src/XGUI/XGUI_OperationMgr.cpp

   1 // Copyright (C) 2014-2023  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "XGUI_OperationMgr.h"
  21
  22 #include "XGUI_ActiveControlMgr.h"
  23 #include "XGUI_ActiveControlSelector.h"
  24 #include "XGUI_FacesPanelSelector.h"
  25 #include "XGUI_ModuleConnector.h"
  26 #include "XGUI_Workshop.h"
  27 #include "XGUI_ErrorMgr.h"
  28 #include "XGUI_FacesPanel.h"
  29 #include "XGUI_Tools.h"
  30 #include "XGUI_ObjectsBrowser.h"
  31 #include "XGUI_ContextMenuMgr.h"
  32 #include "XGUI_Selection.h"
  33 #include "XGUI_SelectionMgr.h"
  34
  35 #include <ModuleBase_IPropertyPanel.h>
  36 #include <ModuleBase_ModelWidget.h>
  37 #include "ModuleBase_Operation.h"
  38 #include "ModuleBase_IWorkshop.h"
  39 #include "ModuleBase_IModule.h"
  40 #include <ModuleBase_IViewer.h>
  41 #include "ModuleBase_OperationDescription.h"
  42 #include "ModuleBase_OperationFeature.h"
  43 #include "ModuleBase_Tools.h"
  44
  45 #include <Config_Translator.h>
  46
  47 #include <ModelAPI_CompositeFeature.h>
  48 #include <ModelAPI_Session.h>
  49
  50 #include <XGUI_PropertyPanel.h>
  51 #include <QToolButton>
  52 #include <QLineEdit>
  53
  54 #include <QMessageBox>
  55 #include <QApplication>
  56 #include <QKeyEvent>
  57 #include <QWindow>
  58
  59 //#define DEBUG_CURRENT_FEATURE
  60
  61 /// Processes "Delete" key event of application. This key is used by several application actions.
  62 /// There is a logical order of the actions processing. So the key can not be set for actions
  63 /// as a shortcut. The class listens the key event and call operation manager processor.
  64 class XGUI_ShortCutListener : public QObject
  65 {
  66 public:
  67   /// Constructor
  68   /// \param theParent the parent to be deleted when the parent is deleted
  69   /// \param theOperationMgr the class to perform deletion
  70   XGUI_ShortCutListener(XGUI_OperationMgr* theOperationMgr)
  71     : QObject(theOperationMgr), myOperationMgr(theOperationMgr), myIsActive(false)
  72   {
  73     qApp->installEventFilter(this);
  74   }
  75   ~XGUI_ShortCutListener() {}
  76
  77   /// Switch on short cut listener
  78   void setActive(const bool theIsActive) { myIsActive = theIsActive; }
  79
  80   /// Redefinition of virtual function to process Delete key release
  81   virtual bool eventFilter(QObject *theObject, QEvent *theEvent);
  82
  83 private:
  84   XGUI_OperationMgr* myOperationMgr; /// processor for key event
  85   bool myIsActive; /// boolean state whether the event filter perform own signal processing
  86 };
  87
  88 bool XGUI_ShortCutListener::eventFilter(QObject *theObject, QEvent *theEvent)
  89 {
  90   bool isAccepted = false;
  91
  92   if (myIsActive) {
  93     // Do not process keys for modal dialogues: all keys has to be processed within the dialog
  94     // There is only one exception: ModuleBase_EditorDialog
  95     QWindow* aWnd = qApp->modalWindow();
  96     QString aName = "NoModal";
  97     if (aWnd) {
  98       if (!aWnd->objectName().startsWith("ModuleBase_EditorDialog"))
  99         aName = aWnd->objectName();
 100     }
 101     if (aName == "NoModal") {
 102       if (theEvent->type() == QEvent::KeyRelease) {
 103         QKeyEvent* aKeyEvent = dynamic_cast<QKeyEvent*>(theEvent);
 104         if (aKeyEvent) {
 105           myOperationMgr->setSHIFTPressed(aKeyEvent->modifiers() & Qt::ShiftModifier);
 106           switch (aKeyEvent->key()) {
 107           case Qt::Key_Delete:
 108             isAccepted = myOperationMgr->onProcessDelete(theObject);
 109             break;
 110           case Qt::Key_F2:
 111           {
 112             QObjectPtrList anObjects = myOperationMgr->xworkshop()->selector()->selection()->selectedObjects();
 113             if (myOperationMgr->xworkshop()->abortAllOperations())
 114             {
 115               myOperationMgr->xworkshop()->objectBrowser()->setObjectsSelected(anObjects);
 116               myOperationMgr->xworkshop()->objectBrowser()->onEditItem();
 117             }
 118             isAccepted = true;
 119             break;
 120           }
 121           default:
 122             isAccepted = myOperationMgr->onKeyReleased(theObject, aKeyEvent);
 123             break;
 124           }
 125         }
 126       }
 127       else if (theEvent->type() == QEvent::KeyPress) {
 128         if (myOperationMgr->hasOperation()) {
 129           QKeyEvent* aKeyEvent = dynamic_cast<QKeyEvent*>(theEvent);
 130           myOperationMgr->setSHIFTPressed(aKeyEvent->modifiers() & Qt::ShiftModifier);
 131           isAccepted = myOperationMgr->onKeyPressed(theObject, aKeyEvent);
 132         }
 133       }
 134     }
 135   }
 136   if (!isAccepted)
