Textractor/GUI/host/util.cpp
2018-11-22 16:02:45 -05:00

46 lines
1.1 KiB
C++

#include "util.h"
#include "text.h"
#include "host.h"
namespace Util
{
std::optional<std::wstring> GetClipboardText()
{
if (!IsClipboardFormatAvailable(CF_UNICODETEXT)) return {};
if (!OpenClipboard(NULL)) return {};
if (HANDLE clipboardHandle = GetClipboardData(CF_UNICODETEXT))
{
std::wstring ret = (wchar_t*)GlobalLock(clipboardHandle);
GlobalUnlock(clipboardHandle);
CloseClipboard();
return ret;
}
CloseClipboard();
return {};
}
std::wstring StringToWideString(std::string text, UINT encoding)
{
std::wstring ret(text.size() + 1, 0);
if (int len = MultiByteToWideChar(encoding, 0, text.c_str(), -1, ret.data(), ret.size()))
{
ret.resize(len - 1);
return ret;
}
else
{
Host::AddConsoleOutput(INVALID_CODEPAGE);
return L"";
}
}
bool RemoveRepetition(std::wstring& text)
{
wchar_t* end = text.data() + text.size();
for (int len = text.size() / 3; len > 6; --len)
if (wcsncmp(end - len * 3, end - len * 2, len) == 0 && wcsncmp(end - len * 3, end - len * 1, len) == 0)
return true | RemoveRepetition(text = end - len);
return false;
}
}