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   myCurrentFile(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()),  this, SLOT(onOperationStarted()));
  96   connect(myOperationMgr, SIGNAL(operationResumed()),  this, SLOT(onOperationStarted()));
  97   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)),
  98           this, SLOT(onOperationStopped(ModuleBase_Operation*)));
  99   connect(this, SIGNAL(errorOccurred(const QString&)), myErrorDlg, SLOT(addError(const QString&)));
 100 }
 101
 102 //******************************************************
 103 XGUI_Workshop::~XGUI_Workshop(void)
 104 {
 105 }
 106
 107 //******************************************************
 108 void XGUI_Workshop::startApplication()
 109 {
 110   initMenu();
 111   //Initialize event listening
 112   Events_Loop* aLoop = Events_Loop::loop();
 113   aLoop->registerListener(this, Events_Error::errorID()); //!< Listening application errors.
 114   //TODO(sbh): Implement static method to extract event id [SEID]
 115   Events_ID aFeatureId = aLoop->eventByName(EVENT_FEATURE_LOADED);
 116   aLoop->registerListener(this, aFeatureId);
 117   Events_ID aPartSetId = aLoop->eventByName("PartSetModuleEvent");
 118   aLoop->registerListener(this, aPartSetId);
 119   Events_ID aFeatureUpdatedId = aLoop->eventByName(EVENT_FEATURE_UPDATED);
 120   aLoop->registerListener(this, aFeatureUpdatedId);
 121   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_CREATED));
 122   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_DELETED));
 123
 124   activateModule();
 125   if (myMainWindow) {
 126     myMainWindow->show();
 127     updateCommandStatus();
 128   }
 129   onNew();
 130 }
 131
 132 //******************************************************
 133 void XGUI_Workshop::initMenu()
 134 {
 135   myContextMenuMgr->createActions();
 136
 137   if (isSalomeMode()) {
 138     // Create only Undo, Redo commands
 139     QAction* aAction = salomeConnector()->addEditCommand("UNDO_CMD",
 140                                       tr("Undo"), tr("Undo last command"),
 141                                       QIcon(":pictures/undo.png"),
 142                                       QKeySequence::Undo, false);
 143     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onUndo()));
 144     aAction = salomeConnector()->addEditCommand("REDO_CMD",
 145                                       tr("Redo"), tr("Redo last command"),
 146                                       QIcon(":pictures/redo.png"),
 147                                       QKeySequence::Redo, false);
 148     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRedo()));
 149     salomeConnector()->addEditMenuSeparator();
 150     return;
 151   }
 152   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
 153
 154   // File commands group
 155   XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
 156
 157   XGUI_Command* aCommand;
 158
 159   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
 160                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 161   aCommand->connectTo(this, SLOT(onSave()));
 162   //aCommand->disable();
 163
 164   aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
 165                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 166   aCommand->connectTo(this, SLOT(onUndo()));
 167
 168   aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
 169                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 170   aCommand->connectTo(this, SLOT(onRedo()));
 171
 172   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 173                                 QIcon(":pictures/rebuild.png"));
 174
 175   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 176                                 QIcon(":pictures/save.png"));
 177   aCommand->connectTo(this, SLOT(onSaveAs()));
 178   //aCommand->disable();
 179
 180   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 181                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 182   aCommand->connectTo(this, SLOT(onOpen()));
 183
 184   //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
 185   //                              QIcon(":pictures/new.png"), QKeySequence::New);
 186   //aCommand->connectTo(this, SLOT(onNew()));
 187
 188   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 189                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 190   aCommand->connectTo(this, SLOT(onExit()));
 191 }
 192
 193 //******************************************************
 194 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 195 {
 196   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 197   return aMenuBar->addWorkbench(theName);
 198 }
 199
 200 //******************************************************
 201 void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 202 {
 203   //A message to start feature creation received.
 204   static Events_ID aFeatureLoadedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED);
 205   if (theMessage->eventID() == aFeatureLoadedId) {
 206     const Config_FeatureMessage* aFeatureMsg = dynamic_cast<const Config_FeatureMessage*>(theMessage);
 207     addFeature(aFeatureMsg);
 208     return;
 209   }
 210   // Process creation of Part
 211   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_CREATED)) {
 212     const Model_FeatureUpdatedMessage* aUpdMsg = dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 213     std::set<FeaturePtr> aFeatures = aUpdMsg->features();
 214
 215     std::set<FeaturePtr>::const_iterator aIt;
 216     bool aHasPart = false;
 217     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 218       FeaturePtr aFeature = (*aIt);
 219       if (aFeature->getKind() == "Part") {
 220         aHasPart = true;
 221         break;
 222       }
 223     }
 224     if (aHasPart) {
 225       //The created part will be created in Object Browser later and we have to activate it
 226       // only when it is created everywere
 227       QTimer::singleShot(50, this, SLOT(activateLastPart()));
 228     }
 229   }
 230
 231   // Process deletion of a part
 232   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_DELETED)) {
 233     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 234     if (aMgr->currentDocument() == aMgr->rootDocument())
 235       activatePart(FeaturePtr()); // Activate PartSet
 236   }
 237
 238   //Update property panel on corresponding message. If there is no current operation (no
 239   //property panel), or received message has different feature to the current - do nothing.
