91305ab9d1
- 创建项目根目录和主要子模块 - 添加基本的 Activity 和布局文件 - 实现简单的导航和电话拨打功能 - 添加相机和图像处理相关代码 - 创建网络请求和数据加密工具类 - 设置 AndroidManifest 文件和权限
62 lines
2.1 KiB
Kotlin
62 lines
2.1 KiB
Kotlin
package com.za.offline
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import android.view.View
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import androidx.lifecycle.Lifecycle
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import androidx.lifecycle.LifecycleOwner
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import androidx.lifecycle.LifecycleRegistry
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import androidx.lifecycle.ViewModelStore
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import androidx.lifecycle.ViewModelStoreOwner
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import androidx.lifecycle.setViewTreeLifecycleOwner
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import androidx.lifecycle.setViewTreeViewModelStoreOwner
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import androidx.savedstate.SavedStateRegistry
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import androidx.savedstate.SavedStateRegistryController
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import androidx.savedstate.SavedStateRegistryOwner
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import androidx.savedstate.setViewTreeSavedStateRegistryOwner
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class MyOfflineServiceViewLifecycleOwner : LifecycleOwner, ViewModelStoreOwner, SavedStateRegistryOwner {
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private val lifecycleRegistry: LifecycleRegistry = LifecycleRegistry(this)
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private val savedStateRegistryController = SavedStateRegistryController.create(this)
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private val store = ViewModelStore()
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override val lifecycle: Lifecycle
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get() = lifecycleRegistry
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override val savedStateRegistry: SavedStateRegistry
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get() = savedStateRegistryController.savedStateRegistry
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override val viewModelStore: ViewModelStore
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get() = store
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fun onCreate() {
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savedStateRegistryController.performRestore(null)
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lifecycleRegistry.handleLifecycleEvent(Lifecycle.Event.ON_CREATE)
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}
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fun onStart() {
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lifecycleRegistry.handleLifecycleEvent(Lifecycle.Event.ON_START)
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}
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fun onResume() {
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lifecycleRegistry.handleLifecycleEvent(Lifecycle.Event.ON_RESUME)
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}
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fun onPause() {
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lifecycleRegistry.handleLifecycleEvent(Lifecycle.Event.ON_PAUSE)
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}
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fun onStop() {
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lifecycleRegistry.handleLifecycleEvent(Lifecycle.Event.ON_STOP)
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}
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fun onDestroy() {
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lifecycleRegistry.handleLifecycleEvent(Lifecycle.Event.ON_DESTROY)
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store.clear()
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}
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fun attachToDecorView(decorView: View?) {
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decorView?.let {
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it.setViewTreeViewModelStoreOwner(this)
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it.setViewTreeLifecycleOwner(this)
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it.setViewTreeSavedStateRegistryOwner(this)
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} ?: return
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}
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} |