Move AudacityMessageBox to its own files...

... breaking cycles among low-level files introduced by 273ba9f

src/widgets/AudacityMessageBox.cpp

@@ -0,0 +1,17 @@
+/**********************************************************************
+
+  Audacity: A Digital Audio Editor
+
+  AudacityMessageBox.cpp
+
+  Paul Licameli split this out of ErrorDialog.cpp
+
+**********************************************************************/
+
+#include "AudacityMessageBox.h"
+#include "../Internat.h"
+
+wxString AudacityMessageBoxCaptionStr()
+{
+   return _("Message");
+}

src/widgets/AudacityMessageBox.h

@@ -0,0 +1,28 @@
+/**********************************************************************
+
+  Audacity: A Digital Audio Editor
+
+  AudacityMessageBox.h
+
+  Paul Licameli split this out of ErrorDialog.h
+
+**********************************************************************/
+
+#ifndef __AUDACITY_MESSAGE_BOX__
+#define __AUDACITY_MESSAGE_BOX__
+
+#include <wx/msgdlg.h>
+
+extern wxString AudacityMessageBoxCaptionStr();
+
+// Do not use wxMessageBox!!  Its default window title does not translate!
+inline int AudacityMessageBox(const wxString& message,
+                              const wxString& caption = AudacityMessageBoxCaptionStr(),
+                              long style = wxOK | wxCENTRE,
+                              wxWindow *parent = NULL,
+                              int x = wxDefaultCoord, int y = wxDefaultCoord)
+{
+   return ::wxMessageBox(message, caption, style, parent, x, y);
+}
+
+#endif

src/widgets/ErrorDialog.cpp

@@ -169,11 +169,6 @@ void ShowModelessErrorDialog(wxWindow *parent,
    // but in practice Destroy() in OnOK does that
 }
 
-extern wxString AudacityMessageBoxCaptionStr()
-{
-   return _("Message");
-}
-
 void AudacityTextEntryDialog::SetInsertionPointEnd()
 {
    mSetInsertionPointEnd = true;

src/widgets/ErrorDialog.h

@@ -58,19 +58,6 @@ void ShowModelessErrorDialog(wxWindow *parent,
                      const wxString &helpPage,
                      bool Close = true);
 
-extern wxString AudacityMessageBoxCaptionStr();
-
-// Do not use wxMessageBox!!  Its default window title does not translate!
-inline int AudacityMessageBox(const wxString& message,
-   const wxString& caption = AudacityMessageBoxCaptionStr(),
-   long style = wxOK | wxCENTRE,
-   wxWindow *parent = NULL,
-   int x = wxDefaultCoord, int y = wxDefaultCoord)
-{
-   return ::wxMessageBox(message, caption, style, parent, x, y);
-}
-
-
 #include <wx/textdlg.h> // to inherit
 
 /**************************************************************************//**

src/widgets/valnum.cpp

@@ -27,7 +27,8 @@
 
 #include <wx/setup.h> // for wxUSE_* macros
 
-#include "ErrorDialog.h"
+#include "AudacityMessageBox.h"
+#include "../Internat.h"
 
 #ifdef __BORLANDC__
     #pragma hdrstop