Compilation fix for non-PCH build in wxGenericRichMessageDialog code.

Move IsCheckBoxChecked() to the .cpp file where wxCheckBox is fully defined
and not just forward declared (at least when not using PCH).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@65356 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/richmsgdlgg.h

@@ -28,12 +28,7 @@ public:
           m_detailsPane(NULL)
     { }
 
-    virtual bool IsCheckBoxChecked() const
-    {
-        // This function can be called before the dialog is shown and hence
-        // before the check box is created.
-        return m_checkBox? m_checkBoxValue : m_checkBox->IsChecked();
-    }
+    virtual bool IsCheckBoxChecked() const;
 
 protected:
     wxCheckBox *m_checkBox;

src/generic/richmsgdlgg.cpp

@@ -18,6 +18,7 @@
 #if wxUSE_RICHMSGDLG
 
 #ifndef WX_PRECOMP
+    #include "wx/checkbox.h"
     #include "wx/stattext.h"
     #include "wx/sizer.h"
 #endif
@@ -84,4 +85,11 @@ void wxGenericRichMessageDialog::AddMessageDialogDetails(wxSizer *sizer)
     }
 }
 
+bool wxGenericRichMessageDialog::IsCheckBoxChecked() const
+{
+    // This function can be called before the dialog is shown and hence before
+    // the check box is created.
+    return m_checkBox? m_checkBoxValue : m_checkBox->IsChecked();
+}
+
 #endif // wxUSE_RICHMSGDLG