2
是否有其他方式在Android中實現水平ListView並在到達列表末尾後出現彈跳/反衝效果? 我用這個HorizontalListView。 然後因爲我也是在實現我的ListView回彈效果(垂直)..我用這個:具有反彈效果的水平列表視圖
public class BounceListView extends ListView
{
private static final int MAX_Y_OVERSCROLL_DISTANCE = 100;
private Context mContext;
private int mMaxYOverscrollDistance;
public BounceListView(Context context)
{
super(context);
mContext = context;
initBounceListView();
}
public BounceListView(Context context, AttributeSet attrs)
{
super(context, attrs);
mContext = context;
initBounceListView();
}
public BounceListView(Context context, AttributeSet attrs, int defStyle)
{
super(context, attrs, defStyle);
mContext = context;
initBounceListView();
}
private void initBounceListView()
{
//get the density of the screen and do some maths with it on the max overscroll distance
//variable so that you get similar behaviors no matter what the screen size
final DisplayMetrics metrics = mContext.getResources().getDisplayMetrics();
final float density = metrics.density;
mMaxYOverscrollDistance = (int) (density * MAX_Y_OVERSCROLL_DISTANCE);
}
@Override
protected boolean overScrollBy(int deltaX, int deltaY, int scrollX, int scrollY, int scrollRangeX, int scrollRangeY, int maxOverScrollX, int maxOverScrollY, boolean isTouchEvent)
{
//This is where the magic happens, we have replaced the incoming maxOverScrollY with our own custom variable mMaxYOverscrollDistance;
return super.overScrollBy(deltaX, deltaY, scrollX, scrollY, scrollRangeX, scrollRangeY, maxOverScrollX, mMaxYOverscrollDistance, isTouchEvent);
}
}
所以,我認爲是因爲這個類來實現一個反衝/反彈的效果,爲什麼不修改這爲我的HorizontalListView ..所以我創建了類似這樣的類,但將其擴展到HorizontalListView然後更改而不是y
至x
。但它沒有奏效。還有一件事,overScrollBy
沒有在AdapterView中定義(因爲HorizontalListVIew擴展到了這個)。 有沒有辦法實現帶反彈的水平列表?還是有開源的庫可以幫助? 任何幫助,不勝感激。
我相信這個有一些法律問題! http://news.cnet.com/8301-13579_3-57577405-37/uspto-reaffirms-invalidation-of-apple-patent-in-samsung-suit/ – HalR 2013-04-26 05:01:56
所以你說我不應該實現這一個? – elL 2013-04-26 05:45:45
我只是說有一個原因,你沒有在其他地方看到它。 – HalR 2013-04-26 14:07:34