wxPrivateDataObject works under MSW as well (hopefully it still does under

GTK too)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2578 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
1999-05-26 22:39:42 +00:00
parent 238d735dc2
commit 3f480da37c
14 changed files with 683 additions and 632 deletions

View File

@@ -31,63 +31,42 @@ class wxBitmapDataObject;
class wxPrivateDataObject;
class wxFileDataObject;
//-------------------------------------------------------------------------
// wxDataType (internal)
//-------------------------------------------------------------------------
enum wxDataType
{
wxDF_INVALID = 0,
wxDF_TEXT = 1, /* CF_TEXT */
wxDF_BITMAP = 2, /* CF_BITMAP */
wxDF_METAFILE = 3, /* CF_METAFILEPICT */
wxDF_SYLK = 4,
wxDF_DIF = 5,
wxDF_TIFF = 6,
wxDF_OEMTEXT = 7, /* CF_OEMTEXT */
wxDF_DIB = 8, /* CF_DIB */
wxDF_PALETTE = 9,
wxDF_PENDATA = 10,
wxDF_RIFF = 11,
wxDF_WAVE = 12,
wxDF_UNICODETEXT = 13,
wxDF_ENHMETAFILE = 14,
wxDF_FILENAME = 15, /* CF_HDROP */
wxDF_LOCALE = 16,
wxDF_PRIVATE = 20
};
//-------------------------------------------------------------------------
// wxDataFormat (internal)
//-------------------------------------------------------------------------
class wxDataFormat : public wxObject
{
DECLARE_CLASS( wxDataFormat )
DECLARE_CLASS( wxDataFormat )
public:
wxDataFormat();
wxDataFormat( wxDataType type );
wxDataFormat( const wxString &id );
wxDataFormat( const wxChar *id );
wxDataFormat( wxDataFormat &format );
wxDataFormat( const GdkAtom atom );
wxDataFormat();
wxDataFormat( wxDataFormatId type );
wxDataFormat( const wxString &id );
wxDataFormat( const wxChar *id );
wxDataFormat( wxDataFormat &format );
wxDataFormat( const GdkAtom atom );
void SetType( wxDataFormatId type );
wxDataFormatId GetType() const;
/* the string Id identifies the format of clipboard or DnD data. a word
* processor would e.g. add a wxTextDataObject and a wxPrivateDataObject
* to the clipboard - the latter with the Id "application/wxword", an
* image manipulation program would put a wxBitmapDataObject and a
* wxPrivateDataObject to the clipboard - the latter with "image/png". */
wxString GetId() const;
void SetId( const wxChar *id );
GdkAtom GetAtom();
void SetAtom(GdkAtom atom) { m_hasAtom = TRUE; m_atom = atom; }
void SetType( wxDataType type );
wxDataType GetType() const;
wxString GetId() const;
void SetId( const wxChar *id );
GdkAtom GetAtom();
void SetAtom(GdkAtom atom) { m_hasAtom = TRUE; m_atom = atom; }
private:
wxDataType m_type;
wxString m_id;
bool m_hasAtom;
GdkAtom m_atom;
wxDataFormatId m_type;
wxString m_id;
bool m_hasAtom;
GdkAtom m_atom;
};
//-------------------------------------------------------------------------
@@ -102,36 +81,36 @@ public:
/* constructor */
wxDataBroker();
/* add data object */
void Add( wxDataObject *dataObject, bool preferred = FALSE );
private:
private:
/* OLE implementation, the methods don't need to be overridden */
/* get number of supported formats */
virtual size_t GetFormatCount() const;
/* return nth supported format */
/* return nth supported format */
virtual wxDataFormat &GetNthFormat( size_t nth ) const;
/* return preferrd/best supported format */
/* return preferrd/best supported format */
virtual wxDataFormat &GetPreferredFormat() const;
/* search through m_dataObjects, return TRUE if found */
virtual bool IsSupportedFormat( wxDataFormat &format ) const;
/* search through m_dataObjects and call child's GetSize() */
virtual size_t GetSize( wxDataFormat& format ) const;
/* search through m_dataObjects and call child's WriteData(dest) */
virtual void WriteData( wxDataFormat& format, void *dest ) const;
