src/genericgui/TablePortsEdition.cxx

   1 // Copyright (C) 2006-2021  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "TablePortsEdition.hxx"
  21 #include "SchemaItem.hxx"
  22 #include "QtGuiContext.hxx"
  23 #include "GuiEditor.hxx"
  24 #include "guiObservers.hxx"
  25 #include "Catalog.hxx"
  26 #include "CatalogWidget.hxx"
  27 #include "DataPort.hxx"
  28 #include "InputPort.hxx"
  29 #include "OutputPort.hxx"
  30 #include "ElementaryNode.hxx"
  31 #include "Scene.hxx"
  32 #include "SceneItem.hxx"
  33 #include "SceneComposedNodeItem.hxx"
  34
  35 #include <QItemSelectionModel>
  36 #include <QDialog>
  37 #include <QInputDialog>
  38 #include <QHeaderView>
  39
  40 #include <cassert>
  41
  42 //#define _DEVDEBUG_
  43 #include "YacsTrace.hxx"
  44
  45 using namespace std;
  46 using namespace YACS::HMI;
  47 using namespace YACS::ENGINE;
  48
  49 YComboBox::YComboBox(QWidget *parent)
  50   : QComboBox(parent)
  51 {
  52   DEBTRACE("ComboBox::ComboBox");
  53 }
  54
  55 YComboBox::~YComboBox()
  56 {
  57 }
  58
  59 void YComboBox::hidePopup()
  60 {
  61   DEBTRACE("YComboBox::hidePopup");
  62   QComboBox::hidePopup();
  63   emit popupHide();
  64 }
  65
  66 void YComboBox::showPopup()
  67 {
  68   DEBTRACE("YComboBox::showPopup");
  69   QComboBox::showPopup();
  70   emit popupShow();
  71 }
  72
  73 void YComboBox::keyPressEvent(QKeyEvent *e)
  74 {
  75   //accept all key events but do nothing to avoid creating ports with keys
  76 }
  77
  78 #ifndef QT_NO_WHEELEVENT
  79 void YComboBox::wheelEvent(QWheelEvent *e)
  80 {
  81   //idem
  82 }
  83 #endif
  84
  85
  86 TablePortsEdition::TablePortsEdition(bool inPorts, QWidget *parent)
  87 {
  88   DEBTRACE("TablePortsEdition::TablePortsEdition");
  89   setupUi(this);
  90   _inPorts = inPorts;
  91   _node = 0;
  92   _nbUp = 0;
  93   if (tv_ports->horizontalHeader())
  94       tv_ports->horizontalHeader()->setStretchLastSection(true);
  95
  96   delete cb_insert;
  97   cb_insert = new YComboBox(layoutWidget);
  98   gridLayout1->addWidget(cb_insert, 0, 4, 1, 1);
  99   cb_insert->setToolTip("port creation: select a port type");
 100
 101   connect(cb_insert, SIGNAL(popupHide()),
 102           this, SLOT(oncb_insert_popupHide()));
 103   connect(cb_insert, SIGNAL(popupShow()),
 104           this, SLOT(oncb_insert_popupShow()));
 105
 106   connect(cb_insert, SIGNAL(activated(const QString&)),
 107           this, SLOT(oncb_insert_activated(const QString&)));
 108 }
 109
 110 TablePortsEdition::~TablePortsEdition()
 111 {
 112   DEBTRACE("TablePortsEdition::~TablePortsEdition");
 113 }
 114
 115 void TablePortsEdition::setNode(SubjectElementaryNode* node)
 116 {
 117   _node = node;
 118 }
 119
 120 void TablePortsEdition::on_pb_up_clicked()
 121 {
 122   DEBTRACE("TablePortsEdition::on_pb_up_clicked");
 123   upOrDown(1);// --- n>0 means go up n steps
 124   _nbUp = 0;
 125 }
 126
 127 void TablePortsEdition::on_pb_down_clicked()
 128 {
 129   DEBTRACE("TablePortsEdition::on_pb_down_clicked");
 130   upOrDown(0); // --- 0 means go down one step
 131   _nbUp = 0;
 132 }
 133
 134 /*! move up or down the port in the list of ports.
 135  *  when isUp = 0, go down one step, when isUp = n>0,
 136  *  go up n steps.
