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1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #include "core/fpdfdoc/include/cpdf_bookmarktree.h" | 7 #include "core/fpdfdoc/cpdf_bookmarktree.h" |
8 | 8 |
9 #include "core/fpdfapi/fpdf_parser/cpdf_document.h" | 9 #include "core/fpdfapi/fpdf_parser/cpdf_document.h" |
10 | 10 |
11 CPDF_Bookmark CPDF_BookmarkTree::GetFirstChild( | 11 CPDF_Bookmark CPDF_BookmarkTree::GetFirstChild( |
12 const CPDF_Bookmark& parent) const { | 12 const CPDF_Bookmark& parent) const { |
13 CPDF_Dictionary* pParentDict = parent.GetDict(); | 13 CPDF_Dictionary* pParentDict = parent.GetDict(); |
14 if (pParentDict) | 14 if (pParentDict) |
15 return CPDF_Bookmark(pParentDict->GetDictFor("First")); | 15 return CPDF_Bookmark(pParentDict->GetDictFor("First")); |
16 | 16 |
17 CPDF_Dictionary* pRoot = m_pDocument->GetRoot(); | 17 CPDF_Dictionary* pRoot = m_pDocument->GetRoot(); |
18 if (!pRoot) | 18 if (!pRoot) |
19 return CPDF_Bookmark(); | 19 return CPDF_Bookmark(); |
20 | 20 |
21 CPDF_Dictionary* pOutlines = pRoot->GetDictFor("Outlines"); | 21 CPDF_Dictionary* pOutlines = pRoot->GetDictFor("Outlines"); |
22 return pOutlines ? CPDF_Bookmark(pOutlines->GetDictFor("First")) | 22 return pOutlines ? CPDF_Bookmark(pOutlines->GetDictFor("First")) |
23 : CPDF_Bookmark(); | 23 : CPDF_Bookmark(); |
24 } | 24 } |
25 | 25 |
26 CPDF_Bookmark CPDF_BookmarkTree::GetNextSibling( | 26 CPDF_Bookmark CPDF_BookmarkTree::GetNextSibling( |
27 const CPDF_Bookmark& bookmark) const { | 27 const CPDF_Bookmark& bookmark) const { |
28 CPDF_Dictionary* pDict = bookmark.GetDict(); | 28 CPDF_Dictionary* pDict = bookmark.GetDict(); |
29 if (!pDict) | 29 if (!pDict) |
30 return CPDF_Bookmark(); | 30 return CPDF_Bookmark(); |
31 | 31 |
32 CPDF_Dictionary* pNext = pDict->GetDictFor("Next"); | 32 CPDF_Dictionary* pNext = pDict->GetDictFor("Next"); |
33 return pNext == pDict ? CPDF_Bookmark() : CPDF_Bookmark(pNext); | 33 return pNext == pDict ? CPDF_Bookmark() : CPDF_Bookmark(pNext); |
34 } | 34 } |
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