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 <ModelAPI_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   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 137
 138   activateModule();
 139   if (myMainWindow) {
 140     myMainWindow->show();
 141     updateCommandStatus();
 142   }
 143   onNew();
 144 }
 145
 146 //******************************************************
 147 void XGUI_Workshop::initMenu()
 148 {
 149   myContextMenuMgr->createActions();
 150
 151   if (isSalomeMode()) {
 152     // Create only Undo, Redo commands
 153     QAction* aAction = salomeConnector()->addEditCommand("UNDO_CMD",
 154                                       tr("Undo"), tr("Undo last command"),
 155                                       QIcon(":pictures/undo.png"),
 156                                       QKeySequence::Undo, false);
 157     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onUndo()));
 158     aAction = salomeConnector()->addEditCommand("REDO_CMD",
 159                                       tr("Redo"), tr("Redo last command"),
 160                                       QIcon(":pictures/redo.png"),
 161                                       QKeySequence::Redo, false);
 162     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRedo()));
 163     salomeConnector()->addEditMenuSeparator();
 164     return;
 165   }
 166   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
 167
 168   // File commands group
 169   XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
 170
 171   XGUI_Command* aCommand;
 172
 173   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
 174                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 175   aCommand->connectTo(this, SLOT(onSave()));
 176   //aCommand->disable();
 177
 178   aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
 179                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 180   aCommand->connectTo(this, SLOT(onUndo()));
 181
 182   aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
 183                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 184   aCommand->connectTo(this, SLOT(onRedo()));
 185
 186   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 187                                 QIcon(":pictures/rebuild.png"));
 188
 189   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 190                                 QIcon(":pictures/save.png"));
 191   aCommand->connectTo(this, SLOT(onSaveAs()));
 192   //aCommand->disable();
 193
 194   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 195                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 196   aCommand->connectTo(this, SLOT(onOpen()));
 197
 198   //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
 199   //                              QIcon(":pictures/new.png"), QKeySequence::New);
 200   //aCommand->connectTo(this, SLOT(onNew()));
 201
 202   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 203                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 204   aCommand->connectTo(this, SLOT(onExit()));
 205   //FIXME: SBH's test action. Can be used for some GUI tests.
 206   //#ifdef _DEBUG
 207   //  aCommand = aGroup->addFeature("TEST_CMD", "Test!", "Private debug button",
 208   //                                QIcon(":pictures/close.png"));
 209   //  aCommand->connectTo(myActionsMgr, SLOT(update()));
 210   //#endif
 211 }
 212
 213 //******************************************************
 214 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 215 {
 216   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 217   return aMenuBar->addWorkbench(theName);
 218 }
 219
 220 //******************************************************
 221 void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 222 {
 223   //A message to start feature creation received.
 224   static Events_ID aFeatureLoadedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED);
 225   if (theMessage->eventID() == aFeatureLoadedId) {
 226     const Config_FeatureMessage* aFeatureMsg = dynamic_cast<const Config_FeatureMessage*>(theMessage);
 227     if(!aFeatureMsg->isInternal()) {
 228       addFeature(aFeatureMsg);
 229     }
 230     return;
 231   }
 232
 233   // Process creation of Part
 234   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED)) {
 235     const ModelAPI_ObjectUpdatedMessage* aUpdMsg = dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
 236     onFeatureCreatedMsg(aUpdMsg);
 237     return;
 238   }
 239
 240   // Redisplay feature
 241   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY)) {
 242     const ModelAPI_ObjectUpdatedMessage* aUpdMsg = dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
 243     onFeatureRedisplayMsg(aUpdMsg);
 244     return;
 245   }
 246
 247   //Update property panel on corresponding message. If there is no current operation (no
 248   //property panel), or received message has different feature to the current - do nothing.
 249   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED)) {
 250     const ModelAPI_ObjectUpdatedMessage* anUpdateMsg =
 251         dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
 252     onFeatureUpdatedMsg(anUpdateMsg);
 253     return;
 254   }
 255
 256   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_DELETED)) {
 257     const ModelAPI_ObjectDeletedMessage* aDelMsg =
 258         dynamic_cast<const ModelAPI_ObjectDeletedMessage*>(theMessage);
 259     onObjectDeletedMsg(aDelMsg);
 260     return;
 261   }
 262
 263   //An operation passed by message. Start it, process and commit.
