///////////////////////////////////////////////////////////////////////////////
-// Name: common/dobjcmn.cpp
+// Name: src/common/dobjcmn.cpp
// Purpose: implementation of data object methods common to all platforms
// Author: Vadim Zeitlin, Robert Roebling
// Modified by:
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
-// ============================================================================
-// declarations
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
-
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "dataobjbase.h"
-#endif
-
+// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/debug.h"
-#endif // WX_PRECOMP
+#endif
#include "wx/dataobj.h"
#include "wx/listimpl.cpp"
-WX_DEFINE_LIST(wxSimpleDataObjectList);
+WX_DEFINE_LIST(wxSimpleDataObjectList)
// ----------------------------------------------------------------------------
// globals
bool wxDataObjectBase::IsSupported(const wxDataFormat& format,
Direction dir) const
{
- size_t nFormatCount = GetFormatCount(dir);
+ size_t nFormatCount = GetFormatCount( dir );
if ( nFormatCount == 1 )
{
- return format == GetPreferredFormat(dir);
+ return format == GetPreferredFormat( dir );
}
else
{
wxDataFormat *formats = new wxDataFormat[nFormatCount];
- GetAllFormats(formats, dir);
+ GetAllFormats( formats, dir );
size_t n;
for ( n = 0; n < nFormatCount; n++ )
wxDataObjectComposite::~wxDataObjectComposite()
{
- WX_CLEAR_LIST(wxSimpleDataObjectList, m_dataObjects);
+ WX_CLEAR_LIST( wxSimpleDataObjectList, m_dataObjects );
}
wxDataObjectSimple *
void* wxDataObjectComposite::SetSizeInBuffer( void* buffer, size_t size,
const wxDataFormat& format )
{
- wxDataObjectSimple *dataObj = GetObject(format);
+ wxDataObjectSimple *dataObj = GetObject( format );
wxCHECK_MSG( dataObj, NULL,
wxT("unsupported format in wxDataObjectComposite"));
bool wxDataObjectComposite::GetDataHere(const wxDataFormat& format,
void *buf) const
{
- wxDataObjectSimple *dataObj = GetObject(format);
+ wxDataObjectSimple *dataObj = GetObject( format );
- wxCHECK_MSG( dataObj, FALSE,
+ wxCHECK_MSG( dataObj, false,
wxT("unsupported format in wxDataObjectComposite"));
- return dataObj->GetDataHere(buf);
+ return dataObj->GetDataHere( buf );
}
bool wxDataObjectComposite::SetData(const wxDataFormat& format,
size_t len,
const void *buf)
{
- wxDataObjectSimple *dataObj = GetObject(format);
+ wxDataObjectSimple *dataObj = GetObject( format );
- wxCHECK_MSG( dataObj, FALSE,
+ wxCHECK_MSG( dataObj, false,
wxT("unsupported format in wxDataObjectComposite"));
- return dataObj->SetData(len, buf);
+ return dataObj->SetData( len, buf );
}
// ----------------------------------------------------------------------------
#if defined(__WXGTK20__) && wxUSE_UNICODE
+static inline wxMBConv& GetConv(const wxDataFormat& format)
+{
+ // use UTF8 for wxDF_UNICODETEXT and UCS4 for wxDF_TEXT
+ return format == wxDF_UNICODETEXT ? wxConvUTF8 : wxConvLibc;
+}
+
size_t wxTextDataObject::GetDataSize(const wxDataFormat& format) const
{
- if (format == wxDF_UNICODETEXT)
- {
- // Use UTF8 not UCS4
- wxCharBuffer buffer = wxConvUTF8.cWX2MB( GetText().c_str() );
- return strlen( (const char*) buffer ) + 1;
- }
- else // == wxDF_TEXT
- {
- wxCharBuffer buffer = wxConvLibc.cWX2MB( GetText().c_str() );
- return strlen( (const char*) buffer ) + 1;
- }
+ wxCharBuffer buffer = GetConv(format).cWX2MB( GetText().c_str() );
+
+ return buffer ? strlen( buffer ) : 0;
}
bool wxTextDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
{
- if (format == wxDF_UNICODETEXT)
- {
- // Use UTF8 not UCS4
- wxCharBuffer buffer = wxConvUTF8.cWX2MB( GetText().c_str() );
- strcpy( (char*) buf, (const char*) buffer );
- }
- else
- {
- wxCharBuffer buffer = wxConvLibc.cWX2MB( GetText().c_str() );
- strcpy( (char*) buf, (const char*) buffer );
- }
-
- return TRUE;
+ if ( !buf )
+ return false;
+
+ wxCharBuffer buffer = GetConv(format).cWX2MB( GetText().c_str() );
+ if ( !buffer )
+ return false;
+
+ memcpy( (char*) buf, buffer, GetDataSize(format) );
+ // strcpy( (char*) buf, buffer );
+
+ return true;
}
bool wxTextDataObject::SetData(const wxDataFormat& format,
size_t WXUNUSED(len), const void *buf)
{
- if (format == wxDF_UNICODETEXT)
- SetText( wxConvUTF8.cMB2WX( (const char*) buf ) );
- else
- SetText( wxConvLibc.cMB2WX( (const char*) buf ) );
-
- return TRUE;
