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RadClip.cpp
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RadClip.cpp
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#include <Windows.h>
#include <stdio.h>
#include <shlobj.h>
#include <io.h>
#include <fcntl.h>
#include <tchar.h>
#include "arg.inl"
// TODO: Save to file
// Save HBITMAP to file
#define COLOR(n, s) "\x1B[" #n "m" s "\x1B[0m"
#define COMMAND(s) COLOR(37, s)
#define OPTION(s) COLOR(33, s)
#define VALUE(s) COLOR(36, s)
int _tmain(int argc, TCHAR const* const* const argv)
{
arginit(argc, argv);
const int mode = argswitch(_T("/U")) ? _O_U16TEXT : _O_U8TEXT;
int format = _ttoi(argvalue(_T("/F"), _T("0")));
const bool showUsage = argswitch(_T("/?"));
if (showUsage)
{
_ftprintf(stdout, _T(COMMAND("%s") " - Output clipboard contents to stdout\n"), argapp());
_ftprintf(stdout, _T("\n"));
_ftprintf(stdout, _T(COMMAND("%s") " [/" OPTION("U") "] [/" OPTION("F") "=" VALUE("n") "]\n"), argapp());
_ftprintf(stdout, _T(" /" OPTION("U") " Output in unicode\n"));
_ftprintf(stdout, _T(" /" OPTION("F") " Clipboard format\n"));
_ftprintf(stdout, _T(" where " VALUE("n") " is " VALUE("1") " for text, " VALUE("2") " for bitmap, " VALUE("13") " for unicode\n"));
_ftprintf(stdout, _T("\n"));
_ftprintf(stdout, _T("\tErrorcode " VALUE("1") " if clipboard is empty.\n"));
_ftprintf(stdout, _T("\tErrorcode " VALUE("2") " if unknown parameter.\n"));
_ftprintf(stdout, _T("\tErrorcode " VALUE("3") " if unknown format.\n"));
return 0;
}
if (!argcleanup())
return 2;
_setmode(_fileno(stdout), mode);
if (!OpenClipboard(NULL))
{
_ftprintf(stderr, _T("Error OpenClipboard: %d\n"), GetLastError());
return 1;
}
if (format == 0)
{
UINT f[] = { CF_UNICODETEXT, CF_HDROP, CF_BITMAP };
format = GetPriorityClipboardFormat(f, ARRAYSIZE(f));
if (format < 0)
{
_ftprintf(stderr, _T("Error Unknown Format\n"));
CloseClipboard();
return 3;
}
}
int ret = 0;
HANDLE hClipboardData = GetClipboardData(format);
if (hClipboardData != NULL)
{
switch (format)
{
case CF_UNICODETEXT:
{
wchar_t *pchData = (wchar_t*)GlobalLock(hClipboardData);
#if 1
// Printing "\r\n" causes output of "\r\r\n"
wchar_t *pchNext;
while ((pchNext = wcschr(pchData, L'\r')) != nullptr)
{
size_t len = pchNext - pchData;
wprintf(L"%.*s", (int) len, pchData);
if (pchNext[1] != L'\n')
wprintf(L"\r");
pchData = pchNext + 1;
}
wprintf(pchData);
size_t len = wcslen(pchData);
if (len > 0 && pchData[len - 1] != L'\n')
wprintf(L"\n");
#else
wchar_t bom = 0xFFFE;
fwrite(&bom, sizeof(wchar_t), 1, stdout);
fwrite(pchData, sizeof(wchar_t), wcslen(pchData), stdout);
#endif
GlobalUnlock(hClipboardData);
}
break;
case CF_HDROP:
{
DROPFILES* pData = (DROPFILES*)GlobalLock(hClipboardData);
if (pData->fWide)
{
wchar_t *pchData = (wchar_t*)((char*)pData + pData->pFiles);
while (*pchData != L'\0')
{
wprintf(pchData);
wprintf(L"\n");
pchData += wcslen(pchData) + 1;
}
}
else
{
char *pchData = (char*)((char*)pData + pData->pFiles);
while (*pchData != L'\0')
{
printf(pchData);
printf("\n");
pchData += strlen(pchData) + 1;
}
}
GlobalUnlock(hClipboardData);
}
break;
case CF_BITMAP:
{
HBITMAP hBmp = (HBITMAP) hClipboardData;
BITMAP bm = {};
GetObject(hBmp, sizeof(BITMAP), &bm);
_ftprintf(stdout, _T("Bitmap: %d x %d %d bpp\n"), bm.bmWidth, bm.bmHeight, bm.bmBitsPixel);
}
break;
}
}
else
{
_ftprintf(stderr, _T("No data\n"));
const DWORD Error = GetLastError();
if (Error != 0)
_ftprintf(stderr, _T("Error: %d\n"), GetLastError());
ret = 3;
}
CloseClipboard();
return ret;
}