pluginmanager.h

/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
#ifndef _PLUGIN_MANAGER_
#define _PLUGIN_MANAGER_

#include <QObject>
#include <QString>
#include <QMap>

class QEvent;

#include "scribusapi.h"

class ScribusDoc;
class ScribusMainWindow;
class ScPlugin;
class ScActionPlugin;
class ScPersistentPlugin;
class PrefsContext;
class StoryEditor;

class SCRIBUS_API PluginManager : public QObject
{

    Q_OBJECT

public:

    PluginManager();
    ~PluginManager();

    static void* loadDLL( QString plugin );
    static void* resolveSym( void* plugin, const char* sym );
    static void  unloadDLL( void* plugin );

    void initPlugs();

    bool setupPluginActions(ScribusMainWindow*);
    
    bool setupPluginActions(StoryEditor *sew);

    void enableOnlyStartupPluginActions(ScribusMainWindow*);
    void enablePluginActionsForSelection(ScribusMainWindow*);

    bool DLLexists(QString pluginName, bool includeDisabled = false) const;

    ScPlugin* getPlugin(const QString & pluginName, bool includeDisabled) const;

    void cleanupPlugins();

    void savePreferences();

    static QString platformDllExtension();

    static int platformDllSearchFlags();

    static PluginManager & instance();

    const QString getPluginPath(const QString & pluginName) const;

    bool & enableOnStartup(const QString & pluginName);

    bool enabled(const QString & pluginName);

    QStringList pluginNames(bool includeDisabled = false,
                                     const char* inherits = 0) const;
    
    virtual void changeEvent(QEvent *e);

public slots:

    void languageChange();

protected:

    struct PluginData
    {
        QString pluginFile; // Datei;
        QString pluginName;
        void* pluginDLL;
        ScPlugin* plugin;
        bool enableOnStartup;
        bool enabled;
    };

    int initPlugin(const QString fileName);

    bool loadPlugin(PluginData & pluginData);

    static QString getPluginName(QString fileName);

    void enablePlugin(PluginData &);

    void disablePlugin(PluginData & pda);

    QString callDLLForNewLanguage(const PluginData & pluginData);

    void finalizePlug(PluginData & pluginData);

    PrefsContext* prefs;

    typedef QMap<QString,PluginData> PluginMap;

    PluginMap pluginMap;
};

#endif