src/XGUI/XGUI_Workshop.cpp

   1 #include "ModuleBase_IModule.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_Selection.h"
  14 #include "XGUI_ObjectsBrowser.h"
  15 #include "XGUI_Displayer.h"
  16 #include "XGUI_OperationMgr.h"
  17 #include "XGUI_SalomeConnector.h"
  18 #include "XGUI_SalomeViewer.h"
  19 #include "XGUI_ActionsMgr.h"
  20 #include "XGUI_ErrorDialog.h"
  21 #include "XGUI_ViewerProxy.h"
  22 #include "XGUI_PropertyPanel.h"
  23 #include "XGUI_ContextMenuMgr.h"
  24 #include "XGUI_ModuleConnector.h"
  25
  26 #include <Model_Events.h>
  27 #include <ModelAPI_PluginManager.h>
  28 #include <ModelAPI_Feature.h>
  29 #include <ModelAPI_Data.h>
  30 #include <ModelAPI_AttributeDocRef.h>
  31 #include <ModelAPI_Object.h>
  32 #include <ModelAPI_Validator.h>
  33 #include <ModelAPI_ResultPart.h>
  34
  35 #include <PartSetPlugin_Part.h>
  36
  37 #include <Events_Loop.h>
  38 #include <Events_Error.h>
  39
  40 #include <ModuleBase_Operation.h>
  41 #include <ModuleBase_Operation.h>
  42 #include <ModuleBase_OperationDescription.h>
  43 #include <ModuleBase_SelectionValidator.h>
  44
  45 #include <Config_Common.h>
  46 #include <Config_FeatureMessage.h>
  47 #include <Config_PointerMessage.h>
  48 #include <Config_ModuleReader.h>
  49
  50 #include <QApplication>
  51 #include <QFileDialog>
  52 #include <QMessageBox>
  53 #include <QMdiSubWindow>
  54 #include <QPushButton>
  55 #include <QDockWidget>
  56 #include <QLayout>
  57 #include <QTimer>
  58
  59 #ifdef _DEBUG
  60 #include <QDebug>
  61 #endif
  62
  63 #ifdef WIN32
  64 #include <windows.h>
  65 #else
  66 #include <dlfcn.h>
  67 #endif
  68
  69
  70 QMap<QString, QString> XGUI_Workshop::myIcons;
  71
  72 QString XGUI_Workshop::featureIcon(const std::string& theId)
  73 {
  74   QString aId(theId.c_str());
  75   if (myIcons.contains(aId))
  76     return myIcons[aId];
  77   return QString();
  78 }
  79
  80 XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
  81   : QObject(),
  82   myCurrentDir(QString()),
  83   myModule(NULL),
  84   mySalomeConnector(theConnector),
  85   myPropertyPanel(0),
  86   myObjectBrowser(0),
  87   myDisplayer(0)
  88 {
  89   myMainWindow = mySalomeConnector? 0 : new XGUI_MainWindow();
  90
  91   myDisplayer = new XGUI_Displayer(this);
  92
  93   mySelector = new XGUI_SelectionMgr(this);
  94   //connect(mySelector, SIGNAL(selectionChanged()), this, SLOT(updateModuleCommands()));
  95
  96   myOperationMgr = new XGUI_OperationMgr(this);
  97   myActionsMgr = new XGUI_ActionsMgr(this);
  98   myErrorDlg = new XGUI_ErrorDialog(myMainWindow);
  99   myContextMenuMgr = new XGUI_ContextMenuMgr(this);
 100   connect(myContextMenuMgr, SIGNAL(actionTriggered(const QString&, bool)),
 101           this, SLOT(onContextMenuCommand(const QString&, bool)));
 102
 103   myViewerProxy = new XGUI_ViewerProxy(this);
 104   connect(myViewerProxy, SIGNAL(selectionChanged()), this, SLOT(updateCommandsOnViewSelection()));
 105
 106   myModuleConnector = new XGUI_ModuleConnector(this);
 107
 108   connect(myOperationMgr, SIGNAL(operationStarted()), SLOT(onOperationStarted()));
 109   connect(myOperationMgr, SIGNAL(operationResumed()), SLOT(onOperationStarted()));
 110   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), SLOT(onOperationStopped(ModuleBase_Operation*)));
 111   connect(myMainWindow, SIGNAL(exitKeySequence()), SLOT(onExit()));
 112   connect(myOperationMgr, SIGNAL(operationStarted()), myActionsMgr, SLOT(update()));
 113   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), myActionsMgr, SLOT(update()));
 114   connect(this, SIGNAL(errorOccurred(const QString&)), myErrorDlg, SLOT(addError(const QString&)));
 115 }
 116
 117 //******************************************************
 118 XGUI_Workshop::~XGUI_Workshop(void)
 119 {
 120 }
 121
 122 //******************************************************
 123 void XGUI_Workshop::startApplication()
 124 {
 125   initMenu();
 126   //Initialize event listening
 127   Events_Loop* aLoop = Events_Loop::loop();
 128   aLoop->registerListener(this, Events_Error::errorID()); //!< Listening application errors.
