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       }
 237     }
 238     if (aHasPart) {
 239       //The created part will be created in Object Browser later and we have to activate it
 240       // only when it is created everywere
 241       QTimer::singleShot(50, this, SLOT(activateLastPart()));
 242     }
 243   }
 244
 245   //Update property panel on corresponding message. If there is no current operation (no
 246   //property panel), or received message has different feature to the current - do nothing.
 247   static Events_ID aFeatureUpdatedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_UPDATED);
 248   if (theMessage->eventID() == aFeatureUpdatedId && myOperationMgr->hasOperation())
 249   {
 250     const Model_FeatureUpdatedMessage* anUpdateMsg =
 251         dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
 252     std::set<FeaturePtr> aFeatures = anUpdateMsg->features();
 253
 254     FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
 255     std::set<FeaturePtr>::const_iterator aIt;
 256     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 257       FeaturePtr aNewFeature = (*aIt);
 258       if(aNewFeature == aCurrentFeature) {
 259         myPropertyPanel->updateContentWidget(aCurrentFeature);
 260         break;
 261       }
 262     }
 263   }
 264   //An operation passed by message. Start it, process and commit.
 265   const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
 266   if (aPartSetMsg) {
 267     // Clear previous content
 268     myPropertyPanel->cleanContent();
 269     ModuleBase_Operation* anOperation =
 270         (ModuleBase_Operation*)(aPartSetMsg->pointer());
 271
 272     if (myOperationMgr->startOperation(anOperation)) {
 273       myPropertyPanel->updateContentWidget(anOperation->feature());
 274       if (anOperation->getDescription()->xmlRepresentation().isEmpty()) {
 275         anOperation->commit();
 276         updateCommandStatus();
 277       }
 278     }
 279     return;
 280   }
 281   //Show error dialog if error message received.
 282   const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
 283   if (anAppError) {
 284     emit errorOccurred(QString::fromLatin1(anAppError->description()));
 285   }
 286
 287 }
 288
 289 //******************************************************
 290 void XGUI_Workshop::onOperationStarted()
 291 {
 292   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 293
 294   if(!aOperation->getDescription()->xmlRepresentation().isEmpty()) { //!< No need for property panel
 295     connectWithOperation(aOperation);
 296
 297     showPropertyPanel();
 298
 299     ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aOperation, myModuleConnector);
 300     QWidget* aContent = myPropertyPanel->contentWidget();
 301     qDeleteAll(aContent->children());
 302     aFactory.createWidget(aContent);
 303     myPropertyPanel->setModelWidgets(aFactory.getModelWidgets());
 304     myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
 305   }
 306   updateCommandStatus();
 307 }
 308
 309 //******************************************************
 310 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 311 {
 312   //!< No need for property panel
 313   updateCommandStatus();
 314   hidePropertyPanel();
 315 }
 316
 317 /*
 318  *
 319  */
 320 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 321 {
 322   if (!theMessage) {
 323 #ifdef _DEBUG
 324     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 325 #endif
 326     return;
 327   }
 328   // Remember features icons
 329   myIcons[QString::fromStdString(theMessage->id())] = QString::fromStdString(theMessage->icon());
 330
 331   //Find or create Workbench
 332   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 333   QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
 334   bool isUsePropPanel = theMessage->isUseInput();
 335   QString aId = QString::fromStdString(theMessage->id());
 336   if (isSalomeMode()) {
 337     QAction* aAction = salomeConnector()->addFeature(aWchName,
 338                               aId,
 339                               QString::fromStdString(theMessage->text()),
 340                               QString::fromStdString(theMessage->tooltip()),
 341                               QIcon(theMessage->icon().c_str()),
 342                               QKeySequence(), isUsePropPanel);
 343     salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
 344     myActionsMgr->addCommand(aAction);
 345     myPartSetModule->featureCreated(aAction);
 346   } else {
 347
 348     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 349     XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 350     if (!aPage) {
 351       aPage = addWorkbench(aWchName);
 352     }
 353     //Find or create Group
 354     QString aGroupName = QString::fromStdString(theMessage->groupId());
 355     XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 356     if (!aGroup) {
 357       aGroup = aPage->addGroup(aGroupName);
 358     }
 359     //Create feature...
