//拖拽释放，没有落在停靠表面的处理
void DragDropReleaseLostSurface()
{
QKDragDropSurface cm_ownersurface = null;
{
if (OwnerSurface != null)
{
cm_ownersurface = OwnerSurface.GetComponent <QKDragDropSurface>();
}
}
NotifyDragDropCancelling(OwnerSurface, this);
if (cm_ownersurface != null && cm_ownersurface.FlyOnCancel && UIFlyRoot.Single != null)//飞回
{
UIFly cmFly = UIFly.Go(gameObject, m_StartPos, cm_ownersurface.FlyStrength);
//cmFly.flyFinishedAction = UIFly.FlyFinishedAction.DestroyGameobject;
cmFly.StartFly(OnFlyEnd);
}
else//直接销毁
{
if (!m_bkCloneOnDrag)//拖拽的时候没有进行克隆
{
NotifyDragDropLeaveItem(m_bkDropSurface, this);//通知旧容器 对象离开
}
//通知容器 拖拽取消
NotifyDragDropCancel(OwnerSurface, this);
//销毁物体
NGUITools.Destroy(gameObject);
}
}
static void NotifyDragDropLeaveItem(QKDragDropSurface dropSurface, QKDragDropItem dragDropItem)
{
if (dropSurface == null)
{
return;
}
dropSurface.OnDragDropLeaveItem(dragDropItem);
}
static void NotifyDragDropJoinItem(GameObject OwnerSurface, QKDragDropItem dragDropItem)
{
QKDragDropSurface dropSurface = OwnerSurface.GetComponent <QKDragDropSurface>();
if (dropSurface == null)
{
return;
}
dropSurface.OnDragDropJoinItem(dragDropItem);
}
//通知容器 拖拽开始
static void NotifyDragDropStart(GameObject OwnerSurface, QKDragDropItem dragDropItem)
{
ShowBaffle(true);
QKDragDropSurface dropSurface = OwnerSurface.GetComponent <QKDragDropSurface>();
if (dropSurface == null)
{
return;
}
dropSurface.OnDragDropStart(dragDropItem);
}
static void NotifyDragDropMoveing(GameObject OwnerSurface, QKDragDropItem dragDropItem)
{
//using (new MonoEX.SafeCall(() => { ShowBaffle(false); }, () => { ShowBaffle(true); }))
{
QKDragDropSurface dropSurface = OwnerSurface.GetComponent <QKDragDropSurface>();
if (dropSurface == null)
{
return;
}
dropSurface.OnDragDropMoveing(dragDropItem);
}
}
static void NotifyDragDropEnd(GameObject OwnerSurface, QKDragDropItem dragDropItem)
{
IsDraging = false;
ShowBaffle(false);
QKDragDropSurface dropSurface = OwnerSurface.GetComponent <QKDragDropSurface>();
if (dropSurface == null)
{
return;
}
dropSurface.OnDragDropEnd(dragDropItem);
}
void OnFlyEnd()
{
QKDragDropItem dragDropItem = this;
if (!m_bkCloneOnDrag)//拖拽的时候没有进行克隆
{
//物品放回原位置
QKDragDropSurface dropSurface = OwnerSurface.GetComponent <QKDragDropSurface>();
if (dropSurface != null)
{
dropSurface.Dock(gameObject);
}
}
NotifyDragDropCancel(dragDropItem.OwnerSurface, dragDropItem);
if (m_bkCloneOnDrag)
{
GameObject.Destroy(gameObject);//销毁实例
}
}
/// <summary>
/// 拖拽释放鼠标
/// </summary>
protected override void OnDragDropRelease(GameObject surface)
{
surface = QKDragDropItem.hoveredObject;
//降低widget深度
NGuiHelper.DepthUpward(gameObject, -50);
if (surface == null)
{
DragDropReleaseLostSurface();
return;
}
QKDragDropSurface dropSurface = NGUITools.FindInParents <QKDragDropSurface>(surface);
if (
dropSurface == null || //没有落在停靠表面上
(dropSurface == m_bkDropSurface && m_bkCloneOnDrag) //停靠表面和拖动前是同一个 且 采用克隆方式拖出
)
{
DragDropReleaseLostSurface();
return;
}
if (dropSurface.Dock(gameObject))//停靠成功了
{
//通知原容器 拖拽完成
NotifyDragDropEnd(OwnerSurface, this);
//变更所属容器
OwnerSurface = dropSurface.gameObject;
//自动处理UIScrollView
var dragScrollView = gameObject.GetComponent <UIDragScrollView>();
if (dragScrollView != null)//绑定了滚动视图拖动组件
{
//设置新的滚动视图
dragScrollView.scrollView = NGUITools.FindInParents <UIScrollView>(gameObject.transform.parent);
}
bool isGird = NGUITools.FindInParents <UIGrid>(gameObject.transform.parent);
//如没拖出当前平面则不需要发起通知并且重新排序
if (isGird || (!m_bkCloneOnDrag && dropSurface != m_bkDropSurface)) //拖拽的时候没有进行克隆
{
NotifyDragDropLeaveItem(m_bkDropSurface, this); //通知旧容器 对象离开
}
if (isGird || dropSurface != m_bkDropSurface)
{
//通知新容器 有新的对象进入
NotifyDragDropJoinItem(OwnerSurface, this);
}
}
else
{
DragDropReleaseLostSurface();
}
}
