+ return true;
+}
+
+#endif // wxUSE_UNICODE_WCHAR/wxUSE_UNICODE_UTF8
+
+#elif defined(wxNEEDS_UTF16_FOR_TEXT_DATAOBJ)
+
+namespace
+{
+
+inline wxMBConv& GetConv(const wxDataFormat& format)
+{
+ static wxMBConvUTF16 s_UTF16Converter;
+
+ return format == wxDF_UNICODETEXT ? static_cast<wxMBConv&>(s_UTF16Converter)
+ : static_cast<wxMBConv&>(wxConvLocal);
+}
+
+} // anonymous namespace
+
+size_t wxTextDataObject::GetDataSize(const wxDataFormat& format) const
+{
+ return GetConv(format).WC2MB(NULL, GetText().wc_str(), 0);
+}
+
+bool wxTextDataObject::GetDataHere(const wxDataFormat& format, void *buf) const
+{
+ if ( buf == NULL )
+ return false;
+
+ wxCharBuffer buffer(GetConv(format).cWX2MB(GetText().c_str()));
+
+ memcpy(buf, buffer.data(), buffer.length());
+
+ return true;
+}
+
+bool wxTextDataObject::SetData(const wxDataFormat& format,
+ size_t WXUNUSED(len),
+ const void *buf)
+{
+ if ( buf == NULL )
+ return false;
+
+ SetText(GetConv(format).cMB2WX(static_cast<const char*>(buf)));
+
+ return true;
+}
+
+#else // !wxNEEDS_UTF{8,16}_FOR_TEXT_DATAOBJ
+
+size_t wxTextDataObject::GetDataSize() const
+{
+ return GetTextLength() * sizeof(wxChar);
+}
+
+bool wxTextDataObject::GetDataHere(void *buf) const
+{
+ // NOTE: use wxTmemcpy() instead of wxStrncpy() to allow
+ // retrieval of strings with embedded NULLs
+ wxTmemcpy( (wxChar*)buf, GetText().c_str(), GetTextLength() );
+
+ return true;
+}
+
+bool wxTextDataObject::SetData(size_t len, const void *buf)
+{
+ SetText( wxString((const wxChar*)buf, len/sizeof(wxChar)) );
+
+ return true;
+}
+
+#endif // different wxTextDataObject implementations
+
+size_t wxHTMLDataObject::GetDataSize() const
+{
+ const wxScopedCharBuffer buffer(GetHTML().utf8_str());
+
+ size_t size = buffer.length();
+
+#ifdef __WXMSW__
+ // On Windows we need to add some stuff to the string to satisfy
+ // its clipboard format requirements.
+ size += 400;
+#endif
+
+ return size;
+}
+
+bool wxHTMLDataObject::GetDataHere(void *buf) const
+{
+ if ( !buf )
+ return false;
+
+ // Windows and Mac always use UTF-8, and docs suggest GTK does as well.
+ const wxScopedCharBuffer html(GetHTML().utf8_str());
+ if ( !html )
+ return false;
+
+ char* const buffer = static_cast<char*>(buf);
+
+#ifdef __WXMSW__
+ // add the extra info that the MSW clipboard format requires.
+
+ // Create a template string for the HTML header...
+ strcpy(buffer,
+ "Version:0.9\r\n"
+ "StartHTML:00000000\r\n"
+ "EndHTML:00000000\r\n"
+ "StartFragment:00000000\r\n"
+ "EndFragment:00000000\r\n"
+ "<html><body>\r\n"
+ "<!--StartFragment -->\r\n");
+
+ // Append the HTML...
+ strcat(buffer, html);
+ strcat(buffer, "\r\n");
+ // Finish up the HTML format...
+ strcat(buffer,
+ "<!--EndFragment-->\r\n"
+ "</body>\r\n"
+ "</html>");
+
+ // Now go back, calculate all the lengths, and write out the
+ // necessary header information. Note, wsprintf() truncates the
+ // 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(buffer, "StartHTML");
+ sprintf(ptr+10, "%08u", (unsigned)(strstr(buffer, "<html>") - buffer));
+ *(ptr+10+8) = '\r';
+
+ ptr = strstr(buffer, "EndHTML");
+ sprintf(ptr+8, "%08u", (unsigned)strlen(buffer));
+ *(ptr+8+8) = '\r';
+
+ ptr = strstr(buffer, "StartFragment");
+ sprintf(ptr+14, "%08u", (unsigned)(strstr(buffer, "<!--StartFrag") - buffer));
+ *(ptr+14+8) = '\r';
+
+ ptr = strstr(buffer, "EndFragment");
+ sprintf(ptr+12, "%08u", (unsigned)(strstr(buffer, "<!--EndFrag") - buffer));
+ *(ptr+12+8) = '\r';
+#else
+ strcpy(buffer, html);
+#endif // __WXMSW__
+
+ return true;
+}
+
+bool wxHTMLDataObject::SetData(size_t WXUNUSED(len), const void *buf)
+{
+ if ( buf == NULL )
+ return false;
+
+ // Windows and Mac always use UTF-8, and docs suggest GTK does as well.
+ wxString html = wxString::FromUTF8(static_cast<const char*>(buf));
+
+#ifdef __WXMSW__
+ // To be consistent with other platforms, we only add the Fragment part
+ // of the Windows HTML clipboard format to the data object.
+ int fragmentStart = html.rfind("StartFragment");
+ int fragmentEnd = html.rfind("EndFragment");
+
+ if (fragmentStart != wxNOT_FOUND && fragmentEnd != wxNOT_FOUND)
+ {
+ int startCommentEnd = html.find("-->", fragmentStart) + 3;
+ int endCommentStart = html.rfind("<!--", fragmentEnd);
+
+ if (startCommentEnd != wxNOT_FOUND && endCommentStart != wxNOT_FOUND)
+ html = html.Mid(startCommentEnd, endCommentStart - startCommentEnd);
projects / wxWidgets.git / blobdiff