src/PartSet/PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_SketcherMgr.cpp
   4 // Created:     19 Dec 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "PartSet_SketcherMgr.h"
   8 #include "PartSet_SketcherReetntrantMgr.h"
   9 #include "PartSet_Module.h"
  10 #include "PartSet_WidgetPoint2d.h"
  11 #include "PartSet_WidgetPoint2dDistance.h"
  12 #include "PartSet_Tools.h"
  13 #include "PartSet_WidgetSketchLabel.h"
  14 #include "PartSet_WidgetEditor.h"
  15
  16 #include <XGUI_ModuleConnector.h>
  17 #include <XGUI_Displayer.h>
  18 #include <XGUI_Workshop.h>
  19 #include <XGUI_ContextMenuMgr.h>
  20 #include <XGUI_Selection.h>
  21 #include <XGUI_SelectionMgr.h>
  22 #include <XGUI_ModuleConnector.h>
  23 #include <XGUI_PropertyPanel.h>
  24 #include <XGUI_ViewerProxy.h>
  25 #include <XGUI_OperationMgr.h>
  26
  27 #include <ModuleBase_IPropertyPanel.h>
  28 #include <ModuleBase_ISelection.h>
  29 #include <ModuleBase_IViewer.h>
  30 #include <ModuleBase_IWorkshop.h>
  31 #include <ModuleBase_IViewWindow.h>
  32 #include <ModuleBase_ModelWidget.h>
  33 #include <ModuleBase_Operation.h>
  34 #include <ModuleBase_OperationFeature.h>
  35 #include <ModuleBase_Operation.h>
  36 #include <ModuleBase_WidgetEditor.h>
  37
  38 #include <GeomDataAPI_Point2D.h>
  39
  40 #include <Events_Loop.h>
  41
  42 #include <SketchPlugin_Line.h>
  43 #include <SketchPlugin_Sketch.h>
  44 #include <SketchPlugin_Point.h>
  45 #include <SketchPlugin_Arc.h>
  46 #include <SketchPlugin_Circle.h>
  47 #include <SketchPlugin_ConstraintLength.h>
  48 #include <SketchPlugin_ConstraintDistance.h>
  49 #include <SketchPlugin_ConstraintParallel.h>
  50 #include <SketchPlugin_ConstraintPerpendicular.h>
  51 #include <SketchPlugin_ConstraintRadius.h>
  52 #include <SketchPlugin_ConstraintRigid.h>
  53 #include <SketchPlugin_ConstraintHorizontal.h>
  54 #include <SketchPlugin_ConstraintVertical.h>
  55 #include <SketchPlugin_ConstraintEqual.h>
  56 #include <SketchPlugin_ConstraintTangent.h>
  57 #include <SketchPlugin_ConstraintCoincidence.h>
  58 #include <SketchPlugin_ConstraintFillet.h>
  59 #include <SketchPlugin_ConstraintMirror.h>
  60 #include <SketchPlugin_ConstraintAngle.h>
  61 #include <SketchPlugin_ConstraintCollinear.h>
  62 #include <SketchPlugin_ConstraintMiddle.h>
  63 #include <SketchPlugin_MultiRotation.h>
  64 #include <SketchPlugin_MultiTranslation.h>
  65 #include <SketchPlugin_IntersectionPoint.h>
  66
  67 #include <SketcherPrs_Tools.h>
  68
  69 #include <SelectMgr_IndexedMapOfOwner.hxx>
  70 #include <StdSelect_BRepOwner.hxx>
  71
  72 //#include <AIS_DimensionSelectionMode.hxx>
  73 #include <AIS_Shape.hxx>
  74 #include <AIS_Dimension.hxx>
  75
  76 #include <ModelAPI_Events.h>
  77 #include <ModelAPI_Session.h>
  78 #include <ModelAPI_AttributeString.h>
  79
  80 #include <QMouseEvent>
  81 #include <QApplication>
  82 #include <QCursor>
  83 #include <QMessageBox>
  84
  85 //#define DEBUG_DO_NOT_BY_ENTER
  86
  87 //#define DEBUG_CURSOR
  88
  89 /// Returns list of unique objects by sum of objects from List1 and List2
  90 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  91                                        const QList<ModuleBase_ViewerPrs>& theList2)
  92 {
  93   QList<ModuleBase_ViewerPrs> aRes;
  94   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  95     if (!aRes.contains(aPrs))
  96       aRes.append(aPrs);
  97   }
  98   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
  99     if (!aRes.contains(aPrs))
 100       aRes.append(aPrs);
 101   }
 102   return aRes;
 103 }*/
 104
 105 // Fills the list of features the list of selected presentations.
 106 // \param theList a list of selected presentations
 107 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
 108 // and find the corresponded attribute
 109 // \param theFeatureList  an output list of features
 110 void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
 111                      const FeaturePtr theSketch,
 112                      QList<FeaturePtr>& theFeatureList)
 113 {
 114   QList<ModuleBase_ViewerPrs> aRes;
 115
 116   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
 117                                               aLast = theList.end();
 118   for (; anIt != aLast; anIt++)
 119   {
 120     ModuleBase_ViewerPrs aPrs = *anIt;
 121     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
 122     if (aFeature.get()  && !theFeatureList.contains(aFeature))
 123       theFeatureList.append(aFeature);
 124   }
 125 }
 126
 127 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 128 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 129 /// result as is to the list of results.
 130 /// \param theOwner a viewer selected owner
 131 /// \param theFeature a feature, where the attribute is searched
 132 /// \param theSketch a current sketch
 133 /// \param theSelectedAttribute an output list of attributes
 134 /// \param theSelectedResults an output list of edge results
 135 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 136                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 137                             const ResultPtr& theResult,
 138                             std::set<AttributePtr>& aSelectedAttributes,
 139                             std::set<ResultPtr>& aSelectedResults)
 140 {
 141   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 142   if (aBRepOwner.IsNull())
 143     return;
 144   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 145                                                                     aBRepOwner->Selectable());
 146   if (aBRepOwner->HasShape()) {
 147     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 148     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 149     if (aShapeType == TopAbs_VERTEX) {
 150       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 151                                                                     aShape, theSketch);
 152       if (aPntAttr.get() != NULL)
 153         aSelectedAttributes.insert(aPntAttr);
 154     }
 155     else if (aShapeType == TopAbs_EDGE &&
 156              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 157       aSelectedResults.insert(theResult);
 158     }
 159   }
 160 }
 161
 162 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 163   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 164     myIsMouseOverWindow(false),
 165     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 166     myIsPopupMenuActive(false)
 167 {
 168   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 169   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 170
 171   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 172
 173   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 174           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 175
 176   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 177           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 178
 179   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 180           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 181
 182   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 183           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 184
 185   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 186   XGUI_Workshop* aWorkshop = aConnector->workshop();
 187   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 188
 189   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 190   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 191 }
 192
 193 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 194 {
 195   if (!myPlaneFilter.IsNull())
 196     myPlaneFilter.Nullify();
 197 }
 198
 199 void PartSet_SketcherMgr::onEnterViewPort()
 200 {
 201   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 202   // created feature because it should be done in onMouseMove(). Some widgets watch
 203   // the mouse move and use the cursor position to update own values. If the presentaion is
 204   // redisplayed before this update, the feature presentation jumps from reset value to current.