 240   static Events_ID aFeatureUpdatedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_UPDATED);
 241   if (theMessage->eventID() == aFeatureUpdatedId && myOperationMgr->hasOperation())
 242   {
 243     const Model_FeatureUpdatedMessage* anUpdateMsg =
 244         dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 245     std::set<FeaturePtr> aFeatures = anUpdateMsg->features();
 246
 247     FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
 248     std::set<FeaturePtr>::const_iterator aIt;
 249     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 250       FeaturePtr aNewFeature = (*aIt);
 251       if(aNewFeature == aCurrentFeature) {
 252         myPropertyPanel->updateContentWidget(aCurrentFeature);
 253         break;
 254       }
 255     }
 256   }
 257   //An operation passed by message. Start it, process and commit.
 258   const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
 259   if (aPartSetMsg) {
 260     ModuleBase_Operation* anOperation =
 261         (ModuleBase_Operation*)(aPartSetMsg->pointer());
 262
 263     if (myOperationMgr->startOperation(anOperation)) {
 264       myPropertyPanel->updateContentWidget(anOperation->feature());
 265       if (anOperation->getDescription()->xmlRepresentation().isEmpty()) {
 266         anOperation->commit();
 267         updateCommandStatus();
 268       }
 269     }
 270     return;
 271   }
 272   //Show error dialog if error message received.
 273   const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
 274   if (anAppError) {
 275     emit errorOccurred(QString::fromLatin1(anAppError->description()));
 276     myErrorDlg->show();
 277     myErrorDlg->raise();
 278     myErrorDlg->activateWindow();
 279   }
 280
 281 }
 282
 283 //******************************************************
 284 void XGUI_Workshop::onOperationStarted()
 285 {
 286   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 287
 288   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) { //!< No need for property panel
 289     connectWithOperation(aOperation);
 290
 291     showPropertyPanel();
 292
 293     ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aOperation);
 294     QWidget* aContent = myPropertyPanel->contentWidget();
 295     qDeleteAll(aContent->children());
 296     aFactory.createWidget(aContent);
 297     myPropertyPanel->setModelWidgets(aFactory.getModelWidgets());
 298     myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
 299   }
 300 }
 301
 302 //******************************************************
 303 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 304 {
 305   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 306
 307   //!< No need for property panel
 308   updateCommandStatus();
 309   hidePropertyPanel();
 310   if(myOperationMgr->operationsCount() > 1) {
 311     myActionsMgr->updateAction(theOperation->getDescription()->operationId());
 312     return;
 313   }
 314   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) {
 315     myActionsMgr->restoreCommandState();
 316   }
 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->setUnblockableCommands(aNestedFeatures.split(" "));
 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     myCurrentFile = "";
 460   }
 461
 462   //show file dialog, check if readable and open
 463   myCurrentFile = QFileDialog::getExistingDirectory(mainWindow());
 464   if(myCurrentFile.isEmpty())
 465     return;
 466   QFileInfo aFileInfo(myCurrentFile);
 467   if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
 468     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 469     myCurrentFile = "";
 470     return;
 471   }
 472   QApplication::setOverrideCursor(Qt::WaitCursor);
 473   aDoc->load(myCurrentFile.toLatin1().constData());
 474   QApplication::restoreOverrideCursor();
 475   updateCommandStatus();
 476 }
 477
 478 //******************************************************
 479 void XGUI_Workshop::onSave()
 480 {
 481   if(myCurrentFile.isEmpty()) {
 482     onSaveAs();
 483     return;
 484   }
 485   saveDocument(myCurrentFile);
 486   updateCommandStatus();
 487 }
 488
 489 //******************************************************
 490 void XGUI_Workshop::onSaveAs()
 491 {
 492   QString aTemp = myCurrentFile;
 493   myCurrentFile = QFileDialog::getSaveFileName(mainWindow());
 494   if(myCurrentFile.isEmpty()) {
 495     myCurrentFile = aTemp;
 496     return;
 497   }
 498   QFileInfo aFileInfo(myCurrentFile);
 499   if(aFileInfo.exists() && !aFileInfo.isWritable()) {
 500     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to save the file."));
 501     return;
 502   }
 503   onSave();
 504 }
 505
 506 //******************************************************
 507 void XGUI_Workshop::onUndo()
 508 {
 509   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 510   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 511   DocumentPtr aDoc = aMgr->rootDocument();
 512   if (aDoc->isOperation())
