adding the initial search menu bar

app/src/main/kotlin/com/simplemobiletools/voicerecorder/activities/MainActivity.kt

@@ -26,7 +26,7 @@ class MainActivity : SimpleActivity() {
         setupOptionsMenu()
         refreshMenuItems()
 
-        updateMaterialActivityViews(main_coordinator, main_holder, useTransparentNavigation = false, useTopSearchMenu = false)
+        updateMaterialActivityViews(main_coordinator, main_holder, useTransparentNavigation = false, useTopSearchMenu = true)
 
         if (checkAppSideloading()) {
             return
@@ -54,7 +54,7 @@ class MainActivity : SimpleActivity() {
     override fun onResume() {
         super.onResume()
         setupTabColors()
-        setupToolbar(main_toolbar, statusBarColor = getProperBackgroundColor())
+        updateMenuColors()
         getPagerAdapter()?.onResume()
     }
 
@@ -76,14 +76,26 @@ class MainActivity : SimpleActivity() {
         }
     }
 
+    override fun onBackPressed() {
+        if (main_menu.isSearchOpen) {
+            main_menu.closeSearch()
+        } else {
+            super.onBackPressed()
+        }
+    }
+
     private fun refreshMenuItems() {
-        main_toolbar.menu.apply {
+        main_menu.getToolbar().menu.apply {
             findItem(R.id.more_apps_from_us).isVisible = !resources.getBoolean(R.bool.hide_google_relations)
         }
     }
 
     private fun setupOptionsMenu() {
-        main_toolbar.setOnMenuItemClickListener { menuItem ->
+        main_menu.getToolbar().inflateMenu(R.menu.menu)
+        main_menu.toggleHideOnScroll(false)
+        main_menu.setupMenu()
+
+        main_menu.getToolbar().setOnMenuItemClickListener { menuItem ->
             when (menuItem.itemId) {
                 R.id.more_apps_from_us -> launchMoreAppsFromUsIntent()
                 R.id.settings -> launchSettings()
@@ -94,6 +106,11 @@ class MainActivity : SimpleActivity() {
         }
     }
 
+    private fun updateMenuColors() {
+        updateStatusbarColor(getProperBackgroundColor())
+        main_menu.updateColors()
+    }
+
     private fun tryInitVoiceRecorder() {
         if (isRPlus()) {
             setupViewPager()

app/src/main/res/layout/activity_main.xml

@@ -5,13 +5,10 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
-    <com.google.android.material.appbar.MaterialToolbar
-        android:id="@+id/main_toolbar"
+    <com.simplemobiletools.commons.views.MySearchMenu
+        android:id="@+id/main_menu"
         android:layout_width="match_parent"
-        android:layout_height="?attr/actionBarSize"
-        android:background="@color/color_primary"
-        app:menu="@menu/menu"
-        app:titleTextAppearance="@style/AppTheme.ActionBar.TitleTextStyle" />
+        android:layout_height="wrap_content" />
 
     <RelativeLayout
         android:id="@+id/main_holder"