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()),  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     if(!aFeatureMsg->isInternal()) {
 208       addFeature(aFeatureMsg);
 209     }
 210     return;
 211   }
 212   // Process creation of Part
 213   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_CREATED)) {
 214     const Model_FeatureUpdatedMessage* aUpdMsg = dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 215     FeaturePtr aFeature = aUpdMsg->feature();
 216     if (aFeature->getKind() == "Part") {
 217       //The created part will be created in Object Browser later and we have to activate it
 218       // only when it is created everywere
 219       QTimer::singleShot(50, this, SLOT(activateLastPart()));
 220     }
 221   }
 222
 223   // Process deletion of a part
 224   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_DELETED)) {
 225     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 226     if (aMgr->currentDocument() == aMgr->rootDocument())
 227       activatePart(FeaturePtr()); // Activate PartSet
 228   }
 229
 230   //Update property panel on corresponding message. If there is no current operation (no
 231   //property panel), or received message has different feature to the current - do nothing.
 232   static Events_ID aFeatureUpdatedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_UPDATED);
 233   if (theMessage->eventID() == aFeatureUpdatedId && myOperationMgr->hasOperation())
 234   {
 235     const Model_FeatureUpdatedMessage* anUpdateMsg =
 236         dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 237     FeaturePtr aNewFeature = anUpdateMsg->feature();
 238     FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
 239     if(aNewFeature == aCurrentFeature) {
 240       myPropertyPanel->updateContentWidget(aCurrentFeature);
 241     }
 242   }
 243   //An operation passed by message. Start it, process and commit.
 244   const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
 245   if (aPartSetMsg) {
 246     ModuleBase_Operation* anOperation =
 247         (ModuleBase_Operation*)(aPartSetMsg->pointer());
 248
 249     if (myOperationMgr->startOperation(anOperation)) {
 250       myPropertyPanel->updateContentWidget(anOperation->feature());
 251       if (anOperation->getDescription()->xmlRepresentation().isEmpty()) {
 252         anOperation->commit();
 253         updateCommandStatus();
 254       }
 255     }
 256     return;
 257   }
 258   //Show error dialog if error message received.
 259   const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
 260   if (anAppError) {
 261     emit errorOccurred(QString::fromLatin1(anAppError->description()));
 262     myErrorDlg->show();
 263     myErrorDlg->raise();
 264     myErrorDlg->activateWindow();
 265   }
 266
 267 }
 268
 269 //******************************************************
 270 void XGUI_Workshop::onOperationStarted()
 271 {
 272   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 273
 274   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) { //!< No need for property panel
 275     connectWithOperation(aOperation);
 276
 277     showPropertyPanel();
 278
 279     ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aOperation);
 280     QWidget* aContent = myPropertyPanel->contentWidget();
 281     qDeleteAll(aContent->children());
 282     aFactory.createWidget(aContent);
 283     myPropertyPanel->setModelWidgets(aFactory.getModelWidgets());
 284     myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
 285   }
 286 }
 287
 288 //******************************************************
 289 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 290 {
 291   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 292
 293   //!< No need for property panel
 294   updateCommandStatus();
 295   hidePropertyPanel();
 296   if(myOperationMgr->operationsCount() > 1) {
 297     myActionsMgr->updateAction(theOperation->getDescription()->operationId());
 298     return;
 299   }
 300   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) {
 301     myActionsMgr->restoreCommandState();
 302   }
 303 }
 304
 305 /*
 306  *
 307  */
 308 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 309 {
 310   if (!theMessage) {
 311 #ifdef _DEBUG
 312     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 313 #endif
 314     return;
 315   }
 316   // Remember features icons
 317   myIcons[QString::fromStdString(theMessage->id())] = QString::fromStdString(theMessage->icon());
 318
 319   //Find or create Workbench
 320   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 321   QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
 322   bool isUsePropPanel = theMessage->isUseInput();
 323   QString aId = QString::fromStdString(theMessage->id());
 324   if (isSalomeMode()) {
 325     QAction* aAction = salomeConnector()->addFeature(aWchName,
 326                               aId,
 327                               QString::fromStdString(theMessage->text()),
 328                               QString::fromStdString(theMessage->tooltip()),
 329                               QIcon(theMessage->icon().c_str()),
 330                               QKeySequence(), isUsePropPanel);
 331     myActionsMgr->addCommand(aAction);
 332     salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
 333     myPartSetModule->featureCreated(aAction);
 334   } else {
 335
 336     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 337     XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 338     if (!aPage) {
 339       aPage = addWorkbench(aWchName);
 340     }
 341     //Find or create Group
 342     QString aGroupName = QString::fromStdString(theMessage->groupId());
 343     XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 344     if (!aGroup) {
 345       aGroup = aPage->addGroup(aGroupName);
 346     }
 347     //Create feature...
