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[modules/shaper.git] / src / ModuleBase / ModuleBase_WidgetSelectionFilter.cpp
1 // Copyright (C) 2014-2021  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 "ModuleBase_WidgetSelectionFilter.h"
21 #include "ModuleBase_Tools.h"
22 #include "ModuleBase_IWorkshop.h"
23 #include "ModuleBase_ISelectionActivate.h"
24 #include "ModuleBase_IModule.h"
25 #include "ModuleBase_IViewer.h"
26 #include "ModuleBase_IPropertyPanel.h"
27 #include "ModuleBase_PageWidget.h"
28 #include "ModuleBase_WidgetMultiSelector.h"
29 #include "ModuleBase_ResultPrs.h"
30 #include "ModuleBase_WidgetFactory.h"
31
32 #include <ModelAPI_Session.h>
33 #include <ModelAPI_AttributeSelectionList.h>
34 #include <ModelAPI_Events.h>
35 #include <ModelAPI_FiltersFactory.h>
36 #include <ModelAPI_ResultBody.h>
37 #include <GeomAPI_ShapeExplorer.h>
38
39 #include <Events_Loop.h>
40 #include <Config_ValidatorReader.h>
41
42 #include <AIS_InteractiveContext.hxx>
43 #include <StdSelect_BRepOwner.hxx>
44 #include <TopoDS_Compound.hxx>
45 #include <BRep_Builder.hxx>
46 #include <TopExp_Explorer.hxx>
47
48 #include <QLayout>
49 #include <QPushButton>
50 #include <QLabel>
51 #include <QComboBox>
52 #include <QGroupBox>
53 #include <QDialog>
54 #include <QToolButton>
55 #include <QCheckBox>
56 #include <QDir>
57
58 FeaturePtr ModuleBase_WidgetSelectionFilter::SelectorFeature;
59 std::string ModuleBase_WidgetSelectionFilter::AttributeId;
60
61
62 GeomAPI_Shape::ShapeType selectionType(const QString& theType)
63 {
64   QString aType = theType.toUpper();
65   if ((aType == "VERTEX") || (aType == "VERTICES"))
66     return GeomAPI_Shape::VERTEX;
67   else if ((aType == "EDGE") || (aType == "EDGES"))
68     return GeomAPI_Shape::EDGE;
69   else if ((aType == "WIRE") || (aType == "WIRES"))
70     return GeomAPI_Shape::WIRE;
71   else if ((aType == "FACE") || (aType == "FACES"))
72     return GeomAPI_Shape::FACE;
73   else if ((aType == "SHELL") || (aType == "SHELLS"))
74     return GeomAPI_Shape::SHELL;
75   else if ((aType == "SOLID") || (aType == "SOLIDS"))
76     return GeomAPI_Shape::SOLID;
77   else if ((aType == "COMPSOLID") || (aType == "COMPSOLIDS"))
78     return GeomAPI_Shape::COMPSOLID;
79   else if ((aType == "COMPOUND") || (aType == "COMPOUNDS"))
80     return GeomAPI_Shape::COMPOUND;
81   else
82     return GeomAPI_Shape::SHAPE;
83 }
84
85
86 ModuleBase_FilterStarter::ModuleBase_FilterStarter(const std::string& theFeature,
87   QWidget* theParent, ModuleBase_IWorkshop* theWorkshop)
88   : QWidget(theParent),
89   myFeatureName(theFeature),
90   myWorkshop(theWorkshop)
91 {
92   QHBoxLayout* aMainLayout = new QHBoxLayout(this);
93   ModuleBase_Tools::adjustMargins(aMainLayout);
94
95   aMainLayout->addStretch(1);
96   QPushButton* aLaunchBtn = new QPushButton(
97       ModuleBase_Tools::translate("FiltersSelection", "Selection by filters"), this);
98   connect(aLaunchBtn, SIGNAL(clicked()), SLOT(onFiltersLaunch()));
99   aMainLayout->addWidget(aLaunchBtn);
100 }
101
102 void ModuleBase_FilterStarter::onFiltersLaunch()
103 {
104   static QString aHelpFileName = QString("FiltersPlugin") + QDir::separator() +
105     QString("FiltersPlugin.html");
106
107   ModuleBase_Operation* aParentOp = myWorkshop->currentOperation();
108   ModuleBase_OperationFeature* aFeatureOp = dynamic_cast<ModuleBase_OperationFeature*>(aParentOp);
109   if (aFeatureOp)
110     // Open transaction on filters operation finish
111     aFeatureOp->openTransactionOnResume();
112
