Last active
November 24, 2018 02:36
-
-
Save douo/30d38e6400279421ed9fdb51e307e9ab to your computer and use it in GitHub Desktop.
quick and dirty fix for https://issuetracker.google.com/issues/73857743
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
package info.dourok.androidx.databinding | |
import androidx.databinding.ViewDataBinding | |
import androidx.lifecycle.GenericLifecycleObserver | |
import androidx.lifecycle.Lifecycle.Event.ON_START | |
import androidx.lifecycle.LifecycleObserver | |
import androidx.lifecycle.LifecycleOwner | |
import java.lang.ref.WeakReference | |
import java.util.WeakHashMap | |
val weakHashMap = WeakHashMap<ViewDataBinding, LifecycleObserver>() | |
/** | |
* quick and dirty fix for https://issuetracker.google.com/issues/73857743 | |
* uses `binding.fxxk(owner)` replace of `binding.setLifecycleOwner(owner)` | |
*/ | |
inline fun <reified T : ViewDataBinding> T.fxxk(owner: LifecycleOwner) { | |
setLifecycleOwner(owner) | |
val weakBinding = WeakReference(this) | |
if(weakHashMap.containsKey(this)){ | |
weakHashMap[this]?.let { owner.lifecycle.removeObserver(it) } | |
} | |
owner.lifecycle.addObserver(GenericLifecycleObserver { _, event -> | |
if (weakBinding.get() != null) { | |
val binding = weakBinding.get()!! | |
if (event == ON_START) { | |
ViewDataBinding::class.java.getDeclaredField("mPendingRebind").let { | |
synchronized(binding) { | |
it.isAccessible = true | |
if (it.get(binding) as Boolean) { | |
it.set(binding, false) | |
} | |
} | |
} | |
} | |
} | |
}.also { | |
weakHashMap[this] = it | |
}) | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment