ramseth001

 @Override
    public boolean dispatchTouchEvent(MotionEvent ev) {
        if (getCurrentFocus() != null) {
            InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
            if (imm != null) {
                imm.hideSoftInputFromWindow(getCurrentFocus().getWindowToken(), 0);
            }
        }
        return super.dispatchTouchEvent(ev);
    }

ramseth001

  <item name="android:windowDisablePreview">true</item>
        <item name="android:windowIsTranslucent">true</item>
        
        add this to app theme in style.xml

ramseth001

 /**
     * This function customizes the header of the tab
     *
     * @param tabName Name of the tab
     * @return TextView -> header of the tab
     */
    private TextView getTabHeader(int tabName) {
        TextView textView = new TextView(this);
        textView.setText(tabName);
        textView.setGravity(Gravity.CENTER);