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     FeaturePtr aFeature = aUpdMsg->feature();
 223     if (aFeature->getKind() == "Part") {
 224       //The created part will be created in Object Browser later and we have to activate it
 225       // only when it is created everywere
 226       QTimer::singleShot(50, this, SLOT(activateLastPart()));
 227     }
 228   }
 229
 230   // Process deletion of a part
 231   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_DELETED)) {
 232     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 233     if (aMgr->currentDocument() == aMgr->rootDocument())
 234       activatePart(FeaturePtr()); // Activate PartSet
 235   }
 236
 237   //Update property panel on corresponding message. If there is no current operation (no
 238   //property panel), or received message has different feature to the current - do nothing.
 239   static Events_ID aFeatureUpdatedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_UPDATED);
 240   if (theMessage->eventID() == aFeatureUpdatedId && myOperationMgr->hasOperation())
 241   {
 242     const Model_FeatureUpdatedMessage* anUpdateMsg =
 243         dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 244     FeaturePtr aNewFeature = anUpdateMsg->feature();
 245     FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
 246     if(aNewFeature == aCurrentFeature) {
 247       myPropertyPanel->updateContentWidget(aCurrentFeature);
 248     }
 249   }
 250   //An operation passed by message. Start it, process and commit.
 251   const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
 252   if (aPartSetMsg) {
 253     ModuleBase_Operation* anOperation =
 254         (ModuleBase_Operation*)(aPartSetMsg->pointer());
 255
 256     if (myOperationMgr->startOperation(anOperation)) {
 257       myPropertyPanel->updateContentWidget(anOperation->feature());
 258       if (anOperation->getDescription()->xmlRepresentation().isEmpty()) {
 259         anOperation->commit();
 260         updateCommandStatus();
 261       }
 262     }
 263     return;
 264   }
 265   //Show error dialog if error message received.
 266   const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
 267   if (anAppError) {
 268     emit errorOccurred(QString::fromLatin1(anAppError->description()));
 269     myErrorDlg->show();
 270     myErrorDlg->raise();
 271     myErrorDlg->activateWindow();
 272   }
 273
 274 }
 275
 276 //******************************************************
 277 void XGUI_Workshop::onOperationStarted()
 278 {
 279   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 280
 281   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) { //!< No need for property panel
 282     connectWithOperation(aOperation);
 283
 284     showPropertyPanel();
 285
 286     ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aOperation);
 287     QWidget* aContent = myPropertyPanel->contentWidget();
 288     qDeleteAll(aContent->children());
 289     aFactory.createWidget(aContent);
 290     myPropertyPanel->setModelWidgets(aFactory.getModelWidgets());
 291     myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
 292   }
 293 }
 294
 295 //******************************************************
 296 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 297 {
 298   //!< No need for property panel
 299   updateCommandStatus();
 300   hidePropertyPanel();
 301 }
 302
 303 /*
 304  *
 305  */
 306 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 307 {
 308   if (!theMessage) {
 309 #ifdef _DEBUG
 310     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 311 #endif
 312     return;
 313   }
 314   // Remember features icons
 315   myIcons[QString::fromStdString(theMessage->id())] = QString::fromStdString(theMessage->icon());
 316
 317   //Find or create Workbench
 318   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 319   QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
 320   bool isUsePropPanel = theMessage->isUseInput();
 321   QString aId = QString::fromStdString(theMessage->id());
 322   if (isSalomeMode()) {
 323     QAction* aAction = salomeConnector()->addFeature(aWchName,
 324                               aId,
 325                               QString::fromStdString(theMessage->text()),
 326                               QString::fromStdString(theMessage->tooltip()),
 327                               QIcon(theMessage->icon().c_str()),
 328                               QKeySequence(), isUsePropPanel);
 329     myActionsMgr->addCommand(aAction);
 330     salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
 331     myPartSetModule->featureCreated(aAction);
 332   } else {
 333
 334     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 335     XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 336     if (!aPage) {
 337       aPage = addWorkbench(aWchName);
 338     }
 339     //Find or create Group
 340     QString aGroupName = QString::fromStdString(theMessage->groupId());
 341     XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 342     if (!aGroup) {
 343       aGroup = aPage->addGroup(aGroupName);
 344     }
 345     //Create feature...
