wxWidgets/src/qt/dataobj.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/qt/dataobj.cpp
// Author:      Peter Most
// Copyright:   (c) Peter Most
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#include "wx/dataobj.h"
#include "wx/scopedarray.h"

namespace
{
    wxString DataFormatIdToMimeType(wxDataFormatId formatId)
    {
        switch ( formatId )
        {
            case wxDF_TEXT: return "text/plain";
            case wxDF_BITMAP: return "image/bmp";
            case wxDF_TIFF: return "image/tiff";
            case wxDF_WAVE: return "audio/x-wav";
            case wxDF_UNICODETEXT: return "text/plain";
            case wxDF_HTML: return "text/html";
            case wxDF_METAFILE:
            case wxDF_SYLK:
            case wxDF_DIF:
            case wxDF_OEMTEXT:
            case wxDF_DIB:
            case wxDF_PALETTE:
            case wxDF_PENDATA:
            case wxDF_RIFF:
            case wxDF_ENHMETAFILE:
            case wxDF_FILENAME:
            case wxDF_LOCALE:
            case wxDF_PRIVATE:
            case wxDF_INVALID:
            case wxDF_MAX:
            default:
                return "";
        }
    }
}

wxDataFormat::wxDataFormat(wxDataFormatId formatId)
{
    SetType(formatId);
}

wxDataFormat::wxDataFormat(const wxString &id)
{
    SetId(id);
}

const wxString& wxDataFormat::GetMimeType() const
{
    return m_mimeType;
}

void wxDataFormat::SetMimeType(const wxString& mimeType)
{
    m_mimeType = mimeType;
    m_formatId = wxDF_INVALID;
}

void wxDataFormat::SetId(const wxString& id)
{
    SetMimeType(id);
}

const wxString& wxDataFormat::GetId() const
{
    return m_mimeType;
}

wxDataFormatId wxDataFormat::GetType() const
{
    return m_formatId;
}

void wxDataFormat::SetType(wxDataFormatId formatId)
{
    m_mimeType = DataFormatIdToMimeType(formatId);
    m_formatId = formatId;
}

bool wxDataFormat::operator==(wxDataFormatId format) const
{
    return m_mimeType == DataFormatIdToMimeType(format)
        && m_formatId == format;
}

bool wxDataFormat::operator!=(wxDataFormatId format) const
{
    return !operator==(format);
}

bool wxDataFormat::operator==(const wxDataFormat& format) const
{
    // If mime types match, then that's good enough.
    // (Could be comparing a standard constructed format to a
    // custom constructed one, where both are actually the same.)
    if (!m_mimeType.empty() && m_mimeType == format.m_mimeType)
        return true;

    return m_mimeType == format.m_mimeType
        && m_formatId == format.m_formatId;
}

bool wxDataFormat::operator!=(const wxDataFormat& format) const
{
    return !operator==(format);
}

//#############################################################################

wxDataObject::wxDataObject()
{
}

wxDataObject::~wxDataObject()
{
}

bool wxDataObject::IsSupportedFormat(const wxDataFormat& format, Direction dir) const
{
    const size_t formatCount = GetFormatCount(dir);
    if ( formatCount == 1 )
    {
        return format == GetPreferredFormat();
    }
    
    wxScopedArray<wxDataFormat> formats(formatCount);
    GetAllFormats(formats.get(), dir);

    for ( size_t n = 0; n < formatCount; ++n )
    {
        if ( formats[n] == format )
            return true;
    }

    return false;
}

//#############################################################################

wxBitmapDataObject::wxBitmapDataObject()
{
}

wxBitmapDataObject::wxBitmapDataObject( const wxBitmap &WXUNUSED(bitmap) )
{
}

//#############################################################################

wxFileDataObject::wxFileDataObject()
{
}
 
void wxFileDataObject::AddFile( const wxString &WXUNUSED(filename) )
{

}