src/XGUI/XGUI_Workshop.cpp

   1 #include "XGUI_Module.h"
   2 #include "XGUI_Constants.h"
   3 #include "XGUI_Command.h"
   4 #include "XGUI_MainMenu.h"
   5 #include "XGUI_MainWindow.h"
   6 #include "XGUI_MenuGroupPanel.h"
   7 #include "XGUI_Tools.h"
   8 #include "XGUI_Workbench.h"
   9 #include "XGUI_Workshop.h"
  10 #include "XGUI_Viewer.h"
  11 #include "ModuleBase_WidgetFactory.h"
  12 #include "XGUI_SelectionMgr.h"
  13 #include "XGUI_ObjectsBrowser.h"
  14 #include "XGUI_Displayer.h"
  15 #include "XGUI_OperationMgr.h"
  16 #include "XGUI_SalomeConnector.h"
  17 #include "XGUI_SalomeViewer.h"
  18 #include "XGUI_ActionsMgr.h"
  19 #include "XGUI_ErrorDialog.h"
  20 #include "XGUI_ViewerProxy.h"
  21 #include "XGUI_PropertyPanel.h"
  22
  23 #include <Model_Events.h>
  24 #include <ModelAPI_PluginManager.h>
  25 #include <ModelAPI_Feature.h>
  26 #include <ModelAPI_Data.h>
  27 #include <ModelAPI_AttributeDocRef.h>
  28
  29 #include <Events_Loop.h>
  30 #include <Events_Error.h>
  31 #include <ModuleBase_Operation.h>
  32 #include <ModuleBase_Operation.h>
  33 #include <ModuleBase_OperationDescription.h>
  34 #include <Config_Common.h>
  35 #include <Config_FeatureMessage.h>
  36 #include <Config_PointerMessage.h>
  37 #include <Config_ModuleReader.h>
  38
  39 #include <QApplication>
  40 #include <QFileDialog>
  41 #include <QMessageBox>
  42 #include <QMdiSubWindow>
  43 #include <QPushButton>
  44 #include <QDockWidget>
  45 #include <QLayout>
  46
  47 #ifdef _DEBUG
  48 #include <QDebug>
  49 #endif
  50
  51 #ifdef WIN32
  52 #include <windows.h>
  53 #else
  54 #include <dlfcn.h>
  55 #endif
  56
  57
  58 QMap<QString, QString> XGUI_Workshop::myIcons;
  59
  60 QString XGUI_Workshop::featureIcon(const std::string& theId)
  61 {
  62   QString aId(theId.c_str());
  63   if (myIcons.contains(aId))
  64     return myIcons[aId];
  65   return QString();
  66 }
  67
  68 XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
  69   : QObject(),
  70   myCurrentFile(QString()),
  71   myPartSetModule(NULL),
  72   mySalomeConnector(theConnector),
  73   myPropertyPanel(0),
  74   myObjectBrowser(0),
  75   myDisplayer(0)
  76 {
  77   myMainWindow = mySalomeConnector? 0 : new XGUI_MainWindow();
  78
  79   myDisplayer = new XGUI_Displayer(this);
  80
  81   mySelector = new XGUI_SelectionMgr(this);
  82
  83   myOperationMgr = new XGUI_OperationMgr(this);
  84   myActionsMgr = new XGUI_ActionsMgr(this);
  85   myErrorDlg = new XGUI_ErrorDialog(myMainWindow);
  86
  87   myViewerProxy = new XGUI_ViewerProxy(this);
  88
  89   connect(myOperationMgr, SIGNAL(operationStarted()),  this, SLOT(onOperationStarted()));
  90   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)),
  91           this, SLOT(onOperationStopped(ModuleBase_Operation*)));
  92   connect(this, SIGNAL(errorOccurred(const QString&)), myErrorDlg, SLOT(addError(const QString&)));
  93 }
  94
  95 //******************************************************
  96 XGUI_Workshop::~XGUI_Workshop(void)
  97 {
  98 }
  99
 100 //******************************************************
 101 void XGUI_Workshop::startApplication()
 102 {
 103   initMenu();
 104   //Initialize event listening
 105   Events_Loop* aLoop = Events_Loop::loop();
 106   aLoop->registerListener(this, Events_Error::errorID()); //!< Listening application errors.