 264   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OPERATION_LAUNCHED)) {
 265     const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
 266     //myPropertyPanel->cleanContent();
 267     ModuleBase_Operation* anOperation = (ModuleBase_Operation*)aPartSetMsg->pointer();
 268
 269     if (myOperationMgr->startOperation(anOperation)) {
 270       myPropertyPanel->updateContentWidget(anOperation->feature());
 271       if (!anOperation->getDescription()->hasXmlRepresentation()) {
 272         anOperation->commit();
 273         updateCommandStatus();
 274       }
 275     }
 276     return;
 277   }
 278   //Show error dialog if error message received.
 279   const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
 280   if (anAppError) {
 281     emit errorOccurred(QString::fromLatin1(anAppError->description()));
 282   }
 283 }
 284
 285 //******************************************************
 286 void XGUI_Workshop::onFeatureUpdatedMsg(const ModelAPI_ObjectUpdatedMessage* theMsg)
 287 {
 288   std::set<ObjectPtr> aFeatures = theMsg->objects();
 289   if (myOperationMgr->hasOperation())
 290   {
 291     FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
 292     std::set<ObjectPtr>::const_iterator aIt;
 293     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 294       ObjectPtr aNewFeature = (*aIt);
 295       if(aNewFeature == aCurrentFeature) {
 296         myPropertyPanel->updateContentWidget(aCurrentFeature);
 297         break;
 298       }
 299     }
 300   }
 301 }
 302
 303 //******************************************************
 304 void XGUI_Workshop::onFeatureRedisplayMsg(const ModelAPI_ObjectUpdatedMessage* theMsg)
 305 {
 306   std::set<ObjectPtr> aObjects = theMsg->objects();
 307   std::set<ObjectPtr>::const_iterator aIt;
 308   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 309     ObjectPtr aObj = (*aIt);
 310     if (!aObj->data() )
 311       myDisplayer->erase(aObj, false);
 312     else {
 313       if (myDisplayer->isVisible(aObj)) // TODO VSV: Correction sketch drawing
 314         myDisplayer->display(aObj, false); // In order to update presentation
 315     }
 316   }
 317   myDisplayer->updateViewer();
 318 }
 319
 320 //******************************************************
 321 void XGUI_Workshop::onFeatureCreatedMsg(const ModelAPI_ObjectUpdatedMessage* theMsg)
 322 {
 323   std::set<ObjectPtr> aObjects = theMsg->objects();
 324
 325   std::set<ObjectPtr>::const_iterator aIt;
 326   bool aHasPart = false;
 327   bool isDisplayed = false;
 328   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 329     ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(*aIt);
 330     if (aPart) {
 331       aHasPart = true;
 332     } else {
 333       ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 334       if (aOperation->hasObject(*aIt)) { // Display only current operation results
 335         myDisplayer->display(*aIt, false);
 336         isDisplayed = true;
 337       }
 338     }
 339   }
 340   if (isDisplayed)
 341     myDisplayer->updateViewer();
 342   if (aHasPart) {
 343     //The created part will be created in Object Browser later and we have to activate it
 344     // only when it is created everywere
 345     QTimer::singleShot(50, this, SLOT(activateLastPart()));
 346   }
 347 }
 348
 349 //******************************************************
 350 void XGUI_Workshop::onObjectDeletedMsg(const ModelAPI_ObjectDeletedMessage* theMsg)
 351 {
 352   //std::set<ObjectPtr> aFeatures = theMsg->objects();
 353 }
 354
 355 //******************************************************
 356 void XGUI_Workshop::onOperationStarted()
 357 {
 358   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 359
 360   if(aOperation->getDescription()->hasXmlRepresentation()) { //!< No need for property panel
 361     connectWithOperation(aOperation);
 362
 363     showPropertyPanel();
 364     QString aXmlRepr = aOperation->getDescription()->xmlRepresentation();
 365     ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aXmlRepr.toStdString(), myModuleConnector);
 366
 367     myPropertyPanel->cleanContent();
 368     aFactory.createWidget(myPropertyPanel->contentWidget());
 369
