Salome HOME
Handle Alt+F4 as regular exit action. Do not exit on exit->save->cancel. Fixes #43
[modules/shaper.git] / src / XGUI / XGUI_Workshop.cpp
index 9de01423a658a6a3d102d6bee81a26e47a5e2347..08713ee470cea09fcef4cb02b30affea929cbd07 100644 (file)
@@ -1,4 +1,5 @@
 #include "XGUI_Module.h"
+#include "XGUI_Constants.h"
 #include "XGUI_Command.h"
 #include "XGUI_MainMenu.h"
 #include "XGUI_MainWindow.h"
@@ -7,14 +8,44 @@
 #include "XGUI_Workbench.h"
 #include "XGUI_Workshop.h"
 #include "XGUI_Viewer.h"
-
+#include "ModuleBase_WidgetFactory.h"
+#include "XGUI_SelectionMgr.h"
+#include "XGUI_ObjectsBrowser.h"
+#include "XGUI_Displayer.h"
+#include "XGUI_OperationMgr.h"
+#include "XGUI_SalomeConnector.h"
+#include "XGUI_SalomeViewer.h"
+#include "XGUI_ActionsMgr.h"
+#include "XGUI_ErrorDialog.h"
+#include "XGUI_ViewerProxy.h"
+#include "XGUI_PropertyPanel.h"
+#include "XGUI_ContextMenuMgr.h"
+
+#include <Model_Events.h>
+#include <ModelAPI_PluginManager.h>
+#include <ModelAPI_Feature.h>
+#include <ModelAPI_Data.h>
+#include <ModelAPI_AttributeDocRef.h>
+#include <ModelAPI_Object.h>
+
+#include <Events_Loop.h>
+#include <Events_Error.h>
+#include <ModuleBase_Operation.h>
+#include <ModuleBase_Operation.h>
+#include <ModuleBase_OperationDescription.h>
+#include <Config_Common.h>
 #include <Config_FeatureMessage.h>
-#include <Event_Loop.h>
+#include <Config_PointerMessage.h>
+#include <Config_ModuleReader.h>
 
 #include <QApplication>
 #include <QFileDialog>
 #include <QMessageBox>
 #include <QMdiSubWindow>
+#include <QPushButton>
+#include <QDockWidget>
+#include <QLayout>
+#include <QTimer>
 
 #ifdef _DEBUG
 #include <QDebug>
 #include <dlfcn.h>
 #endif
 
-XGUI_Workshop::XGUI_Workshop()
-    : QObject()
+
+QMap<QString, QString> XGUI_Workshop::myIcons;
+
+QString XGUI_Workshop::featureIcon(const std::string& theId)
+{
+  QString aId(theId.c_str());
+  if (myIcons.contains(aId))
+    return myIcons[aId];
+  return QString();
+}
+
+XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
+  : QObject(),
+  myCurrentDir(QString()),
+  myPartSetModule(NULL),
+  mySalomeConnector(theConnector),
+  myPropertyPanel(0),
+  myObjectBrowser(0),
+  myDisplayer(0)
 {
-  myMainWindow = new XGUI_MainWindow();
-  myPartSetModule = NULL;
+  myMainWindow = mySalomeConnector? 0 : new XGUI_MainWindow();
+
+  myDisplayer = new XGUI_Displayer(this);
+
+  mySelector = new XGUI_SelectionMgr(this);
+
+  myOperationMgr = new XGUI_OperationMgr(this);
+  myActionsMgr = new XGUI_ActionsMgr(this);
+  myErrorDlg = new XGUI_ErrorDialog(myMainWindow);
+  myContextMenuMgr = new XGUI_ContextMenuMgr(this);
+  connect(myContextMenuMgr, SIGNAL(actionTriggered(const QString&, bool)), 
+          this, SLOT(onContextMenuCommand(const QString&, bool)));
+
+  myViewerProxy = new XGUI_ViewerProxy(this);
+
+  connect(myOperationMgr, SIGNAL(operationStarted()), SLOT(onOperationStarted()));
+  connect(myOperationMgr, SIGNAL(operationResumed()), SLOT(onOperationStarted()));
+  connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), SLOT(onOperationStopped(ModuleBase_Operation*)));
+  connect(myMainWindow, SIGNAL(exitKeySequence()), SLOT(onExit()));
+  connect(myOperationMgr, SIGNAL(operationStarted()), myActionsMgr, SLOT(update()));
+  connect(myOperationMgr, SIGNAL(operationStopped()), myActionsMgr, SLOT(update()));
+  connect(this, SIGNAL(errorOccurred(const QString&)), myErrorDlg, SLOT(addError(const QString&)));
 }
 
