ZoomImageActivity.java 文件源码

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_zoom_image);

    AmbientMode.attachAmbientSupport(this);

    // Check if integer was actually given.
    if (!(getIntent().hasExtra(getString(R.string.intent_extra_image)))) {
        throw new NotFoundException("Expecting extras");
    }

    // Grab the resource id from extras and set the image resource.
    int value = getIntent().getIntExtra(getString(R.string.intent_extra_image), 0);
    ImageView expandedImage = findViewById(R.id.expanded_image);
    expandedImage.setImageResource(value);
}