113   QWidget* aParent = parentWidget();
114   ModuleBase_WidgetMultiSelector* aSelector =
115     dynamic_cast<ModuleBase_WidgetMultiSelector*>(aParent);
116   while (!aSelector) {
117     aParent = aParent->parentWidget();
118     aSelector = dynamic_cast<ModuleBase_WidgetMultiSelector*>(aParent);
119   }
120   if (!aSelector)
121     return;
122   ModuleBase_WidgetSelectionFilter::SelectorFeature = aSelector->feature();
123   ModuleBase_WidgetSelectionFilter::AttributeId = aSelector->attributeID();
124
125   // Launch Filters operation
126   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
127     (myWorkshop->module()->createOperation(myFeatureName));
128
129   AttributeSelectionListPtr aAttrList =
130     ModuleBase_WidgetSelectionFilter::SelectorFeature->selectionList(
131       ModuleBase_WidgetSelectionFilter::AttributeId);
132   FiltersFeaturePtr aFilters = aAttrList->filters();
133   if (aFilters.get())
134     aFOperation->setFeature(aFilters);
135   aFOperation->setHelpFileName(aHelpFileName);
136   myWorkshop->processLaunchOperation(aFOperation);
137 }
138
139 //*****************************************************************************
140 //*****************************************************************************
141 //*****************************************************************************
142 ModuleBase_FilterItem::ModuleBase_FilterItem(
143   const std::string& theFilter, ModuleBase_WidgetSelectionFilter* theParent)
144   : QWidget(theParent->filtersWidget()), myFilterID(theFilter),
145     mySelection(std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(theParent->feature()))
146 {
147   FilterPtr aFilter = ModelAPI_Session::get()->filters()->filter(theFilter);
148   std::string aXmlString = aFilter->xmlRepresentation();
149   if (aXmlString.length() == 0)
150     addItemRow(this);
151   else {
152     std::string anAttrPrefix; // this must be added to the attributes names for multiple filters
153     std::string aFilterKind = ModelAPI_Session::get()->filters()->id(aFilter);
154     if (theFilter != aFilterKind) {
155       anAttrPrefix = theFilter.substr(0, theFilter.size() - aFilterKind.size());
156     }
157     ModuleBase_WidgetFactory aFactory(aXmlString, theParent->workshop(), anAttrPrefix);
158     Config_ValidatorReader aValidatorReader(aXmlString, true);
159     aValidatorReader.setFeatureId(mySelection->getKind());
160     aValidatorReader.readAll();
161
162     QVBoxLayout* aLayout = new QVBoxLayout(this);
163     ModuleBase_Tools::zeroMargins(aLayout);
164
165     QWidget* aItemRow = new QWidget(this);
166     addItemRow(aItemRow);
167     aLayout->addWidget(aItemRow);
168
169     ModuleBase_PageWidget* aParamsWgt = new ModuleBase_PageWidget(this);
170     aParamsWgt->setFrameStyle(QFrame::Box | QFrame::Raised);
171     aFactory.createWidget(aParamsWgt);
172     ModuleBase_Tools::zeroMargins(aParamsWgt->layout());
173     myWidgets = aFactory.getModelWidgets();
174     foreach(ModuleBase_ModelWidget* aWidget, myWidgets) {
175       aWidget->setFeature(theParent->feature());
176       connect(aWidget, SIGNAL(focusInWidget(ModuleBase_ModelWidget*)),
177         theParent, SIGNAL(focusInWidget(ModuleBase_ModelWidget*)));
178       connect(aWidget, SIGNAL(focusOutWidget(ModuleBase_ModelWidget*)),
179         theParent, SIGNAL(focusOutWidget(ModuleBase_ModelWidget*)));
180       connect(aWidget, SIGNAL(objectUpdated()), theParent, SLOT(onObjectUpdated()));
181     }
182     aLayout->addWidget(aParamsWgt);
183   }
184 }
185
