primeng
Version:
[](https://opensource.org/licenses/MIT) [](https://badge.fury.io/js/primeng) [ || function () {
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}
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};
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};
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import { NgModule, Component, Input, AfterContentInit, OnDestroy, Output, EventEmitter, OnInit, ContentChildren, QueryList, TemplateRef, Inject, ElementRef, forwardRef, ChangeDetectionStrategy } from '@angular/core';
import { Optional } from '@angular/core';
import { CommonModule } from '@angular/common';
import { SharedModule } from 'primeng/api';
import { PrimeTemplate } from 'primeng/api';
import { TreeDragDropService } from 'primeng/api';
import { ObjectUtils } from 'primeng/utils';
import { DomHandler } from 'primeng/dom';
var UITreeNode = /** @class */ (function () {
function UITreeNode(tree) {
this.tree = tree;
}
UITreeNode_1 = UITreeNode;
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_1.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;
this.tree.onNodeExpand.emit({ originalEvent: event, node: this.node });
};
UITreeNode.prototype.collapse = function (event) {
this.node.expanded = false;
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) {
if (this.tree.validateDrop) {
this.tree.onNodeDrop.emit({
originalEvent: event,
dragNode: dragNode,
dropNode: this.node,
dropIndex: this.index,
accept: function () {
_this.processPointDrop(dragNode, dragNodeIndex, position);
}
});
}
else {
this.processPointDrop(dragNode, dragNodeIndex, position);
this.tree.onNodeDrop.emit({
originalEvent: event,
dragNode: dragNode,
dropNode: this.node,
dropIndex: this.index
});
}
}
this.draghoverPrev = false;
this.draghoverNext = false;
};
UITreeNode.prototype.processPointDrop = function (dragNode, dragNodeIndex, position) {
var newNodeList = this.node.parent ? this.node.parent.children : this.tree.value;
this.tree.dragNodeSubNodes.splice(dragNodeIndex, 1);
var dropIndex = this.index;
if (position < 0) {
dropIndex = (this.tree.dragNodeSubNodes === newNodeList) ? ((this.tree.dragNodeIndex > this.index) ? this.index : this.index - 1) : this.index;
newNodeList.splice(dropIndex, 0, dragNode);
}
else {
dropIndex = newNodeList.length;
newNodeList.push(dragNode);
}
this.tree.dragDropService.stopDrag({
node: dragNode,
subNodes: this.node.parent ? this.node.parent.children : this.tree.value,
index: dragNodeIndex
});
};
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) {
event.preventDefault();
event.stopPropagation();
var dragNode_1 = this.tree.dragNode;
if (this.tree.allowDrop(dragNode_1, this.node, this.tree.dragNodeScope)) {
if (this.tree.validateDrop) {
this.tree.onNodeDrop.emit({
originalEvent: event,
dragNode: dragNode_1,
dropNode: this.node,
index: this.index,
accept: function () {
_this.processNodeDrop(dragNode_1);
}
});
}
else {
this.processNodeDrop(dragNode_1);
this.tree.onNodeDrop.emit({
originalEvent: event,
dragNode: dragNode_1,
dropNode: this.node,
index: this.index
});
}
}
}
this.draghoverNode = false;
};
UITreeNode.prototype.processNodeDrop = function (dragNode) {
var dragNodeIndex = this.tree.dragNodeIndex;
this.tree.dragNodeSubNodes.splice(dragNodeIndex, 1);
if (this.node.children)
this.node.children.push(dragNode);
else
this.node.children = [dragNode];
this.tree.dragDropService.stopDrag({
node: dragNode,
