Class ImageFragment

demo/src/main/java/org/xutils/demo/ImageFragment.java:32–237

Created by wyouflf on 15/11/4.

 * Created by wyouflf on 15/11/4.
 */
@ContentView(R.layout.fragment_image)
public class ImageFragment extends BaseFragment {

    private String[] imgSites = {
            "http://www.gaoxiaogif.cn",
            "https://www.ivsky.com/tupian/ziranfengguang/",
            "https://www.ivsky.com/tupian/chengshilvyou/"
    };

    ImageOptions imageOptions;

    @ViewInject(R.id.lv_img)
    private ListView imageListView;

    @Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        imageOptions = new ImageOptions.Builder()
                .setSize(DensityUtil.dip2px(120), DensityUtil.dip2px(120))
                .setRadius(DensityUtil.dip2px(5))
                // 如果ImageView的大小不是定义为wrap_content, 不要crop.
                .setCrop(true) // 很多时候设置了合适的scaleType也不需要它.
                // 加载中或错误图片的ScaleType
                //.setPlaceholderScaleType(ImageView.ScaleType.MATRIX)
                .setImageScaleType(ImageView.ScaleType.CENTER_CROP)
                .setLoadingDrawableId(R.mipmap.ic_launcher)
                .setFailureDrawableId(R.mipmap.ic_launcher)
                .setIgnoreGif(false)
                .build();

        imageListAdapter = new ImageListAdapter();
        imageListView.setAdapter(imageListAdapter);

        // 加载url请求返回的图片连接给listview
        // 这里只是简单的示例，并非最佳实践，图片较多时，最好上拉加载更多...
        for (String url : imgSites) {
            loadImgList(url);
        }
    }

    @Event(value = R.id.lv_img, type = AdapterView.OnItemClickListener.class)
    private void onImageItemClick(AdapterView<?> parent, View view, int position, long id) {
        Intent intent = new Intent(this.getActivity(), BigImageActivity.class);
        intent.putExtra("url", imageListAdapter.getItem(position).toString());
        this.getActivity().startActivity(intent);
    }

    private void loadImgList(String url) {
        RequestParams params = new RequestParams(url);
        params.setUseCookie(true);
        // 随意找的图片, 模拟浏览器UA, 防止被屏蔽
        params.setHeader("User-Agent", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36 OPR/63.0.3368.94");
        x.http().get(new RequestParams(url), new Callback.CommonCallback<String>() {
            @Override
            public void onSuccess(String result) {
                imageListAdapter.addSrc(getImgSrcList(result));
                imageListAdapter.notifyDataSetChanged();//通知listview更新数据
            }