 107   //TODO(sbh): Implement static method to extract event id [SEID]
 108   Events_ID aFeatureId = aLoop->eventByName(EVENT_FEATURE_LOADED);
 109   aLoop->registerListener(this, aFeatureId);
 110   Events_ID aPartSetId = aLoop->eventByName("PartSetModuleEvent");
 111   aLoop->registerListener(this, aPartSetId);
 112   Events_ID aFeatureUpdatedId = aLoop->eventByName(EVENT_FEATURE_UPDATED);
 113   aLoop->registerListener(this, aFeatureUpdatedId);
 114   activateModule();
 115   if (myMainWindow) {
 116     myMainWindow->show();
 117     updateCommandStatus();
 118   }
 119   onNew();
 120 }
 121
 122 //******************************************************
 123 void XGUI_Workshop::initMenu()
 124 {
 125   if (isSalomeMode()) {
 126     // Create only Undo, Redo commands
 127     salomeConnector()->addEditCommand("UNDO_CMD",
 128                                       tr("Undo"), tr("Undo last command"),
 129                                       QIcon(":pictures/undo.png"),
 130                                       false, this, SLOT(onUndo()),
 131                                       QKeySequence::Undo);
 132     salomeConnector()->addEditCommand("REDO_CMD",
 133                                       tr("Redo"), tr("Redo last command"),
 134                                       QIcon(":pictures/redo.png"),
 135                                       false, this, SLOT(onRedo()),
 136                                       QKeySequence::Redo);
 137     salomeConnector()->addEditMenuSeparator();
 138     return;
 139   }
 140   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
 141
 142   // File commands group
 143   XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
 144
 145   XGUI_Command* aCommand;
 146
 147   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
 148                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 149   aCommand->connectTo(this, SLOT(onSave()));
 150   //aCommand->disable();
 151
 152   aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
 153                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 154   aCommand->connectTo(this, SLOT(onUndo()));
 155
 156   aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
 157                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 158   aCommand->connectTo(this, SLOT(onRedo()));
 159
 160   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 161                                 QIcon(":pictures/rebuild.png"));
 162
 163   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 164                                 QIcon(":pictures/save.png"));
 165   aCommand->connectTo(this, SLOT(onSaveAs()));
 166   //aCommand->disable();
 167
 168   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 169                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 170   aCommand->connectTo(this, SLOT(onOpen()));
 171
 172   //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
 173   //                              QIcon(":pictures/new.png"), QKeySequence::New);
 174   //aCommand->connectTo(this, SLOT(onNew()));
 175
 176   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 177                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 178   aCommand->connectTo(this, SLOT(onExit()));
 179
 180 }
 181
 182 //******************************************************
 183 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 184 {
 185   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 186   return aMenuBar->addWorkbench(theName);
 187 }
 188
 189 //******************************************************
 190 void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 191 {
 192   //A message to start feature creation received.
 193   static Events_ID aFeatureLoadedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED);
 194   if (theMessage->eventID() == aFeatureLoadedId) {
 195     const Config_FeatureMessage* aFeatureMsg = dynamic_cast<const Config_FeatureMessage*>(theMessage);
 196     addFeature(aFeatureMsg);
 197     return;
 198   }
 199   //Update property panel on corresponding message. If there is no current operation (no
 200   //property panel), or received message has different feature to the current - do nothing.
