Android编程入门-第54天

Sound.java

public class Sound {
    private String mAssetPath;
    private String mName;

    public Sound(String assetPath) {
        mAssetPath = assetPath;
        String[] components = assetPath.split("/");
        String filename = components[components.length - 1];
        mName = filename.replace(".wav", "");
    }

    public String getAssetPath() {
        return mAssetPath;
    }

    public String getName() {
        return mName;
    }
}

SoundViewModel.java

import android.databinding.BaseObservable;
import android.databinding.Bindable;
import android.util.Log;

public class SoundViewModel extends BaseObservable {
    private Sound mSound;
    private BeatBox mBeatBox;

    public SoundViewModel(BeatBox beatBox) {
        mBeatBox = beatBox;
    }

    @Bindable
    public String getTitle() {
        return mSound.getName();
    }

    public Sound getSound() {
        return mSound;
    }

    public void setSound(Sound sound) {
        mSound = sound;
        notifyChange();
    }
}