 370     QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
 371     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 372     ModuleBase_ModelWidget* aWidget;
 373     for (; anIt != aLast; anIt++) {
 374       aWidget = *anIt;
 375       //QObject::connect(aWidget, SIGNAL(valuesChanged()),  aOperation, SLOT(storeCustomValue()));
 376       QObject::connect(aWidget, SIGNAL(valuesChanged()),
 377                        this, SLOT(onWidgetValuesChanged()));
 378       // Init default values
 379       if (!aOperation->isEditOperation() && aWidget->hasDefaultValue()) {
 380         aWidget->storeValue(aOperation->feature());
 381       }
 382     }
 383
 384     myPropertyPanel->setModelWidgets(aWidgets);
 385     myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
 386   }
 387   updateCommandStatus();
 388 }
 389
 390 //******************************************************
 391 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 392 {
 393   //!< No need for property panel
 394   updateCommandStatus();
 395   hidePropertyPanel();
 396   myPropertyPanel->cleanContent();
 397 }
 398
 399 /*
 400  *
 401  */
 402 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 403 {
 404   if (!theMessage) {
 405 #ifdef _DEBUG
 406     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 407 #endif
 408     return;
 409   }
 410   // Remember features icons
 411   myIcons[QString::fromStdString(theMessage->id())] = QString::fromStdString(theMessage->icon());
 412
 413   //Find or create Workbench
 414   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 415   QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
 416   bool isUsePropPanel = theMessage->isUseInput();
 417   QString aId = QString::fromStdString(theMessage->id());
 418   if (isSalomeMode()) {
 419     QAction* aAction = salomeConnector()->addFeature(aWchName,
 420                               aId,
 421                               QString::fromStdString(theMessage->text()),
 422                               QString::fromStdString(theMessage->tooltip()),
 423                               QIcon(theMessage->icon().c_str()),
 424                               QKeySequence(), isUsePropPanel);
 425     salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
 426     myActionsMgr->addCommand(aAction);
 427     myModule->featureCreated(aAction);
 428   } else {
 429
 430     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 431     XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 432     if (!aPage) {
 433       aPage = addWorkbench(aWchName);
 434     }
 435     //Find or create Group
 436     QString aGroupName = QString::fromStdString(theMessage->groupId());
 437     XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 438     if (!aGroup) {
 439       aGroup = aPage->addGroup(aGroupName);
 440     }
 441     //Create feature...
 442     XGUI_Command* aCommand = aGroup->addFeature(aId,
 443                                                 QString::fromStdString(theMessage->text()),
 444                                                 QString::fromStdString(theMessage->tooltip()),
 445                                                 QIcon(theMessage->icon().c_str()),
 446                                                 QKeySequence(), isUsePropPanel);
 447     aCommand->setNestedCommands(aNestedFeatures.split(" ", QString::SkipEmptyParts));
 448     myActionsMgr->addCommand(aCommand);
 449     myModule->featureCreated(aCommand);
 450   }
 451 }
 452
 453 /*
 454  * Makes a signal/slot connections between Property Panel
 455  * and given operation. The given operation becomes a
 456  * current operation and previous operation if exists
 457  */
 458 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 459 {
 460   QAction* aCommand = 0;
 461   if (isSalomeMode()) {
 462     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
 463   } else {
 464     XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 465     aCommand = aMenu->feature(theOperation->getDescription()->operationId());
 466   }
 467   //Abort operation on uncheck the command
 468   connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 469 }
 470
 471 /*
 472  * Saves document with given name.
