Within Issue #143 highlight active inputs

[modules/shaper.git] / src / ModuleBase / ModuleBase_ModelWidget.cpp

diff --git a/src/ModuleBase/ModuleBase_ModelWidget.cpp b/src/ModuleBase/ModuleBase_ModelWidget.cpp
index 6ad8f52054e0d506b402cffcfeb092dcceccf833..e2b934ee6de130eff7fab5672b876f9a0daf21e6 100644 (file)
--- a/src/ModuleBase/ModuleBase_ModelWidget.cpp
+++ b/src/ModuleBase/ModuleBase_ModelWidget.cpp
@@ -7,18 +7,26 @@
 #include <ModelAPI_Data.h>
 #include <ModelAPI_Attribute.h>
 #include <ModelAPI_Events.h>
+#include <ModelAPI_Session.h>
 
-#include "Config_WidgetAPI.h"
+#include <Config_Keywords.h>
+#include <Config_WidgetAPI.h>
 
 #include <Events_Loop.h>
 
+#include <QEvent>
 #include <QWidget>
+#include <QGraphicsDropShadowEffect>
+#include <QColor>
+#include <QLabel>
 
-ModuleBase_ModelWidget::ModuleBase_ModelWidget(QObject* theParent, const Config_WidgetAPI* theData,
+ModuleBase_ModelWidget::ModuleBase_ModelWidget(QWidget* theParent, const Config_WidgetAPI* theData,
                                                const std::string& theParentId)
     : QObject(theParent),
       myParentId(theParentId)
 {
+  myIsComputedDefault = false;
+  myIsObligatory = theData ? theData->getBooleanAttribute(FEATURE_OBLIGATORY, true) : true;
   myAttributeID = theData ? theData->widgetId() : "";
 }
 
@@ -27,6 +35,41 @@ bool ModuleBase_ModelWidget::isInitialized(ObjectPtr theObject) const
   return theObject->data()->attribute(attributeID())->isInitialized();
 }
 
+void ModuleBase_ModelWidget::enableFocusProcessing()
+{
+  QList<QWidget*> aMyControls = getControls();
+  foreach(QWidget*  eachControl, aMyControls) {
+    if(!myFocusInWidgets.contains(eachControl)) {
+      enableFocusProcessing(eachControl);
+    }
+  }
+}
+
+void ModuleBase_ModelWidget::setHighlighted(bool isHighlighted)
+{
+  QList<QWidget*> aWidgetList = getControls();
+  foreach(QWidget* aWidget, aWidgetList) {
+    QLabel* aLabel = qobject_cast<QLabel*>(aWidget);
+    // We won't set the effect to QLabels - it looks ugly
+    if(aLabel) continue;
+    if(isHighlighted) {
+      // If effect is the installed on a different widget, setGraphicsEffect() will
+      // remove the effect from the widget and install it on this widget.
+      // That's why we create a new effect for each widget
+      QGraphicsDropShadowEffect* aGlowEffect = new QGraphicsDropShadowEffect();
+      aGlowEffect->setOffset(.0);
+      aGlowEffect->setBlurRadius(10.0);
+      aGlowEffect->setColor(QColor(0, 170, 255)); // Light-blue color, #00AAFF
+      aWidget->setGraphicsEffect(aGlowEffect);
+    } else {
+      QGraphicsEffect* anEffect = aWidget->graphicsEffect();
+      if(anEffect)
+        anEffect->deleteLater();
+      aWidget->setGraphicsEffect(NULL);
+    }
+  }
+}
+
 bool ModuleBase_ModelWidget::focusTo()
 {
   QList<QWidget*> aControls = getControls();
@@ -41,9 +84,28 @@ bool ModuleBase_ModelWidget::focusTo()
   return true;
 }
 
+
 void ModuleBase_ModelWidget::updateObject(ObjectPtr theObj) const
 {
   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
   static Events_ID anEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
   ModelAPI_EventCreator::get()->sendUpdated(theObj, anEvent);
 }
+
+void ModuleBase_ModelWidget::enableFocusProcessing(QWidget* theWidget)
+{
+  theWidget->setFocusPolicy(Qt::StrongFocus);
+  theWidget->installEventFilter(this);
+  myFocusInWidgets.append(theWidget);
+}
+
+bool ModuleBase_ModelWidget::eventFilter(QObject* theObject, QEvent *theEvent)
+{
+  QWidget* aWidget = qobject_cast<QWidget*>(theObject);
+  if (theEvent->type() == QEvent::MouseButtonRelease && 
+      myFocusInWidgets.contains(aWidget)) {
+    emit focusInWidget(this);
+  } 
+  // pass the event on to the parent class
+  return QObject::eventFilter(theObject, theEvent);
+}