[Interest] How to get instance of qml singleton on C++ side

[Лагнер, Сергей]

Hi

It's exactly what I need.
I thought about such solution but compile new component,
create instance of it... seems like huge amount of extra work.
And it is kind of tricky. I was hoping the other way exists.

But thank you anyway.

2018-01-14 16:41 GMT+07:00 Ben Lau <xbenlau at gmail.com>:

>
> You may take this piece of code as an example:
>
> https://github.com/benlau/quickflux/blob/master/qfappdispatcher.cpp#L51
>
> On 14 January 2018 at 17:09, Лагнер, Сергей <developer at lagner.ru> wrote:
>
>> Hello all.
>> I have two classes registered as qml singletons.
>>
>>
>> QObject * First::create(QQmlEngine*, QJSEngine*) {
>> return new First();
>> }
>>
>> QObject * Second::create(QQmlEngine*, QJSEngine*) {
>> return new Second();
>> }
>>
>> qmlRegisterSingletonType<First>("com.example", 1, 0, "First",
>> &First::create);
>> qmlRegisterSingletonType<Second>("com.example", 1, 0, "Second",
>> &Second::create);
>>
>>
>>
>> Now I'd like to have an access to one of them from another.
>> For example
>>
>> void Second::method() {
>> // I need First * instance here
>> }
>>
>> Is there any way to get qml singleton instance on C++ side, from
>> QQmlEngine or something?
>>
>> ---
>> Have a nice day.
>> Sergey
>>
>> _______________________________________________
>> Interest mailing list
>> Interest at qt-project.org
>> http://lists.qt-project.org/mailman/listinfo/interest
>>
>>
>
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