 360     XGUI_Command* aCommand = aGroup->addFeature(aId,
 361                                                 QString::fromStdString(theMessage->text()),
 362                                                 QString::fromStdString(theMessage->tooltip()),
 363                                                 QIcon(theMessage->icon().c_str()),
 364                                                 QKeySequence(), isUsePropPanel);
 365     aCommand->setNestedCommands(aNestedFeatures.split(" ", QString::SkipEmptyParts));
 366     myActionsMgr->addCommand(aCommand);
 367     myPartSetModule->featureCreated(aCommand);
 368   }
 369 }
 370
 371 /*
 372  * Makes a signal/slot connections between Property Panel
 373  * and given operation. The given operation becomes a
 374  * current operation and previous operation if exists
 375  */
 376 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 377 {
 378   QAction* aCommand = 0;
 379   if (isSalomeMode()) {
 380     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
 381   } else {
 382     XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 383     aCommand = aMenu->feature(theOperation->getDescription()->operationId());
 384   }
 385   //Abort operation on uncheck the command
 386   connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 387 }
 388
 389 /*
 390  * Saves document with given name.
 391  */
 392 void XGUI_Workshop::saveDocument(QString theName)
 393 {
 394   QApplication::restoreOverrideCursor();
 395   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 396   DocumentPtr aDoc = aMgr->rootDocument();
 397   aDoc->save(theName.toLatin1().constData());
 398   QApplication::restoreOverrideCursor();
 399 }
 400
 401 //******************************************************
 402 void XGUI_Workshop::onExit()
 403 {
 404   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 405   DocumentPtr aDoc = aMgr->rootDocument();
 406   if(aDoc->isModified()) {
 407     int anAnswer = QMessageBox::question(
 408         myMainWindow, tr("Save current file"),
 409         tr("The document is modified, save before exit?"),
 410         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 411     if(anAnswer == QMessageBox::Save) {
 412       bool saved = onSave();
 413       if(!saved) {
 414         return;
 415       }
 416     } else if (anAnswer == QMessageBox::Cancel) {
 417       return;
 418     }
 419   }
 420   qApp->exit();
 421 }
 422
 423 //******************************************************
 424 void XGUI_Workshop::onNew()
 425 {
 426   QApplication::setOverrideCursor(Qt::WaitCursor);
 427   if (objectBrowser() == 0) {
 428     createDockWidgets();
 429     mySelector->connectViewers();
 430   }
 431   myViewerProxy->connectToViewer();
 432   showObjectBrowser();
 433   if (!isSalomeMode()) {
 434     myMainWindow->showPythonConsole();
 435     QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 436     myContextMenuMgr->connectViewer();
 437     aWnd->showMaximized();
 438     updateCommandStatus();
 439   }
 440   QApplication::restoreOverrideCursor();
 441 }
 442
 443 //******************************************************
 444 void XGUI_Workshop::onOpen()
 445 {
 446   //save current file before close if modified
 447   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 448   DocumentPtr aDoc = aMgr->rootDocument();
 449   if(aDoc->isModified()) {
 450     //TODO(sbh): re-launch the app?
