src/XGUI/XGUI_Workshop.cpp

   1 #include "XGUI_Module.h"
   2 #include "XGUI_Constants.h"
   3 #include "XGUI_Command.h"
   4 #include "XGUI_MainMenu.h"
   5 #include "XGUI_MainWindow.h"
   6 #include "XGUI_MenuGroupPanel.h"
   7 #include "XGUI_Tools.h"
   8 #include "XGUI_Workbench.h"
   9 #include "XGUI_Workshop.h"
  10 #include "XGUI_Viewer.h"
  11 #include "ModuleBase_WidgetFactory.h"
  12 #include "XGUI_SelectionMgr.h"
  13 #include "XGUI_ObjectsBrowser.h"
  14 #include "XGUI_Displayer.h"
  15 #include "XGUI_OperationMgr.h"
  16 #include "XGUI_SalomeConnector.h"
  17 #include "XGUI_SalomeViewer.h"
  18 #include "XGUI_ActionsMgr.h"
  19 #include "XGUI_ErrorDialog.h"
  20 #include "XGUI_ViewerProxy.h"
  21 #include "XGUI_PropertyPanel.h"
  22 #include "XGUI_ContextMenuMgr.h"
  23 #include "XGUI_ModuleConnector.h"
  24
  25 #include <Model_Events.h>
  26 #include <ModelAPI_PluginManager.h>
  27 #include <ModelAPI_Feature.h>
  28 #include <ModelAPI_Data.h>
  29 #include <ModelAPI_AttributeDocRef.h>
  30 #include <ModelAPI_Object.h>
  31
  32 #include <PartSetPlugin_Part.h>
  33
  34 #include <Events_Loop.h>
  35 #include <Events_Error.h>
  36 #include <ModuleBase_Operation.h>
  37 #include <ModuleBase_Operation.h>
  38 #include <ModuleBase_OperationDescription.h>
  39 #include <Config_Common.h>
  40 #include <Config_FeatureMessage.h>
  41 #include <Config_PointerMessage.h>
  42 #include <Config_ModuleReader.h>
  43
  44 #include <QApplication>
  45 #include <QFileDialog>
  46 #include <QMessageBox>
  47 #include <QMdiSubWindow>
  48 #include <QPushButton>
  49 #include <QDockWidget>
  50 #include <QLayout>
  51 #include <QTimer>
  52
  53 #ifdef _DEBUG
  54 #include <QDebug>
  55 #endif
  56
  57 #ifdef WIN32
  58 #include <windows.h>
  59 #else
  60 #include <dlfcn.h>
  61 #endif
  62
  63
  64 QMap<QString, QString> XGUI_Workshop::myIcons;
  65
  66 QString XGUI_Workshop::featureIcon(const std::string& theId)
  67 {
  68   QString aId(theId.c_str());
  69   if (myIcons.contains(aId))
  70     return myIcons[aId];
  71   return QString();
  72 }
  73
  74 XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
  75   : QObject(),
  76   myCurrentDir(QString()),
  77   myPartSetModule(NULL),
  78   mySalomeConnector(theConnector),
  79   myPropertyPanel(0),
  80   myObjectBrowser(0),
  81   myDisplayer(0)
  82 {
  83   myMainWindow = mySalomeConnector? 0 : new XGUI_MainWindow();
  84
  85   myDisplayer = new XGUI_Displayer(this);
  86
  87   mySelector = new XGUI_SelectionMgr(this);
  88
  89   myOperationMgr = new XGUI_OperationMgr(this);
  90   myActionsMgr = new XGUI_ActionsMgr(this);
  91   myErrorDlg = new XGUI_ErrorDialog(myMainWindow);
  92   myContextMenuMgr = new XGUI_ContextMenuMgr(this);
  93   connect(myContextMenuMgr, SIGNAL(actionTriggered(const QString&, bool)),
  94           this, SLOT(onContextMenuCommand(const QString&, bool)));
  95
  96   myViewerProxy = new XGUI_ViewerProxy(this);
  97
  98   myModuleConnector = new XGUI_ModuleConnector(this);
  99
 100   connect(myOperationMgr, SIGNAL(operationStarted()), SLOT(onOperationStarted()));
 101   connect(myOperationMgr, SIGNAL(operationResumed()), SLOT(onOperationStarted()));
 102   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), SLOT(onOperationStopped(ModuleBase_Operation*)));
 103   connect(myMainWindow, SIGNAL(exitKeySequence()), SLOT(onExit()));
 104   connect(myOperationMgr, SIGNAL(operationStarted()), myActionsMgr, SLOT(update()));
 105   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), myActionsMgr, SLOT(update()));
 106   connect(this, SIGNAL(errorOccurred(const QString&)), myErrorDlg, SLOT(addError(const QString&)));
 107 }
 108
 109 //******************************************************
 110 XGUI_Workshop::~XGUI_Workshop(void)
 111 {
 112 }
 113
