5
我有一個可擴展列表視圖。我正在實施刪除每個項目左側的listItem。Onfling和OnTouch不能一起工作
我正在使用自定義適配器來填充列表視圖項目。
public class InsightsListAdapter extends BaseExpandableListAdapter {
@Override
public View getGroupView(final int groupPosition, boolean isExpanded,
View convertView, ViewGroup parent) {
View row = convertView;
row = inflater_.inflate(R.layout.insight_list_item, null);
final GestureDetector gdt = new GestureDetector(new GestureListener());
row.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
swipedViewPosition_=groupPosition;
swipedView_=v;
gdt.onTouchEvent(event);
return true;
}
});
return row;
}
我使用GestureListener像下面
private static final int SWIPE_MIN_DISTANCE = 200;
private static final int SWIPE_THRESHOLD_VELOCITY = 200;
private class GestureListener extends SimpleOnGestureListener {
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
if(e1.getX() - e2.getX() > SWIPE_MIN_DISTANCE) {
System.out.println("Left swiped--------");
removeListItem();
return false; // Right to left
}
return false;
}
}
由於它是一個可擴展的列表視圖我實現了一些點擊功能在acticity
insightList_.setOnGroupClickListener(new OnGroupClickListener() {
@Override
public boolean onGroupClick(ExpandableListView parent, View v,
int groupPosition, long id) {
System.out.println("Group clicked---------");
showClear(true);
selectedItem_ = null;
return false;
}
});
但現在OnFling獲取調用。但不OnGroupClick()
當我從適配器的onTouch事件函數返回false時,OnGroupClick被調用,但不OnFling()。
可以使用Fling或OnGroupClick,但不能同時使用。
set ontouchlistner on listview and chek it working or not .. –