 473  */
 474 void XGUI_Workshop::saveDocument(QString theName)
 475 {
 476   QApplication::restoreOverrideCursor();
 477   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 478   DocumentPtr aDoc = aMgr->rootDocument();
 479   aDoc->save(theName.toLatin1().constData());
 480   QApplication::restoreOverrideCursor();
 481 }
 482
 483 //******************************************************
 484 void XGUI_Workshop::onExit()
 485 {
 486   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 487   DocumentPtr aDoc = aMgr->rootDocument();
 488   if(aDoc->isModified()) {
 489     int anAnswer = QMessageBox::question(
 490         myMainWindow, tr("Save current file"),
 491         tr("The document is modified, save before exit?"),
 492         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 493     if(anAnswer == QMessageBox::Save) {
 494       bool saved = onSave();
 495       if(!saved) {
 496         return;
 497       }
 498     } else if (anAnswer == QMessageBox::Cancel) {
 499       return;
 500     }
 501   }
 502   qApp->exit();
 503 }
 504
 505 //******************************************************
 506 void XGUI_Workshop::onNew()
 507 {
 508   QApplication::setOverrideCursor(Qt::WaitCursor);
 509   if (objectBrowser() == 0) {
 510     createDockWidgets();
 511     mySelector->connectViewers();
 512   }
 513   myViewerProxy->connectToViewer();
 514   showObjectBrowser();
 515   if (!isSalomeMode()) {
 516     myMainWindow->showPythonConsole();
 517     QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 518     aWnd->showMaximized();
 519     updateCommandStatus();
 520   }
 521   myContextMenuMgr->connectViewer();
 522   QApplication::restoreOverrideCursor();
 523 }
 524
 525 //******************************************************
 526 void XGUI_Workshop::onOpen()
 527 {
 528   //save current file before close if modified
 529   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 530   DocumentPtr aDoc = aMgr->rootDocument();
 531   if(aDoc->isModified()) {
 532     //TODO(sbh): re-launch the app?
 533     int anAnswer = QMessageBox::question(
 534         myMainWindow, tr("Save current file"),
 535         tr("The document is modified, save before opening another?"),
 536         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 537     if(anAnswer == QMessageBox::Save) {
 538       onSave();
 539     } else if (anAnswer == QMessageBox::Cancel) {
 540       return;
 541     }
 542     aDoc->close();
 543     myCurrentDir = "";
 544   }
 545
 546   //show file dialog, check if readable and open
 547   myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
 548   if(myCurrentDir.isEmpty())
 549     return;
 550   QFileInfo aFileInfo(myCurrentDir);
 551   if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
 552     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 553     myCurrentDir = "";
 554     return;
 555   }
 556   QApplication::setOverrideCursor(Qt::WaitCursor);
 557   aDoc->load(myCurrentDir.toLatin1().constData());
 558   updateCommandStatus();
 559   myObjectBrowser->rebuildDataTree();
 560   QApplication::restoreOverrideCursor();
 561 }
 562
 563 //******************************************************
 564 bool XGUI_Workshop::onSave()
 565 {
 566   if(myCurrentDir.isEmpty()) {
 567     return onSaveAs();
 568   }
 569   saveDocument(myCurrentDir);
 570   updateCommandStatus();
 571   return true;
 572 }
 573
 574 //******************************************************
 575 bool XGUI_Workshop::onSaveAs()
 576 {
 577   QFileDialog dialog(mainWindow());
 578   dialog.setWindowTitle(tr("Select directory to save files..."));
 579   dialog.setFileMode(QFileDialog::Directory);
 580   dialog.setFilter(tr("Folders (*)"));
 581   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
 582   dialog.setViewMode(QFileDialog::Detail);
 583
 584   if(!dialog.exec()) {
 585     return false;
 586   }
 587   QString aTempDir = dialog.selectedFiles().first();
 588   QDir aDir(aTempDir);
 589   if(aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot|QDir::AllEntries).isEmpty()) {
 590     int answer = QMessageBox::question(myMainWindow,
 591                                        //: Title of the dialog which asks user if he wants to save study in existing non-empty folder
 592                                        tr("Save"),
 593                                        tr("The folder already contains some files, save anyway?"),
 594                                        QMessageBox::Save|QMessageBox::Cancel);
 595     if(answer == QMessageBox::Cancel) {
 596       return false;
 597     }
 598   }
 599   myCurrentDir = aTempDir;
 600   return onSave();
 601 }
 602
 603 //******************************************************
 604 void XGUI_Workshop::onUndo()
 605 {
 606   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 607   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 608   DocumentPtr aDoc = aMgr->rootDocument();
 609   if (aDoc->isOperation())
 610     operationMgr()->abortOperation();
 611   aDoc->undo();
 612   updateCommandStatus();
 613 }
 614
 615 //******************************************************
 616 void XGUI_Workshop::onRedo()
 617 {
 618   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 619   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 620   DocumentPtr aDoc = aMgr->rootDocument();
 621   if (aDoc->isOperation())
 622     operationMgr()->abortOperation();
