// Modified by:
// Created: 26.05.99
// RCS-ID: $Id$
-// Copyright: (c) wxWindows Team
+// Copyright: (c) wxWidgets Team
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_DATAOBJ_H_BASE_
#define _WX_DATAOBJ_H_BASE_
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma interface "dataobjbase.h"
-#endif
-
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
typedef <integral type> NativeFormat;
wxDataFormat(NativeFormat format = wxDF_INVALID);
- wxDataFormat(const wxChar *format);
+ wxDataFormat(const wxString& format);
wxDataFormat& operator=(NativeFormat format);
wxDataFormat& operator=(const wxDataFormat& format);
NativeFormat GetType() const;
wxString GetId() const;
- void SetId(const wxChar *format);
+ void SetId(const wxString& format);
};
*/
#include "wx/msw/ole/dataform.h"
#elif defined(__WXMOTIF__)
#include "wx/motif/dataform.h"
-#elif defined(__WXGTK__)
+#elif defined(__WXGTK20__)
#include "wx/gtk/dataform.h"
+#elif defined(__WXGTK__)
+ #include "wx/gtk1/dataform.h"
#elif defined(__WXX11__)
#include "wx/x11/dataform.h"
#elif defined(__WXMAC__)
virtual size_t GetDataSize(const wxDataFormat& format) const = 0;
// copy raw data (in the specified format) to the provided buffer, return
- // TRUE if data copied successfully, FALSE otherwise
+ // true if data copied successfully, false otherwise
virtual bool GetDataHere(const wxDataFormat& format, void *buf) const = 0;
// get data from the buffer of specified length (in the given format),
- // return TRUE if the data was read successfully, FALSE otherwise
+ // return true if the data was read successfully, false otherwise
virtual bool SetData(const wxDataFormat& WXUNUSED(format),
size_t WXUNUSED(len), const void * WXUNUSED(buf))
{
- return FALSE;
+ return false;
}
- // returns TRUE if this format is supported
+ // returns true if this format is supported
bool IsSupported(const wxDataFormat& format, Direction dir = Get) const;
};
#include "wx/motif/dataobj.h"
#elif defined(__WXX11__)
#include "wx/x11/dataobj.h"
-#elif defined(__WXGTK__)
+#elif defined(__WXGTK20__)
#include "wx/gtk/dataobj.h"
+#elif defined(__WXGTK__)
+ #include "wx/gtk1/dataobj.h"
#elif defined(__WXMAC__)
#include "wx/mac/dataobj.h"
#elif defined(__WXCOCOA__)
// ----------------------------------------------------------------------------
// wxDataObjectSimple is a wxDataObject which only supports one format (in
-// both Get and Set directions, but you may return FALSE from GetDataHere() or
+// both Get and Set directions, but you may return false from GetDataHere() or
// SetData() if one of them is not supported). This is the simplest possible
// wxDataObject implementation.
//
// copy our data to the buffer
virtual bool GetDataHere(void *WXUNUSED(buf)) const
- { return FALSE; }
+ { return false; }
// copy data from buffer to our data
virtual bool SetData(size_t WXUNUSED(len), const void *WXUNUSED(buf))
- { return FALSE; }
+ { return false; }
// implement base class pure virtuals
// ----------------------------------
// add data object (it will be deleted by wxDataObjectComposite, hence it
// must be allocated on the heap) whose format will become the preferred
- // one if preferred == TRUE
- void Add(wxDataObjectSimple *dataObject, bool preferred = FALSE);
+ // one if preferred == true
+ void Add(wxDataObjectSimple *dataObject, bool preferred = false);
+
+ // Report the format passed to the SetData method. This should be the
+ // format of the data object within the composite that recieved data from
+ // the clipboard or the DnD operation. You can use this method to find
+ // out what kind of data object was recieved.
+ wxDataFormat GetReceivedFormat() const;
// implement base class pure virtuals
// ----------------------------------
virtual size_t GetDataSize(const wxDataFormat& format) const;
virtual bool GetDataHere(const wxDataFormat& format, void *buf) const;
virtual bool SetData(const wxDataFormat& format, size_t len, const void *buf);
-
-protected:
- // returns the pointer to the object which supports this format or NULL
- wxDataObjectSimple *GetObject(const wxDataFormat& format) const;
#if defined(__WXMSW__)
virtual const void* GetSizeFromBuffer( const void* buffer, size_t* size,
const wxDataFormat& format );
virtual size_t GetBufferOffset( const wxDataFormat& format );
#endif
+protected:
+ // returns the pointer to the object which supports this format or NULL
+ wxDataObjectSimple *GetObject(const wxDataFormat& format) const;
+
private:
// the list of all (simple) data objects whose formats we support
wxSimpleDataObjectList m_dataObjects;
// one is the preferred)
size_t m_preferred;
+ wxDataFormat m_receivedFormat;
+
DECLARE_NO_COPY_CLASS(wxDataObjectComposite)
};
// ctor: you can specify the text here or in SetText(), or override
// GetText()
wxTextDataObject(const wxString& text = wxEmptyString)
- : wxDataObjectSimple(wxUSE_UNICODE?wxDF_UNICODETEXT:wxDF_TEXT),
+ : wxDataObjectSimple(
+#if wxUSE_UNICODE
+ wxDF_UNICODETEXT
+#else
+ wxDF_TEXT
+#endif
+ ),
m_text(text)
{
}
// implement base class pure virtuals
// ----------------------------------
-#if wxUSE_UNICODE && defined(__WXGTK20__)
- virtual size_t GetFormatCount(Direction WXUNUSED(dir) = Get) const { return 2; }
- virtual void GetAllFormats(wxDataFormat *formats,
- wxDataObjectBase::Direction WXUNUSED(dir) = Get) const;
-
- virtual size_t GetDataSize() const { return GetDataSize(GetPreferredFormat()); }
- virtual bool GetDataHere(void *buf) const { return GetDataHere(GetPreferredFormat(), buf); }
- virtual bool SetData(size_t len, const void *buf) { return SetData(GetPreferredFormat(), len, buf); }
-
- size_t GetDataSize(const wxDataFormat& format) const;
- bool GetDataHere(const wxDataFormat& format, void *pBuf) const;
- bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf);
-#elif wxUSE_UNICODE && defined(__WXMAC__)
+ // some platforms have 2 and not 1 format for text data
+#if wxUSE_UNICODE && (defined(__WXGTK20__) || defined(__WXMAC__))
virtual size_t GetFormatCount(Direction WXUNUSED(dir) = Get) const { return 2; }
virtual void GetAllFormats(wxDataFormat *formats,
wxDataObjectBase::Direction WXUNUSED(dir) = Get) const;
virtual size_t GetDataSize() const;
virtual bool GetDataHere(void *buf) const;
virtual bool SetData(size_t len, const void *buf);
-
- size_t GetDataSize(const wxDataFormat& format) const
- { return(wxDataObjectSimple::GetDataSize(format)); }
- bool GetDataHere(const wxDataFormat& format, void *pBuf) const
- { return(wxDataObjectSimple::GetDataHere(format, pBuf)); }
- bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf)
- { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); }
+ // Must provide overloads to avoid hiding them (and warnings about it)
+ virtual size_t GetDataSize(const wxDataFormat&) const
+ {
+ return GetDataSize();
+ }
+ virtual bool GetDataHere(const wxDataFormat&, void *buf) const
+ {
+ return GetDataHere(buf);
+ }
+ virtual bool SetData(const wxDataFormat&, size_t len, const void *buf)
+ {
+ return SetData(len, buf);
+ }
#endif
private:
wxString m_text;
-
+
DECLARE_NO_COPY_CLASS(wxTextDataObject)
};
// get a reference to our array
const wxArrayString& GetFilenames() const { return m_filenames; }
- // the Get() functions do nothing for us
- virtual size_t GetDataSize() const { return 0; }
- virtual bool GetDataHere(void *WXUNUSED(buf)) const { return FALSE; }
-
protected:
wxArrayString m_filenames;
-private:
- // Virtual function hiding supression
- size_t GetDataSize(const wxDataFormat& format) const
- { return(wxDataObjectSimple::GetDataSize(format)); }
- bool GetDataHere(const wxDataFormat& format, void* pBuf) const
- { return(wxDataObjectSimple::GetDataHere(format, pBuf)); }
-
DECLARE_NO_COPY_CLASS(wxFileDataObjectBase)
};
virtual size_t GetDataSize() const;
virtual bool GetDataHere(void *buf) const;
virtual bool SetData(size_t size, const void *buf);
+ // Must provide overloads to avoid hiding them (and warnings about it)
+ virtual size_t GetDataSize(const wxDataFormat&) const
+ {
+ return GetDataSize();
+ }
+ virtual bool GetDataHere(const wxDataFormat&, void *buf) const
+ {
+ return GetDataHere(buf);
+ }
+ virtual bool SetData(const wxDataFormat&, size_t len, const void *buf)
+ {
+ return SetData(len, buf);
+ }
private:
size_t m_size;
void *m_data;
- // virtual function hiding supression
- size_t GetDataSize(const wxDataFormat& format) const
- { return(wxDataObjectSimple::GetDataSize(format)); }
- bool GetDataHere(const wxDataFormat& format, void* pBuf) const
- { return(wxDataObjectSimple::GetDataHere(format, pBuf)); }
- bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf)
- { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); }
-
DECLARE_NO_COPY_CLASS(wxCustomDataObject)
};
// wxURLDataObject defined in msw/ole/dataobj2.h
#else // !__WXMSW__
- #if defined(__WXGTK__)
+ #if defined(__WXGTK20__)
#include "wx/gtk/dataobj2.h"
+ #elif defined(__WXGTK__)
+ #include "wx/gtk1/dataobj2.h"
#elif defined(__WXX11__)
#include "wx/x11/dataobj2.h"
#elif defined(__WXMOTIF__)
class WXDLLEXPORT wxURLDataObject : public wxTextDataObject
{
public:
+ wxURLDataObject(const wxString& url = wxEmptyString)
+ : wxTextDataObject(url)
+ {
+ }
+
wxString GetURL() const { return GetText(); }
void SetURL(const wxString& url) { SetText(url); }
};
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