 //******************************************************
@@ -43,21 +111,46 @@ void XGUI_Workshop::startApplication()
 {
   initMenu();
   //Initialize event listening
-  Event_Loop* aLoop = Event_Loop::loop();
-  Event_ID aFeatureId = aLoop->eventByName("RegisterFeature");
+  Events_Loop* aLoop = Events_Loop::loop();
+  aLoop->registerListener(this, Events_Error::errorID()); //!< Listening application errors.
+  //TODO(sbh): Implement static method to extract event id [SEID]
+  Events_ID aFeatureId = aLoop->eventByName(EVENT_FEATURE_LOADED);
   aLoop->registerListener(this, aFeatureId);
-  Event_ID aPartSetId = aLoop->eventByName("partset_module");
+  Events_ID aPartSetId = aLoop->eventByName("PartSetModuleEvent");
   aLoop->registerListener(this, aPartSetId);
+  Events_ID aFeatureUpdatedId = aLoop->eventByName(EVENT_FEATURE_UPDATED);
+  aLoop->registerListener(this, aFeatureUpdatedId);
+  aLoop->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_CREATED));
+  aLoop->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_DELETED));
+
   activateModule();
-  myMainWindow->show();
-  QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
-  aWnd->showMaximized();
-  myMainWindow->showPythonConsole();
+  if (myMainWindow) {
+    myMainWindow->show();
+    updateCommandStatus();
+  }
+  onNew();
 }
 
 //******************************************************
 void XGUI_Workshop::initMenu()
 {
+  myContextMenuMgr->createActions();
+
+  if (isSalomeMode()) {
+    // Create only Undo, Redo commands
+    QAction* aAction = salomeConnector()->addEditCommand("UNDO_CMD", 
+                                      tr("Undo"), tr("Undo last command"),
+                                      QIcon(":pictures/undo.png"), 
+                                      QKeySequence::Undo, false);
+    connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onUndo()));
+    aAction = salomeConnector()->addEditCommand("REDO_CMD", 
+                                      tr("Redo"), tr("Redo last command"),
+                                      QIcon(":pictures/redo.png"), 
+                                      QKeySequence::Redo, false);
+    connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRedo()));
+    salomeConnector()->addEditMenuSeparator();
+    return;
+  }
   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
 
   // File commands group
@@ -65,37 +158,44 @@ void XGUI_Workshop::initMenu()
 
   XGUI_Command* aCommand;
 
-  aCommand = aGroup->addFeature("SAVE_CMD", tr("SAVE_MENU"), tr("SAVE_MENU_TIP"),
+  aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
                                 QIcon(":pictures/save.png"), QKeySequence::Save);
   aCommand->connectTo(this, SLOT(onSave()));
   //aCommand->disable();
 
-  aCommand = aGroup->addFeature("UNDO_CMD", tr("UNDO_MENU"), tr("UNDO_MENU_TIP"),
+  aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
+  aCommand->connectTo(this, SLOT(onUndo()));
 
-  aCommand = aGroup->addFeature("REDO_CMD", tr("REDO_MENU"), tr("REDO_MENU_TIP"),
+  aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
+  aCommand->connectTo(this, SLOT(onRedo()));
 
-  aCommand = aGroup->addFeature("REBUILD_CMD", tr("REBUILD_MENU"), tr("REBUILD_MENU_TIP"),
+  aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
                                 QIcon(":pictures/rebuild.png"));
 
-  aCommand = aGroup->addFeature("SAVEAS_CMD", tr("SAVEAS_MENU"), tr("SAVEAS_MENU_TIP"),
+  aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
                                 QIcon(":pictures/save.png"));
   aCommand->connectTo(this, SLOT(onSaveAs()));
   //aCommand->disable();
 
-  aCommand = aGroup->addFeature("OPEN_CMD", tr("OPEN_MENU"), tr("OPEN_MENU_TIP"),
+  aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
                                 QIcon(":pictures/open.png"), QKeySequence::Open);
   aCommand->connectTo(this, SLOT(onOpen()));
 
