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 #include "XGUI_ContextMenuMgr.h"
  23 #include "XGUI_ModuleConnector.h"
  24
  25 #include <Model_Events.h>
  26 #include <ModelAPI_PluginManager.h>
  27 #include <ModelAPI_Feature.h>
  28 #include <ModelAPI_Data.h>
  29 #include <ModelAPI_AttributeDocRef.h>
  30 #include <ModelAPI_Object.h>
  31
  32 #include <Events_Loop.h>
  33 #include <Events_Error.h>
  34 #include <ModuleBase_Operation.h>
  35 #include <ModuleBase_Operation.h>
  36 #include <ModuleBase_OperationDescription.h>
  37 #include <Config_Common.h>
  38 #include <Config_FeatureMessage.h>
  39 #include <Config_PointerMessage.h>
  40 #include <Config_ModuleReader.h>
  41
  42 #include <QApplication>
  43 #include <QFileDialog>
  44 #include <QMessageBox>
  45 #include <QMdiSubWindow>
  46 #include <QPushButton>
  47 #include <QDockWidget>
  48 #include <QLayout>
  49 #include <QTimer>
  50
  51 #ifdef _DEBUG
  52 #include <QDebug>
  53 #endif
  54
  55 #ifdef WIN32
  56 #include <windows.h>
  57 #else
  58 #include <dlfcn.h>
  59 #endif
  60
  61
  62 QMap<QString, QString> XGUI_Workshop::myIcons;
  63
  64 QString XGUI_Workshop::featureIcon(const std::string& theId)
  65 {
  66   QString aId(theId.c_str());
  67   if (myIcons.contains(aId))
  68     return myIcons[aId];
  69   return QString();
  70 }
  71
  72 XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
  73   : QObject(),
  74   myCurrentDir(QString()),
  75   myPartSetModule(NULL),
  76   mySalomeConnector(theConnector),
  77   myPropertyPanel(0),
  78   myObjectBrowser(0),
  79   myDisplayer(0)
  80 {
  81   myMainWindow = mySalomeConnector? 0 : new XGUI_MainWindow();
  82
  83   myDisplayer = new XGUI_Displayer(this);
  84
  85   mySelector = new XGUI_SelectionMgr(this);
  86
  87   myOperationMgr = new XGUI_OperationMgr(this);
  88   myActionsMgr = new XGUI_ActionsMgr(this);
  89   myErrorDlg = new XGUI_ErrorDialog(myMainWindow);
  90   myContextMenuMgr = new XGUI_ContextMenuMgr(this);
  91   connect(myContextMenuMgr, SIGNAL(actionTriggered(const QString&, bool)),
  92           this, SLOT(onContextMenuCommand(const QString&, bool)));
  93
  94   myViewerProxy = new XGUI_ViewerProxy(this);
  95
  96   myModuleConnector = new XGUI_ModuleConnector(this);
  97
  98   connect(myOperationMgr, SIGNAL(operationStarted()), SLOT(onOperationStarted()));
  99   connect(myOperationMgr, SIGNAL(operationResumed()), SLOT(onOperationStarted()));
 100   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), SLOT(onOperationStopped(ModuleBase_Operation*)));
 101   connect(myMainWindow, SIGNAL(exitKeySequence()), SLOT(onExit()));
 102   connect(myOperationMgr, SIGNAL(operationStarted()), myActionsMgr, SLOT(update()));
 103   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), myActionsMgr, SLOT(update()));
 104   connect(this, SIGNAL(errorOccurred(const QString&)), myErrorDlg, SLOT(addError(const QString&)));
 105 }
 106
 107 //******************************************************
 108 XGUI_Workshop::~XGUI_Workshop(void)
 109 {
 110 }
 111
 112 //******************************************************
 113 void XGUI_Workshop::startApplication()
 114 {
 115   initMenu();
 116   //Initialize event listening
 117   Events_Loop* aLoop = Events_Loop::loop();
 118   aLoop->registerListener(this, Events_Error::errorID()); //!< Listening application errors.
