On Tue, May 6, 2014 at 10:29 AM, Mostafa Alizadeh <m.alizade...@gmail.com>wrote:
> hello everybody,
>
> I wanted to use constellation plot of gnuradio in my top block in c++. I
> actually use qtcreator in ubuntu and gnuradio 3.7.3. After I found out that
> I must add "-lgnuradio-qtgui" to the .pro file of qtcreator for using qtgui
> of gnuradio, I ran the program but it didn't open any GUI!!!
>
> my code is like this :
>
>
> /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
> #include <gnuradio/qtgui/const_sink_c.h>
>
> #include <QtGui/QApplication>
> #include <qapplication.h>
> #include <QWidget>
>
> using namespace gr;
>
> int main()
> {
> // some blocks here ....
>
> qtgui::const_sink_c::sptr constellation =
> qtgui::const_sink_c::make(10, "constellation", 1, NULL);
>
> // some connections ....
>
> tb->run();
>
> return 0;
> }
>
>
> /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
>
> What is the problem!? Why I can't see any GUI?
>
>
> best
>
You haven't don't anything to get the qApplication and start it.
Tom
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