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author | Tom Sepez <tsepez@chromium.org> | 2018-07-02 23:08:53 +0000 |
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committer | Chromium commit bot <commit-bot@chromium.org> | 2018-07-02 23:08:53 +0000 |
commit | c9aa2f8bfdf74ffae633c7bb1a4d908dda9caed5 (patch) | |
tree | d7e5045ac8add9395b2a62242fbdee0eecfd8bfb /core/fpdfapi/parser/cpdf_document.h | |
parent | 555b41aebe002918c806a8239dcab9ec2c032252 (diff) | |
download | pdfium-c9aa2f8bfdf74ffae633c7bb1a4d908dda9caed5.tar.xz |
Virtualize Observable<T>::ObservedPtr::OnDestroy() for CPDF_Avail cleanup
This enables more complicated cleanup when an observed object
is destroyed. Use it to make documents observable and to allow
the CPDF_Avail to cleanup without the need for intermediate class.
Change-Id: I3a8e758b7ff542e0a58710eff1ac8017205cbd45
Reviewed-on: https://pdfium-review.googlesource.com/36373
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'core/fpdfapi/parser/cpdf_document.h')
-rw-r--r-- | core/fpdfapi/parser/cpdf_document.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/core/fpdfapi/parser/cpdf_document.h b/core/fpdfapi/parser/cpdf_document.h index 401f37d0cf..a40993da17 100644 --- a/core/fpdfapi/parser/cpdf_document.h +++ b/core/fpdfapi/parser/cpdf_document.h @@ -18,6 +18,7 @@ #include "core/fpdfapi/parser/cpdf_object.h" #include "core/fpdfapi/parser/cpdf_parser.h" #include "core/fpdfdoc/cpdf_linklist.h" +#include "core/fxcrt/observable.h" #include "core/fxcrt/retain_ptr.h" class CFX_Font; @@ -40,7 +41,8 @@ class JBig2_DocumentContext; #define FPDFPERM_FILL_FORM 0x0100 #define FPDFPERM_EXTRACT_ACCESS 0x0200 -class CPDF_Document : public CPDF_Parser::ParsedObjectsHolder { +class CPDF_Document : public Observable<CPDF_Document>, + public CPDF_Parser::ParsedObjectsHolder { public: // Type from which the XFA extension can subclass itself. class Extension { |