-  aCommand = aGroup->addFeature("NEW_CMD", tr("NEW_MENU"), tr("NEW_MENU_TIP"),
-                                QIcon(":pictures/new.png"), QKeySequence::New);
-  aCommand->connectTo(this, SLOT(onNew()));
+  //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
+  //                              QIcon(":pictures/new.png"), QKeySequence::New);
+  //aCommand->connectTo(this, SLOT(onNew()));
 
-  aCommand = aGroup->addFeature("EXIT_CMD", tr("EXIT_MENU"), tr("EXIT_MENU_TIP"),
+  aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
                                 QIcon(":pictures/close.png"), QKeySequence::Close);
   aCommand->connectTo(this, SLOT(onExit()));
-
+  //FIXME: SBH's test action. Can be used for some GUI tests.
+  //#ifdef _DEBUG
+  //  aCommand = aGroup->addFeature("TEST_CMD", "Test!", "Private debug button",
+  //                                QIcon(":pictures/close.png"));
+  //  aCommand->connectTo(myActionsMgr, SLOT(update()));
+  //#endif
 }
 
 //******************************************************
@@ -106,18 +206,115 @@ XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 }
 
 //******************************************************
-void XGUI_Workshop::processEvent(const Event_Message* theMessage)
+void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 {
-  const Config_FeatureMessage* aFeatureMsg = dynamic_cast<const Config_FeatureMessage*>(theMessage);
-  if (aFeatureMsg) {
-    addFeature(aFeatureMsg);
+  //A message to start feature creation received.
+  static Events_ID aFeatureLoadedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED);
+  if (theMessage->eventID() == aFeatureLoadedId) {
+    const Config_FeatureMessage* aFeatureMsg = dynamic_cast<const Config_FeatureMessage*>(theMessage);
+    if(!aFeatureMsg->isInternal()) {
+      addFeature(aFeatureMsg);
+    }
     return;
   }
-#ifdef _DEBUG
-  qDebug() << "XGUI_Workshop::ProcessEvent: "
-  << "Catch message, but it can not be processed.";
-#endif
+  // Process creation of Part
+  if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_CREATED)) {
+    const Model_FeatureUpdatedMessage* aUpdMsg = dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
+    std::set<FeaturePtr> aFeatures = aUpdMsg->features();
+
+    std::set<FeaturePtr>::const_iterator aIt;
+    bool aHasPart = false;
+    for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
+      FeaturePtr aFeature = (*aIt);
+      if (aFeature->getKind() == "Part") {
+        aHasPart = true;
+        break;
+      }
+    }
+    if (aHasPart) {
+      //The created part will be created in Object Browser later and we have to activate it
+      // only when it is created everywere
+      QTimer::singleShot(50, this, SLOT(activateLastPart()));
+    }
+  }
+
+  // Process deletion of a part
+  if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_DELETED)) {
+    PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+    if (aMgr->currentDocument() == aMgr->rootDocument())
+      activatePart(FeaturePtr()); // Activate PartSet
+  }
+
+  //Update property panel on corresponding message. If there is no current operation (no
+  //property panel), or received message has different feature to the current - do nothing.
+  static Events_ID aFeatureUpdatedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_UPDATED);
+  if (theMessage->eventID() == aFeatureUpdatedId && myOperationMgr->hasOperation())
+  {
+    const Model_FeatureUpdatedMessage* anUpdateMsg =
+        dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
+    std::set<FeaturePtr> aFeatures = anUpdateMsg->features();
+
+    FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
+    std::set<FeaturePtr>::const_iterator aIt;
+    for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
+      FeaturePtr aNewFeature = (*aIt);
+      if(aNewFeature == aCurrentFeature) {
+        myPropertyPanel->updateContentWidget(aCurrentFeature);
+        break;
+      } 
+    }
+  }
+  //An operation passed by message. Start it, process and commit.
+  const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
+  if (aPartSetMsg) {
+    ModuleBase_Operation* anOperation =
+        (ModuleBase_Operation*)(aPartSetMsg->pointer());
+
+    if (myOperationMgr->startOperation(anOperation)) {
+      myPropertyPanel->updateContentWidget(anOperation->feature());
+      if (anOperation->getDescription()->xmlRepresentation().isEmpty()) {
+        anOperation->commit();
+        updateCommandStatus();
+      }
+    }
+    return;
+  }
+  //Show error dialog if error message received.
+  const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
+  if (anAppError) {
+    emit errorOccurred(QString::fromLatin1(anAppError->description()));
+    myErrorDlg->show();
+    myErrorDlg->raise();
+    myErrorDlg->activateWindow();
+  }
+
+}
+
+//******************************************************
+void XGUI_Workshop::onOperationStarted()
+{
+  ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
+
+  if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) { //!< No need for property panel
+    connectWithOperation(aOperation);
 
