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Published 5 days ago • Latest: 1.0.12
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A Flutter package for building structured and customizable report layouts.

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example/lib/main.dart

import 'dart:io' show Directory, File;

import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:flutter/material.dart';
import 'package:nrb/nrb.dart';

void main() {
  runApp(MyReportBuilderApp());
}

class MyReportBuilderApp extends StatefulWidget {
  const MyReportBuilderApp({super.key});

  @override
  State<MyReportBuilderApp> createState() => _MyReportBuilderAppState();
}

class _MyReportBuilderAppState extends State<MyReportBuilderApp> {
  final List<HeaderCell> headers = [
    HeaderCell(text: "Secondary", span: 3, backgroundColor: Colors.green),
    HeaderCell(text: "Primary", span: 3, backgroundColor: Colors.green),
  ];

  final List<SubHeaderCell> subHeaders = [
    SubHeaderCell(text: "Target", backgroundColor: Colors.green,),
    SubHeaderCell(text: "Actual", backgroundColor: Colors.green,),
    SubHeaderCell(text: "%", backgroundColor: Colors.green,),
    SubHeaderCell(text: "Target", backgroundColor: Colors.green),
    SubHeaderCell(text: "Actual", backgroundColor: Colors.green),
    SubHeaderCell(text: "%", backgroundColor: Colors.green),
  ];

  final leftColumns = [
    TextCell(itemContent: "01-Nov-2025"),
    TextCell(itemContent: "02-Nov-2025"),
    TextCell(itemContent: "03-Nov-2025"),
    TextCell(itemContent: "04-Nov-2025"),
    TextCell(itemContent: "05-Nov-2025"),
    TextCell(itemContent: "06-Nov-2025"),
    TextCell(itemContent: "07-Nov-2025"),
    TextCell(itemContent: "08-Nov-2025"),
    TextCell(itemContent: "09-Nov-2025"),
    TextCell(itemContent: "10-Nov-2025"),
    TextCell(itemContent: "11-Nov-2025"),
    TextCell(itemContent: "12-Nov-2025"),
    TextCell(itemContent: "13-Nov-2025"),
    TextCell(itemContent: "14-Nov-2025"),
    TextCell(itemContent: "15-Nov-2025"),
    TextCell(itemContent: "16-Nov-2025"),
    TextCell(itemContent: "17-Nov-2025"),
    TextCell(itemContent: "18-Nov-2025"),
    TextCell(itemContent: "19-Nov-2025"),
    TextCell(itemContent: "20-Nov-2025"),
    TextCell(itemContent: "24-Nov-2025"),
    TextCell(itemContent: "25-Nov-2025"),
    TextCell(itemContent: "26-Nov-2025"),
    TextCell(itemContent: "27-Nov-2025"),
    TextCell(itemContent: "28-Nov-2025"),
    TextCell(itemContent: "29-Nov-2025"),
    TextCell(itemContent: "30-Nov-2025"),
  ];

  final tableData = [
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextFieldCell(initialValue: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
    [
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
      TextCell(itemContent: "10,99,493", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "9,34,839", textAlignment: Alignment.centerRight),
      TextCell(itemContent: "85.07%"),
    ],
  ];

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      theme: ThemeData(primarySwatch: Colors.blue),
      home: Scaffold(
        appBar: AppBar(title: const Text('Report Builder')),
        body: ReportMaker(
          headers: headers,
          subHeaders: subHeaders,
          leftColumn: leftColumns,
          tableData: tableData,
          stickyHeaderLabel: "Tran",
          stickyHeaderBackgroundColor: Colors.green,
          enableDownload: true,
          onDownloadCompleted: (bytes, fileName) async {
            if (kIsWeb) {
              // WebSaveHelper.saveFile(bytes, fileName);
            } else {
              // MOBILE/DESKTOP LOGIC (dart:io is safe here)
              final directory = Directory('/storage/emulated/0/Download');
              if (!await directory.exists()) {
                await directory.create(recursive: true);
              }
              final file = File('${directory.path}/$fileName');
              await file.writeAsBytes(bytes);
             
            }
          },
        ),
      ),
    );
  }
}

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Publisher

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Metadata

A Flutter package for building structured and customizable report layouts.

Repository (GitHub)
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License

unknown (license)

Dependencies

flutter

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