 119   //TODO(sbh): Implement static method to extract event id [SEID]
 120   Events_ID aFeatureId = aLoop->eventByName(EVENT_FEATURE_LOADED);
 121   aLoop->registerListener(this, aFeatureId);
 122   Events_ID aPartSetId = aLoop->eventByName("PartSetModuleEvent");
 123   aLoop->registerListener(this, aPartSetId);
 124   Events_ID aFeatureUpdatedId = aLoop->eventByName(EVENT_FEATURE_UPDATED);
 125   aLoop->registerListener(this, aFeatureUpdatedId);
 126   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_CREATED));
 127
 128   activateModule();
 129   if (myMainWindow) {
 130     myMainWindow->show();
 131     updateCommandStatus();
 132   }
 133   onNew();
 134 }
 135
 136 //******************************************************
 137 void XGUI_Workshop::initMenu()
 138 {
 139   myContextMenuMgr->createActions();
 140
 141   if (isSalomeMode()) {
 142     // Create only Undo, Redo commands
 143     QAction* aAction = salomeConnector()->addEditCommand("UNDO_CMD",
 144                                       tr("Undo"), tr("Undo last command"),
 145                                       QIcon(":pictures/undo.png"),
 146                                       QKeySequence::Undo, false);
 147     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onUndo()));
 148     aAction = salomeConnector()->addEditCommand("REDO_CMD",
 149                                       tr("Redo"), tr("Redo last command"),
 150                                       QIcon(":pictures/redo.png"),
 151                                       QKeySequence::Redo, false);
 152     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRedo()));
 153     salomeConnector()->addEditMenuSeparator();
 154     return;
 155   }
 156   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
 157
 158   // File commands group
 159   XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
 160
 161   XGUI_Command* aCommand;
 162
 163   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
 164                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 165   aCommand->connectTo(this, SLOT(onSave()));
 166   //aCommand->disable();
 167
 168   aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
 169                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 170   aCommand->connectTo(this, SLOT(onUndo()));
 171
 172   aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
 173                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 174   aCommand->connectTo(this, SLOT(onRedo()));
 175
 176   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 177                                 QIcon(":pictures/rebuild.png"));
 178
 179   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 180                                 QIcon(":pictures/save.png"));
 181   aCommand->connectTo(this, SLOT(onSaveAs()));
 182   //aCommand->disable();
 183
 184   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 185                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 186   aCommand->connectTo(this, SLOT(onOpen()));
 187
 188   //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
 189   //                              QIcon(":pictures/new.png"), QKeySequence::New);
 190   //aCommand->connectTo(this, SLOT(onNew()));
 191
 192   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 193                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 194   aCommand->connectTo(this, SLOT(onExit()));
 195   //FIXME: SBH's test action. Can be used for some GUI tests.
 196   //#ifdef _DEBUG
 197   //  aCommand = aGroup->addFeature("TEST_CMD", "Test!", "Private debug button",
 198   //                                QIcon(":pictures/close.png"));
 199   //  aCommand->connectTo(myActionsMgr, SLOT(update()));
 200   //#endif
 201 }
 202
 203 //******************************************************
 204 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 205 {
 206   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 207   return aMenuBar->addWorkbench(theName);
 208 }
 209
 210 //******************************************************
 211 void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 212 {
 213   //A message to start feature creation received.
 214   static Events_ID aFeatureLoadedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED);
 215   if (theMessage->eventID() == aFeatureLoadedId) {
 216     const Config_FeatureMessage* aFeatureMsg = dynamic_cast<const Config_FeatureMessage*>(theMessage);
 217     if(!aFeatureMsg->isInternal()) {
 218       addFeature(aFeatureMsg);
 219     }
 220     return;
 221   }
 222   // Process creation of Part
 223   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_CREATED)) {
 224     const Model_FeatureUpdatedMessage* aUpdMsg = dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 225     std::set<FeaturePtr> aFeatures = aUpdMsg->features();
 226
 227     std::set<FeaturePtr>::const_iterator aIt;
 228     bool aHasPart = false;
 229     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 230       FeaturePtr aFeature = (*aIt);
 231       if (aFeature->getKind() == PARTSET_PART_KIND) {
 232         aHasPart = true;
 233         break;
 234       }
 235     }
 236     if (aHasPart) {
 237       //The created part will be created in Object Browser later and we have to activate it
 238       // only when it is created everywere
 239       QTimer::singleShot(50, this, SLOT(activateLastPart()));
 240     }
 241   }
 242
 243   //Update property panel on corresponding message. If there is no current operation (no
 244   //property panel), or received message has different feature to the current - do nothing.
