source: trunk/MagicSoft/Mars/showplot.cc@ 4751

#include <TROOT.h>
#include <TClass.h>
#include <TGClient.h>
#include <TApplication.h>

#include "MLog.h"
#include "MLogManip.h"

#include "MArgs.h"

#include "MStatusDisplay.h"

using namespace std;

static void StartUpMessage()
{
    //                1         2         3         4         5
    //       12345678901234567890123456789012345678901234567890
    gLog << endl;
    gLog << "showplot --- Mars V" << MARSVER << " compiled on <" << __DATE__ << "> using ROOT v" << ROOTVER << endl;
    gLog << endl;
}

static void Usage()
{
    //                1         2         3         4         5         6         7         8
    //       12345678901234567890123456789012345678901234567890123456789012345678901234567890
    gLog << all << endl;
    gLog << "Sorry the usage is:" << endl;
    gLog << " showplot filename" << endl << endl;
    gLog << "Description:" << endl;
    gLog << " Use showplot to display a MStatusArray in an MStatusDisplay." << endl;
    gLog << " MStatusArrays are typically written by programs showing data" << endl;
    gLog << " check plots, like callisto." << endl;
    gLog << endl;
}

int main(int argc, char **argv)
{
    StartUpMessage();

    //
    // Evaluate arguments
    //
    MArgs arg(argc, argv);

    if (arg.HasOnly("-?") || arg.HasOnly("-h") || arg.HasOnly("--help"))
    {
        Usage();
        return -1;
    }

    //
    // check for the right usage of the program
    //
    if (arg.GetNumArguments()!=1)
    {
        Usage();
        return -1;
    }

    const TString kInput = arg.GetArgumentStr(0);

    TApplication app("Callisto", &argc, argv);
    if (gROOT->IsBatch() || !gClient)
    {
        gLog << "Bombing... maybe your DISPLAY variable is not set correctly!" << endl;
        return 1;
    }

    //
    // Update frequency by default = 1Hz
    //
    MStatusDisplay *d = new MStatusDisplay;

    // From now on each 'Exit' means: Terminate the application
    d->SetTitle(kInput);
    d->Open(kInput);

    // From now on each 'Close' means: Terminate the application
    d->SetBit(MStatusDisplay::kExitLoopOnClose);

    // Wait until the user decides to exit the application
    app.Run(kFALSE);
    return 0;
}