swimlane/ngx-datatable

import { Component } from '@angular/core';
import { ColumnMode } from 'projects/swimlane/ngx-datatable/src/public-api';

@Component({
  selector: 'contextmenu-demo',
  template: `
    <div>
      <h3>
        Context Menu Event
        <small>
          <a
            href="https://github.com/swimlane/ngx-datatable/blob/master/src/app/basic/contextmenu.component.ts"
            target="_blank"
          >
            Source
          </a>
        </small>
      </h3>
      <div class="info">
        <p>
          <strong>Note:</strong> ngx-datatable does not provide a context menu feature. This demonstrates how you would
          access the <code>contextmenu</code> event to display your own custom context menu.
        </p>
        <p *ngIf="rawEvent">
          <strong>Mouse position:</strong> <code>(x: {{ rawEvent?.x }}, y: {{ rawEvent?.y }})</code>
        </p>
        <p *ngIf="contextmenuRow"><strong>Row:</strong> {{ contextmenuRow?.name }}</p>
        <p *ngIf="contextmenuColumn">
          <strong>Header:</strong> name: {{ contextmenuColumn?.name }} prop: {{ contextmenuColumn?.prop }}
        </p>
      </div>
      <ngx-datatable
        class="material"
        [rows]="rows"
        [columns]="columns"
        [columnMode]="ColumnMode.force"
        [headerHeight]="50"
        [footerHeight]="50"
        rowHeight="auto"
        (tableContextmenu)="onTableContextMenu($event)"
      >
      </ngx-datatable>
    </div>
  `
})
export class ContextMenuDemoComponent {
  rows = [];

  columns = [{ prop: 'name' }, { name: 'Gender' }, { name: 'Company' }];

  rawEvent: any;
  contextmenuRow: any;
  contextmenuColumn: any;

  ColumnMode = ColumnMode;

  constructor() {
    this.fetch(data => {
      this.rows = data;
    });
  }

  onTableContextMenu(contextMenuEvent) {
    console.log(contextMenuEvent);

    this.rawEvent = contextMenuEvent.event;
    if (contextMenuEvent.type === 'body') {
      this.contextmenuRow = contextMenuEvent.content;
      this.contextmenuColumn = undefined;
    } else {
      this.contextmenuColumn = contextMenuEvent.content;
      this.contextmenuRow = undefined;
    }

    contextMenuEvent.event.preventDefault();
    contextMenuEvent.event.stopPropagation();
  }

  fetch(cb) {
    const req = new XMLHttpRequest();
    req.open('GET', `assets/data/company.json`);

    req.onload = () => {
      cb(JSON.parse(req.response));
    };

    req.send();
  }
}