 245   static Events_ID aFeatureUpdatedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_UPDATED);
 246   if (theMessage->eventID() == aFeatureUpdatedId && myOperationMgr->hasOperation())
 247   {
 248     const Model_FeatureUpdatedMessage* anUpdateMsg =
 249         dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 250     std::set<FeaturePtr> aFeatures = anUpdateMsg->features();
 251
 252     FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
 253     std::set<FeaturePtr>::const_iterator aIt;
 254     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 255       FeaturePtr aNewFeature = (*aIt);
 256       if(aNewFeature == aCurrentFeature) {
 257         myPropertyPanel->updateContentWidget(aCurrentFeature);
 258         break;
 259       }
 260     }
 261   }
 262   //An operation passed by message. Start it, process and commit.
 263   const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
 264   if (aPartSetMsg) {
 265     ModuleBase_Operation* anOperation =
 266         (ModuleBase_Operation*)(aPartSetMsg->pointer());
 267
 268     if (myOperationMgr->startOperation(anOperation)) {
 269       myPropertyPanel->updateContentWidget(anOperation->feature());
 270       if (anOperation->getDescription()->xmlRepresentation().isEmpty()) {
 271         anOperation->commit();
 272         updateCommandStatus();
 273       }
 274     }
 275     return;
 276   }
 277   //Show error dialog if error message received.
 278   const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
 279   if (anAppError) {
 280     emit errorOccurred(QString::fromLatin1(anAppError->description()));
 281   }
 282
 283 }
 284
 285 //******************************************************
 286 void XGUI_Workshop::onOperationStarted()
 287 {
 288   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 289
 290   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) { //!< No need for property panel
 291     connectWithOperation(aOperation);
 292
 293     showPropertyPanel();
 294
 295     ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aOperation, myModuleConnector);
 296     QWidget* aContent = myPropertyPanel->contentWidget();
 297     qDeleteAll(aContent->children());
 298     aFactory.createWidget(aContent);
 299     myPropertyPanel->setModelWidgets(aFactory.getModelWidgets());
 300     myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
 301   }
 302   updateCommandStatus();
 303 }
 304
 305 //******************************************************
 306 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 307 {
 308   //!< No need for property panel
 309   updateCommandStatus();
 310   hidePropertyPanel();
 311 }
 312
 313 /*
 314  *
 315  */
 316 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 317 {
 318   if (!theMessage) {
 319 #ifdef _DEBUG
 320     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 321 #endif
 322     return;
 323   }
 324   // Remember features icons
 325   myIcons[QString::fromStdString(theMessage->id())] = QString::fromStdString(theMessage->icon());
 326
 327   //Find or create Workbench
 328   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 329   QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
 330   bool isUsePropPanel = theMessage->isUseInput();
 331   QString aId = QString::fromStdString(theMessage->id());
 332   if (isSalomeMode()) {
 333     QAction* aAction = salomeConnector()->addFeature(aWchName,
 334                               aId,
 335                               QString::fromStdString(theMessage->text()),
 336                               QString::fromStdString(theMessage->tooltip()),
 337                               QIcon(theMessage->icon().c_str()),
 338                               QKeySequence(), isUsePropPanel);
 339     salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
 340     myActionsMgr->addCommand(aAction);
 341     myPartSetModule->featureCreated(aAction);
 342   } else {
 343
 344     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 345     XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 346     if (!aPage) {
 347       aPage = addWorkbench(aWchName);
 348     }
 349     //Find or create Group
 350     QString aGroupName = QString::fromStdString(theMessage->groupId());
 351     XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 352     if (!aGroup) {
 353       aGroup = aPage->addGroup(aGroupName);
 354     }
 355     //Create feature...
