primeng
Version:
[](https://opensource.org/licenses/MIT) [](https://badge.fury.io/js/primeng) [ • 132 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('@angular/cdk/scrolling'), require('@angular/common'), require('primeng/api'), require('primeng/utils'), require('primeng/dom'), require('primeng/ripple')) :
typeof define === 'function' && define.amd ? define('primeng/tree', ['exports', '@angular/core', '@angular/cdk/scrolling', '@angular/common', 'primeng/api', 'primeng/utils', 'primeng/dom', 'primeng/ripple'], factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory((global.primeng = global.primeng || {}, global.primeng.tree = {}), global.ng.core, global.ng.cdk.scrolling, global.ng.common, global.primeng.api, global.primeng.utils, global.primeng.dom, global.primeng.ripple));
}(this, (function (exports, i0, i4, i1, i3, utils, dom, i2) { 'use strict';
function _interopNamespace(e) {
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var i0__namespace = /*#__PURE__*/_interopNamespace(i0);
var i4__namespace = /*#__PURE__*/_interopNamespace(i4);
var i1__namespace = /*#__PURE__*/_interopNamespace(i1);
var i3__namespace = /*#__PURE__*/_interopNamespace(i3);
var i2__namespace = /*#__PURE__*/_interopNamespace(i2);
/*! *****************************************************************************
Copyright (c) Microsoft Corporation.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
/* global Reflect, Promise */
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var UITreeNode = /** @class */ (function () {
function UITreeNode(tree) {
this.tree = tree;
}
UITreeNode.prototype.ngOnInit = function () {
this.node.parent = this.parentNode;
if (this.parentNode) {
this.tree.syncNodeOption(this.node, this.tree.value, 'parent', this.tree.getNodeWithKey(this.parentNode.key, this.tree.value));
}
};
UITreeNode.prototype.getIcon = function () {
var icon;
if (this.node.icon)
icon = this.node.icon;
else
icon = this.node.expanded && this.node.children && this.node.children.length ? this.node.expandedIcon : this.node.collapsedIcon;
return UITreeNode.ICON_CLASS + ' ' + icon;
};
UITreeNode.prototype.isLeaf = function () {
return this.tree.isNodeLeaf(this.node);
};
UITreeNode.prototype.toggle = function (event) {
if (this.node.expanded)
this.collapse(event);
else
this.expand(event);
};
UITreeNode.prototype.expand = function (event) {
this.node.expanded = true;
if (this.tree.virtualScroll) {
this.tree.updateSerializedValue();
}
this.tree.onNodeExpand.emit({ originalEvent: event, node: this.node });
};
UITreeNode.prototype.collapse = function (event) {
this.node.expanded = false;
if (this.tree.virtualScroll) {
this.tree.updateSerializedValue();
}
this.tree.onNodeCollapse.emit({ originalEvent: event, node: this.node });
};
UITreeNode.prototype.onNodeClick = function (event) {
this.tree.onNodeClick(event, this.node);
};
UITreeNode.prototype.onNodeKeydown = function (event) {
if (event.which === 13) {
this.tree.onNodeClick(event, this.node);
}
};
UITreeNode.prototype.onNodeTouchEnd = function () {
this.tree.onNodeTouchEnd();
};
UITreeNode.prototype.onNodeRightClick = function (event) {
this.tree.onNodeRightClick(event, this.node);
};
UITreeNode.prototype.isSelected = function () {
