set default background

Author: cbrightsci

src/Interface/Modules/Render/ViewScene.cc

@@ -377,7 +377,7 @@ void ViewSceneDialog::configurationButtonClicked()
 }
 
 //------------------------------------------------------------------------------
-void ViewSceneDialog::assignDefaultMeshColor()
+void ViewSceneDialog::assignBackgroundColor()
 {
   QColor bgColor = Qt::black;
   auto newColor = QColorDialog::getColor(bgColor, this, "Choose background color");

src/Interface/Modules/Render/ViewScene.h

@@ -83,7 +83,7 @@ namespace SCIRun {
       void viewAxisSelected(int index);
       void viewVectorSelected(int index);
       void configurationButtonClicked();
-      void assignDefaultMeshColor();
+      void assignBackgroundColor();
 
     protected:
       virtual void closeEvent(QCloseEvent* evt) override;

src/Interface/Modules/Render/ViewSceneControlsDock.cc

@@ -49,7 +49,9 @@ ViewSceneControlsDock::ViewSceneControlsDock(const QString& name, ViewSceneDialo
 
   connect(orientationCheckBox_, SIGNAL(clicked(bool)), parent, SLOT(showOrientationChecked(bool)));
   connect(mouseControlComboBox_, SIGNAL(currentIndexChanged(int)), parent, SLOT(menuMouseControlChanged(int)));
-  connect(setBackgroundColorPushButton_, SIGNAL(clicked()), parent, SLOT(assignDefaultMeshColor()));
+  connect(setBackgroundColorPushButton_, SIGNAL(clicked()), parent, SLOT(assignBackgroundColor()));
+
+  setSampleColor(Qt::black);
 
   WidgetStyleMixin::tabStyle(tabWidget);
 }