 114 //******************************************************
 115 void XGUI_Workshop::startApplication()
 116 {
 117   initMenu();
 118   //Initialize event listening
 119   Events_Loop* aLoop = Events_Loop::loop();
 120   aLoop->registerListener(this, Events_Error::errorID()); //!< Listening application errors.
 121   //TODO(sbh): Implement static method to extract event id [SEID]
 122   Events_ID aFeatureId = aLoop->eventByName(EVENT_FEATURE_LOADED);
 123   aLoop->registerListener(this, aFeatureId);
 124   Events_ID aPartSetId = aLoop->eventByName("PartSetModuleEvent");
 125   aLoop->registerListener(this, aPartSetId);
 126   Events_ID aFeatureUpdatedId = aLoop->eventByName(EVENT_FEATURE_UPDATED);
 127   aLoop->registerListener(this, aFeatureUpdatedId);
 128   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_CREATED));
 129
 130   activateModule();
 131   if (myMainWindow) {
 132     myMainWindow->show();
 133     updateCommandStatus();
 134   }
 135   onNew();
 136 }
 137
 138 //******************************************************
 139 void XGUI_Workshop::initMenu()
 140 {
 141   myContextMenuMgr->createActions();
 142
 143   if (isSalomeMode()) {
 144     // Create only Undo, Redo commands
 145     QAction* aAction = salomeConnector()->addEditCommand("UNDO_CMD",
 146                                       tr("Undo"), tr("Undo last command"),
 147                                       QIcon(":pictures/undo.png"),
 148                                       QKeySequence::Undo, false);
 149     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onUndo()));
 150     aAction = salomeConnector()->addEditCommand("REDO_CMD",
 151                                       tr("Redo"), tr("Redo last command"),
 152                                       QIcon(":pictures/redo.png"),
 153                                       QKeySequence::Redo, false);
 154     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRedo()));
 155     salomeConnector()->addEditMenuSeparator();
 156     return;
 157   }
 158   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
 159
 160   // File commands group
 161   XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
 162
 163   XGUI_Command* aCommand;
 164
 165   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
 166                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 167   aCommand->connectTo(this, SLOT(onSave()));
 168   //aCommand->disable();
 169
 170   aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
 171                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 172   aCommand->connectTo(this, SLOT(onUndo()));
 173
 174   aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
 175                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 176   aCommand->connectTo(this, SLOT(onRedo()));
 177
 178   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 179                                 QIcon(":pictures/rebuild.png"));
 180
 181   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 182                                 QIcon(":pictures/save.png"));
 183   aCommand->connectTo(this, SLOT(onSaveAs()));
 184   //aCommand->disable();
 185
 186   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 187                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 188   aCommand->connectTo(this, SLOT(onOpen()));
 189
 190   //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
 191   //                              QIcon(":pictures/new.png"), QKeySequence::New);
 192   //aCommand->connectTo(this, SLOT(onNew()));
 193
 194   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 195                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 196   aCommand->connectTo(this, SLOT(onExit()));
 197   //FIXME: SBH's test action. Can be used for some GUI tests.