+    showPropertyPanel();
+
+    ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aOperation);
+    QWidget* aContent = myPropertyPanel->contentWidget();
+    qDeleteAll(aContent->children());
+    aFactory.createWidget(aContent);
+    myPropertyPanel->setModelWidgets(aFactory.getModelWidgets());
+    myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
+  }
+}
+
+//******************************************************
+void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
+{
+  //!< No need for property panel
+  updateCommandStatus();
+  hidePropertyPanel();
 }
 
 /*
@@ -131,63 +328,223 @@ void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 #endif
     return;
   }
+  // Remember features icons
+  myIcons[QString::fromStdString(theMessage->id())] = QString::fromStdString(theMessage->icon());
+
   //Find or create Workbench
-  XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
   QString aWchName = QString::fromStdString(theMessage->workbenchId());
-  XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
-  if (!aPage) {
-    aPage = addWorkbench(aWchName);
+  QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
+  bool isUsePropPanel = theMessage->isUseInput();
+  QString aId = QString::fromStdString(theMessage->id());
+  if (isSalomeMode()) {
+    QAction* aAction = salomeConnector()->addFeature(aWchName,
+                              aId,
+                              QString::fromStdString(theMessage->text()),
+                              QString::fromStdString(theMessage->tooltip()),
+                              QIcon(theMessage->icon().c_str()),
+                              QKeySequence(), isUsePropPanel);
+    myActionsMgr->addCommand(aAction);
+    salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
+    myPartSetModule->featureCreated(aAction);
+  } else {
+
+    XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
+    XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
+    if (!aPage) {
+      aPage = addWorkbench(aWchName);
+    }
+    //Find or create Group
+    QString aGroupName = QString::fromStdString(theMessage->groupId());
+    XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
+    if (!aGroup) {
+      aGroup = aPage->addGroup(aGroupName);
+    }
+    //Create feature...
+    XGUI_Command* aCommand = aGroup->addFeature(aId,
+                                                QString::fromStdString(theMessage->text()),
+                                                QString::fromStdString(theMessage->tooltip()),
+                                                QIcon(theMessage->icon().c_str()),
+                                                QKeySequence(), isUsePropPanel);
+    aCommand->setNestedCommands(aNestedFeatures.split(" ", QString::SkipEmptyParts));
+    myActionsMgr->addCommand(aCommand);
+    myPartSetModule->featureCreated(aCommand);
   }
-  //Find or create Group
-  QString aGroupName = QString::fromStdString(theMessage->groupId());
-  XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
-  if (!aGroup) {
-    aGroup = aPage->addGroup(aGroupName);
+}
+
+/*
+ * Makes a signal/slot connections between Property Panel
+ * and given operation. The given operation becomes a
+ * current operation and previous operation if exists
+ */
+void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
+{
+  QAction* aCommand = 0;
+  if (isSalomeMode()) {
+    aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
+  } else {
+    XGUI_MainMenu* aMenu = myMainWindow->menuObject();
+    aCommand = aMenu->feature(theOperation->getDescription()->operationId());
   }
-  //Create feature...
-  QString aFeatureId = QString::fromStdString(theMessage->id());
-  XGUI_Command* aCommand = aGroup->addFeature(QString::fromStdString(theMessage->id()),
-                                              QString::fromStdString(theMessage->text()),
-                                              QString::fromStdString(theMessage->tooltip()),
-                                              QIcon(theMessage->icon().c_str())
-                                              //TODO(sbh): QKeySequence
-                                                  );
-  myPartSetModule->featureCreated(aCommand);
+  //Abort operation on uncheck the command
+  connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
+}
+
+/*
+ * Saves document with given name.
+ */
+void XGUI_Workshop::saveDocument(QString theName)
+{
+  QApplication::restoreOverrideCursor();
+  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  DocumentPtr aDoc = aMgr->rootDocument();
+  aDoc->save(theName.toLatin1().constData());
+  QApplication::restoreOverrideCursor();
 }
 