 137     isAccepted = QObject::eventFilter(theObject, theEvent);
 138   return isAccepted;
 139 }
 140
 141
 142
 143 XGUI_OperationMgr::XGUI_OperationMgr(QObject* theParent,
 144   ModuleBase_IWorkshop* theWorkshop)
 145 : QObject(theParent), myWorkshop(theWorkshop), myActiveMessageBox(0), mySHIFTPressed(false)
 146 {
 147   /// we need to install filter to the application in order to react to 'Delete' key button
 148   /// this key can not be a short cut for a corresponded action because we need to set
 149   /// the actions priority
 150   myShortCutListener = new XGUI_ShortCutListener(this);
 151 }
 152
 153 XGUI_OperationMgr::~XGUI_OperationMgr()
 154 {
 155 }
 156
 157 void XGUI_OperationMgr::activate()
 158 {
 159   myShortCutListener->setActive(true);
 160 }
 161
 162 void XGUI_OperationMgr::deactivate()
 163 {
 164   myShortCutListener->setActive(false);
 165 }
 166
 167 ModuleBase_Operation* XGUI_OperationMgr::currentOperation() const
 168 {
 169   return myOperations.count() > 0 ? myOperations.last() : 0;
 170 }
 171
 172 bool XGUI_OperationMgr::isCurrentOperation(ModuleBase_Operation* theOperation)
 173 {
 174   if(!hasOperation())
 175     return false;
 176   return currentOperation() == theOperation;
 177 }
 178
 179 bool XGUI_OperationMgr::hasOperation() const
 180 {
 181   return !myOperations.isEmpty() && (myOperations.last() != NULL);
 182 }
 183
 184 bool XGUI_OperationMgr::hasOperation(const QString& theId) const
 185 {
 186   foreach(ModuleBase_Operation* aOp, myOperations) {
 187     if (aOp->id() == theId)
 188       return true;
 189   }
 190   return false;
 191 }
 192
 193 ModuleBase_Operation* XGUI_OperationMgr::findOperation(const QString& theId) const
 194 {
 195   QList<ModuleBase_Operation*>::const_iterator anIt = myOperations.end();
 196   while (anIt != myOperations.begin()) {
 197     --anIt;
 198     ModuleBase_Operation* anOperation = *anIt;
 199     if (anOperation->id() == theId)
 200       return anOperation;
 201   }
 202   return 0;
 203 }
 204
 205
 206 int XGUI_OperationMgr::operationsCount() const
 207 {
 208   return myOperations.count();
 209 }
 210
 211 QStringList XGUI_OperationMgr::operationList() const
 212 {
 213   QStringList result;
 214   foreach(ModuleBase_Operation* eachOperation, myOperations) {
 215     ModuleBase_OperationFeature* aFOperation =
 216       dynamic_cast<ModuleBase_OperationFeature*>(eachOperation);
 217     if (aFOperation) {
 218       FeaturePtr aFeature = aFOperation->feature();
 219       if(aFeature) {
 220         result << QString::fromStdString(aFeature->getKind());
 221       }
 222     }
 223   }
 224   return result;
 225 }
 226
 227 ModuleBase_Operation* XGUI_OperationMgr::previousOperation(ModuleBase_Operation* theOperation) const
 228 {
 229   int idx = myOperations.lastIndexOf(theOperation);
 230   if(idx == -1 || idx == 0) {
 231     return NULL;
 232   }
 233   return myOperations.at(idx - 1);
 234 }
 235
 236 ModuleBase_ModelWidget* XGUI_OperationMgr::activeWidget() const
 237 {
 238   ModuleBase_ModelWidget* anActiveWidget = 0;
 239   ModuleBase_Operation* anOperation = currentOperation();
 240   if (anOperation) {
 241     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 242     if (aPanel)
 243       anActiveWidget = aPanel->activeWidget();
 244   }
 245   return anActiveWidget;
 246 }
 247
 248 bool XGUI_OperationMgr::startOperation(ModuleBase_Operation* theOperation)
 249 {
 250   if (hasOperation())
 251     currentOperation()->postpone();
 252   myOperations.append(theOperation);
 253
 254   connect(theOperation, SIGNAL(beforeStarted()), SLOT(onBeforeOperationStarted()));
 255   connect(theOperation, SIGNAL(beforeAborted()), SLOT(onBeforeOperationAborted()));
 256   connect(theOperation, SIGNAL(beforeCommitted()), SLOT(onBeforeOperationCommitted()));
 257
 258   connect(theOperation, SIGNAL(started()), SLOT(onOperationStarted()));
 259   connect(theOperation, SIGNAL(aborted()), SLOT(onOperationAborted()));
 260   connect(theOperation, SIGNAL(committed()), SLOT(onOperationCommitted()));
 261
 262   connect(theOperation, SIGNAL(stopped()), SLOT(onOperationStopped()));
 263   connect(theOperation, SIGNAL(resumed()), SLOT(onOperationResumed()));
 264
 265   bool isStarted = theOperation->start();
 266   if (isStarted)
 267     onValidateOperation();
 268   return isStarted;
 269 }
 270
 271 bool XGUI_OperationMgr::abortAllOperations(const XGUI_MessageKind& theMessageKind)
 272 {
 273   bool aResult = true;
 274   if(!hasOperation())
 275     return aResult;
 276
 277   if (operationsCount() == 1) {
 278     ModuleBase_Operation* aCurrentOperation = currentOperation();
 279     if (canStopOperation(aCurrentOperation, theMessageKind)) {
 280       abortOperation(aCurrentOperation);
 281     }
 282     else
