qgspluginregistry.cpp

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/***************************************************************************
                    QgsPluginRegistry.cpp  -  Singleton class for
                    tracking registering plugins.
                             -------------------
    begin                : Fri Feb 7 2004
    copyright            : (C) 2004 by Gary E.Sherman
    email                : sherman at mrcc.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 /* $Id: qgspluginregistry.cpp 6415 2007-01-09 02:39:15Z wonder $ */

#include <iostream>
#include <qmessagebox.h>
#include <qstring.h>
#include <qdir.h>
#include <qlibrary.h>
#include <qapplication.h>
#include "qgsprovidermetadata.h"
#include "qgspluginregistry.h"

QgsPluginRegistry *QgsPluginRegistry::_instance = 0;
QgsPluginRegistry *QgsPluginRegistry::instance()
{
  if (_instance == 0)
    {
      _instance = new QgsPluginRegistry();
    }
  return _instance;
}

QgsPluginRegistry::QgsPluginRegistry()
{
// constructor does nothing
}
QString QgsPluginRegistry::library(QString pluginKey)
{
  QgsPluginMetadata *pmd = plugins[pluginKey];
  QString retval;
  if (pmd)
    {
      retval = pmd->library();
    }
  return retval;
}

QgsPluginMetadata *QgsPluginRegistry::pluginMetadata(QString name)
{
  return plugins[name];
}

QgisPlugin *QgsPluginRegistry::plugin(QString name)
{
  QgsPluginMetadata *pmd = plugins[name];
  QgisPlugin *retval = 0;
  if (pmd)
    {
      retval = pmd->plugin();
    }
  return retval;
}

bool QgsPluginRegistry::isPythonPlugin(QString name)
{
  QgsPluginMetadata* pmd = plugins[name];
  if (pmd)
    return pmd->isPython();
  else
    return false;
}

void QgsPluginRegistry::addPlugin(QString library, QString name, QgisPlugin * plugin)
{
  plugins[name] = new QgsPluginMetadata(library, name, plugin);
}


void QgsPluginRegistry::addPythonPlugin(QString packageName, QString pluginName)
{
  plugins[pluginName] = new QgsPluginMetadata(packageName, pluginName, NULL, true); // true == python plugin
}

void QgsPluginRegistry::removePlugin(QString name)
{
  plugins.erase(name);
}

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