这就是我所做的。当您滑动列表视图的项目时，我已经在列表视图的项目上显示了隐藏的组件现在我需要在其他项目被滑动或滚动列表视图时再次隐藏组件。
public class MainActivity extends Activity {
ListView lstView1;
ArrayList<HashMap<String, String>> MyArrList;
GestureDetector gestureDetector;
View.OnTouchListener gestureListener;
private static final int SWIPE_MIN_DISTANCE = 120;
private static final int SWIPE_MAX_OFF_PATH = 250;
private static final int SWIPE_THRESHOLD_VELOCITY = 100;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
MyArrList = new ArrayList<HashMap<String, String>>();
HashMap<String, String> map;
/*** Rows 1 ***/
map = new HashMap<String, String>();
map.put("ImageID", "1");
map.put("ImageDesc", "Sea View1");
map.put("ImagePath", "pic_a");
map.put("status", "false");
MyArrList.add(map);
/*** Rows 2 ***/
map = new HashMap<String, String>();
map.put("ImageID", "2");
map.put("ImageDesc", "Sea View2");
map.put("ImagePath", "pic_b");
map.put("status", "false");
MyArrList.add(map);
/*** Rows 3 ***/
map = new HashMap<String, String>();
map.put("ImageID", "3");
map.put("ImageDesc", "Sea View 3");
map.put("ImagePath", "pic_c");
map.put("status", "false");
MyArrList.add(map);
/*** Rows 4 ***/
map = new HashMap<String, String>();
map.put("ImageID", "4");
map.put("ImageDesc", "Sea View 4");
map.put("ImagePath", "pic_d");
map.put("status", "false");
MyArrList.add(map);
// listView1
lstView1 = (ListView) findViewById(R.id.listView1);
lstView1.setAdapter(new ImageAdapter(this));
// lstView1.setEnabled(false);
gestureDetector = new GestureDetector(new MyGestureDetector());
gestureListener = new View.OnTouchListener() {
public boolean onTouch(View v, MotionEvent event) {
if (gestureDetector.onTouchEvent(event)) {
return true;
}
return false;
}
};
lstView1.setOnTouchListener(gestureListener);
//lstView1.setOnScrollListener(l)
}
class MyGestureDetector extends SimpleOnGestureListener {
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
float velocityY) {
try {
if (Math.abs(e1.getY() - e2.getY()) > SWIPE_MAX_OFF_PATH)
return false;
// right to left swipe
if (e1.getX() - e2.getX() > SWIPE_MIN_DISTANCE
&& Math.abs(velocityX) > SWIPE_THRESHOLD_VELOCITY) {
int pos = YourSlideRightToLeft(lstView1.pointToPosition(
(int) e1.getX(), (int) e1.getY()));
MyArrList.get(pos).put("status", "true");
((BaseAdapter) lstView1.getAdapter())
.notifyDataSetChanged();
} else if (e2.getX() - e1.getX() > SWIPE_MIN_DISTANCE
&& Math.abs(velocityX) > SWIPE_THRESHOLD_VELOCITY) {
// left to right swipe
YourSlideLeftToRight(lstView1.pointToPosition(
(int) e1.getX(), (int) e1.getY()));
int pos = YourSlideRightToLeft(lstView1.pointToPosition(
(int) e1.getX(), (int) e1.getY()));
MyArrList.get(pos).put("status", "true");
((BaseAdapter) lstView1.getAdapter())
.notifyDataSetChanged();
}
} catch (Exception e) {
// nothing
return true;
}
return true;
}
}
// Command for Slide Right to Left (<-----)
public int YourSlideRightToLeft(int position) {
Toast.makeText(
MainActivity.this,
"<-- Your Slide Right to Left ImgID = "
+ MyArrList.get(position).get("ImageID"),
Toast.LENGTH_SHORT).show();
return position;
}
// Command for Slide Left to Right (<-----)
public int YourSlideLeftToRight(int position) {
Toast.makeText(
MainActivity.this,
"---> Your Slide Left to Right ImgID = "
+ MyArrList.get(position).get("ImageID"),
Toast.LENGTH_SHORT).show();
return position;
}
public class ImageAdapter extends BaseAdapter {
private Context context;
public ImageAdapter(Context c) {
// TODO Auto-generated method stub
context = c;
}
public int getCount() {
// TODO Auto-generated method stub
return MyArrList.size();
}
public Object getItem(int position) {
// TODO Auto-generated method stub
return position;
}
public long getItemId(int position) {
// TODO Auto-generated method stub
return position;
}
public View getView(final int position, View convertView,
ViewGroup parent) {
// TODO Auto-generated method stub
LayoutInflater inflater = (LayoutInflater) context
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
if (convertView == null) {
convertView = inflater.inflate(R.layout.activity_column, null);
}
// ColImage
ImageView imageView = (ImageView) convertView
.findViewById(R.id.ColImgPath);
imageView.getLayoutParams().height = 80;
imageView.getLayoutParams().width = 80;
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
imageView.setPadding(5, 5, 5, 5);
int ResID = context.getResources().getIdentifier(
MyArrList.get(position).get("ImagePath"), "drawable",
context.getPackageName());
imageView.setImageResource(ResID);
// ColImgID
TextView txtPosition = (TextView) convertView
.findViewById(R.id.ColImgID);
txtPosition.setPadding(10, 0, 0, 0);
txtPosition.setText(MyArrList.get(position).get("ImageID") + ".");
// ColPicname
TextView txtPicName = (TextView) convertView
.findViewById(R.id.ColImgDesc);
txtPicName.setPadding(5, 0, 0, 0);
txtPicName.setText(MyArrList.get(position).get("ImageDesc"));
String value = MyArrList.get(position).get("status");
if (value.contentEquals("true")) {
((TableRow) convertView.findViewById(R.id.tableRow4))
.setVisibility(View.VISIBLE);
((Button) convertView.findViewById(R.id.btn)).setTag(Integer
.valueOf(position));
((ToggleButton) convertView.findViewById(R.id.tg))
.setTag(Integer.valueOf(position));
} else {
((LinearLayout) convertView.findViewById(R.id.tableRow4))
.setVisibility(View.GONE);
}
return convertView;
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.activity_main, menu);
return true;
}
}