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arifvn/ViewDelegate.kt

Last active November 15, 2020 06:51
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ViewDelegate.kt
class ViewDelegate(
private val viewId: Int
): ReadOnlyProperty<AppCompatActivity, String> {
private var result: String? = null
override fun getValue(thisRef: AppCompatActivity, property: KProperty<*>): String =
result ?: thisRef.findViewById(viewId).also { result = it }
}
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