LRESULT CALLBACK ZLWin32ApplicationWindow::TextEditParameter::ComboBoxCallback(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
TextEditParameter ¶meter =
*(TextEditParameter*)GetWindowLong(hWnd, GWL_USERDATA);
if ((uMsg == WM_COMMAND) && (HIWORD(wParam) == CBN_SELCHANGE)) {
HWND comboBox = parameter.myComboBox;
const int index = SendMessage(comboBox, CB_GETCURSEL, 0, 0);
const int length = SendMessage(comboBox, CB_GETLBTEXTLEN, index, 0);
ZLUnicodeUtil::Ucs2String buffer;
if (length > 0) {
buffer.assign(length + 1, '\0');
SendMessage(comboBox, CB_GETLBTEXT, index, (LPARAM)&buffer.front());
buffer.pop_back();
}
std::string value;
ZLUnicodeUtil::ucs2ToUtf8(value, buffer);
parameter.setValue(value);
parameter.myApplication.doAction(parameter.myParameterItem.actionId());
SetFocus(parameter.myMainWindow);
}
WndProc orig = parameter.myOriginalComboBoxCallback;
return orig(hWnd, uMsg, wParam, lParam);
}
void ZLWin32EncodingConverter::convert(std::string &dst, const char *srcStart, const char *srcEnd) {
if ((srcStart == srcEnd) || (myCode == 0)) {
return;
}
myBuffer.clear();
bool hasFirstChar = false;
if (myUseStoredCharacter) {
WCHAR symbol;
char buf[2] = { myStoredCharacter, *srcStart };
if (MultiByteToWideChar(myCode, 0, buf, 2, &symbol, 1) == 1) {
hasFirstChar = true;
myBuffer.push_back(symbol);
srcStart++;
}
myUseStoredCharacter = false;
}
int len = srcEnd - srcStart;
if (len > 0) {
myBuffer.insert(myBuffer.end(), len, 0);
WCHAR *bufferStart = (WCHAR*)&myBuffer.front();
if (hasFirstChar) {
bufferStart++;
}
int ucs2Len = MultiByteToWideChar(myCode, 0, srcStart, len, bufferStart, len);
myBuffer.erase(myBuffer.begin() + ucs2Len + (hasFirstChar ? 1 : 0), myBuffer.end());
if (ucs2Len != len) {
myRBuffer.append(len, '\0');
char defaultChar = 'X';
BOOL usedDefaultChar = false;
int len1 = WideCharToMultiByte(myCode, 0, bufferStart, ucs2Len, (char*)myRBuffer.data(), len, &defaultChar, &usedDefaultChar);
if (len1 == len - 1) {
myUseStoredCharacter = true;
myStoredCharacter = *(srcEnd - 1);
}
myRBuffer.erase();
}
}
std::string toAppend;
ZLUnicodeUtil::ucs2ToUtf8(toAppend, myBuffer);
dst += toAppend;
myBuffer.clear();
}