+ if ( buf == NULL )
+ return false;
+
+ wxWCharBuffer buffer = GetConv(format).cMB2WX( (const char*)buf );
+
+ SetText( buffer );
+
+ return true;
}
#elif wxUSE_UNICODE && defined(__WXMAC__)
+static wxMBConvUTF16 sUTF16Converter;
+
+static inline wxMBConv& GetConv(const wxDataFormat& format)
+{
+ return
+ format == wxDF_UNICODETEXT
+ ? (wxMBConv&) sUTF16Converter
+ : (wxMBConv&) wxConvLocal;
+}
+
size_t wxTextDataObject::GetDataSize(const wxDataFormat& format) const
{
- if (format == wxDF_UNICODETEXT)
- {
- // host native is UTF16
- wxMBConvUTF16BE converter ;
- wxCharBuffer buffer = converter.cWX2MB( GetText().c_str() );
- return strlen( (const char*) buffer ) + 1;
- }
- else // == wxDF_TEXT
- {
- wxCharBuffer buffer = wxConvLibc.cWX2MB( GetText().c_str() );
- return strlen( (const char*) buffer ) + 1;
- }
+ size_t len = GetConv(format).WC2MB( NULL, GetText().c_str(), 0 );
+ len += (format == wxDF_UNICODETEXT ? 2 : 1);
+
+ return len;
}
bool wxTextDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
{
- if (format == wxDF_UNICODETEXT)
- {
- // host native is UTF16
- wxMBConvUTF16BE converter ;
- wxCharBuffer buffer = converter.cWX2MB( GetText().c_str() );
- strcpy( (char*) buf, (const char*) buffer );
- }
- else
- {
- wxCharBuffer buffer = wxConvLibc.cWX2MB( GetText().c_str() );
- strcpy( (char*) buf, (const char*) buffer );
- }
-
- return TRUE;
+ if ( buf == NULL )
+ return false;
+
+ wxCharBuffer buffer = GetConv(format).cWX2MB( GetText().c_str() );
+
+ size_t len = GetConv(format).WC2MB( NULL, GetText().c_str(), 0 );
+ len += (format == wxDF_UNICODETEXT ? 2 : 1);
+
+ // trailing (uni)char 0
+ memcpy( (char*)buf, (const char*)buffer, len );
+
+ return true;
}
bool wxTextDataObject::SetData(const wxDataFormat& format,
size_t WXUNUSED(len), const void *buf)
{
- if (format == wxDF_UNICODETEXT)
- {
- // host native is UTF16
- wxMBConvUTF16BE converter ;
- SetText( converter.cMB2WX( (const char*) buf ) );
- }
- else
- SetText( wxConvLibc.cMB2WX( (const char*) buf ) );
-
- return TRUE;
+ if ( buf == NULL )
+ return false;
+
+ wxWCharBuffer buffer = GetConv(format).cMB2WX( (const char*)buf );
+
+ SetText( buffer );
+
+ return true;
}
#else
bool wxTextDataObject::GetDataHere(void *buf) const
{
- wxStrcpy((wxChar *)buf, GetText().c_str());
+ wxStrcpy( (wxChar*)buf, GetText().c_str() );
- return TRUE;
+ return true;
}
bool wxTextDataObject::SetData(size_t WXUNUSED(len), const void *buf)
{
- SetText(wxString((const wxChar *)buf));
+ SetText( wxString((const wxChar*)buf) );
- return TRUE;
+ return true;
}
#endif
}
}
-#endif // 0
+#endif
// ----------------------------------------------------------------------------
// wxCustomDataObject
wxCustomDataObject::wxCustomDataObject(const wxDataFormat& format)
: wxDataObjectSimple(format)
{
- m_data = (void *)NULL;
+ m_data = NULL;
+ m_size = 0;
}
wxCustomDataObject::~wxCustomDataObject()
void wxCustomDataObject::Free()
{
- delete [] (char *)m_data;
+ delete [] (char*)m_data;
m_size = 0;
- m_data = (void *)NULL;
+ m_data = (void*)NULL;
}
size_t wxCustomDataObject::GetDataSize() const
bool wxCustomDataObject::GetDataHere(void *buf) const
{
+ if ( buf == NULL )
+ return false;
+
void *data = GetData();
- if ( !data )
- return FALSE;
+ if ( data == NULL )
+ return false;
- memcpy(buf, data, GetSize());
+ memcpy( buf, data, GetSize() );
- return TRUE;
+ return true;
}
bool wxCustomDataObject::SetData(size_t size, const void *buf)
Free();
m_data = Alloc(size);
- if ( !m_data )
- return FALSE;
+ if ( m_data == NULL )
+ return false;
- memcpy(m_data, buf, m_size = size);
+ m_size = size;
+ memcpy( m_data, buf, m_size );
- return TRUE;
+ return true;
}
// ============================================================================
return wxDragNone;
wxTextDataObject *dobj = (wxTextDataObject *)m_dataObject;
- return OnDropText(x, y, dobj->GetText()) ? def : wxDragNone;
+ return OnDropText( x, y, dobj->GetText() ) ? def : wxDragNone;
}
// ----------------------------------------------------------------------------
return wxDragNone;
wxFileDataObject *dobj = (wxFileDataObject *)m_dataObject;
- return OnDropFiles(x, y, dobj->GetFilenames()) ? def : wxDragNone;
+ return OnDropFiles( x, y, dobj->GetFilenames() ) ? def : wxDragNone;
}
#endif // wxUSE_DRAG_AND_DROP
projects / wxWidgets.git / blobdiff