 348     XGUI_Command* aCommand = aGroup->addFeature(aId,
 349                                                 QString::fromStdString(theMessage->text()),
 350                                                 QString::fromStdString(theMessage->tooltip()),
 351                                                 QIcon(theMessage->icon().c_str()),
 352                                                 QKeySequence(), isUsePropPanel);
 353     aCommand->setUnblockableCommands(aNestedFeatures.split(" "));
 354     myActionsMgr->addCommand(aCommand);
 355     myPartSetModule->featureCreated(aCommand);
 356   }
 357 }
 358
 359 /*
 360  * Makes a signal/slot connections between Property Panel
 361  * and given operation. The given operation becomes a
 362  * current operation and previous operation if exists
 363  */
 364 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 365 {
 366   QAction* aCommand = 0;
 367   if (isSalomeMode()) {
 368     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
 369   } else {
 370     XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 371     aCommand = aMenu->feature(theOperation->getDescription()->operationId());
 372   }
 373   //Abort operation on uncheck the command
 374   connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 375 }
 376
 377 /*
 378  * Saves document with given name.
 379  */
 380 void XGUI_Workshop::saveDocument(QString theName)
 381 {
 382   QApplication::restoreOverrideCursor();
 383   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 384   DocumentPtr aDoc = aMgr->rootDocument();
 385   aDoc->save(theName.toLatin1().constData());
 386   QApplication::restoreOverrideCursor();
 387 }
 388
 389 //******************************************************
 390 void XGUI_Workshop::onExit()
 391 {
 392   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 393   DocumentPtr aDoc = aMgr->rootDocument();
 394   if(aDoc->isModified()) {
 395     int anAnswer = QMessageBox::question(
 396         myMainWindow, tr("Save current file"),
 397         tr("The document is modified, save before exit?"),
 398         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 399     if(anAnswer == QMessageBox::Save) {
 400       onSave();
 401     } else if (anAnswer == QMessageBox::Cancel) {
 402       return;
 403     }
 404   }
 405   qApp->exit();
 406 }
 407
 408 //******************************************************
 409 void XGUI_Workshop::onNew()
 410 {
 411   QApplication::setOverrideCursor(Qt::WaitCursor);
 412   if (objectBrowser() == 0) {
 413     createDockWidgets();
 414     mySelector->connectViewers();
 415   }
 416   myViewerProxy->connectToViewer();
 417   showObjectBrowser();
 418   if (!isSalomeMode()) {
 419     myMainWindow->showPythonConsole();
 420     QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 421     aWnd->showMaximized();
 422     updateCommandStatus();
 423   }
 424   QApplication::restoreOverrideCursor();
 425 }
 426
 427 //******************************************************
 428 void XGUI_Workshop::onOpen()
 429 {
 430   //save current file before close if modified
 431   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 432   DocumentPtr aDoc = aMgr->rootDocument();
 433   if(aDoc->isModified()) {
 434     //TODO(sbh): re-launch the app?
 435     int anAnswer = QMessageBox::question(
 436         myMainWindow, tr("Save current file"),
 437         tr("The document is modified, save before opening another?"),
 438         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 439     if(anAnswer == QMessageBox::Save) {
 440       onSave();
 441     } else if (anAnswer == QMessageBox::Cancel) {
 442       return;
 443     }
 444     aDoc->close();
 445     myCurrentDir = "";
 446   }
 447
 448   //show file dialog, check if readable and open
 449   myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
 450   if(myCurrentDir.isEmpty())
 451     return;
 452   QFileInfo aFileInfo(myCurrentDir);
 453   if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
 454     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 455     myCurrentDir = "";
 456     return;
 457   }
 458   QApplication::setOverrideCursor(Qt::WaitCursor);
 459   aDoc->load(myCurrentDir.toLatin1().constData());
 460   QApplication::restoreOverrideCursor();
 461   updateCommandStatus();
 462 }
 463
 464 //******************************************************
 465 void XGUI_Workshop::onSave()
 466 {
 467   if(myCurrentDir.isEmpty()) {
 468     onSaveAs();
 469     return;
 470   }
 471   saveDocument(myCurrentDir);
 472   updateCommandStatus();
 473 }
 474
 475 //******************************************************
 476 void XGUI_Workshop::onSaveAs()
 477 {
 478   QFileDialog dialog(mainWindow());
 479   dialog.setWindowTitle(tr("Select directory to save files..."));
 480   dialog.setFileMode(QFileDialog::Directory);
 481   dialog.setFilter(tr("Folders (*)"));
 482   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
 483   dialog.setViewMode(QFileDialog::Detail);
 484
 485   if(!dialog.exec()) {
 486     return;
 487   }
 488   QString aTempDir = dialog.selectedFiles().first();