return this.tree.isSelected(this.node);
};
UITreeNode.prototype.onDropPoint = function (event, position) {
var _this = this;
event.preventDefault();
var dragNode = this.tree.dragNode;
var dragNodeIndex = this.tree.dragNodeIndex;
var dragNodeScope = this.tree.dragNodeScope;
var isValidDropPointIndex = this.tree.dragNodeTree === this.tree ? (position === 1 || dragNodeIndex !== this.index - 1) : true;
if (this.tree.allowDrop(dragNode, this.node, dragNodeScope) && isValidDropPointIndex) {
var dropParams_1 = Object.assign({}, this.createDropPointEventMetadata(position));
if (this.tree.validateDrop) {
this.tree.onNodeDrop.emit({
originalEvent: event,
dragNode: dragNode,
dropNode: this.node,
index: this.index,
accept: function () {
_this.processPointDrop(dropParams_1);
}
});
}
else {
this.processPointDrop(dropParams_1);
this.tree.onNodeDrop.emit({
originalEvent: event,
dragNode: dragNode,
dropNode: this.node,
index: this.index
});
}
}
this.draghoverPrev = false;
this.draghoverNext = false;
};
UITreeNode.prototype.processPointDrop = function (event) {
var newNodeList = event.dropNode.parent ? event.dropNode.parent.children : this.tree.value;
event.dragNodeSubNodes.splice(event.dragNodeIndex, 1);
var dropIndex = this.index;
if (event.position < 0) {
dropIndex = (event.dragNodeSubNodes === newNodeList) ? ((event.dragNodeIndex > event.index) ? event.index : event.index - 1) : event.index;
newNodeList.splice(dropIndex, 0, event.dragNode);
}
else {
dropIndex = newNodeList.length;
newNodeList.push(event.dragNode);
}
this.tree.dragDropService.stopDrag({
node: event.dragNode,
subNodes: event.dropNode.parent ? event.dropNode.parent.children : this.tree.value,
index: event.dragNodeIndex
});
};
UITreeNode.prototype.createDropPointEventMetadata = function (position) {
return {
dragNode: this.tree.dragNode,
dragNodeIndex: this.tree.dragNodeIndex,
dragNodeSubNodes: this.tree.dragNodeSubNodes,
dropNode: this.node,
index: this.index,
position: position
};
};
UITreeNode.prototype.onDropPointDragOver = function (event) {
event.dataTransfer.dropEffect = 'move';
event.preventDefault();
};
UITreeNode.prototype.onDropPointDragEnter = function (event, position) {
if (this.tree.allowDrop(this.tree.dragNode, this.node, this.tree.dragNodeScope)) {
if (position < 0)
this.draghoverPrev = true;
else
this.draghoverNext = true;
}
};
UITreeNode.prototype.onDropPointDragLeave = function (event) {
this.draghoverPrev = false;
this.draghoverNext = false;
};
UITreeNode.prototype.onDragStart = function (event) {
if (this.tree.draggableNodes && this.node.draggable !== false) {
event.dataTransfer.setData("text", "data");
this.tree.dragDropService.startDrag({
tree: this,
node: this.node,
subNodes: this.node.parent ? this.node.parent.children : this.tree.value,
index: this.index,
scope: this.tree.draggableScope
});
}
else {
event.preventDefault();
}
};
UITreeNode.prototype.onDragStop = function (event) {
this.tree.dragDropService.stopDrag({
node: this.node,
subNodes: this.node.parent ? this.node.parent.children : this.tree.value,
index: this.index
});
};
UITreeNode.prototype.onDropNodeDragOver = function (event) {
event.dataTransfer.dropEffect = 'move';