 356     XGUI_Command* aCommand = aGroup->addFeature(aId,
 357                                                 QString::fromStdString(theMessage->text()),
 358                                                 QString::fromStdString(theMessage->tooltip()),
 359                                                 QIcon(theMessage->icon().c_str()),
 360                                                 QKeySequence(), isUsePropPanel);
 361     aCommand->setNestedCommands(aNestedFeatures.split(" ", QString::SkipEmptyParts));
 362     myActionsMgr->addCommand(aCommand);
 363     myPartSetModule->featureCreated(aCommand);
 364   }
 365 }
 366
 367 /*
 368  * Makes a signal/slot connections between Property Panel
 369  * and given operation. The given operation becomes a
 370  * current operation and previous operation if exists
 371  */
 372 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 373 {
 374   QAction* aCommand = 0;
 375   if (isSalomeMode()) {
 376     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
 377   } else {
 378     XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 379     aCommand = aMenu->feature(theOperation->getDescription()->operationId());
 380   }
 381   //Abort operation on uncheck the command
 382   connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 383 }
 384
 385 /*
 386  * Saves document with given name.
 387  */
 388 void XGUI_Workshop::saveDocument(QString theName)
 389 {
 390   QApplication::restoreOverrideCursor();
 391   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 392   DocumentPtr aDoc = aMgr->rootDocument();
 393   aDoc->save(theName.toLatin1().constData());
 394   QApplication::restoreOverrideCursor();
 395 }
 396
 397 //******************************************************
 398 void XGUI_Workshop::onExit()
 399 {
 400   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 401   DocumentPtr aDoc = aMgr->rootDocument();
 402   if(aDoc->isModified()) {
 403     int anAnswer = QMessageBox::question(
 404         myMainWindow, tr("Save current file"),
 405         tr("The document is modified, save before exit?"),
 406         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 407     if(anAnswer == QMessageBox::Save) {
 408       bool saved = onSave();
 409       if(!saved) {
 410         return;
 411       }
 412     } else if (anAnswer == QMessageBox::Cancel) {
 413       return;
 414     }
 415   }
 416   qApp->exit();
 417 }
 418
 419 //******************************************************
 420 void XGUI_Workshop::onNew()
 421 {
 422   QApplication::setOverrideCursor(Qt::WaitCursor);
 423   if (objectBrowser() == 0) {
 424     createDockWidgets();
 425     mySelector->connectViewers();
 426   }
 427   myViewerProxy->connectToViewer();
 428   showObjectBrowser();
 429   if (!isSalomeMode()) {
 430     myMainWindow->showPythonConsole();
 431     QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 432     aWnd->showMaximized();
 433     updateCommandStatus();
 434   }
 435   QApplication::restoreOverrideCursor();
 436 }
 437
 438 //******************************************************
 439 void XGUI_Workshop::onOpen()
 440 {
 441   //save current file before close if modified
 442   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 443   DocumentPtr aDoc = aMgr->rootDocument();
 444   if(aDoc->isModified()) {
 445     //TODO(sbh): re-launch the app?