 198   //#ifdef _DEBUG
 199   //  aCommand = aGroup->addFeature("TEST_CMD", "Test!", "Private debug button",
 200   //                                QIcon(":pictures/close.png"));
 201   //  aCommand->connectTo(myActionsMgr, SLOT(update()));
 202   //#endif
 203 }
 204
 205 //******************************************************
 206 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 207 {
 208   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 209   return aMenuBar->addWorkbench(theName);
 210 }
 211
 212 //******************************************************
 213 void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 214 {
 215   //A message to start feature creation received.
 216   static Events_ID aFeatureLoadedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED);
 217   if (theMessage->eventID() == aFeatureLoadedId) {
 218     const Config_FeatureMessage* aFeatureMsg = dynamic_cast<const Config_FeatureMessage*>(theMessage);
 219     if(!aFeatureMsg->isInternal()) {
 220       addFeature(aFeatureMsg);
 221     }
 222     return;
 223   }
 224   // Process creation of Part
 225   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_CREATED)) {
 226     const Model_FeatureUpdatedMessage* aUpdMsg = dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 227     std::set<FeaturePtr> aFeatures = aUpdMsg->features();
 228
 229     std::set<FeaturePtr>::const_iterator aIt;
 230     bool aHasPart = false;
 231     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 232       FeaturePtr aFeature = (*aIt);
 233       if (aFeature->getKind() == PARTSET_PART_KIND) {
 234         aHasPart = true;
 235         //break;
 236       } else {
 237         myDisplayer->display(aFeature, false);
 238       }
 239     }
 240     myDisplayer->updateViewer();
 241     if (aHasPart) {
 242       //The created part will be created in Object Browser later and we have to activate it
 243       // only when it is created everywere
 244       QTimer::singleShot(50, this, SLOT(activateLastPart()));
 245     }
 246   }
 247
 248   //Update property panel on corresponding message. If there is no current operation (no
 249   //property panel), or received message has different feature to the current - do nothing.
 250   static Events_ID aFeatureUpdatedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_UPDATED);
 251   if (theMessage->eventID() == aFeatureUpdatedId) {
 252     const Model_FeatureUpdatedMessage* anUpdateMsg =
 253         dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 254
 255     std::set<FeaturePtr> aFeatures = anUpdateMsg->features();
 256     if (myOperationMgr->hasOperation())
 257     {
 258       FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
 259       std::set<FeaturePtr>::const_iterator aIt;
 260       for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 261         FeaturePtr aNewFeature = (*aIt);
 262         if(aNewFeature == aCurrentFeature) {
 263           myPropertyPanel->updateContentWidget(aCurrentFeature);
 264           break;
 265         }
 266       }
 267     }
 268     // Redisplay feature if it is modified
 269     std::set<FeaturePtr>::const_iterator aIt;
 270     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 271       FeaturePtr aFeature = (*aIt);
 272       if (aFeature->getKind() != PARTSET_PART_KIND) {
 273         if (myDisplayer->isVisible(aFeature))
 274           myDisplayer->redisplay(aFeature, false);
 275         else
 276           myDisplayer->display(aFeature, false);
 277       }
 278     }
 279     myDisplayer->updateViewer();
 280   }
 281   //An operation passed by message. Start it, process and commit.
 282   const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
 283   if (aPartSetMsg) {
 284     // Clear previous content
 285     myPropertyPanel->cleanContent();
 286     ModuleBase_Operation* anOperation =
 287         (ModuleBase_Operation*)(aPartSetMsg->pointer());
 288
 289     if (myOperationMgr->startOperation(anOperation)) {
 290       myPropertyPanel->updateContentWidget(anOperation->feature());
 291       if (anOperation->getDescription()->xmlRepresentation().isEmpty()) {
 292         anOperation->commit();
 293         updateCommandStatus();
 294       }
 295     }
 296     return;
 297   }
 298   //Show error dialog if error message received.