subNodes: this.node.parent ? this.node.parent.children : this.tree.value,
index: this.tree.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') {
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.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 childrenListElement = nodeElement.children[0].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();
};
var UITreeNode_1;
UITreeNode.ICON_CLASS = 'ui-treenode-icon ';
UITreeNode.ctorParameters = function () { return [
{ type: undefined, decorators: [{ type: Inject, args: [forwardRef(function () { return Tree; }),] }] }
]; };
__decorate([
Input()
], UITreeNode.prototype, "node", void 0);
__decorate([
Input()
], UITreeNode.prototype, "parentNode", void 0);
__decorate([
Input()
], UITreeNode.prototype, "root", void 0);
__decorate([
Input()
], UITreeNode.prototype, "index", void 0);
__decorate([
Input()
], UITreeNode.prototype, "firstChild", void 0);
__decorate([
Input()
], UITreeNode.prototype, "lastChild", void 0);
UITreeNode = UITreeNode_1 = __decorate([
Component({
selector: 'p-treeNode',
template: "\n <ng-template [ngIf]=\"node\">\n <li *ngIf=\"tree.droppableNodes\" class=\"ui-treenode-droppoint\" [ngClass]=\"{'ui-treenode-droppoint-active ui-state-highlight':draghoverPrev}\"\n (drop)=\"onDropPoint($event,-1)\" (dragover)=\"onDropPointDragOver($event)\" (dragenter)=\"onDropPointDragEnter($event,-1)\" (dragleave)=\"onDropPointDragLeave($event)\"></li>\n <li *ngIf=\"!tree.horizontal\" role=\"treeitem\" [ngClass]=\"['ui-treenode',node.styleClass||'', isLeaf() ? 'ui-treenode-leaf': '']\">\n <div class=\"ui-treenode-content\" (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]=\"{'ui-treenode-selectable':tree.selectionMode && node.selectable !== false,'ui-treenode-dragover':draghoverNode, 'ui-treenode-content-selected':isSelected()}\" \n (keydown)=\"onKeyDown($event)\" [attr.aria-posinset]=\"this.index + 1\" [attr.aria-expanded]=\"this.node.expanded\" [attr.aria-selected]=\"isSelected()\" [attr.aria-label]=\"node.label\">\n <span class=\"ui-tree-toggler pi pi-fw ui-unselectable-text\" [ngClass]=\"{'pi-caret-right':!node.expanded,'pi-caret-down':node.expanded}\"\n (click)=\"toggle($event)\"></span\n ><div class=\"ui-chkbox\" *ngIf=\"tree.selectionMode == 'checkbox'\" [attr.aria-checked]=\"isSelected()\"><div class=\"ui-chkbox-box ui-widget ui-corner-all ui-state-default\" [ngClass]=\"{'ui-state-disabled': node.selectable === false}\">\n <span class=\"ui-chkbox-icon ui-clickable pi\"\n [ngClass]=\"{'pi-check':isSelected(),'pi-minus':node.partialSelected}\"></span></div></div\n ><span [class]=\"getIcon()\" *ngIf=\"node.icon||node.expandedIcon||node.collapsedIcon\"></span\n ><span class=\"ui-treenode-label ui-corner-all\"\n [ngClass]=\"{'ui-state-highlight':isSelected()}\">\n <span *ngIf=\"!tree.getTemplateForNode(node)\">{{node.label}}</span>\n <span *ngIf=\"tree.getTemplateForNode(node)\">\n <ng-container *ngTemplateOutlet=\"tree.getTemplateForNode(node); context: {$implicit: node}\"></ng-container>\n </span>\n </span>\n </div>\n <ul class=\"ui-treenode-children\" style=\"display: none;\" *ngIf=\"node.children && node.expanded\" [style.display]=\"node.expanded ? 