primeng
Version:
[](https://opensource.org/licenses/MIT) [](https://badge.fury.io/js/primeng) [ • 145 kB
JavaScript
import * as i0 from '@angular/core';
import { Injectable, EventEmitter, Component, ViewEncapsulation, Input, Output, ViewChild, ContentChildren, Directive, HostListener, ChangeDetectionStrategy, NgModule } from '@angular/core';
import * as i3 from '@angular/common';
import { CommonModule } from '@angular/common';
import { Subject } from 'rxjs';
import { DomHandler } from 'primeng/dom';
import * as i2 from 'primeng/paginator';
import { PaginatorModule } from 'primeng/paginator';
import * as i1 from 'primeng/api';
import { PrimeTemplate, SharedModule } from 'primeng/api';
import { ObjectUtils } from 'primeng/utils';
import * as i5 from 'primeng/ripple';
import { RippleModule } from 'primeng/ripple';
import * as i4 from '@angular/cdk/scrolling';
import { CdkVirtualScrollViewport, ScrollingModule } from '@angular/cdk/scrolling';
class TreeTableService {
constructor() {
this.sortSource = new Subject();
this.selectionSource = new Subject();
this.contextMenuSource = new Subject();
this.uiUpdateSource = new Subject();
this.totalRecordsSource = new Subject();
this.sortSource$ = this.sortSource.asObservable();
this.selectionSource$ = this.selectionSource.asObservable();
this.contextMenuSource$ = this.contextMenuSource.asObservable();
this.uiUpdateSource$ = this.uiUpdateSource.asObservable();
this.totalRecordsSource$ = this.totalRecordsSource.asObservable();
}
onSort(sortMeta) {
this.sortSource.next(sortMeta);
}
onSelectionChange() {
this.selectionSource.next();
}
onContextMenu(node) {
this.contextMenuSource.next(node);
}
onUIUpdate(value) {
this.uiUpdateSource.next(value);
}
onTotalRecordsChange(value) {
this.totalRecordsSource.next(value);
}
}
TreeTableService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.0.4", ngImport: i0, type: TreeTableService, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
TreeTableService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "12.0.4", ngImport: i0, type: TreeTableService });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.0.4", ngImport: i0, type: TreeTableService, decorators: [{
type: Injectable
}] });
class TreeTable {
constructor(el, zone, tableService, filterService) {
this.el = el;
this.zone = zone;
this.tableService = tableService;
this.filterService = filterService;
this.lazy = false;
this.lazyLoadOnInit = true;
this.first = 0;
this.pageLinks = 5;
this.alwaysShowPaginator = true;
this.paginatorPosition = 'bottom';
this.currentPageReportTemplate = '{currentPage} of {totalPages}';
this.showFirstLastIcon = true;
this.showPageLinks = true;
this.defaultSortOrder = 1;
this.sortMode = 'single';
this.resetPageOnSort = true;
this.selectionChange = new EventEmitter();
this.contextMenuSelectionChange = new EventEmitter();
this.contextMenuSelectionMode = "separate";
this.compareSelectionBy = 'deepEquals';
this.loadingIcon = 'pi pi-spinner';
this.showLoader = true;
this.virtualScrollDelay = 150;
this.virtualRowHeight = 28;
this.columnResizeMode = 'fit';
this.rowTrackBy = (index, item) => item;
this.filters = {};
this.filterDelay = 300;
this.filterMode = 'lenient';
this.onFilter = new EventEmitter();
this.onNodeExpand = new EventEmitter();
this.onNodeCollapse = new EventEmitter();
this.onPage = new EventEmitter();
this.onSort = new EventEmitter();
this.onLazyLoad = new EventEmitter();
this.sortFunction = new EventEmitter();
this.onColResize = new EventEmitter();
this.onColReorder = new EventEmitter();
this.onNodeSelect = new EventEmitter();
this.onNodeUnselect = new EventEmitter();
this.onContextMenuSelect = new EventEmitter();
this.onHeaderCheckboxToggle = new EventEmitter();
this.onEditInit = new EventEmitter();
this.onEditComplete = new EventEmitter();
this.onEditCancel = new EventEmitter();
this._value = [];
this._totalRecords = 0;
this._sortOrder = 1;
this.selectionKeys = {};
}
ngOnInit() {
if (this.lazy && this.lazyLoadOnInit) {
this.onLazyLoad.emit(this.createLazyLoadMetadata());
}
this.initialized = true;
}
ngAfterContentInit() {
this.templates.forEach((item) => {
switch (item.getType()) {
case 'caption':
this.captionTemplate = item.template;
break;
case 'header':
this.headerTemplate = item.template;
break;
case 'body':
this.bodyTemplate = item.template;
break;
case 'loadingbody':
this.loadingBodyTemplate = item.template;
break;
case 'footer':
this.footerTemplate = item.template;
break;
