Refactoring

app/src/main/java/eu/faircode/email/ActivityView.java

@@ -1032,15 +1032,8 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
         if (nav_pinned)
             return getDrawerWidthPinned();
         else {
+            int actionBarHeight = Helper.getActionBarHeight(this);
             DisplayMetrics dm = getResources().getDisplayMetrics();
-
-            int actionBarHeight;
-            TypedValue tv = new TypedValue();
-            if (getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true))
-                actionBarHeight = TypedValue.complexToDimensionPixelSize(tv.data, dm);
-            else
-                actionBarHeight = Helper.dp2pixels(this, 56);
-
             int screenWidth = Math.min(dm.widthPixels, dm.heightPixels);
             // Screen width 320 - action bar 56 = 264 dp
             // Icons 6 x (24 width + 2x6 padding) = 216 dp

app/src/main/java/eu/faircode/email/Helper.java

@@ -62,6 +62,7 @@ import android.text.Spannable;
 import android.text.TextUtils;
 import android.text.format.DateUtils;
 import android.text.format.Time;
+import android.util.DisplayMetrics;
 import android.util.TypedValue;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
@@ -612,6 +613,17 @@ public class Helper {
 
     // View
 
+    static int getActionBarHeight(Context context) {
+        int actionBarHeight;
+        TypedValue tv = new TypedValue();
+        if (context.getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true)) {
+            DisplayMetrics dm = context.getResources().getDisplayMetrics();
+            return TypedValue.complexToDimensionPixelSize(tv.data, dm);
+        }
+        else
+            return Helper.dp2pixels(context, 56);
+    }
+
     static Intent getChooser(Context context, Intent intent) {
         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R) {
             PackageManager pm = context.getPackageManager();