 623   aDoc->redo();
 624   updateCommandStatus();
 625 }
 626
 627 //******************************************************
 628 ModuleBase_IModule* XGUI_Workshop::loadModule(const QString& theModule)
 629 {
 630   QString libName =
 631       QString::fromStdString(library(theModule.toStdString()));
 632   if (libName.isEmpty()) {
 633     qWarning(
 634     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 635     return 0;
 636   }
 637
 638   QString err;
 639   CREATE_FUNC crtInst = 0;
 640
 641 #ifdef WIN32
 642   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 643   if (!modLib) {
 644     LPVOID lpMsgBuf;
 645     ::FormatMessage(
 646         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 647         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 648     QString aMsg((char*) &lpMsgBuf);
 649     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 650     ::LocalFree(lpMsgBuf);
 651   } else {
 652     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 653     if (!crtInst) {
 654       LPVOID lpMsgBuf;
 655       ::FormatMessage(
 656           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 657               | FORMAT_MESSAGE_IGNORE_INSERTS,
 658           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 659       QString aMsg((char*) &lpMsgBuf);
 660       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 661       ::LocalFree(lpMsgBuf);
 662     }
 663   }
 664 #else
 665   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
 666   if ( !modLib ) {
 667     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 668   } else {
 669     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 670     if ( !crtInst ) {
 671       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 672     }
 673   }
 674 #endif
 675
 676   ModuleBase_IModule* aModule = crtInst ? crtInst(this) : 0;
 677
 678   if (!err.isEmpty()) {
 679     if (mainWindow()) {
 680       QMessageBox::warning(mainWindow(), tr("Error"), err);
 681     } else {
 682       qWarning( qPrintable( err ));
 683     }
 684   }
 685   return aModule;
 686 }
 687
 688 //******************************************************
 689 bool XGUI_Workshop::activateModule()
 690 {
 691   Config_ModuleReader aModuleReader;
 692   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
 693   myModule = loadModule(moduleName);
 694   if (!myModule)
 695     return false;
 696   myModule->createFeatures();
 697   myActionsMgr->update();
 698   return true;
 699 }
 700
 701 //******************************************************
 702 void XGUI_Workshop::updateCommandStatus()
 703 {
 704   QList<QAction*> aCommands;
 705   if (isSalomeMode()) { // update commands in SALOME mode
 706     aCommands = salomeConnector()->commandList();
 707   } else {
 708     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 709     foreach (XGUI_Command* aCmd, aMenuBar->features())
 710       aCommands.append(aCmd);
 711   }
 712   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 713   if (aMgr->hasRootDocument()) {
 714     QAction* aUndoCmd;
 715     QAction* aRedoCmd;
 716     foreach(QAction* aCmd, aCommands) {
 717       QString aId = aCmd->data().toString();
 718       if (aId == "UNDO_CMD")
 719         aUndoCmd = aCmd;
 720       else if (aId == "REDO_CMD")
 721         aRedoCmd = aCmd;
 722       else // Enable all commands
 723         aCmd->setEnabled(true);
 724     }
 725     DocumentPtr aDoc = aMgr->rootDocument();
 726     aUndoCmd->setEnabled(aDoc->canUndo());
 727     aRedoCmd->setEnabled(aDoc->canRedo());
 728   } else {
 729     foreach(QAction* aCmd, aCommands) {
 730       QString aId = aCmd->data().toString();
 731       if (aId == "NEW_CMD")
 732         aCmd->setEnabled(true);
 733       else if (aId == "EXIT_CMD")
 734         aCmd->setEnabled(true);
 735       else
 736         aCmd->setEnabled(false);
 737     }
 738   }
 739   myActionsMgr->update();
 740 }
 741
 742 //******************************************************
 743 QList<QAction*> XGUI_Workshop::getModuleCommands() const
 744 {
 745   QList<QAction*> aCommands;
 746   if (isSalomeMode()) { // update commands in SALOME mode
 747     aCommands = salomeConnector()->commandList();
 748   } else {
 749     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 750     foreach (XGUI_Workbench* aWb, aMenuBar->workbenches()) {
 751       if (aWb != aMenuBar->generalPage()) {
 752         foreach(XGUI_Command* aCmd, aWb->features())
 753           aCommands.append(aCmd);
 754       }
 755     }
 756   }
 757   return aCommands;
 758 }
 759
 760 //******************************************************
 761 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
 762 {
 763   QDockWidget* aObjDock = new QDockWidget(theParent);
 764   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 765   aObjDock->setWindowTitle(tr("Object browser"));
 766   aObjDock->setStyleSheet("::title { position: relative; padding-left: 5px; text-align: left center }");
 767   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
 768   connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
 769   aObjDock->setWidget(myObjectBrowser);
 770
 771   myContextMenuMgr->connectObjectBrowser();
 772   return aObjDock;
 773 }
 774
 775 //******************************************************
 776 /*
 777  * Creates dock widgets, places them in corresponding area
 778  * and tabifies if necessary.
