Cell Hover Summary Tooltip

This demo demonstrates how to surface detailed cell summaries through tooltips when hovering over schedule cells.

Using onCellHoverIn and onCellHoverOut events, each tooltip dynamically displays the total number of events, invalid and colors in the hovered cell.

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Demo

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Show a per-cell summary tooltip in the Scheduler — hover over any schedule cell to display event count, invalid slots, and color ranges.

Code

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import { CommonModule } from '@angular/common';
import { Component, ViewChild } from '@angular/core';
import {
  formatDate,
  MbscCalendarEvent,
  MbscCellHoverEvent,
  MbscEventcalendarView,
  MbscModule,
  MbscPopup,
  setOptions ,
} from '@mobiscroll/angular';

setOptions({
  locale:  ,
  theme: ' ',
  themeVariant: ' '
});

@Component({
  selector: 'app-root', 
  templateUrl: './app.component.html',
  standalone: true,
  imports: [CommonModule, MbscModule],
})
export class AppComponent {
  @ViewChild('tooltip', { static: false })
  tooltip!: MbscPopup;

  myEvents: MbscCalendarEvent[] = [
    {
      start: '2026-10-21T08:00',
      end: '2026-10-21T11:00',
      title: 'Task 1',
    },
    {
      start: '2026-10-22T14:00',
      end: '2026-10-22T16:00',
      title: 'Task 2',
    },
    {
      start: '2026-10-23T15:00',
      end: '2026-10-23T17:00',
      title: 'Task 3',
    },
    {
      start: '2026-10-23T10:00',
      end: '2026-10-23T12:00',
      title: 'Task 4',
    },
    {
      start: '2026-10-24T08:00',
      end: '2026-10-24T11:00',
      title: 'Task 5',
    },
    {
      start: '2026-10-24T09:00',
      end: '2026-10-24T12:00',
      title: 'Task 6',
    },
    {
      start: '2026-10-24T10:00',
      end: '2026-10-24T12:00',
      title: 'Task 7',
    },
    {
      start: '2026-10-24T10:00',
      end: '2026-10-24T13:00',
      title: 'Task 8',
    },
    {
      start: '2026-10-24T10:00',
      end: '2026-10-24T14:00',
      title: 'Task 9',
    },
    {
      start: '2026-10-24T16:00',
      end: '2026-10-24T18:00',
      title: 'Task 10',
    },
    {
      start: '2026-10-25T13:00',
      end: '2026-10-25T17:00',
      title: 'Task 11',
    },
    {
      start: '2026-10-25T18:00',
      end: '2026-10-25T20:00',
      title: 'Task 12',
    },
    {
      start: '2026-10-26T08:00',
      end: '2026-10-26T12:00',
      title: 'Task 13',
    },
    {
      start: '2026-10-26T15:00',
      end: '2026-10-26T18:00',
      title: 'Task 14',
    },
    {
      start: '2026-10-27T08:00',
      end: '2026-10-27T11:00',
      title: 'Task 15',
    },
    {
      start: '2026-10-27T15:00',
      end: '2026-10-27T17:00',
      title: 'Task 16',
    },
    {
      start: '2026-10-28T09:00',
      end: '2026-10-28T12:00',
      title: 'Task 17',
    },
  ];

  myInvalid: MbscCalendarEvent[] = [
    {
      start: '2026-10-22T12:00',
      end: '2026-10-22T13:00',
    },
    {
      start: '2026-10-23T08:00',
      end: '2026-10-23T10:00',
    },
    {
      start: '2026-10-24T13:00',
      end: '2026-10-24T15:00',
    },
    {
      start: '2026-10-25T15:00',
      end: '2026-10-25T17:00',
    },
    {
      start: '10:00',
      end: '11:00',
      recurring: {
        repeat: 'weekly',
        weekDays: 'TU,TH,SA,SU',
      },
    },
  ];

  myColors: MbscCalendarEvent[] = [
    {
      start: '2026-10-23T12:00',
      end: '2026-10-23T14:00',
      cssClass: 'mds-cell-summary-color',
    },
    {
      start: '2026-10-24T10:00',
      end: '2026-10-24T12:00',
      cssClass: 'mds-cell-summary-color',
    },
    {
      start: '2026-10-25T08:00',
      end: '2026-10-25T11:00',
      cssClass: 'mds-cell-summary-color',
    },
    {
      start: '2026-10-26T14:00',
      end: '2026-10-26T17:00',
      cssClass: 'mds-cell-summary-color',
    },
    {
      start: '08:00',
      end: '09:00',
      cssClass: 'mds-cell-summary-color',
      recurring: {
        repeat: 'weekly',
        weekDays: 'MO,FR',
      },
    },
    {
      start: '14:00',
      end: '16:00',
      cssClass: 'mds-cell-summary-color',
      recurring: {
        repeat: 'weekly',
        weekDays: 'TU,TH',
      },
    },
    {
      start: '10:00',
      end: '12:00',
      recurring: {
        repeat: 'weekly',
        weekDays: 'FR',
      },
      cssClass: 'mds-cell-summary-color',
    },
    {
      start: '16:00',
      end: '17:00',
      recurring: {
        repeat: 'weekly',
        weekDays: 'SU,SA',
      },
      cssClass: 'mds-cell-summary-color',
    },
  ];

  myView: MbscEventcalendarView = {
    scheduler: {
      type: 'week',
      startTime: '08:00',
      endTime: '18:00',
      timeCellStep: 30,
    },
  };

  cellDate: string | null = null;
  cellEventNr: number | null = null;
  cellInvalidNr: number | null = null;
  cellColorNr: number | null = null;
  tooltipAnchor: HTMLElement | null = null;

  handleCellHoverIn(args: MbscCellHoverEvent) {
    const endDate = new Date(args.date);
    endDate.setHours(endDate.getHours() + 1);
    const date = formatDate('DDDD MMM D, YYYY, HA - ', args.date);
    const time = formatDate('HA', endDate);

    this.cellDate = date + time;
    this.cellEventNr = args.events ? args.events.length : 0;
    this.cellInvalidNr = args.invalids ? args.invalids.length : 0;
    this.cellColorNr = args.colors ? args.colors.length : 0;

    this.tooltipAnchor = args.target;
    this.tooltip.open();
  }

  handleCellHoverOut() {
    this.tooltip.close();
  }
}

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