 129   //TODO(sbh): Implement static method to extract event id [SEID]
 130   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_LOADED));
 131   // TODO Is it good to use non standard event within workshop?
 132   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OPERATION_LAUNCHED));
 133   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 134   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 135   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 136
 137   activateModule();
 138   if (myMainWindow) {
 139     myMainWindow->show();
 140     updateCommandStatus();
 141   }
 142   onNew();
 143 }
 144
 145 //******************************************************
 146 void XGUI_Workshop::initMenu()
 147 {
 148   myContextMenuMgr->createActions();
 149
 150   if (isSalomeMode()) {
 151     // Create only Undo, Redo commands
 152     QAction* aAction = salomeConnector()->addEditCommand("UNDO_CMD",
 153                                       tr("Undo"), tr("Undo last command"),
 154                                       QIcon(":pictures/undo.png"),
 155                                       QKeySequence::Undo, false);
 156     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onUndo()));
 157     aAction = salomeConnector()->addEditCommand("REDO_CMD",
 158                                       tr("Redo"), tr("Redo last command"),
 159                                       QIcon(":pictures/redo.png"),
 160                                       QKeySequence::Redo, false);
 161     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRedo()));
 162     salomeConnector()->addEditMenuSeparator();
 163     return;
 164   }
 165   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
 166
 167   // File commands group
 168   XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
 169
 170   XGUI_Command* aCommand;
 171
 172   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
 173                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 174   aCommand->connectTo(this, SLOT(onSave()));
 175   //aCommand->disable();
 176
 177   aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
 178                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 179   aCommand->connectTo(this, SLOT(onUndo()));
 180
 181   aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
 182                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 183   aCommand->connectTo(this, SLOT(onRedo()));
 184
 185   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 186                                 QIcon(":pictures/rebuild.png"));
 187
 188   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 189                                 QIcon(":pictures/save.png"));
 190   aCommand->connectTo(this, SLOT(onSaveAs()));
 191   //aCommand->disable();
 192
 193   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 194                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 195   aCommand->connectTo(this, SLOT(onOpen()));
 196
 197   //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
 198   //                              QIcon(":pictures/new.png"), QKeySequence::New);
 199   //aCommand->connectTo(this, SLOT(onNew()));
 200
 201   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 202                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 203   aCommand->connectTo(this, SLOT(onExit()));
 204   //FIXME: SBH's test action. Can be used for some GUI tests.
 205   //#ifdef _DEBUG
 206   //  aCommand = aGroup->addFeature("TEST_CMD", "Test!", "Private debug button",
 207   //                                QIcon(":pictures/close.png"));
 208   //  aCommand->connectTo(myActionsMgr, SLOT(update()));
 209   //#endif
 210 }
 211
 212 //******************************************************
 213 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 214 {
 215   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 216   return aMenuBar->addWorkbench(theName);
 217 }
 218
 219 //******************************************************
 220 void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 221 {
 222   //A message to start feature creation received.
 223   static Events_ID aFeatureLoadedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED);
 224   if (theMessage->eventID() == aFeatureLoadedId) {
 225     const Config_FeatureMessage* aFeatureMsg = dynamic_cast<const Config_FeatureMessage*>(theMessage);
 226     if(!aFeatureMsg->isInternal()) {
 227       addFeature(aFeatureMsg);
 228     }
 229     return;
 230   }
 231
 232   // Process creation of Part
 233   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED)) {
 234     const Model_ObjectUpdatedMessage* aUpdMsg = dynamic_cast<const Model_ObjectUpdatedMessage*>(theMessage);
 235     onFeatureCreatedMsg(aUpdMsg);
 236   }
 237
 238   // Redisplay feature
 239   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY)) {
 240     const Model_ObjectUpdatedMessage* aUpdMsg = dynamic_cast<const Model_ObjectUpdatedMessage*>(theMessage);
 241     onFeatureRedisplayMsg(aUpdMsg);
 242   }
 243
 244   //Update property panel on corresponding message. If there is no current operation (no
 245   //property panel), or received message has different feature to the current - do nothing.
