src/ModuleBase/ModuleBase_SelectorWidget.cpp

   1 // File:        ModuleBase_SelectorWidget.h
   2 // Created:     2 June 2014
   3 // Author:      Vitaly Smetannikov
   4
   5
   6 #include "ModuleBase_SelectorWidget.h"
   7 #include "ModuleBase_IWorkshop.h"
   8
   9 #include <Events_Loop.h>
  10 #include <Model_Events.h>
  11
  12 #include <ModelAPI_Data.h>
  13 #include <ModelAPI_Object.h>
  14 #include <ModelAPI_AttributeReference.h>
  15 #include <Config_WidgetAPI.h>
  16
  17 #include <QWidget>
  18 #include <QLayout>
  19 #include <QLabel>
  20 #include <QLineEdit>
  21 #include <QToolButton>
  22 #include <QString>
  23 #include <QEvent>
  24 #include <QDockWidget>
  25
  26
  27 ModuleBase_SelectorWidget::ModuleBase_SelectorWidget(QWidget* theParent,
  28                                                      ModuleBase_IWorkshop* theWorkshop,
  29                                                      const Config_WidgetAPI* theData)
  30 : ModuleBase_ModelWidget(theParent, theData), myWorkshop(theWorkshop), myActivateOnStart(false)
  31 {
  32   myContainer = new QWidget(theParent);
  33   QHBoxLayout* aLayout = new QHBoxLayout(myContainer);
  34
  35   aLayout->setContentsMargins(0, 0, 0, 0);
  36   QString aLabelText = QString::fromStdString(theData->widgetLabel());
  37   QString aLabelIcon = QString::fromStdString(theData->widgetIcon());
  38   myLabel = new QLabel(aLabelText, myContainer);
  39   myLabel->setPixmap(QPixmap(aLabelIcon));
  40
  41   aLayout->addWidget(myLabel);
  42
  43   QString aToolTip = QString::fromStdString(theData->widgetTooltip());
  44   myTextLine = new QLineEdit(myContainer);
  45   myTextLine->setReadOnly(true);
  46   myTextLine->setToolTip(aToolTip);
  47   myTextLine->installEventFilter(this);
  48
  49   aLayout->addWidget(myTextLine);
  50
  51   myActivateBtn = new QToolButton(myContainer);
  52   myActivateBtn->setIcon(QIcon(":icons/hand_point.png"));
  53   myActivateBtn->setCheckable(true);
  54   myActivateBtn->setToolTip(tr("Activate/Deactivate selection"));
  55   connect(myActivateBtn, SIGNAL(toggled(bool)), this, SLOT(activateSelection(bool)));
  56
  57   aLayout->addWidget(myActivateBtn);
  58
  59   QString aActivateTxt = QString::fromStdString(theData->getProperty("activate"));
  60   if (!aActivateTxt.isNull()) {
  61     myActivateOnStart = (aActivateTxt == "true");
  62   }
  63 }
  64
  65 //********************************************************************
  66 ModuleBase_SelectorWidget::~ModuleBase_SelectorWidget()
  67 {
  68 }
  69
  70 //********************************************************************
  71 bool ModuleBase_SelectorWidget::storeValue(FeaturePtr theFeature) const
  72 {
  73   DataPtr aData = theFeature->data();
  74   boost::shared_ptr<ModelAPI_AttributeReference> aRef =
  75     boost::dynamic_pointer_cast<ModelAPI_AttributeReference>(aData->attribute(attributeID()));
  76
  77   FeaturePtr aFeature = aRef->value();
  78   if (!(aFeature && aFeature->isSame(mySelectedFeature))) {
  79     aRef->setValue(mySelectedFeature);
  80     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_FEATURE_UPDATED));
  81   }
  82   return true;
  83 }
  84
  85 //********************************************************************
  86 bool ModuleBase_SelectorWidget::restoreValue(FeaturePtr theFeature)
  87 {
  88   DataPtr aData = theFeature->data();
  89   boost::shared_ptr<ModelAPI_AttributeReference> aRef = aData->reference(attributeID());
  90
  91   bool isBlocked = this->blockSignals(true);
  92   mySelectedFeature = aRef->value();
  93   updateSelectionName();
  94
  95   this->blockSignals(isBlocked);
  96   return true;
  97 }
  98
  99 //********************************************************************