 346     XGUI_Command* aCommand = aGroup->addFeature(aId,
 347                                                 QString::fromStdString(theMessage->text()),
 348                                                 QString::fromStdString(theMessage->tooltip()),
 349                                                 QIcon(theMessage->icon().c_str()),
 350                                                 QKeySequence(), isUsePropPanel);
 351     aCommand->setNestedCommands(aNestedFeatures.split(" ", QString::SkipEmptyParts));
 352     myActionsMgr->addCommand(aCommand);
 353     myPartSetModule->featureCreated(aCommand);
 354   }
 355 }
 356
 357 /*
 358  * Makes a signal/slot connections between Property Panel
 359  * and given operation. The given operation becomes a
 360  * current operation and previous operation if exists
 361  */
 362 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 363 {
 364   QAction* aCommand = 0;
 365   if (isSalomeMode()) {
 366     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
 367   } else {
 368     XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 369     aCommand = aMenu->feature(theOperation->getDescription()->operationId());
 370   }
 371   //Abort operation on uncheck the command
 372   connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 373 }
 374
 375 /*
 376  * Saves document with given name.
 377  */
 378 void XGUI_Workshop::saveDocument(QString theName)
 379 {
 380   QApplication::restoreOverrideCursor();
 381   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 382   DocumentPtr aDoc = aMgr->rootDocument();
 383   aDoc->save(theName.toLatin1().constData());
 384   QApplication::restoreOverrideCursor();
 385 }
 386
 387 //******************************************************
 388 void XGUI_Workshop::onExit()
 389 {
 390   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 391   DocumentPtr aDoc = aMgr->rootDocument();
 392   if(aDoc->isModified()) {
 393     int anAnswer = QMessageBox::question(
 394         myMainWindow, tr("Save current file"),
 395         tr("The document is modified, save before exit?"),
 396         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 397     if(anAnswer == QMessageBox::Save) {
 398       onSave();
 399     } else if (anAnswer == QMessageBox::Cancel) {
 400       return;
 401     }
 402   }
 403   qApp->exit();
 404 }
 405
 406 //******************************************************
 407 void XGUI_Workshop::onNew()
 408 {
 409   QApplication::setOverrideCursor(Qt::WaitCursor);
 410   if (objectBrowser() == 0) {
 411     createDockWidgets();
 412     mySelector->connectViewers();
 413   }
 414   myViewerProxy->connectToViewer();
 415   showObjectBrowser();
 416   if (!isSalomeMode()) {
 417     myMainWindow->showPythonConsole();
 418     QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 419     aWnd->showMaximized();
 420     updateCommandStatus();
 421   }
 422   QApplication::restoreOverrideCursor();
 423 }
 424
 425 //******************************************************
 426 void XGUI_Workshop::onOpen()
 427 {
 428   //save current file before close if modified
 429   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 430   DocumentPtr aDoc = aMgr->rootDocument();
 431   if(aDoc->isModified()) {
 432     //TODO(sbh): re-launch the app?
 433     int anAnswer = QMessageBox::question(
 434         myMainWindow, tr("Save current file"),
 435         tr("The document is modified, save before opening another?"),
 436         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 437     if(anAnswer == QMessageBox::Save) {
 438       onSave();
 439     } else if (anAnswer == QMessageBox::Cancel) {
 440       return;
 441     }
 442     aDoc->close();
 443     myCurrentDir = "";
 444   }
 445
 446   //show file dialog, check if readable and open
 447   myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
 448   if(myCurrentDir.isEmpty())
 449     return;
 450   QFileInfo aFileInfo(myCurrentDir);
 451   if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
 452     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 453     myCurrentDir = "";
 454     return;
 455   }
 456   QApplication::setOverrideCursor(Qt::WaitCursor);
 457   aDoc->load(myCurrentDir.toLatin1().constData());
 458   QApplication::restoreOverrideCursor();
 459   updateCommandStatus();
 460 }
 461
 462 //******************************************************
 463 void XGUI_Workshop::onSave()
 464 {
 465   if(myCurrentDir.isEmpty()) {
 466     onSaveAs();
 467     return;
 468   }
 469   saveDocument(myCurrentDir);
 470   updateCommandStatus();
 471 }
 472
 473 //******************************************************
 474 void XGUI_Workshop::onSaveAs()
 475 {
 476   QFileDialog dialog(mainWindow());
 477   dialog.setWindowTitle(tr("Select directory to save files..."));
 478   dialog.setFileMode(QFileDialog::Directory);
 479   dialog.setFilter(tr("Folders (*)"));
 480   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
 481   dialog.setViewMode(QFileDialog::Detail);
 482
 483   if(!dialog.exec()) {
 484     return;
 485   }
 486   QString aTempDir = dialog.selectedFiles().first();
 487   QDir aDir(aTempDir);
 488   if(aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot|QDir::AllEntries).isEmpty()) {
 489     int answer = QMessageBox::question(myMainWindow,
 490                                        QString(),
 491                                        tr("The folder already contains some files, save anyway?"),
