156_限定拖拽范围
限定拖拽范围n我们覆写ViewDragHelper.Callback中的n n三个方法n就实现了任意拖拽n n ViewDragHelper.Callback callback=new ViewDragHelper.Callback() n @Overriden public boolean tryCaptureView(View child,
限定拖拽范围n我们覆写ViewDragHelper.Callback中的n n三个方法n就实现了任意拖拽n n ViewDragHelper.Callback callback=new ViewDragHelper.Callback() n @Overriden public boolean tryCaptureView(View child,