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IgStudioDriver Class Reference

#include <Iguana/Studio/interface/IgStudioDriver.h>

Inheritance diagram for IgStudioDriver:

List of all members.

Public Member Functions
	IgStudioDriver (IgState *state)
virtual IgSite *	mainSite (void) const
virtual QWidget *	mainWindow (void) const
virtual int	run (void)
	Run the application.
virtual IgState *	state (void) const
Static Public Member Functions
static const char *	catalogLabel (void)
Protected Member Functions
virtual void	loadSettings (void)
virtual void	setupMainWindow (void)
virtual bool	setupSession (QString sessionType)
Private Member Functions
std::vector< std::string >	getAliases (const std::string &name, const std::string &type)
Private Attributes
IgSite *	m_mainSite
QWidget *	m_mainWindow
IgStudioSetupExtension *	m_setup
IgState *	m_state

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Detailed Description

Definition at line 25 of file IgStudioDriver.h.

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Constructor & Destructor Documentation

IgStudioDriver::IgStudioDriver

(

IgState *

state

)

Definition at line 74 of file IgStudioDriver.cc.

References ASSERT, IgExtensionDB::get(), and m_state.

    : m_state (state),
      m_setup (0),
      m_mainSite (0),
      m_mainWindow (0)
{
    ASSERT (m_state);
    IgExtensionDB::get ()->create ("Services/Global/Config", m_state);
}

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Member Function Documentation

const char * IgStudioDriver::catalogLabel

(

void

)

[static]

Definition at line 71 of file IgStudioDriver.cc.

{ return "IGUANA"; }

std::vector< std::string > IgStudioDriver::getAliases	(	const std::string &	name,
		const std::string &	type
	)			[private]

Definition at line 394 of file IgStudioDriver.cc.

References index.

Referenced by setupSession().

{
  std::vector<std::string> aliases;
  if (name.substr (0, type.length ()) != type){ return aliases; }
  QString substr (&name[type.length ()]);
  QRegExp search (";\\s+");
  while (!substr.isEmpty ())
  {
    int index = substr.find(search);
    if (index == 0)
    { substr = substr.mid (index+search.matchedLength ()); }
    else if (index > 0)
    {
      aliases.push_back (substr.left (index).latin1());
      substr = substr.mid (index+search.matchedLength ());
    }
    else
    {
      aliases.push_back (substr.latin1());
      substr="";
    }
  }
  return aliases;
}

void IgStudioDriver::loadSettings

(

void

)

[protected, virtual]

Definition at line 188 of file IgStudioDriver.cc.

Referenced by run().

{
    // FIXME: load parameters and environment settings, preferences
}

IgSite * IgStudioDriver::mainSite

(

void

)

const [virtual]

Definition at line 85 of file IgStudioDriver.cc.

References m_mainSite.

Referenced by IgOIVExtension::setup().

{ return m_mainSite; }

QWidget * IgStudioDriver::mainWindow

(

void

)

const [virtual]

Definition at line 89 of file IgStudioDriver.cc.

References m_mainWindow.

Referenced by IgDocument::setName().

{ return m_mainWindow; }

int IgStudioDriver::run

(

void

)

[virtual]

Run the application.

Returns:

Program exit code, like main would.

Implements IgDriver.

Definition at line 97 of file IgStudioDriver.cc.

References arg, IgArgsElement::arg(), IgArgsElement::args(), IgArgsElement::argv(), dbtoconf::conf, aod_PYTHIA_cfg::fileName, IgArgsElement::find(), DBSPlugin::get(), IgEnvsElement::getEnv(), IgConfigElement::getValue(), loadSettings(), m_setup, m_state, setupMainWindow(), and setupSession().

{
    // Qt scales screen fonts by point size (1/72 inches), not pixel
    // size; the default is 12pt Helvetica.  To get pixel size font,
    // the point size is scaled by the real monitor resolution if it
    // is known.  Thus, on a 100 DPI screen (when correctly reported
    // by X) Qt will use 16-pixel fonts.  I don't know about you but
    // on my screen that just looks plain ugly, so we just tell Qt to
    // ignore to X11 on monitor resolution.
    //
    // You should also make sure you do not have ISO 10646 (Unicode)
    // fonts installed on your X11 server, at least not before any of
    // the normal fonts (at least as of Qt 3.0.1).  They tend to have
    // much larger vertical size (e.g. 20 vs. 15 pixels), presumably
    // to accommodate complex scripts like ideographs.  We don't use
    // any such characters in the GUI, so things look quite odd.
    // (FIXME: Alternatively tell Qt to not use the 10646 variants of
    // the fonts -- can we?)
#if !defined WIN32 && !defined QT_MACOSX_VERSION
    if (! ::getenv ("IGUANA_KEEP_X11_RESOLUTION"))
    {
        QPaintDevice::x11SetAppDpiX (72);
        QPaintDevice::x11SetAppDpiY (72);
    }
#endif //WIN32