 205   myIsMouseOverWindow = true;
 206
 207   #ifdef DEBUG_DO_NOT_BY_ENTER
 208   return;
 209   #endif
 210
 211   if (canChangeCursor(getCurrentOperation())) {
 212     QCursor* aCurrentCursor = QApplication::overrideCursor();
 213     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 214       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 215 #ifdef DEBUG_CURSOR
 216       qDebug("onEnterViewPort() : Qt::CrossCursor");
 217 #endif
 218     }
 219   }
 220
 221   if (!isNestedCreateOperation(getCurrentOperation()))
 222     return;
 223
 224   operationMgr()->onValidateOperation();
 225
 226   // we need change displayed state of the current operation feature
 227   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 228   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 229   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 230   // presentation becomes valid and redisplay happens
 231   //ModuleBase_Operation* aOperation = getCurrentOperation();
 232   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 233                                                                            (getCurrentOperation());
 234   if (aFOperation) {
 235     FeaturePtr aFeature = aFOperation->feature();
 236     if (aFeature.get() && aFeature->data()->isValid()) {
 237       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 238     }
 239   }
 240 }
 241
 242 void PartSet_SketcherMgr::onLeaveViewPort()
 243 {
 244   myIsMouseOverViewProcessed = false;
 245   myIsMouseOverWindow = false;
 246   // it is important to validate operation here only if sketch entity create operation is active
 247   // because at this operation we reacts to the mouse leave/enter view port
 248   //operationMgr()->onValidateOperation();
 249
 250   #ifdef DEBUG_DO_NOT_BY_ENTER
 251   return;
 252   #endif
 253
 254   if (canChangeCursor(getCurrentOperation())) {
 255     QApplication::restoreOverrideCursor();
 256 #ifdef DEBUG_CURSOR
 257     qDebug("onLeaveViewPort() : None");
 258 #endif
 259   }
 260
 261   if (!isNestedCreateOperation(getCurrentOperation()))
 262     return;
 263
 264   // the method should be performed if the popup menu is called,
 265   // the reset of the current widget should not happen
 266   if (myIsPopupMenuActive)
 267     return;
 268
 269   operationMgr()->onValidateOperation();
 270
 271   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 272   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 273   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 274   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 275   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 276   // obtained after reset value
 277   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 278   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 279   if (anActiveWidget)
 280     anActiveWidget->reset();
 281
 282   // hides the presentation of the current operation feature
 283   // the feature is to be erased here, but it is correct to call canDisplayObject because
 284   // there can be additional check (e.g. editor widget in distance constraint)
 285   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 286                                                                            (getCurrentOperation());
 287   if (aFOperation) {
 288     FeaturePtr aFeature = aFOperation->feature();
 289     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 290   }
 291   // we should update viewer after the presentation are hidden in the viewer
 292   // otherwise the reset presentation(line) appears in the viewer(by quick move from viewer to PP)
 293   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 294 }
 295
 296 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 297 {
 298   if (!isNestedEditOperation(getCurrentOperation()) ||
 299       myModule->sketchReentranceMgr()->isInternalEditActive())
 300     return;
 301   // it is necessary to save current selection in order to restore it after the values are modifed
 302   storeSelection();
 303
 304   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 305   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 306   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 307   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 308 }
 309
 310 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 311 {
 312   if (!isNestedEditOperation(getCurrentOperation()) ||
 313       myModule->sketchReentranceMgr()->isInternalEditActive()) {
 314     myModule->sketchReentranceMgr()->updateInternalEditActiveState();
 315     return;
 316   }
 317   // it is necessary to restore current selection in order to restore it after the values are modified
 318   restoreSelection();
 319   myCurrentSelection.clear();
 320
 321   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 322   // viewer happens by deselect/select the modified objects. The flag should be restored after
 323   // the selection processing. The update viewer should be also called.
 324   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 325   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 326   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 327   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 328   aDisplayer->updateViewer();
 329
 330
 331 }
 332
 333 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 334 {
 335   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 336     return;
 337
 338   //get2dPoint(theWnd, theEvent, myClickedPoint);
 339
 340   if (!(theEvent->buttons() & Qt::LeftButton))
 341     return;
 342
 343   // Clear dragging mode
 344   myIsDragging = false;
 345
 346   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 347   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 348   if (!aViewer->canDragByMouse())
 349     return;
 350
 351   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 352                                                                (getCurrentOperation());
 353   if (!aFOperation)
 354     return;
 355
 356   if (aFOperation->isEditOperation()) {
 357     // If the current widget is a selector, do nothing, it processes the mouse press
 358     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 359     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 360       return;
 361     }
 362   }
 363
 364   // Use only for sketch operations
 365   if (myCurrentSketch) {
 366     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 367       return;
 368
 369     bool isSketcher = isSketchOperation(aFOperation);
 370     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 371
 372     // Avoid non-sketch operations
 373     if ((!isSketchOpe) && (!isSketcher))
 374       return;
 375
 376     bool isEditing = aFOperation->isEditOperation();
 377
 378     // Ignore creation sketch operation
 379     if ((!isSketcher) && (!isEditing))
 380       return;
 381
 382     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 383     if (!aContext.IsNull()) {
 384       // MoveTo in order to highlight current object
 385       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 386     }
 387     // Remember highlighted objects for editing
 388     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 389
 390     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 391     storeSelection(!aHasShift);
 392
 393     if (myCurrentSelection.empty()) {
 394       if (isSketchOpe && (!isSketcher))
 395         // commit previous operation
 396         if (!aFOperation->commit())
 397           aFOperation->abort();
 398       return;
 399     }
 400     // Init flyout point for radius rotation
 401     FeaturePtr aFeature = myCurrentSelection.begin().key();
 402
 403     if (isSketcher) {
 404       myIsDragging = true;
 405       get2dPoint(theWnd, theEvent, myCurrentPoint);
 406       myDragDone = false;
 407
 408       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 409       launchEditing();
 410       if (aFeature.get() != NULL) {
 411         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 412                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 413       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 414           DataPtr aData = aSPFeature->data();
 415           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 416           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 417             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 418           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 419         }
 420       }
 421     } else if (isSketchOpe && isEditing) {
 422       // If selected another object commit current result
 423       aFOperation->commit();
 424
 425       myIsDragging = true;
 426       get2dPoint(theWnd, theEvent, myCurrentPoint);
 427       myDragDone = false;
 428
 429       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 430
 431       // this is temporary commented in order to avoid the following wrong case:
 432       // Distance constraint is under edition, double click on the digit -> nothing happens
 433       // because QApplication::processEvents() calls onMouseDoubleClick, which try to show editor
 434       // but as the prev edit is commited an new one is not started, editor is not shown.