'block' : 'none'\" role=\"group\">\n <p-treeNode *ngFor=\"let childNode of node.children;let firstChild=first;let lastChild=last; let index=index; trackBy: tree.nodeTrackBy\" [node]=\"childNode\" [parentNode]=\"node\"\n [firstChild]=\"firstChild\" [lastChild]=\"lastChild\" [index]=\"index\"></p-treeNode>\n </ul>\n </li>\n <li *ngIf=\"tree.droppableNodes&&lastChild\" class=\"ui-treenode-droppoint\" [ngClass]=\"{'ui-treenode-droppoint-active ui-state-highlight':draghoverNext}\"\n (drop)=\"onDropPoint($event,1)\" (dragover)=\"onDropPointDragOver($event)\" (dragenter)=\"onDropPointDragEnter($event,1)\" (dragleave)=\"onDropPointDragLeave($event)\"></li>\n <table *ngIf=\"tree.horizontal\" [class]=\"node.styleClass\">\n <tbody>\n <tr>\n <td class=\"ui-treenode-connector\" *ngIf=\"!root\">\n <table class=\"ui-treenode-connector-table\">\n <tbody>\n <tr>\n <td [ngClass]=\"{'ui-treenode-connector-line':!firstChild}\"></td>\n </tr>\n <tr>\n <td [ngClass]=\"{'ui-treenode-connector-line':!lastChild}\"></td>\n </tr>\n </tbody>\n </table>\n </td>\n <td class=\"ui-treenode\" [ngClass]=\"{'ui-treenode-collapsed':!node.expanded}\">\n <div class=\"ui-treenode-content ui-state-default ui-corner-all\" tabindex=\"0\"\n [ngClass]=\"{'ui-treenode-selectable':tree.selectionMode,'ui-state-highlight':isSelected()}\" (click)=\"onNodeClick($event)\" (contextmenu)=\"onNodeRightClick($event)\"\n (touchend)=\"onNodeTouchEnd()\" (keydown)=\"onNodeKeydown($event)\">\n <span class=\"ui-tree-toggler pi pi-fw ui-unselectable-text\" [ngClass]=\"{'pi-plus':!node.expanded,'pi-minus':node.expanded}\" *ngIf=\"!isLeaf()\"\n (click)=\"toggle($event)\"></span\n ><span [class]=\"getIcon()\" *ngIf=\"node.icon||node.expandedIcon||node.collapsedIcon\"></span\n ><span class=\"ui-treenode-label ui-corner-all\">\n <span *ngIf=\"!tree.getTemplateForNode(node)\">{{node.label}}</span>\n <span *ngIf=\"tree.getTemplateForNode(node)\">\n <ng-container *ngTemplateOutlet=\"tree.getTemplateForNode(node); context: {$implicit: node}\"></ng-container>\n </span>\n </span>\n </div>\n </td>\n <td class=\"ui-treenode-children-container\" *ngIf=\"node.children && node.expanded\" [style.display]=\"node.expanded ? 'table-cell' : 'none'\">\n <div class=\"ui-treenode-children\">\n <p-treeNode *ngFor=\"let childNode of node.children;let firstChild=first;let lastChild=last; trackBy: tree.nodeTrackBy\" [node]=\"childNode\"\n [firstChild]=\"firstChild\" [lastChild]=\"lastChild\"></p-treeNode>\n </div>\n </td>\n </tr>\n </tbody>\n </table>\n </ng-template>\n "
}),
__param(0, Inject(forwardRef(function () { return Tree; })))
], UITreeNode);
return UITreeNode;
}());
export { UITreeNode };
var Tree = /** @class */ (function () {
function Tree(el, dragDropService) {
this.el = el;
this.dragDropService = dragDropService;
this.selectionChange = new EventEmitter();
this.onNodeSelect = new EventEmitter();
this.onNodeUnselect = new EventEmitter();
this.onNodeExpand = new EventEmitter();
this.onNodeCollapse = new EventEmitter();
this.onNodeContextMenuSelect = new EventEmitter();
this.onNodeDrop = new EventEmitter();
this.layout = 'vertical';
this.metaKeySelection = true;
this.propagateSelectionUp = true;
this.propagateSelectionDown = true;
this.loadingIcon = 'pi pi-spinner';
this.emptyMessage = 'No records found';
this.filterBy = 'label';
this.filterMode = 'lenient';
this.nodeTrackBy = function (index, item) { return item; };
}
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;
});
}
};
Object.defineProperty(Tree.prototype, "horizontal", {
get: function () {
return this.layout == 'horizontal';
},
enumerable: true,
configurable: true
});
Tree.prototype.ngAfterContentInit = function () {
var _this = this;
if (this.templates.length) {