case 'summary':
this.summaryTemplate = item.template;
break;
case 'colgroup':
this.colGroupTemplate = item.template;
break;
case 'emptymessage':
this.emptyMessageTemplate = item.template;
break;
case 'paginatorleft':
this.paginatorLeftTemplate = item.template;
break;
case 'paginatorright':
this.paginatorRightTemplate = item.template;
break;
case 'paginatordropdownitem':
this.paginatorDropdownItemTemplate = item.template;
break;
case 'frozenheader':
this.frozenHeaderTemplate = item.template;
break;
case 'frozenbody':
this.frozenBodyTemplate = item.template;
break;
case 'frozenfooter':
this.frozenFooterTemplate = item.template;
break;
case 'frozencolgroup':
this.frozenColGroupTemplate = item.template;
break;
}
});
}
ngOnChanges(simpleChange) {
if (simpleChange.value) {
this._value = simpleChange.value.currentValue;
if (!this.lazy) {
this.totalRecords = (this._value ? this._value.length : 0);
if (this.sortMode == 'single' && this.sortField)
this.sortSingle();
else if (this.sortMode == 'multiple' && this.multiSortMeta)
this.sortMultiple();
else if (this.hasFilter()) //sort already filters
this._filter();
}
this.updateSerializedValue();
this.tableService.onUIUpdate(this.value);
}
if (simpleChange.sortField) {
this._sortField = simpleChange.sortField.currentValue;
//avoid triggering lazy load prior to lazy initialization at onInit
if (!this.lazy || this.initialized) {
if (this.sortMode === 'single') {
this.sortSingle();
}
}
}
if (simpleChange.sortOrder) {
this._sortOrder = simpleChange.sortOrder.currentValue;
//avoid triggering lazy load prior to lazy initialization at onInit
if (!this.lazy || this.initialized) {
if (this.sortMode === 'single') {
this.sortSingle();
}
}
}
if (simpleChange.multiSortMeta) {
this._multiSortMeta = simpleChange.multiSortMeta.currentValue;
if (this.sortMode === 'multiple') {
this.sortMultiple();
}
}
if (simpleChange.selection) {
this._selection = simpleChange.selection.currentValue;
if (!this.preventSelectionSetterPropagation) {
this.updateSelectionKeys();
this.tableService.onSelectionChange();
}
this.preventSelectionSetterPropagation = false;
}
}
get value() {
return this._value;
}
set value(val) {
this._value = val;
}
updateSerializedValue() {
this.serializedValue = [];
if (this.paginator)
this.serializePageNodes();
else
this.serializeNodes(null, this.filteredNodes || this.value, 0, true);
}
serializeNodes(parent, nodes, level, visible) {
if (nodes && nodes.length) {
for (let node of nodes) {
node.parent = parent;
const rowNode = {
node: node,
parent: parent,
level: level,
visible: visible && (parent ? parent.expanded : true)
};
this.serializedValue.push(rowNode);
if (rowNode.visible && node.expanded) {
this.serializeNodes(node, node.children, level + 1, rowNode.visible);
}
}
}
}
serializePageNodes() {
let data = this.filteredNodes || this.value;
this.serializedValue = [];
if (data && data.length) {
const first = this.lazy ? 0 : this.first;
for (let i = first; i < (first + this.rows); i++) {
let node = data[i];
if (node) {
this.serializedValue.push({
node: node,
parent: null,
level: 0,
visible: true
});
this.serializeNodes(node, node.children, 1, true);
}
}
}
}
get totalRecords() {
return this._totalRecords;
}
set totalRecords(val) {
this._totalRecords = val;
this.tableService.onTotalRecordsChange(this._totalRecords);
}
get sortField() {
return this._sortField;
}
set sortField(val) {
this._sortField = val;
}
get sortOrder() {
return this._sortOrder;
}
set sortOrder(val) {
this._sortOrder = val;
}
get multiSortMeta() {
return this._multiSortMeta;
}
set multiSortMeta(val) {
this._multiSortMeta = val;
}
get selection() {
return this._selection;
}
set selection(val) {
this._selection = val;
}
updateSelectionKeys() {
if (this.dataKey && this._selection) {
this.selectionKeys = {};
if (Array.isArray(this._selection)) {
for (let node of this._selection) {
this.selectionKeys[String(ObjectUtils.resolveFieldData(node.data, this.dataKey))] = 1;
}
}
else {
this.selectionKeys[String(ObjectUtils.resolveFieldData(this._selection.data, this.dataKey))] = 1;
}
}
}
onPageChange(event) {
this.first = event.first;
this.rows = event.rows;
if (this.lazy)
this.onLazyLoad.emit(this.createLazyLoadMetadata());
else
this.serializePageNodes();
this.onPage.emit({
first: this.first,
rows: this.rows
});
this.tableService.onUIUpdate(this.value);
if (this.scrollable) {
this.resetScrollTop();
}
}
sort(event) {
let originalEvent = event.originalEvent;