 283       aResult = false;
 284   }
 285   else {
 286     if (theMessageKind == XGUI_AbortOperationMessage) {
 287       myActiveMessageBox = createMessageBox(tr("All active operations will be aborted."));
 288       aResult = myActiveMessageBox->exec() == QMessageBox::Ok;
 289       myActiveMessageBox = 0;
 290     }
 291     else if (theMessageKind == XGUI_InformationMessage) {
 292       QString aMessage = tr("Please validate all your active operations before saving.");
 293       myActiveMessageBox = createInformationBox(aMessage);
 294       myActiveMessageBox->exec();
 295       myActiveMessageBox = 0;
 296       aResult = false; // do not perform abort
 297     }
 298     while(aResult && hasOperation()) {
 299       abortOperation(currentOperation());
 300     }
 301   }
 302   return aResult;
 303 }
 304
 305 bool XGUI_OperationMgr::commitAllOperations()
 306 {
 307   bool isCompositeCommitted = false, anOperationProcessed = false;
 308   while (hasOperation()) {
 309     ModuleBase_Operation* anOperation = currentOperation();
 310     if (XGUI_Tools::workshop(myWorkshop)->errorMgr()->isApplyEnabled()) {
 311       anOperationProcessed = commitOperation();
 312     } else {
 313       abortOperation(anOperation);
 314       anOperationProcessed = true;
 315     }
 316     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 317                                                                             (anOperation);
 318     if (aFOperation) {
 319       FeaturePtr aFeature = aFOperation->feature();
 320       CompositeFeaturePtr aComposite =
 321           std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFeature);
 322       isCompositeCommitted = aComposite.get();
 323       if (isCompositeCommitted)
 324         break;
 325     }
 326     // not processed[committed] operation might be used in composite feature,
 327     // so the while will be stopped by the previous check.
 328     // this code is not necessary, but logically should be done when the processing will not
 329     // be done for not composite feature by some reasons
 330     if (!anOperationProcessed)
 331       break;
 332   }
 333   return true;
 334 }
 335
 336 void XGUI_OperationMgr::onValidateOperation()
 337 {
 338   if (!hasOperation())
 339     return;
 340   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 341                                                                           (currentOperation());
 342   if(aFOperation && aFOperation->feature().get())
 343     XGUI_Tools::workshop(myWorkshop)->errorMgr()->updateActions(aFOperation->feature());
 344 }
 345
 346 void XGUI_OperationMgr::updateApplyOfOperations(ModuleBase_Operation* theOperation)
 347 {
 348   XGUI_ErrorMgr* anErrorMgr = XGUI_Tools::workshop(myWorkshop)->errorMgr();
 349   if (theOperation) {
 350     ModuleBase_OperationFeature* aFOperation =
 351       dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
 352     if (aFOperation)
 353       anErrorMgr->updateAcceptAllAction(aFOperation->feature());
 354   }
 355   else {
 356     foreach(ModuleBase_Operation* anOperation, myOperations) {
 357       if (anOperation)
 358         updateApplyOfOperations(anOperation);
 359     }
 360   }
 361   // Apply button of the current operation should also be updated
 362   onValidateOperation();
 363 }
 364
 365 bool XGUI_OperationMgr::canStopOperation(ModuleBase_Operation* theOperation,
 366                                          const XGUI_OperationMgr::XGUI_MessageKind& theMessageKind)
 367 {
 368   //in case of nested (sketch) operation no confirmation needed
 369   if (isGrantedOperation(theOperation->id()))
 370     return true;
 371   if (theOperation && theOperation->isModified()) {
 372     ModuleBase_OperationFeature* aOp = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
 373     std::string aContext;
 374     if (aOp && aOp->feature())
 375       aContext = aOp->feature()->getKind();
 376     QString aTitle = Config_Translator::translate(aContext,
 377       theOperation->getDescription()->description().toStdString()).c_str();
 378
 379     if (theMessageKind == XGUI_AbortOperationMessage) {
 380       QString aMessage = tr("%1 operation will be aborted.").arg(aTitle);
 381       myActiveMessageBox = createMessageBox(aMessage);
 382       bool aResult = myActiveMessageBox->exec() == QMessageBox::Ok;
 383       myActiveMessageBox = 0;
 384       return aResult;
 385     }
 386     else if (theMessageKind == XGUI_InformationMessage) {
 387       QString aMessage = tr("Please validate your %1 before saving.").arg(aTitle);
 388       myActiveMessageBox = createInformationBox(aMessage);
 389       myActiveMessageBox->exec();
 390       myActiveMessageBox = 0;
 391       return false;
 392     }
