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   QModelIndex editIndex() const { return myEditingIdx; }
  59
  60 private:
  61   mutable QModelIndex myEditingIdx;
  62 };
  63
  64 bool ParametersPlugin_ItemDelegate::isEditable(const QModelIndex& theIndex) const
  65 {
  66   QModelIndex aParent = theIndex.parent();
  67   if (aParent.isValid() && (aParent.row() == 0)) {
  68     if (theIndex.column() == 2)
  69       return false;
  70   } else
  71     return false;
  72   return true;
  73 }
  74
  75 void ParametersPlugin_ItemDelegate::paint(QPainter* painter,
  76                                           const QStyleOptionViewItem& option,
  77                                           const QModelIndex& index ) const
  78 {
  79   QBrush aBrush = painter->brush();
  80   QPen aPen = painter->pen();
  81   if (!isEditable(index))
  82     painter->setBrush(Qt::lightGray);
  83
  84   painter->setPen(Qt::darkGray);
  85   painter->drawRect(option.rect);
  86   painter->setPen(aPen);
  87
  88   QStyledItemDelegate::paint(painter, option, index);
  89   painter->setBrush(aBrush);
  90 }
  91
  92 QWidget* ParametersPlugin_ItemDelegate::createEditor(QWidget* parent,
  93                                                      const QStyleOptionViewItem& option,
  94                                                      const QModelIndex& index) const
  95 {
  96   myEditingIdx = index;
  97   return QStyledItemDelegate::createEditor(parent, option, index);
  98 }
  99
 100
 101 /////////////////////////////////////////////////////////////////////////////////////////////////
 102
 103 ParametersPlugin_WidgetParamsMgr::ParametersPlugin_WidgetParamsMgr(QWidget* theParent, const Config_WidgetAPI* theData)
 104   : ModuleBase_ModelWidget(theParent, theData)
 105 {
 106   QVBoxLayout* aLayout = new QVBoxLayout(this);
 107
 108   myTable = new QTreeWidget(this);
 109   myTable->setColumnCount(4);
 110   QStringList aHeaders;
 111   aHeaders << tr("Name") << tr("Equation") << tr("Result") << tr("Comment");
 112   myTable->setHeaderLabels(aHeaders);
 113   myTable->setColumnWidth(Col_Name, 200);
 114   myTable->setColumnWidth(Col_Equation, 100);
 115   myTable->setColumnWidth(Col_Result, 80);
 116   myTable->setColumnWidth(Col_Comment, 200);
 117   myTable->setMinimumWidth(600);
 118   myTable->setEditTriggers(QAbstractItemView::NoEditTriggers);
 119   myTable->setSelectionMode(QAbstractItemView::SingleSelection);
 120
 121   connect(myTable, SIGNAL(doubleClicked(const QModelIndex&)),
 122           SLOT(onDoubleClick(const QModelIndex&)));
 123   connect(myTable, SIGNAL(itemSelectionChanged()), SLOT(onSelectionChanged()));
 124
 125   myDelegate = new ParametersPlugin_ItemDelegate(myTable);
 126   connect(myDelegate, SIGNAL(closeEditor(QWidget*, QAbstractItemDelegate::EndEditHint)),
 127           SLOT(onCloseEditor(QWidget*, QAbstractItemDelegate::EndEditHint)));
 128
 129   myTable->setItemDelegate(myDelegate);
 130   aLayout->addWidget(myTable);
 131
 132   // Define root nodes
 133   QStringList aNames;
 134   aNames<<tr("Parameters");
 135   myParameters = new QTreeWidgetItem(aNames);
 136   myTable->addTopLevelItem(myParameters);
 137
 138   aNames.clear();
 139   aNames<<tr("Features");
 140   myFeatures = new QTreeWidgetItem(aNames);
 141   myTable->addTopLevelItem(myFeatures);
 142
 143   QHBoxLayout* aBtnLayout = new QHBoxLayout(this);
 144
 145   myUpBtn = new QToolButton(this);
 146   myUpBtn->setArrowType(Qt::UpArrow);
 147   connect(myUpBtn, SIGNAL(clicked(bool)), SLOT(onUp()));
 148   aBtnLayout->addWidget(myUpBtn);
 149
 150   myDownBtn = new QToolButton(this);
 151   myDownBtn->setArrowType(Qt::DownArrow);