if (this.sortMode === 'single') {
this._sortOrder = (this.sortField === event.field) ? this.sortOrder * -1 : this.defaultSortOrder;
this._sortField = event.field;
this.sortSingle();
if (this.resetPageOnSort && this.scrollable) {
this.resetScrollTop();
}
}
if (this.sortMode === 'multiple') {
let metaKey = originalEvent.metaKey || originalEvent.ctrlKey;
let sortMeta = this.getSortMeta(event.field);
if (sortMeta) {
if (!metaKey) {
this._multiSortMeta = [{ field: event.field, order: sortMeta.order * -1 }];
if (this.resetPageOnSort && this.scrollable) {
this.resetScrollTop();
}
}
else {
sortMeta.order = sortMeta.order * -1;
}
}
else {
if (!metaKey || !this.multiSortMeta) {
this._multiSortMeta = [];
if (this.resetPageOnSort && this.scrollable) {
this.resetScrollTop();
}
}
this.multiSortMeta.push({ field: event.field, order: this.defaultSortOrder });
}
this.sortMultiple();
}
}
sortSingle() {
if (this.sortField && this.sortOrder) {
if (this.lazy) {
this.onLazyLoad.emit(this.createLazyLoadMetadata());
}
else if (this.value) {
this.sortNodes(this.value);
if (this.hasFilter()) {
this._filter();
}
}
let sortMeta = {
field: this.sortField,
order: this.sortOrder
};
this.onSort.emit(sortMeta);
this.tableService.onSort(sortMeta);
this.updateSerializedValue();
}
}
sortNodes(nodes) {
if (!nodes || nodes.length === 0) {
return;
}
if (this.customSort) {
this.sortFunction.emit({
data: nodes,
mode: this.sortMode,
field: this.sortField,
order: this.sortOrder
});
}
else {
nodes.sort((node1, node2) => {
let value1 = ObjectUtils.resolveFieldData(node1.data, this.sortField);
let value2 = ObjectUtils.resolveFieldData(node2.data, this.sortField);
let result = null;
if (value1 == null && value2 != null)
result = -1;
else if (value1 != null && value2 == null)
result = 1;
else if (value1 == null && value2 == null)
result = 0;
else if (typeof value1 === 'string' && typeof value2 === 'string')
result = value1.localeCompare(value2, undefined, { numeric: true });
else
result = (value1 < value2) ? -1 : (value1 > value2) ? 1 : 0;
return (this.sortOrder * result);
});
}
for (let node of nodes) {
this.sortNodes(node.children);
}
}
sortMultiple() {
if (this.multiSortMeta) {
if (this.lazy) {
this.onLazyLoad.emit(this.createLazyLoadMetadata());
}
else if (this.value) {
this.sortMultipleNodes(this.value);
if (this.hasFilter()) {
this._filter();
}
}
this.onSort.emit({
multisortmeta: this.multiSortMeta
});
this.updateSerializedValue();
this.tableService.onSort(this.multiSortMeta);
}
}
sortMultipleNodes(nodes) {
if (!nodes || nodes.length === 0) {
return;
}
if (this.customSort) {
this.sortFunction.emit({
data: this.value,
mode: this.sortMode,
multiSortMeta: this.multiSortMeta
});
}
else {
nodes.sort((node1, node2) => {
return this.multisortField(node1, node2, this.multiSortMeta, 0);
});
}
for (let node of nodes) {
this.sortMultipleNodes(node.children);
}
}
multisortField(node1, node2, multiSortMeta, index) {
let value1 = ObjectUtils.resolveFieldData(node1.data, multiSortMeta[index].field);
let value2 = ObjectUtils.resolveFieldData(node2.data, multiSortMeta[index].field);
let result = null;
if (value1 == null && value2 != null)
result = -1;
else if (value1 != null && value2 == null)
result = 1;
else if (value1 == null && value2 == null)
result = 0;
if (typeof value1 == 'string' || value1 instanceof String) {
if (value1.localeCompare && (value1 != value2)) {
return (multiSortMeta[index].order * value1.localeCompare(value2, undefined, { numeric: true }));
}
}
else {
result = (value1 < value2) ? -1 : 1;
}
if (value1 == value2) {
return (multiSortMeta.length - 1) > (index) ? (this.multisortField(node1, node2, multiSortMeta, index + 1)) : 0;
}
return (multiSortMeta[index].order * result);
}
getSortMeta(field) {
if (this.multiSortMeta && this.multiSortMeta.length) {
for (let i = 0; i < this.multiSortMeta.length; i++) {
if (this.multiSortMeta[i].field === field) {
return this.multiSortMeta[i];
}
}
}
return null;
}
isSorted(field) {
if (this.sortMode === 'single') {
return (this.sortField && this.sortField === field);
}
else if (this.sortMode === 'multiple') {
let sorted = false;
if (this.multiSortMeta) {
for (let i = 0; i < this.multiSortMeta.length; i++) {
if (this.multiSortMeta[i].field == field) {
sorted = true;
break;
}
}
}
return sorted;
}
}
createLazyLoadMetadata() {
return {
first: this.first,
rows: this.rows,
sortField: this.sortField,
sortOrder: this.sortOrder,
filters: this.filters,
