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class BottomBarScreen extends StatefulWidget {
  @override
  _BottomBarScreenState createState() => _BottomBarScreenState();
}

class _BottomBarScreenState extends State<BottomBarScreen> {
  int _currentIndex = 0;

  final List<Widget> _children = [
    PlaceholderWidget(Colors.white),

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class SecondScreen extends StatefulWidget {
  @override
  _SecondScreenState createState() => _SecondScreenState();
}

class _SecondScreenState extends State<SecondScreen> {
  final TextEditingController _controller = TextEditingController();

  String savedText = "";

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enum PhotoSource { ASSET, NETWORK }
enum PhotoStatus { LOADING, ERROR, LOADED }

class HomePage extends StatefulWidget {
  @override
  _HomePageState createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  PhotoSource photoSource;

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typedef Future<bool> OnSaveImage(String url);

enum Source { GALLERY, CAMERA, NONE }

class SingleImagePicker {
  final PickImageSource pickImageSource;
  final Function(String path) onImagePicked;
  final Function(String downloadUrl) onImageSuccessfullySaved;
  final OnSaveImage onSaveImage;
  final Function(String message) onImageUploadFailed;

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class GetImagePermission {
  bool granted = false;

  Permission _permission;
  final String subHeading;

  GetImagePermission.gallery(
      {this.subHeading = "Photos permission is needed to select photos"}) {
    if (Platform.isIOS) {

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import 'dart:io' show Platform;

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

class CustomDialog {
  static void show(
    context,
    String heading,
    String subHeading,

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import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_icons/flutter_icons.dart';

import '../main.dart';
import 'get_image_permission.dart';
import 'single_image_picker.dart';

class AddAttachmentModalSheet extends StatefulWidget {
  final Size screenSize;

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import 'dart:typed_data';

import 'package:http/http.dart' as http;
import 'package:image_picker/image_picker.dart';

class UploadFile {
  bool success;
  String message;

  bool isUploaded;

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class GenerateImageUrl {
  bool success;
  String message;

  bool isGenerated;
  String uploadUrl;
  String downloadUrl;

  Future<void> call(String fileType) async {

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//Navigate
Abbreviation- navigate

Navigator.push(
        context,
        MaterialPageRoute(
            builder: (context) =>$Page$(),
        ),
    );