if (this.tree.droppableNodes) {
event.preventDefault();
event.stopPropagation();
}
};
UITreeNode.prototype.onDropNode = function (event) {
var _this = this;
if (this.tree.droppableNodes && this.node.droppable !== false) {
var dragNode = this.tree.dragNode;
if (this.tree.allowDrop(dragNode, this.node, this.tree.dragNodeScope)) {
var dropParams_2 = Object.assign({}, this.createDropNodeEventMetadata());
if (this.tree.validateDrop) {
this.tree.onNodeDrop.emit({
originalEvent: event,
dragNode: dragNode,
dropNode: this.node,
index: this.index,
accept: function () {
_this.processNodeDrop(dropParams_2);
}
});
}
else {
this.processNodeDrop(dropParams_2);
this.tree.onNodeDrop.emit({
originalEvent: event,
dragNode: dragNode,
dropNode: this.node,
index: this.index
});
}
}
}
event.preventDefault();
event.stopPropagation();
this.draghoverNode = false;
};
UITreeNode.prototype.createDropNodeEventMetadata = function () {
return {
dragNode: this.tree.dragNode,
dragNodeIndex: this.tree.dragNodeIndex,
dragNodeSubNodes: this.tree.dragNodeSubNodes,
dropNode: this.node
};
};
UITreeNode.prototype.processNodeDrop = function (event) {
var dragNodeIndex = event.dragNodeIndex;
event.dragNodeSubNodes.splice(dragNodeIndex, 1);
if (event.dropNode.children)
event.dropNode.children.push(event.dragNode);
else
event.dropNode.children = [event.dragNode];
this.tree.dragDropService.stopDrag({
node: event.dragNode,
subNodes: event.dropNode.parent ? event.dropNode.parent.children : this.tree.value,
index: dragNodeIndex
});
};
UITreeNode.prototype.onDropNodeDragEnter = function (event) {
if (this.tree.droppableNodes && this.node.droppable !== false && this.tree.allowDrop(this.tree.dragNode, this.node, this.tree.dragNodeScope)) {
this.draghoverNode = true;
}
};
UITreeNode.prototype.onDropNodeDragLeave = function (event) {
if (this.tree.droppableNodes) {
var rect = event.currentTarget.getBoundingClientRect();
if (event.x > rect.left + rect.width || event.x < rect.left || event.y >= Math.floor(rect.top + rect.height) || event.y < rect.top) {
this.draghoverNode = false;
}
}
};
UITreeNode.prototype.onKeyDown = function (event) {
var nodeElement = event.target.parentElement.parentElement;
if (nodeElement.nodeName !== 'P-TREENODE' || (this.tree.contextMenu && this.tree.contextMenu.containerViewChild.nativeElement.style.display === 'block')) {
return;
}
switch (event.which) {
//down arrow
case 40:
var listElement = (this.tree.droppableNodes) ? nodeElement.children[1].children[1] : nodeElement.children[0].children[1];
if (listElement && listElement.children.length > 0) {
this.focusNode(listElement.children[0]);
}
else {
var nextNodeElement = nodeElement.nextElementSibling;
if (nextNodeElement) {
this.focusNode(nextNodeElement);
}
else {
var nextSiblingAncestor = this.findNextSiblingOfAncestor(nodeElement);
if (nextSiblingAncestor) {
this.focusNode(nextSiblingAncestor);
}
}
}
event.preventDefault();
break;
//up arrow
case 38:
if (nodeElement.previousElementSibling) {
this.focusNode(this.findLastVisibleDescendant(nodeElement.previousElementSibling));
}
else {
var parentNodeElement = this.getParentNodeElement(nodeElement);
if (parentNodeElement) {
this.focusNode(parentNodeElement);
}
}
event.preventDefault();
