X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..4f2511d706e5274a34e1521e11c1b95fed735b42:/include/wx/gtk/dataform.h

diff --git a/include/wx/gtk/dataform.h b/include/wx/gtk/dataform.h
index dc52e99699..86e0cd7838 100644
--- a/include/wx/gtk/dataform.h
+++ b/include/wx/gtk/dataform.h
@@ -6,13 +6,13 @@
 // Created:     19.10.99 (extracted from gtk/dataobj.h)
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence:     wxWidgets licence
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_GTK_DATAFORM_H
 #define _WX_GTK_DATAFORM_H
 
-class wxDataFormat
+class WXDLLIMPEXP_CORE wxDataFormat
 {
 public:
     // the clipboard formats under GDK are GdkAtoms
@@ -20,12 +20,24 @@ public:
 
     wxDataFormat();
     wxDataFormat( wxDataFormatId type );
-    wxDataFormat( const wxString &id );
-    wxDataFormat( const wxChar *id );
     wxDataFormat( NativeFormat format );
 
+    // we have to provide all the overloads to allow using strings instead of
+    // data formats (as a lot of existing code does)
+    wxDataFormat( const wxString& id ) { InitFromString(id); }
+    wxDataFormat( const char *id ) { InitFromString(id); }
+    wxDataFormat( const wchar_t *id ) { InitFromString(id); }
+    wxDataFormat( const wxCStrData& id ) { InitFromString(id); }
+
     wxDataFormat& operator=(const wxDataFormat& format)
-        { m_type = format.m_type; m_format = format.m_format; return *this; }
+    {
+        if (&format != this)
+        {
+            m_type = format.m_type;
+            m_format = format.m_format;
+        }
+        return *this;
+    }
     wxDataFormat& operator=(NativeFormat format)
         { SetId(format); return *this; }
 
@@ -50,13 +62,16 @@ public:
     // string ids are used for custom types - this SetId() must be used for
     // application-specific formats
     wxString GetId() const;
-    void SetId( const wxChar *id );
+    void SetId( const wxString& id );
 
     // implementation
     wxDataFormatId GetType() const;
     void SetType( wxDataFormatId type );
 
 private:
+    // common part of ctors from format name
+    void InitFromString(const wxString& id);
+
     wxDataFormatId   m_type;
     NativeFormat     m_format;