forked from GitHub-Mirror/riotX-android
62 lines
1.7 KiB
Kotlin
62 lines
1.7 KiB
Kotlin
/*
|
|
* Copyright 2019 New Vector Ltd
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package im.vector.matrix.android.internal.util
|
|
|
|
import androidx.lifecycle.Lifecycle
|
|
import androidx.lifecycle.LifecycleObserver
|
|
import androidx.lifecycle.OnLifecycleEvent
|
|
import timber.log.Timber
|
|
|
|
/**
|
|
* To be attached to ProcessLifecycleOwner lifecycle
|
|
*/
|
|
internal class BackgroundDetectionObserver : LifecycleObserver {
|
|
|
|
var isIsBackground: Boolean = false
|
|
private set
|
|
|
|
private
|
|
val listeners = ArrayList<Listener>()
|
|
|
|
fun register(listener: Listener) {
|
|
listeners.add(listener)
|
|
}
|
|
|
|
fun unregister(listener: Listener) {
|
|
listeners.remove(listener)
|
|
}
|
|
|
|
@OnLifecycleEvent(Lifecycle.Event.ON_START)
|
|
fun onMoveToForeground() {
|
|
Timber.d("App returning to foreground…")
|
|
isIsBackground = false
|
|
listeners.forEach { it.onMoveToForeground() }
|
|
}
|
|
|
|
@OnLifecycleEvent(Lifecycle.Event.ON_STOP)
|
|
fun onMoveToBackground() {
|
|
Timber.d("App going to background…")
|
|
isIsBackground = true
|
|
listeners.forEach { it.onMoveToBackground() }
|
|
}
|
|
|
|
interface Listener {
|
|
fun onMoveToForeground()
|
|
fun onMoveToBackground()
|
|
}
|
|
|
|
} |