 201   static Events_ID aFeatureUpdatedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_UPDATED);
 202   if (theMessage->eventID() == aFeatureUpdatedId && myOperationMgr->hasOperation())
 203   {
 204     const Model_FeatureUpdatedMessage* anUpdateMsg =
 205         dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 206     boost::shared_ptr<ModelAPI_Feature> aNewFeature = anUpdateMsg->feature();
 207     boost::shared_ptr<ModelAPI_Feature> aCurrentFeature = myOperationMgr->currentOperation()->feature();
 208     if(aNewFeature == aCurrentFeature) {
 209       myPropertyPanel->updateContentWidget(aCurrentFeature);
 210     }
 211   }
 212   //An operation passed by message. Start it, process and commit.
 213   const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
 214   if (aPartSetMsg) {
 215     ModuleBase_Operation* anOperation =
 216         (ModuleBase_Operation*)(aPartSetMsg->pointer());
 217
 218     if (myOperationMgr->startOperation(anOperation)) {
 219       myPropertyPanel->updateContentWidget(anOperation->feature());
 220       if (anOperation->getDescription()->xmlRepresentation().isEmpty()) {
 221         anOperation->commit();
 222         updateCommandStatus();
 223       }
 224     }
 225     return;
 226   }
 227   //Show error dialog if error message received.
 228   const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
 229   if (anAppError) {
 230     emit errorOccurred(QString::fromLatin1(anAppError->description()));
 231     myErrorDlg->show();
 232     myErrorDlg->raise();
 233     myErrorDlg->activateWindow();
 234   }
 235
 236 }
 237
 238 //******************************************************
 239 void XGUI_Workshop::onOperationStarted()
 240 {
 241   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 242
 243   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) { //!< No need for property panel
 244     connectWithOperation(aOperation);
 245
 246     showPropertyPanel();
 247
 248     ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aOperation);
 249     QWidget* aContent = myPropertyPanel->contentWidget();
 250     qDeleteAll(aContent->children());
 251     aFactory.createWidget(aContent);
 252     myPropertyPanel->setModelWidgets(aFactory.getModelWidgets());
 253     myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
 254   }
 255 }
 256
 257 //******************************************************
 258 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 259 {
 260   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 261
 262   //!< No need for property panel
 263   updateCommandStatus();
 264   hidePropertyPanel();
 265   if(myOperationMgr->operationsCount() > 1) {
 266     myActionsMgr->updateAction(theOperation->getDescription()->operationId());
 267     return;
 268   }
 269   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) {
 270     myActionsMgr->restoreCommandState();
 271   }
 272 }
 273
 274 /*
 275  *
 276  */
 277 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 278 {
 279   if (!theMessage) {
 280 #ifdef _DEBUG
 281     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 282 #endif
 283     return;
 284   }
 285   // Remember features icons
 286   myIcons[QString::fromStdString(theMessage->id())] = QString::fromStdString(theMessage->icon());
 287
 288   //Find or create Workbench
 289   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 290   QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
 291   bool isUsePropPanel = theMessage->isUseInput();
 292   if (isSalomeMode()) {
 293     QString aId = QString::fromStdString(theMessage->id());
 294     salomeConnector()->addFeature(aWchName,
 295                                   QString::fromStdString(theMessage->id()),
 296                                   aId,
 297                                   QString::fromStdString(theMessage->tooltip()),
 298                                   QIcon(theMessage->icon().c_str()),
 299                                   isUsePropPanel, this,
 300                                   SLOT(onFeatureTriggered()), QKeySequence());
 301     myActionsMgr->addCommand(aId, salomeConnector()->command(aId));
 302     salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
 303
 304   } else {
 305
 306     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 307     XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 308     if (!aPage) {
 309       aPage = addWorkbench(aWchName);
 310     }
 311     //Find or create Group
 312     QString aGroupName = QString::fromStdString(theMessage->groupId());
 313     XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 314     if (!aGroup) {
 315       aGroup = aPage->addGroup(aGroupName);
 316     }
 317     //Create feature...