 513     operationMgr()->abortOperation();
 514   aDoc->undo();
 515   updateCommandStatus();
 516 }
 517
 518 //******************************************************
 519 void XGUI_Workshop::onRedo()
 520 {
 521   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 522   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 523   DocumentPtr aDoc = aMgr->rootDocument();
 524   aDoc->redo();
 525   updateCommandStatus();
 526 }
 527
 528 //******************************************************
 529 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 530 {
 531   QString libName =
 532       QString::fromStdString(library(theModule.toStdString()));
 533   if (libName.isEmpty()) {
 534     qWarning(
 535     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 536     return 0;
 537   }
 538
 539   QString err;
 540   CREATE_FUNC crtInst = 0;
 541
 542 #ifdef WIN32
 543   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 544   if (!modLib) {
 545     LPVOID lpMsgBuf;
 546     ::FormatMessage(
 547         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 548         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 549     QString aMsg((char*) &lpMsgBuf);
 550     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 551     ::LocalFree(lpMsgBuf);
 552   } else {
 553     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 554     if (!crtInst) {
 555       LPVOID lpMsgBuf;
 556       ::FormatMessage(
 557           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 558               | FORMAT_MESSAGE_IGNORE_INSERTS,
 559           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 560       QString aMsg((char*) &lpMsgBuf);
 561       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 562       ::LocalFree(lpMsgBuf);
 563     }
 564   }
 565 #else
 566   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
 567   if ( !modLib ) {
 568     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 569   } else {
 570     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 571     if ( !crtInst ) {
 572       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 573     }
 574   }
 575 #endif
 576
 577   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 578
 579   if (!err.isEmpty()) {
 580     if (mainWindow()) {
 581       QMessageBox::warning(mainWindow(), tr("Error"), err);
 582     } else {
 583       qWarning( qPrintable( err ));
 584     }
 585   }
 586   return aModule;
 587 }
 588
 589 //******************************************************
 590 bool XGUI_Workshop::activateModule()
 591 {
 592   Config_ModuleReader aModuleReader;
 593   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
 594   myPartSetModule = loadModule(moduleName);
 595   if (!myPartSetModule)
 596     return false;
 597   myPartSetModule->createFeatures();
 598   return true;
 599 }
 600
 601 //******************************************************
 602 void XGUI_Workshop::updateCommandStatus()
 603 {
 604   QList<QAction*> aCommands;
 605   if (isSalomeMode()) { // update commands in SALOME mode
 606     aCommands = salomeConnector()->commandList();
 607   } else {
 608     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 609     foreach (XGUI_Command* aCmd, aMenuBar->features())
 610       aCommands.append(aCmd);
 611   }
 612   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 613   if (aMgr->hasRootDocument()) {
 614     QAction* aUndoCmd;
 615     QAction* aRedoCmd;
 616     foreach(QAction* aCmd, aCommands) {
 617       QString aId = aCmd->data().toString();
 618       if (aId == "UNDO_CMD")
 619         aUndoCmd = aCmd;
 620       else if (aId == "REDO_CMD")
 621         aRedoCmd = aCmd;
 622       else // Enable all commands
 623         aCmd->setEnabled(true);
 624     }
 625     DocumentPtr aDoc = aMgr->rootDocument();
 626     aUndoCmd->setEnabled(aDoc->canUndo());
 627     aRedoCmd->setEnabled(aDoc->canRedo());
 628   } else {
 629     foreach(QAction* aCmd, aCommands) {
 630       QString aId = aCmd->data().toString();
 631       if (aId == "NEW_CMD")
 632         aCmd->setEnabled(true);
 633       else if (aId == "EXIT_CMD")
 634         aCmd->setEnabled(true);
 635       else
 636         aCmd->setEnabled(false);
 637     }
 638   }
 639 }
 640
 641 //******************************************************
 642 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
 643 {
 644   QDockWidget* aObjDock = new QDockWidget(theParent);
 645   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 646   aObjDock->setWindowTitle(tr("Object browser"));
 647   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
 648   connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
 649   aObjDock->setWidget(myObjectBrowser);
 650
 651   myContextMenuMgr->connectObjectBrowser();
 652   return aObjDock;
 653 }
 654
 655 //******************************************************
 656 /*
 657  * Creates dock widgets, places them in corresponding area
 658  * and tabifies if necessary.