 299   const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
 300   if (anAppError) {
 301     emit errorOccurred(QString::fromLatin1(anAppError->description()));
 302   }
 303
 304 }
 305
 306 //******************************************************
 307 void XGUI_Workshop::onOperationStarted()
 308 {
 309   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 310
 311   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) { //!< No need for property panel
 312     connectWithOperation(aOperation);
 313
 314     showPropertyPanel();
 315
 316     ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aOperation, myModuleConnector);
 317     QWidget* aContent = myPropertyPanel->contentWidget();
 318     qDeleteAll(aContent->children());
 319     aFactory.createWidget(aContent);
 320     myPropertyPanel->setModelWidgets(aFactory.getModelWidgets());
 321     myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
 322   }
 323   updateCommandStatus();
 324 }
 325
 326 //******************************************************
 327 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 328 {
 329   //!< No need for property panel
 330   updateCommandStatus();
 331   hidePropertyPanel();
 332 }
 333
 334 /*
 335  *
 336  */
 337 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 338 {
 339   if (!theMessage) {
 340 #ifdef _DEBUG
 341     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 342 #endif
 343     return;
 344   }
 345   // Remember features icons
 346   myIcons[QString::fromStdString(theMessage->id())] = QString::fromStdString(theMessage->icon());
 347
 348   //Find or create Workbench
 349   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 350   QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
 351   bool isUsePropPanel = theMessage->isUseInput();
 352   QString aId = QString::fromStdString(theMessage->id());
 353   if (isSalomeMode()) {
 354     QAction* aAction = salomeConnector()->addFeature(aWchName,
 355                               aId,
 356                               QString::fromStdString(theMessage->text()),
 357                               QString::fromStdString(theMessage->tooltip()),
 358                               QIcon(theMessage->icon().c_str()),
 359                               QKeySequence(), isUsePropPanel);
 360     salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
 361     myActionsMgr->addCommand(aAction);
 362     myPartSetModule->featureCreated(aAction);
 363   } else {
 364
 365     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 366     XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 367     if (!aPage) {
 368       aPage = addWorkbench(aWchName);
 369     }
 370     //Find or create Group
 371     QString aGroupName = QString::fromStdString(theMessage->groupId());
 372     XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 373     if (!aGroup) {
 374       aGroup = aPage->addGroup(aGroupName);
 375     }
 376     //Create feature...
 377     XGUI_Command* aCommand = aGroup->addFeature(aId,
 378                                                 QString::fromStdString(theMessage->text()),
 379                                                 QString::fromStdString(theMessage->tooltip()),
 380                                                 QIcon(theMessage->icon().c_str()),
 381                                                 QKeySequence(), isUsePropPanel);
 382     aCommand->setNestedCommands(aNestedFeatures.split(" ", QString::SkipEmptyParts));
 383     myActionsMgr->addCommand(aCommand);
 384     myPartSetModule->featureCreated(aCommand);
 385   }
 386 }
 387
 388 /*
 389  * Makes a signal/slot connections between Property Panel
 390  * and given operation. The given operation becomes a
 391  * current operation and previous operation if exists
 392  */
 393 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 394 {
 395   QAction* aCommand = 0;
 396   if (isSalomeMode()) {
 397     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
 398   } else {
 399     XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 400     aCommand = aMenu->feature(theOperation->getDescription()->operationId());
 401   }
 402   //Abort operation on uncheck the command
 403   connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 404 }
 405
 406 /*
 407  * Saves document with given name.
