//=============================================================================
//
//                               OpenFlipper
//        Copyright (C) 2008 by Computer Graphics Group, RWTH Aachen
//                           www.openflipper.org
//
//-----------------------------------------------------------------------------
//
//                                License
//
//  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.
//
//  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 Lesser General Public License
//  along with OpenFlipper.  If not, see <http://www.gnu.org/licenses/>.
//
//-----------------------------------------------------------------------------
//
//   $Revision$
//   $Author$
//   $Date$
//
//=============================================================================




//=============================================================================
//
//  CLASS CoreWidget - IMPLEMENTATION
//
//=============================================================================


//== INCLUDES =================================================================

// -------------------- mview
#include "CoreWidget.hh"
#include <OpenFlipper/common/GlobalOptions.hh>

//== IMPLEMENTATION ==========================================================



void CoreWidget::slotAddMenu( QMenu* _menu , MenuType _type ) {

  switch (_type) {
    case TOPLEVELMENU :
      // Add it to the menubar as a top level Menu
      menuBar()->insertMenu(helpMenu_->menuAction() ,_menu);
      break;
    case FILEMENU :
      fileMenu_->insertSeparator(fileMenuEnd_);
      fileMenu_->insertMenu( fileMenuEnd_ , _menu );
      break;
    case VIEWMENU :
      viewMenu_->addMenu( _menu );
      viewMenu_->addSeparator( );
      break;

  }

}


//=============================================================================


void CoreWidget::setupMenuBar()
{
  // ======================================================================
  // File Menu
  // ======================================================================
  fileMenu_ = new QMenu(tr("&File"));
  menuBar()->addMenu(fileMenu_ );

  viewMenu_ = new QMenu(tr("&View"));
  menuBar()->addMenu(viewMenu_ );

  if (examiner_widget_->getDrawMenu() != NULL) {

    examiner_widget_->getDrawMenu()->setTitle("&DrawModes");
    QAction* drawMenuAction = viewMenu_->addMenu(examiner_widget_->getDrawMenu() );

    QIcon icon;
    icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"drawModes.png");
    drawMenuAction->setIcon(icon);

    examiner_widget_->getDrawMenu()->setTearOffEnabled(true);
  }

  QIcon icon;

  //Clear all
  QAction* AC_clear_all = new QAction(tr("&Clear All"), this);;
  AC_clear_all->setStatusTip(tr("Clear all Objects"));
  AC_clear_all->setWhatsThis("Close all open Objects");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"edit-clear.png");
  AC_clear_all->setIcon(icon);
  connect(AC_clear_all, SIGNAL(triggered()), this, SIGNAL(clearAll()));
  fileMenu_->addAction(AC_clear_all);

  fileMenu_->addSeparator();

  //Load object
  QAction* AC_Load = new QAction(tr("&Load Object"), this);
  AC_Load->setShortcut (Qt::CTRL + Qt::Key_O);
  AC_Load->setStatusTip(tr("Load an object"));
  AC_Load->setWhatsThis("Load a new object");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"document-open.png");
  AC_Load->setIcon(icon);

  connect(AC_Load, SIGNAL(triggered()), this, SIGNAL(loadMenu()));
  fileMenu_->addAction(AC_Load);

  //Add empty object
  QAction* AC_AddEmpty = new QAction(tr("&Add Empty Object"), this);
  AC_AddEmpty->setStatusTip(tr("Add an empty object"));
  AC_AddEmpty->setWhatsThis("Creates a new empty object of a given type");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"document-new.png");
  AC_AddEmpty->setIcon(icon);
  connect(AC_AddEmpty, SIGNAL(triggered()), this, SIGNAL(addEmptyObjectMenu()));
  fileMenu_->addAction(AC_AddEmpty);

  fileMenu_->addSeparator();

  //Save object
  QAction* AC_Save = new QAction(tr("&Save Object"), this);
  AC_Save->setShortcut (Qt::CTRL + Qt::Key_S);
  AC_Save->setStatusTip(tr("Save objects"));
  AC_Save->setWhatsThis("Saves all currently selected objects");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"document-save.png");
  AC_Save->setIcon(icon);
  connect(AC_Save, SIGNAL(triggered()), this, SIGNAL(saveMenu()));
  fileMenu_->addAction(AC_Save);

  //Save object to
  QAction* AC_Save_to = new QAction(tr("&Save Object To"), this);
  AC_Save_to->setStatusTip(tr("Save current Object(s) To"));
  AC_Save_to->setWhatsThis("Saves all currently selected objects under a new name");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"document-save-as.png");
  AC_Save_to->setIcon(icon);
  connect(AC_Save_to, SIGNAL(triggered()), this, SIGNAL(saveToMenu()));
  fileMenu_->addAction(AC_Save_to);

  fileMenu_->addSeparator();

  //Load ini
  QAction* AC_load_ini = new QAction(tr("&Load Settings"), this);
  AC_load_ini->setStatusTip(tr("Load Settings from INI file"));
  AC_load_ini->setWhatsThis("Load a previous settings from file (objects,colors,...)");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"folder.png");
  AC_load_ini->setIcon(icon);
  connect(AC_load_ini, SIGNAL(triggered()), this, SIGNAL(loadIniMenu()));
  fileMenu_->addAction(AC_load_ini);

  //Save ini
  QAction* AC_save_ini = new QAction(tr("&Save Settings"), this);
  AC_save_ini->setStatusTip(tr("Save current settings to INI file"));
  AC_save_ini->setWhatsThis("Save settings to file (objects,colors,...)");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"folder-txt.png");
  AC_save_ini->setIcon(icon);
  connect(AC_save_ini, SIGNAL(triggered()), this, SIGNAL(saveIniMenu()));
  fileMenu_->addAction(AC_save_ini);

  fileMenu_->addSeparator();

