[Interest] QObject::connect returns true, but the connection does not work

Ch'Gans chgans at gna.org
Wed Feb 22 21:31:09 CET 2017


On 23 February 2017 at 09:08, Alexander Dyagilev <alervdvcw at gmail.com> wrote:
> I think it would be a good idea to mention about this in the QSharedPointer
> docs....

>
>
>
> On 2/22/2017 11:07 PM, Alexander Dyagilev wrote:
>>
>> I googled; ok, it's a QSharedPointer.
>>
>>
>> https://forum.qt.io/topic/6148/qsharedpointer-userdatatype-as-signal-slot-parameters/5
>>
>> Works fine now.
>>
>> I.e:
>>
>> "I think you need to register them. Make a typedef for
>> QSharedPointer<UserDataType>, and use both Q_DECLARE_METATYPE as well as
>> qRegisterMetaType() to register it for use."
>>
>>
>> On 2/22/2017 10:33 PM, Alexander Dyagilev wrote:
>>>
>>> Why?
>>>
>>> emit is called; slot is NOT called.
>>>
>>> I use QSharedPointer<MyDataType> in slot/signal.
>>>
>>> MyDataType is a struct declared as metatype.
>>>
>>
>
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