    // Initialise Qt
    IgArgsElement       *args = IgArgsElement::get (m_state);
    IgEnvsElement       *envs = IgEnvsElement::get (m_state);
    IgConfigElement     *conf = IgConfigElement::get (m_state);
    QApplication        qapp (args->args (), args->argv ());
    QApplication::setOverrideCursor (Qt::waitCursor);
    
    // Show splash screen
    QSplashScreen *splash = new QSplashScreen(QPixmap (IGUANA_SPLASH));
    splash->show();

    // Load environment
    // and update message on the splash screen
    loadSettings ();
    splash->message ("Loaded settings");
    qApp->processEvents ();    

    // Setup main window
    // and update message on the splash screen
    setupMainWindow ();
    splash->message ("Set up main window");
    qApp->processEvents ();    

    // Delete splash screen and restore cursor   
    splash->clear ();
    QApplication::restoreOverrideCursor ();
    delete splash;

    QString sessionType ("");
    std::string ext ("");
    
    std::vector<std::string> arg;
    arg.push_back ("--iguana-session");
    arg.push_back ("-is");
    
    if (args->find (arg, ext)
        || conf->getValue("/Iguana/Setup/Session", ext)
        || envs->getEnv ("IGUANA_SETUP", ext))
        sessionType = ext.c_str ();

    // Put CMSSW session as a default one if cfg or root file
    // is given as an argument
    if (sessionType.isEmpty () && (args->args () == 2))
    {
        std::string fileName (args->arg (1));
        if ((fileName.size () > 2 && fileName.substr (fileName.size () - 3) == ".py")
            || (fileName.size () > 3 && fileName.substr (fileName.size () - 4) == ".cfg") 
            || (fileName.size() > 4 && fileName.substr (fileName.size () - 5) == ".root"))
        {
            sessionType = "CMSSW";
        }
    }
    
    
    // Pick a session driver once we run  
    if (! setupSession (sessionType))
        return EXIT_FAILURE;

    // Run the application.  (FIXME: always in separate thread?)
    IgQtAppLoopService::get (m_state)->run ();
    delete m_setup;
    return EXIT_SUCCESS;
}

void IgStudioDriver::setupMainWindow

(

void

)

[protected, virtual]

Definition at line 194 of file IgStudioDriver.cc.

References ASSERT, dbtoconf::conf, DBSPlugin::get(), IgConfigElement::getValue(), IgImageIDs::IMAGE_ID_AUTO_PRINT, IgImageIDs::IMAGE_ID_CONTROL_CENTRE, IgImageIDs::IMAGE_ID_GRID, IgImageIDs::IMAGE_ID_HOME, IgImageIDs::IMAGE_ID_INVERSE, IgImageIDs::IMAGE_ID_ORTHO, IgImageIDs::IMAGE_ID_PERSPECTIVE, IgImageIDs::IMAGE_ID_PICK, IgImageIDs::IMAGE_ID_PRINT, IgImageIDs::IMAGE_ID_PRINT_DEFAULT_VIEWS, IgImageIDs::IMAGE_ID_SAVE_AS, IgImageIDs::IMAGE_ID_SEEK, IgImageIDs::IMAGE_ID_SET_HOME, IgImageIDs::IMAGE_ID_VIEW, IgImageIDs::IMAGE_ID_VIEW_ALL, IgImageIDs::IMAGE_ID_XZ_SMALL, IgImageIDs::IMAGE_ID_YX_SMALL, IgImageIDs::IMAGE_ID_YX_SMALL_COL, IgImageIDs::IMAGE_ID_YZ_SMALL, IgImageIDs::IMAGE_ID_ZOOM_MINUS, IgImageIDs::IMAGE_ID_ZOOM_PLUS, IgQtAppExtensions::install(), m_mainSite, m_mainWindow, m_state, IgQtAppImageService::registerImage(), IgQtSite::selfFrom(), IgConfigElement::setPrefix(), x, and y.

Referenced by run().