globalFilter: this.filters && this.filters['global'] ? this.filters['global'].value : null,
multiSortMeta: this.multiSortMeta
};
}
resetScrollTop() {
if (this.virtualScroll)
this.scrollToVirtualIndex(0);
else
this.scrollTo({ top: 0 });
}
scrollToVirtualIndex(index) {
if (this.scrollableViewChild) {
this.scrollableViewChild.scrollToVirtualIndex(index);
}
if (this.scrollableFrozenViewChild) {
this.scrollableFrozenViewChild.scrollToVirtualIndex(index);
}
}
scrollTo(options) {
if (this.scrollableViewChild) {
this.scrollableViewChild.scrollTo(options);
}
if (this.scrollableFrozenViewChild) {
this.scrollableFrozenViewChild.scrollTo(options);
}
}
isEmpty() {
let data = this.filteredNodes || this.value;
return data == null || data.length == 0;
}
getBlockableElement() {
return this.el.nativeElement.children[0];
}
onColumnResizeBegin(event) {
let containerLeft = DomHandler.getOffset(this.containerViewChild.nativeElement).left;
this.lastResizerHelperX = (event.pageX - containerLeft + this.containerViewChild.nativeElement.scrollLeft);
event.preventDefault();
}
onColumnResize(event) {
let containerLeft = DomHandler.getOffset(this.containerViewChild.nativeElement).left;
DomHandler.addClass(this.containerViewChild.nativeElement, 'p-unselectable-text');
this.resizeHelperViewChild.nativeElement.style.height = this.containerViewChild.nativeElement.offsetHeight + 'px';
this.resizeHelperViewChild.nativeElement.style.top = 0 + 'px';
this.resizeHelperViewChild.nativeElement.style.left = (event.pageX - containerLeft + this.containerViewChild.nativeElement.scrollLeft) + 'px';
this.resizeHelperViewChild.nativeElement.style.display = 'block';
}
onColumnResizeEnd(event, column) {
let delta = this.resizeHelperViewChild.nativeElement.offsetLeft - this.lastResizerHelperX;
let columnWidth = column.offsetWidth;
let newColumnWidth = columnWidth + delta;
let minWidth = column.style.minWidth || 15;
if (columnWidth + delta > parseInt(minWidth)) {
if (this.columnResizeMode === 'fit') {
let nextColumn = column.nextElementSibling;
while (!nextColumn.offsetParent) {
nextColumn = nextColumn.nextElementSibling;
}
if (nextColumn) {
let nextColumnWidth = nextColumn.offsetWidth - delta;
let nextColumnMinWidth = nextColumn.style.minWidth || 15;
if (newColumnWidth > 15 && nextColumnWidth > parseInt(nextColumnMinWidth)) {
if (this.scrollable) {
let scrollableView = this.findParentScrollableView(column);
let scrollableBodyTable = DomHandler.findSingle(scrollableView, '.p-treetable-scrollable-body table') || DomHandler.findSingle(scrollableView, '.p-treetable-virtual-scrollable-body table');
let scrollableHeaderTable = DomHandler.findSingle(scrollableView, 'table.p-treetable-scrollable-header-table');
let scrollableFooterTable = DomHandler.findSingle(scrollableView, 'table.p-treetable-scrollable-footer-table');
let resizeColumnIndex = DomHandler.index(column);
this.resizeColGroup(scrollableHeaderTable, resizeColumnIndex, newColumnWidth, nextColumnWidth);
this.resizeColGroup(scrollableBodyTable, resizeColumnIndex, newColumnWidth, nextColumnWidth);
this.resizeColGroup(scrollableFooterTable, resizeColumnIndex, newColumnWidth, nextColumnWidth);
}
else {
column.style.width = newColumnWidth + 'px';
if (nextColumn) {
nextColumn.style.width = nextColumnWidth + 'px';
}
}
}
}
}
else if (this.columnResizeMode === 'expand') {
if (this.scrollable) {
let scrollableView = this.findParentScrollableView(column);
let scrollableBody = DomHandler.findSingle(scrollableView, '.p-treetable-scrollable-body') || DomHandler.findSingle(scrollableView, 'cdk-virtual-scroll-viewport');
let scrollableHeader = DomHandler.findSingle(scrollableView, '.p-treetable-scrollable-header');
let scrollableFooter = DomHandler.findSingle(scrollableView, '.p-treetable-scrollable-footer');
let scrollableBodyTable = DomHandler.findSingle(scrollableView, '.p-treetable-scrollable-body table') || DomHandler.findSingle(scrollableView, 'cdk-virtual-scroll-viewport table');
let scrollableHeaderTable = DomHandler.findSingle(scrollableView, 'table.p-treetable-scrollable-header-table');
let scrollableFooterTable = DomHandler.findSingle(scrollableView, 'table.p-treetable-scrollable-footer-table');
scrollableBodyTable.style.width = scrollableBodyTable.offsetWidth + delta + 'px';
scrollableHeaderTable.style.width = scrollableHeaderTable.offsetWidth + delta + 'px';
if (scrollableFooterTable) {
scrollableFooterTable.style.width = scrollableFooterTable.offsetWidth + delta + 'px';