 //******************************************************
 void XGUI_Workshop::onExit()
 {
+  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  DocumentPtr aDoc = aMgr->rootDocument();
+  if(aDoc->isModified()) {
+    int anAnswer = QMessageBox::question(
+        myMainWindow, tr("Save current file"),
+        tr("The document is modified, save before exit?"),
+        QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
+    if(anAnswer == QMessageBox::Save) {
+      bool saved = onSave();
+      if(!saved) {
+        return;
+      }
+    } else if (anAnswer == QMessageBox::Cancel) {
+      return;
+    }
+  }
   qApp->exit();
 }
 
 //******************************************************
 void XGUI_Workshop::onNew()
 {
-  myMainWindow->showObjectBrowser();
+  QApplication::setOverrideCursor(Qt::WaitCursor);
+  if (objectBrowser() == 0) {
+    createDockWidgets();
+    mySelector->connectViewers();
+  }
+  myViewerProxy->connectToViewer();
+  showObjectBrowser();
+  if (!isSalomeMode()) {
+    myMainWindow->showPythonConsole();
+    QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
+    aWnd->showMaximized();
+    updateCommandStatus();
+  }
+  QApplication::restoreOverrideCursor();
 }
 
 //******************************************************
 void XGUI_Workshop::onOpen()
 {
-  QString aFileName = QFileDialog::getOpenFileName(mainWindow());
+  //save current file before close if modified
+  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  DocumentPtr aDoc = aMgr->rootDocument();
+  if(aDoc->isModified()) {
+    //TODO(sbh): re-launch the app?
+    int anAnswer = QMessageBox::question(
+        myMainWindow, tr("Save current file"),
+        tr("The document is modified, save before opening another?"),
+        QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
+    if(anAnswer == QMessageBox::Save) {
+      onSave();
+    } else if (anAnswer == QMessageBox::Cancel) {
+      return;
+    }
+    aDoc->close();
+    myCurrentDir = "";
+  }
+
+  //show file dialog, check if readable and open
+  myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
+  if(myCurrentDir.isEmpty())
+    return;
+  QFileInfo aFileInfo(myCurrentDir);
+  if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
+    QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
+    myCurrentDir = "";
+    return;
+  }
+  QApplication::setOverrideCursor(Qt::WaitCursor);
+  aDoc->load(myCurrentDir.toLatin1().constData());
+  QApplication::restoreOverrideCursor();
+  updateCommandStatus();
 }
 
 //******************************************************
-void XGUI_Workshop::onSave()
+bool XGUI_Workshop::onSave()
 {
+  if(myCurrentDir.isEmpty()) {
+    return onSaveAs();
+  }
+  saveDocument(myCurrentDir);
+  updateCommandStatus();
+  return true;
 }
 
 //******************************************************
-void XGUI_Workshop::onSaveAs()
+bool XGUI_Workshop::onSaveAs()
 {
-  QString aFileName = QFileDialog::getSaveFileName(mainWindow());
+  QFileDialog dialog(mainWindow());
+  dialog.setWindowTitle(tr("Select directory to save files..."));
+  dialog.setFileMode(QFileDialog::Directory);
+  dialog.setFilter(tr("Folders (*)"));
+  dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
+  dialog.setViewMode(QFileDialog::Detail);
+
+  if(!dialog.exec()) {
+    return false;
+  }
+  QString aTempDir = dialog.selectedFiles().first();
+  QDir aDir(aTempDir);
+  if(aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot|QDir::AllEntries).isEmpty()) {
+    int answer = QMessageBox::question(myMainWindow,
+                                       QString(),
+                                       tr("The folder already contains some files, save anyway?"),
+                                       QMessageBox::Save|QMessageBox::Cancel);
+    if(answer == QMessageBox::Cancel) {
+      return false;
+    }
+  }
+  myCurrentDir = aTempDir;
+  return onSave();
+}
+
+//******************************************************
+void XGUI_Workshop::onUndo()
+{
+  objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
+  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  DocumentPtr aDoc = aMgr->rootDocument();
+  if (aDoc->isOperation())
+    operationMgr()->abortOperation();
+  aDoc->undo();
+  updateCommandStatus();
+}
+
+//******************************************************
+void XGUI_Workshop::onRedo()
+{
+  objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
+  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  DocumentPtr aDoc = aMgr->rootDocument();
+  aDoc->redo();
+  updateCommandStatus();
 }
 
