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VisRootBrowser.cc

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//<<<<<< INCLUDES                                                       >>>>>>

#include "VisRoot/VisRootBrowser/interface/VisRootBrowser.h"
#include "VisRoot/VisRootModel/interface/VisRootModel.h"
#include "VisRoot/VisRootModel/interface/VisRootRep.h"
#include "Iguana/Framework/interface/IgState.h"
#include "Iguana/Framework/interface/IgRep.h"
#include "Iguana/Framework/interface/IgRepSet.h"
#include "Iguana/Framework/interface/IgRepresentable.h"
#include "Iguana/Framework/interface/IgSelectionService.h"
#include "Iguana/Framework/interface/IgSelectionMessage.h"
#include "Iguana/Studio/interface/IgQtSite.h"
#include <classlib/utils/DebugAids.h>
#include <classlib/utils/Callback.h>
#include <TQtWidget.h>
#include <qmessagebox.h>
#include <qlayout.h>
#include <qsize.h>

//<<<<<< PRIVATE DEFINES                                                >>>>>>
//<<<<<< PRIVATE CONSTANTS                                              >>>>>>
//<<<<<< PRIVATE TYPES                                                  >>>>>>
//<<<<<< PRIVATE VARIABLE DEFINITIONS                                   >>>>>>
//<<<<<< PUBLIC VARIABLE DEFINITIONS                                    >>>>>>
//<<<<<< CLASS STRUCTURE INITIALIZATION                                 >>>>>>
//<<<<<< PRIVATE FUNCTION DEFINITIONS                                   >>>>>>
//<<<<<< PUBLIC FUNCTION DEFINITIONS                                    >>>>>>
//<<<<<< MEMBER FUNCTION DEFINITIONS                                    >>>>>>

const char *
VisRootBrowser::catalogLabel (void)
{ return "Root"; }

QWidget *
VisRootBrowser::initialise (IgState */*state*/, IgSite *site)
{
    // Return the magic intermediate widget parent to manage geometry.
    QWidget *w = new QWidget (IgQtSite::hostFrom (site));
    (new QVBoxLayout (w))->setAutoAdd (true);
    QSize size = IgQtSite::hostFrom (site)->size();
    if (size.width () > 1)
        w->resize (size);
    w->show ();
    
    return w;
}

VisRootBrowser::VisRootBrowser (IgState *state, 
                                IgSite *site, 
                                VisRootModel */*model*/)
    : TQtWidget (initialise (state, site)),
      m_state (state),
      m_site (site),
      m_model (0)
{
    if (!m_model)
        m_model = new VisRootModel (state);

    m_model->canvas (this->Canvas ());
    
    ASSERT (IgSelectionService::get (m_state));
    IgSelectionService::get (m_state)
        ->add (lat::CreateCallback (this, &VisRootBrowser::selectMessage));

    VisRootModel::Dispatcher *modelDispatcher = 
        m_model->dispatcher (VisRootModel::ModelChanged);
    
    ASSERT (modelDispatcher);
 
    modelDispatcher
        ->add (lat::CreateCallback (this, &VisRootBrowser::modelChanged));
    this->size ();
    
    show ();    
}

void 
VisRootBrowser::browse (IgRepresentable *object)
{
    // FIXME: can we just depend on model change event?
    VisRootRep *rep = dynamic_cast <VisRootRep *> (
        IgRepSet::lookup (object, m_model, true));
    ASSERT (rep);
}

void
VisRootBrowser::selectMessage (IgSelectionMessage message)
{
    // Selection message arrived.
    // We get the RootRep associated to the selection and 
    // we change the color of the associated DataRep.
    VisRootRep *selectedRep = ! message.context () ? 0
                              : dynamic_cast<VisRootRep *>
                              (IgRepSet::lookup (message.context (), 
                                                 m_model, 
                                                 true));
    (void) selectedRep;    
}

void
VisRootBrowser::modelChanged (VisRootModelEvent event)
{ 
    VisRootModel *model = event.source ();
    ASSERT (model);
}

void
VisRootBrowser::print (void)
{ 
    QMessageBox::warning (0, 
                          "Warning", 
                          "Printing for the ROOT view is not implemented yet.");
}

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