 393   }
 394   return true;
 395 }
 396
 397 void XGUI_OperationMgr::resumeOperation(ModuleBase_Operation* theOperation)
 398 {
 399   theOperation->resume();
 400 }
 401
 402 bool XGUI_OperationMgr::isGrantedOperation(const QString& theId)
 403 {
 404   bool isGranted = false;
 405
 406   QListIterator<ModuleBase_Operation*> anIt(myOperations);
 407   anIt.toBack();
 408   while (anIt.hasPrevious() && !isGranted) {
 409     ModuleBase_Operation* anOp = anIt.previous();
 410     if (anOp)
 411       isGranted = anOp->isGranted(theId);
 412   }
 413   return isGranted;
 414 }
 415
 416 void XGUI_OperationMgr::setCurrentFeature(const FeaturePtr& theFeature)
 417 {
 418   SessionPtr aMgr = ModelAPI_Session::get();
 419   DocumentPtr aDoc = aMgr->activeDocument();
 420   bool aIsOp = aMgr->isOperation();
 421   if (!aIsOp)
 422     aMgr->startOperation(QString("Set current feature: %1")
 423     .arg(theFeature->getKind().c_str()).toStdString());
 424   aDoc->setCurrentFeature(theFeature, false);
 425 #ifdef DEBUG_CURRENT_FEATURE
 426   qDebug(QString("   document->setCurrentFeature(false) = %1    SET").arg(
 427          ModuleBase_Tools::objectName(
 428          ModelAPI_Session::get()->activeDocument()->currentFeature(false))).toStdString().c_str());
 429 #endif
 430
 431   if (!aIsOp)
 432     aMgr->finishOperation();
 433 }
 434
 435 bool XGUI_OperationMgr::canStartOperation(const QString& theId, bool& isCommitted)
 436 {
 437   bool aCanStart = true;
 438   isCommitted = false;
 439   ModuleBase_Operation* aCurrentOp = currentOperation();
 440   if (aCurrentOp) {
 441     bool aGranted = aCurrentOp->isGranted(theId);
 442     // the started operation is granted for the current one,
 443     // e.g. current - Sketch, started - Line
 444     if (aGranted) {
 445       aCanStart = true;
 446     }
 447     else {
 448       if (!isGrantedOperation(theId)) {
 449         // the operation is not granted in the current list of operations
 450         // e.g. Edit Parameter when Sketch, Line in Sketch is active.
 451         aCanStart = abortAllOperations();
 452       }
 453       else if (canStopOperation(aCurrentOp)) {
 454         // the started operation is granted in the parrent operation,
 455         // e.g. current - Line in Sketch, started Circle
 456         stopOperation(aCurrentOp, isCommitted);
 457       } else {
 458         aCanStart = false;
 459       }
 460     }
 461   }
 462   return aCanStart;
 463 }
 464
 465 void XGUI_OperationMgr::stopOperation(ModuleBase_Operation* theOperation, bool& isCommitted)
 466 {
 467   if (XGUI_Tools::workshop(myWorkshop)->errorMgr()->isApplyEnabled() &&
 468       theOperation->isModified()) {
 469     isCommitted = theOperation->commit();
 470   } else {
 471     isCommitted = false;
 472     abortOperation(theOperation);
 473   }
 474 }
 475
 476 void XGUI_OperationMgr::abortOperation(ModuleBase_Operation* theOperation)
 477 {
 478   ModuleBase_Operation* aCurrentOperation = currentOperation();
 479   if (theOperation && (theOperation == aCurrentOperation))
 480     theOperation->abort();
 481   else {
 482     // it is possible to trigger upper operation(e.g. sketch, current is sketch line)
 483     // all operation from the current to triggered should also be aborted
 484     // operations over the parameter one are not aborted(e.g. extrusion cut, sketch abort)
 485     while(hasOperation()) {
 486       ModuleBase_Operation* aCurOperation = currentOperation();
 487       aCurOperation->abort();
 488       if(theOperation == aCurOperation)
 489         break;
 490     }
 491   }
 492 }
 493
 494 bool XGUI_OperationMgr::commitOperation()
 495 {
 496   bool isCommitted = false;
 497   ModuleBase_Operation* anOperation = currentOperation();
 498   if (anOperation && myWorkshop->module()->canCommitOperation())
 499     isCommitted = anOperation->commit();
 500   return isCommitted;
 501 }
 502
 503 void XGUI_OperationMgr::onAbortOperation()
 504 {
 505   ModuleBase_Operation* aCurrentOperation = currentOperation();
 506   if (aCurrentOperation && canStopOperation(aCurrentOperation)) {
 507     abortOperation(aCurrentOperation);
 508   }
 509 }
 510
 511 void XGUI_OperationMgr::onAbortAllOperation()
 512 {
 513   abortAllOperations();
 514 }
 515
 516 void XGUI_OperationMgr::onBeforeOperationStarted()
 517 {
 518   ModuleBase_Operation* aCurrentOperation = dynamic_cast<ModuleBase_Operation*>(sender());
 519   if (!aCurrentOperation)
 520     return;
 521
 522   /// Set current feature and remeber old current feature
 523   ModuleBase_OperationFeature* aFOperation =
 524     dynamic_cast<ModuleBase_OperationFeature*>(aCurrentOperation);
 525   if (aFOperation) {
 526     SessionPtr aMgr = ModelAPI_Session::get();
