Merge pull request #197 from InsanusMokrassar/0.12.16

0.12.16
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InsanusMokrassar 2022-09-26 02:16:17 +06:00 committed by GitHub
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4 changed files with 76 additions and 2 deletions

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# Changelog
## 0.12.16
* `Coroutines`:
* `Android`:
* Add class `FlowOnHierarchyChangeListener`
* Add `ViewGroup#setOnHierarchyChangeListenerRecursively(OnHierarchyChangeListener)`
## 0.12.15
* `Common`:

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package dev.inmo.micro_utils.coroutines
import android.view.View
import android.view.ViewGroup
import kotlinx.coroutines.flow.MutableSharedFlow
import kotlinx.coroutines.flow.asSharedFlow
/**
* [kotlinx.coroutines.flow.Flow]-based [android.view.ViewGroup.OnHierarchyChangeListener]
*
* @param recursive If set, any call of [onChildViewAdded] will check if child [View] is [ViewGroup] and subscribe to this
* [ViewGroup] too
* @param [_onChildViewAdded] Internal [MutableSharedFlow] which will be used to pass data to [onChildViewAdded] flow
* @param [_onChildViewRemoved] Internal [MutableSharedFlow] which will be used to pass data to [onChildViewRemoved] flow
*/
class FlowOnHierarchyChangeListener(
private val recursive: Boolean = false,
private val _onChildViewAdded: MutableSharedFlow<Pair<View, View>> = MutableSharedFlow(extraBufferCapacity = Int.MAX_VALUE),
private val _onChildViewRemoved: MutableSharedFlow<Pair<View, View>> = MutableSharedFlow(extraBufferCapacity = Int.MAX_VALUE)
) : ViewGroup.OnHierarchyChangeListener {
val onChildViewAdded = _onChildViewAdded.asSharedFlow()
val onChildViewRemoved = _onChildViewRemoved.asSharedFlow()
/**
* Will emit data into [onChildViewAdded] flow. If [recursive] is true and [child] is [ViewGroup] will also
* subscribe to [child] hierarchy changes.
*
* Due to the fact that this method is not suspendable, [FlowOnHierarchyChangeListener] will use
* [MutableSharedFlow.tryEmit] to send data into [_onChildViewAdded]. That is why its default extraBufferCapacity is
* [Int.MAX_VALUE]
*/
override fun onChildViewAdded(parent: View, child: View) {
_onChildViewAdded.tryEmit(parent to child)
if (recursive && child is ViewGroup) {
child.setOnHierarchyChangeListener(this)
}
}
/**
* Just emit data into [onChildViewRemoved]
*
* Due to the fact that this method is not suspendable, [FlowOnHierarchyChangeListener] will use
* [MutableSharedFlow.tryEmit] to send data into [_onChildViewRemoved]. That is why its default extraBufferCapacity is
* [Int.MAX_VALUE]
*/
override fun onChildViewRemoved(parent: View, child: View) {
_onChildViewRemoved.tryEmit(parent to child)
}
}

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package dev.inmo.micro_utils.coroutines
import android.view.ViewGroup
import android.view.ViewGroup.OnHierarchyChangeListener
/**
* Use [ViewGroup.setOnHierarchyChangeListener] recursively for all available [ViewGroup]s starting with [this].
* This extension DO NOT guarantee that recursive subscription will happen after this method call
*/
fun ViewGroup.setOnHierarchyChangeListenerRecursively(
listener: OnHierarchyChangeListener
) {
setOnHierarchyChangeListener(listener)
(0 until childCount).forEach {
(getChildAt(it) as? ViewGroup) ?.setOnHierarchyChangeListenerRecursively(listener)
}
}

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# Project data
group=dev.inmo
version=0.12.15
android_code_version=154
version=0.12.16
android_code_version=155