/* implementation */
public:
wxList m_dataObjects;
size_t m_preferred;
};
@@ -143,29 +122,29 @@ public:
class wxDataObject : public wxObject
{
DECLARE_DYNAMIC_CLASS( wxDataObject )
public:
/* constructor */
wxDataObject();
/* destructor */
~wxDataObject();
/* write data to dest */
/* write data to dest */
virtual void WriteData( void *dest ) const = 0;
/* get size of data */
/* get size of data */
virtual size_t GetSize() const = 0;
/* implementation */
wxDataFormat &GetFormat();
wxDataType GetFormatType() const;
wxDataFormatId GetFormatType() const;
wxString GetFormatId() const;
GdkAtom GetFormatAtom() const;
wxDataFormat m_format;
};
@@ -182,27 +161,27 @@ public:
/* default constructor. call SetText() later or override
WriteData() and GetSize() for working on-demand */
wxTextDataObject();
/* constructor */
wxTextDataObject( const wxString& data );
/* set current text data */
void SetText( const wxString& data );
/* get current text data */
wxString GetText() const;
/* by default calls WriteString() with string set by constructor or
by SetText(). can be overridden for working on-demand */
virtual void WriteData( void *dest ) const;
/* by default, returns length of string as set by constructor or
/* by default, returns length of string as set by constructor or
by SetText(). can be overridden for working on-demand */
virtual size_t GetSize() const;
/* write string to dest */
void WriteString( const wxString &str, void *dest ) const;
/* implementation */
wxString m_data;
@@ -220,20 +199,20 @@ public:
/* default constructor */
wxFileDataObject();
/* add file name to list */
void AddFile( const wxString &file );
/* get all filename as one string. each file name is 0 terminated,
the list is double zero terminated */
wxString GetFiles() const;
/* write list of filenames */
virtual void WriteData( void *dest ) const;
/* return length of list of filenames */
/* return length of list of filenames */
virtual size_t GetSize() const;
/* implementation */
wxString m_files;
@@ -253,66 +232,21 @@ public:
wxBitmapDataObject();
wxBitmapDataObject( const wxBitmap& bitmap );
void SetBitmap( const wxBitmap &bitmap );
wxBitmap GetBitmap() const;
virtual void WriteData( void *dest ) const;
virtual size_t GetSize() const;
void WriteBitmap( const wxBitmap &bitmap, void *dest ) const;
// implementation
wxBitmap m_bitmap;
};
//----------------------------------------------------------------------------
// wxPrivateDataObject is a specialization of wxDataObject for app specific data
//----------------------------------------------------------------------------
class wxPrivateDataObject : public wxDataObject
{
DECLARE_DYNAMIC_CLASS( wxPrivateDataObject )
public:
/* see wxTextDataObject for explanation of functions */
wxPrivateDataObject();
~wxPrivateDataObject();
/* the string Id identifies the format of clipboard or DnD data. a word
* processor would e.g. add a wxTextDataObject and a wxPrivateDataObject
* to the clipboard - the latter with the Id "application/wxword", an
* image manipulation program would put a wxBitmapDataObject and a
* wxPrivateDataObject to the clipboard - the latter with "image/png". */
void SetId( const wxString& id );
/* get id */
wxString GetId() const;
/* set data. will make internal copy. */
void SetData( const char *data, size_t size );
/* returns pointer to data */
char* GetData() const;
virtual void WriteData( void *dest ) const;
virtual size_t GetSize() const;
void WriteData( const char *data, void *dest ) const;
// implementation
size_t m_size;
char* m_data;
wxString m_id;
};
#endif
#endif
//__GTKDNDH__