 408  */
 409 void XGUI_Workshop::saveDocument(QString theName)
 410 {
 411   QApplication::restoreOverrideCursor();
 412   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 413   DocumentPtr aDoc = aMgr->rootDocument();
 414   aDoc->save(theName.toLatin1().constData());
 415   QApplication::restoreOverrideCursor();
 416 }
 417
 418 //******************************************************
 419 void XGUI_Workshop::onExit()
 420 {
 421   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 422   DocumentPtr aDoc = aMgr->rootDocument();
 423   if(aDoc->isModified()) {
 424     int anAnswer = QMessageBox::question(
 425         myMainWindow, tr("Save current file"),
 426         tr("The document is modified, save before exit?"),
 427         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 428     if(anAnswer == QMessageBox::Save) {
 429       bool saved = onSave();
 430       if(!saved) {
 431         return;
 432       }
 433     } else if (anAnswer == QMessageBox::Cancel) {
 434       return;
 435     }
 436   }
 437   qApp->exit();
 438 }
 439
 440 //******************************************************
 441 void XGUI_Workshop::onNew()
 442 {
 443   QApplication::setOverrideCursor(Qt::WaitCursor);
 444   if (objectBrowser() == 0) {
 445     createDockWidgets();
 446     mySelector->connectViewers();
 447   }
 448   myViewerProxy->connectToViewer();
 449   showObjectBrowser();
 450   if (!isSalomeMode()) {
 451     myMainWindow->showPythonConsole();
 452     QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 453     myContextMenuMgr->connectViewer();
 454     aWnd->showMaximized();
 455     updateCommandStatus();
 456   }
 457   QApplication::restoreOverrideCursor();
 458 }
 459
 460 //******************************************************
 461 void XGUI_Workshop::onOpen()
 462 {
 463   //save current file before close if modified
 464   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 465   DocumentPtr aDoc = aMgr->rootDocument();
 466   if(aDoc->isModified()) {
 467     //TODO(sbh): re-launch the app?
 468     int anAnswer = QMessageBox::question(
 469         myMainWindow, tr("Save current file"),
 470         tr("The document is modified, save before opening another?"),
 471         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 472     if(anAnswer == QMessageBox::Save) {
 473       onSave();
 474     } else if (anAnswer == QMessageBox::Cancel) {
 475       return;
 476     }
 477     aDoc->close();
 478     myCurrentDir = "";
 479   }
 480
 481   //show file dialog, check if readable and open
 482   myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
 483   if(myCurrentDir.isEmpty())
 484     return;
 485   QFileInfo aFileInfo(myCurrentDir);
 486   if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
 487     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 488     myCurrentDir = "";
 489     return;
 490   }
 491   QApplication::setOverrideCursor(Qt::WaitCursor);
 492   aDoc->load(myCurrentDir.toLatin1().constData());
 493   updateCommandStatus();
 494   myObjectBrowser->rebuildDataTree();
 495   QApplication::restoreOverrideCursor();
 496 }
 497
 498 //******************************************************
 499 bool XGUI_Workshop::onSave()
 500 {
 501   if(myCurrentDir.isEmpty()) {
 502     return onSaveAs();
 503   }
 504   saveDocument(myCurrentDir);
 505   updateCommandStatus();
 506   return true;
 507 }
 508
 509 //******************************************************
 510 bool XGUI_Workshop::onSaveAs()
 511 {
 512   QFileDialog dialog(mainWindow());
 513   dialog.setWindowTitle(tr("Select directory to save files..."));
 514   dialog.setFileMode(QFileDialog::Directory);
 515   dialog.setFilter(tr("Folders (*)"));
 516   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
 517   dialog.setViewMode(QFileDialog::Detail);
 518
 519   if(!dialog.exec()) {
 520     return false;
 521   }
 522   QString aTempDir = dialog.selectedFiles().first();
 523   QDir aDir(aTempDir);
 524   if(aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot|QDir::AllEntries).isEmpty()) {
 525     int answer = QMessageBox::question(myMainWindow,
 526                                        //: Title of the dialog which asks user if he wants to save study in existing non-empty folder
 527                                        tr("Save"),
