[Lazarus] Fix for bug in TTabcontrol/TPageControl/TNotebook
vincent.snijders at gmail.com
Wed Nov 5 12:28:45 CET 2008
2008/11/5 Michael Van Canneyt <michael at freepascal.org>:
> On Wed, 5 Nov 2008, Vincent Snijders wrote:
>> 2008/11/4 Michael Van Canneyt <michael at freepascal.org>:
>> > Hi,
>> > The TNBPages(TStrings) class does not implement the GetObect and PutObject
>> > calls of TStrings correctly.
>> > That is, If I do a
>> > MyNoteBook.Pages.AddObject('SomeString',SomeObject);
>> > the SomeObject is simply lost. (logical, PutObject is not implemented)
>> > Instead, the MyNoteBook.Pages.Objects returns a reference to the
>> > TCustomPage used by the notebook. This is of course horribly wrong :(
>> > It's easy enough to fix this by correctly implementing TNBPages.PutObject
>> > and fixing TNBPages.GetObject. I can do this, but before I do this, I would
>> > like to know if there is LCL code that relies on the fact that
>> > Pages.Objects return references to the actual TCustomPage instances ?
>> I don't know. A quick scan indicates that this is not the case.
> So I can go ahead and fix the actual bug ?
Yes, and if it breaks something, we can try to fix that.
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