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// Copyright 2014 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_LAYOUT_APPADAPTER_H_
#define _XFA_LAYOUT_APPADAPTER_H_
class CXFA_TraverseStrategy_PageAreaContainerLayoutItem {
public:
static inline CXFA_ContainerLayoutItemImpl* GetFirstChild(
CXFA_ContainerLayoutItemImpl* pLayoutItem) {
if (pLayoutItem->m_pFormNode->GetClassID() == XFA_ELEMENT_PageSet) {
return (CXFA_ContainerLayoutItemImpl*)pLayoutItem->m_pFirstChild;
}
return NULL;
}
static inline CXFA_ContainerLayoutItemImpl* GetNextSibling(
CXFA_ContainerLayoutItemImpl* pLayoutItem) {
return (CXFA_ContainerLayoutItemImpl*)pLayoutItem->m_pNextSibling;
}
static inline CXFA_ContainerLayoutItemImpl* GetParent(
CXFA_ContainerLayoutItemImpl* pLayoutItem) {
return (CXFA_ContainerLayoutItemImpl*)pLayoutItem->m_pParent;
}
};
class CXFA_TraverseStrategy_ContentAreaContainerLayoutItem {
public:
static inline CXFA_ContainerLayoutItemImpl* GetFirstChild(
CXFA_ContainerLayoutItemImpl* pLayoutItem) {
for (CXFA_LayoutItemImpl* pChildItem = pLayoutItem->m_pFirstChild;
pChildItem; pChildItem = pChildItem->m_pNextSibling) {
if (pChildItem->IsContentLayoutItem()) {
continue;
}
return (CXFA_ContainerLayoutItemImpl*)pChildItem;
}
return NULL;
}
static inline CXFA_ContainerLayoutItemImpl* GetNextSibling(
CXFA_ContainerLayoutItemImpl* pLayoutItem) {
for (CXFA_LayoutItemImpl* pChildItem = pLayoutItem->m_pNextSibling;
pChildItem; pChildItem = pChildItem->m_pNextSibling) {
if (pChildItem->IsContentLayoutItem()) {
continue;
}
return (CXFA_ContainerLayoutItemImpl*)pChildItem;
}
return NULL;
}
static inline CXFA_ContainerLayoutItemImpl* GetParent(
CXFA_ContainerLayoutItemImpl* pLayoutItem) {
return (CXFA_ContainerLayoutItemImpl*)pLayoutItem->m_pParent;
}
};
class CXFA_TraverseStrategy_ContentLayoutItem {
public:
static inline CXFA_ContentLayoutItemImpl* GetFirstChild(
CXFA_ContentLayoutItemImpl* pLayoutItem) {
return (CXFA_ContentLayoutItemImpl*)pLayoutItem->m_pFirstChild;
}
static inline CXFA_ContentLayoutItemImpl* GetNextSibling(
CXFA_ContentLayoutItemImpl* pLayoutItem) {
return (CXFA_ContentLayoutItemImpl*)pLayoutItem->m_pNextSibling;
}
static inline CXFA_ContentLayoutItemImpl* GetParent(
CXFA_ContentLayoutItemImpl* pLayoutItem) {
return (CXFA_ContentLayoutItemImpl*)pLayoutItem->m_pParent;
}
};
FX_DWORD XFA_GetRelevant(CXFA_Node* pFormItem, FX_DWORD dwParentRelvant);
void XFA_ReleaseLayoutItem(CXFA_LayoutItemImpl* pLayoutItem);
#endif
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