}
let resizeColumnIndex = DomHandler.index(column);
const scrollableBodyTableWidth = column ? scrollableBodyTable.offsetWidth + delta : newColumnWidth;
const scrollableHeaderTableWidth = column ? scrollableHeaderTable.offsetWidth + delta : newColumnWidth;
const isContainerInViewport = this.containerViewChild.nativeElement.offsetWidth >= scrollableBodyTableWidth;
let setWidth = (container, table, width, isContainerInViewport) => {
if (container && table) {
container.style.width = isContainerInViewport ? width + DomHandler.calculateScrollbarWidth(scrollableBody) + 'px' : 'auto';
table.style.width = width + 'px';
}
};
setWidth(scrollableBody, scrollableBodyTable, scrollableBodyTableWidth, isContainerInViewport);
setWidth(scrollableHeader, scrollableHeaderTable, scrollableHeaderTableWidth, isContainerInViewport);
setWidth(scrollableFooter, scrollableFooterTable, scrollableHeaderTableWidth, isContainerInViewport);
this.resizeColGroup(scrollableHeaderTable, resizeColumnIndex, newColumnWidth, null);
this.resizeColGroup(scrollableBodyTable, resizeColumnIndex, newColumnWidth, null);
this.resizeColGroup(scrollableFooterTable, resizeColumnIndex, newColumnWidth, null);
}
else {
this.tableViewChild.nativeElement.style.width = this.tableViewChild.nativeElement.offsetWidth + delta + 'px';
column.style.width = newColumnWidth + 'px';
let containerWidth = this.tableViewChild.nativeElement.style.width;
this.containerViewChild.nativeElement.style.width = containerWidth + 'px';
}
}
this.onColResize.emit({
element: column,
delta: delta
});
}
this.resizeHelperViewChild.nativeElement.style.display = 'none';
DomHandler.removeClass(this.containerViewChild.nativeElement, 'p-unselectable-text');
}
findParentScrollableView(column) {
if (column) {
let parent = column.parentElement;
while (parent && !DomHandler.hasClass(parent, 'p-treetable-scrollable-view')) {
parent = parent.parentElement;
}
return parent;
}
else {
return null;
}
}
resizeColGroup(table, resizeColumnIndex, newColumnWidth, nextColumnWidth) {
if (table) {
let colGroup = table.children[0].nodeName === 'COLGROUP' ? table.children[0] : null;
if (colGroup) {
let col = colGroup.children[resizeColumnIndex];
let nextCol = col.nextElementSibling;
col.style.width = newColumnWidth + 'px';
if (nextCol && nextColumnWidth) {
nextCol.style.width = nextColumnWidth + 'px';
}
}
else {
throw "Scrollable tables require a colgroup to support resizable columns";
}
}
}
onColumnDragStart(event, columnElement) {
this.reorderIconWidth = DomHandler.getHiddenElementOuterWidth(this.reorderIndicatorUpViewChild.nativeElement);
this.reorderIconHeight = DomHandler.getHiddenElementOuterHeight(this.reorderIndicatorDownViewChild.nativeElement);
this.draggedColumn = columnElement;
event.dataTransfer.setData('text', 'b'); // For firefox
}
onColumnDragEnter(event, dropHeader) {
if (this.reorderableColumns && this.draggedColumn && dropHeader) {
event.preventDefault();
let containerOffset = DomHandler.getOffset(this.containerViewChild.nativeElement);
let dropHeaderOffset = DomHandler.getOffset(dropHeader);
if (this.draggedColumn != dropHeader) {
let targetLeft = dropHeaderOffset.left - containerOffset.left;
let targetTop = containerOffset.top - dropHeaderOffset.top;
let columnCenter = dropHeaderOffset.left + dropHeader.offsetWidth / 2;
this.reorderIndicatorUpViewChild.nativeElement.style.top = dropHeaderOffset.top - containerOffset.top - (this.reorderIconHeight - 1) + 'px';
this.reorderIndicatorDownViewChild.nativeElement.style.top = dropHeaderOffset.top - containerOffset.top + dropHeader.offsetHeight + 'px';
if (event.pageX > columnCenter) {
this.reorderIndicatorUpViewChild.nativeElement.style.left = (targetLeft + dropHeader.offsetWidth - Math.ceil(this.reorderIconWidth / 2)) + 'px';
this.reorderIndicatorDownViewChild.nativeElement.style.left = (targetLeft + dropHeader.offsetWidth - Math.ceil(this.reorderIconWidth / 2)) + 'px';
this.dropPosition = 1;
}
else {
this.reorderIndicatorUpViewChild.nativeElement.style.left = (targetLeft - Math.ceil(this.reorderIconWidth / 2)) + 'px';
this.reorderIndicatorDownViewChild.nativeElement.style.left = (targetLeft - Math.ceil(this.reorderIconWidth / 2)) + 'px';
this.dropPosition = -1;
}
this.reorderIndicatorUpViewChild.nativeElement.style.display = 'block';
this.reorderIndicatorDownViewChild.nativeElement.style.display = 'block';
}
else {
event.dataTransfer.dropEffect = 'none';
}
}
}
onColumnDragLeave(event) {