 435       // This is necessary in order to finalize previous operation
 436       //QApplication::processEvents();
 437       launchEditing();
 438     }
 439   }
 440 }
 441
 442 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 443 {
 444   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent))
 445     return;
 446
 447   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 448   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 449   if (!aViewer->canDragByMouse())
 450     return;
 451   ModuleBase_Operation* aOp = getCurrentOperation();
 452   if (aOp) {
 453     if (isNestedSketchOperation(aOp)) {
 454       //get2dPoint(theWnd, theEvent, myClickedPoint);
 455
 456       // Only for sketcher operations
 457       if (myIsDragging) {
 458         if (myDragDone) {
 459           //aOp->commit();
 460           myCurrentSelection.clear();
 461           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 462           if (!aContext.IsNull()) {
 463           // Reselect edited object
 464           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 465           if (theEvent->modifiers() & Qt::ShiftModifier)
 466             aContext->ShiftSelect();
 467           else
 468             aContext->Select();
 469           */
 470         }
 471       }
 472     }
 473   }
 474
 475   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 476   myIsDragging = false;
 477 }
 478
 479 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 480 {
 481   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 482     return;
 483
 484   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 485     myIsMouseOverViewProcessed = true;
 486     // 1. perform the widget mouse move functionality and display the presentation
 487     // the mouse move should be processed in the widget, if it can in order to visualize correct
 488     // presentation. These widgets correct the feature attribute according to the mouse position
 489     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 490     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 491     if (aPoint2DWdg) {
 492       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 493     }
 494     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 495                                                                 (anActiveWidget);
 496     if (aDistanceWdg) {
 497       aDistanceWdg->onMouseMove(theWnd, theEvent);
 498     }
 499     // the feature is to be erased here, but it is correct to call canDisplayObject because
 500     // there can be additional check (e.g. editor widget in distance constraint)
 501     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 502                                                                              (getCurrentOperation());
 503     if (aFOperation) {
 504       FeaturePtr aFeature = aFOperation->feature();
 505       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 506     }
 507   }
 508
 509   //myClickedPoint.clear();
 510
 511   if (myIsDragging) {
 512     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 513     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 514     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 515     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 516
 517     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 518     if (!aCurrentOperation)
 519       return;
 520     if (isSketchOperation(aCurrentOperation))
 521       return; // No edit operation activated
 522
 523     Handle(V3d_View) aView = theWnd->v3dView();
 524     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 525     double aX, aY;
 526     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 527     double dX =  aX - myCurrentPoint.myCurX;
 528     double dY =  aY - myCurrentPoint.myCurY;
 529
 530     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 531     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 532     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 533     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 534     // viewer happens by deselect/select the modified objects. The flag should be restored after
 535     // the selection processing. The update viewer should be also called.
 536     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 537
 538     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 539     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 540     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 541                                           aLast = myCurrentSelection.end();
 542     // 4. the features and attributes modification(move)
 543     bool isModified = false;
 544     for (; anIt != aLast; anIt++) {
 545       FeaturePtr aFeature = anIt.key();
 546
 547       std::set<AttributePtr> anAttributes = anIt.value().first;
 548       // Process selection by attribute: the priority to the attribute
 549       if (!anAttributes.empty()) {
 550         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 551                                                anAttLast = anAttributes.end();
 552         for (; anAttIt != anAttLast; anAttIt++) {
 553           AttributePtr anAttr = *anAttIt;
 554           if (anAttr.get() == NULL)
 555             continue;
 556           std::string aAttrId = anAttr->id();
 557           DataPtr aData = aFeature->data();
 558           if (aData->isValid()) {
 559             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 560               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 561             if (aPoint.get() != NULL) {
 562               bool isImmutable = aPoint->setImmutable(true);
 563               aPoint->move(dX, dY);
 564               isModified = true;
 565               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 566               aPoint->setImmutable(isImmutable);
 567             }
 568           }
 569         }
 570       } else {
 571         // Process selection by feature
 572         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 573           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 574         if (aSketchFeature) {
 575           aSketchFeature->move(dX, dY);
 576           isModified = true;
 577           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 578         }
 579       }
 580     }
 581     // the modified state of the current operation should be updated if there are features, which
 582     // were changed here
 583     if (isModified) {
 584       aCurrentOperation->onValuesChanged();
 585     }
 586     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 587     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 588
 589     // 5. it is necessary to save current selection in order to restore it after the features moving
 590     restoreSelection();
 591     // 6. restore the update viewer flag and call this update
 592     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 593     aDisplayer->updateViewer();
 594
 595     myDragDone = true;
 596     myCurrentPoint.setValue(aX, aY);
 597   }
 598 }
 599
 600 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 601 {
 602   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 603                                                                (getCurrentOperation());
 604   if (aFOperation && aFOperation->isEditOperation()) {
 605     std::string aId = aFOperation->id().toStdString();
 606     if (isDistanceOperation(aFOperation))
 607     {
 608       // Activate dimension value editing on double click
 609       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 610       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 611       // Find corresponded widget to activate value editing
