Closes #1347

Author: dcwhite

src/Interface/Application/MainWindowCollaborators.cc

@@ -442,3 +442,15 @@ int DockManager::usedSpace() const
   return std::accumulate(currentDialogs_.begin(), currentDialogs_.end(), 0,
     [](int height, ModuleDialogGeneric* d) { return height + (d->isCollapsed() ? 0 : d->size().height()); });
 }
+
+QString SCIRun::Gui::networkBackgroundImage()
+{
+  auto date = QDate::currentDate();
+  if (12 == date.month() && 20 < date.day() && date.day() < 28)
+    return ":/general/Resources/ski.png";
+  if (11 == date.month() && 20 < date.day() && date.day() < 31)
+    return ":/general/Resources/turkey.png";
+  if (10 == date.month() && 31 == date.day())
+    return ":/general/Resources/pumpkin.png";
+  return ":/general/Resources/SCIgrid-small.png";
+}

src/Interface/Application/MainWindowCollaborators.h

@@ -252,6 +252,8 @@ namespace Gui {
     std::deque<ModuleDialogGeneric*> collapseQueue_;
     int usedSpace() const;
   };
+
+  QString networkBackgroundImage();
 }
 }
 #endif

src/Interface/Application/NetworkEditor.cc

@@ -77,7 +77,7 @@ NetworkEditor::NetworkEditor(const NetworkEditorParameters& params, QWidget* par
   moduleEventProxy_(new ModuleEventProxy),
   zLevelManager_(new ZLevelManager(scene_))
 {
-  setBackgroundBrush(QPixmap(":/general/Resources/SCIgrid-small.png"));
+  setBackgroundBrush(QPixmap(networkBackgroundImage()));
 
   setHighResolutionExpandFactor(highResolutionExpandFactor_);
 

src/Interface/Application/Resources/pumpkin.png

@@ -16,6 +16,9 @@
     <file>Resources/SCIgrid-large.png</file>
     <file>Resources/SCIgrid-medium.png</file>
     <file>Resources/SCIgrid-small.png</file>
+    <file>Resources/pumpkin.png</file>
+    <file>Resources/turkey.png</file>
+    <file>Resources/ski.png</file>
     <file>Resources/cursor_hand_icon.png</file>
     <file>Resources/redo.png</file>
     <file>Resources/undo.png</file>