src/ParametersPlugin/ParametersPlugin_WidgetParamsMgr.cpp

   1 // Copyright (C) 2014-2017  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
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "ParametersPlugin_WidgetParamsMgr.h"
  22 #include "ParametersPlugin_Parameter.h"
  23 #include "ParametersPlugin_Validators.h"
  24
  25 #include <Events_InfoMessage.h>
  26
  27 #include <ModelAPI_ResultParameter.h>
  28 #include <ModelAPI_AttributeString.h>
  29 #include <ModelAPI_AttributeRefList.h>
  30 #include <ModelAPI_AttributeDouble.h>
  31 #include <ModelAPI_AttributeInteger.h>
  32 #include <ModelAPI_Events.h>
  33 #include <ModelAPI_Session.h>
  34 #include <ModelAPI_Tools.h>
  35 #include <ModelAPI_Expression.h>
  36
  37 #include <ModuleBase_Tools.h>
  38
  39 #include <Events_Loop.h>
  40
  41 #include <QLayout>
  42 #include <QPushButton>
  43 #include <QToolButton>
  44 #include <QStyledItemDelegate>
  45 #include <QPainter>
  46 #include <QMessageBox>
  47 #include <QTimer>
  48 #include <QEvent>
  49 #include <QKeyEvent>
  50 #include <QDialogButtonBox>
  51
  52 enum ColumnType {
  53   Col_Name,
  54   Col_Equation,
  55   Col_Result,
  56   Col_Comment
  57 };
  58
  59 const char* NoName = "<NoName>";
  60 const char* NoValue = "<NoValue>";
  61 const char* NotValid = "<NotValid>";
  62
  63 /*!
  64  * \ingroup GUI
  65  * ItemDelegate object in order to redefine items behavior
  66  */
  67 class ParametersPlugin_ItemDelegate : public QStyledItemDelegate
  68 {
  69 public:
  70   /// Constructor
  71   /// \param thaParent a parent
  72   ParametersPlugin_ItemDelegate(QObject* thaParent) :
  73       QStyledItemDelegate(thaParent) {}
  74
  75   /// Redefinition of virtual method
  76   /// \param painter a painter object
  77   /// \param option the item options
  78   /// \param index the current index
  79   virtual void paint(QPainter* painter,
  80     const QStyleOptionViewItem& option,
  81     const QModelIndex& index ) const;
  82
  83   /// Redefinition of virtual method
  84   /// \param parent a parent widget
  85   /// \param option the item options
  86   /// \param index the current index
  87   virtual QWidget* createEditor(QWidget* parent,
  88                                 const QStyleOptionViewItem& option,
  89                                 const QModelIndex& index) const;
  90
  91   /// Returns True if the given index is editable item
  92   /// \param theIndex an item index
  93   bool isEditable(const QModelIndex& theIndex) const;
  94
  95   /// Returns currently editing index
  96   QModelIndex editIndex() const { return myEditingIdx; }
  97
  98 private:
  99   mutable QModelIndex myEditingIdx;
 100 };
 101
 102 bool ParametersPlugin_ItemDelegate::isEditable(const QModelIndex& theIndex) const
 103 {
 104   QModelIndex aParent = theIndex.parent();
 105   if (aParent.isValid() && (aParent.row() == 0)) {
 106     if (theIndex.column() == 2)
 107       return false;
 108   } else
 109     return false;
 110   return true;
 111 }
 112
 113 void ParametersPlugin_ItemDelegate::paint(QPainter* painter,
 114                                           const QStyleOptionViewItem& option,
 115                                           const QModelIndex& index ) const
 116 {
 117   QBrush aBrush = painter->brush();
 118   QPen aPen = painter->pen();
 119   //if (!isEditable(index))
 120   //  painter->setBrush(Qt::lightGray);
 121   if (!index.parent().isValid())
 122     painter->setBrush(Qt::lightGray);
 123
 124   painter->setPen(Qt::lightGray);
 125   painter->drawRect(option.rect);
 126   painter->setPen(aPen);
 127
