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   QTreeWidgetItem* aItem;
 227   ResultParameterPtr aParam;
 228   FeaturePtr aParamFeature;
 229   for (int i = 0; i < aNbParam; i++) {
 230     aObj = aDoc->object(ModelAPI_ResultParameter::group(), i);
 231     aParam = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aObj);
 232     if (aParam.get()) {
 233       // Set parameter feature
 234       aParamFeature = ModelAPI_Feature::feature(aParam);
 235
 236       QStringList aValues;
 237       aValues << aParamFeature->string(ParametersPlugin_Parameter::VARIABLE_ID())->value().c_str();
 238       aValues << aParamFeature->string(ParametersPlugin_Parameter::EXPRESSION_ID())->value().c_str();
 239
 240       AttributeDoublePtr aValueAttribute = aParam->data()->real(ModelAPI_ResultParameter::VALUE());
 241       aValues << QString::number(aValueAttribute->value());
 242
 243       aValues << aParamFeature->string(ParametersPlugin_Parameter::COMMENT_ID())->value().c_str();
 244
 245       aItem = new QTreeWidgetItem(aValues);
 246       aItem->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled);
 247       myParameters->addChild(aItem);
 248
 249       myParametersList.append(aParamFeature);
 250
 251       // Set features where the parameter is used
 252       const std::set<std::shared_ptr<ModelAPI_Attribute>>& aRefs = aParam->data()->refsToMe();
 253       std::set<std::shared_ptr<ModelAPI_Attribute> >::const_iterator aIt;
 254       for(aIt = aRefs.cbegin(); aIt != aRefs.cend(); aIt++) {
 255         std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 256         FeaturePtr aReferenced = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 257         if (aReferenced.get()) {
 258           QStringList aValNames;
 259           aValNames << aReferenced->data()->name().c_str();
 260
 261           AttributeDoublePtr aDouble = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aAttr);
 262           if (aDouble.get()) {
 263             aValNames << aDouble->text().c_str();
 264             aValNames << QString::number(aDouble->value());
 265           } else {
 266             AttributeIntegerPtr aInt = std::dynamic_pointer_cast<ModelAPI_AttributeInteger>(aAttr);
 267             if (aInt.get()) {
 268               aValNames << aInt->text().c_str();
 269               aValNames << QString::number(aInt->value());
 270             }
 271           }
 272
 273           aItem = new QTreeWidgetItem(aValNames);
 274           myFeatures->addChild(aItem);
 275         }
 276       }
 277     }
 278   }
 279   myFeatures->setExpanded(true);
 280   myParameters->setExpanded(true);
 281 }
 282
 283
 284 void ParametersPlugin_WidgetParamsMgr::rebuildFeatures()
 285 {
 286   myFeatures->takeChildren(); // Clear list
 287
 288   ResultParameterPtr aParam;
 289   QTreeWidgetItem* aItem;
 290   foreach(FeaturePtr aParameter, myParametersList) {
 291     aParam = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aParameter->firstResult());
 292     const std::set<std::shared_ptr<ModelAPI_Attribute>>& aRefs = aParam->data()->refsToMe();
 293     std::set<std::shared_ptr<ModelAPI_Attribute> >::const_iterator aIt;
 294     for(aIt = aRefs.cbegin(); aIt != aRefs.cend(); aIt++) {
 295       std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 296       FeaturePtr aReferenced = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 297       if (aReferenced.get()) {
 298         QStringList aValNames;
 299         aValNames << aReferenced->data()->name().c_str();
 300
 301         AttributeDoublePtr aDouble = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aAttr);
 302         if (aDouble.get()) {
 303           aValNames << aDouble->text().c_str();
 304           aValNames << QString::number(aDouble->value());
 305         } else {
 306           AttributeIntegerPtr aInt = std::dynamic_pointer_cast<ModelAPI_AttributeInteger>(aAttr);