 528                                        tr("The folder already contains some files, save anyway?"),
 529                                        QMessageBox::Save|QMessageBox::Cancel);
 530     if(answer == QMessageBox::Cancel) {
 531       return false;
 532     }
 533   }
 534   myCurrentDir = aTempDir;
 535   return onSave();
 536 }
 537
 538 //******************************************************
 539 void XGUI_Workshop::onUndo()
 540 {
 541   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 542   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 543   DocumentPtr aDoc = aMgr->rootDocument();
 544   if (aDoc->isOperation())
 545     operationMgr()->abortOperation();
 546   aDoc->undo();
 547   updateCommandStatus();
 548 }
 549
 550 //******************************************************
 551 void XGUI_Workshop::onRedo()
 552 {
 553   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 554   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 555   DocumentPtr aDoc = aMgr->rootDocument();
 556   if (aDoc->isOperation())
 557     operationMgr()->abortOperation();
 558   aDoc->redo();
 559   updateCommandStatus();
 560 }
 561
 562 //******************************************************
 563 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 564 {
 565   QString libName =
 566       QString::fromStdString(library(theModule.toStdString()));
 567   if (libName.isEmpty()) {
 568     qWarning(
 569     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 570     return 0;
 571   }
 572
 573   QString err;
 574   CREATE_FUNC crtInst = 0;
 575
 576 #ifdef WIN32
 577   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 578   if (!modLib) {
 579     LPVOID lpMsgBuf;
 580     ::FormatMessage(
 581         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 582         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 583     QString aMsg((char*) &lpMsgBuf);
 584     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 585     ::LocalFree(lpMsgBuf);
 586   } else {
 587     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 588     if (!crtInst) {
 589       LPVOID lpMsgBuf;
 590       ::FormatMessage(
 591           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 592               | FORMAT_MESSAGE_IGNORE_INSERTS,
 593           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 594       QString aMsg((char*) &lpMsgBuf);
 595       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 596       ::LocalFree(lpMsgBuf);
 597     }
 598   }
 599 #else
 600   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
 601   if ( !modLib ) {
 602     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 603   } else {
 604     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 605     if ( !crtInst ) {
 606       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 607     }
 608   }
 609 #endif
 610
 611   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 612
 613   if (!err.isEmpty()) {
 614     if (mainWindow()) {
 615       QMessageBox::warning(mainWindow(), tr("Error"), err);
 616     } else {
 617       qWarning( qPrintable( err ));
 618     }
 619   }
 620   return aModule;
 621 }
 622
 623 //******************************************************
 624 bool XGUI_Workshop::activateModule()
 625 {
 626   Config_ModuleReader aModuleReader;
 627   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
 628   myPartSetModule = loadModule(moduleName);
 629   if (!myPartSetModule)
 630     return false;
 631   myPartSetModule->createFeatures();
 632   myActionsMgr->update();
 633   return true;
 634 }
 635
 636 //******************************************************
 637 void XGUI_Workshop::updateCommandStatus()
 638 {
 639   QList<QAction*> aCommands;
 640   if (isSalomeMode()) { // update commands in SALOME mode
 641     aCommands = salomeConnector()->commandList();
 642   } else {
 643     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 644     foreach (XGUI_Command* aCmd, aMenuBar->features())
 645       aCommands.append(aCmd);
 646   }
 647   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 648   if (aMgr->hasRootDocument()) {
 649     QAction* aUndoCmd;
 650     QAction* aRedoCmd;
 651     foreach(QAction* aCmd, aCommands) {
 652       QString aId = aCmd->data().toString();
