src/ParametersPlugin/ParametersPlugin_WidgetParamsMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:        ParametersPlugin_WidgetParamsMgr.cpp
   4 // Created:     11 Apr 2016
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "ParametersPlugin_WidgetParamsMgr.h"
   8 #include "ParametersPlugin_Parameter.h"
   9 #include "ParametersPlugin_Validators.h"
  10
  11 #include <ModelAPI_ResultParameter.h>
  12 #include <ModelAPI_AttributeString.h>
  13 #include <ModelAPI_AttributeRefList.h>
  14 #include <ModelAPI_AttributeDouble.h>
  15 #include <ModelAPI_AttributeInteger.h>
  16 #include <ModelAPI_Events.h>
  17 #include <ModelAPI_Session.h>
  18
  19 #include <ModuleBase_Tools.h>
  20
  21 #include <Events_Loop.h>
  22
  23 #include <QLayout>
  24 #include <QTreeWidget>
  25 #include <QPushButton>
  26 #include <QToolButton>
  27 #include <QStyledItemDelegate>
  28 #include <QPainter>
  29 #include <QMessageBox>
  30 #include <QTimer>
  31
  32 enum ColumnType {
  33   Col_Name,
  34   Col_Equation,
  35   Col_Result,
  36   Col_Comment
  37 };
  38
  39 const char* NoName = "<NoName>";
  40 const char* NoValue = "<NoValue>";
  41
  42 class ParametersPlugin_ItemDelegate : public QStyledItemDelegate
  43 {
  44 public:
  45   ParametersPlugin_ItemDelegate(QObject* thaParent) :
  46       QStyledItemDelegate(thaParent) {}
  47
  48   virtual void paint(QPainter* painter,
  49     const QStyleOptionViewItem& option,
  50     const QModelIndex& index ) const;
  51
  52   //virtual QWidget* createEditor(QWidget* parent,
  53   //                              const QStyleOptionViewItem& option,
  54   //                              const QModelIndex& index) const;
  55
  56   bool isEditable(const QModelIndex& theIndex) const;
  57 };
  58
  59 bool ParametersPlugin_ItemDelegate::isEditable(const QModelIndex& theIndex) const
  60 {
  61   QModelIndex aParent = theIndex.parent();
  62   if (aParent.isValid() && (aParent.row() == 0)) {
  63     if (theIndex.column() == 2)
  64       return false;
  65   } else
  66     return false;
  67   return true;
  68 }
  69
  70 void ParametersPlugin_ItemDelegate::paint(QPainter* painter,
  71                                           const QStyleOptionViewItem& option,
  72                                           const QModelIndex& index ) const
  73 {
  74   QBrush aBrush = painter->brush();
  75   QPen aPen = painter->pen();
  76   if (!isEditable(index))
  77     painter->setBrush(Qt::lightGray);
  78
  79   painter->setPen(Qt::darkGray);
  80   painter->drawRect(option.rect);
  81   painter->setPen(aPen);
  82
  83   //QString aText = index.data().toString();
  84   //if ((aText == NoName) || (aText == NoValue))
  85   //  painter->setPen(Qt::red);
  86
  87   QStyledItemDelegate::paint(painter, option, index);
  88
  89   //painter->setPen(aPen);
  90   painter->setBrush(aBrush);
  91 }
  92
  93
  94 //QWidget* ParametersPlugin_ItemDelegate::createEditor(QWidget* parent,
  95 //                                                    const QStyleOptionViewItem& option,
  96 //                                                    const QModelIndex& index) const
  97 //{
  98 //  QWidget* aWgt = QStyledItemDelegate::createEditor(parent, option, index);
  99 //  aWgt->setMinimumSize(option.rect.width() - option.decorationSize.width(),
 100 //                       option.rect.height());
 101 //  return aWgt;
 102 //}
 103
 104
 105 /////////////////////////////////////////////////////////////////////////////////////////////////
 106
 107 ParametersPlugin_WidgetParamsMgr::ParametersPlugin_WidgetParamsMgr(QWidget* theParent, const Config_WidgetAPI* theData)
 108   : ModuleBase_ModelWidget(theParent, theData)
 109 {