this.templateMap = {};
}
this.templates.forEach(function (item) {
_this.templateMap[item.name] = item.template;
});
};
Tree.prototype.onNodeClick = function (event, node) {
var eventTarget = event.target;
if (DomHandler.hasClass(eventTarget, 'ui-tree-toggler')) {
return;
}
else if (this.selectionMode) {
if (node.selectable === false) {
return;
}
if (this.hasFilteredNodes()) {
node = this.getNodeWithKey(node.key, this.value);
if (!node) {
return;
}
}
var index_1 = this.findIndexInSelection(node);
var selected = (index_1 >= 0);
if (this.isCheckboxSelectionMode()) {
if (selected) {
if (this.propagateSelectionDown)
this.propagateDown(node, false);
else
this.selection = this.selection.filter(function (val, i) { return i != index_1; });
if (this.propagateSelectionUp && node.parent) {
this.propagateUp(node.parent, false);
}
this.selectionChange.emit(this.selection);
this.onNodeUnselect.emit({ originalEvent: event, node: node });
}
else {
if (this.propagateSelectionDown)
this.propagateDown(node, true);
else
this.selection = __spread(this.selection || [], [node]);
if (this.propagateSelectionUp && node.parent) {
this.propagateUp(node.parent, true);
}
this.selectionChange.emit(this.selection);
this.onNodeSelect.emit({ originalEvent: event, node: node });
}
}
else {
var metaSelection = this.nodeTouched ? false : this.metaKeySelection;
if (metaSelection) {
var metaKey = (event.metaKey || event.ctrlKey);
if (selected && metaKey) {
if (this.isSingleSelectionMode()) {
this.selectionChange.emit(null);
}
else {
this.selection = this.selection.filter(function (val, i) { return i != index_1; });
this.selectionChange.emit(this.selection);
}
this.onNodeUnselect.emit({ originalEvent: event, node: node });
}
else {
if (this.isSingleSelectionMode()) {
this.selectionChange.emit(node);
}
else if (this.isMultipleSelectionMode()) {
this.selection = (!metaKey) ? [] : this.selection || [];
this.selection = __spread(this.selection, [node]);
this.selectionChange.emit(this.selection);
}
this.onNodeSelect.emit({ originalEvent: event, node: node });
}
}
else {
if (this.isSingleSelectionMode()) {
if (selected) {
this.selection = null;
this.onNodeUnselect.emit({ originalEvent: event, node: node });
}
else {
this.selection = node;
this.onNodeSelect.emit({ originalEvent: event, node: node });
}
}
else {
if (selected) {
this.selection = this.selection.filter(function (val, i) { return i != index_1; });
this.onNodeUnselect.emit({ originalEvent: event, node: node });
}
else {
this.selection = __spread(this.selection || [], [node]);
this.onNodeSelect.emit({ originalEvent: event, node: node });
}
}
this.selectionChange.emit(this.selection);
}
}
}
this.nodeTouched = false;
};
Tree.prototype.onNodeTouchEnd = function () {
this.nodeTouched = true;
};
Tree.prototype.onNodeRightClick = function (event, node) {
if (this.contextMenu) {
var eventTarget = event.target;
if (eventTarget.className && eventTarget.className.indexOf('ui-tree-toggler') === 0) {
return;
}
else {
var index = this.findIndexInSelection(node);
var selected = (index >= 0);
if (!selected) {
if (this.isSingleSelectionMode())
this.selectionChange.emit(node);
else
this.selectionChange.emit([node]);
}
this.contextMenu.show(event);
this.onNodeContextMenuSelect.emit({ originalEvent: event, node: node });
}
}
};
Tree.prototype.findIndexInSelection = function (node) {
var index = -1;
if (this.selectionMode && this.selection) {
