/*===========================================================================*\
*                                                                            *
*                              OpenFlipper                                   *
*      Copyright (C) 2001-2010 by Computer Graphics Group, RWTH Aachen       *
*                           www.openflipper.org                              *
*                                                                            *
*--------------------------------------------------------------------------- *
*  This file is part of OpenFlipper.                                         *
*                                                                            *
*  OpenFlipper is free software: you can redistribute it and/or modify       *
*  it under the terms of the GNU Lesser General Public License as            *
*  published by the Free Software Foundation, either version 3 of            *
*  the License, or (at your option) any later version with the               *
*  following exceptions:                                                     *
*                                                                            *
*  If other files instantiate templates or use macros                        *
*  or inline functions from this file, or you compile this file and          *
*  link it with other files to produce an executable, this file does         *
*  not by itself cause the resulting executable to be covered by the         *
*  GNU Lesser General Public License. This exception does not however        *
*  invalidate any other reasons why the executable file might be             *
*  covered by the GNU Lesser General Public License.                         *
*                                                                            *
*  OpenFlipper is distributed in the hope that it will be useful,            *
*  but WITHOUT ANY WARRANTY; without even the implied warranty of            *
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
*  GNU Lesser General Public License for more details.                       *
*                                                                            *
*  You should have received a copy of the GNU LesserGeneral Public           *
*  License along with OpenFlipper. If not,                                   *
*  see <http://www.gnu.org/licenses/>.                                       *
*                                                                            *
\*===========================================================================*/

/*===========================================================================*\
*                                                                            *
*   $Revision$                                                       *
*   $LastChangedBy$                                                *
*   $Date$                     *
*                                                                            *
\*===========================================================================*/

#include "PluginDialog.hh"
#include <QtGui>
#include <QMessageBox>
#include <QFileDialog>

#include <OpenFlipper/BasePlugin/BaseInterface.hh>
#include <OpenFlipper/common/GlobalOptions.hh>


PluginDialog::PluginDialog(std::vector<PluginInfo>& _plugins, QWidget *parent)
    : QDialog(parent),
      plugins_(_plugins)
{
  setupUi(this);

  connect(closeButton, SIGNAL(clicked()), this, SLOT(accept()));
  connect(loadButton, SIGNAL(clicked()), this, SIGNAL(loadPlugin()));
  connect(loadButton, SIGNAL(clicked()), this, SLOT(reject()));
  connect(unloadButton, SIGNAL(clicked()), this, SLOT(slotUnload()));

  //set icons
  QString iconPath = OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator();

  closeButton->setIcon( QIcon(iconPath + "window-close.png"));
  loadButton->setIcon( QIcon(iconPath + "network-connect.png"));
  unloadButton->setIcon( QIcon(iconPath + "network-disconnect.png"));

}

void PluginDialog::closeEvent(QCloseEvent *event)
{
  event->accept();
  accept();
}

int PluginDialog::exec()
{

  for (uint i = 0; i < plugins_.size(); i++){
    QFrame* frame = new QFrame();
    QHBoxLayout* hlayout = new QHBoxLayout;
    QLabel* name = new QLabel( plugins_[i].name );
    QFont font;
    font.setBold(true);
    font.setPointSize(10);
    name->setFont(font);
    QLabel* version = new QLabel( plugins_[i].version );
//     QLabel* author = new QLabel( "RWTH Computer Graphics Group" );

    hlayout->addWidget(name);
    hlayout->addStretch();
    hlayout->addWidget(version);
//     hlayout->addSpacing(10);
//     hlayout->addWidget(author);

    QVBoxLayout* vlayout = new QVBoxLayout;

    QLabel* description = new QLabel( plugins_[i].description );

    vlayout->addLayout(hlayout,20);
    vlayout->addWidget(description);
    frame->setLayout(vlayout);

    QListWidgetItem *item = new QListWidgetItem("");
    frames_.push_back(frame);
    item->setSizeHint( QSize (100,50) );
    list->addItem(item);
    list->setItemWidget(item, frame);
  }

  int ret = QDialog::exec();

  for (int i=0; i < frames_.count(); i++)
    delete frames_[i];

  return ret;
}

void PluginDialog::slotUnload()
{
  int buttonState = QMessageBox::No;
  
  for (int i=0; i < list->selectedItems().size(); i++){

    QString name = plugins_[ list->row( list->selectedItems()[i] ) ].rpcName;
    
    if (list->selectedItems().size() == 1){
      //show messageBox without YESTOALL / NOTOALL
      buttonState = QMessageBox::question(this, tr("Prevent Plugin Loading"),
                   tr("Do you want to prevent OpenFlipper from loading this plugin on the next start?"),
                   QMessageBox::Yes | QMessageBox::No,
                   QMessageBox::No);
    }else{
      //show messageBox with YESTOALL / NOTOALL
      if (buttonState == QMessageBox::Yes || buttonState == QMessageBox::No)
      buttonState = QMessageBox::question(this, tr("Prevent Plugin Loading"),
                   tr("Do you want to prevent OpenFlipper from loading this plugin on the next start?"),
                   QMessageBox::Yes | QMessageBox::YesToAll | QMessageBox::No | QMessageBox::NoToAll ,
                   QMessageBox::No);
    }

    // Store the new setting and remove plugin from all lists
    if (buttonState == QMessageBox::Yes || buttonState == QMessageBox::YesToAll) {
      QStringList dontLoadPlugins = OpenFlipperSettings().value("PluginControl/DontLoadNames",QStringList()).toStringList();
      if ( !dontLoadPlugins.contains(name) ){
        dontLoadPlugins << name;
        OpenFlipperSettings().setValue("PluginControl/DontLoadNames",dontLoadPlugins);
      }
    }

    //unload plugin
    emit unloadPlugin(name);
  }

  reject();
}