fix LazyDelegate

androidx
Ztiany 5 years ago
parent 514326be02
commit 5bc68bb48e
  1. 2
      lib_base/src/main/java/com/android/base/app/fragment/delegates/FragmentDelegate.java
  2. 54
      lib_base/src/main/java/com/android/base/app/fragment/delegates/LazyDelegate.kt
  3. 6
      lib_base/src/main/java/com/android/base/app/ui/UIKit.kt
  4. 2
      lib_base/src/main/java/com/android/base/utils/common/Times.kt

@ -35,7 +35,7 @@ public interface FragmentDelegate<T extends Fragment> {
default void onSaveInstanceState(Bundle savedInstanceState) { default void onSaveInstanceState(Bundle savedInstanceState) {
} }
default void onViewCreated(@NonNull View view, Bundle savedInstanceState) { default void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
} }
default void onStart() { default void onStart() {

@ -3,9 +3,6 @@ package com.android.base.app.fragment.delegates
import android.os.Bundle import android.os.Bundle
import android.view.View import android.view.View
import androidx.fragment.app.Fragment import androidx.fragment.app.Fragment
import com.android.base.app.fragment.BaseFragment
import kotlin.properties.ReadOnlyProperty
import kotlin.reflect.KProperty
/** /**
* 用于在ViewPager中实现懒加载的Fragment * 用于在ViewPager中实现懒加载的Fragment
@ -19,12 +16,12 @@ import kotlin.reflect.KProperty
open class LazyDelegate private constructor() : FragmentDelegate<Fragment?> { open class LazyDelegate private constructor() : FragmentDelegate<Fragment?> {
/** View是否准备好,如果不需要绑定view数据,只是加载网络数据,那么该字段可以去掉 */ /** View是否准备好,如果不需要绑定view数据,只是加载网络数据,那么该字段可以去掉 */
private var mIsViewPrepared = false private var isViewPrepared = false
/** 滑动过来后,View是否可见 */ /** 滑动过来后,View是否可见 */
private var mIsViewVisible = false private var isViewVisible = false
private var mOnPreparedListener: (() -> Unit)? = null private var preparedListener: (() -> Unit)? = null
/** /**
* 在这里实现Fragment数据的缓加载. * 在这里实现Fragment数据的缓加载.
@ -33,16 +30,16 @@ open class LazyDelegate private constructor() : FragmentDelegate<Fragment?> {
*/ */
override fun setUserVisibleHint(isVisibleToUser: Boolean) { override fun setUserVisibleHint(isVisibleToUser: Boolean) {
if (isVisibleToUser) { if (isVisibleToUser) {
mIsViewVisible = true isViewVisible = true
onVisible() onVisible()
} else { } else {
mIsViewVisible = false isViewVisible = false
onInvisible() onInvisible()
} }
} }
override fun onViewCreated(view: View, savedInstanceState: Bundle) { override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
mIsViewPrepared = true isViewPrepared = true
} }
override fun onActivityCreated(savedInstanceState: Bundle?) { override fun onActivityCreated(savedInstanceState: Bundle?) {
@ -62,7 +59,7 @@ open class LazyDelegate private constructor() : FragmentDelegate<Fragment?> {
protected fun onInvisible() {} protected fun onInvisible() {}
private fun lazyLoad() { private fun lazyLoad() {
if (mIsViewPrepared && mIsViewVisible) { if (isViewPrepared && isViewVisible) {
notifyLazyLoad() notifyLazyLoad()
} }
} }
@ -71,13 +68,13 @@ open class LazyDelegate private constructor() : FragmentDelegate<Fragment?> {
* 懒加载数据并在此绑定View数据 * 懒加载数据并在此绑定View数据
*/ */
private fun notifyLazyLoad() { private fun notifyLazyLoad() {
mOnPreparedListener?.invoke() preparedListener?.invoke()
} }
companion object { companion object {
fun attach(delegateFragment: FragmentDelegateOwner, onPreparedListener: () -> Unit): LazyDelegate { fun attach(delegateFragment: FragmentDelegateOwner, onPreparedListener: () -> Unit): LazyDelegate {
val delegate = LazyDelegate() val delegate = LazyDelegate()
delegate.mOnPreparedListener = onPreparedListener delegate.preparedListener = onPreparedListener
delegateFragment.addDelegate(delegate) delegateFragment.addDelegate(delegate)
return delegate return delegate
} }
@ -87,38 +84,13 @@ open class LazyDelegate private constructor() : FragmentDelegate<Fragment?> {
class SimpleLazyLoadListener(private val onFirstLoad: () -> Unit) : (() -> Unit) { class SimpleLazyLoadListener(private val onFirstLoad: () -> Unit) : (() -> Unit) {
private var mIsCalled = false private var isCalled = false
override fun invoke() { override fun invoke() {
if (!mIsCalled) { if (!isCalled) {
onFirstLoad() onFirstLoad()
mIsCalled = true isCalled = true
} }
} }
}
/**
* 懒加载代理
*
*@author Ztiany
* Email: ztiany3@gmail.com
* Date : 2019-03-08 12:50
*/
class LazyLoad(private val once: Boolean = true, private val onPrepared: (() -> Unit)) : ReadOnlyProperty<BaseFragment, LazyDelegate> {
private lateinit var lazyDelegate: LazyDelegate
override fun getValue(thisRef: BaseFragment, property: KProperty<*>): LazyDelegate {
if (!::lazyDelegate.isInitialized) {
lazyDelegate = if (once) {
LazyDelegate.attach(thisRef, SimpleLazyLoadListener(onPrepared))
} else {
LazyDelegate.attach(thisRef, onPrepared)
}
}
return lazyDelegate
}
} }

@ -138,11 +138,7 @@ fun <T> RefreshStateLayout.handleResultWithStatus(t: T?, onResult: ((T) -> Unit)
} }
} }
fun RefreshStateLayout.handleErrorWithStatus(throwable: Throwable?) { fun RefreshStateLayout.handleErrorWithStatus(throwable: Throwable) {
if (throwable == null) {
Timber.d("processErrorWithStatus called, but throwable is null")
return
}
if (isRefreshing) { if (isRefreshing) {
refreshCompleted() refreshCompleted()
} }

@ -3,6 +3,8 @@ package com.android.base.utils.common
import java.text.SimpleDateFormat import java.text.SimpleDateFormat
import java.util.* import java.util.*
const val TIME_PATTERN_LONG = "yyyy-MM-dd HH:mm:ss"
fun formatMilliseconds(milliseconds: Long, pattern: String = "yyyy-MM-dd"): String { fun formatMilliseconds(milliseconds: Long, pattern: String = "yyyy-MM-dd"): String {
val sdp = SimpleDateFormat(pattern, Locale.getDefault()) val sdp = SimpleDateFormat(pattern, Locale.getDefault())
val date = Date() val date = Date()

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