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