 779  */
 780 void XGUI_Workshop::createDockWidgets()
 781 {
 782   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
 783                                           myMainWindow;
 784   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
 785   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
 786   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
 787   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
 788   hidePropertyPanel(); //<! Invisible by default
 789   hideObjectBrowser();
 790   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
 791
 792   QPushButton* aOkBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 793   connect(aOkBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onCommitOperation()));
 794   QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 795   connect(aCancelBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onAbortOperation()));
 796
 797   connect(myPropertyPanel, SIGNAL(keyReleased(const std::string&, QKeyEvent*)),
 798           myOperationMgr, SLOT(onKeyReleased(const std::string&, QKeyEvent*)));
 799
 800   connect(myPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 801           myOperationMgr, SLOT(onWidgetActivated(ModuleBase_ModelWidget*)));
 802   connect(myOperationMgr, SIGNAL(activateNextWidget(ModuleBase_ModelWidget*)),
 803           myPropertyPanel, SLOT(onActivateNextWidget(ModuleBase_ModelWidget*)));
 804 }
 805
 806 //******************************************************
 807 void XGUI_Workshop::showPropertyPanel()
 808 {
 809   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 810   //<! Restore ability to close panel from the window's menu
 811   aViewAct->setEnabled(true);
 812   myPropertyPanel->show();
 813   myPropertyPanel->raise();
 814 }
 815
 816 //******************************************************
 817 void XGUI_Workshop::hidePropertyPanel()
 818 {
 819   QAction* aViewAct = myPropertyPanel->toggleViewAction();
 820   //<! Do not allow to show empty property panel
 821   aViewAct->setEnabled(false);
 822   myPropertyPanel->hide();
 823 }
 824
 825 //******************************************************
 826 void XGUI_Workshop::showObjectBrowser()
 827 {
 828   myObjectBrowser->parentWidget()->show();
 829 }
 830
 831 //******************************************************
 832 void XGUI_Workshop::hideObjectBrowser()
 833 {
 834   myObjectBrowser->parentWidget()->hide();
 835 }
 836
 837 //******************************************************
 838 void XGUI_Workshop::onFeatureTriggered()
 839 {
 840   QAction* aCmd = dynamic_cast<QAction*>(sender());
 841   if (aCmd) {
 842     QString aId = salomeConnector()->commandId(aCmd);
 843     if (!aId.isNull())
 844       myModule->launchOperation(aId);
 845   }
 846 }
 847
 848 //******************************************************
 849 void XGUI_Workshop::changeCurrentDocument(ObjectPtr theObj)
 850 {
 851   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 852   if (theObj) {
 853     ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(theObj);
 854     if (aPart) {
 855       DocumentPtr aPartDoc = aPart->partDoc();
 856       if (aPartDoc) {
 857         aMgr->setCurrentDocument(aPartDoc);
 858         return;
 859       }
 860     }
 861   }
 862   aMgr->setCurrentDocument(aMgr->rootDocument());
 863 }
 864
 865 //******************************************************
 866 void XGUI_Workshop::salomeViewerSelectionChanged()
 867 {
 868   emit salomeViewerSelection();
 869 }
 870
 871
 872 //**************************************************************
 873 XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const
 874 {
 875   return mySalomeConnector->viewer();
 876 }
 877
 878 //**************************************************************
 879 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
 880 {
 881   QList<ObjectPtr> aObjects = mySelector->selection()->selectedObjects();
 882   if ((theId == "ACTIVATE_PART_CMD") && (aObjects.size() > 0)) {
 883     ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aObjects.first());
 884     activatePart(aPart);
 885   } else if (theId == "DEACTIVATE_PART_CMD")
 886     activatePart(ResultPartPtr());
 887   else if (theId == "DELETE_CMD")
 888     deleteObjects(aObjects);
 889   else if (theId == "SHOW_CMD")
 890     showObjects(aObjects, true);
 891   else if (theId == "HIDE_CMD")
 892     showObjects(aObjects, false);