 152   connect(myDownBtn, SIGNAL(clicked(bool)), SLOT(onDown()));
 153   aBtnLayout->addWidget(myDownBtn);
 154
 155   aBtnLayout->addStretch();
 156
 157   myAddBtn = new QPushButton(tr("Add"), this);
 158   connect(myAddBtn, SIGNAL(clicked(bool)), SLOT(onAdd()));
 159   aBtnLayout->addWidget(myAddBtn);
 160
 161   myInsertBtn = new QPushButton(tr("Insert"), this);
 162   connect(myInsertBtn, SIGNAL(clicked(bool)), SLOT(onInsert()));
 163   aBtnLayout->addWidget(myInsertBtn);
 164
 165   myRemoveBtn = new QPushButton(tr("Remove"), this);
 166   connect(myRemoveBtn, SIGNAL(clicked(bool)), SLOT(onRemove()));
 167   aBtnLayout->addWidget(myRemoveBtn);
 168
 169   aLayout->addLayout(aBtnLayout);
 170
 171   onSelectionChanged();
 172 }
 173
 174 QList<QWidget*> ParametersPlugin_WidgetParamsMgr::getControls() const
 175 {
 176   QList<QWidget*> aList;
 177
 178   return aList;
 179 }
 180
 181 void ParametersPlugin_WidgetParamsMgr::selectItemScroll(QTreeWidgetItem* aItem)
 182 {
 183   myTable->clearSelection();
 184   QModelIndex aParent = myTable->model()->index(0, 0);
 185   int aChildIdx = myParameters->indexOfChild(aItem);
 186   QModelIndex aIndex = myTable->model()->index(aChildIdx, Col_Name, aParent);
 187   myTable->selectionModel()->select(aIndex,
 188     QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
 189   myTable->scrollToItem(aItem);
 190 }
 191
 192
 193 bool ParametersPlugin_WidgetParamsMgr::storeValueCustom()
 194 {
 195   ParametersPlugin_ExpressionValidator aValidator;
 196   std::list<std::string> aArgs;
 197   std::string aAttrId = ParametersPlugin_Parameter::VARIABLE_ID();
 198   std::string aErr;
 199   int aId = 0;
 200   foreach(FeaturePtr aFeature, myParametersList) {
 201     if (!aValidator.isValid(aFeature->attribute(aAttrId), aArgs, aErr)) {
 202       QMessageBox::warning(this, tr("Warning"), aErr.c_str());
 203       selectItemScroll(myParameters->child(aId));
 204       return false;
 205     }
 206     aId++;
 207   }
 208   return true;
 209 }
 210
 211 bool ParametersPlugin_WidgetParamsMgr::restoreValueCustom()
 212 {
 213   return true;
 214 }
 215
 216 void ParametersPlugin_WidgetParamsMgr::activateCustom()
 217 {
 218   FeaturePtr aFeature = feature();
 219   DocumentPtr aDoc = aFeature->document();
 220   int aNbParam = aDoc->size(ModelAPI_ResultParameter::group());
 221   ObjectPtr aObj;
 222   FeaturePtr aParamFeature;
 223   for (int i = 0; i < aNbParam; i++) {
 224     aObj = aDoc->object(ModelAPI_ResultParameter::group(), i);
 225     aParamFeature = ModelAPI_Feature::feature(aObj);
 226     if (aParamFeature.get() && (aParamFeature->getKind() == ParametersPlugin_Parameter::ID())) {
 227       myParametersList.append(aParamFeature);
 228     }
 229   }
 230   updateParametersPart();
 231   updateFeaturesPart();
 232
 233   myFeatures->setExpanded(true);
 234   myParameters->setExpanded(true);
 235 }
 236
 237 void ParametersPlugin_WidgetParamsMgr::updateFeaturesPart()
 238 {
 239   updateItem(myFeatures, featuresItems(myParametersList));
 240 }
 241
 242 void ParametersPlugin_WidgetParamsMgr::updateParametersPart()
 243 {
 244   updateItem(myParameters, parametersItems(myParametersList));
 245 }
 246
 247
 248 QList<QStringList> ParametersPlugin_WidgetParamsMgr::
 249   featuresItems(const QList<FeaturePtr>& theFeatures) const
 250 {
 251   QList<QStringList> aItemsList;
 252   ResultParameterPtr aParam;
 253   foreach(FeaturePtr aParameter, theFeatures) {
 254     aParam = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aParameter->firstResult());
 255     const std::set<std::shared_ptr<ModelAPI_Attribute>>& aRefs = aParam->data()->refsToMe();