{
    // Set main window; set its window attributes early, it may pop up
    // at some point even though we haven't asked for it yet.  (FIXME:
    // set icon) (FIXME: set style only if no -style arg given!) (FIXME:
    // it's braindead to use sitedb to create the site, do it directly)
    m_mainSite = new IgQMainWindowSite (m_state, 0);
    m_mainWindow = IgQtSite::selfFrom (m_mainSite);
    qApp->setMainWidget (m_mainWindow);
#ifndef QT_MACOSX_VERSION // not on mac
    qApp->setStyle (new QWindowsStyle);
#endif

    IgQtAppExtensions::install (m_state, m_mainWindow);
    ASSERT (IgQtAppLoopService::get (m_state));

    // FIXME: Need a better way to setup state
    new IgSelectionService (m_state);
    new IgQtObjectMenuService (m_state);
    new IgQtAppActiveService (m_state);
    new IgDocumentDataManager (m_state);
    new IgModelManager (m_state);
    IgQtAppImageService *is = new IgQtAppImageService (m_state);
    is->registerImage (autoprint_xpm, IgImageIDs::IMAGE_ID_AUTO_PRINT);
    is->registerImage (fileprint, IgImageIDs::IMAGE_ID_PRINT);
    is->registerImage (filesave, IgImageIDs::IMAGE_ID_SAVE_AS);
    is->registerImage (control_centre_xpm, IgImageIDs::IMAGE_ID_CONTROL_CENTRE);
    is->registerImage (yz_small_xpm, IgImageIDs::IMAGE_ID_YZ_SMALL);    
    is->registerImage (yx_small_xpm, IgImageIDs::IMAGE_ID_YX_SMALL);    
    is->registerImage (xz_small_xpm, IgImageIDs::IMAGE_ID_XZ_SMALL);    
    is->registerImage (yx_small_col_xpm, IgImageIDs::IMAGE_ID_YX_SMALL_COL);    
    is->registerImage (inverse_xpm, IgImageIDs::IMAGE_ID_INVERSE);
    is->registerImage (zoom_plus_xpm, IgImageIDs::IMAGE_ID_ZOOM_PLUS);
    is->registerImage (zoom_minus_xpm, IgImageIDs::IMAGE_ID_ZOOM_MINUS);
    is->registerImage (grid_xpm, IgImageIDs::IMAGE_ID_GRID);
    is->registerImage (home_xpm, IgImageIDs::IMAGE_ID_HOME);
    is->registerImage (set_home_xpm, IgImageIDs::IMAGE_ID_SET_HOME);
    is->registerImage (ortho_xpm, IgImageIDs::IMAGE_ID_ORTHO);
    is->registerImage (perspective_xpm, IgImageIDs::IMAGE_ID_PERSPECTIVE);
    is->registerImage (view_all_xpm, IgImageIDs::IMAGE_ID_VIEW_ALL);
    is->registerImage (perspective_xpm, IgImageIDs::IMAGE_ID_PERSPECTIVE);
    is->registerImage (pick_xpm, IgImageIDs::IMAGE_ID_PICK);
    is->registerImage (view_xpm, IgImageIDs::IMAGE_ID_VIEW);
    is->registerImage (seek_xpm, IgImageIDs::IMAGE_ID_SEEK);
    is->registerImage (print_views_xpm, IgImageIDs::IMAGE_ID_PRINT_DEFAULT_VIEWS);
    
    IgConfigElement     *conf = IgConfigElement::get (m_state);
    ASSERT (conf);
    
    conf->setPrefix ("/Iguana/Setup");
    std::string caption("IGUANA");
    conf->getValue("Caption", caption);
    m_mainWindow->setCaption (caption.c_str());
    
    unsigned int x = 1000, y=760;
    conf->getValue("Size/X", x);
    conf->getValue("Size/Y", y);
    m_mainWindow->resize (x, y);

    // FIXME: add standard menu items like quit, ...
    // FIXME: add standard tool bar buttons

    // Now auto-load all other GUI extensions.
    ASSERT (IgPluginLoader::get (m_state));
    IgPluginLoader::get (m_state)->load (m_state, "Extensions/Qt GUI/", true);

    // Make it visible
    m_mainWindow->show ();
}

bool IgStudioDriver::setupSession

(

QString

sessionType

)

[protected, virtual]

Definition at line 265 of file IgStudioDriver.cc.

References arg, ASSERT, IgPluginFactory< I >::begin(), cmsPerfCommons::configs, hlt_scaler_cfg::critical, IgPluginFactory< I >::end(), IgExtensionDB::get(), getAliases(), i, prof2calltree::last, IgStudioSetup::m_configs, m_setup, m_state, prof2calltree::prefix, and dummy::select().

Referenced by run().