 128   QStyledItemDelegate::paint(painter, option, index);
 129   painter->setBrush(aBrush);
 130 }
 131
 132 QWidget* ParametersPlugin_ItemDelegate::createEditor(QWidget* parent,
 133                                                      const QStyleOptionViewItem& option,
 134                                                      const QModelIndex& index) const
 135 {
 136   myEditingIdx = index;
 137   return QStyledItemDelegate::createEditor(parent, option, index);
 138 }
 139
 140 /////////////////////////////////////////////////////////////////////////////////////////////////
 141 void ParametersPlugin_TreeWidget::closeEditor(QWidget* theEditor,
 142                                               QAbstractItemDelegate::EndEditHint theHint)
 143 {
 144   if (theHint == QAbstractItemDelegate::EditNextItem) {
 145     QModelIndex aCurrent = currentIndex();
 146     QModelIndex aParent = model()->index(0, 0);
 147     int aNbRows = model()->rowCount(aParent);
 148     QModelIndex aIdx;
 149     switch (aCurrent.column()) {
 150     case 0:
 151       aIdx = model()->index(aCurrent.row(), 1, aParent);
 152       break;
 153     case 1:
 154       if (aCurrent.row() < (aNbRows - 1))
 155         aIdx = model()->index(aCurrent.row() + 1, 0, aParent);
 156       else {
 157         QTreeWidget::closeEditor(theEditor, QAbstractItemDelegate::NoHint);
 158         return;
 159       }
 160       break;
 161     case 3:
 162       QTreeWidget::closeEditor(theEditor, theHint);
 163       return;
 164     }
 165     if (aIdx.isValid()) {
 166       QTreeWidget::closeEditor(theEditor, QAbstractItemDelegate::NoHint);
 167       setCurrentIndex(aIdx);
 168       edit(aIdx);
 169       return;
 170     }
 171   }
 172   QTreeWidget::closeEditor(theEditor, theHint);
 173 }
 174
 175 /////////////////////////////////////////////////////////////////////////////////////////////////
 176
 177 ParametersPlugin_WidgetParamsMgr::ParametersPlugin_WidgetParamsMgr(QWidget* theParent,
 178   const Config_WidgetAPI* theData)
 179   : ModuleBase_ModelDialogWidget(theParent, theData),
 180   isUpplyBlocked(false)
 181 {
 182   QVBoxLayout* aLayout = new QVBoxLayout(this);
 183
 184   myTable = new ParametersPlugin_TreeWidget(this);
 185   myTable->setColumnCount(4);
 186   QStringList aHeaders;
 187   aHeaders << tr("Name") << tr("Expression") << tr("Result") << tr("Comment");
 188   myTable->setHeaderLabels(aHeaders);
 189   myTable->setColumnWidth(Col_Name, 200);
 190   myTable->setColumnWidth(Col_Equation, 100);
 191   myTable->setColumnWidth(Col_Result, 80);
 192   myTable->setColumnWidth(Col_Comment, 200);
 193   myTable->setMinimumWidth(600);
 194   myTable->setEditTriggers(QAbstractItemView::NoEditTriggers);
 195   myTable->setSelectionMode(QAbstractItemView::SingleSelection);
 196
 197   connect(myTable, SIGNAL(doubleClicked(const QModelIndex&)),
 198           SLOT(onDoubleClick(const QModelIndex&)));
 199   connect(myTable, SIGNAL(itemSelectionChanged()), SLOT(onSelectionChanged()));
 200
 201   myDelegate = new ParametersPlugin_ItemDelegate(myTable);
 202   connect(myDelegate, SIGNAL(closeEditor(QWidget*, QAbstractItemDelegate::EndEditHint)),
 203           SLOT(onCloseEditor(QWidget*, QAbstractItemDelegate::EndEditHint)));
 204
 205   myTable->setItemDelegate(myDelegate);
 206   aLayout->addWidget(myTable);
 207
 208   // Define root nodes
 209   QStringList aNames;
 210   aNames<<tr("Parameters");
 211   myParameters = new QTreeWidgetItem(aNames);
 212   myParameters->setFlags(Qt::ItemIsEnabled);
 213   myTable->addTopLevelItem(myParameters);
 214
 215   aNames.clear();
 216   aNames<<tr("Features");
 217   myFeatures = new QTreeWidgetItem(aNames);
