KonectarApp/lib/widgets/customlistview.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';
import 'package:info_popup/info_popup.dart';
import 'package:konectar_events/utils/util.dart';
import 'package:konectar_events/view/eventstab.dart';
import 'package:konectar_events/widgets/custominfopopup.dart';

class DataTableDemo extends StatelessWidget {
  Widget build(BuildContext context) {
    return Expanded(
      child: ListView(
        padding: const EdgeInsets.all(2),
        children: [
          PaginatedDataTable(
            dataRowMaxHeight: isTablet ? 150.0 : 150.0,
            //dataRowMinHeight: 100.0,
            columnSpacing: 32.0,
            // header: Row(
            //   children: [
            //     Text('Events'),
            //     const SizedBox(
            //       width: 20,
            //     ),
            //     SizedBox(
            //       width: double.minPositive,
            //       child: SearchBar(
            //         hintText: 'Search',
            //         shape: MaterialStateProperty.all(RoundedRectangleBorder(
            //             borderRadius: BorderRadius.circular(10))),
            //       ),
            //     ),
            //   ],
            // ),
            header: SizedBox.shrink(),
            rowsPerPage: 6,
            actions: [],
            columns: [
              DataColumn(label: Center(child: Text('     Event Name'))),
              DataColumn(label: Text('Start Date')),
              DataColumn(label: Text('End Date')),
              DataColumn(label: Text('Number of Attendees')),
              DataColumn(label: Text('Client Attendees')),
            ],
            source: _DataSource(context),
          ),
        ],
      ),
    );
  }
}

class _Row {
  _Row(this.name, this.startDate, this.endDate, this.noOfAttendees,
      this.clientAttendees);

  final String name;
  final String startDate;
  final String endDate;
  final int noOfAttendees;
  final int clientAttendees;

  bool selected = false;
}

class _DataSource extends DataTableSource {
  _DataSource(this.context) {
    _rows = <_Row>[
      _Row('Cell A1', '12-09-2024', '12-11-2024', 10, 1),
      _Row('Cell A2', '12-09-2024', '12-11-2024', 10, 2),
      _Row('Cell A3', '12-09-2024', '12-11-2024', 20, 3),
      _Row('Cell A4', '12-09-2024', '12-11-2024', 30, 4),
      _Row('Cell A1', '12-09-2024', '12-11-2024', 40, 5),
      _Row('Cell A2', '12-09-2024', '12-11-2024', 10, 6),
      _Row('Cell A3', '12-09-2024', '12-11-2024', 10, 7),
      _Row('Cell A4', '12-09-2024', '12-11-2024', 90, 8),
    ];
  }

  final BuildContext context;
  late List<_Row> _rows;

  int _selectedCount = 0;

  @override
  DataRow? getRow(int index) {
    assert(index >= 0);
    if (index >= _rows.length) return null;
    final row = _rows[index];
    return DataRow.byIndex(
      index: index,
      selected: row.selected,
      onSelectChanged: (value) {
        if (row.selected != value) {
          _selectedCount += value! ? 1 : -1;
          assert(_selectedCount >= 0);
          row.selected = value;
          notifyListeners();
        }
      },
      cells: [
        DataCell(InkWell(
          // onTap: () =>

          // Navigator.of(context).push(
          //   MaterialPageRoute(
          //     builder: (context) => EventsTab(),
          //   ),
          // ),
          child: eventNameContainer(),
        )),
        DataCell(Text(row.startDate)),
        DataCell(Text(row.endDate)),
        DataCell(Text(row.noOfAttendees.toString())),
        DataCell(Text(row.clientAttendees.toString())),
      ],
    );
  }

  @override
  int get rowCount => _rows.length;

  @override
  bool get isRowCountApproximate => false;

  @override
  int get selectedRowCount => _selectedCount;

  Widget eventNameContainer() {
    return Container(
      height: 300,
      child: Row(
        crossAxisAlignment: CrossAxisAlignment.center,
        children: [
          // IconButton(
          //     onPressed: () {
          //       MaterialPageRoute<void>(
          //         builder: (_) {
          //           return const CustomInfoPopup();
          //         },
          //       );
          //     },
          //     icon: const Icon(
          //       Icons.info,
          //       size: 20,
          //     )),
          _infopopup(context),
          Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              SizedBox(
                width: isTablet
                    ? MediaQuery.of(context).size.width * 0.50
                    : MediaQuery.of(context).size.width * 0.65,
                child: Text(
                  '2024 Hematology/Oncology Pharmacy Association Annual Conference (HOPA)',
                  style: TextStyle(
                    // decoration: TextDecoration.underline,
                    // decorationColor: Colors.blue,
                    color: Colors.blue,
                    fontWeight: FontWeight.bold,
                    fontSize: 16,
                  ),
                  maxLines: 2,
                  softWrap: true,
                  overflow: TextOverflow.ellipsis,
                ),
              ),
              SizedBox(
                width: isTablet
                    ? MediaQuery.of(context).size.width * 0.25
                    : MediaQuery.of(context).size.width * 0.5,
                child: Text(
                  'Tampa,Florida,United States',
                  style: TextStyle(
                      color: Colors.black,
                      fontStyle: FontStyle.italic,
                      fontSize: 14),
                ),
              ),
              SizedBox(
                width: isTablet
                    ? MediaQuery.of(context).size.width * 0.25
                    : MediaQuery.of(context).size.width * 0.35,
                child: Text(
                  'Organizer: Hematology/Oncology Pharmacy Association (HOPA)',
                  style: TextStyle(
                      color: Colors.black,
                      fontStyle: FontStyle.italic,
                      fontSize: 14),
                ),
              ),
            ],
          ),
        ],
      ),
    );
  }

  _infopopup(BuildContext context) {
    return InfoPopupWidget(
      customContent: Container(
        decoration: BoxDecoration(
          color: Colors.white,
          borderRadius: BorderRadius.circular(10),
        ),
        padding: const EdgeInsets.all(10),
        child: Column(
          children: const <Widget>[
            Text(
              ' Speaker Count : 1 \n Session Notes : 0 \n Surveys : 0 \n Program: Completed',
              style: TextStyle(
                fontSize: 16.0,
                color: Colors.black,
              ),
            ),
          ],
        ),
      ),
      arrowTheme: const InfoPopupArrowTheme(
        color: Color.fromARGB(255, 248, 238, 238),
        arrowDirection: ArrowDirection.up,
      ),
      dismissTriggerBehavior: PopupDismissTriggerBehavior.anyWhere,
      areaBackgroundColor: Colors.transparent,
      indicatorOffset: Offset.zero,
      contentOffset: Offset.zero,
      onControllerCreated: (controller) {
        print('Info Popup Controller Created');
      },
      onAreaPressed: (InfoPopupController controller) {
        print('Area Pressed');
      },
      infoPopupDismissed: () {
        //  Navigator.pop(context);
        print('Info Popup Dismissed');
      },
      onLayoutMounted: (Size size) {
        print('Info Popup Layout Mounted');
      },
      child: Icon(
        Icons.info,
        color: Colors.blue,
      ),
    );
  }
}