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), myWorkshop(theWorkshop), myActivateOnStart(false)
  31 {
  32   myFeatureAttributeID = theData->widgetId();
  33
  34   myContainer = new QWidget(theParent);
  35   QHBoxLayout* aLayout = new QHBoxLayout(myContainer);
  36
  37   aLayout->setContentsMargins(0, 0, 0, 0);
  38   QString aLabelText = QString::fromStdString(theData->widgetLabel());
  39   QString aLabelIcon = QString::fromStdString(theData->widgetIcon());
  40   myLabel = new QLabel(aLabelText, myContainer);
  41   myLabel->setPixmap(QPixmap(aLabelIcon));
  42
  43   aLayout->addWidget(myLabel);
  44
  45   QString aToolTip = QString::fromStdString(theData->widgetTooltip());
  46   myTextLine = new QLineEdit(myContainer);
  47   myTextLine->setReadOnly(true);
  48   myTextLine->setToolTip(aToolTip);
  49   myTextLine->installEventFilter(this);
  50
  51   aLayout->addWidget(myTextLine);
  52
  53   myActivateBtn = new QToolButton(myContainer);
  54   myActivateBtn->setIcon(QIcon(":icons/hand_point.png"));
  55   myActivateBtn->setCheckable(true);
  56   myActivateBtn->setToolTip(tr("Activate/Deactivate selection"));
  57   connect(myActivateBtn, SIGNAL(toggled(bool)), this, SLOT(activateSelection(bool)));
  58
  59   aLayout->addWidget(myActivateBtn);
  60
  61   QString aActivateTxt = QString::fromStdString(theData->getProperty("activate"));
  62   if (!aActivateTxt.isNull()) {
  63     myActivateOnStart = (aActivateTxt == "true");
  64   }
  65 }
  66
  67 //********************************************************************
  68 ModuleBase_SelectorWidget::~ModuleBase_SelectorWidget()
  69 {
  70 }
  71
  72 //********************************************************************
  73 bool ModuleBase_SelectorWidget::storeValue(FeaturePtr theFeature) const
  74 {
  75   DataPtr aData = theFeature->data();
  76   boost::shared_ptr<ModelAPI_AttributeReference> aRef =
  77     boost::dynamic_pointer_cast<ModelAPI_AttributeReference>(aData->attribute(myFeatureAttributeID));
  78
  79   FeaturePtr aFeature = aRef->value();
  80   if (!(aFeature && aFeature->isSame(mySelectedFeature))) {
  81     aRef->setValue(mySelectedFeature);
  82     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_FEATURE_UPDATED));
  83   }
  84   return true;
  85 }
  86
  87 //********************************************************************
  88 bool ModuleBase_SelectorWidget::restoreValue(FeaturePtr theFeature)
  89 {
  90   DataPtr aData = theFeature->data();
  91   boost::shared_ptr<ModelAPI_AttributeReference> aRef = aData->reference(myFeatureAttributeID);
  92
  93   bool isBlocked = this->blockSignals(true);
  94   mySelectedFeature = aRef->value();
  95   updateSelectionName();
  96
  97   this->blockSignals(isBlocked);
  98   return true;
  99 }
 100
 101 //********************************************************************
 102 QList<QWidget*> ModuleBase_SelectorWidget::getControls() const
 103 {
 104   QList<QWidget*> aControls;
 105   aControls.append(myLabel);
 106   aControls.append(myTextLine);
 107   aControls.append(myActivateBtn);
 108   return aControls;
 109 }
 110
 111 //********************************************************************
 112 void ModuleBase_SelectorWidget::onSelectionChanged()
 113 {
 114   QList<FeaturePtr> aFeatures = myWorkshop->selectedFeatures();
 115   if (aFeatures.size() > 0) {
 116     FeaturePtr aFeature = aFeatures.first();
 117     if ((!mySelectedFeature) && (!aFeature))
 118       return;
 119     if (mySelectedFeature && aFeature && mySelectedFeature->isSame(aFeature))
 120       return;
 121
 122     // TODO: Check that the selection corresponds to selection type
 123     if (aFeature->getKind().compare("Sketch") != 0)
 124       return;
 125
 126     mySelectedFeature = aFeature;
 127     if (mySelectedFeature) {
 128       updateSelectionName();
 129       activateSelection(false);
 130       raisePanel();
 131     } else {
 132       myTextLine->setText("");
 133     }
 134     emit valuesChanged();
 135   }
 136 }
 137
 138 //********************************************************************
 139 void ModuleBase_SelectorWidget::updateSelectionName()
 140 {
 141   if (mySelectedFeature) {
 142     std::string aName;
 143     if (mySelectedFeature->data())
 144       aName = mySelectedFeature->data()->getName();
 145     else
 146       aName = boost::dynamic_pointer_cast<ModelAPI_Object>(mySelectedFeature)->getName();
 147
 148     myTextLine->setText(QString::fromStdString(aName));
 149   } else
 150     myTextLine->setText("");
 151 }
 152
 153 //********************************************************************
 154 bool ModuleBase_SelectorWidget::eventFilter(QObject* theObj, QEvent* theEvent)
 155 {
 156   if (theObj == myTextLine) {
 157     if (theEvent->type() == QEvent::Polish) {
 158       activateSelection(myActivateOnStart);
 159       onSelectionChanged();
 160     }
 161   }
 162   return ModuleBase_ModelWidget::eventFilter(theObj, theEvent);
 163 }
 164
 165 //********************************************************************
 166 void ModuleBase_SelectorWidget::enableOthersControls(bool toEnable) const
 167 {
 168   QWidget* aParent = myContainer->parentWidget();
 169   QList<QWidget*> aChldList = aParent->findChildren<QWidget*>();
 170   foreach(QWidget* aWgt, aChldList) {
 171     if ((aWgt != myLabel) && (aWgt != myActivateBtn) && (aWgt != myTextLine) && (aWgt != myContainer))
 172       aWgt->setEnabled(toEnable);
 173   }
 174 }
 175
 176 //********************************************************************
 177 void ModuleBase_SelectorWidget::activateSelection(bool toActivate)
 178 {
 179   enableOthersControls(!toActivate);
 180   myTextLine->setEnabled(toActivate);
 181
 182   if (toActivate)
 183     connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 184   else
 185     disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 186
 187   myActivateBtn->setDown(toActivate);
 188 }
 189
 190 //********************************************************************
 191 void ModuleBase_SelectorWidget::raisePanel() const
 192 {
 193   QWidget* aParent = myContainer->parentWidget();
 194   QWidget* aLastPanel = 0;
 195   while (!aParent->inherits("QDockWidget")) {
 196     aLastPanel = aParent;
 197     aParent = aParent->parentWidget();
 198     if (!aParent) return;
 199   }
 200   if (aParent->inherits("QDockWidget")) {
 201     QDockWidget* aTabWgt = (QDockWidget*) aParent;
 202     aTabWgt->raise();
 203   }
 204 }