 110   QVBoxLayout* aLayout = new QVBoxLayout(this);
 111
 112   myTable = new QTreeWidget(this);
 113   myTable->setColumnCount(4);
 114   QStringList aHeaders;
 115   aHeaders << tr("Name") << tr("Equation") << tr("Result") << tr("Comment");
 116   myTable->setHeaderLabels(aHeaders);
 117   myTable->setColumnWidth(Col_Name, 200);
 118   myTable->setColumnWidth(Col_Equation, 100);
 119   myTable->setColumnWidth(Col_Result, 80);
 120   myTable->setColumnWidth(Col_Comment, 200);
 121   myTable->setMinimumWidth(600);
 122   myTable->setEditTriggers(QAbstractItemView::NoEditTriggers);
 123   myTable->setSelectionMode(QAbstractItemView::SingleSelection);
 124
 125   connect(myTable, SIGNAL(doubleClicked(const QModelIndex&)),
 126           SLOT(onDoubleClick(const QModelIndex&)));
 127   connect(myTable, SIGNAL(itemSelectionChanged()), SLOT(onSelectionChanged()));
 128
 129   myDelegate = new ParametersPlugin_ItemDelegate(myTable);
 130   connect(myDelegate, SIGNAL(closeEditor(QWidget*, QAbstractItemDelegate::EndEditHint)),
 131           SLOT(onCloseEditor(QWidget*, QAbstractItemDelegate::EndEditHint)));
 132
 133   myTable->setItemDelegate(myDelegate);
 134   aLayout->addWidget(myTable);
 135
 136   // Define root nodes
 137   QStringList aNames;
 138   aNames<<tr("Parameters");
 139   myParameters = new QTreeWidgetItem(aNames);
 140   myTable->addTopLevelItem(myParameters);
 141
 142   aNames.clear();
 143   aNames<<tr("Features");
 144   myFeatures = new QTreeWidgetItem(aNames);
 145   myTable->addTopLevelItem(myFeatures);
 146
 147   QHBoxLayout* aBtnLayout = new QHBoxLayout(this);
 148
 149   myUpBtn = new QToolButton(this);
 150   myUpBtn->setArrowType(Qt::UpArrow);
 151   connect(myUpBtn, SIGNAL(clicked(bool)), SLOT(onUp()));
 152   aBtnLayout->addWidget(myUpBtn);
 153
 154   myDownBtn = new QToolButton(this);
 155   myDownBtn->setArrowType(Qt::DownArrow);
 156   connect(myDownBtn, SIGNAL(clicked(bool)), SLOT(onDown()));
 157   aBtnLayout->addWidget(myDownBtn);
 158
 159   aBtnLayout->addStretch();
 160
 161   myAddBtn = new QPushButton(tr("Add"), this);
 162   connect(myAddBtn, SIGNAL(clicked(bool)), SLOT(onAdd()));
 163   aBtnLayout->addWidget(myAddBtn);
 164
 165   myInsertBtn = new QPushButton(tr("Insert"), this);
 166   connect(myInsertBtn, SIGNAL(clicked(bool)), SLOT(onInsert()));
 167   aBtnLayout->addWidget(myInsertBtn);
 168
 169   myRemoveBtn = new QPushButton(tr("Remove"), this);
 170   connect(myRemoveBtn, SIGNAL(clicked(bool)), SLOT(onRemove()));
 171   aBtnLayout->addWidget(myRemoveBtn);
 172
 173   aLayout->addLayout(aBtnLayout);
 174
 175   onSelectionChanged();
 176 }
 177
 178 QList<QWidget*> ParametersPlugin_WidgetParamsMgr::getControls() const
 179 {
 180   QList<QWidget*> aList;
 181
 182   return aList;
 183 }
 184
 185 void ParametersPlugin_WidgetParamsMgr::selectItemScroll(QTreeWidgetItem* aItem)
 186 {
 187   myTable->clearSelection();
 188   QModelIndex aParent = myTable->model()->index(0, 0);
 189   int aChildIdx = myParameters->indexOfChild(aItem);
 190   QModelIndex aIndex = myTable->model()->index(aChildIdx, Col_Name, aParent);
 191   myTable->selectionModel()->select(aIndex,
 192     QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
 193   myTable->scrollToItem(aItem);
 194 }
 195
 196
 197 bool ParametersPlugin_WidgetParamsMgr::storeValueCustom()
 198 {
 199   ParametersPlugin_ExpressionValidator aValidator;
 200   std::list<std::string> aArgs;
 201   std::string aAttrId = ParametersPlugin_Parameter::VARIABLE_ID();
 202   std::string aErr;
 203   int aId = 0;
 204   foreach(FeaturePtr aFeature, myParametersList) {
 205     if (!aValidator.isValid(aFeature->attribute(aAttrId), aArgs, aErr)) {
 206       QMessageBox::warning(this, tr("Warning"), aErr.c_str());