 451     int anAnswer = QMessageBox::question(
 452         myMainWindow, tr("Save current file"),
 453         tr("The document is modified, save before opening another?"),
 454         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 455     if(anAnswer == QMessageBox::Save) {
 456       onSave();
 457     } else if (anAnswer == QMessageBox::Cancel) {
 458       return;
 459     }
 460     aDoc->close();
 461     myCurrentDir = "";
 462   }
 463
 464   //show file dialog, check if readable and open
 465   myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
 466   if(myCurrentDir.isEmpty())
 467     return;
 468   QFileInfo aFileInfo(myCurrentDir);
 469   if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
 470     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 471     myCurrentDir = "";
 472     return;
 473   }
 474   QApplication::setOverrideCursor(Qt::WaitCursor);
 475   aDoc->load(myCurrentDir.toLatin1().constData());
 476   updateCommandStatus();
 477   myObjectBrowser->rebuildDataTree();
 478   QApplication::restoreOverrideCursor();
 479 }
 480
 481 //******************************************************
 482 bool XGUI_Workshop::onSave()
 483 {
 484   if(myCurrentDir.isEmpty()) {
 485     return onSaveAs();
 486   }
 487   saveDocument(myCurrentDir);
 488   updateCommandStatus();
 489   return true;
 490 }
 491
 492 //******************************************************
 493 bool XGUI_Workshop::onSaveAs()
 494 {
 495   QFileDialog dialog(mainWindow());
 496   dialog.setWindowTitle(tr("Select directory to save files..."));
 497   dialog.setFileMode(QFileDialog::Directory);
 498   dialog.setFilter(tr("Folders (*)"));
 499   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
 500   dialog.setViewMode(QFileDialog::Detail);
 501
 502   if(!dialog.exec()) {
 503     return false;
 504   }
 505   QString aTempDir = dialog.selectedFiles().first();
 506   QDir aDir(aTempDir);
 507   if(aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot|QDir::AllEntries).isEmpty()) {
 508     int answer = QMessageBox::question(myMainWindow,
 509                                        //: Title of the dialog which asks user if he wants to save study in existing non-empty folder
 510                                        tr("Save"),
 511                                        tr("The folder already contains some files, save anyway?"),
 512                                        QMessageBox::Save|QMessageBox::Cancel);
 513     if(answer == QMessageBox::Cancel) {
 514       return false;
 515     }
 516   }
 517   myCurrentDir = aTempDir;
 518   return onSave();
 519 }
 520
 521 //******************************************************
 522 void XGUI_Workshop::onUndo()
 523 {
 524   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 525   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 526   DocumentPtr aDoc = aMgr->rootDocument();
 527   if (aDoc->isOperation())
 528     operationMgr()->abortOperation();
 529   aDoc->undo();
 530   updateCommandStatus();
 531 }
 532
 533 //******************************************************
 534 void XGUI_Workshop::onRedo()
 535 {
 536   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 537   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 538   DocumentPtr aDoc = aMgr->rootDocument();
 539   if (aDoc->isOperation())
 540     operationMgr()->abortOperation();
 541   aDoc->redo();
 542   updateCommandStatus();
 543 }
 544
 545 //******************************************************
 546 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 547 {
 548   QString libName =
 549       QString::fromStdString(library(theModule.toStdString()));
 550   if (libName.isEmpty()) {
 551     qWarning(
 552     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 553     return 0;
 554   }
 555
 556   QString err;
 557   CREATE_FUNC crtInst = 0;
 558
 559 #ifdef WIN32
 560   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 561   if (!modLib) {
 562     LPVOID lpMsgBuf;
 563     ::FormatMessage(
 564         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 565         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 566     QString aMsg((char*) &lpMsgBuf);
 567     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 568     ::LocalFree(lpMsgBuf);
 569   } else {
 570     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 571     if (!crtInst) {
 572       LPVOID lpMsgBuf;
 573       ::FormatMessage(
 574           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 575               | FORMAT_MESSAGE_IGNORE_INSERTS,
 576           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 577       QString aMsg((char*) &lpMsgBuf);
 578       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 579       ::LocalFree(lpMsgBuf);
 580     }
 581   }
 582 #else
 583   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
 584   if ( !modLib ) {
 585     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 586   } else {
 587     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 588     if ( !crtInst ) {
