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/*
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* Copyright 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.samples.apps.nowinandroid.core.ui
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import android.content.BroadcastReceiver
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import android.content.Context
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import android.content.Intent
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import android.content.IntentFilter
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class TimeZoneBroadcastReceiver(
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val onTimeZoneChanged: () -> Unit
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) : BroadcastReceiver() {
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private var registered = false
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override fun onReceive(context: Context, intent: Intent) {
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if (intent.action == Intent.ACTION_TIMEZONE_CHANGED) {
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onTimeZoneChanged()
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}
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}
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fun register(context: Context) {
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if (!registered) {
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val filter = IntentFilter()
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filter.addAction(Intent.ACTION_TIMEZONE_CHANGED)
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context.registerReceiver(this, filter)
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registered = true
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}
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}
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fun unregister(context: Context) {
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if (registered) {
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context.unregisterReceiver(this)
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registered = false
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}
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}
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}
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