 659  */
 660 void XGUI_Workshop::createDockWidgets()
 661 {
 662   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
 663                                           myMainWindow;
 664   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
 665   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
 666   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
 667   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
 668   hidePropertyPanel(); //<! Invisible by default
 669   hideObjectBrowser();
 670   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
 671
 672   QPushButton* aOkBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 673   connect(aOkBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onCommitOperation()));
 674   QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 675   connect(aCancelBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onAbortOperation()));
 676 }
 677
 678 //******************************************************
 679 void XGUI_Workshop::showPropertyPanel()
 680 {
 681   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 682   //<! Restore ability to close panel from the window's menu
 683   aViewAct->setEnabled(true);
 684   myPropertyPanel->show();
 685   myPropertyPanel->raise();
 686 }
 687
 688 //******************************************************
 689 void XGUI_Workshop::hidePropertyPanel()
 690 {
 691   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 692   //<! Do not allow to show empty property panel
 693   aViewAct->setEnabled(false);
 694   myPropertyPanel->hide();
 695 }
 696
 697 //******************************************************
 698 void XGUI_Workshop::showObjectBrowser()
 699 {
 700   myObjectBrowser->parentWidget()->show();
 701 }
 702
 703 //******************************************************
 704 void XGUI_Workshop::hideObjectBrowser()
 705 {
 706   myObjectBrowser->parentWidget()->hide();
 707 }
 708
 709 //******************************************************
 710 void XGUI_Workshop::onFeatureTriggered()
 711 {
 712   QAction* aCmd = dynamic_cast<QAction*>(sender());
 713   if (aCmd) {
 714     QString aId = salomeConnector()->commandId(aCmd);
 715     if (!aId.isNull())
 716       myPartSetModule->launchOperation(aId);
 717   }
 718 }
 719
 720 //******************************************************
 721 void XGUI_Workshop::changeCurrentDocument(FeaturePtr thePart)
 722 {
 723   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 724   if (thePart) {
 725     boost::shared_ptr<ModelAPI_AttributeDocRef> aDocRef = thePart->data()->docRef("PartDocument");
 726     if (aDocRef)
 727       aMgr->setCurrentDocument(aDocRef->value());
 728   } else {
 729     aMgr->setCurrentDocument(aMgr->rootDocument());
 730   }
 731 }
 732
 733 //******************************************************
 734 void XGUI_Workshop::salomeViewerSelectionChanged()
 735 {
 736   emit salomeViewerSelection();
 737 }
 738
 739
 740 //**************************************************************
 741 XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const
 742 {
 743   return mySalomeConnector->viewer();
 744 }
 745
 746 //**************************************************************
 747 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
 748 {
 749   QFeatureList aFeatures = mySelector->selectedFeatures();
 750   if ((theId == "ACTIVATE_PART_CMD") && (aFeatures.size() > 0))
 751     activatePart(aFeatures.first());
 752   else if (theId == "DEACTIVATE_PART_CMD")
 753     activatePart(FeaturePtr());
 754   else if (theId == "DELETE_CMD")
 755     deleteFeatures(aFeatures);
 756 }
 757
 758 //**************************************************************
 759 void XGUI_Workshop::activatePart(FeaturePtr theFeature)
 760 {
 761   changeCurrentDocument(theFeature);
 762   myObjectBrowser->activatePart(theFeature);
 763 }
 764
 765 //**************************************************************
 766 void XGUI_Workshop::activateLastPart()
 767 {
 768   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 769   DocumentPtr aDoc = aMgr->rootDocument();
 770   FeaturePtr aLastPart = aDoc->feature(PARTS_GROUP, aDoc->size(PARTS_GROUP) - 1, true);
 771   activatePart(aLastPart);
 772 }
 773
 774 //**************************************************************
 775 void XGUI_Workshop::deleteFeatures(QFeatureList theList)
 776 {
 777   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() : myMainWindow;
 778   QMessageBox::StandardButton aRes = QMessageBox::warning(aDesktop, tr("Delete features"),
 779                                                           tr("Seleted features will be deleted. Continue?"),
 780                                                           QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
 781   if (aRes == QMessageBox::Yes) {
 782     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 783     aMgr->rootDocument()->startOperation();
 784     foreach (FeaturePtr aFeature, theList) {
 785       if (aFeature->getKind() == "Part") {
 786         DocumentPtr aDoc = aFeature->data()->docRef("PartDocument")->value();
 787         if (aDoc == aMgr->currentDocument()) {
 788           aDoc->close();
 789         }
 790       } //else
 791         //aDoc = aFeature->document();
 792       aMgr->rootDocument()->removeFeature(aFeature);
 793     }
 794     aMgr->rootDocument()->finishOperation();
 795   }
 796 }