 256     std::set<std::shared_ptr<ModelAPI_Attribute> >::const_iterator aIt;
 257     for(aIt = aRefs.cbegin(); aIt != aRefs.cend(); aIt++) {
 258       std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 259       FeaturePtr aReferenced = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 260       if (aReferenced.get()) {
 261         if (aReferenced->getKind() == ParametersPlugin_Parameter::ID()) {
 262           // Find referenced feature Recursive
 263           QList<FeaturePtr> aList;
 264           aList.append(aReferenced);
 265           QList<QStringList> aItems = featuresItems(aList);
 266           aItemsList.append(aItems);
 267         } else {
 268           QStringList aValNames;
 269           aValNames << aReferenced->data()->name().c_str();
 270
 271           AttributeDoublePtr aDouble = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aAttr);
 272           if (aDouble.get()) {
 273             aValNames << aDouble->text().c_str();
 274             aValNames << QString::number(aDouble->value());
 275           } else {
 276             AttributeIntegerPtr aInt = std::dynamic_pointer_cast<ModelAPI_AttributeInteger>(aAttr);
 277             if (aInt.get()) {
 278               aValNames << aInt->text().c_str();
 279               aValNames << QString::number(aInt->value());
 280             }
 281           }
 282           aItemsList.append(aValNames);
 283         }
 284       }
 285     }
 286   }
 287   return aItemsList;
 288 }
 289
 290
 291 QList<QStringList> ParametersPlugin_WidgetParamsMgr::
 292   parametersItems(const QList<FeaturePtr>& theFeatures) const
 293 {
 294   QList<QStringList> aItemsList;
 295   foreach(FeaturePtr aParameter, theFeatures) {
 296     ResultPtr aParam = aParameter->firstResult();
 297     QStringList aValues;
 298     aValues << aParameter->string(ParametersPlugin_Parameter::VARIABLE_ID())->value().c_str();
 299     aValues << aParameter->string(ParametersPlugin_Parameter::EXPRESSION_ID())->value().c_str();
 300
 301     AttributeDoublePtr aValueAttribute = aParam->data()->real(ModelAPI_ResultParameter::VALUE());
 302     aValues << QString::number(aValueAttribute->value());
 303
 304     aValues << aParameter->string(ParametersPlugin_Parameter::COMMENT_ID())->value().c_str();
 305     aItemsList.append(aValues);
 306   }
 307   return aItemsList;
 308 }
 309
 310
 311 void ParametersPlugin_WidgetParamsMgr::onDoubleClick(const QModelIndex& theIndex)
 312 {
 313   if (myDelegate->isEditable(theIndex)) {
 314     myTable->edit(theIndex);
 315   }
 316 }
 317
 318 void ParametersPlugin_WidgetParamsMgr::onCloseEditor(QWidget* theEditor,
 319                                                      QAbstractItemDelegate::EndEditHint theHint)
 320 {
 321   FeaturePtr aFeature = myParametersList.at(myDelegate->editIndex().row());
 322   QTreeWidgetItem* aItem = myParameters->child(myDelegate->editIndex().row());
 323   int aColumn = myDelegate->editIndex().column();
 324   QString aText = aItem->text(aColumn);
 325   bool isModified = false;
 326
 327   switch (aColumn) {
 328   case Col_Name:
 329     {
 330       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::VARIABLE_ID());
 331       if (!aText.isEmpty()) {
 332         if (hasName(aText)) {
 333           myMessage = tr("Name %1 already exists.").arg(aText);
 334           if (aStringAttr->value().length() > 0)
 335             aItem->setText(Col_Name, aStringAttr->value().c_str());
 336           else
 337             aItem->setText(Col_Name, NoName);
 338           QTimer::singleShot(50, this, SLOT(sendWarning()));
 339           return;
 340         }
 341         aStringAttr->setValue(aText.toStdString());