 //******************************************************
 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 {
-  QString libName = library(theModule);
+  QString libName =
+      QString::fromStdString(library(theModule.toStdString()));
   if (libName.isEmpty()) {
     qWarning(
     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
@@ -198,7 +555,6 @@ XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
   CREATE_FUNC crtInst = 0;
 
 #ifdef WIN32
-
   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
   if (!modLib) {
     LPVOID lpMsgBuf;
@@ -222,24 +578,25 @@ XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
     }
   }
 #else
-  void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY );
-  if ( !modLib )
-  err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
-  else
-  {
-    crtInst = (CREATE_FUNC)dlsym( modLib, GET_MODULE_NAME );
-    if ( !crtInst )
-    err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
+  void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
+  if ( !modLib ) {
+    err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
+  } else {
+    crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
+    if ( !crtInst ) {
+      err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
+    }
   }
 #endif
 
   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 
   if (!err.isEmpty()) {
-    if (mainWindow() && mainWindow()->isVisible())
+    if (mainWindow()) {
       QMessageBox::warning(mainWindow(), tr("Error"), err);
-    else
+    } else {
       qWarning( qPrintable( err ));
+    }
   }
   return aModule;
 }
@@ -247,10 +604,210 @@ XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 //******************************************************
 bool XGUI_Workshop::activateModule()
 {
-  myPartSetModule = loadModule("PartSet");
+  Config_ModuleReader aModuleReader;
+  QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
+  myPartSetModule = loadModule(moduleName);
   if (!myPartSetModule)
     return false;
   myPartSetModule->createFeatures();
+  myActionsMgr->update();
   return true;
 }
 
