CommonAdapter直接上代码
public abstract class CommonAdapter<T> extends BaseAdapter {
protected LayoutInflater mInflater;
protected Context mContext;
protected List<T> mDatas;
protected final int mItemLayoutId;
public CommonAdapter(List<T> mDatas, int itemLayoutId) {
this.mContext = UIUtils.getContext();
this.mInflater = LayoutInflater.from(mContext);
this.mItemLayoutId = itemLayoutId;
setListData(mDatas);
}
/**
* 添加集合数据到原集合首位,下拉刷新时使用
*
* @param list
*/
public void addToFirst(List<T> list) {
if (list == null)
return;
this.mDatas.addAll(0, list);
notifyDataSetChanged();
}
public void addToFirst(T t) {
if (t == null)
return;
this.mDatas.add(0, t);
notifyDataSetChanged();
}
/**
* 添加数据到末尾,用于上拉加载等情况。<BR>
* 不清楚原集合,添加到末尾。
*
* @param list
*/
public void addToLast(List<T> list) {
if (list == null)
return;
this.mDatas.addAll(list);
notifyDataSetChanged();
}
/**
* 添加元素到集合末尾
*
* @param t
*/
public void addToLast(T t) {
if (t == null)
return;
this.mDatas.add(t);
notifyDataSetChanged();
}
/**
* 设置数据。<BR>
* 会清空原集合所有数据,后添加。
*
* @param list
*/
public void setListData(List<T> list) {
if (list == null) {
list = new ArrayList<T>(0);
}
this.mDatas = list;
notifyDataSetChanged();
}
@Override
public int getCount() {
return mDatas.size();
}
@Override
public T getItem(int position) {
return mDatas.get(position);
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
final BaseViewHolder viewHolder = getViewHolder(position, convertView,
parent);
convert(position,viewHolder, getItem(position));
return viewHolder.getConvertView();
}
public abstract void convert(int position, BaseViewHolder helper, T item);
private BaseViewHolder getViewHolder(int position, View convertView, ViewGroup parent) {
return BaseViewHolder.get(mContext, convertView, parent, mItemLayoutId,
position);
}
}
BaseViewHolder 直接上代码
public class BaseViewHolder {
private final SparseArray<View> mViews;
private View mConvertView;
private int mPosition;
private BaseViewHolder(Context context, ViewGroup parent, int layoutId, int position) {
this.mPosition = position;
this.mViews = new SparseArray<>();
mConvertView = LayoutInflater.from(context).inflate(layoutId, parent,false);
//setTag
mConvertView.setTag(this);
}
/**
* 拿到一个ViewHolder对象
*
* @param context
* @param convertView
* @param parent
* @param layoutId
* @param position
* @return
*/
public static BaseViewHolder get(Context context, View convertView,
ViewGroup parent, int layoutId, int position) {
if (convertView == null) {
return new BaseViewHolder(context, parent, layoutId, position);
}
return (BaseViewHolder) convertView.getTag();
}
/**
* 通过控件的Id获取对于的控件,如果没有则加入views
*
* @param viewId
* @return
*/
public <T extends View> T getView(int viewId) {
View view = mViews.get(viewId);
if (view == null) {
view = mConvertView.findViewById(viewId);
mViews.put(viewId, view);
}
return (T) view;
}
public View getConvertView() {
return mConvertView;
}
/**
* 为TextView设置字符串
*
* @param viewId
* @param text
* @return
*/
public BaseViewHolder setText(int viewId, String text) {
TextView view = getView(viewId);
view.setText(text);
return this;
}
/**
* 为ImageView设置图片
*
* @param viewId
* @param drawableId
* @return
*/
public BaseViewHolder setImageResource(int viewId, int drawableId) {
ImageView view = getView(viewId);
view.setImageResource(drawableId);
return this;
}
/**
* 为ImageView设置图片
*
* @param viewId
* @return
*/
public BaseViewHolder setImageBitmap(int viewId, Bitmap bm) {
ImageView view = getView(viewId);
view.setImageBitmap(bm);
return this;
}
/**
* 为ImageView设置图片
*
* @param viewId
* @return
*/
public BaseViewHolder setImageByUrl(int viewId, String url) {
ImageLoader.getInstance().displayImage(url, (ImageView) getView(viewId), ImageLoadOptions.getOptions());
return this;
}
public int getPosition() {
return mPosition;
}
}
调用方法
ProductionAdapter adapter = new ProductionAdapter(orderlList, R.layout.layout_order);
listView.setAdapter(adapter);
public class ProductionAdapter extends CommonAdapter<ProductListResult.DataEntity.ModelListEntity> {
public ProductionAdapter(List<ProductListResult.DataEntity.ModelListEntity> mDatas, int itemLayoutId) {
super(mDatas, itemLayoutId);
L.e("ProductionAdapter");
}
@Override
public void convert(int position,BaseViewHolder helper, ProductListResult.DataEntity.ModelListEntity item) {
RelativeLayout reView = helper.getView(R.id.item_button_layout);
ImageView productImg = helper.getView(R.id.product_img);
reView.setVisibility(View.GONE);
helper.setText(R.id.product_name, item.getTitle());
helper.setText(R.id.product_price, item.getPrice());
helper.setText(R.id.product_norms, item.getBaseInfo());
helper.setText(R.id.product_number, item.getNumber() + "");
helper.setText(R.id.id_tv_information, item.getInfo());
ImageLoader.getInstance().displayImage(item.getPic(), productImg, ImageLoadOptions.getOptions());
}
}
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一个ListView的Itme放不定个数进度条
public class ListViewAdapter extends CommonAdapter<ProgressResult.DataEntity.OrderlListEntity>{
public ListViewAdapter(List<ProgressResult.DataEntity.OrderlListEntity> mDatas, int itemLayoutId) {
super(mDatas, itemLayoutId);
}
@Override
public void convert(int position, BaseViewHolder helper, ProgressResult.DataEntity.OrderlListEntity item) {
LinearLayout linearlayout = helper.getView(R.id.id_list_porgress);
linearlayout.removeAllViews();
LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,UIUtils.dip2px(30));
lp.setMargins(10,10,10,10);
List<ProgressResult.DataEntity.OrderlListEntity.ProgressEntity> progressList=null;
if (item!=null){
progressList = item.getProgress();
}
if (progressList!=null){
for (int i = 0; i < progressList.size(); i++) {
View view=getMyProgressView();
ProgressBar progress = (ProgressBar) view.findViewById(R.id.my_progress);
TextView textProgress = (TextView) view.findViewById(R.id.tv_progress);
progress.setMax(mFlowTotalCount);
progress.setProgress(progressList.get(i).getCurrentFlow());
textProgress.setText(progressList.get(i).getFlowInfo());
linearlayout.addView(view, lp);
}
}
}
public View getMyProgressView() {
View inf_rel = LayoutInflater.from(mContext).inflate(R.layout.item_myprogress, null);
return inf_rel;
}
}