ensure speed dials clickable (for pre-Android 5 devices)

app/src/main/java/de/danoeh/antennapod/dialog/EpisodesApplyActionFragment.java

@@ -3,6 +3,7 @@ package de.danoeh.antennapod.dialog;
 import android.app.AlertDialog;
 import android.content.res.TypedArray;
 import android.graphics.drawable.Drawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.support.v4.app.ActivityCompat;
 import android.support.v4.app.Fragment;
@@ -201,7 +202,24 @@ public class EpisodesApplyActionFragment extends Fragment {
 
         return view;
     }
-    
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        compatEnsureSpeedDialClickable();
+    }
+
+    private void compatEnsureSpeedDialClickable() {
+        // On pre-Lolliop devices (that does not support elevation),
+        // need to explicitly bring the fab to the front, otherwise it won't be clickable.
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
+            ViewGroup root = (ViewGroup)getView();
+            root.bringChildToFront(root.findViewById(R.id.fabSDScrollCtr));
+            root.requestLayout();
+            root.invalidate();
+        }
+    }
+
     private void showSpeedDialIfAnyChecked() {
         mSpeedDialView.setVisibility(checkedIds.size() > 0 ? View.VISIBLE : View.GONE);
     }

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

@@ -104,6 +104,7 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent" />
     <ScrollView
+        android:id="@+id/fabSDScrollCtr"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignParentBottom="true"
@@ -136,6 +137,7 @@
         android:id="@android:id/list"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_alignParentTop="true"/>
+        android:layout_alignParentTop="true"
+        android:layout_marginTop="0dp" />
 
 </RelativeLayout>