if (this.isSingleSelectionMode()) {
var areNodesEqual = (this.selection.key && this.selection.key === node.key) || this.selection == node;
index = areNodesEqual ? 0 : -1;
}
else {
for (var i = 0; i < this.selection.length; i++) {
var selectedNode = this.selection[i];
var areNodesEqual = (selectedNode.key && selectedNode.key === node.key) || selectedNode == node;
if (areNodesEqual) {
index = i;
break;
}
}
}
}
return index;
};
Tree.prototype.syncNodeOption = function (node, parentNodes, option, value) {
// to synchronize the node option between the filtered nodes and the original nodes(this.value)
var _node = this.hasFilteredNodes() ? this.getNodeWithKey(node.key, parentNodes) : null;
if (_node) {
_node[option] = value || node[option];
}
};
Tree.prototype.hasFilteredNodes = function () {
return this.filter && this.filteredNodes && this.filteredNodes.length;
};
Tree.prototype.getNodeWithKey = function (key, nodes) {
var e_1, _a;
try {
for (var nodes_1 = __values(nodes), nodes_1_1 = nodes_1.next(); !nodes_1_1.done; nodes_1_1 = nodes_1.next()) {
var node = nodes_1_1.value;
if (node.key === key) {
return node;
}
if (node.children) {
var matchedNode = this.getNodeWithKey(key, node.children);
if (matchedNode) {
return matchedNode;
}
}
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (nodes_1_1 && !nodes_1_1.done && (_a = nodes_1.return)) _a.call(nodes_1);
}
finally { if (e_1) throw e_1.error; }
}
};
Tree.prototype.propagateUp = function (node, select) {
var e_2, _a;
if (node.children && node.children.length) {
var selectedCount = 0;
var childPartialSelected = false;
try {
for (var _b = __values(node.children), _c = _b.next(); !_c.done; _c = _b.next()) {
var child = _c.value;
if (this.isSelected(child)) {
selectedCount++;
}
else if (child.partialSelected) {
childPartialSelected = true;
}
}
}
catch (e_2_1) { e_2 = { error: e_2_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_2) throw e_2.error; }
}
if (select && selectedCount == node.children.length) {
this.selection = __spread(this.selection || [], [node]);
node.partialSelected = false;
}
else {
if (!select) {
var index_2 = this.findIndexInSelection(node);
if (index_2 >= 0) {
this.selection = this.selection.filter(function (val, i) { return i != index_2; });
}
}
if (childPartialSelected || selectedCount > 0 && selectedCount != node.children.length)
node.partialSelected = true;
else
node.partialSelected = false;
}
this.syncNodeOption(node, this.filteredNodes, 'partialSelected');
}
var parent = node.parent;
if (parent) {
this.propagateUp(parent, select);
}
};
Tree.prototype.propagateDown = function (node, select) {
var e_3, _a;
var index = this.findIndexInSelection(node);
if (select && index == -1) {
this.selection = __spread(this.selection || [], [node]);
}
else if (!select && index > -1) {
this.selection = this.selection.filter(function (val, i) { return i != index; });
}
node.partialSelected = false;
this.syncNodeOption(node, this.filteredNodes, 'partialSelected');
if (node.children && node.children.length) {
try {
for (var _b = __values(node.children), _c = _b.next(); !_c.done; _c = _b.next()) {
var child = _c.value;
this.propagateDown(child, select);
}
}
catch (e_3_1) { e_3 = { error: e_3_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_3) throw e_3.error; }
}
}
};
Tree.prototype.isSelected = function (node) {
return this.findIndexInSelection(node) != -1;
};
Tree.prototype.isSingleSelectionMode = function () {