186 void ModuleBase_FilterItem::addItemRow(QWidget* theParent)
187 {
188   std::string aContext = mySelection->getKind();
189   QHBoxLayout* aLayout = new QHBoxLayout(theParent);
190   ModuleBase_Tools::zeroMargins(aLayout);
191
192   // Reverse filter button
193   myRevBtn = new QToolButton(theParent);
194   myRevBtn->setCheckable(true);
195   bool isReversed = mySelection->isReversed(myFilterID);
196   myRevBtn->setChecked(isReversed);
197   myRevBtn->setAutoRaise(true);
198   if (isReversed)
199     myRevBtn->setIcon(QIcon(":pictures/reverce.png"));
200   else
201     myRevBtn->setIcon(QIcon(":pictures/add.png"));
202   myRevBtn->setToolTip(ModuleBase_Tools::translate(aContext, "Reverse the filter"));
203   connect(myRevBtn, SIGNAL(toggled(bool)), SLOT(onReverse(bool)));
204   aLayout->addWidget(myRevBtn);
205
206   const std::string& aFilterName = ModelAPI_Session::get()->filters()->filter(myFilterID)->name();
207   aLayout->addWidget(new QLabel(ModuleBase_Tools::translate(aContext, aFilterName), theParent), 1);
208
209   QToolButton* aDelBtn = new QToolButton(theParent);
210   aDelBtn->setIcon(QIcon(":pictures/delete.png"));
211   aDelBtn->setAutoRaise(true);
212   aDelBtn->setToolTip(ModuleBase_Tools::translate(aContext, "Delete the filter"));
213   connect(aDelBtn, SIGNAL(clicked(bool)), SLOT(onDelete()));
214   aLayout->addWidget(aDelBtn);
215 }
216
217 void ModuleBase_FilterItem::onReverse(bool theCheck)
218 {
219   mySelection->setReversed(myFilterID, theCheck);
220   if (theCheck)
221     myRevBtn->setIcon(QIcon(":pictures/reverce.png"));
222   else
223     myRevBtn->setIcon(QIcon(":pictures/add.png"));
224   emit reversedItem(this);
225 }
226
227 void ModuleBase_FilterItem::onDelete()
228 {
229   emit deleteItem(this);
230 }
231
232
233 //*****************************************************************************
234 //*****************************************************************************
235 //*****************************************************************************
236 ModuleBase_WidgetSelectionFilter::ModuleBase_WidgetSelectionFilter(QWidget* theParent,
237   ModuleBase_IWorkshop* theWorkshop, const Config_WidgetAPI* theData, bool theReadOnly)
238   : ModuleBase_ModelWidget(theParent, theData),
239   myWorkshop(theWorkshop),
240   mySelectorFeature(ModuleBase_WidgetSelectionFilter::SelectorFeature),
241   mySelectorAttribute(ModuleBase_WidgetSelectionFilter::AttributeId)
242 {
243   // Clear Old selection
244     AttributeSelectionListPtr aAttrList = mySelectorFeature->selectionList(mySelectorAttribute);
245     mySelectionType = selectionType(aAttrList->selectionType().c_str());
246   if (!theReadOnly) {
247     aAttrList->clear();
248   }
249
250   // Define widgets
251   QVBoxLayout* aMainLayout = new QVBoxLayout(this);
252   ModuleBase_Tools::adjustMargins(aMainLayout);
253
254   QGroupBox* aFiltersGroup = new QGroupBox(translate("Filters"), this);
255   QVBoxLayout* aGroupLayout = new QVBoxLayout(aFiltersGroup);
256   aGroupLayout->setContentsMargins(0, 0, 0, 0);
257   aGroupLayout->setSpacing(0);
258
259   myFiltersWgt = new QWidget();
260   myFiltersLayout = new QVBoxLayout(myFiltersWgt);
261   myFiltersLayout->setContentsMargins(0, 0, 0, 0);
262   aGroupLayout->addWidget(myFiltersWgt);
263
264   myFiltersCombo = new QComboBox(aFiltersGroup);
265   myFiltersCombo->addItem(translate("Add new filter..."));
266   SessionPtr aSession = ModelAPI_Session::get();
267   std::list<FilterPtr> allFilters =
268     aSession->filters()->filters((GeomAPI_Shape::ShapeType) mySelectionType);