 246   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED)) {
 247     const Model_ObjectUpdatedMessage* anUpdateMsg =
 248         dynamic_cast<const Model_ObjectUpdatedMessage*>(theMessage);
 249     onFeatureUpdatedMsg(anUpdateMsg);
 250   }
 251
 252   //An operation passed by message. Start it, process and commit.
 253   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OPERATION_LAUNCHED)) {
 254     const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
 255     //myPropertyPanel->cleanContent();
 256     ModuleBase_Operation* anOperation = (ModuleBase_Operation*)aPartSetMsg->pointer();
 257
 258     if (myOperationMgr->startOperation(anOperation)) {
 259       myPropertyPanel->updateContentWidget(anOperation->feature());
 260       if (!anOperation->getDescription()->hasXmlRepresentation()) {
 261         anOperation->commit();
 262         updateCommandStatus();
 263       }
 264     }
 265     return;
 266   }
 267   //Show error dialog if error message received.
 268   const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
 269   if (anAppError) {
 270     emit errorOccurred(QString::fromLatin1(anAppError->description()));
 271   }
 272 }
 273
 274 //******************************************************
 275 void XGUI_Workshop::onFeatureUpdatedMsg(const Model_ObjectUpdatedMessage* theMsg)
 276 {
 277   std::set<ObjectPtr> aFeatures = theMsg->objects();
 278   if (myOperationMgr->hasOperation())
 279   {
 280     FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
 281     std::set<ObjectPtr>::const_iterator aIt;
 282     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 283       ObjectPtr aNewFeature = (*aIt);
 284       if(aNewFeature == aCurrentFeature) {
 285         myPropertyPanel->updateContentWidget(aCurrentFeature);
 286         break;
 287       }
 288     }
 289   }
 290 }
 291
 292 //******************************************************
 293 void XGUI_Workshop::onFeatureRedisplayMsg(const Model_ObjectUpdatedMessage* theMsg)
 294 {
 295   std::set<ObjectPtr> aObjects = theMsg->objects();
 296   std::set<ObjectPtr>::const_iterator aIt;
 297   bool isDisplayed = false;
 298   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 299     ResultPtr aRes = boost::dynamic_pointer_cast<ModelAPI_Result>(*aIt);
 300     if (aRes) {
 301       isDisplayed = myDisplayer->redisplay(aRes, false);
 302     }
 303   }
 304   if (isDisplayed)
 305     myDisplayer->updateViewer();
 306 }
 307
 308 //******************************************************
 309 void XGUI_Workshop::onFeatureCreatedMsg(const Model_ObjectUpdatedMessage* theMsg)
 310 {
 311   std::set<ObjectPtr> aFeatures = theMsg->objects();
 312
 313   std::set<ObjectPtr>::const_iterator aIt;
 314   bool aHasPart = false;
 315   bool isDisplayed = false;
 316   for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 317      ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(*aIt);
 318     if (aPart) {
 319       aHasPart = true;
 320       //break;
 321     } else {
 322       ResultPtr aRes = boost::dynamic_pointer_cast<ModelAPI_Result>(*aIt);
 323       if (aRes)
 324         isDisplayed = myDisplayer->display(aRes, false);
 325     }
 326   }
 327   if (isDisplayed)
 328     myDisplayer->updateViewer();
 329   if (aHasPart) {
 330     //The created part will be created in Object Browser later and we have to activate it
 331     // only when it is created everywere
 332     QTimer::singleShot(50, this, SLOT(activateLastPart()));
 333   }
 334 }
 335
 336 //******************************************************
 337 void XGUI_Workshop::onOperationStarted()
 338 {
 339   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 340
 341   if(aOperation->getDescription()->hasXmlRepresentation()) { //!< No need for property panel
 342     connectWithOperation(aOperation);
 343
 344     showPropertyPanel();
 345     QString aXmlRepr = aOperation->getDescription()->xmlRepresentation();
 346     ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aXmlRepr.toStdString(), myModuleConnector);
 347
 348     myPropertyPanel->cleanContent();
 349     aFactory.createWidget(myPropertyPanel->contentWidget());
 350
