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34 lines
1.2 KiB
34 lines
1.2 KiB
// Copyright 2020 The Flutter team. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter/services.dart';
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/// This class includes implementation of two platform methods [increment],
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/// and [decrement] which are used to increment and decrement value
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/// of count respectively.
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class Counter {
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/// Creates a [MethodChannel] with the specified name to invoke platform method.
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/// In order to communicate across platforms, the name of MethodChannel
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/// should be same on native and dart side.
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static MethodChannel methodChannel = const MethodChannel(
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'methodChannelDemo',
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);
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/// This method is responsible to increment and return the value of count.
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static Future<int> increment({required int counterValue}) async {
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final result = await methodChannel.invokeMethod<int>('increment', {
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'count': counterValue,
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});
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return result!;
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}
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/// This method is responsible to decrement and return the value of count.
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static Future<int> decrement({required int counterValue}) async {
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final result = await methodChannel.invokeMethod<int>('decrement', {
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'count': counterValue,
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});
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return result!;
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}
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}
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