 612       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 613         if (aWgt->attributeID() == "ConstraintValue") {
 614           PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
 615           if (anEditor)
 616             anEditor->showPopupEditor();
 617           return;
 618         }
 619       }
 620     }
 621   }
 622 }
 623
 624 void PartSet_SketcherMgr::onApplicationStarted()
 625 {
 626   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 627   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 628   XGUI_Workshop* aWorkshop = aConnector->workshop();
 629   PartSet_SketcherReetntrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 630
 631   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 632   if (aPropertyPanel) {
 633     //connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 634     //        this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 635
 636     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 637             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 638     connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 639             aReentranceMgr, SLOT(onWidgetActivated()));
 640   }
 641
 642   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 643   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 644   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 645
 646   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 647   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 648   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 649 }
 650
 651 //void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 652 //{
 653   //if (!myClickedPoint.myIsInitialized)
 654   //  return;
 655
 656   //ModuleBase_Operation* aOperation = getCurrentOperation();
 657   // the distance constraint feature should not use the clickedd point
 658   // this is workaround in order to don't throw down the flyout point value,
 659   // set by execute() method of these type of features
 660   //if (isDistanceOperation(aOperation))
 661   //  return;
 662
 663   //PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 664   //if (aPnt2dWgt) {
 665   //  aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 666   //}
 667 //}
 668
 669 void PartSet_SketcherMgr::onBeforeContextMenu()
 670 {
 671   myIsPopupMenuActive = true;
 672 }
 673
 674 void PartSet_SketcherMgr::onAfterContextMenu()
 675 {
 676   myIsPopupMenuActive = false;
 677 }
 678
 679 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 680                                      Point& thePoint)
 681 {
 682   Handle(V3d_View) aView = theWnd->v3dView();
 683   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 684   double aX, anY;
 685   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 686   thePoint.setValue(aX, anY);
 687 }
 688
 689 void PartSet_SketcherMgr::launchEditing()
 690 {
 691   if (!myCurrentSelection.empty()) {
 692     FeaturePtr aFeature = myCurrentSelection.begin().key();
 693     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 694               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 695     if (aSPFeature) {
 696       myModule->editFeature(aSPFeature);
 697     }
 698   }
 699 }
 700
 701 bool PartSet_SketcherMgr::sketchSolverError()
 702 {
 703   bool anError = false;
 704   CompositeFeaturePtr aSketch = activeSketch();
 705   if (aSketch.get()) {
 706     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 707     anError = !aAttributeString->value().empty();
 708   }
 709   return anError;
 710 }
 711
 712 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 713 {
 714   QString anError = "";
 715   if (!theFeature.get() || !theFeature->data()->isValid())
 716     return anError;
 717
 718   CompositeFeaturePtr aSketch = activeSketch();
 719   if (aSketch.get() && aSketch == theFeature) {
 720     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 721     anError = aAttributeString->value().c_str();
 722   }
 723   return anError;
 724 }
 725
 726 void PartSet_SketcherMgr::clearClickedFlags()
 727 {
 728   //myClickedPoint.clear();
 729   myCurrentPoint.clear();
 730 }
 731
 732 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 733 {
 734   static QStringList aIds;
 735   if (aIds.size() == 0) {
 736     aIds << SketchPlugin_Line::ID().c_str();
 737     aIds << SketchPlugin_Point::ID().c_str();
 738     aIds << SketchPlugin_Arc::ID().c_str();
 739     aIds << SketchPlugin_Circle::ID().c_str();
 740     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 741     aIds << SketchPlugin_IntersectionPoint::ID().c_str();
 742     // TODO
 743     // SketchRectangle is a python feature, so its ID is passed just as a string
 744     aIds << "SketchRectangle";
 745     aIds.append(constraintsIdList());
 746   }
 747   return aIds;
 748 }
 749
 750 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 751 {
 752   static QStringList aIds;
 753   if (aIds.size() == 0) {
 754     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 755     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 756     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 757     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 758     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 759     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 760     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 761     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 762     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 763     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 764     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 765     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 766     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 767     aIds << SketchPlugin_MultiRotation::ID().c_str();
 768     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 769     aIds << SketchPlugin_ConstraintCollinear::ID().c_str();
 770     aIds << SketchPlugin_ConstraintMiddle::ID().c_str();
 771   }
 772   return aIds;
 773 }
 774
 775 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 776 {
 777   theModes.clear();
 778
 779   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 780   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 781   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 782   theModes.append(TopAbs_VERTEX);
 783   theModes.append(TopAbs_EDGE);
 784 }
 785
 786 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 787 {
 788   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 789 }
 790
 791 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 792 {
 793   return theOperation &&
 794          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 795 }
 796
 797 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 798 {
 799   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 800                                                                (theOperation);
 801   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 802 }
 803
 804 bool PartSet_SketcherMgr::isNestedEditOperation(ModuleBase_Operation* theOperation)
 805 {
 806   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 807                                                                (theOperation);
 808   return aFOperation && aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 809 }
 810
 811 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 812 {
 813   return (theId == SketchPlugin_Line::ID()) ||
 814          (theId == SketchPlugin_Point::ID()) ||
 815          (theId == SketchPlugin_Arc::ID()) ||
 816          (theId == SketchPlugin_Circle::ID());
 817 }
 818
 819 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 820 {
 821   std::string anId = theOperation ? theOperation->id().toStdString() : "";
 822
 823   return isDistanceKind(anId);
 824 }