return this.selectionMode && this.selectionMode == 'single';
};
Tree.prototype.isMultipleSelectionMode = function () {
return this.selectionMode && this.selectionMode == 'multiple';
};
Tree.prototype.isCheckboxSelectionMode = function () {
return this.selectionMode && this.selectionMode == 'checkbox';
};
Tree.prototype.isNodeLeaf = function (node) {
return node.leaf == false ? false : !(node.children && node.children.length);
};
Tree.prototype.getRootNode = function () {
return this.filteredNodes ? this.filteredNodes : this.value;
};
Tree.prototype.getTemplateForNode = function (node) {
if (this.templateMap)
return node.type ? this.templateMap[node.type] : this.templateMap['default'];
else
return null;
};
Tree.prototype.onDragOver = function (event) {
if (this.droppableNodes && (!this.value || this.value.length === 0)) {
event.dataTransfer.dropEffect = 'move';
event.preventDefault();
}
};
Tree.prototype.onDrop = function (event) {
if (this.droppableNodes && (!this.value || this.value.length === 0)) {
event.preventDefault();
var dragNode = this.dragNode;
if (this.allowDrop(dragNode, null, this.dragNodeScope)) {
var dragNodeIndex = this.dragNodeIndex;
this.dragNodeSubNodes.splice(dragNodeIndex, 1);
this.value = this.value || [];
this.value.push(dragNode);
this.dragDropService.stopDrag({
node: dragNode
});
}
}
};
Tree.prototype.onDragEnter = function (event) {
if (this.droppableNodes && this.allowDrop(this.dragNode, null, this.dragNodeScope)) {
this.dragHover = true;
}
};
Tree.prototype.onDragLeave = function (event) {
if (this.droppableNodes) {
var rect = event.currentTarget.getBoundingClientRect();
if (event.x > rect.left + rect.width || event.x < rect.left || event.y > rect.top + rect.height || event.y < rect.top) {
this.dragHover = false;
}
}
};
Tree.prototype.allowDrop = function (dragNode, dropNode, dragNodeScope) {
if (!dragNode) {
//prevent random html elements to be dragged
return false;
}
else if (this.isValidDragScope(dragNodeScope)) {
var allow = true;
if (dropNode) {
if (dragNode === dropNode) {
allow = false;
}
else {
var parent_1 = dropNode.parent;
while (parent_1 != null) {
if (parent_1 === dragNode) {
allow = false;
break;
}
parent_1 = parent_1.parent;
}
}
}
return allow;
}
else {
return false;
}
};
Tree.prototype.isValidDragScope = function (dragScope) {
var e_4, _a, e_5, _b;
var dropScope = this.droppableScope;
if (dropScope) {
if (typeof dropScope === 'string') {
if (typeof dragScope === 'string')
return dropScope === dragScope;
else if (dragScope instanceof Array)
return dragScope.indexOf(dropScope) != -1;
}
else if (dropScope instanceof Array) {
if (typeof dragScope === 'string') {
return dropScope.indexOf(dragScope) != -1;
}
else if (dragScope instanceof Array) {
try {
for (var dropScope_1 = __values(dropScope), dropScope_1_1 = dropScope_1.next(); !dropScope_1_1.done; dropScope_1_1 = dropScope_1.next()) {
var s = dropScope_1_1.value;
try {
for (var dragScope_1 = (e_5 = void 0, __values(dragScope)), dragScope_1_1 = dragScope_1.next(); !dragScope_1_1.done; dragScope_1_1 = dragScope_1.next()) {
var ds = dragScope_1_1.value;
if (s === ds) {
return true;
}
}
}
catch (e_5_1) { e_5 = { error: e_5_1 }; }
finally {
try {
if (dragScope_1_1 && !dragScope_1_1.done && (_b = dragScope_1.return)) _b.call(dragScope_1);
}
finally { if (e_5) throw e_5.error; }
}
}
}
catch (e_4_1) { e_4 = { error: e_4_1 }; }
finally {
try {
if (dropScope_1_1 && !dropScope_1_1.done && (_a = dropScope_1.return)) _a.call(dropScope_1);
