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-rw-r--r--core/fpdfapi/page/cpdf_page.h7
-rw-r--r--core/fpdfapi/parser/cpdf_document.h1
2 files changed, 7 insertions, 1 deletions
diff --git a/core/fpdfapi/page/cpdf_page.h b/core/fpdfapi/page/cpdf_page.h
index 47c5ed94f5..c26c42fc1f 100644
--- a/core/fpdfapi/page/cpdf_page.h
+++ b/core/fpdfapi/page/cpdf_page.h
@@ -10,6 +10,7 @@
#include <memory>
#include "core/fpdfapi/page/cpdf_pageobjectholder.h"
+#include "core/fpdfapi/parser/cpdf_document.h"
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxcrt/fx_system.h"
#include "core/fxcrt/retain_ptr.h"
@@ -25,7 +26,11 @@ class CPDF_PageRenderContext;
class CPDF_Page : public CPDF_PageObjectHolder {
public:
class View {}; // Caller implements as desired, empty here due to layering.
- class Extension : public Retainable {}; // XFA page parent class, layering.
+
+ // XFA page parent class, layering.
+ class Extension : public Retainable {
+ virtual CPDF_Document::Extension* GetDocumentExtension() const = 0;
+ };
CPDF_Page(CPDF_Document* pDocument,
CPDF_Dictionary* pPageDict,
diff --git a/core/fpdfapi/parser/cpdf_document.h b/core/fpdfapi/parser/cpdf_document.h
index 759dd682a6..5ee3c77bb5 100644
--- a/core/fpdfapi/parser/cpdf_document.h
+++ b/core/fpdfapi/parser/cpdf_document.h
@@ -45,6 +45,7 @@ class CPDF_Document : public CPDF_IndirectObjectHolder {
class Extension {
public:
virtual ~Extension() {}
+ virtual CPDF_Document* GetPDFDoc() const = 0;
virtual int GetPageCount() const = 0;
virtual void DeletePage(int page_index) = 0;
};