/////////////////////////////////////////////////////////////////////////////
-// Name: clipbrd.cpp
+// Name: src/msw/clipbrd.cpp
// Purpose: Clipboard functionality
// Author: Julian Smart
// Modified by:
// headers
// ---------------------------------------------------------------------------
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "clipbrd.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
-#ifndef WX_PRECOMP
- #include "wx/setup.h"
-#endif
-
#if wxUSE_CLIPBOARD
+#include "wx/clipbrd.h"
+
#ifndef WX_PRECOMP
#include "wx/object.h"
#include "wx/event.h"
#include "wx/bitmap.h"
#include "wx/utils.h"
#include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/dataobj.h"
#endif
#if wxUSE_METAFILE
#include "wx/metafile.h"
#endif
-#include "wx/log.h"
-#include "wx/clipbrd.h"
#include <string.h>
#include "wx/msw/private.h"
+#include "wx/msw/ole/oleutils.h"
#if wxUSE_WXDIB
-#include "wx/msw/dib.h"
+ #include "wx/msw/dib.h"
#endif
// wxDataObject is tied to OLE/drag and drop implementation, therefore so are
// the functions using wxDataObject in wxClipboard
//#define wxUSE_DATAOBJ wxUSE_DRAG_AND_DROP
-#if wxUSE_DATAOBJ
- #include "wx/dataobj.h"
-#endif
-
#if wxUSE_OLE && !defined(__WXWINCE__)
// use OLE clipboard
#define wxUSE_OLE_CLIPBOARD 1
handle = SetClipboardData(dataFormat, hGlobalMemory);
break;
}
- // Only tested with non-Unicode, Visual C++ 6.0 so far
-#if defined(__VISUALC__) && !defined(UNICODE)
+ // Only tested with Visual C++ 6.0 so far
+#if defined(__VISUALC__)
case wxDF_HTML:
{
char* html = (char *)data;
// string when you overwrite it so you follow up with code to replace
// the 0 appended at the end with a '\r'...
char *ptr = strstr(buf, "StartHTML");
- wsprintf(ptr+10, "%08u", strstr(buf, "<html>") - buf);
+ sprintf(ptr+10, "%08u", strstr(buf, "<html>") - buf);
*(ptr+10+8) = '\r';
ptr = strstr(buf, "EndHTML");
- wsprintf(ptr+8, "%08u", strlen(buf));
+ sprintf(ptr+8, "%08u", strlen(buf));
*(ptr+8+8) = '\r';
ptr = strstr(buf, "StartFragment");
- wsprintf(ptr+14, "%08u", strstr(buf, "<!--StartFrag") - buf);
+ sprintf(ptr+14, "%08u", strstr(buf, "<!--StartFrag") - buf);
*(ptr+14+8) = '\r';
ptr = strstr(buf, "EndFragment");
- wsprintf(ptr+12, "%08u", strstr(buf, "<!--EndFrag") - buf);
+ sprintf(ptr+12, "%08u", strstr(buf, "<!--EndFrag") - buf);
*(ptr+12+8) = '\r';
// Now you have everything in place ready to put on the
wxClipboard::wxClipboard()
{
- m_clearOnExit = false;
+#if wxUSE_OLE_CLIPBOARD
+ wxOleInitialize();
+#endif
+
+ m_lastDataObject = NULL;
m_isOpened = false;
}
wxClipboard::~wxClipboard()
{
- if ( m_clearOnExit )
+ if ( m_lastDataObject )
{
Clear();
}
+
+#if wxUSE_OLE_CLIPBOARD
+ wxOleUninitialize();
+#endif
}
void wxClipboard::Clear()
{
#if wxUSE_OLE_CLIPBOARD
- if ( FAILED(OleSetClipboard(NULL)) )
+ if (m_lastDataObject)
+ {
+ // don't touch data set by other applications
+ HRESULT hr = OleIsCurrentClipboard(m_lastDataObject);
+ if (S_OK == hr)
+ {
+ hr = OleSetClipboard(NULL);
+ if ( FAILED(hr) )
{
- wxLogLastError(wxT("OleSetClipboard(NULL)"));
+ wxLogApiError(wxT("OleSetClipboard(NULL)"), hr);
}
-#endif
+ }
+ m_lastDataObject = NULL;
+ }
+#endif // wxUSE_OLE_CLIPBOARD
}
bool wxClipboard::Flush()
{
#if wxUSE_OLE_CLIPBOARD
- if ( FAILED(OleFlushClipboard()) )
+ if (m_lastDataObject)
{
- wxLogLastError(wxT("OleFlushClipboard"));
+ // don't touch data set by other applications
+ HRESULT hr = OleIsCurrentClipboard(m_lastDataObject);
+ m_lastDataObject = NULL;
+ if (S_OK == hr)
+ {
+ hr = OleFlushClipboard();
+ if ( FAILED(hr) )
+ {
+ wxLogApiError(wxT("OleFlushClipboard"), hr);
return false;
}
- else
- {
- m_clearOnExit = false;
-
return true;
}
+ }
+ return false;
#else // !wxUSE_OLE_CLIPBOARD
return false;
#endif // wxUSE_OLE_CLIPBOARD/!wxUSE_OLE_CLIPBOARD
return false;
}
+ // we have to call either OleSetClipboard(NULL) or OleFlushClipboard() when
+ // using OLE clipboard when the app terminates - by default, we call
+ // OleSetClipboard(NULL) which won't waste RAM, but the app can call
+ // wxClipboard::Flush() to change this
+ m_lastDataObject = data->GetInterface();
+
// we have a problem here because we should delete wxDataObject, but we
// can't do it because IDataObject which we just gave to the clipboard
// would try to use it when it will need the data. IDataObject is ref
// and tell it to delete wxDataObject when it is deleted itself.
data->SetAutoDelete();
- // we have to call either OleSetClipboard(NULL) or OleFlushClipboard() when
- // using OLE clipboard when the app terminates - by default, we call
- // OleSetClipboard(NULL) which won't waste RAM, but the app can call
- // wxClipboard::Flush() to chaneg this
- m_clearOnExit = true;
-
return true;
#elif wxUSE_DATAOBJ
wxCHECK_MSG( wxIsClipboardOpened(), false, wxT("clipboard not open") );
}
#endif // wxUSE_CLIPBOARD
-
projects / wxWidgets.git / blobdiff