if (this.reorderableColumns && this.draggedColumn) {
event.preventDefault();
this.reorderIndicatorUpViewChild.nativeElement.style.display = 'none';
this.reorderIndicatorDownViewChild.nativeElement.style.display = 'none';
}
}
onColumnDrop(event, dropColumn) {
event.preventDefault();
if (this.draggedColumn) {
let dragIndex = DomHandler.indexWithinGroup(this.draggedColumn, 'ttreorderablecolumn');
let dropIndex = DomHandler.indexWithinGroup(dropColumn, 'ttreorderablecolumn');
let allowDrop = (dragIndex != dropIndex);
if (allowDrop && ((dropIndex - dragIndex == 1 && this.dropPosition === -1) || (dragIndex - dropIndex == 1 && this.dropPosition === 1))) {
allowDrop = false;
}
if (allowDrop && ((dropIndex < dragIndex && this.dropPosition === 1))) {
dropIndex = dropIndex + 1;
}
if (allowDrop && ((dropIndex > dragIndex && this.dropPosition === -1))) {
dropIndex = dropIndex - 1;
}
if (allowDrop) {
ObjectUtils.reorderArray(this.columns, dragIndex, dropIndex);
this.onColReorder.emit({
dragIndex: dragIndex,
dropIndex: dropIndex,
columns: this.columns
});
}
this.reorderIndicatorUpViewChild.nativeElement.style.display = 'none';
this.reorderIndicatorDownViewChild.nativeElement.style.display = 'none';
this.draggedColumn.draggable = false;
this.draggedColumn = null;
this.dropPosition = null;
}
}
handleRowClick(event) {
let targetNode = event.originalEvent.target.nodeName;
if (targetNode == 'INPUT' || targetNode == 'BUTTON' || targetNode == 'A' || (DomHandler.hasClass(event.originalEvent.target, 'p-clickable'))) {
return;
}
if (this.selectionMode) {
this.preventSelectionSetterPropagation = true;
let rowNode = event.rowNode;
let selected = this.isSelected(rowNode.node);
let metaSelection = this.rowTouched ? false : this.metaKeySelection;
let dataKeyValue = this.dataKey ? String(ObjectUtils.resolveFieldData(rowNode.node.data, this.dataKey)) : null;
if (metaSelection) {
let metaKey = event.originalEvent.metaKey || event.originalEvent.ctrlKey;
if (selected && metaKey) {
if (this.isSingleSelectionMode()) {
this._selection = null;
this.selectionKeys = {};
this.selectionChange.emit(null);
}
else {
let selectionIndex = this.findIndexInSelection(rowNode.node);
this._selection = this.selection.filter((val, i) => i != selectionIndex);
this.selectionChange.emit(this.selection);
if (dataKeyValue) {
delete this.selectionKeys[dataKeyValue];
}
}
this.onNodeUnselect.emit({ originalEvent: event.originalEvent, node: rowNode.node, type: 'row' });
}
else {
if (this.isSingleSelectionMode()) {
this._selection = rowNode.node;
this.selectionChange.emit(rowNode.node);
if (dataKeyValue) {
this.selectionKeys = {};
this.selectionKeys[dataKeyValue] = 1;
}
}
else if (this.isMultipleSelectionMode()) {
if (metaKey) {
this._selection = this.selection || [];
}
else {
this._selection = [];
this.selectionKeys = {};
}
this._selection = [...this.selection, rowNode.node];
this.selectionChange.emit(this.selection);
if (dataKeyValue) {
this.selectionKeys[dataKeyValue] = 1;
}
}
this.onNodeSelect.emit({ originalEvent: event.originalEvent, node: rowNode.node, type: 'row', index: event.rowIndex });
}
}
else {
if (this.selectionMode === 'single') {
if (selected) {
this._selection = null;
this.selectionKeys = {};
this.selectionChange.emit(this.selection);
this.onNodeUnselect.emit({ originalEvent: event.originalEvent, node: rowNode.node, type: 'row' });
}
else {
this._selection = rowNode.node;
this.selectionChange.emit(this.selection);
this.onNodeSelect.emit({ originalEvent: event.originalEvent, node: rowNode.node, type: 'row', index: event.rowIndex });
if (dataKeyValue) {
this.selectionKeys = {};
this.selectionKeys[dataKeyValue] = 1;
}
}
}
else if (this.selectionMode === 'multiple') {
if (selected) {
let selectionIndex = this.findIndexInSelection(rowNode.node);
this._selection = this.selection.filter((val, i) => i != selectionIndex);
this.selectionChange.emit(this.selection);
this.onNodeUnselect.emit({ originalEvent: event.originalEvent, node: rowNode.node, type: 'row' });
if (dataKeyValue) {
delete this.selectionKeys[dataKeyValue];
}
}
else {
this._selection = this.selection ? [...this.selection, rowNode.node] : [rowNode.node];
this.selectionChange.emit(this.selection);
this.onNodeSelect.emit({ originalEvent: event.originalEvent, node: rowNode.node, type: 'row', index: event.rowIndex });
if (dataKeyValue) {
this.selectionKeys[dataKeyValue] = 1;
}
}
}
}
this.tableService.onSelectionChange();
}
this.rowTouched = false;
