Android 사용자 정의 Adapter-SimpleAdapter 계승
                                            
 5172 단어  자바androidSimpleAdapter
                    
    /**
	 *   RemindView      Adapter
	 * 
	 * @author xzz
	 * 
	 */
	public class RemindViewAdapter extends SimpleAdapter {
		/**
		 *   map list,map    
		 */
		private List<? extends Map<String, ?>> mData;
		/**
		 *    xml    id
		 */
		private int mResource;
		/**
		 * RemindViewAdapter   key  
		 */
		private String[] mFrom;
		/**
		 * RemindViewAdapter   id  
		 */
		private int[] mTo;
		/**
		 *    
		 */
		private LayoutInflater mInflater;
		/**
		 *          ,        null,
		 */
		private String[] mNewTextItem;
		/**
		 *     
		 */
		private ViewBinder mViewBinder;
		/**
		 *     ,          
		 * 
		 * @param context
		 * @param data
		 * @param resource
		 * @param from
		 * @param to
		 * @param newTextItem
		 * @see android.widget.SimpleAdapter
		 */
		public RemindViewAdapter(Context context,
		        List<? extends Map<String, ?>> data, int resource,
		        String[] from, int[] to, String[] newTextItem) {
			super(context, data, resource, from, to);
			mData = data;
			mResource = resource;
			mFrom = from;
			mTo = to;
			mNewTextItem = newTextItem;
			mInflater = (LayoutInflater) context
			        .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
		}
		/**
		 * @see android.widget.Adapter#getCount()
		 */
		public int getCount() {
			return mData.size();
		}
		/**
		 * @see android.widget.Adapter#getItem(int)
		 */
		public Object getItem(int position) {
			return mData.get(position);
		}
		/**
		 * @see android.widget.Adapter#getItemId(int)
		 */
		public long getItemId(int position) {
			return position;
		}
		/**
		 * @see android.widget.Adapter#getView(int, View, ViewGroup)
		 */
		public View getView(int position, View convertView, ViewGroup parent) {
			return createViewFromResource(position, convertView, parent,
			        mResource);
		}
		/**
		 * 
		 *         View
		 * 
		 * @param position
		 *              
		 * @param convertView
		 * @param parent
		 * @param resource
		 * @return
		 * @see android.widget.SimpleAdapter#createViewFromResource
		 */
		private View createViewFromResource(int position, View convertView,
		        ViewGroup parent, int resource) {
			View v;
			if (convertView == null) {
				v = mInflater.inflate(resource, parent, false);
			} else {
				v = convertView;
			}
			bindView(position, v);
			return v;
		}
		/**
		 *      newItemText      null,   R.id.newtextitem    
		 * 
		 * @param position   
		 * @param view listView item View
		 * @see android.widget.SimpleAdapter#bindView
		 */
		private void bindView(int position, View view) {
			final Map<String, ?> dataSet = mData.get(position);
			if (dataSet == null) {
				return;
			}
			final ViewBinder binder = mViewBinder;
			final String[] from = mFrom;
			final int[] to = mTo;
			final int count = to.length;
			for (int i = 0; i < count; i++) {
				final View v = view.findViewById(to[i]);
				if (v != null) {
					final Object data = dataSet.get(from[i]);
					String text = data == null ? "" : data.toString();
					boolean bound = false;
					if (binder != null) {
						bound = binder.setViewValue(v, data, text);
					}
					if (!bound) {
						if (v instanceof TextView) {
							setViewText((TextView) v, text);
							if (from[i].equals(key[2])
							        && mNewTextItem[position] == null)
//       newItemText      null,   R.id.newtextitem    
//                  ListView  Item
								v.setVisibility(View.INVISIBLE);
						} else if (v instanceof ImageView) {
							if (data instanceof Integer) {
								setViewImage((ImageView) v, (Integer) data);
							} else {
								setViewImage((ImageView) v, text);
							}
						} else {
							throw new IllegalStateException(
							        v.getClass().getName()
							                + " is not a "
							                + " view that can be bounds by this SimpleAdapter");
						}
					}
				}
			}
		}
	}
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