 351     QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
 352     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 353     ModuleBase_ModelWidget* aWidget;
 354     for (; anIt != aLast; anIt++) {
 355       aWidget = *anIt;
 356       //QObject::connect(aWidget, SIGNAL(valuesChanged()),  aOperation, SLOT(storeCustomValue()));
 357       QObject::connect(aWidget, SIGNAL(valuesChanged()),
 358                        this, SLOT(onWidgetValuesChanged()));
 359       // Init default values
 360       if (!aOperation->isEditOperation() && aWidget->hasDefaultValue()) {
 361         aWidget->storeValue(aOperation->feature());
 362       }
 363     }
 364
 365     myPropertyPanel->setModelWidgets(aWidgets);
 366     myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
 367   }
 368   updateCommandStatus();
 369 }
 370
 371 //******************************************************
 372 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 373 {
 374   //!< No need for property panel
 375   updateCommandStatus();
 376   hidePropertyPanel();
 377   myPropertyPanel->cleanContent();
 378 }
 379
 380 /*
 381  *
 382  */
 383 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 384 {
 385   if (!theMessage) {
 386 #ifdef _DEBUG
 387     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 388 #endif
 389     return;
 390   }
 391   // Remember features icons
 392   myIcons[QString::fromStdString(theMessage->id())] = QString::fromStdString(theMessage->icon());
 393
 394   //Find or create Workbench
 395   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 396   QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
 397   bool isUsePropPanel = theMessage->isUseInput();
 398   QString aId = QString::fromStdString(theMessage->id());
 399   if (isSalomeMode()) {
 400     QAction* aAction = salomeConnector()->addFeature(aWchName,
 401                               aId,
 402                               QString::fromStdString(theMessage->text()),
 403                               QString::fromStdString(theMessage->tooltip()),
 404                               QIcon(theMessage->icon().c_str()),
 405                               QKeySequence(), isUsePropPanel);
 406     salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
 407     myActionsMgr->addCommand(aAction);
 408     myModule->featureCreated(aAction);
 409   } else {
 410
 411     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 412     XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 413     if (!aPage) {
 414       aPage = addWorkbench(aWchName);
 415     }
 416     //Find or create Group
 417     QString aGroupName = QString::fromStdString(theMessage->groupId());
 418     XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 419     if (!aGroup) {
 420       aGroup = aPage->addGroup(aGroupName);
 421     }
 422     //Create feature...
 423     XGUI_Command* aCommand = aGroup->addFeature(aId,
 424                                                 QString::fromStdString(theMessage->text()),
 425                                                 QString::fromStdString(theMessage->tooltip()),
 426                                                 QIcon(theMessage->icon().c_str()),
 427                                                 QKeySequence(), isUsePropPanel);
 428     aCommand->setNestedCommands(aNestedFeatures.split(" ", QString::SkipEmptyParts));
 429     myActionsMgr->addCommand(aCommand);
 430     myModule->featureCreated(aCommand);
 431   }
 432 }
 433
 434 /*
 435  * Makes a signal/slot connections between Property Panel
 436  * and given operation. The given operation becomes a
 437  * current operation and previous operation if exists
 438  */
 439 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 440 {
 441   QAction* aCommand = 0;
 442   if (isSalomeMode()) {
 443     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
 444   } else {
 445     XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 446     aCommand = aMenu->feature(theOperation->getDescription()->operationId());
 447   }
 448   //Abort operation on uncheck the command
 449   connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 450 }
 451
 452 /*
 453  * Saves document with given name.
