: Boolean, default: false}, | ||
| onItemClick: { | ||
| type: Function, default: () => false | ||
| }, | ||
| onItemToggle: { | ||
| type: Function, default: () => false | ||
| }, | ||
| onItemDragStart: { | ||
| type: Function, default: () => false | ||
| }, | ||
| onItemDragEnd: { | ||
| type: Function, default: () => false | ||
| }, | ||
| onItemDrop: { | ||
| type: Function, default: () => false | ||
| }, | ||
| klass: String | ||
| }, | ||
| data () { | ||
| return { | ||
| isHover: false, | ||
| isDragEnter: false, | ||
| child: this.model.children | ||
| } | ||
| }, | ||
| watch: { | ||
| isDragEnter (newValue) { | ||
| if (newValue) { | ||
| this.$el.style.backgroundColor = "#C9FDC9" | ||
| } else { | ||
| this.$el.style.backgroundColor = "inherit" | ||
| } | ||
| } | ||
| }, | ||
| computed: { | ||
| isFolder () { | ||
| return this.model.children && this.model.children.length | ||
| }, | ||
| classes () { | ||
| return [ | ||
| {'tree-node': true}, | ||
| {'tree-open': this.model.opened}, | ||
| {'tree-closed': !this.model.opened}, | ||
| {'tree-leaf': !this.isFolder}, | ||
| {'tree-loading': !!this.model.loading}, | ||
| {'tree-drag-enter': this.isDragEnter}, | ||
| {[this.klass]: !!this.klass} | ||
| ] | ||
| }, | ||
| anchorClasses () { | ||
| return [ | ||
| {'tree-anchor': true}, | ||
| {'tree-disabled': this.model.disabled}, | ||
| {'tree-selected': this.model.selected}, | ||
| {'tree-hovered': this.isHover} | ||
| ] | ||
| }, | ||
| wholeRowClasses () { | ||
| return [ | ||
| {'tree-wholerow': true}, | ||
| {'tree-wholerow-clicked': this.model.selected}, | ||
| {'tree-wholerow-hovered': this.isHover} | ||
| ] | ||
| }, | ||
| themeIconClasses () { | ||
| return [ | ||
| {'tree-icon': true}, | ||
| {'tree-themeicon': true}, | ||
| {[this.model.icon]: !!this.model.icon}, | ||
| {'tree-themeicon-custom': !!this.model.icon} | ||
| ] | ||
| }, | ||
| isWholeRow () { | ||
| if (this.wholeRow) { | ||
| if (this.$parent.model === undefined) { | ||
| return true | ||
| } else if (this.$parent.model.opened === true) { | ||
| return true | ||
| } else { | ||
| return false | ||
| } | ||
| } | ||
| } | ||
| }, | ||
| methods: { | ||
| handleRecursionNodeParents(node, func) { | ||
| if (node.$parent) { | ||
| func(node.$parent) | ||
| this.handleRecursionNodeParents(node.$parent, func) | ||
| } | ||
| }, | ||
| handleItemToggle () { | ||
| if (this.isFolder) { | ||
| this.model.opened = !this.model.opened | ||
| this.onItemToggle(this, this.model) | ||
| this.handleSetGroupMaxHeight() | ||
| } | ||
| }, | ||
| handleGroupMaxHeight () { | ||
| let length = 0 | ||
| let childHeight = 0 | ||
| if (this.model.opened) { | ||
| length = this.$children.length | ||
| for (let children of this.$children) { | ||
| childHeight += children.handleGroupMaxHeight() | ||
| } | ||
| } | ||
| return length * this.height + childHeight | ||
| }, | ||
| handleSetGroupMaxHeight () { | ||
| if (this.$refs.group) { | ||
| this.$refs.group.style.maxHeight = this.handleGroupMaxHeight() + 'px' | ||
| } | ||
| var self = this | ||
| this.$nextTick(() => { | ||
| this.handleRecursionNodeParents(self, node => { | ||
| if (node.$refs.group) { | ||
| node.$refs.group.style.maxHeight = node.handleGroupMaxHeight() + 'px' | ||
| } | ||
| }) | ||
| }) | ||
| }, | ||
| handleItemClick () { | ||
| if (this.model.disabled) return | ||
| this.model.selected = !this.model.selected | ||
| this.onItemClick(this, this.model) | ||
| }, | ||
| handleItemDrop (e, oriNode, oriItem) { | ||
| this.$el.style.backgroundColor = "inherit" | ||
| this.onItemDrop(e, oriNode, oriItem) | ||
| } | ||
| }, | ||
| mounted () { | ||
| this.handleSetGroupMaxHeight() | ||
| } | ||
| } | ||
| </script> |
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