 137  */
 138 void TablePortsEdition::upOrDown(int isUp)
 139 {
 140   SchemaModel *model = QtGuiContext::getQtCurrent()->getSchemaModel();
 141   SubjectDataPort *spToMove = 0;
 142
 143   QModelIndexList items = tv_ports->selectionModel()->selection().indexes();
 144   QModelIndex index;
 145   if (!items.isEmpty()) index = items.first();
 146   SchemaItem *item = static_cast<SchemaItem*>(index.internalPointer());
 147
 148   if (item)
 149     {
 150       Subject *sub = item->getSubject();
 151       DEBTRACE(sub->getName());
 152       spToMove = dynamic_cast<SubjectDataPort*>(sub);
 153     }
 154
 155   if (spToMove)
 156     {
 157       Subject *sub = item->parent()->getSubject();
 158       SubjectElementaryNode* sen = dynamic_cast<SubjectElementaryNode*>(sub);
 159       YASSERT(sen);
 160       sen->OrderDataPorts(spToMove,isUp);
 161       if (Scene::_autoComputeLinks)
 162         {
 163           YACS::HMI::SubjectProc* subproc = QtGuiContext::getQtCurrent()->getSubjectProc();
 164           SceneItem *item = QtGuiContext::getQtCurrent()->_mapOfSceneItem[subproc];
 165           SceneComposedNodeItem *proc = dynamic_cast<SceneComposedNodeItem*>(item);
 166           proc->rebuildLinks();
 167         }
 168
 169       QItemSelectionModel *selectionModel = tv_ports->selectionModel();
 170       QModelIndex topLeft=item->modelIndex(0);
 171       QItemSelection selection(topLeft, topLeft);
 172       selectionModel->select(selection, QItemSelectionModel::Select);
 173     }
 174 }
 175
 176 void TablePortsEdition::on_pb_insert_clicked()
 177 {
 178   DEBTRACE("TablePortsEdition::on_pb_insert_clicked");
 179   SchemaModel *model = QtGuiContext::getQtCurrent()->getSchemaModel();
 180   SubjectDataPort *spBefore = 0;
 181   _nbUp = 0;
 182
 183   QModelIndexList items = tv_ports->selectionModel()->selection().indexes();
 184   QModelIndex index;
 185   if (!items.isEmpty()) index = items.first();
 186   SchemaItem *item = static_cast<SchemaItem*>(index.internalPointer());
 187   if (!item)
 188     return;
 189
 190   Subject *sub = item->getSubject();
 191   DEBTRACE(sub->getName());
 192   spBefore = dynamic_cast<SubjectDataPort*>(sub);
 193   DataPort *port = spBefore->getPort();
 194
 195   bool isInput = false;
 196   if (dynamic_cast<SubjectInputPort*>(spBefore))
 197     isInput = true;
 198
 199   sub = item->parent()->getSubject();
 200   SubjectElementaryNode* sen = dynamic_cast<SubjectElementaryNode*>(sub);
 201   YASSERT(sen);
 202   ElementaryNode* father = dynamic_cast<ElementaryNode*>(sen->getNode());
 203
 204   if (isInput)
 205     {
 206       int rang = 0;
 207       list<InputPort*> plist = father->getSetOfInputPort();
 208       list<InputPort*>::iterator pos = plist.begin();
 209       for (; (*pos) != port; pos++)
 210         rang++;
 211       _nbUp = plist.size() -rang;
 212     }
 213   else
 214     {
 215       int rang = 0;
 216       list<OutputPort*> plist = father->getSetOfOutputPort();
 217       list<OutputPort*>::iterator pos = plist.begin();
 218       for (; (*pos) != port; pos++)
 219         rang++;
 220       _nbUp = plist.size() -rang;
 221     }
 222
 223   DEBTRACE(_nbUp);
 224   cb_insert->showPopup();
 225 }
 226
 227 void TablePortsEdition::oncb_insert_activated(const QString& text)
 228 {
 229   DEBTRACE("TablePortsEdition::oncb_insert_activated " << text.toStdString());
 230   SubjectDataPort *spBefore = 0;
 231   QModelIndexList items = tv_ports->selectionModel()->selection().indexes();
 232   QModelIndex index;
 233   if (!items.isEmpty()) index = items.first();
 234   SchemaItem *item = static_cast<SchemaItem*>(index.internalPointer());
 235   if (item)
 236     {
 237       Subject *sub = item->getSubject();
 238       DEBTRACE(sub->getName());
 239       spBefore = dynamic_cast<SubjectDataPort*>(sub);