269   storeFilters(allFilters);
270   QStringList aItems;
271   std::list<FilterPtr>::const_iterator aIt;
272   for (aIt = allFilters.cbegin(); aIt != allFilters.cend(); aIt++) {
273     aItems.push_back(translate((*aIt)->name().c_str()));
274   }
275   myFiltersCombo->addItems(aItems);
276   connect(myFiltersCombo, SIGNAL(currentIndexChanged(int)), SLOT(onAddFilter(int)));
277
278   aGroupLayout->addWidget(myFiltersCombo);
279   aMainLayout->addWidget(aFiltersGroup);
280
281   // Select Button
282   QWidget* aBtnWgt = new QWidget(this);
283   QHBoxLayout* aBtnLayout = new QHBoxLayout(aBtnWgt);
284   ModuleBase_Tools::adjustMargins(aBtnLayout);
285
286   aBtnLayout->addStretch(1);
287
288   mySelectBtn = new QPushButton(translate("Select"), aBtnWgt);
289   connect(mySelectBtn, SIGNAL(clicked()), SLOT(onSelect()));
290   aBtnLayout->addWidget(mySelectBtn);
291
292   aMainLayout->addWidget(aBtnWgt);
293
294   // Label widgets
295   QWidget* aLblWgt = new QWidget(this);
296   QHBoxLayout* aLblLayout = new QHBoxLayout(aLblWgt);
297   ModuleBase_Tools::zeroMargins(aLblLayout);
298
299   aLblLayout->addWidget(new QLabel(translate("Number of selected objects:"), aLblWgt));
300
301   myNbLbl = new QLabel("0", aLblWgt);
302   aLblLayout->addWidget(myNbLbl);
303
304   // Show only button
305   myShowBtn = new QCheckBox(translate("Show only"), this);
306   connect(myShowBtn, SIGNAL(toggled(bool)), SLOT(onShowOnly(bool)));
307   aLblLayout->addWidget(myShowBtn);
308
309   aMainLayout->addWidget(aLblWgt);
310
311   aMainLayout->addStretch(1);
312
313   updateSelectBtn();
314   if (theReadOnly) {
315     myFiltersCombo->hide();
316     mySelectBtn->hide();
317     aLblWgt->hide();
318     myShowBtn->hide();
319   }
320 }
321
322 ModuleBase_WidgetSelectionFilter::~ModuleBase_WidgetSelectionFilter()
323 {
324   myValues.clear();
325   if (!myPreview.IsNull()) {
326     Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
327     aCtx->Remove(myPreview, false);
328     myPreview.Nullify();
329     if (myListIO.Size() > 0) {
330       aCtx = myWorkshop->viewer()->AISContext();
331       AIS_ListOfInteractive::const_iterator aIt;
332       Handle(AIS_Shape) aShapeIO;
333       for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
334         aShapeIO = Handle(AIS_Shape)::DownCast(*aIt);
335         if (!aShapeIO.IsNull()) {
336           aCtx->Display(aShapeIO, false);
337           std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
338           anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
339           myWorkshop->applyCurrentSelectionModes(anAISObj);
340         }
341       }
342       myListIO.Clear();
343       myShowBtn->setChecked(false);
344     }
345     myWorkshop->viewer()->update();
346   }
347   SelectorFeature = FeaturePtr();
348   AttributeId = "";
349 }
350
351 void ModuleBase_WidgetSelectionFilter::onAddFilter(int theIndex)
352 {
353   if (theIndex == 0)
354     return;
355
356   ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
357   FiltersFeaturePtr aFiltersFeature =
358     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
359
360   std::string aText = myFiltersCombo->itemText(theIndex).toStdString();
361
362   std::list<FilterPtr>::iterator aIt;
363   std::string aFilter;
364   std::map<std::string, FilterPtr>::const_iterator aFound = myFilters.find(aText);
365   if (aFound == myFilters.end()) {
366     std::list<FilterPtr> aFilters = aFactory->filters((GeomAPI_Shape::ShapeType) mySelectionType);
367     storeFilters(aFilters);