 207       selectItemScroll(myParameters->child(aId));
 208       return false;
 209     }
 210     aId++;
 211   }
 212   return true;
 213 }
 214
 215 bool ParametersPlugin_WidgetParamsMgr::restoreValueCustom()
 216 {
 217   return true;
 218 }
 219
 220 void ParametersPlugin_WidgetParamsMgr::activateCustom()
 221 {
 222   FeaturePtr aFeature = feature();
 223   DocumentPtr aDoc = aFeature->document();
 224   int aNbParam = aDoc->size(ModelAPI_ResultParameter::group());
 225   ObjectPtr aObj;
 226   FeaturePtr aParamFeature;
 227   for (int i = 0; i < aNbParam; i++) {
 228     aObj = aDoc->object(ModelAPI_ResultParameter::group(), i);
 229     aParamFeature = ModelAPI_Feature::feature(aObj);
 230     if (aParamFeature.get() && (aParamFeature->getKind() == ParametersPlugin_Parameter::ID())) {
 231       myParametersList.append(aParamFeature);
 232     }
 233   }
 234   updateParametersPart();
 235   updateFeaturesPart();
 236
 237   myFeatures->setExpanded(true);
 238   myParameters->setExpanded(true);
 239 }
 240
 241 void ParametersPlugin_WidgetParamsMgr::updateFeaturesPart()
 242 {
 243   updateItem(myFeatures, featuresItems(myParametersList));
 244 }
 245
 246 void ParametersPlugin_WidgetParamsMgr::updateParametersPart()
 247 {
 248   updateItem(myParameters, parametersItems(myParametersList));
 249 }
 250
 251
 252 QList<QStringList> ParametersPlugin_WidgetParamsMgr::
 253   featuresItems(const QList<FeaturePtr>& theFeatures) const
 254 {
 255   QList<QStringList> aItemsList;
 256   ResultParameterPtr aParam;
 257   foreach(FeaturePtr aParameter, theFeatures) {
 258     aParam = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aParameter->firstResult());
 259     const std::set<std::shared_ptr<ModelAPI_Attribute>>& aRefs = aParam->data()->refsToMe();
 260     std::set<std::shared_ptr<ModelAPI_Attribute> >::const_iterator aIt;
 261     for(aIt = aRefs.cbegin(); aIt != aRefs.cend(); aIt++) {
 262       std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 263       FeaturePtr aReferenced = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 264       if (aReferenced.get()) {
 265         if (aReferenced->getKind() == ParametersPlugin_Parameter::ID()) {
 266           // Find referenced feature Recursive
 267           QList<FeaturePtr> aList;
 268           aList.append(aReferenced);
 269           QList<QStringList> aItems = featuresItems(aList);
 270           aItemsList.append(aItems);
 271         } else {
 272           QStringList aValNames;
 273           aValNames << aReferenced->data()->name().c_str();
 274
 275           AttributeDoublePtr aDouble = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aAttr);
 276           if (aDouble.get()) {
 277             aValNames << aDouble->text().c_str();
 278             aValNames << QString::number(aDouble->value());
 279           } else {
 280             AttributeIntegerPtr aInt = std::dynamic_pointer_cast<ModelAPI_AttributeInteger>(aAttr);
 281             if (aInt.get()) {
 282               aValNames << aInt->text().c_str();
 283               aValNames << QString::number(aInt->value());
 284             }
 285           }
 286           aItemsList.append(aValNames);
 287         }
 288       }
 289     }
 290   }
 291   return aItemsList;
 292 }
 293
 294
 295 QList<QStringList> ParametersPlugin_WidgetParamsMgr::
 296   parametersItems(const QList<FeaturePtr>& theFeatures) const
 297 {
 298   QList<QStringList> aItemsList;
 299   foreach(FeaturePtr aParameter, theFeatures) {
 300     ResultPtr aParam = aParameter->firstResult();
 301     QStringList aValues;
 302     aValues << aParameter->string(ParametersPlugin_Parameter::VARIABLE_ID())->value().c_str();
