TranslatableString for names, labels, tooltips of wxPanelWrapper...

... and Grabber too

src/widgets/Grabber.cpp

@@ -106,6 +106,10 @@ void Grabber::SetAsSpacer( bool bIsSpacer ) {
    mAsSpacer = bIsSpacer;
 };
 
+void Grabber::SetToolTip(TranslatableString toolTip)
+{
+   wxWindow::SetToolTip( toolTip.Strip().Translation() );
+}
 
 //
 // Draw the grabber
@@ -215,7 +219,7 @@ void Grabber::OnEnter(wxMouseEvent & WXUNUSED(event))
    // to make it pop up when we want it.
    const auto text = GetToolTipText();
    UnsetToolTip();
-   SetToolTip(text);
+   wxWindow::SetToolTip(text);
 
    if( mAsSpacer )
       return;

src/widgets/Grabber.h

@@ -34,6 +34,8 @@ flicker-free use.
 #include <wx/defs.h>
 #include <wx/statbmp.h> // to inherit
 
+class TranslatableString;
+
 ////////////////////////////////////////////////////////////
 /// Grabber Class
 ////////////////////////////////////////////////////////////
@@ -116,6 +118,9 @@ class Grabber final : public wxWindow
    void PushButton(bool state);
    void SetAsSpacer( bool bIsSpacer );
 
+   // overload and hide the inherited function that takes naked wxString:
+   void SetToolTip(TranslatableString toolTip);
+
  protected:
 
    void OnLeftDown(wxMouseEvent & event);

src/widgets/Meter.cpp

@@ -319,7 +319,7 @@ MeterPanel::MeterPanel(AudacityProject *project,
    mAccSilent(false)
 {
    // i18n-hint: Noun (the meter is used for playback or record level monitoring)
-   SetName( _("Meter") );
+   SetName( XO("Meter") );
    // Suppress warnings about the header file
    wxUnusedVar(SpeakerMenu_xpm);
    wxUnusedVar(MicMenu_xpm);

src/widgets/wxPanelWrapper.cpp

@@ -38,6 +38,26 @@ void wxTabTraversalWrapperCharHook(wxKeyEvent &event)
    event.Skip();
 }
 
+void wxPanelWrapper::SetLabel(const TranslatableString & label)
+{
+   wxPanel::SetLabel( label.Translation() );
+}
+
+void wxPanelWrapper::SetName(const TranslatableString & name)
+{
+   wxPanel::SetName( name.Translation() );
+}
+
+void wxPanelWrapper::SetToolTip(TranslatableString toolTip)
+{
+   wxPanel::SetToolTip( toolTip.Strip().Translation() );
+}
+
+void wxPanelWrapper::SetName()
+{
+   wxPanel::SetName( GetLabel() );
+}
+
 void wxDialogWrapper::SetTitle(const TranslatableString & title)
 {
    wxDialog::SetTitle( title.Translation() );

src/widgets/wxPanelWrapper.h

@@ -50,8 +50,9 @@ public:
          const wxSize& size = wxDefaultSize,
          long style = wxTAB_TRAVERSAL | wxNO_BORDER,
          // Important:  default window name localizes!
-         const wxString& name = _("Panel"))
-   : wxTabTraversalWrapper<wxPanel> ( parent, winid, pos, size, style, name )
+         const TranslatableString& name = XO("Panel"))
+   : wxTabTraversalWrapper<wxPanel> (
+      parent, winid, pos, size, style, name.Translation() )
    {}
 
     // Pseudo ctor
@@ -62,12 +63,18 @@ public:
          const wxSize& size = wxDefaultSize,
          long style = wxTAB_TRAVERSAL | wxNO_BORDER,
          // Important:  default window name localizes!
-         const wxString& name = _("Panel"))
+         const TranslatableString& name = XO("Panel"))
    {
       return wxTabTraversalWrapper<wxPanel>::Create(
-         parent, winid, pos, size, style, name
+         parent, winid, pos, size, style, name.Translation()
       );
    }
+   // overload and hide the inherited functions that take naked wxString:
+   void SetLabel(const TranslatableString & label);
+   void SetName(const TranslatableString & name);
+   void SetToolTip(TranslatableString toolTip);
+   // Set the name to equal the label:
+   void SetName();
 };
 
 class AUDACITY_DLL_API wxDialogWrapper : public wxTabTraversalWrapper<wxDialog>