 218   myFeatures->setFlags(Qt::ItemIsEnabled);
 219   myTable->addTopLevelItem(myFeatures);
 220
 221   QHBoxLayout* aBtnLayout = new QHBoxLayout(this);
 222
 223   myUpBtn = new QToolButton(this);
 224   myUpBtn->setArrowType(Qt::UpArrow);
 225   connect(myUpBtn, SIGNAL(clicked(bool)), SLOT(onUp()));
 226   aBtnLayout->addWidget(myUpBtn);
 227
 228   myDownBtn = new QToolButton(this);
 229   myDownBtn->setArrowType(Qt::DownArrow);
 230   connect(myDownBtn, SIGNAL(clicked(bool)), SLOT(onDown()));
 231   aBtnLayout->addWidget(myDownBtn);
 232
 233   aBtnLayout->addStretch();
 234
 235   myAddBtn = new QPushButton(tr("Add"), this);
 236   connect(myAddBtn, SIGNAL(clicked(bool)), SLOT(onAdd()));
 237   aBtnLayout->addWidget(myAddBtn);
 238
 239   myInsertBtn = new QPushButton(tr("Insert"), this);
 240   connect(myInsertBtn, SIGNAL(clicked(bool)), SLOT(onInsert()));
 241   aBtnLayout->addWidget(myInsertBtn);
 242
 243   myRemoveBtn = new QPushButton(tr("Remove"), this);
 244   connect(myRemoveBtn, SIGNAL(clicked(bool)), SLOT(onRemove()));
 245   aBtnLayout->addWidget(myRemoveBtn);
 246
 247   aLayout->addLayout(aBtnLayout);
 248
 249   onSelectionChanged();
 250 }
 251
 252 void ParametersPlugin_WidgetParamsMgr::setDialogButtons(QDialogButtonBox* theButtons)
 253 {
 254   ModuleBase_ModelDialogWidget::setDialogButtons(theButtons);
 255
 256   QWidget* aBtnParentWgt = myOkCancelBtn->parentWidget();
 257   QHBoxLayout* aBtnParentLayout = dynamic_cast<QHBoxLayout*>(aBtnParentWgt->layout());
 258
 259   QPushButton* aPreviewBtn = new QPushButton(tr("See preview"), aBtnParentWgt);
 260   aBtnParentLayout->insertWidget(0, aPreviewBtn);
 261   aBtnParentLayout->insertStretch(1, 1);
 262   connect(aPreviewBtn, SIGNAL(clicked(bool)), SLOT(onShowPreview()));
 263 }
 264
 265
 266 QList<QWidget*> ParametersPlugin_WidgetParamsMgr::getControls() const
 267 {
 268   QList<QWidget*> aList;
 269
 270   return aList;
 271 }
 272
 273 void ParametersPlugin_WidgetParamsMgr::selectItemScroll(QTreeWidgetItem* aItem)
 274 {
 275   myTable->clearSelection();
 276   QModelIndex aParent = myTable->model()->index(0, 0);
 277   int aChildIdx = myParameters->indexOfChild(aItem);
 278   QModelIndex aIndex = myTable->model()->index(aChildIdx, Col_Name, aParent);
 279   myTable->selectionModel()->select(aIndex,
 280     QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
 281   myTable->scrollToItem(aItem);
 282 }
 283
 284
 285 bool ParametersPlugin_WidgetParamsMgr::storeValueCustom()
 286 {
 287   ParametersPlugin_ExpressionValidator aValidator;
 288   std::list<std::string> aArgs;
 289   std::string aAttrId = ParametersPlugin_Parameter::VARIABLE_ID();
 290   Events_InfoMessage aErr;
 291   int aId = 0;
 292   foreach(FeaturePtr aFeature, myParametersList) {
 293     if (!aValidator.isValid(aFeature->attribute(aAttrId), aArgs, aErr)) {
 294       // TODO(spo): translate
 295       QMessageBox::warning(this, tr("Warning"), aErr.messageString().c_str());
 296       selectItemScroll(myParameters->child(aId));
 297       return false;
 298     }
 299     aId++;
 300   }
 301   return true;
 302 }
 303
 304 bool ParametersPlugin_WidgetParamsMgr::restoreValueCustom()
 305 {
 306   return true;
 307 }
 308
 309 void ParametersPlugin_WidgetParamsMgr::activateCustom()
 310 {
 311   updateParametersFeatures();
 312   updateParametersPart();
 313   updateFeaturesPart();
 314
 315   myFeatures->setExpanded(true);
 316   myParameters->setExpanded(true);
 317 }
 318
 319 void ParametersPlugin_WidgetParamsMgr::updateParametersFeatures()
 320 {
 321   myParametersList.clear();
 322   FeaturePtr aFeature = feature();