 454  */
 455 void XGUI_Workshop::saveDocument(QString theName)
 456 {
 457   QApplication::restoreOverrideCursor();
 458   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 459   DocumentPtr aDoc = aMgr->rootDocument();
 460   aDoc->save(theName.toLatin1().constData());
 461   QApplication::restoreOverrideCursor();
 462 }
 463
 464 //******************************************************
 465 void XGUI_Workshop::onExit()
 466 {
 467   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 468   DocumentPtr aDoc = aMgr->rootDocument();
 469   if(aDoc->isModified()) {
 470     int anAnswer = QMessageBox::question(
 471         myMainWindow, tr("Save current file"),
 472         tr("The document is modified, save before exit?"),
 473         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 474     if(anAnswer == QMessageBox::Save) {
 475       bool saved = onSave();
 476       if(!saved) {
 477         return;
 478       }
 479     } else if (anAnswer == QMessageBox::Cancel) {
 480       return;
 481     }
 482   }
 483   qApp->exit();
 484 }
 485
 486 //******************************************************
 487 void XGUI_Workshop::onNew()
 488 {
 489   QApplication::setOverrideCursor(Qt::WaitCursor);
 490   if (objectBrowser() == 0) {
 491     createDockWidgets();
 492     mySelector->connectViewers();
 493   }
 494   myViewerProxy->connectToViewer();
 495   showObjectBrowser();
 496   if (!isSalomeMode()) {
 497     myMainWindow->showPythonConsole();
 498     QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 499     aWnd->showMaximized();
 500     updateCommandStatus();
 501   }
 502   myContextMenuMgr->connectViewer();
 503   QApplication::restoreOverrideCursor();
 504 }
 505
 506 //******************************************************
 507 void XGUI_Workshop::onOpen()
 508 {
 509   //save current file before close if modified
 510   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 511   DocumentPtr aDoc = aMgr->rootDocument();
 512   if(aDoc->isModified()) {
 513     //TODO(sbh): re-launch the app?
 514     int anAnswer = QMessageBox::question(
 515         myMainWindow, tr("Save current file"),
 516         tr("The document is modified, save before opening another?"),
 517         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 518     if(anAnswer == QMessageBox::Save) {
 519       onSave();
 520     } else if (anAnswer == QMessageBox::Cancel) {
 521       return;
 522     }
 523     aDoc->close();
 524     myCurrentDir = "";
 525   }
 526
 527   //show file dialog, check if readable and open
 528   myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
 529   if(myCurrentDir.isEmpty())
 530     return;
 531   QFileInfo aFileInfo(myCurrentDir);
 532   if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
 533     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 534     myCurrentDir = "";
 535     return;
 536   }
 537   QApplication::setOverrideCursor(Qt::WaitCursor);
 538   aDoc->load(myCurrentDir.toLatin1().constData());
 539   updateCommandStatus();
 540   myObjectBrowser->rebuildDataTree();
 541   QApplication::restoreOverrideCursor();
 542 }
 543
 544 //******************************************************
 545 bool XGUI_Workshop::onSave()
 546 {
 547   if(myCurrentDir.isEmpty()) {
 548     return onSaveAs();
 549   }
 550   saveDocument(myCurrentDir);
 551   updateCommandStatus();
 552   return true;
 553 }
 554
 555 //******************************************************
 556 bool XGUI_Workshop::onSaveAs()
 557 {
 558   QFileDialog dialog(mainWindow());
 559   dialog.setWindowTitle(tr("Select directory to save files..."));
 560   dialog.setFileMode(QFileDialog::Directory);
 561   dialog.setFilter(tr("Folders (*)"));
 562   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
 563   dialog.setViewMode(QFileDialog::Detail);
 564
 565   if(!dialog.exec()) {
 566     return false;
 567   }
 568   QString aTempDir = dialog.selectedFiles().first();
 569   QDir aDir(aTempDir);
 570   if(aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot|QDir::AllEntries).isEmpty()) {
 571     int answer = QMessageBox::question(myMainWindow,
 572                                        //: Title of the dialog which asks user if he wants to save study in existing non-empty folder
 573                                        tr("Save"),
 574                                        tr("The folder already contains some files, save anyway?"),
 575                                        QMessageBox::Save|QMessageBox::Cancel);
 576     if(answer == QMessageBox::Cancel) {
 577       return false;
 578     }
 579   }
 580   myCurrentDir = aTempDir;
 581   return onSave();
 582 }
 583
 584 //******************************************************
 585 void XGUI_Workshop::onUndo()
 586 {
 587   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 588   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 589   DocumentPtr aDoc = aMgr->rootDocument();
 590   if (aDoc->isOperation())
 591     operationMgr()->abortOperation();
 592   aDoc->undo();
 593   updateCommandStatus();
 594 }
 595
 596 //******************************************************
 597 void XGUI_Workshop::onRedo()
 598 {
 599   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 600   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 601   DocumentPtr aDoc = aMgr->rootDocument();
 602   if (aDoc->isOperation())
 603     operationMgr()->abortOperation();