 893 }
 894
 895 //**************************************************************
 896 void XGUI_Workshop::onWidgetValuesChanged()
 897 {
 898   ModuleBase_Operation* anOperation = myOperationMgr->currentOperation();
 899   FeaturePtr aFeature = anOperation->feature();
 900
 901   ModuleBase_ModelWidget* aSenderWidget = dynamic_cast<ModuleBase_ModelWidget*>(sender());
 902   //if (aCustom)
 903   //  aCustom->storeValue(aFeature);
 904
 905   const QList<ModuleBase_ModelWidget*>& aWidgets = myPropertyPanel->modelWidgets();
 906   QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 907   for (; anIt != aLast; anIt++) {
 908     ModuleBase_ModelWidget* aCustom = *anIt;
 909     if (aCustom && (/*!aCustom->isInitialized(aFeature) ||*/ aCustom == aSenderWidget)) {
 910       aCustom->storeValue(aFeature);
 911     }
 912   }
 913 }
 914
 915 //**************************************************************
 916 void XGUI_Workshop::activatePart(ResultPartPtr theFeature)
 917 {
 918   changeCurrentDocument(theFeature);
 919   myObjectBrowser->activatePart(theFeature);
 920 }
 921
 922 //**************************************************************
 923 void XGUI_Workshop::activateLastPart()
 924 {
 925   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 926   DocumentPtr aDoc = aMgr->rootDocument();
 927   std::string aGrpName = ModelAPI_ResultPart::group();
 928   ObjectPtr aLastPart = aDoc->object(aGrpName, aDoc->size(aGrpName) - 1);
 929   ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aLastPart);
 930   if (aPart)
 931     activatePart(aPart);
 932 }
 933
 934 //**************************************************************
 935 void XGUI_Workshop::deleteObjects(const QList<ObjectPtr>& theList)
 936 {
 937   QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() : myMainWindow;
 938   QMessageBox::StandardButton aRes = QMessageBox::warning(aDesktop, tr("Delete features"),
 939                                                           tr("Seleted features will be deleted. Continue?"),
 940                                                           QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
 941   // ToDo: definbe deleting method
 942   if (aRes == QMessageBox::Yes) {
 943     PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 944     aMgr->rootDocument()->startOperation();
 945     foreach (ObjectPtr aObj, theList) {
 946       ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
 947       if (aPart) {
 948         DocumentPtr aDoc = aPart->document();
 949         if (aDoc == aMgr->currentDocument()) {
 950           aDoc->close();
 951         }
 952         //aMgr->rootDocument()->removeFeature(aPart->owner());
 953       } else {
 954         FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 955         if (aFeature)
 956           aObj->document()->removeFeature(aFeature);
 957       }
 958     }
 959     myDisplayer->updateViewer();
 960     aMgr->rootDocument()->finishOperation();
 961   }
 962 }
 963
 964 //**************************************************************
 965 void XGUI_Workshop::showObjects(const QList<ObjectPtr>& theList, bool isVisible)
 966 {
 967   foreach (ObjectPtr aObj, theList) {
 968     ResultPtr aRes = boost::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 969     if (aRes) {
 970       if (isVisible) {
 971         myDisplayer->display(aRes, false);
 972       } else {
 973         myDisplayer->erase(aRes, false);
 974       }
 975     }
 976   }
 977   myDisplayer->updateViewer();
 978 }
 979
 980 //**************************************************************
 981 void XGUI_Workshop::updateCommandsOnViewSelection()
 982 {
 983   PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
 984   ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
 985   XGUI_Selection* aSelection = mySelector->selection();
 986
 987   QList<QAction*> aActions = getModuleCommands();
 988   foreach(QAction* aAction, aActions) {
 989     QString aId = aAction->data().toString();
 990     const ModelAPI_Validator* aValidator = aFactory->validator(aId.toStdString());
 991     if (aValidator) {
 992       const ModuleBase_SelectionValidator* aSelValidator =
 993         dynamic_cast<const ModuleBase_SelectionValidator*>(aValidator);
 994       if (aSelValidator) {
 995         aAction->setEnabled(aSelValidator->isValid(aSelection));
 996       }
 997     }
 998   }
 999 }