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     // TODO: Use the feature kind definition like SKETCH_KIND instead of the direct text
 124     if (aFeature->getKind().compare("Sketch") != 0)
 125       return;
 126
 127     mySelectedFeature = aFeature;
 128     if (mySelectedFeature) {
 129       updateSelectionName();
 130       activateSelection(false);
 131       raisePanel();
 132     } else {
 133       myTextLine->setText("");
 134     }
 135     emit valuesChanged();
 136   }
 137 }
 138
 139 //********************************************************************
 140 void ModuleBase_SelectorWidget::updateSelectionName()
 141 {
 142   if (mySelectedFeature) {
 143     std::string aName;
 144     if (mySelectedFeature->data())
 145       aName = mySelectedFeature->data()->getName();
 146     else
 147       aName = boost::dynamic_pointer_cast<ModelAPI_Object>(mySelectedFeature)->getName();
 148
 149     myTextLine->setText(QString::fromStdString(aName));
 150   } else
 151     myTextLine->setText("");
 152 }
 153
 154 //********************************************************************
 155 bool ModuleBase_SelectorWidget::eventFilter(QObject* theObj, QEvent* theEvent)
 156 {
 157   if (theObj == myTextLine) {
 158     if (theEvent->type() == QEvent::Polish) {
 159       activateSelection(myActivateOnStart);
 160       onSelectionChanged();
 161     }
 162   }
 163   return ModuleBase_ModelWidget::eventFilter(theObj, theEvent);
 164 }
 165
 166 //********************************************************************
 167 void ModuleBase_SelectorWidget::enableOthersControls(bool toEnable) const
 168 {
 169   QWidget* aParent = myContainer->parentWidget();
 170   QList<QWidget*> aChldList = aParent->findChildren<QWidget*>();
 171   foreach(QWidget* aWgt, aChldList) {
 172     if ((aWgt != myLabel) && (aWgt != myActivateBtn) && (aWgt != myTextLine) && (aWgt != myContainer))
 173       aWgt->setEnabled(toEnable);
 174   }
 175 }
 176
 177 //********************************************************************
 178 void ModuleBase_SelectorWidget::activateSelection(bool toActivate)
 179 {
 180   enableOthersControls(!toActivate);
 181   myTextLine->setEnabled(toActivate);
 182
 183   if (toActivate)
 184     connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 185   else
 186     disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 187
 188   myActivateBtn->setDown(toActivate);
 189 }
 190
 191 //********************************************************************
 192 void ModuleBase_SelectorWidget::raisePanel() const
 193 {
 194   QWidget* aParent = myContainer->parentWidget();
 195   QWidget* aLastPanel = 0;
 196   while (!aParent->inherits("QDockWidget")) {
 197     aLastPanel = aParent;
 198     aParent = aParent->parentWidget();
 199     if (!aParent) return;
 200   }
 201   if (aParent->inherits("QDockWidget")) {
 202     QDockWidget* aTabWgt = (QDockWidget*) aParent;
 203     aTabWgt->raise();
 204   }
 205 }