 825
 826 bool PartSet_SketcherMgr::isDistanceKind(std::string& theKind)
 827 {
 828   return (theKind == SketchPlugin_ConstraintLength::ID()) ||
 829          (theKind == SketchPlugin_ConstraintDistance::ID()) ||
 830          (theKind == SketchPlugin_ConstraintRadius::ID()) ||
 831          (theKind == SketchPlugin_ConstraintAngle::ID());
 832 }
 833
 834 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 835 {
 836   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 837                                                                (getCurrentOperation());
 838   if (!aFOperation)
 839     return;
 840
 841   myModule->onViewTransformed();
 842
 843   // Display all sketcher sub-Objects
 844   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 845   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 846   aConnector->workshop()->displayer()->activateTrihedron(true);
 847
 848   // Hide sketcher result
 849   std::list<ResultPtr> aResults = myCurrentSketch->results();
 850   std::list<ResultPtr>::const_iterator aIt;
 851   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 852     (*aIt)->setDisplayed(false);
 853   }
 854   myCurrentSketch->setDisplayed(false);
 855
 856   // Display sketcher objects
 857   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 858     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 859     std::list<ResultPtr> aResults = aFeature->results();
 860     std::list<ResultPtr>::const_iterator aIt;
 861     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 862       (*aIt)->setDisplayed(true);
 863     }
 864     aFeature->setDisplayed(true);
 865   }
 866
 867   if(myCirclePointFilter.IsNull()) {
 868     myCirclePointFilter = new PartSet_CirclePointFilter(myModule->workshop());
 869   }
 870
 871   myModule->workshop()->viewer()->addSelectionFilter(myCirclePointFilter);
 872
 873   if (myPlaneFilter.IsNull())
 874     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 875
 876   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 877   bool aHasPlane = false;
 878   std::shared_ptr<GeomAPI_Pln> aPln;
 879   if (aFOperation->isEditOperation()) {
 880     // If it is editing of sketch then it means that plane is already defined
 881     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 882     if (aPln.get())
 883       aHasPlane = true;
 884   }
 885   myPlaneFilter->setPlane(aPln);
 886
 887   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 888   // all sketch objects should be activated in the sketch selection modes by edit operation start
 889   // in case of creation operation, there is an active widget, which activates own selection mode
 890   if (aFOperation->isEditOperation() && aHasPlane)
 891     aConnector->activateModuleSelectionModes();
 892 }
 893
 894 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 895 {
 896   myIsMouseOverWindow = false;
 897   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 898   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 899
 900   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 901
 902   DataPtr aData = myCurrentSketch->data();
 903   if (!aData->isValid()) {
 904     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 905     // The sketch was aborted
 906     myCurrentSketch = CompositeFeaturePtr();
 907     // TODO: move this outside of if-else
 908     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
 909     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 910
 911     // Erase all sketcher objects
 912     QStringList aSketchIds = sketchOperationIdList();
 913     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 914     foreach (ObjectPtr aObj, aObjects) {
 915       DataPtr aObjData = aObj->data();
 916       if (!aObjData->isValid())
 917         aObj->setDisplayed(false);
 918     }
 919   }
 920   else {
 921     // Hide all sketcher sub-Objects
 922     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 923       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 924       std::list<ResultPtr> aResults = aFeature->results();
 925       std::list<ResultPtr>::const_iterator aIt;
 926       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 927         (*aIt)->setDisplayed(false);
 928       }
 929       aFeature->setDisplayed(false);
 930     }
 931     // Display sketcher result
 932     std::list<ResultPtr> aResults = myCurrentSketch->results();
 933     std::list<ResultPtr>::const_iterator aIt;
 934     Events_Loop* aLoop = Events_Loop::loop();
 935     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 936
 937     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 938                                                                            (theOperation);
 939     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 940       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 941         (*aIt)->setDisplayed(true);
 942         // this display event is needed because sketch already may have "displayed" state,
 943         // but not displayed while it is still active (issue 613, abort of existing sketch)
 944         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 945       }
 946     }
 947     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 948       myCurrentSketch->setDisplayed(true);
 949
 950     myCurrentSketch = CompositeFeaturePtr();
 951
 952     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
 953     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 954
 955     Events_Loop::loop()->flush(aDispEvent);
 956   }
 957   // restore the module selection modes, which were changed on startSketch
 958   aConnector->activateModuleSelectionModes();
 959   aConnector->workshop()->displayer()->activateTrihedron(false);
 960 }
 961
 962 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 963 {
 964   if (canChangeCursor(theOperation) && myIsMouseOverWindow) {
 965     QCursor* aCurrentCursor = QApplication::overrideCursor();
 966     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 967       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 968 #ifdef DEBUG_CURSOR
 969       qDebug("startNestedSketch() : Qt::CrossCursor");
 970 #endif
 971     }
 972   }
 973 }
 974
 975 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOperation)
 976 {
 977   myIsMouseOverViewProcessed = true;
 978   operationMgr()->onValidateOperation();
 979   if (canChangeCursor(theOperation)) {
 980     QApplication::restoreOverrideCursor();
 981 #ifdef DEBUG_CURSOR
 982     qDebug("stopNestedSketch() : None");
 983 #endif
 984   }
 985 }
 986
 987 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 988 {
 989   if (isNestedCreateOperation(theOperation)) {
 990     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 991                                                                              (theOperation);
 992     if (aFOperation) {
 993       FeaturePtr aFeature = aFOperation->feature();
 994       // it is necessary to check the the feature data validity because
 995       // some kind of features are removed by an operation commit(the macro state of a feature)
 996       if (aFeature.get() && aFeature->data()->isValid()) {
 997         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
 998       }
 999     }
1000   }
1001 }
1002
1003 void PartSet_SketcherMgr::activatePlaneFilter(const bool& toActivate)
1004 {
1005   if (toActivate)
1006     myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
1007   else
1008     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
1009 }
1010
1011 void PartSet_SketcherMgr::operationActivatedByPreselection()
1012 {
1013   ModuleBase_Operation* anOperation = getCurrentOperation();
1014   if(anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
1015     // Set final definitions if they are necessary
