AButton::SetToolTip takes TranslatableString

src/widgets/AButton.cpp

@@ -285,6 +285,11 @@ void AButton::UseDisabledAsDownHiliteImage(bool flag)
    mUseDisabledAsDownHiliteImage = flag;
 }
 
+void AButton::SetToolTip( TranslatableString toolTip )
+{
+   wxWindow::SetToolTip( toolTip.Strip().Translation() );
+}
+
 // This compensates for a but in wxWidgets 3.0.2 for mac:
 // Couldn't set focus from keyboard when AcceptsFocus returns false;
 // this bypasses that limitation
@@ -445,7 +450,7 @@ void AButton::OnMouseEvent(wxMouseEvent & event)
       // to make it pop up when we want it.
       auto text = GetToolTipText();
       UnsetToolTip();
-      SetToolTip(text);
+      wxWindow::SetToolTip(text);
       mCursorIsInWindow = true;
    }
    else if (event.Leaving())

src/widgets/AButton.h

@@ -20,6 +20,7 @@
 #include "ImageRoll.h" // member variable
 
 class wxImage;
+class TranslatableString;
 
 class AButton final : public wxWindow {
    friend class AButtonAx;
@@ -55,6 +56,9 @@ class AButton final : public wxWindow {
 
    virtual ~ AButton();
 
+   // overload and hide the inherited function that takes naked wxString:
+   void SetToolTip(TranslatableString toolTip);
+   
    bool AcceptsFocus() const override { return s_AcceptsFocus; }
    bool AcceptsFocusFromKeyboard() const override { return mEnabled; }