Test Cards grid rendering lifecycle

app/src/main/java/se/ajpanton/notificationsmaster/module/OneUiCardsGridRenderer.kt

@@ -46,6 +46,17 @@ internal class OneUiCardsGridRenderer {
         }
     }
 
+    fun release(container: ViewGroup) {
+        val state = states.remove(container) ?: return
+        restoreNative(state)
+        state.attachListener?.let(container::removeOnAttachStateChangeListener)
+        state.layoutListener?.let { state.root?.removeOnLayoutChangeListener(it) }
+        state.host?.let { host ->
+            clearHost(host)
+            (host.parent as? ViewGroup)?.removeView(host)
+        }
+    }
+
     private fun render(container: ViewGroup, state: State, active: Boolean) {
         if (!active || !container.isAttachedToWindow) {
             failOpen(state)
@@ -139,13 +150,14 @@ internal class OneUiCardsGridRenderer {
     }
 
     private fun notificationIcon(root: View, source: Source, size: Int): ImageView? {
-        val drawable = findDrawable(source.view)
+        var drawable = findDrawable(source.view)
             ?: runCatching {
                 val context = source.packageName?.let { root.context.createPackageContext(it, 0) }
                     ?: root.context
                 source.smallIcon?.loadDrawable(context)
             }.getOrNull()
             ?: return null
+        source.tintColor?.let { color -> drawable = drawable.mutate().apply { setTint(color) } }
         val bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888)
         val bounds = Rect(drawable.bounds)
         try {
@@ -271,13 +283,21 @@ internal class OneUiCardsGridRenderer {
 
     private fun dp(view: View, value: Int) = (value * view.resources.displayMetrics.density).toInt()
 
-    private fun state(container: ViewGroup) = states.getOrPut(container, ::State)
+    private fun state(container: ViewGroup) = states.getOrPut(container) {
+        State().also { state ->
+            state.attachListener = object : View.OnAttachStateChangeListener {
+                override fun onViewAttachedToWindow(view: View) = Unit
+                override fun onViewDetachedFromWindow(view: View) = release(container)
+            }.also(container::addOnAttachStateChangeListener)
+        }
+    }
 
     data class Source(
         val key: String,
         val view: View?,
         val smallIcon: android.graphics.drawable.Icon?,
         val packageName: String? = null,
+        val tintColor: Int? = null,
     )
 
     data class Config(
@@ -292,6 +312,7 @@ internal class OneUiCardsGridRenderer {
         var host: FrameLayout? = null
         var root: ViewGroup? = null
         var layoutListener: View.OnLayoutChangeListener? = null
+        var attachListener: View.OnAttachStateChangeListener? = null
         var active = false
         var nativeSurface: View? = null
         var nativeAlpha = 1f