src/ModuleBase/ModuleBase_ModelWidget.cpp

   1 // File:        ModuleBase_ModelWidget.h
   2 // Created:     25 Apr 2014
   3 // Author:      Natalia ERMOLAEVA
   4
   5 #include "ModuleBase_ModelWidget.h"
   6
   7 #include <ModelAPI_Data.h>
   8 #include <ModelAPI_Attribute.h>
   9 #include <ModelAPI_Events.h>
  10 #include <ModelAPI_Session.h>
  11
  12 #include <Config_Keywords.h>
  13 #include <Config_WidgetAPI.h>
  14
  15 #include <Events_Loop.h>
  16
  17 #include <QEvent>
  18 #include <QWidget>
  19
  20 ModuleBase_ModelWidget::ModuleBase_ModelWidget(QObject* theParent, const Config_WidgetAPI* theData,
  21                                                const std::string& theParentId)
  22     : QObject(theParent),
  23       myParentId(theParentId)
  24 {
  25   myIsComputedDefault = false;
  26   myIsObligatory = theData ? theData->getBooleanAttribute(FEATURE_OBLIGATORY, true) : true;
  27   myAttributeID = theData ? theData->widgetId() : "";
  28 }
  29
  30 bool ModuleBase_ModelWidget::isInitialized(ObjectPtr theObject) const
  31 {
  32   return theObject->data()->attribute(attributeID())->isInitialized();
  33 }
  34
  35 void ModuleBase_ModelWidget::enableFocusProcessing()
  36 {
  37   QList<QWidget*> aMyControls = getControls();
  38   foreach(QWidget*  eachControl, aMyControls) {
  39     if(!myFocusInWidgets.contains(eachControl)) {
  40       enableFocusProcessing(eachControl);
  41     }
  42   }
  43 }
  44
  45 bool ModuleBase_ModelWidget::focusTo()
  46 {
  47   QList<QWidget*> aControls = getControls();
  48   QList<QWidget*>::const_iterator anIt = aControls.begin(), aLast = aControls.end();
  49   for (; anIt != aLast; anIt++) {
  50     QWidget* aWidget = *anIt;
  51     if (aWidget && aWidget->focusPolicy() != Qt::NoFocus) {
  52       aWidget->setFocus();
  53       break;
  54     }
  55   }
  56   return true;
  57 }
  58
  59
  60 void ModuleBase_ModelWidget::updateObject(ObjectPtr theObj) const
  61 {
  62   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
  63   static Events_ID anEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
  64   ModelAPI_EventCreator::get()->sendUpdated(theObj, anEvent);
  65 }
  66
  67 void ModuleBase_ModelWidget::enableFocusProcessing(QWidget* theWidget)
  68 {
  69   theWidget->setFocusPolicy(Qt::StrongFocus);
  70   theWidget->installEventFilter(this);
  71   myFocusInWidgets.append(theWidget);
  72 }
  73
  74 bool ModuleBase_ModelWidget::eventFilter(QObject* theObject, QEvent *theEvent)
  75 {
  76   QWidget* aWidget = dynamic_cast<QWidget*>(theObject);
  77   if (theEvent->type() == QEvent::MouseButtonRelease &&
  78       myFocusInWidgets.contains(aWidget)) {
  79     emit focusInWidget(this);
  80   }
  81   // pass the event on to the parent class
  82   return QObject::eventFilter(theObject, theEvent);
  83 }