diff --git a/src/gui/components/cc_signals.h b/src/gui/components/cc_signals.h
index 91bc79a5f..4a8cf0bb2 100644
--- a/src/gui/components/cc_signals.h
+++ b/src/gui/components/cc_signals.h
@@ -111,9 +111,16 @@ class CComponentsSignals : public sigc::trackable
 		///signal on leave CComponentsForm::ScrollPage()
 		sigc::signal<void> OnAfterScrollPage;
 
+		///signal on before paint()
 		sigc::signal<void> OnBeforePaint;
+		///signal on after paint()
 		sigc::signal<void> OnAfterPaint;
 
+		///signal on before execute hide()
+		sigc::signal<void> OnBeforeHide;
+		///signal on after execute hide()
+		sigc::signal<void> OnAfterHide;
+
 		///signal on CComponentsForm::setSelectedItem() is completed
 		sigc::signal<void> OnSelect;
 };