 653       if (aId == "UNDO_CMD")
 654         aUndoCmd = aCmd;
 655       else if (aId == "REDO_CMD")
 656         aRedoCmd = aCmd;
 657       else // Enable all commands
 658         aCmd->setEnabled(true);
 659     }
 660     DocumentPtr aDoc = aMgr->rootDocument();
 661     aUndoCmd->setEnabled(aDoc->canUndo());
 662     aRedoCmd->setEnabled(aDoc->canRedo());
 663   } else {
 664     foreach(QAction* aCmd, aCommands) {
 665       QString aId = aCmd->data().toString();
 666       if (aId == "NEW_CMD")
 667         aCmd->setEnabled(true);
 668       else if (aId == "EXIT_CMD")
 669         aCmd->setEnabled(true);
 670       else
 671         aCmd->setEnabled(false);
 672     }
 673   }
 674   myActionsMgr->update();
 675 }
 676
 677 //******************************************************
 678 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
 679 {
 680   QDockWidget* aObjDock = new QDockWidget(theParent);
 681   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 682   aObjDock->setWindowTitle(tr("Object browser"));
 683   aObjDock->setStyleSheet("::title { position: relative; padding-left: 5px; text-align: left center }");
 684   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
 685   connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
 686   aObjDock->setWidget(myObjectBrowser);
 687
 688   myContextMenuMgr->connectObjectBrowser();
 689   return aObjDock;
 690 }
 691
 692 //******************************************************
 693 /*
 694  * Creates dock widgets, places them in corresponding area
 695  * and tabifies if necessary.
 696  */
 697 void XGUI_Workshop::createDockWidgets()
 698 {
 699   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
 700                                           myMainWindow;
 701   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
 702   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
 703   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
 704   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
 705   hidePropertyPanel(); //<! Invisible by default
 706   hideObjectBrowser();
 707   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
 708
 709   QPushButton* aOkBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 710   connect(aOkBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onCommitOperation()));
 711   QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 712   connect(aCancelBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onAbortOperation()));
 713
 714   connect(myPropertyPanel, SIGNAL(keyReleased(const std::string&, QKeyEvent*)),
 715           myOperationMgr, SLOT(onKeyReleased(const std::string&, QKeyEvent*)));
 716 }
 717
 718 //******************************************************
 719 void XGUI_Workshop::showPropertyPanel()
 720 {
 721   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 722   //<! Restore ability to close panel from the window's menu
 723   aViewAct->setEnabled(true);
 724   myPropertyPanel->show();
 725   myPropertyPanel->raise();
 726 }
 727
 728 //******************************************************
 729 void XGUI_Workshop::hidePropertyPanel()
 730 {
 731   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 732   //<! Do not allow to show empty property panel
 733   aViewAct->setEnabled(false);
 734   myPropertyPanel->hide();
 735 }
 736
 737 //******************************************************
 738 void XGUI_Workshop::showObjectBrowser()
 739 {
 740   myObjectBrowser->parentWidget()->show();
 741 }
 742
 743 //******************************************************
 744 void XGUI_Workshop::hideObjectBrowser()
 745 {
 746   myObjectBrowser->parentWidget()->hide();
 747 }
 748
 749 //******************************************************
 750 void XGUI_Workshop::onFeatureTriggered()
 751 {
 752   QAction* aCmd = dynamic_cast<QAction*>(sender());
 753   if (aCmd) {
 754     QString aId = salomeConnector()->commandId(aCmd);
 755     if (!aId.isNull())
 756       myPartSetModule->launchOperation(aId);
 757   }
 758 }
 759
 760 //******************************************************
 761 void XGUI_Workshop::changeCurrentDocument(FeaturePtr thePart)
 762 {
 763   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 764   if (thePart) {
 765     DocumentPtr aFeaDoc;
 766     if (!XGUI_Tools::isModelObject(thePart)) {
