I strongly hope we can resolve this problem in a not too distant future.
Rene Brun
Peter Lipa wrote:
>
> Hi Rooters,
>
> I couldn't figure out how to get started with an interpreted GUI on WinNT.
>
> Neither the macro given on roottalk (copied below)
> (http://root.cern.ch/cgi-bin/print_hit_bold.pl/root/roottalk/roottalk98/0388
> .html?GUI#first_hit)
> by (Radovan Chytracek (Radovan.Chytracek@cern.ch) Fri, 13 Mar 1998 01:05:07
> +0100 (MET) )
> nor the macrofied version of Fons Rademakers GUI example (newgui.html) work
> in my version (root 2.21/08 on WinNT4/SP3).
> The problem seems to be that no global gClient object exists.
> When I try the first line of the macro guitest0() on the command line (right
> after a fresh start of
> root) I get:
>
> root [1] TGMainFrame *mf = new TGMainFrame(gClient->GetRoot(),50,50)
> Error: illegal pointer to class object gClient 0x0 0 FILE:C:\TEMP\60 LINE:1
> *** Interpreter error recovered ***
>
> if I try to create a gClient object by hand, I get a segfault with error
> mess:
>
> root [0] TGClient *gClient = new TGClient()
> Warning in <TGMimeTypes::TGMimeTypes>: error opening mime type file
> C:\root/icon
> s/root.mimes
> Error in <TGClient::GetFontByName>: couldn't retrieve
> font -adobe-helvetica-medi
> um-r-*-*-12-*-*-*-*-*-iso8859-1 nor backup font "fixed"
> Error in <TGClient::GetFontByName>: couldn't retrieve
> font -adobe-helvetica-bold
> -r-*-*-12-*-*-*-*-*-iso8859-1 nor backup font "fixed"
> Error in <TGClient::GetFontByName>: couldn't retrieve
> font -adobe-helvetica-medi
> um-r-*-*-10-*-*-*-*-*-iso8859-1 nor backup font "fixed"
> Error in <TGClient::GetFontByName>: couldn't retrieve
> font -adobe-courier-medium
> -r-*-*-12-*-*-*-*-*-iso8859-1 nor backup font "fixed"
>
> I'd like to note that everything else seems to work OK (i.e the COMPILED
> test examples
> hello.cxx and Aclock.cxx work fine).
>
> There has been an answer to the same question on rootalk
> (http://root.cern.ch/root/roottalk/roottalk98/0954.html) by
> Fons Rademakers (Thu, 04 Jun 1998 20:04:32 +0200 )
> and says:
> "Since I've been getting quite a number of questions on how to use the
> new ROOT GUI classes via the interpreter, I've made an example showing
> an InputDialog class that can be used to prompt for either strings,
> integers and floats. ...
> Get the file ftp://root.cern.ch/root/dialogs.C. It contains detailed
> instructions on how to use it."
>
> I was not able to find that test file. Where did it go???
> Is there ANY docu for using GUI under windows at all??
> (the guitest.cxx in the test direcory does NOT work and is therefore
> disabled.)
>
> Also the link "Graphical User Interface (Win32) Classes "on the
> "Root Class Categories" page of the ROOT website is apparently broken
> (accidentally?).
>
> Any help to get started with a CINT gui on WinNT would be deeply
> appreciated.....
>
> Thanks in advance
> Peter
>
> file://---------------------------------------------------------------------
> ------------------------------------------------
> #include <iostream.h>
>
> int guitest0(){
>
> TGMainFrame *rMFrm = new TGMainFrame(gClient->GetRoot(), 50, 50);
>
> TGCompositeFrame *rCFrm =
> new TGCompositeFrame(rMFrm, 50, 50, kHorizontalFrame|kSunkenFrame );
> TGButton *rPBut =
> new TGPictureButton( rMFrm, gClient->GetPicture("beeravatar.xpm"),
> "rAction();", 1);
>
> rPBut->Associate(rMFrm);
>
> rCFrm->AddFrame(rPBut, new TGLayoutHints(kLHintsExpandX|kLHintsExpandY));
> rMFrm->AddFrame(rCFrm, new TGLayoutHints(kLHintsExpandX|kLHintsExpandY));
> rMFrm->SetWindowName("First Rado's ROOT GUI");
> rMFrm->MapSubwindows();
> rMFrm->Resize(rMFrm->GetDefaultSize());
> rMFrm->MapWindow();
>
> return 0;
> }
>
> void rAction() {
> cout << "Pushed..." << endl;
> }
>
> ****************************************************************************
> Peter Lipa, PhD e-mail: lipa@nsma.arizona.edu
> Arizona Research Labs - Neural Systems, Memory and Aging
> University of Arizona
> Life Sciences North Bldg, Room 384; Phone: (520) 626-3101
> Tucson, AZ 85724-5115 Fax: (520) 626-2618
> ****************************************************************************