 342         isModified = true;
 343       } else {
 344         aItem->setText(Col_Name, aStringAttr->value().c_str());
 345       }
 346     }
 347     break;
 348   case Col_Equation:
 349     {
 350       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::EXPRESSION_ID());
 351       if (!aText.isEmpty()) {
 352         if (aText != aStringAttr->value().c_str()) {
 353           aStringAttr->setValue(aText.toStdString());
 354           isModified = true;
 355         }
 356       } else {
 357         aItem->setText(Col_Equation, aStringAttr->value().c_str());
 358       }
 359     }
 360     break;
 361   case Col_Comment:
 362     {
 363       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::COMMENT_ID());
 364       aStringAttr->setValue(aText.toStdString());
 365       isModified = true;
 366     }
 367     break;
 368   }
 369
 370   if (!isModified)
 371     return;
 372   Events_Loop* aLoop = Events_Loop::loop();
 373   aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 374   aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 375   aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 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   if (aColumn == Col_Equation)
 385     updateParametersPart();
 386   updateFeaturesPart();
 387 }
 388
 389 void ParametersPlugin_WidgetParamsMgr::updateItem(QTreeWidgetItem* theItem,
 390                                                   const QList<QStringList>& theFeaturesList)
 391 {
 392   if (theFeaturesList.count() != theItem->childCount()) {
 393     if (theItem->childCount()  < theFeaturesList.count()) {
 394       while (theItem->childCount() != theFeaturesList.count())
 395         theItem->addChild(createNewItem());
 396     } else {
 397       while (theItem->childCount() != theFeaturesList.count())
 398         theItem->removeChild(theItem->child(theItem->childCount() - 1));
 399     }
 400   }
 401   int i = 0;
 402   foreach(QStringList aFeature, theFeaturesList) {
 403     int aCol = 0;
 404     foreach(QString aText, aFeature) {
 405       if (aText.length() > 0)
 406         theItem->child(i)->setText(aCol, aText);
 407       aCol++;
 408     }
 409     i++;
 410   }
 411 }
 412
 413 FeaturePtr ParametersPlugin_WidgetParamsMgr::createParameter() const
 414 {
 415   SessionPtr aMgr = ModelAPI_Session::get();
 416   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 417
 418   FeaturePtr aFeature = aDoc->addFeature(ParametersPlugin_Parameter::ID());
 419   if (aFeature.get()) {
 420     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 421     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 422   }
 423   return aFeature;
 424 }
 425
 426
 427 QTreeWidgetItem* ParametersPlugin_WidgetParamsMgr::createNewItem() const
 428 {
 429   QStringList aValues;
 430   aValues << NoName;
 431   aValues << NoValue;
 432
 433   QTreeWidgetItem* aItem = new QTreeWidgetItem(aValues);
 434   aItem->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled);
 435   return aItem;
 436 }
 437
 438
 439 void ParametersPlugin_WidgetParamsMgr::onAdd()
 440 {
 441   FeaturePtr aFeature = createParameter();
 442   if (!aFeature.get())
 443     return;
 444
 445   QTreeWidgetItem* aItem = createNewItem();
 446   if (aFeature->name().length() > 0)
 447     aItem->setText(Col_Name, aFeature->name().c_str());
 448   myParameters->addChild(aItem);
 449   myParametersList.append(aFeature);
 450
 451   myTable->scrollToItem(aItem);
 452 }
 453
 454 QTreeWidgetItem* ParametersPlugin_WidgetParamsMgr::selectedItem() const
 455 {
 456   QList<QTreeWidgetItem*> aItemsList = myTable->selectedItems();
 457   if (aItemsList.count() == 0)
 458     return 0;
 459
