CustomToast.java

//java
    static void PepeToast(AppCompatActivity a, String message){
        LayoutInflater inflater = a.getLayoutInflater();
        View layout = inflater.inflate(R.layout.toast_layout, (ViewGroup) a.findViewById(R.id.toast_layout_root));

        TextView text = (TextView) layout.findViewById(R.id.text);
        text.setText(message);

        Toast toast = new Toast(a);
        toast.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
        toast.setDuration(Toast.LENGTH_LONG);
        toast.setView(layout);
        toast.show();
    }




//xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/toast_layout_root"
    android:orientation="horizontal"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:padding="10dp"
    android:background="@drawable/rounded_desc"
    >

    <TextView android:id="@+id/text"
        android:layout_width="wrap_content"
        android:layout_height="fill_parent"
        android:textStyle="bold"
        android:textColor="@color/colorPrimary" />

</LinearLayout>

//@drawable/rounded_desc
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:thickness="1dp"
    android:shape="rectangle">
    <solid android:color="@color/colorPrimaryDark" />
    <corners android:radius="6dp" />

</shape>