 492                                        QMessageBox::Save|QMessageBox::Cancel);
 493     if(answer == QMessageBox::Cancel)
 494       return;
 495   }
 496   myCurrentDir = aTempDir;
 497   onSave();
 498 }
 499
 500 //******************************************************
 501 void XGUI_Workshop::onUndo()
 502 {
 503   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 504   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 505   DocumentPtr aDoc = aMgr->rootDocument();
 506   if (aDoc->isOperation())
 507     operationMgr()->abortOperation();
 508   aDoc->undo();
 509   updateCommandStatus();
 510 }
 511
 512 //******************************************************
 513 void XGUI_Workshop::onRedo()
 514 {
 515   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 516   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 517   DocumentPtr aDoc = aMgr->rootDocument();
 518   aDoc->redo();
 519   updateCommandStatus();
 520 }
 521
 522 //******************************************************
 523 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 524 {
 525   QString libName =
 526       QString::fromStdString(library(theModule.toStdString()));
 527   if (libName.isEmpty()) {
 528     qWarning(
 529     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 530     return 0;
 531   }
 532
 533   QString err;
 534   CREATE_FUNC crtInst = 0;
 535
 536 #ifdef WIN32
 537   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 538   if (!modLib) {
 539     LPVOID lpMsgBuf;
 540     ::FormatMessage(
 541         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 542         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 543     QString aMsg((char*) &lpMsgBuf);
 544     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 545     ::LocalFree(lpMsgBuf);
 546   } else {
 547     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 548     if (!crtInst) {
 549       LPVOID lpMsgBuf;
 550       ::FormatMessage(
 551           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 552               | FORMAT_MESSAGE_IGNORE_INSERTS,
 553           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 554       QString aMsg((char*) &lpMsgBuf);
 555       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 556       ::LocalFree(lpMsgBuf);
 557     }
 558   }
 559 #else
 560   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
 561   if ( !modLib ) {
 562     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 563   } else {
 564     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 565     if ( !crtInst ) {
 566       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 567     }
 568   }
 569 #endif
 570
 571   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 572
 573   if (!err.isEmpty()) {
 574     if (mainWindow()) {
 575       QMessageBox::warning(mainWindow(), tr("Error"), err);
 576     } else {
 577       qWarning( qPrintable( err ));
 578     }
 579   }
 580   return aModule;
 581 }
 582
 583 //******************************************************
 584 bool XGUI_Workshop::activateModule()
 585 {
 586   Config_ModuleReader aModuleReader;
 587   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
 588   myPartSetModule = loadModule(moduleName);
 589   if (!myPartSetModule)
 590     return false;
 591   myPartSetModule->createFeatures();
 592   myActionsMgr->update();
 593   return true;
 594 }
 595
 596 //******************************************************
 597 void XGUI_Workshop::updateCommandStatus()
 598 {
 599   QList<QAction*> aCommands;
 600   if (isSalomeMode()) { // update commands in SALOME mode
 601     aCommands = salomeConnector()->commandList();
 602   } else {
 603     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 604     foreach (XGUI_Command* aCmd, aMenuBar->features())
 605       aCommands.append(aCmd);
 606   }
 607   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 608   if (aMgr->hasRootDocument()) {
 609     QAction* aUndoCmd;
 610     QAction* aRedoCmd;
 611     foreach(QAction* aCmd, aCommands) {
 612       QString aId = aCmd->data().toString();
 613       if (aId == "UNDO_CMD")
 614         aUndoCmd = aCmd;
 615       else if (aId == "REDO_CMD")
 616         aRedoCmd = aCmd;
 617       else // Enable all commands
 618         aCmd->setEnabled(true);
 619     }
 620     DocumentPtr aDoc = aMgr->rootDocument();
 621     aUndoCmd->setEnabled(aDoc->canUndo());
 622     aRedoCmd->setEnabled(aDoc->canRedo());
 623   } else {
 624     foreach(QAction* aCmd, aCommands) {
 625       QString aId = aCmd->data().toString();
 626       if (aId == "NEW_CMD")
 627         aCmd->setEnabled(true);
 628       else if (aId == "EXIT_CMD")
 629         aCmd->setEnabled(true);
 630       else
 631         aCmd->setEnabled(false);
 632     }
 633   }
 634   myActionsMgr->update();
 635 }
 636
 637 //******************************************************
 638 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
 639 {
 640   QDockWidget* aObjDock = new QDockWidget(theParent);
 641   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 642   aObjDock->setWindowTitle(tr("Object browser"));
 643   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
 644   connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
 645   aObjDock->setWidget(myObjectBrowser);
 646
 647   myContextMenuMgr->connectObjectBrowser();
 648   return aObjDock;
 649 }
 650
 651 //******************************************************
 652 /*
 653  * Creates dock widgets, places them in corresponding area
 654  * and tabifies if necessary.