}
finally { if (e_4) throw e_4.error; }
}
}
}
return false;
}
else {
return true;
}
};
Tree.prototype.onFilter = function (event) {
var e_6, _a;
var filterValue = event.target.value;
if (filterValue === '') {
this.filteredNodes = null;
}
else {
this.filteredNodes = [];
var searchFields = this.filterBy.split(',');
var filterText = ObjectUtils.removeAccents(filterValue).toLowerCase();
var isStrictMode = this.filterMode === 'strict';
try {
for (var _b = __values(this.value), _c = _b.next(); !_c.done; _c = _b.next()) {
var node = _c.value;
var copyNode = __assign({}, node);
var paramsWithoutNode = { searchFields: searchFields, filterText: filterText, isStrictMode: isStrictMode };
if ((isStrictMode && (this.findFilteredNodes(copyNode, paramsWithoutNode) || this.isFilterMatched(copyNode, paramsWithoutNode))) ||
(!isStrictMode && (this.isFilterMatched(copyNode, paramsWithoutNode) || this.findFilteredNodes(copyNode, paramsWithoutNode)))) {
this.filteredNodes.push(copyNode);
}
}
}
catch (e_6_1) { e_6 = { error: e_6_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_6) throw e_6.error; }
}
}
};
Tree.prototype.findFilteredNodes = function (node, paramsWithoutNode) {
var e_7, _a;
if (node) {
var matched = false;
if (node.children) {
var childNodes = __spread(node.children);
node.children = [];
try {
for (var childNodes_1 = __values(childNodes), childNodes_1_1 = childNodes_1.next(); !childNodes_1_1.done; childNodes_1_1 = childNodes_1.next()) {
var childNode = childNodes_1_1.value;
var copyChildNode = __assign({}, childNode);
if (this.isFilterMatched(copyChildNode, paramsWithoutNode)) {
matched = true;
node.children.push(copyChildNode);
}
}
}
catch (e_7_1) { e_7 = { error: e_7_1 }; }
finally {
try {
if (childNodes_1_1 && !childNodes_1_1.done && (_a = childNodes_1.return)) _a.call(childNodes_1);
}
finally { if (e_7) throw e_7.error; }
}
}
if (matched) {
node.expanded = true;
return true;
}
}
};
Tree.prototype.isFilterMatched = function (node, _a) {
var e_8, _b;
var searchFields = _a.searchFields, filterText = _a.filterText, isStrictMode = _a.isStrictMode;
var matched = false;
try {
for (var searchFields_1 = __values(searchFields), searchFields_1_1 = searchFields_1.next(); !searchFields_1_1.done; searchFields_1_1 = searchFields_1.next()) {
var field = searchFields_1_1.value;
var fieldValue = ObjectUtils.removeAccents(String(ObjectUtils.resolveFieldData(node, field))).toLowerCase();
if (fieldValue.indexOf(filterText) > -1) {
matched = true;
}
}
}
catch (e_8_1) { e_8 = { error: e_8_1 }; }
finally {
try {
if (searchFields_1_1 && !searchFields_1_1.done && (_b = searchFields_1.return)) _b.call(searchFields_1);
}
finally { if (e_8) throw e_8.error; }
}
if (!matched || (isStrictMode && !this.isNodeLeaf(node))) {
matched = this.findFilteredNodes(node, { searchFields: searchFields, filterText: filterText, isStrictMode: isStrictMode }) || matched;
}
return matched;
};
Tree.prototype.getBlockableElement = function () {
return this.el.nativeElement.children[0];
};
Tree.prototype.ngOnDestroy = function () {
if (this.dragStartSubscription) {
this.dragStartSubscription.unsubscribe();
}
if (this.dragStopSubscription) {
this.dragStopSubscription.unsubscribe();
}
};
Tree.ctorParameters = function () { return [
{ type: ElementRef },
{ type: TreeDragDropService, decorators: [{ type: Optional }] }
]; };
__decorate([
Input()
], Tree.prototype, "value", void 0);
