Improve pages thumbnails sheet

app/src/debug/java/org/koitharu/kotatsu/utils/LoggingAdapterDataObserver.kt

@@ -0,0 +1,37 @@
+package org.koitharu.kotatsu.utils
+
+import android.util.Log
+import androidx.recyclerview.widget.RecyclerView.AdapterDataObserver
+
+class LoggingAdapterDataObserver(
+	private val tag: String,
+) : AdapterDataObserver() {
+
+	override fun onChanged() {
+		Log.d(tag, "onChanged()")
+	}
+
+	override fun onItemRangeChanged(positionStart: Int, itemCount: Int) {
+		Log.d(tag, "onItemRangeChanged(positionStart=$positionStart, itemCount=$itemCount)")
+	}
+
+	override fun onItemRangeChanged(positionStart: Int, itemCount: Int, payload: Any?) {
+		Log.d(tag, "onItemRangeChanged(positionStart=$positionStart, itemCount=$itemCount, payload=$payload)")
+	}
+
+	override fun onItemRangeInserted(positionStart: Int, itemCount: Int) {
+		Log.d(tag, "onItemRangeInserted(positionStart=$positionStart, itemCount=$itemCount)")
+	}
+
+	override fun onItemRangeRemoved(positionStart: Int, itemCount: Int) {
+		Log.d(tag, "onItemRangeRemoved(positionStart=$positionStart, itemCount=$itemCount)")
+	}
+
+	override fun onItemRangeMoved(fromPosition: Int, toPosition: Int, itemCount: Int) {
+		Log.d(tag, "onItemRangeMoved(fromPosition=$fromPosition, toPosition=$toPosition, itemCount=$itemCount)")
+	}
+
+	override fun onStateRestorationPolicyChanged() {
+		Log.d(tag, "onStateRestorationPolicyChanged()")
+	}
+}