{
    // FIXME: Use own plug-in category
    ASSERT (! m_setup);

    std::string prefix ("Services/Studio/Session Types/");
    std::string preferred;
    
    // Build list of available session drivers (FIXME: remember last?)
    IgExtensionDB::Iterator ext = IgExtensionDB::get ()->begin ();
    IgExtensionDB::Iterator last = IgExtensionDB::get ()->end ();

    if (! sessionType.isEmpty ()) 
    {
        bool found = false;
        for ( ; (ext != last) && (!found); ++ext)
        {
          std::string fullname = (*ext)->name();
          std::vector<std::string> aliases = getAliases (fullname, prefix);
          
          for (unsigned int i = 0; i < aliases.size (); i++)
          {
            if (aliases [i] == sessionType.latin1() )
            {
              preferred = fullname;
              found = true;
              break;
            }
          }
        }
          
        if (!found)
        {
            QMessageBox::information (0, "IGUANA Setup", QString ("<p>IGUANA_SETUP environment variable"
                                                                  " is set to <b>\"%1\"</b>. This session type"
                                                                  " is not available.</p>"
                                                                  "<p>Please select one from the next setup"
                                                                  " page.").arg (sessionType));
            sessionType = "";
        }
    }

    if (sessionType.isEmpty ()) 
    {
        // Create the setup window
        IgStudioSetup *setup = new IgStudioSetup (qApp->mainWidget (), 0, true);
        QListBox          *configs = setup->m_configs;

        ext = IgExtensionDB::get ()->begin ();
        int select = 0;

        std::map <std::string , std::string> aliasesMap;
        for ( ; ext != last; ++ext)
        {
          std::string fullname = (*ext)->name();
          std::vector<std::string> aliases = getAliases (fullname, prefix);
          
          for(unsigned int i = 0; i < aliases.size (); i++)
            aliasesMap [aliases [i]] = fullname;
          
          if (aliases.size ())
          {
            configs->insertItem (aliases [0].c_str ());
            if (! preferred.empty () && fullname == preferred)
              select = configs->count ()-1;
          }
        }

        if (! configs->count ())
        {
            QMessageBox::critical (0, "IGUANA", "<p>You do not seem to have any"
                                   " IGUANA session configurations available in"
                                   " your system at the moment (cf. ``iguana"
                                   " --list'', $IGUANA_PLUGINS).  I cannot"
                                   " continue without one.</p>"
                                   "<p>Please correct the above problem and try"
                                   " again.");
            delete setup;
            return false;
        }

        configs->setCurrentItem (select);
        preferred = "";

        // Let the user select the driver
        if (setup->exec () != QDialog::Accepted || configs->currentItem () == -1)
        {
            delete setup;
            return false;
        }

        preferred = aliasesMap[ configs->currentText ().latin1 () ];
        delete setup;
    }
    
    // Instantiate the selected session driver
    ASSERT (! preferred.empty ());
    IgStudioSetupExtension      *sext = 0;
    IgExtension                 *newext = 0;

    try
    {
        // Try to instantiate it
        QApplication::setOverrideCursor (Qt::waitCursor);
        newext = IgExtensionDB::get ()->create (preferred, m_state);

        // Make sure we got what we expect
        ASSERT (newext);
        ASSERT (dynamic_cast<IgStudioSetupExtension *> (newext));
        sext = static_cast<IgStudioSetupExtension *> (newext);
        QApplication::restoreOverrideCursor ();

        // Try to set it up; if fails, take short cut out
        if (! sext->setup (this))
            throw 1;
    }
    // FIXME: too broad...
    catch (...)
    {
        QApplication::restoreOverrideCursor ();
        delete newext;
        return false;
    }

    m_setup = sext;
    return true;
}

IgState * IgStudioDriver::state

(

void

)

const [virtual]

Definition at line 93 of file IgStudioDriver.cc.

References m_state.

{ return m_state; }

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Member Data Documentation

IgSite* IgStudioDriver::m_mainSite [private]

Definition at line 50 of file IgStudioDriver.h.

Referenced by mainSite(), and setupMainWindow().

QWidget* IgStudioDriver::m_mainWindow [private]

Definition at line 51 of file IgStudioDriver.h.

Referenced by mainWindow(), and setupMainWindow().

IgStudioSetupExtension* IgStudioDriver::m_setup [private]

Definition at line 49 of file IgStudioDriver.h.

Referenced by run(), and setupSession().

IgState* IgStudioDriver::m_state [private]

Definition at line 48 of file IgStudioDriver.h.

Referenced by IgStudioDriver(), run(), setupMainWindow(), setupSession(), and state().

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The documentation for this class was generated from the following files:

• Iguana/Studio/interface/IgStudioDriver.h
• Iguana/Studio/src/IgStudioDriver.cc

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