kmpdfkit_demo/example/lib/main.dart

import 'package:compdfkit_flutter/compdfkit.dart';
import 'package:compdfkit_flutter/theme/themes.dart';
import 'package:compdfkit_flutter_example/widgets/cpdf_readerview_page.dart';

import 'package:flutter/material.dart';
import 'dart:async';

void main() {
  runApp(const MyApp());
}

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

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _version = '';

  String _buildTag = '';

  @override
  void initState() {
    super.initState();
    _init();
  }

  void _init() async {
    ComPDFKit comPDFKit = ComPDFKit();
    comPDFKit.init(
        'rgFNqsZykKZ9g+uUEl59uYolfyQQha7hfKF3ojzs41pP3PBGfzPS/9CMwsBkJsqNBfULy7kBiUGXelugMdloJ+DWqE5Zjt4+xP6t2paXuFOPX/uXy6G/9vZkuEGSIFfBpUzrCgcXs4xxh8k5+sAfW+EA7DvUgt7u0CcPRyqr1Jg=',
        'mG0c3O3Mzeu5dkZJW3gpqiAYrD3HuVAh2a+2rjOsIRhyTBaXPgPRGke3LtDII3XZqZRGhToxzSR51pXlzib4f0WpLOaOv47bs7x+UqfQzn9hrp9sGpqfp0B228KI+IMTu4aGVjtYuk+Uxs/kosIBwyVLBY93oKLBB8UJg4t07605BGbaBKUlDopA0iGq1HSncUNNe38VRnoTm6ibgXyIGz5dhD0tvZsf2Vt2my9XP/2scnSpUeS12jwHQXiCsaaK/oKTJGcYKLPGdXenrzHolQ==');
    String ver = await comPDFKit.getVersionCode();
    setState(() {
      _version = ver;
    });
    comPDFKit.getSDKBuildTag().then((value) {
      setState(() {
        _buildTag = value;
      });
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      themeMode: ThemeMode.system,
      theme: comPDFKitLightTheme,
      darkTheme: comPDFKitDarkTheme,
      home: Scaffold(
          body: SafeArea(
              child: Stack(
        children: [
          const CPDFReaderViewPage(),
          Positioned(
            top: 20,
            left: 10,
            child: Text('VersionCode:$_version', style: const TextStyle(fontSize: 10),),
          ),
          Positioned(
            top: 50,
            left: 10,
            child: Text('BuildTag:$_buildTag', style: const TextStyle(fontSize: 10),),
          )
        ],
      ))),
    );
  }
}