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add js onRemoved for nodes and different extensions for Composition

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InsanusMokrassar
2022-03-17 14:55:47 +06:00
parent 41ef86dbda
commit 7373fef964
5 changed files with 49 additions and 0 deletions
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9
common/compose/src/jsMain/kotlin/dev/inmo/micro_utils/common/compose/AttachCompositionToElementRemoving.kt Normal file
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@@ -0,0 +1,9 @@
package dev.inmo.micro_utils.common.compose
import androidx.compose.runtime.Composition
import dev.inmo.micro_utils.common.onRemoved
import org.w3c.dom.Element
fun Composition.linkWithElement(element: Element) {
element.onRemoved { dispose() }
}

21
common/src/jsMain/kotlin/dev/inmo/micro_utils/common/HTMLElementDomChanged.kt Normal file
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package dev.inmo.micro_utils.common
import kotlinx.browser.document
import org.w3c.dom.*
fun Node.onRemoved(block: () -> Unit) {
lateinit var observer: MutationObserver
observer = MutationObserver { _, _ ->
fun checkIfRemoved(node: Node): Boolean {
return node.parentNode != document && (node.parentNode ?.let { checkIfRemoved(it) } ?: true)
}
if (checkIfRemoved(this)) {
observer.disconnect()
block()
}
}
observer.observe(document, MutationObserverInit(childList = true, subtree = true))
}