break;
//right arrow
case 39:
if (!this.node.expanded && !this.tree.isNodeLeaf(this.node)) {
this.expand(event);
}
event.preventDefault();
break;
//left arrow
case 37:
if (this.node.expanded) {
this.collapse(event);
}
else {
var parentNodeElement = this.getParentNodeElement(nodeElement);
if (parentNodeElement) {
this.focusNode(parentNodeElement);
}
}
event.preventDefault();
break;
//enter
case 13:
this.tree.onNodeClick(event, this.node);
event.preventDefault();
break;
default:
//no op
break;
}
};
UITreeNode.prototype.findNextSiblingOfAncestor = function (nodeElement) {
var parentNodeElement = this.getParentNodeElement(nodeElement);
if (parentNodeElement) {
if (parentNodeElement.nextElementSibling)
return parentNodeElement.nextElementSibling;
else
return this.findNextSiblingOfAncestor(parentNodeElement);
}
else {
return null;
}
};
UITreeNode.prototype.findLastVisibleDescendant = function (nodeElement) {
var listElement = Array.from(nodeElement.children).find(function (el) { return dom.DomHandler.hasClass(el, 'p-treenode'); });
var childrenListElement = listElement.children[1];
if (childrenListElement && childrenListElement.children.length > 0) {
var lastChildElement = childrenListElement.children[childrenListElement.children.length - 1];
return this.findLastVisibleDescendant(lastChildElement);
}
else {
return nodeElement;
}
};
UITreeNode.prototype.getParentNodeElement = function (nodeElement) {
var parentNodeElement = nodeElement.parentElement.parentElement.parentElement;
return parentNodeElement.tagName === 'P-TREENODE' ? parentNodeElement : null;
};
UITreeNode.prototype.focusNode = function (element) {
if (this.tree.droppableNodes)
element.children[1].children[0].focus();
else
element.children[0].children[0].focus();
};
return UITreeNode;
}());
UITreeNode.ICON_CLASS = 'p-treenode-icon ';
UITreeNode.ɵfac = i0__namespace.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.0.4", ngImport: i0__namespace, type: UITreeNode, deps: [{ token: i0.forwardRef(function () { return Tree; }) }], target: i0__namespace.ɵɵFactoryTarget.Component });
UITreeNode.ɵcmp = i0__namespace.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "12.0.4", type: UITreeNode, selector: "p-treeNode", inputs: { rowNode: "rowNode", node: "node", parentNode: "parentNode", root: "root", index: "index", firstChild: "firstChild", lastChild: "lastChild", level: "level", indentation: "indentation" }, ngImport: i0__namespace, template: "\n <ng-template [ngIf]=\"node\">\n <li *ngIf=\"tree.droppableNodes\" class=\"p-treenode-droppoint\" [ngClass]=\"{'p-treenode-droppoint-active':draghoverPrev}\"\n (drop)=\"onDropPoint($event,-1)\" (dragover)=\"onDropPointDragOver($event)\" (dragenter)=\"onDropPointDragEnter($event,-1)\" (dragleave)=\"onDropPointDragLeave($event)\"></li>\n <li *ngIf=\"!tree.horizontal\" [ngClass]=\"['p-treenode',node.styleClass||'', isLeaf() ? 'p-treenode-leaf': '']\">\n <div class=\"p-treenode-content\" [style.paddingLeft]=\"(level * indentation) + 'rem'\" (click)=\"onNodeClick($event)\" (contextmenu)=\"onNodeRightClick($event)\" (touchend)=\"onNodeTouchEnd()\"\n (drop)=\"onDropNode($event)\" (dragover)=\"onDropNodeDragOver($event)\" (dragenter)=\"onDropNodeDragEnter($event)\" (dragleave)=\"onDropNodeDragLeave($event)\"\n [draggable]=\"tree.draggableNodes\" (dragstart)=\"onDragStart($event)\" (dragend)=\"onDragStop($event)\" [attr.tabindex]=\"0\"\n [ngClass]=\"{'p-treenode-selectable':tree.selectionMode && node.selectable !