 446     int anAnswer = QMessageBox::question(
 447         myMainWindow, tr("Save current file"),
 448         tr("The document is modified, save before opening another?"),
 449         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 450     if(anAnswer == QMessageBox::Save) {
 451       onSave();
 452     } else if (anAnswer == QMessageBox::Cancel) {
 453       return;
 454     }
 455     aDoc->close();
 456     myCurrentDir = "";
 457   }
 458
 459   //show file dialog, check if readable and open
 460   myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
 461   if(myCurrentDir.isEmpty())
 462     return;
 463   QFileInfo aFileInfo(myCurrentDir);
 464   if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
 465     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 466     myCurrentDir = "";
 467     return;
 468   }
 469   QApplication::setOverrideCursor(Qt::WaitCursor);
 470   aDoc->load(myCurrentDir.toLatin1().constData());
 471   QApplication::restoreOverrideCursor();
 472   updateCommandStatus();
 473 }
 474
 475 //******************************************************
 476 bool XGUI_Workshop::onSave()
 477 {
 478   if(myCurrentDir.isEmpty()) {
 479     return onSaveAs();
 480   }
 481   saveDocument(myCurrentDir);
 482   updateCommandStatus();
 483   return true;
 484 }
 485
 486 //******************************************************
 487 bool XGUI_Workshop::onSaveAs()
 488 {
 489   QFileDialog dialog(mainWindow());
 490   dialog.setWindowTitle(tr("Select directory to save files..."));
 491   dialog.setFileMode(QFileDialog::Directory);
 492   dialog.setFilter(tr("Folders (*)"));
 493   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
 494   dialog.setViewMode(QFileDialog::Detail);
 495
 496   if(!dialog.exec()) {
 497     return false;
 498   }
 499   QString aTempDir = dialog.selectedFiles().first();
 500   QDir aDir(aTempDir);
 501   if(aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot|QDir::AllEntries).isEmpty()) {
 502     int answer = QMessageBox::question(myMainWindow,
 503                                        //: Title of the dialog which asks user if he wants to save study in existing non-empty folder
 504                                        tr("Save"),
 505                                        tr("The folder already contains some files, save anyway?"),
 506                                        QMessageBox::Save|QMessageBox::Cancel);
 507     if(answer == QMessageBox::Cancel) {
 508       return false;
 509     }
 510   }
 511   myCurrentDir = aTempDir;
 512   return onSave();
 513 }
 514
 515 //******************************************************
 516 void XGUI_Workshop::onUndo()
 517 {
 518   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 519   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 520   DocumentPtr aDoc = aMgr->rootDocument();
 521   if (aDoc->isOperation())
 522     operationMgr()->abortOperation();
 523   aDoc->undo();
 524   updateCommandStatus();
 525 }
 526
 527 //******************************************************
 528 void XGUI_Workshop::onRedo()
 529 {
 530   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 531   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 532   DocumentPtr aDoc = aMgr->rootDocument();
 533   if (aDoc->isOperation())
 534     operationMgr()->abortOperation();
 535   aDoc->redo();
 536   updateCommandStatus();
 537 }
 538
 539 //******************************************************
 540 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 541 {
 542   QString libName =
 543       QString::fromStdString(library(theModule.toStdString()));
 544   if (libName.isEmpty()) {
 545     qWarning(
 546     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 547     return 0;
 548   }
 549
 550   QString err;
 551   CREATE_FUNC crtInst = 0;
 552
 553 #ifdef WIN32
 554   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 555   if (!modLib) {
 556     LPVOID lpMsgBuf;
 557     ::FormatMessage(
 558         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 559         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 560     QString aMsg((char*) &lpMsgBuf);
 561     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 562     ::LocalFree(lpMsgBuf);
 563   } else {
 564     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 565     if (!crtInst) {
 566       LPVOID lpMsgBuf;
 567       ::FormatMessage(
 568           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 569               | FORMAT_MESSAGE_IGNORE_INSERTS,
 570           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 571       QString aMsg((char*) &lpMsgBuf);
 572       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 573       ::LocalFree(lpMsgBuf);
 574     }
 575   }
 576 #else
 577   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
 578   if ( !modLib ) {
 579     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 580   } else {
