mirror of
https://github.com/cookiengineer/audacity
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7824e94030
... Should have no effect on generated code, except perhaps some slight faster virtual function calls. Mostly useful as documentation of design intent. Tried to mark every one of our classes that inherits from another, or is a base for others, or has abstract virtual functions, and a few others besides.
120 lines
3.0 KiB
C++
120 lines
3.0 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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ModuleManager.h
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Dominic Mazzoni
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James Crook
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**********************************************************************/
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#ifndef __AUDACITY_MODULEMANAGER_H__
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#define __AUDACITY_MODULEMANAGER_H__
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#include <wx/dynlib.h>
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#include <map>
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#include <vector>
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#include "audacity/ModuleInterface.h"
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#include "PluginManager.h"
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class CommandHandler;
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wxWindow * MakeHijackPanel();
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//
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// Module Manager
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//
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// wxPluginManager would be MUCH better, but it's an "undocumented" framework.
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//
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#define ModuleDispatchName "ModuleDispatch"
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typedef enum
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{
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ModuleInitialize,
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ModuleTerminate,
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AppInitialized,
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AppQuiting,
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ProjectInitialized,
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ProjectClosing,
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MenusRebuilt
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} ModuleDispatchTypes;
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typedef int (*fnModuleDispatch)(ModuleDispatchTypes type);
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class Module
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{
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public:
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Module(const wxString & name);
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virtual ~Module();
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bool Load();
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void Unload();
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int Dispatch(ModuleDispatchTypes type);
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void * GetSymbol(const wxString &name);
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private:
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wxString mName;
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wxDynamicLibrary *mLib;
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fnModuleDispatch mDispatch;
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};
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typedef std::map<wxString, ModuleMain *> ModuleMainMap;
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typedef std::map<wxString, ModuleInterface *> ModuleMap;
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typedef std::map<ModuleInterface *, wxDynamicLibrary *> LibraryMap;
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class ModuleManager final : public ModuleManagerInterface
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{
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public:
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ModuleManager();
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virtual ~ModuleManager();
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// -------------------------------------------------------------------------
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// ModuleManagerInterface implementation
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// -------------------------------------------------------------------------
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virtual void RegisterModule(ModuleInterface *module);
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// -------------------------------------------------------------------------
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// ModuleManager implementation
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// -------------------------------------------------------------------------
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static ModuleManager & Get();
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static void Destroy();
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void Initialize(CommandHandler & cmdHandler);
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int Dispatch(ModuleDispatchTypes type);
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// PluginManager use
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bool DiscoverProviders();
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void FindAllPlugins(PluginIDList & providers, wxArrayString & paths);
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wxArrayString FindPluginsForProvider(const PluginID & provider, const wxString & path);
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bool RegisterPlugin(const PluginID & provider, const wxString & path);
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IdentInterface *CreateProviderInstance(const PluginID & provider, const wxString & path);
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IdentInterface *CreateInstance(const PluginID & provider, const wxString & path);
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void DeleteInstance(const PluginID & provider, IdentInterface *instance);
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bool IsProviderValid(const PluginID & provider, const wxString & path);
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bool IsPluginValid(const PluginID & provider, const wxString & path);
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private:
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void InitializeBuiltins();
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ModuleInterface *LoadModule(const wxString & path);
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void UnloadModule(ModuleInterface *module);
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private:
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static ModuleManager *mInstance;
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ModuleMainMap mModuleMains;
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ModuleMap mDynModules;
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LibraryMap mLibs;
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wxArrayPtrVoid mModules;
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};
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#endif /* __AUDACITY_MODULEMANAGER_H__ */
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