 100 QList<QWidget*> ModuleBase_SelectorWidget::getControls() const
 101 {
 102   QList<QWidget*> aControls;
 103   aControls.append(myLabel);
 104   aControls.append(myTextLine);
 105   aControls.append(myActivateBtn);
 106   return aControls;
 107 }
 108
 109 //********************************************************************
 110 void ModuleBase_SelectorWidget::onSelectionChanged()
 111 {
 112   QList<FeaturePtr> aFeatures = myWorkshop->selectedFeatures();
 113   if (aFeatures.size() > 0) {
 114     FeaturePtr aFeature = aFeatures.first();
 115     if ((!mySelectedFeature) && (!aFeature))
 116       return;
 117     if (mySelectedFeature && aFeature && mySelectedFeature->isSame(aFeature))
 118       return;
 119
 120     // TODO: Check that the selection corresponds to selection type
 121     // TODO: Use the feature kind definition like SKETCH_KIND instead of the direct text
 122     if (aFeature->getKind().compare("Sketch") != 0)
 123       return;
 124
 125     mySelectedFeature = aFeature;
 126     if (mySelectedFeature) {
 127       updateSelectionName();
 128       activateSelection(false);
 129       raisePanel();
 130     } else {
 131       myTextLine->setText("");
 132     }
 133     emit valuesChanged();
 134   }
 135 }
 136
 137 //********************************************************************
 138 void ModuleBase_SelectorWidget::updateSelectionName()
 139 {
 140   if (mySelectedFeature) {
 141     std::string aName;
 142     if (mySelectedFeature->data())
 143       aName = mySelectedFeature->data()->getName();
 144     else
 145       aName = boost::dynamic_pointer_cast<ModelAPI_Object>(mySelectedFeature)->getName();
 146
 147     myTextLine->setText(QString::fromStdString(aName));
 148   } else
 149     myTextLine->setText("");
 150 }
 151
 152 //********************************************************************
 153 bool ModuleBase_SelectorWidget::eventFilter(QObject* theObj, QEvent* theEvent)
 154 {
 155   if (theObj == myTextLine) {
 156     if (theEvent->type() == QEvent::Polish) {
 157       activateSelection(myActivateOnStart);
 158       onSelectionChanged();
 159     }
 160   }
 161   return ModuleBase_ModelWidget::eventFilter(theObj, theEvent);
 162 }
 163
 164 //********************************************************************
 165 void ModuleBase_SelectorWidget::enableOthersControls(bool toEnable) const
 166 {
 167   QWidget* aParent = myContainer->parentWidget();
 168   QList<QWidget*> aChldList = aParent->findChildren<QWidget*>();
 169   foreach(QWidget* aWgt, aChldList) {
 170     if ((aWgt != myLabel) && (aWgt != myActivateBtn) && (aWgt != myTextLine) && (aWgt != myContainer))
 171       aWgt->setEnabled(toEnable);
 172   }
 173 }
 174
 175 //********************************************************************
 176 void ModuleBase_SelectorWidget::activateSelection(bool toActivate)
 177 {
 178   enableOthersControls(!toActivate);
 179   myTextLine->setEnabled(toActivate);
 180
 181   if (toActivate)
 182     connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 183   else
 184     disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 185
 186   myActivateBtn->setDown(toActivate);
 187 }
 188
 189 //********************************************************************
 190 void ModuleBase_SelectorWidget::raisePanel() const
 191 {
 192   QWidget* aParent = myContainer->parentWidget();
 193   QWidget* aLastPanel = 0;
 194   while (!aParent->inherits("QDockWidget")) {
 195     aLastPanel = aParent;
 196     aParent = aParent->parentWidget();
 197     if (!aParent) return;
 198   }
 199   if (aParent->inherits("QDockWidget")) {
 200     QDockWidget* aTabWgt = (QDockWidget*) aParent;
 201     aTabWgt->raise();
 202   }
 203 }