initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/include/wx/msw/ole/dataform.h

@@ -0,0 +1,71 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/msw/ole/dataform.h
+// Purpose:     declaration of the wxDataFormat class
+// Author:      Vadim Zeitlin
+// Created:     19.10.99 (extracted from msw/ole/dataobj.h)
+// Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef   _WX_MSW_OLE_DATAFORM_H
+#define   _WX_MSW_OLE_DATAFORM_H
+
+// ----------------------------------------------------------------------------
+// wxDataFormat identifies the single format of data
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxDataFormat
+{
+public:
+    // the clipboard formats under Win32 are WORD's
+    typedef unsigned short NativeFormat;
+
+    wxDataFormat(NativeFormat format = wxDF_INVALID) { m_format = format; }
+
+    // we need constructors from all string types as implicit conversions to
+    // wxString don't apply when we already rely on implicit conversion of a,
+    // for example, "char *" string to wxDataFormat, and existing code does it
+    wxDataFormat(const wxString& format) { SetId(format); }
+#ifndef wxNO_IMPLICIT_WXSTRING_ENCODING
+    wxDataFormat(const char *format) { SetId(format); }
+#endif // wxNO_IMPLICIT_WXSTRING_ENCODING
+    wxDataFormat(const wchar_t *format) { SetId(format); }
+    wxDataFormat(const wxCStrData& format) { SetId(format); }
+
+    wxDataFormat& operator=(NativeFormat format)
+        { m_format = format; return *this; }
+
+    // default copy ctor/assignment operators ok
+
+    // comparison (must have both versions)
+    bool operator==(wxDataFormatId format) const;
+    bool operator!=(wxDataFormatId format) const;
+    bool operator==(const wxDataFormat& format) const;
+    bool operator!=(const wxDataFormat& format) const;
+    bool operator==(NativeFormat format) const;
+    bool operator!=(NativeFormat format) const;
+
+    // explicit and implicit conversions to NativeFormat which is one of
+    // standard data types (implicit conversion is useful for preserving the
+    // compatibility with old code)
+    NativeFormat GetFormatId() const { return m_format; }
+    operator NativeFormat() const { return m_format; }
+
+    // this works with standard as well as custom ids
+    void SetType(NativeFormat format) { m_format = format; }
+    NativeFormat GetType() const { return m_format; }
+
+    // string ids are used for custom types - this SetId() must be used for
+    // application-specific formats
+    wxString GetId() const;
+    void SetId(const wxString& format);
+
+    // returns true if the format is one of those defined in wxDataFormatId
+    bool IsStandard() const { return m_format > 0 && m_format < wxDF_PRIVATE; }
+
+private:
+    NativeFormat m_format;
+};
+
+#endif //  _WX_MSW_OLE_DATAFORM_H
+