 581     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 582     if ( !crtInst ) {
 583       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 584     }
 585   }
 586 #endif
 587
 588   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 589
 590   if (!err.isEmpty()) {
 591     if (mainWindow()) {
 592       QMessageBox::warning(mainWindow(), tr("Error"), err);
 593     } else {
 594       qWarning( qPrintable( err ));
 595     }
 596   }
 597   return aModule;
 598 }
 599
 600 //******************************************************
 601 bool XGUI_Workshop::activateModule()
 602 {
 603   Config_ModuleReader aModuleReader;
 604   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
 605   myPartSetModule = loadModule(moduleName);
 606   if (!myPartSetModule)
 607     return false;
 608   myPartSetModule->createFeatures();
 609   myActionsMgr->update();
 610   return true;
 611 }
 612
 613 //******************************************************
 614 void XGUI_Workshop::updateCommandStatus()
 615 {
 616   QList<QAction*> aCommands;
 617   if (isSalomeMode()) { // update commands in SALOME mode
 618     aCommands = salomeConnector()->commandList();
 619   } else {
 620     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 621     foreach (XGUI_Command* aCmd, aMenuBar->features())
 622       aCommands.append(aCmd);
 623   }
 624   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 625   if (aMgr->hasRootDocument()) {
 626     QAction* aUndoCmd;
 627     QAction* aRedoCmd;
 628     foreach(QAction* aCmd, aCommands) {
 629       QString aId = aCmd->data().toString();
 630       if (aId == "UNDO_CMD")
 631         aUndoCmd = aCmd;
 632       else if (aId == "REDO_CMD")
 633         aRedoCmd = aCmd;
 634       else // Enable all commands
 635         aCmd->setEnabled(true);
 636     }
 637     DocumentPtr aDoc = aMgr->rootDocument();
 638     aUndoCmd->setEnabled(aDoc->canUndo());
 639     aRedoCmd->setEnabled(aDoc->canRedo());
 640   } else {
 641     foreach(QAction* aCmd, aCommands) {
 642       QString aId = aCmd->data().toString();
 643       if (aId == "NEW_CMD")
 644         aCmd->setEnabled(true);
 645       else if (aId == "EXIT_CMD")
 646         aCmd->setEnabled(true);
 647       else
 648         aCmd->setEnabled(false);
 649     }
 650   }
 651   myActionsMgr->update();
 652 }
 653
 654 //******************************************************
 655 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
 656 {
 657   QDockWidget* aObjDock = new QDockWidget(theParent);
 658   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 659   aObjDock->setWindowTitle(tr("Object browser"));
 660   aObjDock->setStyleSheet("::title { position: relative; padding-left: 5px; text-align: left center }");
 661   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
 662   connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
 663   aObjDock->setWidget(myObjectBrowser);
 664
 665   myContextMenuMgr->connectObjectBrowser();
 666   return aObjDock;
 667 }
 668
 669 //******************************************************
 670 /*
 671  * Creates dock widgets, places them in corresponding area
 672  * and tabifies if necessary.
 673  */
 674 void XGUI_Workshop::createDockWidgets()
 675 {
 676   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
 677                                           myMainWindow;
 678   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
 679   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
 680   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
 681   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
 682   hidePropertyPanel(); //<! Invisible by default
 683   hideObjectBrowser();
 684   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
 685
 686   QPushButton* aOkBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 687   connect(aOkBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onCommitOperation()));
 688   QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 689   connect(aCancelBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onAbortOperation()));
 690
 691   connect(myPropertyPanel, SIGNAL(keyReleased(const std::string&, QKeyEvent*)),
 692           myOperationMgr, SLOT(onKeyReleased(const std::string&, QKeyEvent*)));
 693 }
 694
 695 //******************************************************
 696 void XGUI_Workshop::showPropertyPanel()
 697 {
 698   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 699   //<! Restore ability to close panel from the window's menu
 700   aViewAct->setEnabled(true);
 701   myPropertyPanel->show();
 702   myPropertyPanel->raise();
 703 }
 704
 705 //******************************************************
 706 void XGUI_Workshop::hidePropertyPanel()
 707 {
 708   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 709   //<! Do not allow to show empty property panel
 710   aViewAct->setEnabled(false);
 711   myPropertyPanel->hide();
 712 }
 713