 527     DocumentPtr aDoc = aMgr->activeDocument();
 528     // the parameter of current feature should be false, we should use all feature, not only
 529     // visible in order to correctly save the previous feature of the nested operation, where the
 530     // features can be not visible in the tree. The problem case is Edit sketch entitity(line)
 531     // in the Sketch, created in ExtrusionCut operation. The entity disappears by commit.
 532     // When sketch entity operation started, the sketch should be cashed here as the current.
 533     // Otherwise(the flag is true), the ExtrusionCut is cashed, when commit happens, the sketch
 534     // is disabled, sketch entity is disabled as extrusion cut is created earliest then sketch.
 535     // As a result the sketch disappears from the viewer.
 536     // However after commit it is displayed back.
 537     aFOperation->setPreviousCurrentFeature(aDoc->currentFeature(false));
 538
 539 #ifdef DEBUG_CURRENT_FEATURE
 540     FeaturePtr aFeature = aFOperation->feature();
 541     QString aKind = aFeature ? aFeature->getKind().c_str() : "";
 542     qDebug("");
 543     qDebug(QString("onBeforeOperationStarted() isEditOperation = %1, feature = %2")
 544             .arg(aFOperation->isEditOperation())
 545             .arg(ModuleBase_Tools::objectName(aFeature)).toStdString().c_str());
 546     qDebug(QString("   document->currentFeature(false) = %1 : DO: setPreviousCurrentFeature").arg(
 547             ModuleBase_Tools::objectName(aDoc->currentFeature(false))).toStdString().c_str());
 548 #endif
 549
 550     if (aFOperation->isEditOperation()) {// it should be performed by the feature edit only
 551       // in create operation, the current feature is changed by addFeature()
 552       aDoc->setCurrentFeature(aFOperation->feature(), false);
 553 #ifdef DEBUG_CURRENT_FEATURE
 554       qDebug(QString("   document->setCurrentFeature(false) = %1").arg(
 555              ModuleBase_Tools::objectName(aDoc->currentFeature(false))).toStdString().c_str());
 556 #endif
 557       // this is the only place where flushes must be called after setCurrentFeature for the
 558       // current moment: after this the opertion is not finished, so, the ObjectBrowser
 559       // state may be corrupted (issue #1457)
 560       static Events_Loop* aLoop = Events_Loop::loop();
 561       static Events_ID aCreateEvent = aLoop->eventByName(EVENT_OBJECT_CREATED);
 562       aLoop->flush(aCreateEvent);
 563       static Events_ID aDeleteEvent = aLoop->eventByName(EVENT_OBJECT_DELETED);
 564       aLoop->flush(aDeleteEvent);
 565     }
 566   }
 567 }
 568
 569 void XGUI_OperationMgr::onOperationStarted()
 570 {
 571   ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
 572   updateApplyOfOperations(aSenderOperation);
 573   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 574   aWorkshop->operationStarted(aSenderOperation);
 575 }
 576
 577 void XGUI_OperationMgr::onBeforeOperationAborted()
 578 {
 579   onBeforeOperationCommitted();
 580 }
 581
 582 void XGUI_OperationMgr::onOperationAborted()
 583 {
 584   ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
 585   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 586   aWorkshop->setStatusBarMessage("");
 587   emit operationAborted(aSenderOperation);
 588 }
 589
 590 void XGUI_OperationMgr::onBeforeOperationCommitted()
 591 {
 592   ModuleBase_Operation* aCurrentOperation = dynamic_cast<ModuleBase_Operation*>(sender());
 593   if (!aCurrentOperation)
 594     return;
 595
 596   /// Restore the previous current feature
 597   ModuleBase_OperationFeature* aFOperation =
 598     dynamic_cast<ModuleBase_OperationFeature*>(aCurrentOperation);
 599   if (aFOperation) {
 600 #ifdef DEBUG_CURRENT_FEATURE
 601     QString aKind = aFOperation->feature()->getKind().c_str();
 602     qDebug(QString("onBeforeOperationCommitted() isEditOperation = %1, feature = %2")
 603             .arg(aFOperation->isEditOperation())
 604             .arg(ModuleBase_Tools::objectName(aFOperation->feature())).toStdString().c_str());
 605     qDebug(QString("   document->currentFeature(false) = %1").arg(
 606             ModuleBase_Tools::objectName(
 607             ModelAPI_Session::get()->activeDocument()->currentFeature(false)))
 608             .toStdString().c_str());
 609 #endif
 610
 611     if (aFOperation->isEditOperation()) {
 612       /// Restore the previous current feature
 613       setCurrentFeature(aFOperation->previousCurrentFeature());
 614     }
 615     else { // create operation
 616       // the Top created feature should stays the current. In nested operations,
 617       // like Line in the Sketch or
 618       // Sketch in ExtrusionCut, a previous feature should be restored on commit.