}
handleRowTouchEnd(event) {
this.rowTouched = true;
}
handleRowRightClick(event) {
if (this.contextMenu) {
const node = event.rowNode.node;
if (this.contextMenuSelectionMode === 'separate') {
this.contextMenuSelection = node;
this.contextMenuSelectionChange.emit(node);
this.onContextMenuSelect.emit({ originalEvent: event.originalEvent, node: node });
this.contextMenu.show(event.originalEvent);
this.tableService.onContextMenu(node);
}
else if (this.contextMenuSelectionMode === 'joint') {
this.preventSelectionSetterPropagation = true;
let selected = this.isSelected(node);
let dataKeyValue = this.dataKey ? String(ObjectUtils.resolveFieldData(node.data, this.dataKey)) : null;
if (!selected) {
if (this.isSingleSelectionMode()) {
this.selection = node;
this.selectionChange.emit(node);
}
else if (this.isMultipleSelectionMode()) {
this.selection = [node];
this.selectionChange.emit(this.selection);
}
if (dataKeyValue) {
this.selectionKeys[dataKeyValue] = 1;
}
}
this.contextMenu.show(event.originalEvent);
this.onContextMenuSelect.emit({ originalEvent: event.originalEvent, node: node });
}
}
}
toggleNodeWithCheckbox(event) {
this.selection = this.selection || [];
this.preventSelectionSetterPropagation = true;
let node = event.rowNode.node;
let selected = this.isSelected(node);
if (selected) {
this.propagateSelectionDown(node, false);
if (event.rowNode.parent) {
this.propagateSelectionUp(node.parent, false);
}
this.selectionChange.emit(this.selection);
this.onNodeUnselect.emit({ originalEvent: event, node: node });
}
else {
this.propagateSelectionDown(node, true);
if (event.rowNode.parent) {
this.propagateSelectionUp(node.parent, true);
}
this.selectionChange.emit(this.selection);
this.onNodeSelect.emit({ originalEvent: event, node: node });
}
this.tableService.onSelectionChange();
}
toggleNodesWithCheckbox(event, check) {
let data = this.filteredNodes || this.value;
this._selection = check && data ? data.slice() : [];
if (check) {
if (data && data.length) {
for (let node of data) {
this.propagateSelectionDown(node, true);
}
}
}
else {
this._selection = [];
this.selectionKeys = {};
}
this.preventSelectionSetterPropagation = true;
this.selectionChange.emit(this._selection);
this.tableService.onSelectionChange();
this.onHeaderCheckboxToggle.emit({ originalEvent: event, checked: check });
}
propagateSelectionUp(node, select) {
if (node.children && node.children.length) {
let selectedChildCount = 0;
let childPartialSelected = false;
let dataKeyValue = this.dataKey ? String(ObjectUtils.resolveFieldData(node.data, this.dataKey)) : null;
for (let child of node.children) {
if (this.isSelected(child))
selectedChildCount++;
else if (child.partialSelected)
childPartialSelected = true;
}
if (select && selectedChildCount == node.children.length) {
this._selection = [...this.selection || [], node];
node.partialSelected = false;
if (dataKeyValue) {
this.selectionKeys[dataKeyValue] = 1;
}
}
else {
if (!select) {
let index = this.findIndexInSelection(node);
if (index >= 0) {
this._selection = this.selection.filter((val, i) => i != index);
if (dataKeyValue) {
delete this.selectionKeys[dataKeyValue];
}
}
}
if (childPartialSelected || selectedChildCount > 0 && selectedChildCount != node.children.length)
node.partialSelected = true;
else
node.partialSelected = false;
}
}
let parent = node.parent;
if (parent) {
this.propagateSelectionUp(parent, select);
}
}
propagateSelectionDown(node, select) {
let index = this.findIndexInSelection(node);
let dataKeyValue = this.dataKey ? String(ObjectUtils.resolveFieldData(node.data, this.dataKey)) : null;
if (select && index == -1) {
this._selection = [...this.selection || [], node];
if (dataKeyValue) {
this.selectionKeys[dataKeyValue] = 1;
}
}
else if (!select && index > -1) {
this._selection = this.selection.filter((val, i) => i != index);
if (dataKeyValue) {
delete this.selectionKeys[dataKeyValue];
}
}
node.partialSelected = false;
if (node.children && node.children.length) {
for (let child of node.children) {
this.propagateSelectionDown(child, select);
}
}
}
isSelected(node) {
if (node && this.selection) {
if (this.dataKey) {
return this.selectionKeys[ObjectUtils.resolveFieldData(node.data, this.dataKey)] !== undefined;
}
else {
if (this.selection instanceof Array)
return this.findIndexInSelection(node) > -1;
else
return this.equals(node, this.selection);
}
}
return false;
}
findIndexInSelection(node) {
let index = -1;
