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| author | Paul Gardiner <paul.gardiner@artifex.com> | 2013-09-24 16:56:08 +0100 |
|---|---|---|
| committer | Paul Gardiner <paul.gardiner@artifex.com> | 2013-09-24 16:56:08 +0100 |
| commit | aa8bf97eb104986fae3245bc675bd50dded01804 (patch) | |
| tree | 4c2b67e31aacf9ee508b997bc02b5bb9694e0077 /platform/ios/Classes/MuPageView.m | |
| parent | 32b292944f3a99edaaf40fa00265d0276f8e0346 (diff) | |
| download | mupdf-aa8bf97eb104986fae3245bc675bd50dded01804.tar.xz | |
iOS: use ObjC-level ref counting to control lifetime of fz_document
With the latest version if iOS, timing changes were causing crashes
during close down of a MuDocumentController. This change isolates
us from those changes.
Diffstat (limited to 'platform/ios/Classes/MuPageView.m')
| -rw-r--r-- | platform/ios/Classes/MuPageView.m | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/platform/ios/Classes/MuPageView.m b/platform/ios/Classes/MuPageView.m index 53fe79b9..6fa17f54 100644 --- a/platform/ios/Classes/MuPageView.m +++ b/platform/ios/Classes/MuPageView.m @@ -113,11 +113,12 @@ static UIImage *renderTile(fz_document *doc, fz_page *page, CGSize screenSize, C @implementation MuPageView -- (id) initWithFrame: (CGRect)frame document: (fz_document*)aDoc page: (int)aNumber +- (id) initWithFrame: (CGRect)frame document: (MuDocRef *)aDoc page: (int)aNumber { self = [super initWithFrame: frame]; if (self) { - doc = aDoc; + docRef = [aDoc retain]; + doc = docRef->doc; number = aNumber; cancel = NO; @@ -152,12 +153,13 @@ static UIImage *renderTile(fz_document *doc, fz_page *page, CGSize screenSize, C dispatch_async(dispatch_get_main_queue(), ^{ [block_self dealloc]; }); } else { __block fz_page *block_page = page; - __block fz_document *block_doc = doc; + __block fz_document *block_doc = docRef->doc; dispatch_async(queue, ^{ if (block_page) fz_free_page(block_doc, block_page); block_page = nil; }); + [docRef release]; [linkView release]; [hitView release]; [tileView release]; |