  //Options
  QAction* AC_Options = new QAction(tr("&Options"), this);
  AC_Options->setStatusTip(tr("Edit OpenFlipper Options"));
  AC_Options->setWhatsThis("Edit OpenFlipper Options");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"preferences-system.png");
  AC_Options->setIcon(icon);
  connect(AC_Options, SIGNAL(triggered()), this, SLOT(showOptionsWidget()));
  fileMenu_->addAction(AC_Options);

  //Remember entry of menu (required for adding File Menu entries from plugins)
  fileMenuEnd_ = fileMenu_->addSeparator();

  //Recent files
  recentFilesMenu_ = new QMenu(tr("&Recent Files"));
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"document-open-recent.png");
  recentFilesMenu_->setIcon(icon);
  recentFilesMenu_->setWhatsThis("Open recent files");
  connect(recentFilesMenu_,SIGNAL(triggered(QAction*)),this,SIGNAL(recentOpen(QAction*)));
  fileMenu_->addMenu(recentFilesMenu_);

  fileMenu_->addSeparator();

  //Main Application exit menu entry
  QAction* AC_exit = new QAction(tr("&Exit"), this);;
  AC_exit->setShortcut (Qt::CTRL + Qt::Key_Q);
  AC_exit->setStatusTip(tr("Exit Application"));
  recentFilesMenu_->setWhatsThis("Close OpenFlipper");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"application-exit.png");
  AC_exit->setIcon(icon);
  connect(AC_exit, SIGNAL(triggered()), this, SIGNAL(exit()));
  fileMenu_->addAction(AC_exit);

  // ======================================================================
  // Plugins Menu
  // ======================================================================
  pluginsMenu_ = new QMenu(tr("&Plugins"));
  menuBar()->addMenu(pluginsMenu_);

  //Load Plugin
  QAction* AC_LoadPlug = new QAction(tr("&Load Plugin"), this);
  AC_LoadPlug->setStatusTip(tr("Load an additional plugin"));
  AC_LoadPlug->setWhatsThis("Load an additional plugin from file");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"network-connect.png");
  AC_LoadPlug->setIcon(icon);
  connect(AC_LoadPlug, SIGNAL(triggered()), this, SIGNAL(loadPlugin()));
  pluginsMenu_->addAction(AC_LoadPlug);

  //Unload plugin
  QAction* AC_UnloadPlug = new QAction(tr("&Unload Plugin"), this);
  AC_UnloadPlug->setStatusTip(tr("Unload a plugin"));
  AC_UnloadPlug->setWhatsThis("Close a currently loaded plugin");
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"network-disconnect.png");
  AC_UnloadPlug->setIcon(icon);
  connect(AC_UnloadPlug, SIGNAL(triggered()), this, SIGNAL(unloadPlugin()));
  pluginsMenu_->addAction(AC_UnloadPlug);

  pluginsMenu_->addSeparator();

  // ======================================================================
  // help Menu
  // ======================================================================
  helpMenu_ = new QMenu(tr("&Help"));
  menuBar()->addMenu(helpMenu_);

  //Open Help Browser
  QAction* AC_HelpBrowser = new QAction(tr("&User Help"), this);
  AC_HelpBrowser->setStatusTip(tr("Open Help Browser with User Documentation"));
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"help-browser.png");
  AC_HelpBrowser->setIcon(icon);
  AC_HelpBrowser->setWhatsThis("Open the <b>Help Browser</b>");
  connect(AC_HelpBrowser, SIGNAL(triggered()), this, SLOT(showHelpBrowserUser()));
  helpMenu_->addAction(AC_HelpBrowser);

  //Open Help Browser
  AC_HelpBrowser = new QAction(tr("&Developer Help"), this);
  AC_HelpBrowser->setStatusTip(tr("Open Help Browser with Developer Documentation"));
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"help-browser.png");
  AC_HelpBrowser->setIcon(icon);
  AC_HelpBrowser->setWhatsThis("Open the <b>Help Browser</b>");
  connect(AC_HelpBrowser, SIGNAL(triggered()), this, SLOT(showHelpBrowserDeveloper()));
  helpMenu_->addAction(AC_HelpBrowser);

  //Switch to whats this mode
  QAction* AC_Whats_this = QWhatsThis::createAction ( this );
  AC_Whats_this->setStatusTip(tr("Enter What's this Mode"));
  AC_Whats_this->setWhatsThis("Get information about a specific Button/Widget/...");
  helpMenu_->addAction(AC_Whats_this);

  helpMenu_->addSeparator();

  //About Action
  QAction* AC_About = new QAction(tr("&About"), this);
  AC_About->setStatusTip(tr("About OpenFlipper"));
  icon.addFile(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"help-about.png");
  AC_About->setIcon(icon);
  AC_About->setWhatsThis("This entry shows information about <b>OpenFlipper</b>");
//   connect(AC_HelpBrowser, SIGNAL(triggered()), this, SIGNAL(showHelpBrowser()));
  helpMenu_->addAction(AC_About);

  // Add Menu entries to the main Toolbar
  mainToolbar_->addAction(AC_Load);
  mainToolbar_->addAction(AC_AddEmpty);
  mainToolbar_->addSeparator();
  mainToolbar_->addAction(AC_Save);
  mainToolbar_->addAction(AC_Save_to);
  mainToolbar_->addSeparator();
  mainToolbar_->addAction(AC_load_ini);
  mainToolbar_->addAction(AC_save_ini);

}

//=============================================================================