 655  */
 656 void XGUI_Workshop::createDockWidgets()
 657 {
 658   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
 659                                           myMainWindow;
 660   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
 661   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
 662   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
 663   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
 664   hidePropertyPanel(); //<! Invisible by default
 665   hideObjectBrowser();
 666   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
 667
 668   QPushButton* aOkBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 669   connect(aOkBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onCommitOperation()));
 670   QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 671   connect(aCancelBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onAbortOperation()));
 672 }
 673
 674 //******************************************************
 675 void XGUI_Workshop::showPropertyPanel()
 676 {
 677   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 678   //<! Restore ability to close panel from the window's menu
 679   aViewAct->setEnabled(true);
 680   myPropertyPanel->show();
 681   myPropertyPanel->raise();
 682 }
 683
 684 //******************************************************
 685 void XGUI_Workshop::hidePropertyPanel()
 686 {
 687   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 688   //<! Do not allow to show empty property panel
 689   aViewAct->setEnabled(false);
 690   myPropertyPanel->hide();
 691 }
 692
 693 //******************************************************
 694 void XGUI_Workshop::showObjectBrowser()
 695 {
 696   myObjectBrowser->parentWidget()->show();
 697 }
 698
 699 //******************************************************
 700 void XGUI_Workshop::hideObjectBrowser()
 701 {
 702   myObjectBrowser->parentWidget()->hide();
 703 }
 704
 705 //******************************************************
 706 void XGUI_Workshop::onFeatureTriggered()
 707 {
 708   QAction* aCmd = dynamic_cast<QAction*>(sender());
 709   if (aCmd) {
 710     QString aId = salomeConnector()->commandId(aCmd);
 711     if (!aId.isNull())
 712       myPartSetModule->launchOperation(aId);
 713   }
 714 }
 715
 716 //******************************************************
 717 void XGUI_Workshop::changeCurrentDocument(FeaturePtr thePart)
 718 {
 719   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 720   if (thePart) {
 721     boost::shared_ptr<ModelAPI_AttributeDocRef> aDocRef = thePart->data()->docRef("PartDocument");
 722     if (aDocRef)
 723       aMgr->setCurrentDocument(aDocRef->value());
 724   } else {
 725     aMgr->setCurrentDocument(aMgr->rootDocument());
 726   }
 727 }
 728
 729 //******************************************************
 730 void XGUI_Workshop::salomeViewerSelectionChanged()
 731 {
 732   emit salomeViewerSelection();
 733 }
 734
 735
 736 //**************************************************************
 737 XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const
 738 {
 739   return mySalomeConnector->viewer();
 740 }
 741
 742 //**************************************************************
 743 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
 744 {
 745   QFeatureList aFeatures = mySelector->selectedFeatures();
 746   if ((theId == "ACTIVATE_PART_CMD") && (aFeatures.size() > 0))
 747     activatePart(aFeatures.first());
 748   else if (theId == "DEACTIVATE_PART_CMD")
 749     activatePart(FeaturePtr());
 750   else if (theId == "DELETE_CMD")
 751     deleteFeatures(aFeatures);
 752 }
 753
 754 //**************************************************************
 755 void XGUI_Workshop::activatePart(FeaturePtr theFeature)
 756 {
 757   changeCurrentDocument(theFeature);
 758   myObjectBrowser->activatePart(theFeature);
 759 }
 760
 761 //**************************************************************
 762 void XGUI_Workshop::activateLastPart()
 763 {
 764   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 765   DocumentPtr aDoc = aMgr->rootDocument();
 766   FeaturePtr aLastPart = aDoc->feature(PARTS_GROUP, aDoc->size(PARTS_GROUP) - 1, true);
 767   activatePart(aLastPart);
 768 }
 769
 770 //**************************************************************
 771 void XGUI_Workshop::deleteFeatures(QFeatureList theList)
 772 {
 773   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() : myMainWindow;
 774   QMessageBox::StandardButton aRes = QMessageBox::warning(aDesktop, tr("Delete features"),
 775                                                           tr("Seleted features will be deleted. Continue?"),
 776                                                           QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
 777   if (aRes == QMessageBox::Yes) {
 778     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 779     aMgr->rootDocument()->startOperation();
 780     foreach (FeaturePtr aFeature, theList) {
 781       if (aFeature->getKind() == "Part") {
 782         DocumentPtr aDoc = aFeature->data()->docRef("PartDocument")->value();
 783         if (aDoc == aMgr->currentDocument()) {
 784           aDoc->close();
 785         }
 786       } //else
 787         //aDoc = aFeature->document();
 788       aMgr->rootDocument()->removeFeature(aFeature);
 789     }
 790     aMgr->rootDocument()->finishOperation();
 791   }
 792 }