+ wxMemoryOutputStream mstream((char*) m_pngData, m_pngSize);
+ image.SaveFile(mstream, wxBITMAP_TYPE_PNG);
+}
+
+// ----------------------------------------------------------------------------
+// wxURLDataObject
+// ----------------------------------------------------------------------------
+
+class wxTextURIListDataObject : public wxDataObjectSimple
+{
+public:
+ wxTextURIListDataObject(const wxString& url)
+ : wxDataObjectSimple(wxDataFormat(g_fileAtom)),
+ m_url(url)
+ {
+ }
+
+ const wxString& GetURL() const { return m_url; }
+ void SetURL(const wxString& url) { m_url = url; }
+
+
+ virtual size_t GetDataSize() const
+ {
+ // It is not totally clear whether we should include "\r\n" at the end
+ // of the string if there is only one URL or not, but not doing it
+ // doesn't seem to create any problems, so keep things simple.
+ return strlen(m_url.utf8_str()) + 1;
+ }
+
+ virtual bool GetDataHere(void *buf) const
+ {
+ char* const dst = static_cast<char*>(buf);
+
+ strcpy(dst, m_url.utf8_str());
+
+ return true;
+ }
+
+ virtual bool SetData(size_t len, const void *buf)
+ {
+ const char* const src = static_cast<const char*>(buf);
+
+ // The string might be "\r\n"-terminated but this is not necessarily
+ // the case (e.g. when dragging an URL from Firefox, it isn't).
+ if ( len > 1 && src[len - 1] == '\n' )
+ {
+ if ( len > 2 && src[len - 2] == '\r' )
+ len--;
+
+ len--;
+ }
+
+ m_url = wxString::FromUTF8(src, len);
+
+ return true;
+ }
+
+ // 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:
+ wxString m_url;
+};
+
+wxURLDataObject::wxURLDataObject(const wxString& url) :
+ m_dobjURIList(new wxTextURIListDataObject(url)),
+ m_dobjText(new wxTextDataObject(url))
+{
+ // Use both URL-specific format and a plain text one to ensure that URLs
+ // can be pasted into any application.
+ Add(m_dobjURIList, true /* preferred */);
+ Add(m_dobjText);
+}
+
+void wxURLDataObject::SetURL(const wxString& url)
+{
+ m_dobjURIList->SetURL(url);
+ m_dobjText->SetText(url);