 323   DocumentPtr aDoc = aFeature->document();
 324   ObjectPtr aObj;
 325   FeaturePtr aParamFeature;
 326   int aNbFeatures = aDoc->numInternalFeatures();
 327   for (int i = 0; i < aNbFeatures; i++) {
 328     aParamFeature = aDoc->internalFeature(i);
 329     if (aParamFeature && aParamFeature->getKind() == ParametersPlugin_Parameter::ID()) {
 330       myParametersList.append(aParamFeature);
 331     }
 332   }
 333 }
 334
 335 void ParametersPlugin_WidgetParamsMgr::updateFeaturesPart()
 336 {
 337   QList<FeaturePtr> aFeatureList;
 338   updateItem(myFeatures, featuresItems(myParametersList, aFeatureList));
 339 }
 340
 341 void ParametersPlugin_WidgetParamsMgr::updateParametersPart()
 342 {
 343   updateItem(myParameters, parametersItems(myParametersList));
 344   bool aIsValid = isValid();
 345   enableButtons(aIsValid);
 346 }
 347
 348
 349 QList<QStringList> ParametersPlugin_WidgetParamsMgr::
 350   featuresItems(const QList<FeaturePtr>& theFeatures, QList<FeaturePtr>& theFeatureList) const
 351 {
 352   QList<QStringList> aItemsList;
 353   ResultParameterPtr aParam;
 354   foreach(FeaturePtr aParameter, theFeatures) {
 355     aParam = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aParameter->firstResult());
 356     const std::set<std::shared_ptr<ModelAPI_Attribute>>& aRefs = aParam->data()->refsToMe();
 357     std::set<std::shared_ptr<ModelAPI_Attribute> >::const_iterator aIt;
 358     for(aIt = aRefs.cbegin(); aIt != aRefs.cend(); aIt++) {
 359       std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 360       FeaturePtr aReferenced = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 361       if (aReferenced.get() && (aReferenced != aParameter)) {
 362         if (aReferenced->getKind() == ParametersPlugin_Parameter::ID()) {
 363           // Find referenced feature Recursive
 364           QList<FeaturePtr> aList;
 365           aList.append(aReferenced);
 366           QList<QStringList> aItems = featuresItems(aList, theFeatureList);
 367           aItemsList.append(aItems);
 368         } else {
 369           if (!theFeatureList.contains(aReferenced)) {
 370             QStringList aValNames;
 371             aValNames << aReferenced->data()->name().c_str();
 372
 373             AttributeDoublePtr aDouble =
 374               std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aAttr);
 375             if (aDouble.get()) {
 376               aValNames << aDouble->text().c_str();
 377               aValNames << QString::number(aDouble->value());
 378             } else {
 379               AttributeIntegerPtr aInt =
 380                 std::dynamic_pointer_cast<ModelAPI_AttributeInteger>(aAttr);
 381               if (aInt.get()) {
 382                 aValNames << aInt->text().c_str();
 383                 aValNames << QString::number(aInt->value());
 384               }
 385             }
 386             aItemsList.append(aValNames);
 387             theFeatureList.append(aReferenced);
 388           }
 389         }
 390       }
 391     }
 392   }
 393   return aItemsList;
 394 }
 395
 396
 397 QList<QStringList> ParametersPlugin_WidgetParamsMgr::
 398   parametersItems(const QList<FeaturePtr>& theFeatures) const
 399 {
 400   std::list<std::string> aArgs;
 401   std::string aErr;
 402   QList<QStringList> aItemsList;
 403   foreach(FeaturePtr aParameter, theFeatures) {
 404     ResultPtr aParam = aParameter->firstResult();
 405     QStringList aValues;
 406
 407     std::string aName = aParameter->string(ParametersPlugin_Parameter::VARIABLE_ID())->value();
 408     if (aName.empty()) {
 409       aValues << NoName;
 410     } else