 303     aValues << aParameter->string(ParametersPlugin_Parameter::EXPRESSION_ID())->value().c_str();
 304
 305     AttributeDoublePtr aValueAttribute = aParam->data()->real(ModelAPI_ResultParameter::VALUE());
 306     aValues << QString::number(aValueAttribute->value());
 307
 308     aValues << aParameter->string(ParametersPlugin_Parameter::COMMENT_ID())->value().c_str();
 309     aItemsList.append(aValues);
 310   }
 311   return aItemsList;
 312 }
 313
 314
 315 void ParametersPlugin_WidgetParamsMgr::onDoubleClick(const QModelIndex& theIndex)
 316 {
 317   if (myDelegate->isEditable(theIndex)) {
 318     myTable->edit(theIndex);
 319     myEditingIndex = theIndex;
 320   }
 321 }
 322
 323 void ParametersPlugin_WidgetParamsMgr::onCloseEditor(QWidget* theEditor,
 324                                                      QAbstractItemDelegate::EndEditHint theHint)
 325 {
 326   FeaturePtr aFeature = myParametersList.at(myEditingIndex.row());
 327   QTreeWidgetItem* aItem = myParameters->child(myEditingIndex.row());
 328   int aColumn = myEditingIndex.column();
 329   QString aText = aItem->text(aColumn);
 330   bool isModified = false;
 331
 332   switch (aColumn) {
 333   case Col_Name:
 334     {
 335       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::VARIABLE_ID());
 336       if (!aText.isEmpty()) {
 337         if (hasName(aText)) {
 338           myMessage = tr("Name %1 already exists.").arg(aText);
 339           aItem->setText(Col_Name, aStringAttr->value().c_str());
 340           QTimer::singleShot(50, this, SLOT(sendWarning()));
 341           return;
 342         }
 343         aStringAttr->setValue(aText.toStdString());
 344         isModified = true;
 345       } else {
 346         aItem->setText(Col_Name, aStringAttr->value().c_str());
 347       }
 348     }
 349     break;
 350   case Col_Equation:
 351     {
 352       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::EXPRESSION_ID());
 353       if (!aText.isEmpty()) {
 354         if (aText != aStringAttr->value().c_str()) {
 355           aStringAttr->setValue(aText.toStdString());
 356           isModified = true;
 357         }
 358       } else {
 359         aItem->setText(Col_Equation, aStringAttr->value().c_str());
 360       }
 361     }
 362     break;
 363   case Col_Comment:
 364     {
 365       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::COMMENT_ID());
 366       aStringAttr->setValue(aText.toStdString());
 367       isModified = true;
 368     }
 369     break;
 370   }
 371
 372   if (!isModified)
 373     return;
 374   Events_Loop* aLoop = Events_Loop::loop();
 375   aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 376
 377   ResultParameterPtr aResult =
 378     std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aFeature->firstResult());
 379   if (aResult.get()) {
 380     AttributeDoublePtr aValueAttribute =
 381       aResult->data()->real(ModelAPI_ResultParameter::VALUE());
 382     aItem->setText(Col_Result, QString::number(aValueAttribute->value()));
 383   }
 384   myEditingIndex = QModelIndex();
 385
 386   if (aColumn == Col_Equation)
 387     updateParametersPart();
 388   updateFeaturesPart();
 389 }
 390
 391 void ParametersPlugin_WidgetParamsMgr::updateItem(QTreeWidgetItem* theItem,
 392                                                   const QList<QStringList>& theFeaturesList)
 393 {
 394   if (theFeaturesList.count() != theItem->childCount()) {
 395     if (theItem->childCount()  < theFeaturesList.count()) {
 396       while (theItem->childCount() != theFeaturesList.count())
 397         theItem->addChild(createNewItem());
 398     } else {
 399       while (theItem->childCount() != theFeaturesList.count())