+//******************************************************
+void XGUI_Workshop::updateCommandStatus()
+{
+  QList<QAction*> aCommands;
+  if (isSalomeMode()) { // update commands in SALOME mode
+    aCommands = salomeConnector()->commandList();
+  } else {
+    XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
+    foreach (XGUI_Command* aCmd, aMenuBar->features())
+      aCommands.append(aCmd);
+  }
+  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  if (aMgr->hasRootDocument()) {
+    QAction* aUndoCmd;
+    QAction* aRedoCmd;
+    foreach(QAction* aCmd, aCommands) {
+      QString aId = aCmd->data().toString();
+      if (aId == "UNDO_CMD")
+        aUndoCmd = aCmd;
+      else if (aId == "REDO_CMD")
+        aRedoCmd = aCmd;
+      else // Enable all commands
+        aCmd->setEnabled(true);
+    }
+    DocumentPtr aDoc = aMgr->rootDocument();
+    aUndoCmd->setEnabled(aDoc->canUndo());
+    aRedoCmd->setEnabled(aDoc->canRedo());
+  } else {
+    foreach(QAction* aCmd, aCommands) {
+      QString aId = aCmd->data().toString();
+      if (aId == "NEW_CMD")
+        aCmd->setEnabled(true);
+      else if (aId == "EXIT_CMD")
+        aCmd->setEnabled(true);
+      else 
+        aCmd->setEnabled(false);
+    }
+  }
+  myActionsMgr->update();
+}
+
+//******************************************************
+QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
+{
+  QDockWidget* aObjDock = new QDockWidget(theParent);
+  aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
+  aObjDock->setWindowTitle(tr("Object browser"));
+  myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
+  connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
+  aObjDock->setWidget(myObjectBrowser);
+
+  myContextMenuMgr->connectObjectBrowser();
+  return aObjDock;
+}
+
+//******************************************************
+/*
+ * Creates dock widgets, places them in corresponding area
+ * and tabifies if necessary.
+ */
+void XGUI_Workshop::createDockWidgets()
+{
+  QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
+                                          myMainWindow;
+  QDockWidget* aObjDock = createObjectBrowser(aDesktop);
+  aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
+  myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
+  aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
+  hidePropertyPanel(); //<! Invisible by default
+  hideObjectBrowser();
+  aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
+
+  QPushButton* aOkBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
+  connect(aOkBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onCommitOperation()));
+  QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
+  connect(aCancelBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onAbortOperation()));
+}
+
+//******************************************************
+void XGUI_Workshop::showPropertyPanel()
+{
+  QAction* aViewAct = myPropertyPanel->toggleViewAction();
+  //<! Restore ability to close panel from the window's menu
+  aViewAct->setEnabled(true);
+  myPropertyPanel->show();
+  myPropertyPanel->raise();
+}
+
+//******************************************************
+void XGUI_Workshop::hidePropertyPanel()
+{
+  QAction* aViewAct = myPropertyPanel->toggleViewAction();
+  //<! Do not allow to show empty property panel
+  aViewAct->setEnabled(false);
+  myPropertyPanel->hide();
+}
+
+//******************************************************
+void XGUI_Workshop::showObjectBrowser()
+{
+  myObjectBrowser->parentWidget()->show();
+}
+
+//******************************************************
+void XGUI_Workshop::hideObjectBrowser()
+{
+  myObjectBrowser->parentWidget()->hide();
+}
+
+//******************************************************
+void XGUI_Workshop::onFeatureTriggered()
+{
+  QAction* aCmd = dynamic_cast<QAction*>(sender());
+  if (aCmd) {
+    QString aId = salomeConnector()->commandId(aCmd);
+    if (!aId.isNull())
+      myPartSetModule->launchOperation(aId);
+  }
+}
+
+//******************************************************
+void XGUI_Workshop::changeCurrentDocument(FeaturePtr thePart)
+{
+  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  if (thePart) {
+    boost::shared_ptr<ModelAPI_AttributeDocRef> aDocRef = thePart->data()->docRef("PartDocument");
+    if (aDocRef)
+      aMgr->setCurrentDocument(aDocRef->value());
+  } else {
+    aMgr->setCurrentDocument(aMgr->rootDocument());
+  }
+}
+
+//******************************************************
+void XGUI_Workshop::salomeViewerSelectionChanged()
+{
+  emit salomeViewerSelection();
+}
+
+
+//**************************************************************
+XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const 
+{ 
+  return mySalomeConnector->viewer(); 
+}
+
+//**************************************************************
+void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
+{
+  QFeatureList aFeatures = mySelector->selectedFeatures();
+  if ((theId == "ACTIVATE_PART_CMD") && (aFeatures.size() > 0))
+    activatePart(aFeatures.first());
+  else if (theId == "DEACTIVATE_PART_CMD") 
+    activatePart(FeaturePtr());
+  else if (theId == "DELETE_CMD")
+    deleteFeatures(aFeatures);
+}
+
+//**************************************************************
+void XGUI_Workshop::activatePart(FeaturePtr theFeature)
+{
+  changeCurrentDocument(theFeature);
+  myObjectBrowser->activatePart(theFeature);
+}
+
+//**************************************************************
+void XGUI_Workshop::activateLastPart()
+{
+  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  DocumentPtr aDoc = aMgr->rootDocument();
+  FeaturePtr aLastPart = aDoc->feature(PARTS_GROUP, aDoc->size(PARTS_GROUP) - 1, true);
+  activatePart(aLastPart);
+}
+
+//**************************************************************
+void XGUI_Workshop::deleteFeatures(QFeatureList theList)
+{
+  QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() : myMainWindow;
+  QMessageBox::StandardButton aRes = QMessageBox::warning(aDesktop, tr("Delete features"), 
+                                                          tr("Seleted features will be deleted. Continue?"), 
+                                                          QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
+  if (aRes == QMessageBox::Yes) {
+    PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+    aMgr->rootDocument()->startOperation();
+    foreach (FeaturePtr aFeature, theList) {
+      if (aFeature->getKind() == "Part") {
+        DocumentPtr aDoc = aFeature->data()->docRef("PartDocument")->value();
+        if (aDoc == aMgr->currentDocument()) {
+          aDoc->close();
+        }
+      } //else
+        //aDoc = aFeature->document();
+      aMgr->rootDocument()->removeFeature(aFeature);
+    }
+    aMgr->rootDocument()->finishOperation();
+  }
+}