== false,'p-treenode-dragover':draghoverNode, 'p-highlight':isSelected()}\" role=\"treeitem\"\n (keydown)=\"onKeyDown($event)\" [attr.aria-posinset]=\"this.index + 1\" [attr.aria-expanded]=\"this.node.expanded\" [attr.aria-selected]=\"isSelected()\" [attr.aria-label]=\"node.label\">\n <button type=\"button\" class=\"p-tree-toggler p-link\" (click)=\"toggle($event)\" pRipple tabindex=\"-1\">\n <span class=\"p-tree-toggler-icon pi pi-fw\" [ngClass]=\"{'pi-chevron-right':!node.expanded,'pi-chevron-down':node.expanded}\"></span>\n </button>\n <div class=\"p-checkbox p-component\" [ngClass]=\"{'p-checkbox-disabled': node.selectable === false}\" *ngIf=\"tree.selectionMode == 'checkbox'\" [attr.aria-checked]=\"isSelected()\">\n <div class=\"p-checkbox-box\" [ngClass]=\"{'p-highlight': isSelected(), 'p-indeterminate': node.partialSelected}\">\n <span class=\"p-checkbox-icon pi\" [ngClass]=\"{'pi-check':isSelected(),'pi-minus':node.partialSelected}\"></span>\n </div>\n </div>\n <span [class]=\"getIcon()\" *ngIf=\"node.icon||node.expandedIcon||node.collapsedIcon\"></span>\n <span class=\"p-treenode-label\">\n <span *ngIf=\"!tree.getTemplateForNode(node)\">{{node.label}}</span>\n <span *ngIf=\"tree.getTemplateForNode(node)\">\n <ng-container *ngTemplateOutlet=\"tree.getTemplateForNode(node); context: {$implicit: node}\"></ng-container>\n </span>\n </span>\n </div>\n <ul class=\"p-treenode-children\" style=\"display: none;\" *ngIf=\"!tree.virtualScroll && node.children && node.expanded\" [style.display]=\"node.expanded ? 'block' : 'none'\" role=\"group\">\n <p-treeNode *ngFor=\"let childNode of node.children;let firstChild=first;let lastChild=last; let index=index; trackBy: tree.trackBy\" [node]=\"childNode\" [parentNode]=\"node\"\n [firstChild]=\"firstChild\" [lastChild]=\"lastChild\" [index]=\"index\" [style.height.px]=\"tree.virtualNodeHeight\" [level]=\"level + 1\"></p-treeNode>\n </ul>\n </li>\n <li *ngIf=\"tree.droppableNodes&&lastChild\" class=\"p-treenode-droppoint\" [ngClass]=\"{'p-treenode-droppoint-active':draghoverNext}\"\n (drop)=\"onDropPoint($event,1)\" (dragover)=\"onDropPointDragOver($event)\" (dragenter)=\"onDropPointDragEnter($event,1)\" (dragleave)=\"onDropPointDragLeave($event)\"></li>\n <table *ngIf=\"tree.horizontal\" [class]=\"node.styleClass\">\n <tbody>\n <tr>\n <td class=\"p-treenode-connector\" *ngIf=\"!root\">\n <table class=\"p-treenode-connector-table\">\n <tbody>\n <tr>\n <td [ngClass]=\"{'p-treenode-connector-line':!firstChild}\"></td>\n </tr>\n <tr>\n <td [ngClass]=\"{'p-treenode-connector-line':!lastChild}\"></td>\n </tr>\n </tbody>\n </table>\n </td>\n <td class=\"p-treenode\" [ngClass]=\"{'p-treenode-collapsed':!node.expanded}\">\n <div class=\"p-treenode-content\" tabindex=\"0\" [ngClass]=\"{'p-treenode-selectable':tree.selectionMode,'p-highlight':isSelected()}\" (click)=\"onNodeClick($event)\" (contextmenu)=\"onNodeRightClick($event)\"\n (touchend)=\"onNodeTouchEnd()\" (keydown)=\"onNodeKeydown($event)\">\n <span class=\"p-tree-toggler pi pi-fw\" [ngClass]=\"{'pi-plus':!node.expanded,'pi-minus':node.expanded}\" *ngIf=\"!isLeaf()\" (click)=\"toggle($event)\"></span>\n <span [class]=\"getIcon()\" *ngIf=\"node.icon||node.expandedIcon||node.collapsedIcon\"></span>\n <span class=\"p-treenode-label\">\n <span *ngIf=\"!tree.getTemplateForNode(node)\">{{node.label}}</span>\n <span *ngIf=\"tree.getTemplateForNode(node)\">\n <ng-container *ngTemplateOutlet=\"tree.getTemplateForNode(node); context: {$implicit: node}\"></ng-container>\n </span>\n </span>\n </div>\n </td>\n <td class=\"p-treenode-children-container\" *ngIf=\"node.children && node.expanded\" [style.display]=\"node.expanded ? 'table-cell' : 'none'\">\n <div class=\"p-treenode-children\">\n <p-treeNode *ngFor=\"let childNode of node.children;let firstChild=first;let lastChild=last; trackBy: tree.trackBy\" [node]=\"childNode\"\n [firstChild]=\"firstChild\" [lastChild]=\"lastChild\"></p-treeNode>\n </div>\n </td>\n </tr>\n </tbody>\n </table>\n </ng-template>\n ", isInline: true, components: [{ type: UITreeNode, selector: "p-treeNode", inputs: ["rowNode", "node", "parentNode", "root", "index", "firstChild", "lastChild", "level", "indentation"] }], directives: [{ type: i1__namespace.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { type: i1__namespace.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }, { type: i2__namespace.Ripple, selector: "[pRipple]" }, { type: i1__namespace.NgTemplateOutlet, selector: "[ngTemplateOutlet]", inputs: ["ngTemplateOutletContext", "ngTemplateOutlet"] }, { type: i1__namespace.NgForOf, selector: "[ngFor][ngForOf]", inputs: ["ngForOf", "ngForTrackBy", "ngForTemplate"] }], encapsulation: i0__namespace.ViewEncapsulation.None });
i0__namespace.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.0.4", ngImport: i0__namespace, type: UITreeNode, decorators: [{
type: i0.Component,
args: [{
selector: 'p-treeNode',
template: "\n <ng-template [ngIf]=\"node\">\n <li *ngIf=\"tree.droppableNodes\" class=\"p-treenode-droppoint\" [ngClass]=\"{'p-treenode-droppoint-active':draghoverPrev}\"\n (drop)=\"onDropPoint($event,-1)\" (dragover)=\"onDropPointDragOver($event)\" (dragenter)=\"onDropPointDragEnter($event,-1)\" (dragleave)=\"onDropPointDragLeave($event)\"></li>\n <li *ngIf=\"!tree.horizontal\" [ngClass]=\"['p-treenode',node.styleClass||'', isLeaf() ? 'p-treenode-leaf': '']\">\n <div class=\"p-treenode-content\" [style.paddingLeft]=\"(level * indentation) + 'rem'\" (click)=\"onNodeClick($event)\" (contextmenu)=\"onNodeRightClick($event)\" (touchend)=\"onNodeTouchEnd()\"\n (drop)=\"onDropNode($event)\" (dragover)=\"onDropNodeDragOver($event)\" (dragenter)=\"onDropNodeDragEnter($event)\" (dragleave)=\"onDropNodeDragLeave($event)\"\n [draggable]=\"tree.draggableNodes\" (dragstart)=\"onDragStart($event)\" (dragend)=\"onDragStop($event)\" [attr.tabindex]=\"0\"\n [ngClass]=\"{'p-treenode-selectable':tree.selectionMode && node.selectable !