368     aFound = myFilters.find(aText);
369   }
370   if (aFound != myFilters.end())
371     aFilter = aFactory->id(aFound->second);
372
373   aFiltersFeature->addFilter(aFilter);
374   updateObject(myFeature);
375
376   QList<ModuleBase_FilterItem*> aList = itemsList();
377   if (!aList.isEmpty() && (aList.last()->widgets().size() > 0))
378     aList.last()->widgets().first()->emitFocusInWidget();
379   else
380     emitFocusInWidget();
381 }
382
383 ModuleBase_FilterItem* ModuleBase_WidgetSelectionFilter::onAddFilter(const std::string& theFilter)
384 {
385   if (theFilter.length() == 0)
386     return 0;
387   ModuleBase_FilterItem* aItem = new ModuleBase_FilterItem(theFilter, this);
388   connect(aItem, SIGNAL(deleteItem(ModuleBase_FilterItem*)),
389     SLOT(onDeleteItem(ModuleBase_FilterItem*)));
390   connect(aItem, SIGNAL(reversedItem(ModuleBase_FilterItem*)),
391     SLOT(onReverseItem(ModuleBase_FilterItem*)));
392   myFiltersLayout->addWidget(aItem);
393
394   updateSelectBtn();
395   clearCurrentSelection(true);
396   updateNumberSelected();
397   return aItem;
398 }
399
400 void ModuleBase_WidgetSelectionFilter::onDeleteItem(ModuleBase_FilterItem* theItem)
401 {
402   std::string aFilter = theItem->filter();
403   QList<ModuleBase_ModelWidget*> aWidgets = theItem->widgets();
404   foreach(ModuleBase_ModelWidget* aWgt, aWidgets) {
405     aWgt->deactivate();
406   }
407   myFiltersLayout->removeWidget(theItem);
408   theItem->deleteLater();
409
410   ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
411   if (!aFactory->filter(aFilter)->isMultiple()) {
412     //myFilters.push_back(aFilter);
413     myFiltersCombo->addItem(ModelAPI_Session::get()->filters()->filter(aFilter)->name().c_str());
414   }
415   FiltersFeaturePtr aFiltersFeature =
416     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
417   aFiltersFeature->removeFilter(aFilter);
418
419   updateSelectBtn();
420   clearCurrentSelection(true);
421   updateNumberSelected();
422
423   myWorkshop->deactivateCurrentSelector();
424   myWorkshop->selectionActivate()->updateSelectionModes();
425   myWorkshop->selectionActivate()->updateSelectionFilters();
426   redisplayFeature();
427   emitFocusInWidget();
428   updateObject(myFeature);
429 }
430
431
432 void ModuleBase_WidgetSelectionFilter::redisplayFeature()
433 {
434   static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
435   ModelAPI_EventCreator::get()->sendUpdated(myFeature, aDispEvent);
436   Events_Loop::loop()->flush(aDispEvent);
437 }
438
439 void ModuleBase_WidgetSelectionFilter::onReverseItem(ModuleBase_FilterItem* theItem)
440 {
441   updateSelectBtn();
442   clearCurrentSelection(true);
443   updateNumberSelected();
444 }
445
446 void ModuleBase_WidgetSelectionFilter::onSelect()
447 {
448   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
449   if (aCtx.IsNull())
450     return;
451
452   clearCurrentSelection();
453
454   BRep_Builder aBuilder;
455   TopoDS_Compound aComp;
456   aBuilder.MakeCompound(aComp);
457
458   DocumentPtr aDoc = myFeature->document();
459   int aNb = aDoc->size(ModelAPI_ResultBody::group());
460   ObjectPtr aObj;
461   ResultBodyPtr aBody;
462   for (int i = 0; i < aNb; i++) {
463     aObj = aDoc->object(ModelAPI_ResultBody::group(), i);
464     aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(aObj);
465     GeomShapePtr aShape = aBody->shape();
466     std::list<GeomShapePtr> aSubShapes =
467       aShape->subShapes((GeomAPI_Shape::ShapeType)mySelectionType);
468     TopTools_MapOfShape alreadyThere;
