Пример #1
0
  @Override
  public void convert(ViewHolder viewHolder, final String item, int position) {
    ImageView ivPhoto = viewHolder.getView(R.id.iv_photo);
    CheckBox checkBox = viewHolder.getView(R.id.checkbox);
    // 先设置为默认图片
    ivPhoto.setImageResource(R.mipmap.icon_empty_photo);
    // 再根据路径异步加载相册中的照片
    imageLoader.loadImage(item, ivPhoto);

    checkBox.setTag(R.id.tag_position, position);
    checkBox.setTag(R.id.tag_photo, ivPhoto);
    checkBox.setOnCheckedChangeListener(
        new CompoundButton.OnCheckedChangeListener() {
          @Override
          public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
            int position = (Integer) buttonView.getTag(R.id.tag_position);
            ImageView photo = (ImageView) buttonView.getTag(R.id.tag_photo);

            if (isChecked) {
              selectMap.put(position, item);
              photo.setColorFilter(Color.parseColor("#66000000"));
            } else {
              selectMap.remove(position);
              photo.setColorFilter(null);
            }
          }
        });
    checkBox.setChecked(item.equals(selectMap.get(position)));
  }
Пример #2
0
public class PhotoWallAdapter extends BaseAdapterHelper<String> {

  private SEImageLoader imageLoader = SEImageLoader.getInstance(3, SEImageLoader.Type.LIFO);

  private PhotoPack defaultPhotoPack;

  /** 记录该相册中被选中checkbox的照片路径 */
  private Map<Integer, String> selectMap;

  /** 记录所有相册中所有被选中checkbox的照片路径 */
  private Map<PhotoPack, Map<Integer, String>> selectionMap;

  public PhotoWallAdapter(
      Context context, List<String> dataList, int itemLayoutID, PhotoPack defaultPhotoPack) {
    super(context, dataList, itemLayoutID);

    this.defaultPhotoPack = defaultPhotoPack;

    selectMap = new LinkedHashMap<>();
    selectionMap = new LinkedHashMap<>();
    selectionMap.put(defaultPhotoPack, selectMap);
  }

  @Override
  public void convert(ViewHolder viewHolder, final String item, int position) {
    ImageView ivPhoto = viewHolder.getView(R.id.iv_photo);
    CheckBox checkBox = viewHolder.getView(R.id.checkbox);
    // 先设置为默认图片
    ivPhoto.setImageResource(R.mipmap.icon_empty_photo);
    // 再根据路径异步加载相册中的照片
    imageLoader.loadImage(item, ivPhoto);

    checkBox.setTag(R.id.tag_position, position);
    checkBox.setTag(R.id.tag_photo, ivPhoto);
    checkBox.setOnCheckedChangeListener(
        new CompoundButton.OnCheckedChangeListener() {
          @Override
          public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
            int position = (Integer) buttonView.getTag(R.id.tag_position);
            ImageView photo = (ImageView) buttonView.getTag(R.id.tag_photo);

            if (isChecked) {
              selectMap.put(position, item);
              photo.setColorFilter(Color.parseColor("#66000000"));
            } else {
              selectMap.remove(position);
              photo.setColorFilter(null);
            }
          }
        });
    checkBox.setChecked(item.equals(selectMap.get(position)));
  }

  public void cutoverSelectArray(PhotoPack selectPhotoPack) {
    if (defaultPhotoPack != selectPhotoPack
        && (selectionMap.get(defaultPhotoPack) != null
            && selectionMap.get(defaultPhotoPack).isEmpty())) {

      selectionMap.remove(defaultPhotoPack);
    }
    selectMap = selectionMap.get(selectPhotoPack);
    if (selectMap == null) {
      selectMap = new LinkedHashMap<>();
      selectionMap.put(selectPhotoPack, selectMap);
    }
  }

  public Map<PhotoPack, Map<Integer, String>> getSelectPhotoPathMap() {
    return selectionMap;
  }

  /** 获取选中照片的路径数组 */
  public String[] getSelectPhotoPathArray() {
    String[] photoPathArray = null;
    List<String> photoPathList = new ArrayList<>();
    Map<Integer, String> valueMap;

    for (Map.Entry<PhotoPack, Map<Integer, String>> entry : selectionMap.entrySet()) {
      valueMap = entry.getValue();
      for (Map.Entry<Integer, String> valueEntry : valueMap.entrySet()) {
        photoPathList.add(valueEntry.getValue());
      }
    }

    photoPathArray = new String[photoPathList.size()];
    photoPathList.toArray(photoPathArray);

    return photoPathArray;
  }
}