PluginManager.h

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#ifndef CNOID_BASE_PLUGIN_MANAGER_H
#define CNOID_BASE_PLUGIN_MANAGER_H
 
#include <string>
#include "exportdecl.h"
 
namespace cnoid {
 
class Plugin;
class ExtensionManager;
 
class CNOID_EXPORT PluginManager
{
public:
 
    static void initialize(ExtensionManager* ext);
    static PluginManager* instance();
    static void finalize();
        
    ~PluginManager();
 
    void doStartupLoading(const char* pluginPathList);
    void scanPluginFilesInPathList(const std::string& pathList);
    void scanPluginFilesInDirectoyOfExecFile();
    void scanPluginFiles(const std::string& pathString);
    void clearUnusedPlugins();
    void loadPlugins();
    bool finalizePlugins();
 
    int numPlugins() const;
 
    const std::string& pluginPath(int index) const;
    const std::string& pluginName(int index) const;
 
    enum PluginStatus { NOT_LOADED, LOADED, ACTIVE, FINALIZED, UNLOADED, INVALID, CONFLICT };
    int pluginStatus(int index) const;
        
    Plugin* findPlugin(const std::string& name);
    const std::string& getErrorMessage(const std::string& name);
 
    bool loadPlugin(int index);
    bool unloadPlugin(int index);
    bool unloadPlugin(const std::string& name);
    bool reloadPlugin(const std::string& name);
 
    const char* guessActualPluginName(const std::string& name);
        
private:
    PluginManager(ExtensionManager* ext);
 
    class Impl;
    Impl* impl;
};
 
}
 
#endif