Very helpful. Thanks.
Paul On Wed, Dec 14, 2011 at 1:30 AM, Eric Seidel <[email protected]> wrote: > OwnPtr holds a pointer and calls "delete" on that pointer when it goes > out of scope. > Just like RefPtr, you can .release() the pointer from an OwnPtr, into > a PassRefPtr. > PassOwnPtr functions similarly to an OwnPtr (in that it will delete > its pointer when it goes out of scope) > except when you assign a PassOwnPtr to another OwnPtr it gives up its > pointer (.release()s itself). > > Think of OwnPtr like RefPtr, except for singularly-owned objects > instead of reference-counted objects. > Think of PassOwnPtr as OwnPtr's analog to PassRefPtr. > > See the original files for more information: > > > http://trac.webkit.org/browser/trunk/Source/JavaScriptCore/wtf/OwnArrayPtr.h > > http://trac.webkit.org/browser/trunk/Source/JavaScriptCore/wtf/OwnFastMallocPtr.h > http://trac.webkit.org/browser/trunk/Source/JavaScriptCore/wtf/OwnPtr.h > > http://trac.webkit.org/browser/trunk/Source/JavaScriptCore/wtf/OwnPtrCommon.h > > http://trac.webkit.org/browser/trunk/Source/JavaScriptCore/wtf/PassOwnArrayPtr.h > http://trac.webkit.org/browser/trunk/Source/JavaScriptCore/wtf/PassOwnPtr.h > http://trac.webkit.org/browser/trunk/Source/JavaScriptCore/wtf/PassRefPtr.h > http://trac.webkit.org/browser/trunk/Source/JavaScriptCore/wtf/PassTraits.h > > On Tue, Dec 13, 2011 at 3:18 AM, Paul Hsu <[email protected]> wrote: > > Hi all, > > > > I'm a newbie in webkit development. > > > > I found a great article about 'RefPtr and PassRefPtr' here. > > http://www.webkit.org/coding/RefPtr.html > > > > But there's no document about 'OwnPtr and PassOwnPtr'. > > > > I would like to ask what's the difference RefPtr and OwnPtr? > > > > How to use OwnPtr and PassOwnPtr? > > > > Need your help. > > > > -- > > Paul Hsu > > [email protected] > > > > _______________________________________________ > > webkit-dev mailing list > > [email protected] > > http://lists.webkit.org/mailman/listinfo.cgi/webkit-dev > > > -- 許伯鈞(Paul Hsu) [email protected]
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