 619       // It is performed here
 620       // in order to perform it in the current transaction without opening a new one.
 621       if (myOperations.front() != aFOperation)
 622         setCurrentFeature(aFOperation->previousCurrentFeature());
 623     }
 624     ModuleBase_IModule* aModule = myWorkshop->module();
 625     if (aModule)
 626       aModule->beforeOperationStopped(aFOperation);
 627   }
 628 }
 629
 630 void XGUI_OperationMgr::onOperationCommitted()
 631 {
 632   // apply state for all features from the stack of operations should be updated
 633   updateApplyOfOperations();
 634
 635   ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
 636   emit operationCommitted(aSenderOperation);
 637 }
 638
 639 void XGUI_OperationMgr::onOperationResumed()
 640 {
 641   ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
 642   emit operationResumed(aSenderOperation);
 643 }
 644
 645 void XGUI_OperationMgr::onOperationStopped()
 646 {
 647   ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
 648   ModuleBase_Operation* aCurrentOperation = currentOperation();
 649   if (!aSenderOperation || !aCurrentOperation || aSenderOperation != aCurrentOperation)
 650     return;
 651
 652   myOperations.removeAll(aCurrentOperation);
 653   aCurrentOperation->deleteLater();
 654
 655   emit operationStopped(aCurrentOperation);
 656
 657   // get last operation which can be resumed
 658   ModuleBase_Operation* aResultOp = 0;
 659   QListIterator<ModuleBase_Operation*> anIt(myOperations);
 660   anIt.toBack();
 661   while (anIt.hasPrevious()) {
 662     ModuleBase_Operation* anOp = anIt.previous();
 663     if (anOp) {
 664       aResultOp = anOp;
 665       break;
 666     }
 667   }
 668   if (aResultOp) {
 669     //bool isModified = aCurrentOperation->isModified();
 670     //aResultOp->setIsModified(aResultOp->isModified() || isModified);
 671     resumeOperation(aResultOp);
 672     onValidateOperation();
 673   }
 674 }
 675
 676 bool XGUI_OperationMgr::onKeyReleased(QObject *theObject, QKeyEvent* theEvent)
 677 {
 678   bool isAccepted = false;
 679
 680   // Let the manager decide what to do with the given key combination.
 681   ModuleBase_Operation* anOperation = currentOperation();
 682   switch (theEvent->key()) {
 683     case Qt::Key_Tab:
 684     case Qt::Key_Backtab:
 685     {
 686       ModuleBase_Operation* aOperation = currentOperation();
 687       if (aOperation) {
 688         ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 689         if (aPanel) {
 690           QWidget* aFocusedWidget = qApp->focusWidget();
 691           bool isPPChildObject = aFocusedWidget && isChildObject(aFocusedWidget, aPanel);
 692           if (!isPPChildObject) {
 693             // check for case when the operation is started but property panel is not filled
 694             XGUI_PropertyPanel* aPP = dynamic_cast<XGUI_PropertyPanel*>(aPanel);
 695             aPP->setFocusNextPrevChild(theEvent->key() == Qt::Key_Tab);
 696             isAccepted = true;
 697           }
 698         }
 699       }
 700     }
 701     break;
 702     case Qt::Key_Return:
 703     case Qt::Key_Enter: {
 704       isAccepted = onProcessEnter(theObject);
 705     }
 706     break;
 707     case Qt::Key_N:
 708     case Qt::Key_P: {
 709       bool noModifiers = (theEvent->modifiers() == Qt::NoModifier);
 710       if (noModifiers) {
 711         ModuleBase_IViewer* aViewer = myWorkshop->viewer();
 712         Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 713         if (!aContext.IsNull()) {
 714           Handle(V3d_View) aView = aViewer->activeView();
 715           if ((theEvent->key() == Qt::Key_N))
 716             aContext->HilightNextDetected(aView);
 717           else if ((theEvent->key() == Qt::Key_P))
 718             aContext->HilightPreviousDetected(aView);
 719           aViewer->updateHighlight();
 720           isAccepted = true;
 721         }
 722       }
 723       }
 724       break;
 725    case Qt::Key_H:
 726      if ((theEvent->modifiers() == Qt::NoModifier))
 727       myWorkshop->viewer()->hideSelectionHighlight();
 728      break;
 729    default:
 730       isAccepted = false;
 731       break;
 732   }
 733   //if(anOperation) {
 734   //  anOperation->keyReleased(theEvent->key());
 735   //}
 736   return isAccepted;
 737 }
 738
 739 bool XGUI_OperationMgr::onKeyPressed(QObject *theObject, QKeyEvent* theEvent)
 740 {
 741   // Let the manager decide what to do with the given key combination.