 400         theItem->removeChild(theItem->child(theItem->childCount() - 1));
 401     }
 402   }
 403   int i = 0;
 404   foreach(QStringList aFeature, theFeaturesList) {
 405     int aCol = 0;
 406     foreach(QString aText, aFeature) {
 407       theItem->child(i)->setText(aCol, aText);
 408       aCol++;
 409     }
 410     i++;
 411   }
 412 }
 413
 414 FeaturePtr ParametersPlugin_WidgetParamsMgr::createParameter() const
 415 {
 416   SessionPtr aMgr = ModelAPI_Session::get();
 417   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 418
 419   FeaturePtr aFeature = aDoc->addFeature(ParametersPlugin_Parameter::ID());
 420   if (aFeature.get()) {
 421     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 422     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 423   }
 424   return aFeature;
 425 }
 426
 427
 428 QTreeWidgetItem* ParametersPlugin_WidgetParamsMgr::createNewItem() const
 429 {
 430   QStringList aValues;
 431   aValues << NoName;
 432   aValues << NoValue;
 433
 434   QTreeWidgetItem* aItem = new QTreeWidgetItem(aValues);
 435   aItem->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled);
 436   return aItem;
 437 }
 438
 439
 440 void ParametersPlugin_WidgetParamsMgr::onAdd()
 441 {
 442   FeaturePtr aFeature = createParameter();
 443   if (!aFeature.get())
 444     return;
 445
 446   QTreeWidgetItem* aItem = createNewItem();
 447   if (aFeature->name().length() > 0)
 448     aItem->setText(Col_Name, aFeature->name().c_str());
 449   myParameters->addChild(aItem);
 450   myParametersList.append(aFeature);
 451
 452   myTable->scrollToItem(aItem);
 453 }
 454
 455 QTreeWidgetItem* ParametersPlugin_WidgetParamsMgr::selectedItem() const
 456 {
 457   QList<QTreeWidgetItem*> aItemsList = myTable->selectedItems();
 458   if (aItemsList.count() == 0)
 459     return 0;
 460
 461   QTreeWidgetItem* aCurrentItem = aItemsList.first();
 462   if (aCurrentItem->parent() != myParameters)
 463     return 0;
 464
 465   return aCurrentItem;
 466 }
 467
 468
 469 void ParametersPlugin_WidgetParamsMgr::onInsert()
 470 {
 471   QTreeWidgetItem* aCurrentItem = selectedItem();
 472   if (!aCurrentItem)
 473     return;
 474
 475   SessionPtr aMgr = ModelAPI_Session::get();
 476   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 477
 478   FeaturePtr aNewFeature = createParameter();
 479   if (!aNewFeature.get())
 480     return;
 481
 482   QTreeWidgetItem* aItem = createNewItem();
 483   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 484   if (aCurrentPos == 0) {
 485     aDoc->moveFeature(aNewFeature, FeaturePtr());
 486   } else {
 487     FeaturePtr aCurFeature = myParametersList.at(aCurrentPos - 1);
 488     aDoc->moveFeature(aNewFeature, aCurFeature);
 489   }
 490   myParametersList.insert(aCurrentPos, aNewFeature);
 491   myParameters->insertChild(aCurrentPos, aItem);
 492 }
 493
 494 void ParametersPlugin_WidgetParamsMgr::onRemove()
 495 {
 496   QTreeWidgetItem* aCurrentItem = selectedItem();
 497   if (!aCurrentItem)
 498     return;
 499
 500   SessionPtr aMgr = ModelAPI_Session::get();
 501   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 502
 503   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 504   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 505
 506   QObjectPtrList anObjects;
 507   anObjects.append(aCurFeature);
 508
 509   std::set<FeaturePtr> aDirectRefFeatures, aIndirectRefFeatures;
 510   ModuleBase_Tools::findReferences(anObjects, aDirectRefFeatures, aIndirectRefFeatures);
 511
 512   bool doDeleteReferences = true;
 513   if (ModuleBase_Tools::isDeleteFeatureWithReferences(anObjects, aDirectRefFeatures,
 514       aIndirectRefFeatures, this, doDeleteReferences)) {
 515     myParametersList.removeOne(aCurFeature);