 307           if (aInt.get()) {
 308             aValNames << aInt->text().c_str();
 309             aValNames << QString::number(aInt->value());
 310           }
 311         }
 312
 313         aItem = new QTreeWidgetItem(aValNames);
 314         myFeatures->addChild(aItem);
 315       }
 316     }
 317   }
 318 }
 319
 320
 321 void ParametersPlugin_WidgetParamsMgr::onDoubleClick(const QModelIndex& theIndex)
 322 {
 323   if (myDelegate->isEditable(theIndex)) {
 324     myTable->edit(theIndex);
 325     myEditingIndex = theIndex;
 326   }
 327 }
 328
 329 void ParametersPlugin_WidgetParamsMgr::onCloseEditor(QWidget* theEditor,
 330                                                      QAbstractItemDelegate::EndEditHint theHint)
 331 {
 332   FeaturePtr aFeature = myParametersList.at(myEditingIndex.row());
 333   QTreeWidgetItem* aItem = myParameters->child(myEditingIndex.row());
 334   int aColumn = myEditingIndex.column();
 335   QString aText = aItem->text(aColumn);
 336   bool isModified = false;
 337
 338   switch (aColumn) {
 339   case Col_Name:
 340     {
 341       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::VARIABLE_ID());
 342       if (!aText.isEmpty()) {
 343         if (hasName(aText)) {
 344           myMessage = tr("Name %1 already exists.").arg(aText);
 345           aItem->setText(Col_Name, aStringAttr->value().c_str());
 346           QTimer::singleShot(50, this, SLOT(sendWarning()));
 347           return;
 348         }
 349         aStringAttr->setValue(aText.toStdString());
 350         isModified = true;
 351       } else {
 352         aItem->setText(Col_Name, aStringAttr->value().c_str());
 353       }
 354     }
 355     break;
 356   case Col_Equation:
 357     {
 358       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::EXPRESSION_ID());
 359       if (!aText.isEmpty()) {
 360         if (aText != aStringAttr->value().c_str()) {
 361           aStringAttr->setValue(aText.toStdString());
 362           isModified = true;
 363         }
 364       } else {
 365         aItem->setText(Col_Equation, aStringAttr->value().c_str());
 366       }
 367     }
 368     break;
 369   case Col_Comment:
 370     {
 371       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::COMMENT_ID());
 372       aStringAttr->setValue(aText.toStdString());
 373       isModified = true;
 374     }
 375     break;
 376   }
 377
 378   if (!isModified)
 379     return;
 380   Events_Loop* aLoop = Events_Loop::loop();
 381   aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 382
 383   ResultParameterPtr aResult =
 384     std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aFeature->firstResult());
 385   if (aResult.get()) {
 386     AttributeDoublePtr aValueAttribute =
 387       aResult->data()->real(ModelAPI_ResultParameter::VALUE());
 388     aItem->setText(Col_Result, QString::number(aValueAttribute->value()));
 389   }
 390   myEditingIndex = QModelIndex();
 391   updateFeaturesPart();
 392 }
 393
 394 void ParametersPlugin_WidgetParamsMgr::updateFeaturesPart()
 395 {
 396   std::shared_ptr<ModelAPI_ResultParameter> aParam;
 397   int i = 0;
 398   foreach(FeaturePtr aFeature, myParametersList) {
 399     aParam = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aFeature->firstResult());
 400     const std::set<std::shared_ptr<ModelAPI_Attribute>>& aRefs = aParam->data()->refsToMe();
 401     std::set<std::shared_ptr<ModelAPI_Attribute> >::const_iterator aIt;
 402     for(aIt = aRefs.cbegin(); aIt != aRefs.cend(); aIt++) {
 403       std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 404       FeaturePtr aReferenced = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 405       if (aReferenced.get()) {
 406         QStringList aValNames;
 407         aValNames << aReferenced->data()->name().c_str();
 408