 742   bool isAccepted = false;
 743   switch (theEvent->key()) {
 744     case Qt::Key_Escape: {
 745       // processing in message box
 746       if (myActiveMessageBox)
 747       {
 748         myActiveMessageBox->reject();
 749         isAccepted = true;
 750       }
 751       // processing in the active widget
 752       ModuleBase_Operation* aOperation = currentOperation();
 753       if (!isAccepted && aOperation) {
 754         ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 755         if (aPanel) {
 756           ModuleBase_ModelWidget* anActiveWgt = aPanel->activeWidget();
 757           if (anActiveWgt)
 758           {
 759             isAccepted = anActiveWgt && anActiveWgt->processAction(ActionEscape);
 760             if (isAccepted) {
 761               ModuleBase_OperationFeature* aFOperation =
 762                 dynamic_cast<ModuleBase_OperationFeature*>(currentOperation());
 763               if (aFOperation)
 764                 aFOperation->setNeedToBeAborted(true);
 765             }
 766           }
 767         }
 768       }
 769       if (!isAccepted)
 770       {
 771         XGUI_ActiveControlSelector* anActiveSelector =
 772           XGUI_Tools::workshop(myWorkshop)->activeControlMgr()->activeSelector();
 773         if (anActiveSelector && anActiveSelector->getType() == XGUI_FacesPanelSelector::Type())
 774           isAccepted = XGUI_Tools::workshop(myWorkshop)->facesPanel()->processAction(ActionEscape);
 775       }
 776       // default Escape button functionality
 777       if (!isAccepted && aOperation) {
 778         onAbortOperation();
 779         isAccepted = true;
 780       }
 781     }
 782     break;
 783     case Qt::Key_H:
 784       if ((theEvent->modifiers() == Qt::NoModifier))
 785         myWorkshop->viewer()->showSelectionHighlight();
 786       break;
 787   }
 788   return isAccepted;
 789 }
 790
 791 bool XGUI_OperationMgr::onProcessEnter(QObject* theObject)
 792 {
 793   bool isAccepted = false;
 794   ModuleBase_Operation* aOperation = currentOperation();
 795   // to avoid enter processing when operation has not been started yet
 796   if (!aOperation)
 797     return isAccepted;
 798   ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 799   if (!aPanel)
 800     return isAccepted;
 801   // the next code is obsolete as we want to process Enter in property panel always
 802   // only property panel enter is processed in order to do not process enter in application dialogs
 803   //bool isPPChild = isChildObject(theObject, aPanel);
 804   //if (!isPPChild)
 805   //  return isAccepted;
 806
 807   ModuleBase_ModelWidget* anActiveWgt = aPanel->activeWidget();
 808   bool isAborted = false;
 809   if (!anActiveWgt) {
 810     QWidget* aFocusWidget = aPanel->focusWidget();
 811     QToolButton* aCancelBtn =
 812       dynamic_cast<XGUI_PropertyPanel*>(aPanel)->findButton(PROP_PANEL_CANCEL);
 813     if (aFocusWidget && aCancelBtn && aFocusWidget == aCancelBtn) {
 814       abortOperation(aOperation);
 815       isAccepted = true;
 816       isAborted = true;
 817     }
 818   }
 819   if (!isAborted) {
 820     isAccepted = anActiveWgt && anActiveWgt->processAction(ActionEnter);
 821     if (!isAccepted) {
 822       isAccepted =
 823         myWorkshop->module()->processEnter(anActiveWgt ? anActiveWgt->attributeID() : "");
 824       if (!isAccepted) {
 825         /// functionality is similar to Apply click
 826         ModuleBase_OperationFeature* aFOperation =
 827           dynamic_cast<ModuleBase_OperationFeature*>(currentOperation());
 828         if (!aFOperation ||
 829             myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty()) {
 830           // key released is emitted to apply the current value to the model
 831           // if it was modified in PP
 832           emit keyEnterReleased();
 833           commitOperation();
 834           isAccepted = true;
 835         }
 836         else
 837           isAccepted = false;
 838       }
 839     }
 840   }
 841   return isAccepted;
 842 }
 843
 844 bool editorControl(QObject* theObject)
 845 {
 846   QLineEdit* aLineEdit = dynamic_cast<QLineEdit*>(theObject);
 847   return aLineEdit;
 848 }
 849
 850 bool XGUI_OperationMgr::onProcessDelete(QObject* theObject)
 851 {