1016     //propertyPanelDefined(aOperation);
1017     /// Commit sketcher operations automatically
1018     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1019                                                                             (anOperation);
1020     if (aFOperation) {
1021       if (PartSet_SketcherMgr::isDistanceOperation(aFOperation)) {
1022         FeaturePtr aFeature = aFOperation->feature();
1023         // editor is shown only if all attribute references are filled by preseletion
1024         bool anAllRefAttrInitialized = true;
1025
1026         std::list<AttributePtr> aRefAttrs = aFeature->data()->attributes(
1027                                                     ModelAPI_AttributeRefAttr::typeId());
1028         std::list<AttributePtr>::const_iterator anIt = aRefAttrs.begin(), aLast = aRefAttrs.end();
1029         for (; anIt != aLast && anAllRefAttrInitialized; anIt++) {
1030           anAllRefAttrInitialized = (*anIt)->isInitialized();
1031         }
1032         if (anAllRefAttrInitialized) {
1033           // Activate dimension value editing on double click
1034           ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
1035           QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
1036           // Find corresponded widget to activate value editing
1037           foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
1038             if (aWgt->attributeID() == "ConstraintValue") {
1039               // the featue should be displayed in order to find the AIS text position,
1040               // the place where the editor will be shown
1041               aFeature->setDisplayed(true);
1042               /// the execute is necessary to perform in the feature compute for flyout position
1043               aFeature->execute();
1044
1045               Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1046               Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1047
1048               PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
1049               if (anEditor) {
1050                 int aX = 0, anY = 0;
1051
1052                 ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1053                 XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1054                 XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1055                 AISObjectPtr anAIS = aDisplayer->getAISObject(aFeature);
1056                 Handle(AIS_InteractiveObject) anAISIO;
1057                 if (anAIS.get() != NULL) {
1058                   anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1059                 }
1060                 if (anAIS.get() != NULL) {
1061                   Handle(AIS_InteractiveObject) anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1062
1063                   if (!anAISIO.IsNull()) {
1064                     Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(anAISIO);
1065                     if (!aDim.IsNull()) {
1066                       gp_Pnt aPosition = aDim->GetTextPosition();
1067
1068                       ModuleBase_IViewer* aViewer = aWorkshop->viewer();
1069                       Handle(V3d_View) aView = aViewer->activeView();
1070                       int aCX, aCY;
1071                       aView->Convert(aPosition.X(), aPosition.Y(), aPosition.Z(), aCX, aCY);
1072
1073                       QWidget* aViewPort = aViewer->activeViewPort();
1074                       QPoint aGlPoint = aViewPort->mapToGlobal(QPoint(aCX, aCY));
1075                       aX = aGlPoint.x();
1076                       anY = aGlPoint.y();
1077                     }
1078                   }
1079                   anEditor->setCursorPosition(aX, anY);
1080                   anEditor->showPopupEditor(false);
1081                 }
1082               }
1083             }
1084           }
1085         }
1086       }
1087     }
1088     anOperation->commit();
1089   }
1090 }
1091
1092 bool PartSet_SketcherMgr::canUndo() const
1093 {
1094   return isNestedCreateOperation(getCurrentOperation());
1095 }
1096
1097 bool PartSet_SketcherMgr::canRedo() const
1098 {
1099   return isNestedCreateOperation(getCurrentOperation());
1100 }
1101
1102 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
1103 {
1104   bool aCanErase = true;
1105   // when the sketch operation is active, results of sketch sub-feature can not be hidden
1106   if (myCurrentSketch.get()) {
1107     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
1108     if (aResult.get()) {
1109       // Display sketcher objects
1110       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1111
1112         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1113         std::list<ResultPtr> aResults = aFeature->results();
1114         std::list<ResultPtr>::const_iterator anIt;
1115         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1116           aCanErase = *anIt != aResult;
1117         }
1118       }
1119     }
1120   }
1121   return aCanErase;
1122 }
1123
1124 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
1125 {
1126   bool aCanDisplay = true;
1127
1128   bool aHasActiveSketch = activeSketch().get() != NULL;
1129   if (aHasActiveSketch) {
1130     // 1. the sketch feature should not be displayed during the sketch active operation
1131     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
1132     // nested features can be visualized
1133     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1134     if (aFeature.get() != NULL && aFeature == activeSketch()) {
1135       aCanDisplay = false;
1136     }
1137   }
1138   else { // there are no an active sketch
1139     // 2. sketch sub-features should not be visualized if the sketch operation is not active
1140     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1141     if (aFeature.get() != NULL) {
1142       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1143                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1144       if (aSketchFeature.get()) {
1145         aCanDisplay = false;
1146       }
1147     }
1148   }
1149
1150   // 3. the method should not filter the objects, which are not related to the current operation.
1151   // The object is filtered just if it is a current operation feature or this feature result
1152   bool isObjectFound = false;
1153   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1154                                                                (getCurrentOperation());
1155   if (aFOperation) {
1156     FeaturePtr aFeature = aFOperation->feature();
1157     if (aFeature.get()) {
1158       std::list<ResultPtr> aResults = aFeature->results();
1159       if (theObject == aFeature)
1160         isObjectFound = true;
1161       else {
1162         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1163         for (; anIt != aLast && !isObjectFound; anIt++) {
1164           isObjectFound = *anIt == theObject;
1165         }
1166       }
1167     }
1168   }
1169   if (isObjectFound) {
1170     // 4. For created nested feature operation do not display the created feature if
1171     // the mouse curstor leaves the OCC window.
1172     // The correction cases, which ignores this condition:
1173     // a. the property panel values modification
1174     // b. the popup menu activated
1175     // c. widget editor control
1176     #ifndef DEBUG_DO_NOT_BY_ENTER
1177     if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1178       ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1179       ModuleBase_WidgetEditor* anEditorWdg = anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1180       // the active widget editor should not influence here. The presentation should be visible always
1181       // when this widget is active.
