12.2a: folders duplicate with their contents, folder opacity, format version 8, View > Snap (Compositor 1.1.5–1.1.6)

src/UI/LayerAppearanceControls.h

@@ -5,6 +5,7 @@
 #include <QWidget>
 
 class BlendModePicker;
+class QLabel;
 
 // The active layer's blend mode and opacity.
 class LayerAppearanceControls : public QWidget {
@@ -25,6 +26,7 @@ private:
 
     EditorSession &m_session;
     BlendModePicker *const m_picker;
+    QLabel *m_blendCaption = nullptr;
     QSlider *const m_slider;
     QLineEdit *const m_percentage;
     // The layer the controls were last made for.