 411       aValues << aName.c_str();
 412
 413     std::string aExpr = aParameter->string(ParametersPlugin_Parameter::EXPRESSION_ID())->value();
 414     if (aName.empty()) {
 415       aValues << NoValue;
 416     } else
 417       aValues << aExpr.c_str();
 418
 419     std::string aErr =
 420       aParameter->data()->string(ParametersPlugin_Parameter::EXPRESSION_ERROR_ID())->value();
 421     if (aErr.empty()) {
 422       AttributeDoublePtr aValueAttribute = aParam->data()->real(ModelAPI_ResultParameter::VALUE());
 423       aValues << QString::number(aValueAttribute->value());
 424     } else {
 425       aValues << aErr.c_str();
 426     }
 427     aValues << aParameter->string(ParametersPlugin_Parameter::COMMENT_ID())->value().c_str();
 428     aItemsList.append(aValues);
 429   }
 430   return aItemsList;
 431 }
 432
 433
 434 void ParametersPlugin_WidgetParamsMgr::onDoubleClick(const QModelIndex& theIndex)
 435 {
 436   if (myDelegate->isEditable(theIndex)) {
 437     myTable->setCurrentIndex(theIndex);
 438     myTable->edit(theIndex);
 439   }
 440 }
 441
 442 void ParametersPlugin_WidgetParamsMgr::onCloseEditor(QWidget* theEditor,
 443                                                      QAbstractItemDelegate::EndEditHint theHint)
 444 {
 445   FeaturePtr aFeature = myParametersList.at(myDelegate->editIndex().row());
 446   QTreeWidgetItem* aItem = myParameters->child(myDelegate->editIndex().row());
 447   int aColumn = myDelegate->editIndex().column();
 448   QString aText = aItem->text(aColumn);
 449   bool isModified = false;
 450
 451   switch (aColumn) {
 452   case Col_Name:
 453     {
 454       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::VARIABLE_ID());
 455       if (!aText.isEmpty()) {
 456         while (aText.indexOf(" ") != -1) {
 457           aText.replace(" ", "");
 458         }
 459         if (hasName(aText)) {
 460           myMessage = tr("Name '%1' already exists.").arg(aText);
 461           QTimer::singleShot(50, this, SLOT(sendWarning()));
 462           return;
 463         }
 464         aStringAttr->setValue(aText.toStdString());
 465         isModified = true;
 466       }
 467     }
 468     break;
 469   case Col_Equation:
 470     {
 471       AttributeStringPtr aStringAttr =
 472         aFeature->string(ParametersPlugin_Parameter::EXPRESSION_ID());
 473       if (!aText.isEmpty()) {
 474         if (aText != aStringAttr->value().c_str()) {
 475           aStringAttr->setValue(aText.toStdString());
 476           aFeature->execute();
 477           isModified = true;
 478         }
 479       }
 480     }
 481     break;
 482   case Col_Comment:
 483     {
 484       AttributeStringPtr aStringAttr = aFeature->string(ParametersPlugin_Parameter::COMMENT_ID());
 485       aStringAttr->setValue(aText.toStdString());
 486       isModified = true;
 487     }
 488     break;
 489   }
 490
 491   if (!isModified)
 492     return;
 493   Events_Loop* aLoop = Events_Loop::loop();
 494   aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 495   aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 496   aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 497
 498   if (aColumn != Col_Comment)
 499     updateParametersPart();
 500   updateFeaturesPart();
 501
 502   onSelectionChanged();
 503 }
 504
 505 void ParametersPlugin_WidgetParamsMgr::updateItem(QTreeWidgetItem* theItem,
 506                                                   const QList<QStringList>& theFeaturesList)
 507 {
 508   if (theFeaturesList.count() != theItem->childCount()) {
 509     if (theItem->childCount()  < theFeaturesList.count()) {
 510       while (theItem->childCount() != theFeaturesList.count())