 318     XGUI_Command* aCommand = aGroup->addFeature(QString::fromStdString(theMessage->id()),
 319                                                 QString::fromStdString(theMessage->text()),
 320                                                 QString::fromStdString(theMessage->tooltip()),
 321                                                 QIcon(theMessage->icon().c_str()),
 322                                                 QKeySequence(), isUsePropPanel);
 323     aCommand->setUnblockableCommands(aNestedFeatures.split(" "));
 324     myActionsMgr->addCommand(aCommand);
 325     myPartSetModule->featureCreated(aCommand);
 326   }
 327 }
 328
 329 /*
 330  * Makes a signal/slot connections between Property Panel
 331  * and given operation. The given operation becomes a
 332  * current operation and previous operation if exists
 333  */
 334 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 335 {
 336   QPushButton* aOkBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 337   connect(aOkBtn, SIGNAL(clicked()), theOperation, SLOT(commit()));
 338   QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 339   connect(aCancelBtn, SIGNAL(clicked()), theOperation, SLOT(abort()));
 340
 341   QAction* aCommand = 0;
 342   if (isSalomeMode()) {
 343     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
 344   } else {
 345     XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 346     aCommand = aMenu->feature(theOperation->getDescription()->operationId());
 347   }
 348   //Abort operation on uncheck the command
 349   connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 350 }
 351
 352 /*
 353  * Saves document with given name.
 354  */
 355 void XGUI_Workshop::saveDocument(QString theName)
 356 {
 357   QApplication::restoreOverrideCursor();
 358   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 359   boost::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 360   aDoc->save(theName.toLatin1().constData());
 361   QApplication::restoreOverrideCursor();
 362 }
 363
 364 //******************************************************
 365 void XGUI_Workshop::onExit()
 366 {
 367   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 368   boost::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 369   if(aDoc->isModified()) {
 370     int anAnswer = QMessageBox::question(
 371         myMainWindow, tr("Save current file"),
 372         tr("The document is modified, save before exit?"),
 373         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 374     if(anAnswer == QMessageBox::Save) {
 375       onSave();
 376     } else if (anAnswer == QMessageBox::Cancel) {
 377       return;
 378     }
 379   }
 380   qApp->exit();
 381 }
 382
 383 //******************************************************
 384 void XGUI_Workshop::onNew()
 385 {
 386   QApplication::setOverrideCursor(Qt::WaitCursor);
 387   if (objectBrowser() == 0) {
 388     createDockWidgets();
 389     mySelector->connectViewers();
 390   }
 391   myViewerProxy->connectToViewer();
 392   showObjectBrowser();
 393   if (!isSalomeMode()) {
 394     myMainWindow->showPythonConsole();
 395     QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 396     aWnd->showMaximized();
 397     updateCommandStatus();
 398   }
 399   QApplication::restoreOverrideCursor();
 400 }
 401
 402 //******************************************************
 403 void XGUI_Workshop::onOpen()
 404 {
 405   //save current file before close if modified
 406   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 407   boost::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 408   if(aDoc->isModified()) {
 409     //TODO(sbh): re-launch the app?
