cpd_2022_zi/lib/widgets/slider.dart

import 'package:provider/provider.dart';
import 'package:flutter/material.dart';
import 'package:smoke_cess_app/providers/input_provider.dart';

class MySlider extends StatelessWidget {
  MySlider({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    var inputModel = context.watch<InputProvider>();
    return Center(
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          const SizedBox(height: 16),
          Text('${inputModel.sliderValue.toInt()}',
              style: const TextStyle(fontSize: 22)),
          Row(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              IconButton(
                icon: const Icon(Icons.remove_outlined),
                onPressed: () {
                  inputModel.sliderValue -= 1;
                },
              ),
              Expanded(
                child: Slider(
                  value: inputModel.sliderValue,
                  min: 0,
                  max: 100,
                  divisions: 100,
                  label: '${inputModel.sliderValue.toInt()}',
                  onChanged: (double value) {
                    inputModel.sliderValue = value;
                  },
                ),
              ),
              IconButton(
                icon: const Icon(Icons.add_outlined),
                onPressed: () {
                  inputModel.sliderValue += 1;
                },
              ),
            ],
          ),
        ],
      ),
    );
  }
}