FileOperationDialogActivity.java 文件源码

private void setSelected(boolean selected) {
    final View imageView = itemView.findViewById(R.id.image);

    if (selected) {
        final Drawable selectorOverlay = Util
                .getAlbumItemSelectorOverlay(imageView.getContext());
        imageView.post(new Runnable() {
            @Override
            public void run() {
                imageView.getOverlay().clear();
                if (selectorOverlay != null) {
                    selectorOverlay.setBounds(0, 0,
                            imageView.getWidth(),
                            imageView.getHeight());
                    imageView.getOverlay().add(selectorOverlay);
                }
            }
        });
    } else {
        imageView.post(new Runnable() {
            @Override
            public void run() {
                imageView.getOverlay().clear();
            }
        });
    }
}