 714 //******************************************************
 715 void XGUI_Workshop::showObjectBrowser()
 716 {
 717   myObjectBrowser->parentWidget()->show();
 718 }
 719
 720 //******************************************************
 721 void XGUI_Workshop::hideObjectBrowser()
 722 {
 723   myObjectBrowser->parentWidget()->hide();
 724 }
 725
 726 //******************************************************
 727 void XGUI_Workshop::onFeatureTriggered()
 728 {
 729   QAction* aCmd = dynamic_cast<QAction*>(sender());
 730   if (aCmd) {
 731     QString aId = salomeConnector()->commandId(aCmd);
 732     if (!aId.isNull())
 733       myPartSetModule->launchOperation(aId);
 734   }
 735 }
 736
 737 //******************************************************
 738 void XGUI_Workshop::changeCurrentDocument(FeaturePtr thePart)
 739 {
 740   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 741   if (thePart) {
 742     DocumentPtr aFeaDoc;
 743     if (!XGUI_Tools::isModelObject(thePart)) {
 744       aFeaDoc = thePart->data()->docRef("PartDocument")->value();
 745     } else {
 746       ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(thePart);
 747       aFeaDoc = aObject->featureRef()->data()->docRef("PartDocument")->value();
 748     }
 749     if (aFeaDoc)
 750       aMgr->setCurrentDocument(aFeaDoc);
 751   } else {
 752     aMgr->setCurrentDocument(aMgr->rootDocument());
 753   }
 754 }
 755
 756 //******************************************************
 757 void XGUI_Workshop::salomeViewerSelectionChanged()
 758 {
 759   emit salomeViewerSelection();
 760 }
 761
 762
 763 //**************************************************************
 764 XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const
 765 {
 766   return mySalomeConnector->viewer();
 767 }
 768
 769 //**************************************************************
 770 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
 771 {
 772   QFeatureList aFeatures = mySelector->selectedFeatures();
 773   if ((theId == "ACTIVATE_PART_CMD") && (aFeatures.size() > 0))
 774     activatePart(aFeatures.first());
 775   else if (theId == "DEACTIVATE_PART_CMD")
 776     activatePart(FeaturePtr());
 777   else if (theId == "DELETE_CMD")
 778     deleteFeatures(aFeatures);
 779   else if (theId == "SHOW_CMD")
 780     showFeatures(aFeatures, true);
 781   else if (theId == "HIDE_CMD")
 782     showFeatures(aFeatures, false);
 783 }
 784
 785 //**************************************************************
 786 void XGUI_Workshop::activatePart(FeaturePtr theFeature)
 787 {
 788   changeCurrentDocument(theFeature);
 789   myObjectBrowser->activatePart(theFeature);
 790 }
 791
 792 //**************************************************************
 793 void XGUI_Workshop::activateLastPart()
 794 {
 795   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 796   DocumentPtr aDoc = aMgr->rootDocument();
 797   FeaturePtr aLastPart = aDoc->feature(PARTS_GROUP, aDoc->size(PARTS_GROUP) - 1, true);
 798   activatePart(aLastPart);
 799 }
 800
 801 //**************************************************************
 802 void XGUI_Workshop::deleteFeatures(QFeatureList theList)
 803 {
 804   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() : myMainWindow;
 805   QMessageBox::StandardButton aRes = QMessageBox::warning(aDesktop, tr("Delete features"),
 806                                                           tr("Seleted features will be deleted. Continue?"),
 807                                                           QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
 808   if (aRes == QMessageBox::Yes) {
 809     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 810     aMgr->rootDocument()->startOperation();
 811     foreach (FeaturePtr aFeature, theList) {
 812       if (aFeature->getKind() == "Part") {
 813         DocumentPtr aDoc;
 814         if (!XGUI_Tools::isModelObject(aFeature)) {
 815           aDoc = aFeature->data()->docRef("PartDocument")->value();
 816         } else {
 817           ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(aFeature);
 818           aDoc = aObject->featureRef()->data()->docRef("PartDocument")->value();
 819           aFeature = aObject->featureRef();
 820         }
 821         if (aDoc == aMgr->currentDocument()) {
 822           aDoc->close();
 823         }
 824       } else {
 825         if (XGUI_Tools::isModelObject(aFeature)) {
 826           ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(aFeature);
 827           aFeature = aObject->featureRef();
 828         }
 829       }
 830       aFeature->document()->removeFeature(aFeature);
 831     }
 832     aMgr->rootDocument()->finishOperation();
 833   }
 834 }
 835
 836 //**************************************************************
 837 void XGUI_Workshop::showFeatures(QFeatureList theList, bool isVisible)
 838 {
 839 //  foreach (FeaturePtr aFeature, theList) {
 840 //  }
 841 }