projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| e1ee679c | 1 | /////////////////////////////////////////////////////////////////////////////// |
| 80fdcdb9 | 2 | // Name: wx/msw/ole/dataform.h |
| e1ee679c VZ |
3 | // Purpose: declaration of the wxDataFormat class |
| 4 | // Author: Vadim Zeitlin | |
| 5 | // Modified by: | |
| 6 | // Created: 19.10.99 (extracted from msw/ole/dataobj.h) | |
| 7 | // RCS-ID: $Id$ | |
| 8 | // Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> | |
| 65571936 | 9 | // Licence: wxWindows licence |
| e1ee679c VZ |
10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | ||
| 12 | #ifndef _WX_MSW_OLE_DATAFORM_H | |
| 13 | #define _WX_MSW_OLE_DATAFORM_H | |
| 14 | ||
| 15 | // ---------------------------------------------------------------------------- | |
| 16 | // wxDataFormat identifies the single format of data | |
| 17 | // ---------------------------------------------------------------------------- | |
| 18 | ||
| 53a2db12 | 19 | class WXDLLIMPEXP_CORE wxDataFormat |
| e1ee679c VZ |
20 | { |
| 21 | public: | |
| 33ac7e6f | 22 | // the clipboard formats under Win32 are WORD's |
| 3922ecc9 | 23 | typedef unsigned short NativeFormat; |
| e1ee679c VZ |
24 | |
| 25 | wxDataFormat(NativeFormat format = wxDF_INVALID) { m_format = format; } | |
| aad27874 VZ |
26 | |
| 27 | // we need constructors from all string types as implicit conversions to | |
| 28 | // wxString don't apply when we already rely on implicit conversion of a, | |
| 29 | // for example, "char *" string to wxDataFormat, and existing code does it | |
| a1eb65c2 | 30 | wxDataFormat(const wxString& format) { SetId(format); } |
| aad27874 VZ |
31 | wxDataFormat(const char *format) { SetId(format); } |
| 32 | wxDataFormat(const wchar_t *format) { SetId(format); } | |
| 33 | wxDataFormat(const wxCStrData& format) { SetId(format); } | |
| e1ee679c VZ |
34 | |
| 35 | wxDataFormat& operator=(NativeFormat format) | |
| 36 | { m_format = format; return *this; } | |
| 37 | wxDataFormat& operator=(const wxDataFormat& format) | |
| 38 | { m_format = format.m_format; return *this; } | |
| 39 | ||
| 40 | // default copy ctor/assignment operators ok | |
| 41 | ||
| 42 | // comparison (must have both versions) | |
| 43 | bool operator==(wxDataFormatId format) const | |
| 44 | { return m_format == (NativeFormat)format; } | |
| 45 | bool operator!=(wxDataFormatId format) const | |
| 46 | { return m_format != (NativeFormat)format; } | |
| 47 | bool operator==(const wxDataFormat& format) const | |
| 48 | { return m_format == format.m_format; } | |
| 49 | bool operator!=(const wxDataFormat& format) const | |
| 50 | { return m_format != format.m_format; } | |
| 51 | ||
| 52 | // explicit and implicit conversions to NativeFormat which is one of | |
| 53 | // standard data types (implicit conversion is useful for preserving the | |
| 54 | // compatibility with old code) | |
| 55 | NativeFormat GetFormatId() const { return m_format; } | |
| 56 | operator NativeFormat() const { return m_format; } | |
| 57 | ||
| 3922ecc9 VZ |
58 | // this works with standard as well as custom ids |
| 59 | void SetType(NativeFormat format) { m_format = format; } | |
| 60 | NativeFormat GetType() const { return m_format; } | |
| e1ee679c VZ |
61 | |
| 62 | // string ids are used for custom types - this SetId() must be used for | |
| 63 | // application-specific formats | |
| 64 | wxString GetId() const; | |
| a1eb65c2 | 65 | void SetId(const wxString& format); |
| e1ee679c | 66 | |
| 0a0e6a5b | 67 | // returns true if the format is one of those defined in wxDataFormatId |
| 478d4ab7 | 68 | bool IsStandard() const { return m_format > 0 && m_format < wxDF_PRIVATE; } |
| e1ee679c | 69 | |
| 3922ecc9 | 70 | private: |
| e1ee679c VZ |
71 | NativeFormat m_format; |
| 72 | }; | |
| 73 | ||
| 74 | #endif // _WX_MSW_OLE_DATAFORM_H | |
| 75 |