Em sex 14 fev 2014, às 10:50:38, Graham Labdon escreveu:
> Hi
> In my application I have a class name as a string
> This is the name of a class derived from QObject.
> Now what I would like to do is the get metaObject for this class from the
> string
>
> Is this at all possible?
Yes, sure.
Just
On Friday, February 14, 2014 10:02:29 you wrote:
> > QMetaType::metaObjectForType is not documented.
> >
>
> http://qt-project.org/doc/qt-5/qmetatype.html#metaObjectForType
Ok then, it is documented :). My grep was wrong.
> It was introduced in Qt 5.0.
Yes. I wrote it.
Thanks,
--
Stephen Ke
>
> QMetaType::metaObjectForType is not documented.
>
> http://qt-project.org/doc/qt-5/qmetatype.html#metaObjectForType
It was introduced in Qt 5.0.
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On Friday, February 14, 2014 09:21:20 Keith Gardner wrote:
> class Foo : public QObject
> {
> ...
> };
> Q_DECLARE_METATYPE(Foo*)
This is not needed.
>
> const char *string = "Foo";
> const QMetaObject* metaObject =
> QMetaType::metaObjectForType(QMetaType::type(string));
>
> I haven't tri
Ok Thanks
From: Keith Gardner [mailto:kreios4...@gmail.com]
Sent: 14 February 2014 15:21
To: Jason H
Cc: Graham Labdon; interest@qt-project.org
Subject: Re: [Interest] metaObject from class name
If you register the class with QMetaType with Q_DECLARE_METATYPE(Class*), you
can then call
If you register the class with QMetaType with Q_DECLARE_METATYPE(Class*),
you can then call QMetaType::type("Class"). With the returned int, you can
then call QMetaType::metaObjectForType(integer). I think this is what you
are looking for.
class Foo : public QObject
{
...
};
Q_DECLARE_METATY
I'm not 10% udnerstanding your intentions, but this might help. You can create
any QObject through QMetaObject by the class name, then get the meta object for
the created object. Look at QMetaObject::newInstance(..)
You need a "class factory" design pattern.
Here is an example:
http://www.ics.c
On Fri, Feb 14, 2014 at 4:20 PM, Graham Labdon <
graham.lab...@avalonsciences.com> wrote:
>
> Hi
> In my application I have a class name as a string
> This is the name of a class derived from QObject.
> Now what I would like to do is the get metaObject for this class from the
> string
>
> Is this
