BrowserDB.C

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void BrowserDB(const char *hname)
{
        TH1 *histo;
        
        if ( gSystem->Load("libGWTOOLS.so") < 0 ) 
                { cout << "libGWTOOLS.so is needed to display " << hname << endl; return; }
        
        Gw::HistoDB hdb; TString t = hname;
        
        if (t.EndsWith(".s"))   { // here the action for gpsi .. could be changed to THstack
                t.Prepend("gpsi:"); hdb.Open("tmp",t.Data()); hdb.ls();
        }
        if (t.EndsWith(".spe")) { // here the action for radware spectra
                // open a HistoDB system
                t = "rad:"; t += gSystem->WorkingDirectory(); hdb.Open("tmp",t.Data());
                
                // read the spectrum and display it
                TH1 *h=new TH1F(); h->SetName(hname); hdb >> (*h); if (h) { h->Draw(); gPad->Update(); }
        }
        if (t.EndsWith(".eg")) { // here the action for midas spectra
                // open a HistoDB system
                t = "eg:"; t += gSystem->WorkingDirectory(); hdb.Open("tmp",t.Data());

                // read the spectrum and display it             
                histo = hdb.Get(hname); if (histo) { histo->Draw(); gPad->Update(); }
        }       
}