1182       if (!anEditorWdg && !myIsPopupMenuActive) {
1183         // during a nested create operation, the feature is redisplayed only if the mouse over view
1184         // of there was a value modified in the property panel after the mouse left the view
1185         aCanDisplay = canDisplayCurrentCreatedFeature();
1186       }
1187     }
1188     #endif
1189   }
1190
1191   // checks the sketcher constraints visibility according to active sketch check box states
1192   if (aCanDisplay) {
1193     bool aProcessed = false;
1194     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1195     if (aFeature.get()) {
1196       bool aConstraintDisplayed = canDisplayConstraint(aFeature, PartSet_Tools::Any, aProcessed);
1197       if (aProcessed)
1198         aCanDisplay = aConstraintDisplayed;
1199     }
1200   }
1201
1202   return aCanDisplay;
1203 }
1204
1205 bool PartSet_SketcherMgr::canDisplayConstraint(const FeaturePtr& theFeature,
1206                                              const PartSet_Tools::ConstraintVisibleState& theState,
1207                                              bool& isProcessed) const
1208 {
1209   bool aSwitchedOn = true;
1210
1211   const QStringList& aConstrIds = constraintsIdList();
1212
1213   std::string aKind = theFeature->getKind();
1214   if (aConstrIds.contains(QString(aKind.c_str()))) {
1215     bool isTypedConstraint = false;
1216
1217     switch (theState) {
1218       case PartSet_Tools::Dimensional: {
1219         bool isDistance = isDistanceKind(aKind);
1220         if (isDistance) {
1221           isProcessed = true;
1222           aSwitchedOn = myIsConstraintsShown[theState];
1223         }
1224       }
1225       break;
1226       case PartSet_Tools::Geometrical: {
1227         bool isGeometrical = !isDistanceKind(aKind);
1228         if (isGeometrical) {
1229           isProcessed = true;
1230           aSwitchedOn = myIsConstraintsShown[theState];
1231         }
1232       }
1233       break;
1234       case PartSet_Tools::Any: {
1235         isProcessed = true;
1236         bool isDistance = isDistanceKind(aKind);
1237         if (isDistance)
1238           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Dimensional];
1239         else
1240           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Geometrical];
1241       }
1242       break;
1243     default:
1244       break;
1245     }
1246   }
1247   return aSwitchedOn;
1248 }
1249
1250 void PartSet_SketcherMgr::processHiddenObject(const std::list<ObjectPtr>& theObjects)
1251 {
1252   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1253                                                                            (getCurrentOperation());
1254   if (aFOperation && myCurrentSketch.get()) {
1255     // find results of the current operation
1256     // these results should not be proposed to be deleted
1257     FeaturePtr anOperationFeature = aFOperation->feature();
1258     std::list<ResultPtr> anOperationResultList = anOperationFeature->results();
1259     std::set<ResultPtr> anOperationResults;
1260     std::list<ResultPtr>::const_iterator aRIt = anOperationResultList.begin(),
1261                                         aRLast = anOperationResultList.end();
1262     for (; aRIt != aRLast; aRIt++)
1263       anOperationResults.insert(*aRIt);
1264
1265     std::set<FeaturePtr> anObjectsToBeDeleted;
1266     QStringList anObjectsToBeDeletedNames;
1267     std::list<ObjectPtr>::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1268     for (; anIt != aLast; anIt++) {
1269       ObjectPtr anObject = *anIt;
1270       bool aCanErase = true;
1271       // when the sketch operation is active, results of sketch sub-feature can not be hidden
1272       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1273       // the result is found between current feature results
1274       if (anOperationResults.find(aResult) != anOperationResults.end())
1275         continue;
1276
1277       if (aResult.get()) {
1278         // Display sketcher objects
1279         for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1280           FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1281           std::list<ResultPtr> aResults = aFeature->results();
1282           std::list<ResultPtr>::const_iterator anIt;
1283           for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1284             aCanErase = *anIt != aResult;
1285           }
1286         }
1287       }
1288       if (!aCanErase) {
1289         FeaturePtr aFeature = ModelAPI_Feature::feature(anObject);
1290         if (aFeature.get() && anObjectsToBeDeleted.find(aFeature) == anObjectsToBeDeleted.end()) {
1291           anObjectsToBeDeleted.insert(aFeature);
1292           anObjectsToBeDeletedNames.append(aFeature->name().c_str());
1293         }
1294       }
1295     }
1296     if (!anObjectsToBeDeleted.empty()) {
1297       QString aFeatureNames = anObjectsToBeDeletedNames.join(", ");
1298       QString aMessage = tr("The following features have incorrect presentation and \
1299 will be hidden: %1. Would you like to delete them?")
1300                          .arg(aFeatureNames);
1301       int anAnswer = QMessageBox::question(qApp->activeWindow(), tr("Features hide"),
1302                                            aMessage, QMessageBox::Ok | QMessageBox::Cancel,
1303                                            QMessageBox::Cancel);
1304       if (anAnswer == QMessageBox::Ok) {
1305         QObjectPtrList anObjects;
1306         std::set<FeaturePtr>::const_iterator anIt = anObjectsToBeDeleted.begin(),
1307                                              aLast = anObjectsToBeDeleted.end();
1308         for (; anIt != aLast; anIt++)
1309           anObjects.append(*anIt);
1310         SessionPtr aMgr = ModelAPI_Session::get();
1311         DocumentPtr aDoc = aMgr->activeDocument();
1312         bool aIsOp = aMgr->isOperation();
1313         if (!aIsOp)
1314           aMgr->startOperation();
1315         workshop()->deleteFeatures(anObjects);
1316         //static Events_ID aDeletedEvent = Events_Loop::eventByName(EVENT_OBJECT_DELETED);
1317         //static Events_ID aRedispEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
1318         //Events_Loop::loop()->flush(aDeletedEvent);
1319         //Events_Loop::loop()->flush(aRedispEvent);
1320
1321         if (!aIsOp)
1322           aMgr->finishOperation();
1323       }
1324     }
1325   }
1326 }
1327
1328 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1329 {
1330   bool aCanDisplay = myIsMouseOverWindow;
1331   if (!aCanDisplay) {
1332     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1333     if (anActiveWidget)
1334       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1335   }
1336   return aCanDisplay;
1337 }
1338
1339 bool PartSet_SketcherMgr::canChangeCursor(ModuleBase_Operation* theOperation) const
1340 {
1341   return isNestedCreateOperation(theOperation) ||
1342          myModule->sketchReentranceMgr()->isInternalEditActive();
1343 }
1344
1345 const QMap<PartSet_Tools::ConstraintVisibleState, bool>& PartSet_SketcherMgr::showConstraintStates()
1346 {
1347   return myIsConstraintsShown;
1348 }
1349
1350 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1351 {
1352   bool isFoundObject = false;
1353
1354   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1355   if (anObjectFeature.get()) {
1356     int aSize = myCurrentSketch->numberOfSubs();
1357     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1358       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1359       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1360     }
1361   }
1362   return isFoundObject;
1363 }
1364
1365 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1366 {
1367   if (myPlaneFilter.IsNull())
1368    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1369
1370   myPlaneFilter->setPlane(thePln);
1371 }
1372
1373 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1374                                               const FeaturePtr& theSketch,
1375                                               ModuleBase_IWorkshop* theWorkshop,
1376                                               FeatureToSelectionMap& theSelection)
1377 {
1378   if (theFeature.get() == NULL)
1379     return;
1380
1381   std::set<AttributePtr> aSelectedAttributes;
1382   std::set<ResultPtr> aSelectedResults;
1383
1384   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1385   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1386   if (!aContext.IsNull()) {
1387     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1388     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1389
1390     std::list<ResultPtr> aResults = theFeature->results();
1391     std::list<ResultPtr>::const_iterator aIt;
1392     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1393     {
1394       ResultPtr aResult = *aIt;
1395       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1396       if (aAISObj.get() == NULL)
1397         continue;
1398       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1399       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1400       {
1401         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1402         if (anOwner->Selectable() != anAISIO)
1403           continue;
1404         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1405                                aSelectedAttributes, aSelectedResults);
1406       }
1407       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1408         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1409         if (anOwner.IsNull())
