gzApplication.h

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//*****************************************************************************
// File         : gzApplication.h
// Module       : 
// Description  : Class definition of the gzApplication class
// Author       : Anders Modén      
// Product      : Gizmo3D 2.1.1
//      
// Copyright © 2003- Saab Training Systems AB, Sweden   
//          
// NOTE:    Gizmo3D is a high performance 3D Scene Graph and effect visualisation 
//          C++ toolkit for Linux, Mac OS X, Windows (Win32) and IRIX® for  
//          usage in Game or VisSim development.
//
//
// Revision History...                          
//                                  
// Who  Date    Description                     
//                                  
// AMO  981027  Created file    
//
//******************************************************************************
#ifndef __GZ_APPLICATION_H__
#define __GZ_APPLICATION_H__

#include "gzBase.h"
#include "gzThread.h"
#include "gzNotify.h"
#include "gzGraphicsAbstractionLayer.h"

#ifdef GZ_WIN32 
// ------------------------  GZ_WIN32 ---------------------------------

class gzAppContext
{
public:
    HINSTANCE       instance;
    gzDeviceContext display;
};

#elif defined GZ_GLX
// ------------------------ UNIX ----------------------------------- 

#include "X11/Intrinsic.h"
#include "X11/Xlib.h"

class gzAppContext
{
public:
    gzDeviceContext display;
    XtAppContext    context;
};

#elif defined GZ_MAC
// ------------------------ Mac OS X ------------------------------ 

class gzAppContext
{
public:
    gzDeviceContext display;
    gzULong         context;
};

#endif // ------------------------ COMMON ---------------------------------


//******************************************************************************
// Class    : gzApplication
//                                  
// Purpose  : -
//                                  
// Notes    : - 
//                                  
// Revision History...                          
//                                  
// Who  Date    Description                     
//                                  
// AMO  981027  Created 
//                                  
//******************************************************************************
class gzApplication : public gzNotifyManager , public gzReference , public gzProgramExecution
{
public:

    GZ_SYSTEM_EXPORT gzApplication(const gzString & name="GIZMO APPLICATION" , int argc=0 , char **argv=NULL ,gzDeviceContext dc=NULL);

    GZ_SYSTEM_EXPORT virtual ~gzApplication();

    GZ_SYSTEM_EXPORT gzVoid run();

    GZ_SYSTEM_EXPORT gzVoid stop();


    GZ_SYSTEM_EXPORT gzInt  poll(gzBool forceExecNotifications=TRUE);


    GZ_SYSTEM_EXPORT virtual gzVoid onIdle();

    GZ_SYSTEM_EXPORT virtual gzVoid onTick();

    GZ_SYSTEM_EXPORT gzVoid setTickInterval( gzDouble seconds );

    GZ_SYSTEM_EXPORT gzAppContext getAppContext();
    
    GZ_SYSTEM_EXPORT static gzApplication *getGizmoApplication();

#if defined GZ_GLX 
// -------------------------------  UNIX ---------------------------------

    gzInt   getWMProtocolLength()   { return 1; }
    Atom *  getWMProtocol()         { return &m_wm_delete_window; }
    
#endif // ------------------------ COMMON ---------------------------------


private:

    GZ_SYSTEM_EXPORT virtual gzVoid onProgramExecution();
        
    friend class gzWindow;

    gzString    m_appName;

    gzDouble    m_tickIntervalTime;

    gzDouble    m_nextTickTime;

    gzBool      m_isRunning;
    
    gzAppContext m_appContext;
    
#if defined GZ_GLX
// ------------------  UNIX ---------------------------------

    static Boolean workproc( XtPointer clientData);

    Atom m_wm_protocols;
    Atom m_wm_delete_window;
    
#elif defined GZ_MAC

    EventLoopTimerUPP m_timerUPP;

    static void AppTimer(EventLoopTimerRef theTimer,void *userData);

#endif // ------------------------ COMMON ---------------------------------

    static gzRefPointer<gzApplication>  s_gizmoApplication;

};



#endif // __GZ_APPLICATION_H__

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