 511         theItem->addChild(createNewItem(theItem));
 512     } else {
 513       while (theItem->childCount() != theFeaturesList.count())
 514         theItem->removeChild(theItem->child(theItem->childCount() - 1));
 515     }
 516   }
 517   int i = 0;
 518   foreach(QStringList aFeature, theFeaturesList) {
 519     int aCol = 0;
 520     foreach(QString aText, aFeature) {
 521       if (aText.length() > 0) {
 522         theItem->child(i)->setText(aCol, aText);
 523         theItem->child(i)->setToolTip(aCol, aText);
 524       }
 525       aCol++;
 526     }
 527     i++;
 528   }
 529 }
 530
 531 FeaturePtr ParametersPlugin_WidgetParamsMgr::createParameter() const
 532 {
 533   SessionPtr aMgr = ModelAPI_Session::get();
 534   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 535
 536   FeaturePtr aFeature = aDoc->addFeature(ParametersPlugin_Parameter::ID());
 537   if (aFeature.get()) {
 538     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 539     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 540   }
 541   return aFeature;
 542 }
 543
 544
 545 QTreeWidgetItem* ParametersPlugin_WidgetParamsMgr::createNewItem(QTreeWidgetItem* theParent) const
 546 {
 547   QStringList aValues;
 548   aValues << NoName;
 549   aValues << NoValue;
 550
 551   QTreeWidgetItem* aItem = new QTreeWidgetItem(aValues);
 552   if (theParent == myParameters) {
 553     aItem->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled);
 554     aItem->setForeground(2, Qt::darkGray);
 555   } else
 556     aItem->setFlags(Qt::NoItemFlags);
 557   return aItem;
 558 }
 559
 560
 561 void ParametersPlugin_WidgetParamsMgr::onAdd()
 562 {
 563   FeaturePtr aFeature = createParameter();
 564   if (!aFeature.get())
 565     return;
 566
 567   myParametersList.append(aFeature);
 568   updateParametersPart();
 569
 570   QTreeWidgetItem* aItem = myParameters->child(myParameters->childCount() - 1);
 571
 572   myTable->scrollToItem(aItem);
 573   myTable->setCurrentItem(aItem);
 574   myTable->editItem(aItem);
 575
 576   enableButtons(false);
 577 }
 578
 579 QTreeWidgetItem* ParametersPlugin_WidgetParamsMgr::selectedItem() const
 580 {
 581   QList<QTreeWidgetItem*> aItemsList = myTable->selectedItems();
 582   if (aItemsList.count() == 0)
 583     return 0;
 584
 585   QTreeWidgetItem* aCurrentItem = aItemsList.first();
 586   if (aCurrentItem->parent() != myParameters)
 587     return 0;
 588
 589   return aCurrentItem;
 590 }
 591
 592
 593 void ParametersPlugin_WidgetParamsMgr::onInsert()
 594 {
 595   QTreeWidgetItem* aCurrentItem = selectedItem();
 596   if (!aCurrentItem)
 597     return;
 598
 599   SessionPtr aMgr = ModelAPI_Session::get();
 600   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 601
 602   FeaturePtr aNewFeature = createParameter();
 603   if (!aNewFeature.get())
 604     return;
 605
 606   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 607   if (aCurrentPos == 0) {
 608     aDoc->moveFeature(aNewFeature, FeaturePtr());
 609   } else {
 610     FeaturePtr aCurFeature = myParametersList.at(aCurrentPos - 1);
 611     aDoc->moveFeature(aNewFeature, aCurFeature);
 612   }
 613   updateParametersFeatures();
 614   updateParametersPart();
 615
 616   myTable->scrollToItem(aCurrentItem);
 617   myTable->setCurrentItem(aCurrentItem);
 618   myTable->editItem(aCurrentItem);
 619 }
 620
 621 void ParametersPlugin_WidgetParamsMgr::onRemove()
 622 {
 623   QTreeWidgetItem* aCurrentItem = selectedItem();
 624   if (!aCurrentItem)
 625     return;
 626
 627   SessionPtr aMgr = ModelAPI_Session::get();
 628   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 629