469     std::list<GeomShapePtr>::const_iterator aShapesIt;
470     for (aShapesIt = aSubShapes.cbegin(); aShapesIt != aSubShapes.cend(); aShapesIt++) {
471       GeomShapePtr aSubShape = (*aShapesIt);
472       TopoDS_Shape aTShape = aSubShape->impl<TopoDS_Shape>();
473       if (!alreadyThere.Add(aTShape))
474         continue;
475       static SessionPtr aSession = ModelAPI_Session::get();
476       bool isValid = aSession->filters()->isValid(myFeature, aBody, aSubShape);
477       if (isValid) {
478         aBuilder.Add(aComp, aTShape);
479         ModuleBase_ViewerPrsPtr aValue(new ModuleBase_ViewerPrs(aObj, aSubShape));
480         myValues.append(aValue);
481       }
482     }
483   }
484
485   if (myValues.size() > 0)
486     updatePreview(aComp);
487   updateNumberSelected();
488   updateObject(myFeature);
489   onShowOnly(myShowBtn->isChecked());
490 }
491
492 void ModuleBase_WidgetSelectionFilter::updatePreview(const TopoDS_Shape& theShape)
493 {
494   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
495   if (aCtx.IsNull())
496     return;
497
498   if (myPreview.IsNull()) {
499     myPreview = new AIS_Shape(theShape);
500     myPreview->SetDisplayMode(AIS_Shaded);
501     myPreview->SetColor(Quantity_NOC_BLUE1);
502     Handle(Prs3d_Drawer) aDrawer = myPreview->Attributes();
503     if (aDrawer->HasOwnPointAspect()) {
504       aDrawer->PointAspect()->SetTypeOfMarker(Aspect_TOM_O_STAR);
505       aDrawer->PointAspect()->SetColor(Quantity_NOC_BLUE1);
506       aDrawer->PointAspect()->SetScale(2.);
507     }
508     else
509       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_O_STAR, Quantity_NOC_BLUE1, 2.));
510     myPreview->SetTransparency();
511     aCtx->Display(myPreview, true);
512     aCtx->Deactivate(myPreview);
513   }
514   else {
515     myPreview->Set(theShape);
516     aCtx->Redisplay(myPreview, true);
517   }
518 }
519
520
521 void ModuleBase_WidgetSelectionFilter::onShowOnly(bool theShow)
522 {
523   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
524   if (theShow) {
525     AIS_ListOfInteractive aList;
526     aCtx->DisplayedObjects(AIS_KOI_Shape, -1, aList);
527     if (!myPreview.IsNull())
528       aList.Remove(myPreview);
529     if (aList.Size() > 0)
530       myListIO = aList;
531   }
532   AIS_ListOfInteractive::const_iterator aIt;
533   Handle(AIS_Shape) aShapeIO;
534   bool isModified = false;
535   for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
536     aShapeIO = Handle(AIS_Shape)::DownCast(*aIt);
537     if (!aShapeIO.IsNull()) {
538       if (theShow) {
539         if (aCtx->IsDisplayed(aShapeIO)) {
540           aCtx->Erase(aShapeIO, false);
541           isModified = true;
542         }
543       }
544       else {
545         if (!aCtx->IsDisplayed(aShapeIO)) {
546           aCtx->Display(aShapeIO, false);
547           std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
548           anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
549           myWorkshop->applyCurrentSelectionModes(anAISObj);
550           isModified = true;
551         }
552       }
553     }
554   }
555   if (isModified)
556     myWorkshop->viewer()->update();
557 }
558
559 void ModuleBase_WidgetSelectionFilter::updateSelectBtn()
560 {
561   FiltersFeaturePtr aFiltersFeature = std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
562   mySelectBtn->setEnabled(aFiltersFeature.get() && (aFiltersFeature->filters().size() > 0));
563 }
564
565 void ModuleBase_WidgetSelectionFilter::updateNumberSelected()
566 {