 489   QDir aDir(aTempDir);
 490   if(aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot|QDir::AllEntries).isEmpty()) {
 491     int answer = QMessageBox::question(myMainWindow,
 492                                        QString(),
 493                                        tr("The folder already contains some files, save anyway?"),
 494                                        QMessageBox::Save|QMessageBox::Cancel);
 495     if(answer == QMessageBox::Cancel)
 496       return;
 497   }
 498   myCurrentDir = aTempDir;
 499   onSave();
 500 }
 501
 502 //******************************************************
 503 void XGUI_Workshop::onUndo()
 504 {
 505   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 506   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 507   DocumentPtr aDoc = aMgr->rootDocument();
 508   if (aDoc->isOperation())
 509     operationMgr()->abortOperation();
 510   aDoc->undo();
 511   updateCommandStatus();
 512 }
 513
 514 //******************************************************
 515 void XGUI_Workshop::onRedo()
 516 {
 517   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 518   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 519   DocumentPtr aDoc = aMgr->rootDocument();
 520   aDoc->redo();
 521   updateCommandStatus();
 522 }
 523
 524 //******************************************************
 525 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 526 {
 527   QString libName =
 528       QString::fromStdString(library(theModule.toStdString()));
 529   if (libName.isEmpty()) {
 530     qWarning(
 531     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 532     return 0;
 533   }
 534
 535   QString err;
 536   CREATE_FUNC crtInst = 0;
 537
 538 #ifdef WIN32
 539   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 540   if (!modLib) {
 541     LPVOID lpMsgBuf;
 542     ::FormatMessage(
 543         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 544         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 545     QString aMsg((char*) &lpMsgBuf);
 546     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 547     ::LocalFree(lpMsgBuf);
 548   } else {
 549     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 550     if (!crtInst) {
 551       LPVOID lpMsgBuf;
 552       ::FormatMessage(
 553           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 554               | FORMAT_MESSAGE_IGNORE_INSERTS,
 555           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 556       QString aMsg((char*) &lpMsgBuf);
 557       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 558       ::LocalFree(lpMsgBuf);
 559     }
 560   }
 561 #else
 562   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
 563   if ( !modLib ) {
 564     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 565   } else {
 566     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 567     if ( !crtInst ) {
 568       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 569     }
 570   }
 571 #endif
 572
 573   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 574
 575   if (!err.isEmpty()) {
 576     if (mainWindow()) {
 577       QMessageBox::warning(mainWindow(), tr("Error"), err);
 578     } else {
 579       qWarning( qPrintable( err ));
 580     }
 581   }
 582   return aModule;
 583 }
 584
 585 //******************************************************
 586 bool XGUI_Workshop::activateModule()
 587 {
 588   Config_ModuleReader aModuleReader;
 589   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
 590   myPartSetModule = loadModule(moduleName);
 591   if (!myPartSetModule)
 592     return false;
 593   myPartSetModule->createFeatures();
 594   return true;
 595 }
 596
 597 //******************************************************
 598 void XGUI_Workshop::updateCommandStatus()
 599 {
 600   QList<QAction*> aCommands;
 601   if (isSalomeMode()) { // update commands in SALOME mode
 602     aCommands = salomeConnector()->commandList();
 603   } else {
 604     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 605     foreach (XGUI_Command* aCmd, aMenuBar->features())
 606       aCommands.append(aCmd);
 607   }
 608   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 609   if (aMgr->hasRootDocument()) {
 610     QAction* aUndoCmd;
 611     QAction* aRedoCmd;
 612     foreach(QAction* aCmd, aCommands) {
 613       QString aId = aCmd->data().toString();
 614       if (aId == "UNDO_CMD")
 615         aUndoCmd = aCmd;
 616       else if (aId == "REDO_CMD")
 617         aRedoCmd = aCmd;
 618       else // Enable all commands
 619         aCmd->setEnabled(true);
 620     }
 621     DocumentPtr aDoc = aMgr->rootDocument();
 622     aUndoCmd->setEnabled(aDoc->canUndo());
 623     aRedoCmd->setEnabled(aDoc->canRedo());
 624   } else {
 625     foreach(QAction* aCmd, aCommands) {
 626       QString aId = aCmd->data().toString();
 627       if (aId == "NEW_CMD")
 628         aCmd->setEnabled(true);
 629       else if (aId == "EXIT_CMD")
 630         aCmd->setEnabled(true);
 631       else
 632         aCmd->setEnabled(false);
 633     }
 634   }
 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 }