fixed statusbar implementation:

`r.getIdentifier("status_bar_height", "dimen", "android")` was returning
always about 24 dp, with notch not being considered. A best approach is to
use WindowInset API

app/src/main/java/code/name/monkey/retromusic/views/StatusBarView.java

@@ -1,59 +0,0 @@
-/*
- * Copyright (c) 2019 Hemanth Savarala.
- *
- * Licensed under the GNU General Public License v3
- *
- * This is free software: you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by
- *  the Free Software Foundation either version 3 of the License, or (at your option) any later version.
- *
- * This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
- * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- */
-
-package code.name.monkey.retromusic.views;
-
-import android.content.Context;
-import android.content.res.Resources;
-import android.util.AttributeSet;
-import android.view.View;
-
-import androidx.annotation.NonNull;
-
-public class StatusBarView extends View {
-
-
-    public StatusBarView(@NonNull Context context) {
-        super(context);
-        init(context);
-    }
-
-    public StatusBarView(@NonNull Context context, @NonNull AttributeSet attrs) {
-        super(context, attrs);
-        init(context);
-    }
-
-    public StatusBarView(@NonNull Context context, @NonNull AttributeSet attrs, int defStyleAttr) {
-        super(context, attrs, defStyleAttr);
-        init(context);
-    }
-
-    public static int getStatusBarHeight(@NonNull Resources r) {
-        int result = 0;
-        int resourceId = r.getIdentifier("status_bar_height", "dimen", "android");
-        if (resourceId > 0) {
-            result = r.getDimensionPixelSize(resourceId);
-        }
-        return result;
-    }
-
-    private void init(Context context) {
-
-    }
-
-    @Override
-    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
-        setMeasuredDimension(MeasureSpec.getSize(widthMeasureSpec), getStatusBarHeight(getResources()));
-    }
-}

app/src/main/java/code/name/monkey/retromusic/views/StatusBarView.kt

@@ -0,0 +1,30 @@
+package code.name.monkey.retromusic.views
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View
+
+class StatusBarView(
+    context: Context,
+    attrs: AttributeSet
+) : View(context, attrs) {
+
+    override fun onAttachedToWindow() {
+        super.onAttachedToWindow()
+        if (isInEditMode){
+            return
+        }
+        setOnApplyWindowInsetsListener { _, insets ->
+            val height = insets?.systemWindowInsetTop ?: 0
+            setHeight(height)
+            insets
+        }
+    }
+
+    private fun setHeight(px: Int) {
+        val params = layoutParams ?: return
+        params.height = px
+        layoutParams = params
+    }
+
+}