if (this.selection && this.selection.length) {
for (let i = 0; i < this.selection.length; i++) {
if (this.equals(node, this.selection[i])) {
index = i;
break;
}
}
}
return index;
}
isSingleSelectionMode() {
return this.selectionMode === 'single';
}
isMultipleSelectionMode() {
return this.selectionMode === 'multiple';
}
equals(node1, node2) {
return this.compareSelectionBy === 'equals' ? (node1 === node2) : ObjectUtils.equals(node1.data, node2.data, this.dataKey);
}
filter(value, field, matchMode) {
if (this.filterTimeout) {
clearTimeout(this.filterTimeout);
}
if (!this.isFilterBlank(value)) {
this.filters[field] = { value: value, matchMode: matchMode };
}
else if (this.filters[field]) {
delete this.filters[field];
}
this.filterTimeout = setTimeout(() => {
this._filter();
this.filterTimeout = null;
}, this.filterDelay);
}
filterGlobal(value, matchMode) {
this.filter(value, 'global', matchMode);
}
isFilterBlank(filter) {
if (filter !== null && filter !== undefined) {
if ((typeof filter === 'string' && filter.trim().length == 0) || (filter instanceof Array && filter.length == 0))
return true;
else
return false;
}
return true;
}
_filter() {
if (this.lazy) {
this.onLazyLoad.emit(this.createLazyLoadMetadata());
}
else {
if (!this.value) {
return;
}
if (!this.hasFilter()) {
this.filteredNodes = null;
if (this.paginator) {
this.totalRecords = this.value ? this.value.length : 0;
}
}
else {
let globalFilterFieldsArray;
if (this.filters['global']) {
if (!this.columns && !this.globalFilterFields)
throw new Error('Global filtering requires dynamic columns or globalFilterFields to be defined.');
else
globalFilterFieldsArray = this.globalFilterFields || this.columns;
}
this.filteredNodes = [];
const isStrictMode = this.filterMode === 'strict';
let isValueChanged = false;
for (let node of this.value) {
let copyNode = Object.assign({}, node);
let localMatch = true;
let globalMatch = false;
let paramsWithoutNode;
for (let prop in this.filters) {
if (this.filters.hasOwnProperty(prop) && prop !== 'global') {
let filterMeta = this.filters[prop];
let filterField = prop;
let filterValue = filterMeta.value;
let filterMatchMode = filterMeta.matchMode || 'startsWith';
let filterConstraint = this.filterService.filters[filterMatchMode];
paramsWithoutNode = { filterField, filterValue, filterConstraint, isStrictMode };
if ((isStrictMode && !(this.findFilteredNodes(copyNode, paramsWithoutNode) || this.isFilterMatched(copyNode, paramsWithoutNode))) ||
(!isStrictMode && !(this.isFilterMatched(copyNode, paramsWithoutNode) || this.findFilteredNodes(copyNode, paramsWithoutNode)))) {
localMatch = false;
}
if (!localMatch) {
break;
}
}
}
if (this.filters['global'] && !globalMatch && globalFilterFieldsArray) {
for (let j = 0; j < globalFilterFieldsArray.length; j++) {
let copyNodeForGlobal = Object.assign({}, copyNode);
let filterField = globalFilterFieldsArray[j].field || globalFilterFieldsArray[j];
let filterValue = this.filters['global'].value;
let filterConstraint = this.filterService.filters[this.filters['global'].matchMode];
paramsWithoutNode = { filterField, filterValue, filterConstraint, isStrictMode };
if ((isStrictMode && (this.findFilteredNodes(copyNodeForGlobal, paramsWithoutNode) || this.isFilterMatched(copyNodeForGlobal, paramsWithoutNode))) ||
(!isStrictMode && (this.isFilterMatched(copyNodeForGlobal, paramsWithoutNode) || this.findFilteredNodes(copyNodeForGlobal, paramsWithoutNode)))) {
globalMatch = true;
copyNode = copyNodeForGlobal;
}
}
}
let matches = localMatch;
if (this.filters['global']) {
matches = localMatch && globalMatch;
}
if (matches) {
this.filteredNodes.push(copyNode);
}
isValueChanged = isValueChanged || !localMatch || globalMatch || (localMatch && this.filteredNodes.length > 0) || (!globalMatch && this.filteredNodes.length === 0);
}
if (!isValueChanged) {
this.filteredNodes = null;
}
if (this.paginator) {
this.totalRecords = this.filteredNodes ? this.filteredNodes.length : this.value ? this.value.length : 0;
}
}
}
this.first = 0;
const filteredValue = this.filteredNodes || this.value;
this.onFilter.emit({
filters: this.filters,
filteredValue: filteredValue
});
this.tableService.onUIUpdate(filteredValue);
this.updateSerializedValue();
if (this.scrollable) {
this.resetScrollTop();
}
}
findFilteredNodes(node, paramsWithoutNode) {
if (node) {
let matched = false;
if (node.children) {
let childNodes = [...node.children];
node.children = [];
for (let childNode of childNodes)