Ejemplo n.º 1
0
static std::string getTextFromBuffer(const ZLUnicodeUtil::Ucs2String &buffer) {
	ZLUnicodeUtil::Ucs2String copy = buffer;
	copy.pop_back();
	std::string txt;
	ZLUnicodeUtil::ucs2ToUtf8(txt, copy);
	return txt;
}
LRESULT CALLBACK ZLWin32ApplicationWindow::TextEditParameter::ComboBoxCallback(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
	TextEditParameter &parameter =
		*(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);
}
std::string ZLWin32ApplicationWindow::TextEditParameter::internalValue() const {
	int len = GetWindowTextLengthW(myComboBox);
	if (len == 0) {
		return "";
	}
	static ZLUnicodeUtil::Ucs2String buffer;
	buffer.assign(len + 1, '\0');
	GetWindowTextW(myComboBox, (WCHAR*)::wchar(buffer), len + 1);
	buffer.pop_back();
	std::string text;
	ZLUnicodeUtil::ucs2ToUtf8(text, buffer);
	return text;
}