== false,'p-treenode-dragover':draghoverNode, 'p-highlight':isSelected()}\" role=\"treeitem\"\n (keydown)=\"onKeyDown($event)\" [attr.aria-posinset]=\"this.index + 1\" [attr.aria-expanded]=\"this.node.expanded\" [attr.aria-selected]=\"isSelected()\" [attr.aria-label]=\"node.label\">\n <button type=\"button\" class=\"p-tree-toggler p-link\" (click)=\"toggle($event)\" pRipple tabindex=\"-1\">\n <span class=\"p-tree-toggler-icon pi pi-fw\" [ngClass]=\"{'pi-chevron-right':!node.expanded,'pi-chevron-down':node.expanded}\"></span>\n </button>\n <div class=\"p-checkbox p-component\" [ngClass]=\"{'p-checkbox-disabled': node.selectable === false}\" *ngIf=\"tree.selectionMode == 'checkbox'\" [attr.aria-checked]=\"isSelected()\">\n <div class=\"p-checkbox-box\" [ngClass]=\"{'p-highlight': isSelected(), 'p-indeterminate': node.partialSelected}\">\n <span class=\"p-checkbox-icon pi\" [ngClass]=\"{'pi-check':isSelected(),'pi-minus':node.partialSelected}\"></span>\n </div>\n </div>\n <span [class]=\"getIcon()\" *ngIf=\"node.icon||node.expandedIcon||node.collapsedIcon\"></span>\n <span class=\"p-treenode-label\">\n <span *ngIf=\"!tree.getTemplateForNode(node)\">{{node.label}}</span>\n <span *ngIf=\"tree.getTemplateForNode(node)\">\n <ng-container *ngTemplateOutlet=\"tree.getTemplateForNode(node); context: {$implicit: node}\"></ng-container>\n </span>\n </span>\n </div>\n <ul class=\"p-treenode-children\" style=\"display: none;\" *ngIf=\"!tree.virtualScroll && node.children && node.expanded\" [style.display]=\"node.expanded ? 'block' : 'none'\" role=\"group\">\n <p-treeNode *ngFor=\"let childNode of node.children;let firstChild=first;let lastChild=last; let index=index; trackBy: tree.trackBy\" [node]=\"childNode\" [parentNode]=\"node\"\n [firstChild]=\"firstChild\" [lastChild]=\"lastChild\" [index]=\"index\" [style.height.px]=\"tree.virtualNodeHeight\" [level]=\"level + 1\"></p-treeNode>\n </ul>\n </li>\n <li *ngIf=\"tree.droppableNodes&&lastChild\" class=\"p-treenode-droppoint\" [ngClass]=\"{'p-treenode-droppoint-active':draghoverNext}\"\n (drop)=\"onDropPoint($event,1)\" (dragover)=\"onDropPointDragOver($event)\" (dragenter)=\"onDropPointDragEnter($event,1)\" (dragleave)=\"onDropPointDragLeave($event)\"></li>\n <table *ngIf=\"tree.horizontal\" [class]=\"node.styleClass\">\n <tbody>\n <tr>\n <td class=\"p-treenode-connector\" *ngIf=\"!root\">\n <table class=\"p-treenode-connector-table\">\n <tbody>\n <tr>\n <td [ngClass]=\"{'p-treenode-connector-line':!firstChild}\"></td>\n </tr>\n <tr>\n <td [ngClass]=\"{'p-treenode-connector-line':!lastChild}\"></td>\n </tr>\n </tbody>\n </table>\n </td>\n <td class=\"p-treenode\" [ngClass]=\"{'p-treenode-collapsed':!node.expanded}\">\n <div class=\"p-treenode-content\" tabindex=\"0\" [ngClass]=\"{'p-treenode-selectable':tree.selectionMode,'p-highlight':isSelected()}\" (click)=\"onNodeClick($event)\" (contextmenu)=\"onNodeRightClick($event)\"\n (touchend)=\"onNodeTouchEnd()\" (keydown)=\"onNodeKeydown($event)\">\n <span class=\"p-tree-toggler pi pi-fw\" [ngClass]=\"{'pi-plus':!node.expanded,'pi-minus':node.expanded}\" *ngIf=\"!isLeaf()\" (click)=\"toggle($event)\"></span>\n <span [class]=\"getIcon()\" *ngIf=\"node.icon||node.expandedIcon||node.collapsedIcon\"></span>\n <span class=\"p-treenode-label\">\n <span *ngIf=\"!tree.getTemplateForNode(node)\">{{node.label}}</span>\n <span *ngIf=\"tree.getTemplateForNode(node)\">\n <ng-container *ngTemplateOutlet=\"tree.getTemplateForNode(node); context: {$implicit: node}\"></ng-container>\n </span>\n </span>\n </div>\n </td>\n <td class=\"p-treenode-children-container\" *ngIf=\"node.children && node.expanded\" [style.display]=\"node.expanded ? 