 460   QTreeWidgetItem* aCurrentItem = aItemsList.first();
 461   if (aCurrentItem->parent() != myParameters)
 462     return 0;
 463
 464   return aCurrentItem;
 465 }
 466
 467
 468 void ParametersPlugin_WidgetParamsMgr::onInsert()
 469 {
 470   QTreeWidgetItem* aCurrentItem = selectedItem();
 471   if (!aCurrentItem)
 472     return;
 473
 474   SessionPtr aMgr = ModelAPI_Session::get();
 475   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 476
 477   FeaturePtr aNewFeature = createParameter();
 478   if (!aNewFeature.get())
 479     return;
 480
 481   QTreeWidgetItem* aItem = createNewItem();
 482   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 483   if (aCurrentPos == 0) {
 484     aDoc->moveFeature(aNewFeature, FeaturePtr());
 485   } else {
 486     FeaturePtr aCurFeature = myParametersList.at(aCurrentPos - 1);
 487     aDoc->moveFeature(aNewFeature, aCurFeature);
 488   }
 489   myParametersList.insert(aCurrentPos, aNewFeature);
 490   myParameters->insertChild(aCurrentPos, aItem);
 491 }
 492
 493 void ParametersPlugin_WidgetParamsMgr::onRemove()
 494 {
 495   QTreeWidgetItem* aCurrentItem = selectedItem();
 496   if (!aCurrentItem)
 497     return;
 498
 499   SessionPtr aMgr = ModelAPI_Session::get();
 500   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 501
 502   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 503   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 504
 505   QObjectPtrList anObjects;
 506   anObjects.append(aCurFeature);
 507
 508   std::set<FeaturePtr> aDirectRefFeatures, aIndirectRefFeatures;
 509   ModuleBase_Tools::findReferences(anObjects, aDirectRefFeatures, aIndirectRefFeatures);
 510
 511   bool doDeleteReferences = true;
 512   if (ModuleBase_Tools::isDeleteFeatureWithReferences(anObjects, aDirectRefFeatures,
 513       aIndirectRefFeatures, this, doDeleteReferences)) {
 514     myParametersList.removeOne(aCurFeature);
 515     myParameters->removeChild(aCurrentItem);
 516
 517     std::set<FeaturePtr> aFeaturesToDelete;
 518     if (doDeleteReferences) {
 519       aFeaturesToDelete = aDirectRefFeatures;
 520       aFeaturesToDelete.insert(aIndirectRefFeatures.begin(), aIndirectRefFeatures.end());
 521     }
 522     aDoc->removeFeature(aCurFeature);
 523     std::set<FeaturePtr>::const_iterator anIt = aFeaturesToDelete.begin(),
 524                                          aLast = aFeaturesToDelete.end();
 525     for (; anIt != aLast; anIt++) {
 526       FeaturePtr aFeature = (*anIt);
 527       DocumentPtr aDoc = aFeature->document();
 528       aDoc->removeFeature(aFeature);
 529     }
 530
 531     Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_DELETED));
 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   int aCurrent = myDelegate->editIndex().row();
 600   int i = 0;
 601   foreach(FeaturePtr aFeature, myParametersList) {
 602     if ((i != aCurrent) && (aFeature->data()->name() == theName.toStdString()))
 603       return true;
 604     i++;
 605   }
 606   return false;
 607 }
 608
 609 void ParametersPlugin_WidgetParamsMgr::sendWarning()
 610 {
 611   QMessageBox::warning(this, tr("Warning"), myMessage);
 612 }
 613
 614 void ParametersPlugin_WidgetParamsMgr::onSelectionChanged()
 615 {
 616   QList<QTreeWidgetItem*> aItemsList = myTable->selectedItems();
 617   bool isParameter = false;
 618   foreach(QTreeWidgetItem* aItem, aItemsList) {
 619     if (aItem->parent() == myParameters) {
 620       isParameter = true;
 621       break;
 622     }
 623   }
 624   myInsertBtn->setEnabled(isParameter);
 625   myRemoveBtn->setEnabled(isParameter);
 626   myUpBtn->setEnabled(isParameter);
 627   myDownBtn->setEnabled(isParameter);
 628 }