4db94043cb
Files correlati : Commento : Spostamento in libraries delle librerie esterne di Campo per una maggiore pulizia e organizzazione git-svn-id: svn://10.65.10.50/branches/R_10_00@24150 c028cbd2-c16b-5b4b-a496-9718f37d4682
104 lines
3.3 KiB
C++
104 lines
3.3 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: wx/module.h
|
|
// Purpose: Modules handling
|
|
// Author: Wolfram Gloger/adapted by Guilhem Lavaux
|
|
// Modified by:
|
|
// Created: 04/11/98
|
|
// RCS-ID: $Id: module.h 61872 2009-09-09 22:37:05Z VZ $
|
|
// Copyright: (c) Wolfram Gloger and Guilhem Lavaux
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef _WX_MODULE_H_
|
|
#define _WX_MODULE_H_
|
|
|
|
#include "wx/object.h"
|
|
#include "wx/list.h"
|
|
#include "wx/dynarray.h"
|
|
|
|
// declare a linked list of modules
|
|
class WXDLLIMPEXP_FWD_BASE wxModule;
|
|
WX_DECLARE_USER_EXPORTED_LIST(wxModule, wxModuleList, WXDLLIMPEXP_BASE);
|
|
|
|
// and an array of class info objects
|
|
WX_DEFINE_USER_EXPORTED_ARRAY_PTR(wxClassInfo *, wxArrayClassInfo,
|
|
class WXDLLIMPEXP_BASE);
|
|
|
|
|
|
// declaring a class derived from wxModule will automatically create an
|
|
// instance of this class on program startup, call its OnInit() method and call
|
|
// OnExit() on program termination (but only if OnInit() succeeded)
|
|
class WXDLLIMPEXP_BASE wxModule : public wxObject
|
|
{
|
|
public:
|
|
wxModule() {}
|
|
virtual ~wxModule() {}
|
|
|
|
// if module init routine returns false the application
|
|
// will fail to startup
|
|
|
|
bool Init() { return OnInit(); }
|
|
void Exit() { OnExit(); }
|
|
|
|
// Override both of these
|
|
|
|
// called on program startup
|
|
|
|
virtual bool OnInit() = 0;
|
|
|
|
// called just before program termination, but only if OnInit()
|
|
// succeeded
|
|
|
|
virtual void OnExit() = 0;
|
|
|
|
static void RegisterModule(wxModule *module);
|
|
static void RegisterModules();
|
|
static bool InitializeModules();
|
|
static void CleanUpModules() { DoCleanUpModules(m_modules); }
|
|
|
|
// used by wxObjectLoader when unloading shared libs's
|
|
|
|
static void UnregisterModule(wxModule *module);
|
|
|
|
protected:
|
|
static wxModuleList m_modules;
|
|
|
|
// the function to call from constructor of a deriving class add module
|
|
// dependency which will be initialized before the module and unloaded
|
|
// after that
|
|
void AddDependency(wxClassInfo *dep)
|
|
{
|
|
wxCHECK_RET( dep, wxT("NULL module dependency") );
|
|
|
|
m_dependencies.Add(dep);
|
|
}
|
|
|
|
private:
|
|
// initialize module and Append it to initializedModules list recursively
|
|
// calling itself to satisfy module dependencies if needed
|
|
static bool
|
|
DoInitializeModule(wxModule *module, wxModuleList &initializedModules);
|
|
|
|
// cleanup the modules in the specified list (which may not contain all
|
|
// modules if we're called during initialization because not all modules
|
|
// could be initialized) and also empty m_modules itself
|
|
static void DoCleanUpModules(const wxModuleList& modules);
|
|
|
|
|
|
// module dependencies: contains
|
|
wxArrayClassInfo m_dependencies;
|
|
|
|
// used internally while initiliazing/cleaning up modules
|
|
enum
|
|
{
|
|
State_Registered, // module registered but not initialized yet
|
|
State_Initializing, // we're initializing this module but not done yet
|
|
State_Initialized // module initialized successfully
|
|
} m_state;
|
|
|
|
|
|
DECLARE_CLASS(wxModule)
|
|
};
|
|
|
|
#endif // _WX_MODULE_H_
|