 410     int anAnswer = QMessageBox::question(
 411         myMainWindow, tr("Save current file"),
 412         tr("The document is modified, save before opening another?"),
 413         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 414     if(anAnswer == QMessageBox::Save) {
 415       onSave();
 416     } else if (anAnswer == QMessageBox::Cancel) {
 417       return;
 418     }
 419     aDoc->close();
 420     myCurrentFile = "";
 421   }
 422
 423   //show file dialog, check if readable and open
 424   myCurrentFile = QFileDialog::getOpenFileName(mainWindow());
 425   if(myCurrentFile.isEmpty())
 426     return;
 427   QFileInfo aFileInfo(myCurrentFile);
 428   if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
 429     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 430     myCurrentFile = "";
 431     return;
 432   }
 433   QApplication::setOverrideCursor(Qt::WaitCursor);
 434   aDoc->load(myCurrentFile.toLatin1().constData());
 435   QApplication::restoreOverrideCursor();
 436   updateCommandStatus();
 437 }
 438
 439 //******************************************************
 440 void XGUI_Workshop::onSave()
 441 {
 442   if(myCurrentFile.isEmpty()) {
 443     onSaveAs();
 444     return;
 445   }
 446   saveDocument(myCurrentFile);
 447   updateCommandStatus();
 448 }
 449
 450 //******************************************************
 451 void XGUI_Workshop::onSaveAs()
 452 {
 453   QString aTemp = myCurrentFile;
 454   myCurrentFile = QFileDialog::getSaveFileName(mainWindow());
 455   if(myCurrentFile.isEmpty()) {
 456     myCurrentFile = aTemp;
 457     return;
 458   }
 459   QFileInfo aFileInfo(myCurrentFile);
 460   if(aFileInfo.exists() && !aFileInfo.isWritable()) {
 461     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to save the file."));
 462     return;
 463   }
 464   onSave();
 465 }
 466
 467 //******************************************************
 468 void XGUI_Workshop::onUndo()
 469 {
 470   objectBrowser()->setCurrentIndex(QModelIndex());
 471   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 472   boost::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 473   aDoc->undo();
 474   updateCommandStatus();
 475 }
 476
 477 //******************************************************
 478 void XGUI_Workshop::onRedo()
 479 {
 480   objectBrowser()->setCurrentIndex(QModelIndex());
 481   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 482   boost::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 483   aDoc->redo();
 484   updateCommandStatus();
 485 }
 486
 487 //******************************************************
 488 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 489 {
 490   QString libName =
 491       QString::fromStdString(library(theModule.toStdString()));
 492   if (libName.isEmpty()) {
 493     qWarning(
 494     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 495     return 0;
 496   }
 497
 498   QString err;
 499   CREATE_FUNC crtInst = 0;
 500
 501 #ifdef WIN32
 502   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 503   if (!modLib) {
 504     LPVOID lpMsgBuf;
 505     ::FormatMessage(
 506         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 507         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 508     QString aMsg((char*) &lpMsgBuf);
 509     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 510     ::LocalFree(lpMsgBuf);
 511   } else {
 512     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 513     if (!crtInst) {
 514       LPVOID lpMsgBuf;
 515       ::FormatMessage(
 516           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 517               | FORMAT_MESSAGE_IGNORE_INSERTS,
 518           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 519       QString aMsg((char*) &lpMsgBuf);
 520       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 521       ::LocalFree(lpMsgBuf);
 522     }
 523   }
 524 #else
 525   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY );
 526   if ( !modLib ) {
 527     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 528   } else {
 529     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 530     if ( !crtInst ) {
 531       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 532     }
 533   }
 534 #endif
 535
 536   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 537
 538   if (!err.isEmpty()) {
 539     if (mainWindow()) {
 540       QMessageBox::warning(mainWindow(), tr("Error"), err);
 541     } else {
 542       qWarning( qPrintable( err ));
 543     }
 544   }
 545   return aModule;
 546 }
 547
 548 //******************************************************
 549 bool XGUI_Workshop::activateModule()
 550 {
 551   Config_ModuleReader aModuleReader;
 552   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
 553   myPartSetModule = loadModule(moduleName);
 554   if (!myPartSetModule)
 555     return false;