 604   aDoc->redo();
 605   updateCommandStatus();
 606 }
 607
 608 //******************************************************
 609 ModuleBase_IModule* XGUI_Workshop::loadModule(const QString& theModule)
 610 {
 611   QString libName =
 612       QString::fromStdString(library(theModule.toStdString()));
 613   if (libName.isEmpty()) {
 614     qWarning(
 615     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 616     return 0;
 617   }
 618
 619   QString err;
 620   CREATE_FUNC crtInst = 0;
 621
 622 #ifdef WIN32
 623   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 624   if (!modLib) {
 625     LPVOID lpMsgBuf;
 626     ::FormatMessage(
 627         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 628         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 629     QString aMsg((char*) &lpMsgBuf);
 630     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 631     ::LocalFree(lpMsgBuf);
 632   } else {
 633     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 634     if (!crtInst) {
 635       LPVOID lpMsgBuf;
 636       ::FormatMessage(
 637           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 638               | FORMAT_MESSAGE_IGNORE_INSERTS,
 639           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 640       QString aMsg((char*) &lpMsgBuf);
 641       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 642       ::LocalFree(lpMsgBuf);
 643     }
 644   }
 645 #else
 646   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
 647   if ( !modLib ) {
 648     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 649   } else {
 650     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 651     if ( !crtInst ) {
 652       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 653     }
 654   }
 655 #endif
 656
 657   ModuleBase_IModule* aModule = crtInst ? crtInst(this) : 0;
 658
 659   if (!err.isEmpty()) {
 660     if (mainWindow()) {
 661       QMessageBox::warning(mainWindow(), tr("Error"), err);
 662     } else {
 663       qWarning( qPrintable( err ));
 664     }
 665   }
 666   return aModule;
 667 }
 668
 669 //******************************************************
 670 bool XGUI_Workshop::activateModule()
 671 {
 672   Config_ModuleReader aModuleReader;
 673   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
 674   myModule = loadModule(moduleName);
 675   if (!myModule)
 676     return false;
 677   myModule->createFeatures();
 678   myActionsMgr->update();
 679   return true;
 680 }
 681
 682 //******************************************************
 683 void XGUI_Workshop::updateCommandStatus()
 684 {
 685   QList<QAction*> aCommands;
 686   if (isSalomeMode()) { // update commands in SALOME mode
 687     aCommands = salomeConnector()->commandList();
 688   } else {
 689     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 690     foreach (XGUI_Command* aCmd, aMenuBar->features())
 691       aCommands.append(aCmd);
 692   }
 693   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 694   if (aMgr->hasRootDocument()) {
 695     QAction* aUndoCmd;
 696     QAction* aRedoCmd;
 697     foreach(QAction* aCmd, aCommands) {
 698       QString aId = aCmd->data().toString();
 699       if (aId == "UNDO_CMD")
 700         aUndoCmd = aCmd;
 701       else if (aId == "REDO_CMD")
 702         aRedoCmd = aCmd;
 703       else // Enable all commands
 704         aCmd->setEnabled(true);
 705     }
 706     DocumentPtr aDoc = aMgr->rootDocument();
 707     aUndoCmd->setEnabled(aDoc->canUndo());
 708     aRedoCmd->setEnabled(aDoc->canRedo());
 709   } else {
 710     foreach(QAction* aCmd, aCommands) {
 711       QString aId = aCmd->data().toString();
 712       if (aId == "NEW_CMD")
 713         aCmd->setEnabled(true);
 714       else if (aId == "EXIT_CMD")
 715         aCmd->setEnabled(true);
 716       else
 717         aCmd->setEnabled(false);
 718     }
 719   }
 720   myActionsMgr->update();
 721 }
 722
 723 //******************************************************
 724 QList<QAction*> XGUI_Workshop::getModuleCommands() const
 725 {
 726   QList<QAction*> aCommands;
 727   if (isSalomeMode()) { // update commands in SALOME mode
 728     aCommands = salomeConnector()->commandList();
 729   } else {
 730     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 731     foreach (XGUI_Workbench* aWb, aMenuBar->workbenches()) {
 732       if (aWb != aMenuBar->generalPage()) {
 733         foreach(XGUI_Command* aCmd, aWb->features())
 734           aCommands.append(aCmd);
 735       }
 736     }
 737   }
 738   return aCommands;
 739 }
 740
 741 //******************************************************
 742 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
 743 {
 744   QDockWidget* aObjDock = new QDockWidget(theParent);
 745   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 746   aObjDock->setWindowTitle(tr("Object browser"));
 747   aObjDock->setStyleSheet("::title { position: relative; padding-left: 5px; text-align: left center }");
 748   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
 749   connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
 750   aObjDock->setWidget(myObjectBrowser);
 751
 752   myContextMenuMgr->connectObjectBrowser();
 753   return aObjDock;
 754 }
 755
 756 //******************************************************
 757 /*
 758  * Creates dock widgets, places them in corresponding area
 759  * and tabifies if necessary.
