Implements onSaveInstanceState in a custom View in Android.

MyView.java

@Override
public Parcelable onSaveInstanceState() {
    // Obtain any state that our super class wants to save.
    Parcelable superState = super.onSaveInstanceState();
    
    // Wrap our super class's state with our own.
    SavedState myState = new SavedState(superState);
    myState.name = this.name;
    myState.index = this.index;
    
    // Return our state along with our super class's state.
    return myState;
}