 409         AttributeDoublePtr aDouble = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aAttr);
 410         if (aDouble.get()) {
 411           aValNames << aDouble->text().c_str();
 412           aValNames << QString::number(aDouble->value());
 413         } else {
 414           AttributeIntegerPtr aInt = std::dynamic_pointer_cast<ModelAPI_AttributeInteger>(aAttr);
 415           if (aInt.get()) {
 416             aValNames << aInt->text().c_str();
 417             aValNames << QString::number(aInt->value());
 418           }
 419         }
 420
 421         QTreeWidgetItem* aItem = myFeatures->child(i++);
 422         for(int i = 0; i < aValNames.count(); i++)
 423           aItem->setText(i, aValNames.at(i));
 424       }
 425     }
 426   }
 427 }
 428
 429 FeaturePtr ParametersPlugin_WidgetParamsMgr::createParameter() const
 430 {
 431   SessionPtr aMgr = ModelAPI_Session::get();
 432   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 433
 434   FeaturePtr aFeature = aDoc->addFeature(ParametersPlugin_Parameter::ID());
 435   if (aFeature.get()) {
 436     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 437     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 438   }
 439   return aFeature;
 440 }
 441
 442
 443 QTreeWidgetItem* ParametersPlugin_WidgetParamsMgr::createNewItem() const
 444 {
 445   QStringList aValues;
 446   aValues << NoName;
 447   aValues << NoValue;
 448
 449   QTreeWidgetItem* aItem = new QTreeWidgetItem(aValues);
 450   aItem->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled);
 451   return aItem;
 452 }
 453
 454
 455 void ParametersPlugin_WidgetParamsMgr::onAdd()
 456 {
 457   FeaturePtr aFeature = createParameter();
 458   if (!aFeature.get())
 459     return;
 460
 461   QTreeWidgetItem* aItem = createNewItem();
 462   myParameters->addChild(aItem);
 463   myParametersList.append(aFeature);
 464
 465   myTable->scrollToItem(aItem);
 466 }
 467
 468 QTreeWidgetItem* ParametersPlugin_WidgetParamsMgr::selectedItem() const
 469 {
 470   QList<QTreeWidgetItem*> aItemsList = myTable->selectedItems();
 471   if (aItemsList.count() == 0)
 472     return 0;
 473
 474   QTreeWidgetItem* aCurrentItem = aItemsList.first();
 475   if (aCurrentItem->parent() != myParameters)
 476     return 0;
 477
 478   return aCurrentItem;
 479 }
 480
 481
 482 void ParametersPlugin_WidgetParamsMgr::onInsert()
 483 {
 484   QTreeWidgetItem* aCurrentItem = selectedItem();
 485   if (!aCurrentItem)
 486     return;
 487
 488   SessionPtr aMgr = ModelAPI_Session::get();
 489   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 490
 491   FeaturePtr aNewFeature = createParameter();
 492   if (!aNewFeature.get())
 493     return;
 494
 495   QTreeWidgetItem* aItem = createNewItem();
 496   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 497   if (aCurrentPos == 0) {
 498     aDoc->moveFeature(aNewFeature, FeaturePtr());
 499   } else {
 500     FeaturePtr aCurFeature = myParametersList.at(aCurrentPos - 1);
 501     aDoc->moveFeature(aNewFeature, aCurFeature);
 502   }
 503   myParametersList.insert(aCurrentPos, aNewFeature);
 504   myParameters->insertChild(aCurrentPos, aItem);
 505 }
 506
 507 void ParametersPlugin_WidgetParamsMgr::onRemove()
 508 {
 509   QTreeWidgetItem* aCurrentItem = selectedItem();
 510   if (!aCurrentItem)
 511     return;
 512
 513   SessionPtr aMgr = ModelAPI_Session::get();
 514   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 515
 516   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 517   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 518
 519   QObjectPtrList anObjects;
 520   anObjects.append(aCurFeature);
 521
 522   std::set<FeaturePtr> aDirectRefFeatures, aIndirectRefFeatures;
 523   ModuleBase_Tools::findReferences(anObjects, aDirectRefFeatures, aIndirectRefFeatures);
 524
 525   bool doDeleteReferences = true;
