void ClipboardExchange::onRequest(UINT32 reqCode, RfbInputGate *input)
{
switch (reqCode) {
case ClientMsgDefs::CLIENT_CUT_TEXT:
input->readUInt8(); // pad
input->readUInt16(); // pad
{
UINT32 length = input->readUInt32();
std::vector<char> charBuff(length + 1);
input->readFully(&charBuff.front(), length);
charBuff[length] = '\0';
AnsiStringStorage ansiText(&charBuff.front());
if (!m_viewOnly) {
StringStorage clipText;
ansiText.toStringStorage(&clipText);
m_desktop->setNewClipText(&clipText);
}
}
break;
default:
StringStorage errMess;
errMess.format(_T("Unknown %d protocol code received"), (int)reqCode);
throw Exception(errMess.getString());
break;
}
}
std::string& Clipboard::GetTextImpl()
{
static std::string clipboardText;
HWND eventWindow = Win32Host::Win32Instance()->GetEventWindow();
if (!OpenClipboard(eventWindow))
{
std::string error(Win32Utils::QuickFormatMessage(GetLastError()));
throw ValueException::FromFormat("Could not open Win32 clipbaord: %s",
error.c_str());
}
// TODO(mrobinson): We need to also test for text/html here, I think.
UINT format = 0;
clipboardText = "";
if (IsClipboardFormatAvailable(CF_UNICODETEXT))
format = CF_UNICODETEXT;
else if (IsClipboardFormatAvailable(CF_TEXT))
format = CF_TEXT;
else
return clipboardText;
HANDLE clipboardData = GetClipboardData(format);
if (!clipboardData)
{
CloseClipboard();
std::string error(Win32Utils::QuickFormatMessage(GetLastError()));
throw ValueException::FromFormat(
"Could not get clipbaord data: %s", error.c_str());
}
LPVOID data = ::GlobalLock(clipboardData);
if (!data)
{
CloseClipboard();
std::string error(Win32Utils::QuickFormatMessage(GetLastError()));
throw ValueException::FromFormat(
"Could not lock clipbaord data: %s", error.c_str());
}
if (format == CF_TEXT)
{
std::string ansiText(static_cast<char*>(data));
clipboardText = ::MultiByteToMultiByte(ansiText, CP_ACP, CP_UTF8);
}
else if (format == CF_UNICODETEXT)
{
std::wstring wideString(static_cast<wchar_t*>(data));
clipboardText = ::WideToUTF8(wideString);
}
::GlobalUnlock(clipboardData);
CloseClipboard();
return clipboardText;
}