 240     }
 241   string portType = text.toStdString();
 242   QStringList defaultTypes;
 243   defaultTypes << "Int" << "Double" << "String" << "Bool";
 244   if (defaultTypes.contains(text))
 245     portType = text.toLower().toStdString();
 246   YACS::ENGINE::Catalog *catalog =
 247     QtGuiContext::getQtCurrent()->getGMain()->getCatalogWidget()->getCatalogFromType(portType);
 248   if (!catalog) catalog = QtGuiContext::getQtCurrent()->getCurrentCatalog();
 249   YASSERT(catalog);
 250   GuiEditor *editor = QtGuiContext::getQtCurrent()->getGMain()->_guiEditor;
 251   SubjectDataPort * sdp = 0;
 252   if (_inPorts)
 253     sdp = editor->CreateInputPort(_node, "", catalog, portType, spBefore);
 254   else
 255     sdp = editor->CreateOutputPort(_node, "", catalog, portType, spBefore);
 256   if (_nbUp)
 257     {
 258       DEBTRACE("move up created port " << _nbUp);
 259       _node->OrderDataPorts(sdp, _nbUp);
 260       _nbUp = 0;
 261     }
 262 }
 263
 264 void TablePortsEdition::on_pb_remove_clicked()
 265 {
 266   DEBTRACE("TablePortsEdition::on_pb_remove_clicked");
 267   SchemaModel *model = QtGuiContext::getQtCurrent()->getSchemaModel();
 268   SubjectDataPort *spToRemove = 0;
 269   QModelIndexList items = tv_ports->selectionModel()->selection().indexes();
 270   QModelIndex index;
 271   if (!items.isEmpty()) index = items.first();
 272   SchemaItem *item = static_cast<SchemaItem*>(index.internalPointer());
 273   if (item)
 274     {
 275       Subject *sub = item->getSubject();
 276       DEBTRACE(sub->getName());
 277       spToRemove = dynamic_cast<SubjectDataPort*>(sub);
 278     }
 279   if (spToRemove)
 280     {
 281       QtGuiContext::getQtCurrent()->getGMain()->_guiEditor->DeleteSubject(spToRemove->getParent(),
 282                                                                           spToRemove);
 283     }
 284 }
 285
 286 void TablePortsEdition::adjustColumns()
 287 {
 288   DEBTRACE("TablePortsEdition::adjustColumns");
 289   if (!tv_ports->isColumnHidden(YLabel))
 290     tv_ports->resizeColumnToContents(YLabel);
 291   if (!tv_ports->isColumnHidden(YType))
 292     tv_ports->resizeColumnToContents(YType);
 293 }
 294
 295
 296 void TablePortsEdition::setEditablePorts(bool isEditable)
 297 {
 298   DEBTRACE("TablePortsEdition::setEditablePorts " << isEditable);
 299   if (QtGuiContext::getQtCurrent()->isEdition())
 300     {
 301       tv_ports->setColumnHidden(YType,  false);
 302       tv_ports->setColumnHidden(YValue, false);
 303     }
 304   else
 305     {
 306       isEditable = false; // --- no edition in execution !
 307       tv_ports->setColumnHidden(YType,  true);
 308       tv_ports->setColumnHidden(YState, false);
 309     }
 310
 311   if (tv_ports->verticalHeader())
 312     tv_ports->verticalHeader()->setVisible(false);
 313
 314
 315   pb_up->setEnabled(isEditable);
 316   pb_down->setEnabled(isEditable);
 317   pb_insert->setEnabled(isEditable);
 318   pb_remove->setEnabled(isEditable);
 319   cb_insert->setEnabled(isEditable);
 320   if (isEditable)
 321     {
 322       pb_up->show();
 323       pb_down->show();
 324       pb_insert->show();
 325       pb_remove->show();
 326       cb_insert->show();
 327     }
 328   else
 329     {
 330       pb_up->hide();
 331       pb_down->hide();
 332       pb_insert->hide();
 333       pb_remove->hide();
 334       cb_insert->hide();
 335     }
 336 }
 337
 338 void TablePortsEdition::oncb_insert_popupHide()
 339 {
 340   DEBTRACE("TablePortsEdition::oncb_insert_popupHide");
 341   if (cb_insert->currentIndex() < 0)
 342     _nbUp = 0; // --- no selection, no port creation, no move
 343   DEBTRACE(_nbUp);
 344 }
 345
 346 void TablePortsEdition::oncb_insert_popupShow()
 347 {
 348   DEBTRACE("TablePortsEdition::oncb_insert_popupShow");
 349 }
 350