 630   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 631   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 632
 633   QObjectPtrList anObjects;
 634   anObjects.append(aCurFeature);
 635
 636   std::map<FeaturePtr, std::set<FeaturePtr> > aReferences;
 637   std::set<FeaturePtr> aFeatures;
 638   ModuleBase_Tools::convertToFeatures(anObjects, aFeatures);
 639   ModelAPI_Tools::findAllReferences(aFeatures, aReferences);
 640
 641   std::set<FeaturePtr> aFeatureRefsToDelete;
 642   if (ModuleBase_Tools::askToDelete(aFeatures, aReferences, this, aFeatureRefsToDelete)) {
 643     if (!aFeatureRefsToDelete.empty())
 644       aFeatures.insert(aFeatureRefsToDelete.begin(), aFeatureRefsToDelete.end());
 645     ModelAPI_Tools::removeFeatures(aFeatures, false);
 646
 647     Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_DELETED));
 648     Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
 649     updateParametersFeatures();
 650     updateFeaturesPart();
 651     updateParametersPart();
 652   }
 653 }
 654
 655 void ParametersPlugin_WidgetParamsMgr::onUp()
 656 {
 657   QTreeWidgetItem* aCurrentItem = selectedItem();
 658   if (!aCurrentItem)
 659     return;
 660
 661   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 662   if (aCurrentPos == 0)
 663     return;
 664   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 665
 666   SessionPtr aMgr = ModelAPI_Session::get();
 667   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 668
 669   if (aCurrentPos == 1)
 670     aDoc->moveFeature(aCurFeature, FeaturePtr());
 671   else
 672     aDoc->moveFeature(aCurFeature, myParametersList.at(aCurrentPos - 2));
 673
 674   // add the updated also the feature that goes down
 675   Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED));
 676   static Events_ID EVENT_UPD = Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED);
 677   ModelAPI_EventCreator::get()->sendUpdated(myParametersList.at(aCurrentPos - 1), EVENT_UPD);
 678   Events_Loop::loop()->flush(EVENT_UPD);
 679   Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED));
 680   Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_DELETED));
 681   Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
 682   updateParametersFeatures();
 683   updateParametersPart();
 684   updateFeaturesPart();
 685
 686   if (aCurrentPos > 0) {
 687     aCurrentItem = myParameters->child(aCurrentPos - 1);
 688     myTable->setCurrentItem(aCurrentItem);
 689     selectItemScroll(aCurrentItem);
 690   }
 691 }
 692
 693 void ParametersPlugin_WidgetParamsMgr::onDown()
 694 {
 695   QTreeWidgetItem* aCurrentItem = selectedItem();
 696   if (!aCurrentItem)
 697     return;
 698
 699   int aCurrentPos = myParameters->indexOfChild(aCurrentItem);
 700   if (aCurrentPos == (myParametersList.count() - 1))
 701     return;
 702   FeaturePtr aCurFeature = myParametersList.at(aCurrentPos);
 703
 704   SessionPtr aMgr = ModelAPI_Session::get();
 705   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 706   aDoc->moveFeature(aCurFeature, myParametersList.at(aCurrentPos + 1));
 707   // add the updated also the feature that goes up
 708   static Events_ID EVENT_UPD = Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED);
 709   ModelAPI_EventCreator::get()->sendUpdated(myParametersList.at(aCurrentPos + 1), EVENT_UPD);
 710
 711   Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED));
 712   Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED));
 713   Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED));
 714   Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_DELETED));