 526   if (ModuleBase_Tools::isDeleteFeatureWithReferences(anObjects, aDirectRefFeatures,
 527       aIndirectRefFeatures, this, doDeleteReferences)) {
 528     myParametersList.removeOne(aCurFeature);
 529     myParameters->removeChild(aCurrentItem);
 530
 531     std::set<FeaturePtr> aFeaturesToDelete;
 532     if (doDeleteReferences) {
 533       aFeaturesToDelete = aDirectRefFeatures;
 534       aFeaturesToDelete.insert(aIndirectRefFeatures.begin(), aIndirectRefFeatures.end());
 535     }
 536     aDoc->removeFeature(aCurFeature);
 537     std::set<FeaturePtr>::const_iterator anIt = aFeaturesToDelete.begin(),
 538                                          aLast = aFeaturesToDelete.end();
 539     for (; anIt != aLast; anIt++) {
 540       FeaturePtr aFeature = (*anIt);
 541       DocumentPtr aDoc = aFeature->document();
 542       aDoc->removeFeature(aFeature);
 543     }
 544
 545     Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
 546     rebuildFeatures();
 547   }
 548 }
 549
 550 void ParametersPlugin_WidgetParamsMgr::onUp()
 551 {
 552   QTreeWidgetItem* aCurrentItem = selectedItem();
 553   if (!aCurrentItem)
 554     return;
 555
 556   QString aName = aCurrentItem->text(0);
 557
 558   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 559   if (aCurrentPos == 0)
 560     return;
 561   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 562
 563   std::string aNm = aCurFeature->data()->name();
 564
 565   SessionPtr aMgr = ModelAPI_Session::get();
 566   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 567
 568   FeaturePtr aa = myParametersList.at(aCurrentPos - 1);
 569   std::string aN = aa->data()->name();
 570
 571   if (aCurrentPos == 1)
 572     aDoc->moveFeature(aCurFeature, FeaturePtr());
 573   else
 574     aDoc->moveFeature(aCurFeature, myParametersList.at(aCurrentPos - 2));
 575
 576   myParametersList.removeOne(aCurFeature);
 577   myParametersList.insert(aCurrentPos - 1, aCurFeature);
 578
 579   myParameters->removeChild(aCurrentItem);
 580   myParameters->insertChild(aCurrentPos - 1, aCurrentItem);
 581
 582   selectItemScroll(aCurrentItem);
 583 }
 584
 585 void ParametersPlugin_WidgetParamsMgr::onDown()
 586 {
 587   QTreeWidgetItem* aCurrentItem = selectedItem();
 588   if (!aCurrentItem)
 589     return;
 590
 591   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 592   if (aCurrentPos == (myParametersList.count() - 1))
 593     return;
 594   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 595
 596   SessionPtr aMgr = ModelAPI_Session::get();
 597   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 598   aDoc->moveFeature(aCurFeature, myParametersList.at(aCurrentPos + 1));
 599
 600   myParametersList.removeOne(aCurFeature);
 601   myParametersList.insert(aCurrentPos + 1, aCurFeature);
 602
 603   myParameters->removeChild(aCurrentItem);
 604   myParameters->insertChild(aCurrentPos + 1, aCurrentItem);
 605
 606   selectItemScroll(aCurrentItem);
 607 }
 608
 609
 610 bool ParametersPlugin_WidgetParamsMgr::hasName(const QString& theName) const
 611 {
 612   foreach(FeaturePtr aFeature, myParametersList) {
 613     if (aFeature->data()->name() == theName.toStdString())
 614       return true;
 615   }
 616   return false;
 617 }
 618
 619 void ParametersPlugin_WidgetParamsMgr::sendWarning()
 620 {
 621   QMessageBox::warning(this, tr("Warning"), myMessage);
 622 }
 623
 624 void ParametersPlugin_WidgetParamsMgr::onSelectionChanged()
 625 {
 626   QList<QTreeWidgetItem*> aItemsList = myTable->selectedItems();
 627   bool isParameter = false;
 628   foreach(QTreeWidgetItem* aItem, aItemsList) {
 629     if (aItem->parent() == myParameters) {
 630       isParameter = true;
 631       break;
 632     }
 633   }
 634   myInsertBtn->setEnabled(isParameter);
 635   myRemoveBtn->setEnabled(isParameter);
 636   myUpBtn->setEnabled(isParameter);
 637   myDownBtn->setEnabled(isParameter);
 638 }