Re: [ROOT] Gui help

From: Fons Rademakers (Fons.Rademakers@cern.ch)
Date: Thu Jun 13 2002 - 18:14:11 MEST


Hi Luca,

  for this to work on XP use the win32gdk version of ROOT. The default
version does not support the GUI yet.

Cheers, Fons.



On Thu, 2002-06-13 at 18:07, Luca Di Fino wrote:
> Hi ROOTers,
> I tried to compile the example below, with Visual C++ 6 on Windows XP.
> I succedeed in compiling and building the app, but I get an error when
> running the file.
> Do you know what the problem is?
> It is my problem in compiling or is there some error in the code?
> Thanks, 
> Luca
> 
> _________________________________________
> Luca Di Fino - luca.difino@roma2.infn.it
> University of Rome Tor Vergata and INFN Roma 2
> Via della Ricerca Scientifica 1
> I-00133 Rome Italy
> Phone: +39 06 7259 4502
> _________________________________________
> 
> >Hi Bill,
> >
> >   try this small app. Save as canvas.cxx and compile using:
> >g++ `root-config --cflags --glibs` -o canvas canvas.cxx
> >
> >//-------------------------------------------------------------
> >#include <TApplication.h>
> >#include <TGButton.h>
> >#include <TRootEmbeddedCanvas.h>
> >
> >int main()
> >{
> >   // Create application environment
> >   TApplication app("test", 0, 0);
> >
> >
> >   // Create main frame
> >   TGMainFrame mf(gClient->GetRoot(), 100, 100);
> >
> >   // Create embedded canvas and add to main frame, centered in x and y
> and 
> >   // with 30 pixel margins all around
> >   TRootEmbeddedCanvas *c = new TRootEmbeddedCanvas("Canvas", &mf, 600,
> 400);
> >   mf.AddFrame(c, new TGLayoutHints(kLHintsCenterX | kLHintsCenterY,
> >                                    30, 30, 30, 30));
> >
> >   // Create button and add to main frame, centered in x and with 30
> >   // pixel margin at bottom, when button is clicked terminate program
> >   TGButton *b = new TGTextButton(&mf, "Quit");
> >   b->SetCommand("gApplication->Terminate()");
> >   mf.AddFrame(b,new TGLayoutHints(kLHintsCenterX, 0, 0, 0, 30));
> >
> >   // Set main frame name, map sub windows (button), initialize layout
> >   // algorithm via Resize() and map main frame 
> >   mf.SetWindowName("Test");
> >   mf.MapSubwindows();
> >   mf.Resize(mf.GetDefaultSize());
> >   mf.MapWindow();
> >
> >   // enter application event loop
> >   app.Run();
> >
> >   return 0;
> >}
> >//--------------------------------------------------
> >
> >
> >
> >
> >Cheers, Fons.
> >
> >
> >
> >
> >On Friday 04 January 2002 18:31, William Hanlon wrote:
> >> Hi,
> >>
> >> Thanks for your suggestions, but perhaps I should been more
> >> specific. When I said using the ROOT gui classes I meant the TG*
> >> classes (e.g. TGMainFrame, TGCanvas, etc) in a standalone program. I
> >> have been using $ROOTSYS/test/guitest.cxx and $ROOTSYS/guiviewer.cxx
> >> mainly as examples to follow. Both are good, but have many buttons
> and
> >> other widgets stuck in them. I would like to start with the most
> basic
> >> program that just has a drawable canvas (no other widgets) to get my
> >> feet wet. After that I think I could piece together how to add more
> >> widgets using the examples listed above.
> >>
> >> Thanks,
> >> Bill
> >
> >-- 
> >Org:    CERN, European Laboratory for Particle Physics.
> >Mail:   1211 Geneve 23, Switzerland
> >E-Mail: Fons.Rademakers@cern.ch              Phone: +41 22 7679248
> >WWW:    http://root.cern.ch/~rdm/            Fax:   +41 22 7679480
> 
-- 
Org:    CERN, European Laboratory for Particle Physics.
Mail:   1211 Geneve 23, Switzerland
E-Mail: Fons.Rademakers@cern.ch              Phone: +41 22 7679248
WWW:    http://root.cern.ch/~rdm/            Fax:   +41 22 7679480



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