protected void OnPopupListComponentEnterEvents(PointerEventData _eventData, UListComponentPopupBase _component) { //没有下级的就不管了 if (_component.ChildPopupList != null) { return; } if (_component.ItemData.ItemChildItems == null || _component.ItemData.ItemChildItems.Count <= 0) { return; } UListPopup childList = null; //判断当前是否已经显示超过两个列表,是则看最后一级列表能否复用 if (m_ActivePopupList.Count - 1 > 0) { childList = m_ActivePopupList[m_ActivePopupList.Count - 1]; //如果当前进入的对象在最后一级列表里,则不能复用 if (childList.Contains(_component as UListComponentPopup)) { childList = null; } else { //不在最后一级列表,则释放最后一级列表 ReleaseChildPopupList(childList.ParentConponent); //如果当前进入的对象属于主列表,则释放所有次级列表 if (m_ActivePopupList[0].Contains(_component as UListComponentPopup)) { for (int i = m_ActivePopupList.Count - 1; i > 0; --i) { ReleaseChildPopupList(m_ActivePopupList[i]); } } childList = null; } } //从回收的列表里取列表并赋值显示 if (childList == null) { childList = GetUnusePopupList(); } foreach (var action in _component.ItemData.ItemChildItems) { childList.Add(action as UListComponentItemDataPopup); } childList.UpdatePopup(new UPopupMenuUpdateParam(_tfTarget: _component.GetTransform, _camUI: UISystem.Instance.GetCamera(), _canvasRoot: UISystem.Instance.GetCanvas(), _eTipPostion: UIWidgets.TipPosition.TopRightCorner, _tfPopupView: this.GetTransform() )); _component.ChildPopupList = childList; childList.ParentConponent = _component as UListComponentPopup; }
protected void ReleaseChildPopupList(UListComponentPopupBase _popupComponent) { //m_ActivePopupList.ForEach(DeactivateComponent); UListPopup releaseList = null; if (_popupComponent != null) { //有可能是二级菜单的组件 releaseList = _popupComponent.ChildPopupList; if (releaseList == null) { //0号是主列表 for (int i = 1; i < m_ActivePopupList.Count; ++i) { if (m_ActivePopupList[i].Contains(_popupComponent as UListComponentPopup)) { releaseList = m_ActivePopupList[i]; releaseList.Clear(); if (!m_PopupListCache.Contains(releaseList)) { m_PopupListCache.Add(releaseList); } m_ActivePopupList.RemoveAt(i); return; } } return; } } else { return; } if (!m_PopupListCache.Contains(_popupComponent.ChildPopupList)) { m_PopupListCache.Add(_popupComponent.ChildPopupList); } if (m_ActivePopupList.Contains(_popupComponent.ChildPopupList)) { m_ActivePopupList.Remove(_popupComponent.ChildPopupList); } _popupComponent.ChildPopupList.Clear(); _popupComponent.ChildPopupList = null; }
protected void OnPopupListComponentExitEvents(PointerEventData _eventData, UListComponentPopupBase _component) { }