App.java 文件源码

@Override
public void onCreate() {
    super.onCreate();

    app = this;

    // 存放所有activity的集合
    mActivityList = new ArrayList<>();

    // 渐进式图片
    ImagePipelineConfig config = ImagePipelineConfig.newBuilder(this)
            .setProgressiveJpegConfig(new SimpleProgressiveJpegConfig())
            .build();
    Fresco.initialize(this, config);

}