 556   myPartSetModule->createFeatures();
 557   return true;
 558 }
 559
 560 //******************************************************
 561 void XGUI_Workshop::updateCommandStatus()
 562 {
 563   if (isSalomeMode()) // TODO: update commands in SALOME
 564     return;
 565   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 566
 567   QList<XGUI_Command*> aCommands = aMenuBar->features();
 568   QList<XGUI_Command*>::const_iterator aIt;
 569
 570   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 571   if (aMgr->hasRootDocument()) {
 572     XGUI_Command* aUndoCmd;
 573     XGUI_Command* aRedoCmd;
 574     for (aIt = aCommands.constBegin(); aIt != aCommands.constEnd(); ++aIt) {
 575       if ((*aIt)->id() == "UNDO_CMD")
 576         aUndoCmd = (*aIt);
 577       else if ((*aIt)->id() == "REDO_CMD")
 578         aRedoCmd = (*aIt);
 579       else // Enable all commands
 580         (*aIt)->enable();
 581     }
 582     boost::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 583     aUndoCmd->setEnabled(aDoc->canUndo());
 584     aRedoCmd->setEnabled(aDoc->canRedo());
 585   } else {
 586     for (aIt = aCommands.constBegin(); aIt != aCommands.constEnd(); ++aIt) {
 587       if ((*aIt)->id() == "NEW_CMD")
 588         (*aIt)->enable();
 589       else if ((*aIt)->id() == "EXIT_CMD")
 590         (*aIt)->enable();
 591       else
 592         (*aIt)->disable();
 593     }
 594   }
 595 }
 596
 597 //******************************************************
 598 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
 599 {
 600   QDockWidget* aObjDock = new QDockWidget(theParent);
 601   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 602   aObjDock->setWindowTitle(tr("Object browser"));
 603   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
 604   connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
 605   aObjDock->setWidget(myObjectBrowser);
 606   return aObjDock;
 607 }
 608
 609 //******************************************************
 610 /*
 611  * Creates dock widgets, places them in corresponding area
 612  * and tabifies if necessary.
 613  */
 614 void XGUI_Workshop::createDockWidgets()
 615 {
 616   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
 617                                           myMainWindow;
 618   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
 619   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
 620   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
 621   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
 622   hidePropertyPanel(); //<! Invisible by default
 623   hideObjectBrowser();
 624   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
 625 }
 626
 627 //******************************************************
 628 void XGUI_Workshop::showPropertyPanel()
 629 {
 630   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 631   //<! Restore ability to close panel from the window's menu
 632   aViewAct->setEnabled(true);
 633   myPropertyPanel->show();
 634   myPropertyPanel->raise();
 635 }
 636
 637 //******************************************************
 638 void XGUI_Workshop::hidePropertyPanel()
 639 {
 640   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 641   //<! Do not allow to show empty property panel
 642   aViewAct->setEnabled(false);
 643   myPropertyPanel->hide();
 644 }
 645
 646 //******************************************************
 647 void XGUI_Workshop::showObjectBrowser()
 648 {
 649   myObjectBrowser->parentWidget()->show();
 650 }
 651
 652 //******************************************************
 653 void XGUI_Workshop::hideObjectBrowser()
 654 {
 655   myObjectBrowser->parentWidget()->hide();
 656 }
 657
 658 //******************************************************
 659 void XGUI_Workshop::onFeatureTriggered()
 660 {
 661   QAction* aCmd = dynamic_cast<QAction*>(sender());
 662   if (aCmd) {
 663     QString aId = salomeConnector()->commandId(aCmd);
 664     if (!aId.isNull())
 665       myPartSetModule->launchOperation(aId);
 666   }
 667 }
 668
 669 //******************************************************
 670 void XGUI_Workshop::changeCurrentDocument(FeaturePtr thePart)
 671 {
 672   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 673   if (thePart) {
 674     boost::shared_ptr<ModelAPI_AttributeDocRef> aDocRef = thePart->data()->docRef("PartDocument");
 675     if (aDocRef)
 676       aMgr->setCurrentDocument(aDocRef->value());
 677   } else {
 678     aMgr->setCurrentDocument(aMgr->rootDocument());
 679   }
 680 }
 681
 682 //******************************************************
 683 void XGUI_Workshop::salomeViewerSelectionChanged()
 684 {
 685   emit salomeViewerSelection();
 686 }
 687
 688
 689 //**************************************************************
 690 XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const
 691 {
 692   return mySalomeConnector->viewer();
 693 }