__decorate([
Input()
], Tree.prototype, "selectionMode", void 0);
__decorate([
Input()
], Tree.prototype, "selection", void 0);
__decorate([
Output()
], Tree.prototype, "selectionChange", void 0);
__decorate([
Output()
], Tree.prototype, "onNodeSelect", void 0);
__decorate([
Output()
], Tree.prototype, "onNodeUnselect", void 0);
__decorate([
Output()
], Tree.prototype, "onNodeExpand", void 0);
__decorate([
Output()
], Tree.prototype, "onNodeCollapse", void 0);
__decorate([
Output()
], Tree.prototype, "onNodeContextMenuSelect", void 0);
__decorate([
Output()
], Tree.prototype, "onNodeDrop", void 0);
__decorate([
Input()
], Tree.prototype, "style", void 0);
__decorate([
Input()
], Tree.prototype, "styleClass", void 0);
__decorate([
Input()
], Tree.prototype, "contextMenu", void 0);
__decorate([
Input()
], Tree.prototype, "layout", void 0);
__decorate([
Input()
], Tree.prototype, "draggableScope", void 0);
__decorate([
Input()
], Tree.prototype, "droppableScope", void 0);
__decorate([
Input()
], Tree.prototype, "draggableNodes", void 0);
__decorate([
Input()
], Tree.prototype, "droppableNodes", void 0);
__decorate([
Input()
], Tree.prototype, "metaKeySelection", void 0);
__decorate([
Input()
], Tree.prototype, "propagateSelectionUp", void 0);
__decorate([
Input()
], Tree.prototype, "propagateSelectionDown", void 0);
__decorate([
Input()
], Tree.prototype, "loading", void 0);
__decorate([
Input()
], Tree.prototype, "loadingIcon", void 0);
__decorate([
Input()
], Tree.prototype, "emptyMessage", void 0);
__decorate([
Input()
], Tree.prototype, "ariaLabel", void 0);
__decorate([
Input()
], Tree.prototype, "ariaLabelledBy", void 0);
__decorate([
Input()
], Tree.prototype, "validateDrop", void 0);
__decorate([
Input()
], Tree.prototype, "filter", void 0);
__decorate([
Input()
], Tree.prototype, "filterBy", void 0);
__decorate([
Input()
], Tree.prototype, "filterMode", void 0);
__decorate([
Input()
], Tree.prototype, "filterPlaceholder", void 0);
__decorate([
Input()
], Tree.prototype, "nodeTrackBy", void 0);
__decorate([
ContentChildren(PrimeTemplate)
], Tree.prototype, "templates", void 0);
Tree = __decorate([
Component({
selector: 'p-tree',
template: "\n <div [ngClass]=\"{'ui-tree ui-widget ui-widget-content ui-corner-all':true,'ui-tree-selectable':selectionMode,'ui-treenode-dragover':dragHover,'ui-tree-loading': loading}\" [ngStyle]=\"style\" [class]=\"styleClass\" *ngIf=\"!horizontal\"\n (drop)=\"onDrop($event)\" (dragover)=\"onDragOver($event)\" (dragenter)=\"onDragEnter($event)\" (dragleave)=\"onDragLeave($event)\">\n <div class=\"ui-tree-loading-mask ui-widget-overlay\" *ngIf=\"loading\"></div>\n <div class=\"ui-tree-loading-content\" *ngIf=\"loading\">\n <i [class]=\"'ui-tree-loading-icon pi-spin ' + loadingIcon\"></i>\n </div>\n <div *ngIf=\"filter\" class=\"ui-tree-filter-container\">\n <input #filter type=\"text\" autocomplete=\"off\" class=\"ui-tree-filter ui-inputtext ui-widget ui-state-default ui-corner-all\" [attr.placeholder]=\"filterPlaceholder\"\n (keydown.enter)=\"$event.preventDefault()\" (input)=\"onFilter($event)\">\n <span class=\"ui-tree-filter-icon pi pi-search\"></span>\n </div>\n <ul class=\"ui-tree-container\" *ngIf=\"getRootNode()\" role=\"tree\" [attr.aria-label]=\"ariaLabel\" [attr.aria-labelledby]=\"ariaLabelledBy\">\n <p-treeNode *ngFor=\"let node of getRootNode(); let firstChild=first;let lastChild=last; let index=index; trackBy: nodeT