 715   Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
 716   updateParametersFeatures();
 717   updateParametersPart();
 718   updateFeaturesPart();
 719
 720   if (aCurrentPos < myParameters->childCount() - 1) {
 721     aCurrentItem = myParameters->child(aCurrentPos + 1);
 722     myTable->setCurrentItem(aCurrentItem);
 723     selectItemScroll(aCurrentItem);
 724   }
 725 }
 726
 727
 728 bool ParametersPlugin_WidgetParamsMgr::hasName(const QString& theName) const
 729 {
 730   int aCurrent = myDelegate->editIndex().row();
 731   int i = 0;
 732   foreach(FeaturePtr aFeature, myParametersList) {
 733     if ((i != aCurrent) && (aFeature->data()->name() == theName.toStdString()))
 734       return true;
 735     i++;
 736   }
 737   return false;
 738 }
 739
 740 void ParametersPlugin_WidgetParamsMgr::sendWarning()
 741 {
 742   QMessageBox::warning(this, tr("Warning"), myMessage);
 743   QTreeWidgetItem* aItem = myTable->currentItem();
 744   if (aItem)
 745     myTable->editItem(aItem);
 746 }
 747
 748 void ParametersPlugin_WidgetParamsMgr::onSelectionChanged()
 749 {
 750   QList<QTreeWidgetItem*> aItemsList = myTable->selectedItems();
 751   bool aIsValid = isValid();
 752   if (aIsValid) {
 753     bool isParameter = false;
 754     foreach(QTreeWidgetItem* aItem, aItemsList) {
 755       if (aItem->parent() == myParameters) {
 756         isParameter = true;
 757         break;
 758       }
 759     }
 760     myInsertBtn->setEnabled(isParameter);
 761     //myRemoveBtn->setEnabled(isParameter);
 762     myUpBtn->setEnabled(isParameter);
 763     myDownBtn->setEnabled(isParameter);
 764   } else {
 765     myInsertBtn->setEnabled(false);
 766     //myRemoveBtn->setEnabled(false);
 767     myUpBtn->setEnabled(false);
 768     myDownBtn->setEnabled(false);
 769   }
 770   myRemoveBtn->setEnabled(!aItemsList.isEmpty());
 771 }
 772
 773 void ParametersPlugin_WidgetParamsMgr::enableButtons(bool theEnable)
 774 {
 775   myAddBtn->setEnabled(theEnable);
 776   if (theEnable)
 777     onSelectionChanged();
 778   else {
 779     myInsertBtn->setEnabled(theEnable);
 780     //myRemoveBtn->setEnabled(theEnable);
 781     myUpBtn->setEnabled(theEnable);
 782     myDownBtn->setEnabled(theEnable);
 783   }
 784   myOkCancelBtn->button(QDialogButtonBox::Ok)->setEnabled(theEnable);
 785 }
 786
 787 bool ParametersPlugin_WidgetParamsMgr::isValid()
 788 {
 789   QTreeWidgetItem* aItem;
 790   for(int i = 0; i < myParameters->childCount(); i++) {
 791     aItem = myParameters->child(i);
 792     if ((aItem->text(Col_Name) == NoName) ||
 793         (aItem->text(Col_Equation) == NoValue) ||
 794         (!ModelAPI_Expression::isVariable(aItem->text(Col_Name).toStdString())) ) {
 795       return false;
 796     }
 797   }
 798   return true;
 799 }
 800
 801 void ParametersPlugin_WidgetParamsMgr::showEvent(QShowEvent* theEvent)
 802 {
 803   ModuleBase_ModelDialogWidget::showEvent(theEvent);
 804   SessionPtr aMgr = ModelAPI_Session::get();
 805   isUpplyBlocked = aMgr->isAutoUpdateBlocked();
 806   aMgr->blockAutoUpdate(true);
 807   Events_Loop* aLoop = Events_Loop::loop();
 808   aLoop->flush(aLoop->eventByName(EVENT_AUTOMATIC_RECOMPUTATION_DISABLE));
 809 }
 810
 811 void ParametersPlugin_WidgetParamsMgr::hideEvent(QHideEvent* theEvent)
 812 {
 813   ModuleBase_ModelDialogWidget::hideEvent(theEvent);
 814   SessionPtr aMgr = ModelAPI_Session::get();
 815   aMgr->blockAutoUpdate(isUpplyBlocked);
 816 }
 817
 818 void ParametersPlugin_WidgetParamsMgr::onShowPreview()
 819 {
 820   SessionPtr aMgr = ModelAPI_Session::get();
 821   aMgr->blockAutoUpdate(false);
 822   aMgr->blockAutoUpdate(true);
 823 }