import 'package:flutter/services.dart';
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class DataMethodChannel extends MethodChannel {
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DataMethodChannel(String name) : super(name) {
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setMethodCallHandler((call) {
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switch (call.method) {
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}
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return Future.value();
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});
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}
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}
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DataMethodChannel dataMethodChannel = DataMethodChannel('com.yeshi.video/data');
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class MySharedPreferences {
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static MySharedPreferences? _instance;
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static MySharedPreferences getInstance() {
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_instance ??= MySharedPreferences();
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return _instance!;
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}
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Future<String?> getString(String key) async {
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String? value = await _getValue(key);
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return value;
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}
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Future<bool?> getBool(String key) async {
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String? value = await _getValue(key);
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if (value == null) {
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return null;
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}
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return value as bool;
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}
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Future<int?> getInt(String key) async {
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String? value = await _getValue(key);
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if (value == null) {
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return null;
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}
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return int.parse(value);
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}
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Future<bool> setString(String key, String value) async {
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return await _setValue(key, value);
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}
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Future<bool> setBool(String key, bool value) async {
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return await _setValue(key, value.toString());
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}
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Future<bool> setInt(String key, bool value) async {
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return await _setValue(key, value.toString());
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}
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Future<bool> remove(String key) async {
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return await _removeValue(key);
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}
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Future<bool> _setValue(String key, String? value) async {
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String? success = await dataMethodChannel
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.invokeMethod<String>("setSharedValue", {"key": key, "value": value});
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print("MySharedPreferences 设置值:$success");
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if (success != null && success == "1") {
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return true;
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}
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return false;
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}
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Future<bool> _removeValue(String key) async {
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String? success =
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await dataMethodChannel.invokeMethod<String>("removeSharedValue", key);
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print("MySharedPreferences 删除值:$success");
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if (success != null && success == "1") {
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return true;
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}
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return false;
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}
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Future<String?> _getValue(String key) async {
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String? result =
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await dataMethodChannel.invokeMethod<String>("getSharedValue", key);
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print("MySharedPreferences 获取值:$result");
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return result;
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}
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}
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