 589       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 590     }
 591   }
 592 #endif
 593
 594   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 595
 596   if (!err.isEmpty()) {
 597     if (mainWindow()) {
 598       QMessageBox::warning(mainWindow(), tr("Error"), err);
 599     } else {
 600       qWarning( qPrintable( err ));
 601     }
 602   }
 603   return aModule;
 604 }
 605
 606 //******************************************************
 607 bool XGUI_Workshop::activateModule()
 608 {
 609   Config_ModuleReader aModuleReader;
 610   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
 611   myPartSetModule = loadModule(moduleName);
 612   if (!myPartSetModule)
 613     return false;
 614   myPartSetModule->createFeatures();
 615   myActionsMgr->update();
 616   return true;
 617 }
 618
 619 //******************************************************
 620 void XGUI_Workshop::updateCommandStatus()
 621 {
 622   QList<QAction*> aCommands;
 623   if (isSalomeMode()) { // update commands in SALOME mode
 624     aCommands = salomeConnector()->commandList();
 625   } else {
 626     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 627     foreach (XGUI_Command* aCmd, aMenuBar->features())
 628       aCommands.append(aCmd);
 629   }
 630   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 631   if (aMgr->hasRootDocument()) {
 632     QAction* aUndoCmd;
 633     QAction* aRedoCmd;
 634     foreach(QAction* aCmd, aCommands) {
 635       QString aId = aCmd->data().toString();
 636       if (aId == "UNDO_CMD")
 637         aUndoCmd = aCmd;
 638       else if (aId == "REDO_CMD")
 639         aRedoCmd = aCmd;
 640       else // Enable all commands
 641         aCmd->setEnabled(true);
 642     }
 643     DocumentPtr aDoc = aMgr->rootDocument();
 644     aUndoCmd->setEnabled(aDoc->canUndo());
 645     aRedoCmd->setEnabled(aDoc->canRedo());
 646   } else {
 647     foreach(QAction* aCmd, aCommands) {
 648       QString aId = aCmd->data().toString();
 649       if (aId == "NEW_CMD")
 650         aCmd->setEnabled(true);
 651       else if (aId == "EXIT_CMD")
 652         aCmd->setEnabled(true);
 653       else
 654         aCmd->setEnabled(false);
 655     }
 656   }
 657   myActionsMgr->update();
 658 }
 659
 660 //******************************************************
 661 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
 662 {
 663   QDockWidget* aObjDock = new QDockWidget(theParent);
 664   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 665   aObjDock->setWindowTitle(tr("Object browser"));
 666   aObjDock->setStyleSheet("::title { position: relative; padding-left: 5px; text-align: left center }");
 667   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
 668   connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
 669   aObjDock->setWidget(myObjectBrowser);
 670
 671   myContextMenuMgr->connectObjectBrowser();
 672   return aObjDock;
 673 }
 674
 675 //******************************************************
 676 /*
 677  * Creates dock widgets, places them in corresponding area
 678  * and tabifies if necessary.
 679  */
 680 void XGUI_Workshop::createDockWidgets()
 681 {
 682   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
 683                                           myMainWindow;
 684   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
 685   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
 686   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
 687   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
 688   hidePropertyPanel(); //<! Invisible by default
 689   hideObjectBrowser();
 690   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
 691
 692   QPushButton* aOkBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 693   connect(aOkBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onCommitOperation()));
 694   QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 695   connect(aCancelBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onAbortOperation()));
 696
 697   connect(myPropertyPanel, SIGNAL(keyReleased(const std::string&, QKeyEvent*)),
 698           myOperationMgr, SLOT(onKeyReleased(const std::string&, QKeyEvent*)));
 699 }
 700
 701 //******************************************************
 702 void XGUI_Workshop::showPropertyPanel()
 703 {
 704   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 705   //<! Restore ability to close panel from the window's menu
 706   aViewAct->setEnabled(true);
 707   myPropertyPanel->show();
 708   myPropertyPanel->raise();
 709 }
 710
 711 //******************************************************
 712 void XGUI_Workshop::hidePropertyPanel()
 713 {
 714   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 715   //<! Do not allow to show empty property panel
 716   aViewAct->setEnabled(false);
 717   myPropertyPanel->hide();
 718 }
 719
 720 //******************************************************
 721 void XGUI_Workshop::showObjectBrowser()
 722 {
 723   myObjectBrowser->parentWidget()->show();
 724 }
 725
 726 //******************************************************