'table-cell' : 'none'\">\n <div class=\"p-treenode-children\">\n <p-treeNode *ngFor=\"let childNode of node.children;let firstChild=first;let lastChild=last; trackBy: tree.trackBy\" [node]=\"childNode\"\n [firstChild]=\"firstChild\" [lastChild]=\"lastChild\"></p-treeNode>\n </div>\n </td>\n </tr>\n </tbody>\n </table>\n </ng-template>\n ",
encapsulation: i0.ViewEncapsulation.None
}]
}], ctorParameters: function () {
return [{ type: undefined, decorators: [{
type: i0.Inject,
args: [i0.forwardRef(function () { return Tree; })]
}] }];
}, propDecorators: { rowNode: [{
type: i0.Input
}], node: [{
type: i0.Input
}], parentNode: [{
type: i0.Input
}], root: [{
type: i0.Input
}], index: [{
type: i0.Input
}], firstChild: [{
type: i0.Input
}], lastChild: [{
type: i0.Input
}], level: [{
type: i0.Input
}], indentation: [{
type: i0.Input
}] } });
var Tree = /** @class */ (function () {
function Tree(el, dragDropService, config) {
this.el = el;
this.dragDropService = dragDropService;
this.config = config;
this.selectionChange = new i0.EventEmitter();
this.onNodeSelect = new i0.EventEmitter();
this.onNodeUnselect = new i0.EventEmitter();
this.onNodeExpand = new i0.EventEmitter();
this.onNodeCollapse = new i0.EventEmitter();
this.onNodeContextMenuSelect = new i0.EventEmitter();
this.onNodeDrop = new i0.EventEmitter();
this.layout = 'vertical';
this.metaKeySelection = true;
this.propagateSelectionUp = true;
this.propagateSelectionDown = true;
this.loadingIcon = 'pi pi-spinner';
this.emptyMessage = '';
this.filterBy = 'label';
this.filterMode = 'lenient';
this.indentation = 1.5;
this.trackBy = function (index, item) { return item; };
this.onFilter = new i0.EventEmitter();
}
Tree.prototype.ngOnInit = function () {
var _this = this;
if (this.droppableNodes) {
this.dragStartSubscription = this.dragDropService.dragStart$.subscribe(function (event) {
_this.dragNodeTree = event.tree;
_this.dragNode = event.node;
_this.dragNodeSubNodes = event.subNodes;
_this.dragNodeIndex = event.index;
_this.dragNodeScope = event.scope;
});
this.dragStopSubscription = this.dragDropService.dragStop$.subscribe(function (event) {
_this.dragNodeTree = null;
_this.dragNode = null;
_this.dragNodeSubNodes = null;
_this.dragNodeIndex = null;
_this.dragNodeScope = null;
_this.dragHover = false;
});
}
};
Tree.prototype.ngOnChanges = function (simpleChange) {
if (simpleChange.value) {
this.updateSerializedValue();
}
if (simpleChange.scrollHeight && this.virtualScrollBody) {
this.virtualScrollBody.ngOnInit();
}
};
Object.defineProperty(Tree.prototype, "horizontal", {
get: function () {
return this.layout == 'horizontal';
},
enumerable: false,
configurable: true
});
Object.defineProperty(Tree.prototype, "emptyMessageLabel", {
get: function () {
return this.emptyMessage || this.config.getTranslation(i3.TranslationKeys.EMPTY_MESSAGE);
},
enumerable: false,
configurable: true
});
Tree.prototype.ngAfterConte