567   int aNb = myValues.size();
568   myNbLbl->setText(QString::number(aNb));
569   if (aNb == 0) {
570     myFeature->setError(translate("Selection is empty").toStdString(), false, false);
571     myShowBtn->setChecked(false);
572     onShowOnly(false);
573     myShowBtn->setEnabled(false);
574   }
575   else {
576     myFeature->setError("", false, false);
577     myFeature->data()->execState(ModelAPI_StateDone);
578     myShowBtn->setEnabled(true);
579   }
580 }
581
582 QList<QWidget*> ModuleBase_WidgetSelectionFilter::getControls() const
583 {
584   QList<QWidget*> aWidgets;
585   aWidgets.append(myFiltersCombo);
586   return aWidgets;
587 }
588
589 void ModuleBase_WidgetSelectionFilter::clearCurrentSelection(bool toUpdate)
590 {
591   myValues.clear();
592   if (!myPreview.IsNull()) {
593     Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
594     aCtx->Remove(myPreview, toUpdate);
595     myPreview.Nullify();
596   }
597 }
598
599 void replaceSubShapesByResult(QList<ModuleBase_ViewerPrsPtr>& theResults, int theShapeType)
600 {
601   QMap<ObjectPtr, QList<GeomShapePtr>> myResShapes;
602   // Sort sub-shapes by result
603   foreach (ModuleBase_ViewerPrsPtr aPrs, theResults) {
604     if (myResShapes.contains(aPrs->object()))
605       myResShapes[aPrs->object()].append(aPrs->shape());
606     else {
607       QList<GeomShapePtr> aShapes;
608       aShapes << aPrs->shape();
609       myResShapes[aPrs->object()] = aShapes;
610     }
611   }
612   // Find Results to replace by whole result
613   QList<GeomShapePtr> aShapes;
614   QList<ObjectPtr> aToReplace;
615   std::list<GeomShapePtr> aSubShapes;
616   foreach(ObjectPtr aObj, myResShapes.keys()) {
617     aShapes = myResShapes[aObj];
618     ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
619     TopTools_MapOfShape aShapesMap;
620     if (aRes.get()) {
621       GeomShapePtr aSubShape = aRes->shape();
622       const TopoDS_Shape& aShape = aSubShape->impl<TopoDS_Shape>();
623       for (TopExp_Explorer anExp(aShape, (TopAbs_ShapeEnum)theShapeType);
624         anExp.More(); anExp.Next()) {
625         aShapesMap.Add(anExp.Current());
626       }
627     }
628     if (aShapes.count() == aShapesMap.Size())
629       aToReplace.append(aObj);
630   }
631   // Replace the found results
632   QList<ModuleBase_ViewerPrsPtr>::iterator aIt;
633   foreach(ObjectPtr aObj, aToReplace) {
634     for (aIt = theResults.begin(); aIt != theResults.end(); aIt++) {
635       if ((*aIt)->object() == aObj) {
636         theResults.removeAll(*aIt);
637         aIt--;
638       }
639     }
640     ModuleBase_ViewerPrsPtr aValue(new ModuleBase_ViewerPrs(aObj));
641     theResults.append(aValue);
642   }
643 }
644
645 void ModuleBase_WidgetSelectionFilter::onFeatureAccepted()
646 {
647   AttributePtr aAttr = mySelectorFeature->attribute(mySelectorAttribute);
648   AttributeSelectionListPtr aSelListAttr =
649     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(aAttr);
650   aSelListAttr->clear();
651   if (aSelListAttr->isWholeResultAllowed())
652     replaceSubShapesByResult(myValues, selectionType(aSelListAttr->selectionType().c_str()));
653   foreach(ModuleBase_ViewerPrsPtr aPrs, myValues) {
654     aSelListAttr->append(aPrs->object(), aPrs->shape());
655   }
656 }
657
658 bool ModuleBase_WidgetSelectionFilter::storeValueCustom()
659 {
660   ModuleBase_ModelWidget* aActive = myWorkshop->propertyPanel()->activeWidget();
661   if (aActive)
662     return aActive->storeValue();
663   updateObject(myFeature);
664   return true;
665 }
666
