| // Copyright 2016 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #ifndef XFA_FXFA_PARSER_CXFA_TRAVERSESTRATEGY_CONTENTAREACONTAINERLAYOUTITEM_H_ |
| #define XFA_FXFA_PARSER_CXFA_TRAVERSESTRATEGY_CONTENTAREACONTAINERLAYOUTITEM_H_ |
| |
| #include "xfa/fxfa/parser/cxfa_containerlayoutitem.h" |
| |
| class CXFA_TraverseStrategy_ContentAreaContainerLayoutItem { |
| public: |
| static CXFA_ContainerLayoutItem* GetFirstChild( |
| CXFA_ContainerLayoutItem* pLayoutItem) { |
| for (CXFA_LayoutItem* pChildItem = pLayoutItem->m_pFirstChild; pChildItem; |
| pChildItem = pChildItem->m_pNextSibling) { |
| if (CXFA_ContainerLayoutItem* pContainer = |
| pChildItem->AsContainerLayoutItem()) { |
| return pContainer; |
| } |
| } |
| return nullptr; |
| } |
| |
| static CXFA_ContainerLayoutItem* GetNextSibling( |
| CXFA_ContainerLayoutItem* pLayoutItem) { |
| for (CXFA_LayoutItem* pChildItem = pLayoutItem->m_pNextSibling; pChildItem; |
| pChildItem = pChildItem->m_pNextSibling) { |
| if (CXFA_ContainerLayoutItem* pContainer = |
| pChildItem->AsContainerLayoutItem()) { |
| return pContainer; |
| } |
| } |
| return nullptr; |
| } |
| |
| static CXFA_ContainerLayoutItem* GetParent( |
| CXFA_ContainerLayoutItem* pLayoutItem) { |
| return static_cast<CXFA_ContainerLayoutItem*>(pLayoutItem->m_pParent); |
| } |
| }; |
| |
| #endif // XFA_FXFA_PARSER_CXFA_TRAVERSESTRATEGY_CONTENTAREACONTAINERLAYOUTITEM_H_ |