 727 void XGUI_Workshop::hideObjectBrowser()
 728 {
 729   myObjectBrowser->parentWidget()->hide();
 730 }
 731
 732 //******************************************************
 733 void XGUI_Workshop::onFeatureTriggered()
 734 {
 735   QAction* aCmd = dynamic_cast<QAction*>(sender());
 736   if (aCmd) {
 737     QString aId = salomeConnector()->commandId(aCmd);
 738     if (!aId.isNull())
 739       myPartSetModule->launchOperation(aId);
 740   }
 741 }
 742
 743 //******************************************************
 744 void XGUI_Workshop::changeCurrentDocument(FeaturePtr thePart)
 745 {
 746   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 747   if (thePart) {
 748     DocumentPtr aFeaDoc;
 749     if (!XGUI_Tools::isModelObject(thePart)) {
 750       aFeaDoc = thePart->data()->docRef("PartDocument")->value();
 751     } else {
 752       ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(thePart);
 753       aFeaDoc = aObject->featureRef()->data()->docRef("PartDocument")->value();
 754     }
 755     if (aFeaDoc)
 756       aMgr->setCurrentDocument(aFeaDoc);
 757   } else {
 758     aMgr->setCurrentDocument(aMgr->rootDocument());
 759   }
 760 }
 761
 762 //******************************************************
 763 void XGUI_Workshop::salomeViewerSelectionChanged()
 764 {
 765   emit salomeViewerSelection();
 766 }
 767
 768
 769 //**************************************************************
 770 XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const
 771 {
 772   return mySalomeConnector->viewer();
 773 }
 774
 775 //**************************************************************
 776 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
 777 {
 778   QFeatureList aFeatures = mySelector->selectedFeatures();
 779   if ((theId == "ACTIVATE_PART_CMD") && (aFeatures.size() > 0))
 780     activatePart(aFeatures.first());
 781   else if (theId == "DEACTIVATE_PART_CMD")
 782     activatePart(FeaturePtr());
 783   else if (theId == "DELETE_CMD")
 784     deleteFeatures(aFeatures);
 785   else if (theId == "SHOW_CMD")
 786     showFeatures(aFeatures, true);
 787   else if (theId == "HIDE_CMD")
 788     showFeatures(aFeatures, false);
 789 }
 790
 791 //**************************************************************
 792 void XGUI_Workshop::activatePart(FeaturePtr theFeature)
 793 {
 794   changeCurrentDocument(theFeature);
 795   myObjectBrowser->activatePart(theFeature);
 796 }
 797
 798 //**************************************************************
 799 void XGUI_Workshop::activateLastPart()
 800 {
 801   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 802   DocumentPtr aDoc = aMgr->rootDocument();
 803   FeaturePtr aLastPart = aDoc->feature(PARTS_GROUP, aDoc->size(PARTS_GROUP) - 1, true);
 804   activatePart(aLastPart);
 805 }
 806
 807 //**************************************************************
 808 void XGUI_Workshop::deleteFeatures(QFeatureList theList)
 809 {
 810   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() : myMainWindow;
 811   QMessageBox::StandardButton aRes = QMessageBox::warning(aDesktop, tr("Delete features"),
 812                                                           tr("Seleted features will be deleted. Continue?"),
 813                                                           QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
 814   if (aRes == QMessageBox::Yes) {
 815     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 816     aMgr->rootDocument()->startOperation();
 817     foreach (FeaturePtr aFeature, theList) {
 818       if (aFeature->getKind() == PARTSET_PART_KIND) {
 819         DocumentPtr aDoc;
 820         if (!XGUI_Tools::isModelObject(aFeature)) {
 821           aDoc = aFeature->data()->docRef("PartDocument")->value();
 822         } else {
 823           ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(aFeature);
 824           aDoc = aObject->featureRef()->data()->docRef("PartDocument")->value();
 825           aFeature = aObject->featureRef();
 826         }
 827         if (aDoc == aMgr->currentDocument()) {
 828           aDoc->close();
 829         }
 830       } else {
 831         if (XGUI_Tools::isModelObject(aFeature)) {
 832           ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(aFeature);
 833           aFeature = aObject->featureRef();
 834         }
 835       }
 836       if (myDisplayer->isVisible(aFeature))
 837         myDisplayer->erase(aFeature, false);
 838       aFeature->document()->removeFeature(aFeature);
 839     }
 840     myDisplayer->updateViewer();
 841     aMgr->rootDocument()->finishOperation();
 842   }
 843 }
 844
 845 //**************************************************************
 846 void XGUI_Workshop::showFeatures(QFeatureList theList, bool isVisible)
 847 {
 848   if (isVisible) {
 849     foreach (FeaturePtr aFeature, theList) {
 850       myDisplayer->display(aFeature, false);
 851     }
 852   } else {
 853     foreach (FeaturePtr aFeature, theList) {
 854       myDisplayer->erase(aFeature, false);
 855     }
 856   }
 857   myDisplayer->updateViewer();
 858 }