667 QList<ModuleBase_FilterItem*> ModuleBase_WidgetSelectionFilter::itemsList() const
668 {
669   return  myFiltersWgt->findChildren<ModuleBase_FilterItem*>();
670 }
671
672
673 bool ModuleBase_WidgetSelectionFilter::restoreValueCustom()
674 {
675   ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
676   FiltersFeaturePtr aFiltersFeature = std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
677
678   // Init filters member of the parent attribute
679   AttributeSelectionListPtr aAttrList = mySelectorFeature->selectionList(mySelectorAttribute);
680   if (aAttrList->filters() != aFiltersFeature) {
681     aAttrList->setFilters(aFiltersFeature);
682   }
683
684   QList<ModuleBase_FilterItem*> aItemsList = itemsList();
685   std::list<std::string> aFilters = aFiltersFeature->filters();
686
687   std::list<std::string>::const_iterator aIt;
688   int i = 0;
689   int aNbItems = aItemsList.size();
690   ModuleBase_FilterItem* aItem = 0;
691   bool isBlocked = myFiltersCombo->blockSignals(true);
692   for (aIt = aFilters.cbegin(); aIt != aFilters.cend(); aIt++, i++) {
693     std::string aStr = (*aIt);
694     aItem = 0;
695     if (i >= aNbItems) {
696       aItem = onAddFilter(aStr);
697       FilterPtr aFilterObj = aFactory->filter(aStr);
698       int aId = myFiltersCombo->findText(aFilterObj->name().c_str());
699       if ((aId != -1) && !aFilterObj->isMultiple())
700         myFiltersCombo->removeItem(aId);
701       if (aItem) {
702         QList<ModuleBase_ModelWidget*> aSubList = aItem->widgets();
703         foreach(ModuleBase_ModelWidget* aWgt, aSubList) {
704           aWgt->restoreValue();
705         }
706       }
707     }
708   }
709   myFiltersCombo->setCurrentIndex(0);
710   myFiltersCombo->blockSignals(isBlocked);
711   return true;
712 }
713
714 QString ModuleBase_WidgetSelectionFilter::getError(const bool theValueStateChecked) const
715 {
716   QString aErrorMsg = ModuleBase_ModelWidget::getError(theValueStateChecked);
717   if (aErrorMsg.isEmpty()) {
718     if (myValues.size() == 0)
719       aErrorMsg = translate("Selection is empty");
720   }
721   return aErrorMsg;
722 }
723
724 void ModuleBase_WidgetSelectionFilter::onObjectUpdated()
725 {
726   myShowBtn->setChecked(false);
727   clearCurrentSelection(true);
728   updateNumberSelected();
729
730   QList<ModuleBase_FilterItem*> aItemsList = itemsList();
731   foreach(ModuleBase_FilterItem* aItem, aItemsList) {
732     QList<ModuleBase_ModelWidget*> aWidgetsList = aItem->widgets();
733     foreach(ModuleBase_ModelWidget* aWidget, aWidgetsList) {
734       if (!aWidget->feature().get())
735         aWidget->setFeature(myFeature);
736       aWidget->restoreValue();
737     }
738   }
739   updateObject(myFeature);
740
741   // Redisplay the feature on order to Customize presentations from filters with selectors
742   static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
743   ModelAPI_EventCreator::get()->sendUpdated(myFeature, EVENT_DISP);
744   Events_Loop::loop()->flush(EVENT_DISP);
745 }
746
747 void ModuleBase_WidgetSelectionFilter::storeFilters(const std::list<FilterPtr>& theFilters)
748 {
749   for (std::list<FilterPtr>::const_iterator anIt = theFilters.begin();
750        anIt != theFilters.end(); ++anIt) {
751     std::string aName = translate((*anIt)->name()).toStdString();
752     myFilters[aName] = *anIt;
753   }
754 }
755
756 QString ModuleBase_WidgetSelectionFilter::translate(const std::string& theString) const
757 {
758   return ModuleBase_Tools::translate(myFeatureId, theString);
759 }