Thanks for the reply! I looked at the gtqui_freq_sink_X blocks and they do not offer this functionality in my version of gnuradio. Must have been put in a newer version of gnuradio.
On Sun, Oct 4, 2015 at 5:10 AM Tom Rondeau <t...@trondeau.com> wrote: > On Mon, Sep 28, 2015 at 11:12 PM, Jeremy Butler <oddballbut...@gmail.com> > wrote: > >> Hello, this is my first post to the mailing list! Thanks in advance for >> taking the time to help me out! >> >> I'm using gnuradio v3.7.6git and Ubuntu 12.04 >> >> I am having issues with the "Clicked Freq Variable" option in the >> qtgui_sink block in GRC. If I understand this correctly, it should >> basically act just as the "Freq Set Varname" option of the WX GUI FFT Sink. >> >> The qtgui_sink block doesn't seem to be changing the variable that I put >> into this option when I click or double click on the frequency graph. >> >> I've attached a small GRC flowgraph to illustrate the issue. I would >> expect the label to change every time that I click on the frequency graph. >> >> I've looked into the source code a little bit and done some debugging and >> I've found that it doesn't seem like the plotPointSelected signal is even >> being emitted, or if it is, it isn't being captured and the appropriate >> callback is not being called to update the variable. >> >> I'm at a loss now. Any help would be greatly appreciated! >> >> Thank you all for your time! >> > > Jeremy, > > The qtgui_sink_X blocks don't have this functionality built in. Instead, > you'll want to use the qtgui_freq_sink_X blocks for this purpose. > > The general qtgui_sink blocks need a lot of rework to pull in the new > features that are currently available in the other stand-alone blocks. > > Tom > >
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