 767       aFeaDoc = thePart->data()->docRef("PartDocument")->value();
 768     } else {
 769       ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(thePart);
 770       aFeaDoc = aObject->featureRef()->data()->docRef("PartDocument")->value();
 771     }
 772     if (aFeaDoc)
 773       aMgr->setCurrentDocument(aFeaDoc);
 774   } else {
 775     aMgr->setCurrentDocument(aMgr->rootDocument());
 776   }
 777 }
 778
 779 //******************************************************
 780 void XGUI_Workshop::salomeViewerSelectionChanged()
 781 {
 782   emit salomeViewerSelection();
 783 }
 784
 785
 786 //**************************************************************
 787 XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const
 788 {
 789   return mySalomeConnector->viewer();
 790 }
 791
 792 //**************************************************************
 793 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
 794 {
 795   QFeatureList aFeatures = mySelector->selectedFeatures();
 796   if ((theId == "ACTIVATE_PART_CMD") && (aFeatures.size() > 0))
 797     activatePart(aFeatures.first());
 798   else if (theId == "DEACTIVATE_PART_CMD")
 799     activatePart(FeaturePtr());
 800   else if (theId == "DELETE_CMD")
 801     deleteFeatures(aFeatures);
 802   else if (theId == "SHOW_CMD")
 803     showFeatures(aFeatures, true);
 804   else if (theId == "HIDE_CMD")
 805     showFeatures(aFeatures, false);
 806 }
 807
 808 //**************************************************************
 809 void XGUI_Workshop::activatePart(FeaturePtr theFeature)
 810 {
 811   changeCurrentDocument(theFeature);
 812   myObjectBrowser->activatePart(theFeature);
 813 }
 814
 815 //**************************************************************
 816 void XGUI_Workshop::activateLastPart()
 817 {
 818   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 819   DocumentPtr aDoc = aMgr->rootDocument();
 820   FeaturePtr aLastPart = aDoc->feature(PARTS_GROUP, aDoc->size(PARTS_GROUP) - 1, true);
 821   activatePart(aLastPart);
 822 }
 823
 824 //**************************************************************
 825 void XGUI_Workshop::deleteFeatures(QFeatureList theList)
 826 {
 827   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() : myMainWindow;
 828   QMessageBox::StandardButton aRes = QMessageBox::warning(aDesktop, tr("Delete features"),
 829                                                           tr("Seleted features will be deleted. Continue?"),
 830                                                           QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
 831   if (aRes == QMessageBox::Yes) {
 832     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 833     aMgr->rootDocument()->startOperation();
 834     foreach (FeaturePtr aFeature, theList) {
 835       if (aFeature->getKind() == PARTSET_PART_KIND) {
 836         DocumentPtr aDoc;
 837         if (!XGUI_Tools::isModelObject(aFeature)) {
 838           aDoc = aFeature->data()->docRef("PartDocument")->value();
 839         } else {
 840           ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(aFeature);
 841           aDoc = aObject->featureRef()->data()->docRef("PartDocument")->value();
 842           aFeature = aObject->featureRef();
 843         }
 844         if (aDoc == aMgr->currentDocument()) {
 845           aDoc->close();
 846         }
 847       } else {
 848         if (XGUI_Tools::isModelObject(aFeature)) {
 849           ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(aFeature);
 850           aFeature = aObject->featureRef();
 851         }
 852       }
 853       if (myDisplayer->isVisible(aFeature))
 854         myDisplayer->erase(aFeature, false);
 855       aFeature->document()->removeFeature(aFeature);
 856     }
 857     myDisplayer->updateViewer();
 858     aMgr->rootDocument()->finishOperation();
 859   }
 860 }
 861
 862 //**************************************************************
 863 void XGUI_Workshop::showFeatures(QFeatureList theList, bool isVisible)
 864 {
 865   if (isVisible) {
 866     foreach (FeaturePtr aFeature, theList) {
 867       myDisplayer->display(aFeature, false);
 868     }
 869   } else {
 870     foreach (FeaturePtr aFeature, theList) {
 871       myDisplayer->erase(aFeature, false);
 872     }
 873   }
 874   myDisplayer->updateViewer();
 875 }