 760  */
 761 void XGUI_Workshop::createDockWidgets()
 762 {
 763   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
 764                                           myMainWindow;
 765   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
 766   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
 767   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
 768   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
 769   hidePropertyPanel(); //<! Invisible by default
 770   hideObjectBrowser();
 771   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
 772
 773   QPushButton* aOkBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 774   connect(aOkBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onCommitOperation()));
 775   QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 776   connect(aCancelBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onAbortOperation()));
 777
 778   connect(myPropertyPanel, SIGNAL(keyReleased(const std::string&, QKeyEvent*)),
 779           myOperationMgr, SLOT(onKeyReleased(const std::string&, QKeyEvent*)));
 780
 781   connect(myPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 782           myOperationMgr, SLOT(onWidgetActivated(ModuleBase_ModelWidget*)));
 783   connect(myOperationMgr, SIGNAL(activateNextWidget(ModuleBase_ModelWidget*)),
 784           myPropertyPanel, SLOT(onActivateNextWidget(ModuleBase_ModelWidget*)));
 785 }
 786
 787 //******************************************************
 788 void XGUI_Workshop::showPropertyPanel()
 789 {
 790   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 791   //<! Restore ability to close panel from the window's menu
 792   aViewAct->setEnabled(true);
 793   myPropertyPanel->show();
 794   myPropertyPanel->raise();
 795 }
 796
 797 //******************************************************
 798 void XGUI_Workshop::hidePropertyPanel()
 799 {
 800   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 801   //<! Do not allow to show empty property panel
 802   aViewAct->setEnabled(false);
 803   myPropertyPanel->hide();
 804 }
 805
 806 //******************************************************
 807 void XGUI_Workshop::showObjectBrowser()
 808 {
 809   myObjectBrowser->parentWidget()->show();
 810 }
 811
 812 //******************************************************
 813 void XGUI_Workshop::hideObjectBrowser()
 814 {
 815   myObjectBrowser->parentWidget()->hide();
 816 }
 817
 818 //******************************************************
 819 void XGUI_Workshop::onFeatureTriggered()
 820 {
 821   QAction* aCmd = dynamic_cast<QAction*>(sender());
 822   if (aCmd) {
 823     QString aId = salomeConnector()->commandId(aCmd);
 824     if (!aId.isNull())
 825       myModule->launchOperation(aId);
 826   }
 827 }
 828
 829 //******************************************************
 830 void XGUI_Workshop::changeCurrentDocument(ObjectPtr theObj)
 831 {
 832   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 833   if (theObj) {
 834     DocumentPtr aPartDoc = theObj->document();
 835     if (aPartDoc)
 836       aMgr->setCurrentDocument(aPartDoc);
 837   } else {
 838     aMgr->setCurrentDocument(aMgr->rootDocument());
 839   }
 840 }
 841
 842 //******************************************************
 843 void XGUI_Workshop::salomeViewerSelectionChanged()
 844 {
 845   emit salomeViewerSelection();
 846 }
 847
 848
 849 //**************************************************************
 850 XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const
 851 {
 852   return mySalomeConnector->viewer();
 853 }
 854
 855 //**************************************************************
 856 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
 857 {
 858   QList<ObjectPtr> aObjects = mySelector->selection()->selectedObjects();
 859   if ((theId == "ACTIVATE_PART_CMD") && (aObjects.size() > 0)) {
 860     ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aObjects.first());
 861     if (aPart)
 862       activatePart(aPart);
 863   } else if (theId == "DEACTIVATE_PART_CMD")
 864     activatePart(ResultPartPtr());
 865   else if (theId == "DELETE_CMD")
 866     deleteObjects(aObjects);
 867   else if (theId == "SHOW_CMD")
 868     showObjects(aObjects, true);
 869   else if (theId == "HIDE_CMD")
 870     showObjects(aObjects, false);