 516     myParameters->removeChild(aCurrentItem);
 517
 518     std::set<FeaturePtr> aFeaturesToDelete;
 519     if (doDeleteReferences) {
 520       aFeaturesToDelete = aDirectRefFeatures;
 521       aFeaturesToDelete.insert(aIndirectRefFeatures.begin(), aIndirectRefFeatures.end());
 522     }
 523     aDoc->removeFeature(aCurFeature);
 524     std::set<FeaturePtr>::const_iterator anIt = aFeaturesToDelete.begin(),
 525                                          aLast = aFeaturesToDelete.end();
 526     for (; anIt != aLast; anIt++) {
 527       FeaturePtr aFeature = (*anIt);
 528       DocumentPtr aDoc = aFeature->document();
 529       aDoc->removeFeature(aFeature);
 530     }
 531
 532     Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
 533     updateFeaturesPart();
 534   }
 535 }
 536
 537 void ParametersPlugin_WidgetParamsMgr::onUp()
 538 {
 539   QTreeWidgetItem* aCurrentItem = selectedItem();
 540   if (!aCurrentItem)
 541     return;
 542
 543   QString aName = aCurrentItem->text(0);
 544
 545   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 546   if (aCurrentPos == 0)
 547     return;
 548   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 549
 550   std::string aNm = aCurFeature->data()->name();
 551
 552   SessionPtr aMgr = ModelAPI_Session::get();
 553   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 554
 555   FeaturePtr aa = myParametersList.at(aCurrentPos - 1);
 556   std::string aN = aa->data()->name();
 557
 558   if (aCurrentPos == 1)
 559     aDoc->moveFeature(aCurFeature, FeaturePtr());
 560   else
 561     aDoc->moveFeature(aCurFeature, myParametersList.at(aCurrentPos - 2));
 562
 563   myParametersList.removeOne(aCurFeature);
 564   myParametersList.insert(aCurrentPos - 1, aCurFeature);
 565
 566   myParameters->removeChild(aCurrentItem);
 567   myParameters->insertChild(aCurrentPos - 1, aCurrentItem);
 568
 569   selectItemScroll(aCurrentItem);
 570 }
 571
 572 void ParametersPlugin_WidgetParamsMgr::onDown()
 573 {
 574   QTreeWidgetItem* aCurrentItem = selectedItem();
 575   if (!aCurrentItem)
 576     return;
 577
 578   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 579   if (aCurrentPos == (myParametersList.count() - 1))
 580     return;
 581   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 582
 583   SessionPtr aMgr = ModelAPI_Session::get();
 584   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 585   aDoc->moveFeature(aCurFeature, myParametersList.at(aCurrentPos + 1));
 586
 587   myParametersList.removeOne(aCurFeature);
 588   myParametersList.insert(aCurrentPos + 1, aCurFeature);
 589
 590   myParameters->removeChild(aCurrentItem);
 591   myParameters->insertChild(aCurrentPos + 1, aCurrentItem);
 592
 593   selectItemScroll(aCurrentItem);
 594 }
 595
 596
 597 bool ParametersPlugin_WidgetParamsMgr::hasName(const QString& theName) const
 598 {
 599   foreach(FeaturePtr aFeature, myParametersList) {
 600     if (aFeature->data()->name() == theName.toStdString())
 601       return true;
 602   }
 603   return false;
 604 }
 605
 606 void ParametersPlugin_WidgetParamsMgr::sendWarning()
 607 {
 608   QMessageBox::warning(this, tr("Warning"), myMessage);
 609 }
 610
 611 void ParametersPlugin_WidgetParamsMgr::onSelectionChanged()
 612 {
 613   QList<QTreeWidgetItem*> aItemsList = myTable->selectedItems();
 614   bool isParameter = false;
 615   foreach(QTreeWidgetItem* aItem, aItemsList) {
 616     if (aItem->parent() == myParameters) {
 617       isParameter = true;
 618       break;
 619     }
 620   }
 621   myInsertBtn->setEnabled(isParameter);
 622   myRemoveBtn->setEnabled(isParameter);
 623   myUpBtn->setEnabled(isParameter);
 624   myDownBtn->setEnabled(isParameter);
 625 }