 852   bool isAccepted = false;
 853   ModuleBase_Operation* aOperation = currentOperation();
 854   ModuleBase_ModelWidget* anActiveWgt = 0;
 855   // firstly the widget should process Delete action
 856   ModuleBase_IPropertyPanel* aPanel;
 857   bool isPPChildObject = false;
 858   if (aOperation) {
 859     aPanel = aOperation->propertyPanel();
 860     if (aPanel) {
 861       isPPChildObject = isChildObject(theObject, aPanel);
 862       // process delete in active widget only if delete sender is child of property panel
 863       // it is necessary for the case when OB is shown, user perform selection and click Delete
 864       if (isPPChildObject) {
 865         anActiveWgt = aPanel->activeWidget();
 866         if (anActiveWgt) {
 867           isAccepted = anActiveWgt->processAction(ActionDelete);
 868         }
 869       }
 870     }
 871   }
 872   if (!isAccepted)
 873   {
 874     XGUI_ActiveControlSelector* anActiveSelector =
 875       XGUI_Tools::workshop(myWorkshop)->activeControlMgr()->activeSelector();
 876     if (anActiveSelector && anActiveSelector->getType() == XGUI_FacesPanelSelector::Type())
 877       isAccepted = XGUI_Tools::workshop(myWorkshop)->facesPanel()->processAction(ActionDelete);
 878   }
 879   if (!isAccepted) {
 880     // after widget, object browser and viewer should process delete
 881     /// other widgets such as line edit controls should not lead to
 882     /// processing delete by workshop
 883     XGUI_ObjectsBrowser* aBrowser = XGUI_Tools::workshop(myWorkshop)->objectBrowser();
 884     QWidget* aViewPort = myWorkshop->viewer()->activeViewPort();
 885     bool isToDeleteObject = false;
 886     XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 887     XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 888     if (theObject == aBrowser->treeView()) {
 889       aContextMenuMgr->updateObjectBrowserMenu();
 890       isToDeleteObject = aContextMenuMgr->action("DELETE_CMD")->isEnabled();
 891     }
 892     else if (isChildObject(theObject, aViewPort)) {
 893       aContextMenuMgr->updateViewerMenu();
 894       isToDeleteObject = aContextMenuMgr->action("DELETE_CMD")->isEnabled();
 895     }
 896     else if (isPPChildObject) {
 897       // property panel child object is processed to process delete performed on Apply button of PP
 898       isToDeleteObject = true;
 899     }
 900     else if (editorControl(theObject)) {
 901       isToDeleteObject = false; /// Line Edit of Rename operation in ObjectBrowser
 902       isAccepted = true;
 903     }
 904
 905     if (isToDeleteObject) {
 906       aWorkshop->deleteObjects();
 907       isAccepted = true;
 908     }
 909   }
 910
 911   return isAccepted;
 912 }
 913
 914 bool XGUI_OperationMgr::isChildObject(const QObject* theObject, const QObject* theParent)
 915 {
 916   bool isPPChild = false;
 917   if (theParent && theObject) {
 918     QObject* aParent = (QObject*)theObject;
 919     while (aParent ) {
 920       isPPChild = aParent == theParent;
 921       if (isPPChild)
 922         break;
 923       aParent = aParent->parent();
 924     }
 925   }
 926   return isPPChild;
 927 }
 928
 929 QMessageBox* XGUI_OperationMgr::createMessageBox(const QString& theMessage)
 930 {
 931   QMessageBox * aMessageBox = new QMessageBox(QMessageBox::Question,
 932     QObject::tr("Abort operation"), theMessage, QMessageBox::Ok | QMessageBox::Cancel,
 933     qApp->activeWindow());
 934   aMessageBox->setDefaultButton(QMessageBox::Cancel);
 935   aMessageBox->setEscapeButton(QMessageBox::No); // operation manager should process Esc key
 936
 937   return aMessageBox;
 938 }
 939
 940 QMessageBox* XGUI_OperationMgr::createInformationBox(const QString& theMessage)
 941 {
 942   QMessageBox * aMessageBox = new QMessageBox(QMessageBox::Question,
 943     QObject::tr("Validate operation"), theMessage, QMessageBox::Ok,
 944     qApp->activeWindow());
 945   aMessageBox->setDefaultButton(QMessageBox::Ok);
 946   aMessageBox->setEscapeButton(QMessageBox::No); // operation manager should process Esc key
 947
 948   return aMessageBox;
 949 }
 950
 951 XGUI_Workshop* XGUI_OperationMgr::xworkshop() const
 952 {
 953   XGUI_ModuleConnector* aConnector = (XGUI_ModuleConnector*) myWorkshop;
 954   return aConnector->workshop();
 955 }