 871 }
 872
 873 //**************************************************************
 874 void XGUI_Workshop::onWidgetValuesChanged()
 875 {
 876   ModuleBase_Operation* anOperation = myOperationMgr->currentOperation();
 877   FeaturePtr aFeature = anOperation->feature();
 878
 879   ModuleBase_ModelWidget* aSenderWidget = dynamic_cast<ModuleBase_ModelWidget*>(sender());
 880   //if (aCustom)
 881   //  aCustom->storeValue(aFeature);
 882
 883   const QList<ModuleBase_ModelWidget*>& aWidgets = myPropertyPanel->modelWidgets();
 884   QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 885   for (; anIt != aLast; anIt++) {
 886     ModuleBase_ModelWidget* aCustom = *anIt;
 887     if (aCustom && (/*!aCustom->isInitialized(aFeature) ||*/ aCustom == aSenderWidget)) {
 888       aCustom->storeValue(aFeature);
 889     }
 890   }
 891 }
 892
 893 //**************************************************************
 894 void XGUI_Workshop::activatePart(ResultPartPtr theFeature)
 895 {
 896   changeCurrentDocument(theFeature);
 897   myObjectBrowser->activatePart(theFeature);
 898 }
 899
 900 //**************************************************************
 901 void XGUI_Workshop::activateLastPart()
 902 {
 903   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 904   DocumentPtr aDoc = aMgr->rootDocument();
 905   std::string aGrpName = ModelAPI_ResultPart::group();
 906   ObjectPtr aLastPart = aDoc->object(aGrpName, aDoc->size(aGrpName) - 1);
 907   ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aLastPart);
 908   if (aPart)
 909     activatePart(aPart);
 910 }
 911
 912 //**************************************************************
 913 void XGUI_Workshop::deleteObjects(const QList<ObjectPtr>& theList)
 914 {
 915   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() : myMainWindow;
 916   QMessageBox::StandardButton aRes = QMessageBox::warning(aDesktop, tr("Delete features"),
 917                                                           tr("Seleted features will be deleted. Continue?"),
 918                                                           QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
 919   // ToDo: definbe deleting method
 920   /*  if (aRes == QMessageBox::Yes) {
 921     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 922     aMgr->rootDocument()->startOperation();
 923     foreach (ObjectPtr aObj, theList) {
 924       ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
 925       if (aPart) {
 926         DocumentPtr aDoc = aPart->document();
 927         if (aDoc == aMgr->currentDocument()) {
 928           aDoc->close();
 929         }
 930         aMgr->rootDocument()->removeFeature(aPart->owner());
 931       } else {
 932         aObj->document()->removeFeature(aObj);
 933       }
 934     }
 935     myDisplayer->updateViewer();
 936     aMgr->rootDocument()->finishOperation();
 937   }*/
 938 }
 939
 940 //**************************************************************
 941 void XGUI_Workshop::showObjects(const QList<ObjectPtr>& theList, bool isVisible)
 942 {
 943   foreach (ObjectPtr aObj, theList) {
 944     ResultPtr aRes = boost::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 945     if (aRes) {
 946       if (isVisible) {
 947         myDisplayer->display(aRes, false);
 948       } else {
 949         myDisplayer->erase(aRes, false);
 950       }
 951     }
 952   }
 953   myDisplayer->updateViewer();
 954 }
 955
 956 //**************************************************************
 957 void XGUI_Workshop::updateCommandsOnViewSelection()
 958 {
 959   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 960   ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
 961   XGUI_Selection* aSelection = mySelector->selection();
 962
 963   QList<QAction*> aActions = getModuleCommands();
 964   foreach(QAction* aAction, aActions) {
 965     QString aId = aAction->data().toString();
 966     const ModelAPI_Validator* aValidator = aFactory->validator(aId.toStdString());
 967     if (aValidator) {
 968       const ModuleBase_SelectionValidator* aSelValidator =
 969         dynamic_cast<const ModuleBase_SelectionValidator*>(aValidator);
 970       if (aSelValidator) {
 971         aAction->setEnabled(aSelValidator->isValid(aSelection));
 972       }
 973     }
 974   }
 975 }