1410           continue;
1411         if (anOwner->Selectable() != anAISIO)
1412           continue;
1413         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1414                                aSelectedAttributes, aSelectedResults);
1415       }
1416     }
1417   }
1418   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1419 }
1420
1421 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1422                                              const FeaturePtr& theSketch,
1423                                              ModuleBase_IWorkshop* theWorkshop,
1424                                              const FeatureToSelectionMap& theSelection,
1425                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1426 {
1427   if (theFeature.get() == NULL)
1428     return;
1429
1430   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1431   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1432   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1433
1434   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1435
1436   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1437   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1438
1439   // 1. found the feature's owners. Check the AIS objects of the constructions
1440   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1441   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1442     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1443
1444     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1445     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1446     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1447       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1448       if (!anOwner.IsNull())
1449         theOwnersToSelect.Add(anOwner);
1450     }
1451   }
1452
1453   // 2. found the feature results's owners
1454   std::list<ResultPtr> aResults = theFeature->results();
1455   std::list<ResultPtr>::const_iterator aIt;
1456   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1457   {
1458     ResultPtr aResult = *aIt;
1459     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1460     if (aAISObj.get() == NULL)
1461       continue;
1462     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1463
1464     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1465     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1466     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1467       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1468       if ( anOwner.IsNull() || !anOwner->HasShape() )
1469         continue;
1470       const TopoDS_Shape& aShape = anOwner->Shape();
1471       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1472       if (aShapeType == TopAbs_VERTEX) {
1473         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1474         if (aPntAttr.get() != NULL &&
1475             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1476           theOwnersToSelect.Add(anOwner);
1477         }
1478       }
1479       else if (aShapeType == TopAbs_EDGE) {
1480         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1481         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1482             theOwnersToSelect.FindIndex(anOwner) <= 0)
1483           theOwnersToSelect.Add(anOwner);
1484       }
1485     }
1486   }
1487 }
1488
1489 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
1490 {
1491   if (isToConnect) {
1492     connect(theWidget, SIGNAL(beforeValuesChanged()),
1493             this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1494     connect(theWidget, SIGNAL(afterValuesChanged()),
1495             this, SLOT(onAfterValuesChangedInPropertyPanel()));
1496   }
1497   else {
1498     disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1499                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1500     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1501                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1502   }
1503 }
1504
1505 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1506 {
1507   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1508                                                                            (getCurrentOperation());
1509   if (aFOperation) {
1510     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1511         PartSet_SketcherMgr::isNestedSketchOperation(aFOperation) &&
1512         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1513       FeaturePtr aFeature = aFOperation->feature();
1514       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1515     }
1516   }
1517 }
1518
1519 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1520 {
1521   return myModule->workshop()->currentOperation();
1522 }
1523
1524 //**************************************************************
1525 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1526 {
1527   ModuleBase_ModelWidget* aWidget = 0;
1528   ModuleBase_Operation* anOperation = getCurrentOperation();
1529   if (anOperation) {
1530     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1531     if (aPanel)
1532       aWidget = aPanel->activeWidget();
1533   }
1534   return aWidget;
1535 }
1536
1537 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1538                                            const bool isEditOperation,
1539                                            const bool isToDisplay,
1540                                            const bool isFlushRedisplay)
1541 {
1542   #ifdef DEBUG_DO_NOT_BY_ENTER
1543   return;
1544   #endif
1545
1546   if (isEditOperation || !theFeature.get())
1547     return;
1548
1549   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1550   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1551
1552   // 1. change visibility of the object itself, here the presentable object is processed,
1553   // e.g. constraints features
1554   //FeaturePtr aFeature = aFOperation->feature();
1555   std::list<ResultPtr> aResults = theFeature->results();
1556   if (isToDisplay)
1557     theFeature->setDisplayed(true);
1558   else
1559     theFeature->setDisplayed(false);
1560
1561   // change visibility of the object results, e.g. non-constraint features
1562   std::list<ResultPtr>::const_iterator aIt;
1563   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1564     if (isToDisplay) {
1565       (*aIt)->setDisplayed(true);
1566     }
1567     else {
1568       (*aIt)->setDisplayed(false);
1569     }
1570   }
1571   if (isFlushRedisplay)
1572     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1573 }
1574
1575 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1576 {
1577   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1578   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1579   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1580
1581   QList<FeaturePtr> aFeatureList;
1582   if (theHighlightedOnly) {
1583     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1584   }
1585   else {
1586     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1587
1588     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1589     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1590   }
1591
1592   // 1. it is necessary to save current selection in order to restore it after the features moving
1593   myCurrentSelection.clear();
1594   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1595   for (; anIt != aLast; anIt++) {
1596     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1597   }
1598   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1599 }
1600
1601 void PartSet_SketcherMgr::restoreSelection()
1602 {
1603   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1604   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1605   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1606   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1607                                         aSLast = myCurrentSelection.end();
1608   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1609   for (; aSIt != aSLast; aSIt++) {
1610     anOwnersToSelect.Clear();
1611     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1612                         anOwnersToSelect);
1613     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1614   }
1615 }
1616
1617 void PartSet_SketcherMgr::onShowConstraintsToggle(int theType, bool theState)
1618 {
1619   PartSet_Tools::ConstraintVisibleState aType = (PartSet_Tools::ConstraintVisibleState)theType;
1620   if (myIsConstraintsShown.contains(aType) && myIsConstraintsShown[aType] == theState)
1621     return;
1622   if (myCurrentSketch.get() == NULL)
1623     return;
1624
1625   myIsConstraintsShown[aType] = theState;
1626
1627   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1628   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1629
1630   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1631     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1632     bool aProcessed = false;
1633     bool aConstraintDisplayed = canDisplayConstraint(aSubFeature, aType, aProcessed);
1634     if (aProcessed)
1635       aSubFeature->setDisplayed(aConstraintDisplayed);
1636   }
1637   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1638 }
1639
1640 XGUI_Workshop* PartSet_SketcherMgr::workshop() const
1641 {
1642   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1643   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1644   return aConnector->workshop();
1645 }
1646
1647 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1648 {
1649   return workshop()->operationMgr();
1650 }
1651