void SetUserFriendlyFont(HWND hConWnd)
{
OSVERSIONINFO OSVer = {sizeof(OSVer)};
GetVersionEx(&OSVer);
// Соответствующие функции появились только в API Vista
// Win2k & WinXP - доступны только хаки, что не подходит
if (OSVer.dwMajorVersion >= 6)
{
HANDLE hOutput = GetStdHandle(STD_OUTPUT_HANDLE);
COORD crVisibleSize = {};
CONSOLE_SCREEN_BUFFER_INFO csbi = {};
if (GetConsoleScreenBufferInfo(hOutput, &csbi))
{
crVisibleSize.X = csbi.srWindow.Right - csbi.srWindow.Left + 1;
crVisibleSize.Y = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;
}
if ((crVisibleSize.X <= 0) && (crVisibleSize.Y <= 0))
{
_ASSERTE((crVisibleSize.X > 0) && (crVisibleSize.Y > 0));
}
else
{
int curSizeY, curSizeX;
wchar_t sFontName[LF_FACESIZE];
if (apiGetConsoleFontSize(hOutput, curSizeY, curSizeX, sFontName) && curSizeY && curSizeX)
{
DEBUGTEST(COORD crLargest = MyGetLargestConsoleWindowSize(hOutput));
HMONITOR hMon = MonitorFromWindow(hConWnd, MONITOR_DEFAULTTOPRIMARY);
MONITORINFO mi = {sizeof(mi)};
int nMaxX = 0, nMaxY = 0;
if (GetMonitorInfo(hMon, &mi))
{
nMaxX = mi.rcWork.right - mi.rcWork.left - 2*GetSystemMetrics(SM_CXSIZEFRAME) - GetSystemMetrics(SM_CYCAPTION);
nMaxY = mi.rcWork.bottom - mi.rcWork.top - 2*GetSystemMetrics(SM_CYSIZEFRAME);
}
if ((nMaxX > 0) && (nMaxY > 0))
{
int nFontX = nMaxX / crVisibleSize.X;
int nFontY = nMaxY / crVisibleSize.Y;
// Too large height?
if (nFontY > 28)
{
nFontX = 28 * nFontX / nFontY;
nFontY = 28;
}
// Evaluate default width for the font
int nEvalX = EvaluateDefaultFontWidth(nFontY, sFontName);
if (nEvalX > 0)
{
if ((nEvalX > nFontX) && (nFontX > 0))
nFontY = nFontX * nFontY / nEvalX;
else
nFontX = nEvalX;
}
// Look in the registry?
HKEY hk;
DWORD nRegSize = 0, nLen;
if (!RegOpenKeyEx(HKEY_CURRENT_USER, L"Console", 0, KEY_READ, &hk))
{
if (RegQueryValueEx(hk, L"FontSize", NULL, NULL, (LPBYTE)&nRegSize, &(nLen=sizeof(nRegSize))) || nLen!=sizeof(nRegSize))
nRegSize = 0;
RegCloseKey(hk);
}
if (!nRegSize && !RegOpenKeyEx(HKEY_CURRENT_USER, L"Console\\%SystemRoot%_system32_cmd.exe", 0, KEY_READ, &hk))
{
if (RegQueryValueEx(hk, L"FontSize", NULL, NULL, (LPBYTE)&nRegSize, &(nLen=sizeof(nRegSize))) || nLen!=sizeof(nRegSize))
nRegSize = 0;
RegCloseKey(hk);
}
if ((HIWORD(nRegSize) > curSizeY) && (HIWORD(nRegSize) < nFontY)
&& (LOWORD(nRegSize) > curSizeX) && (LOWORD(nRegSize) < nFontX))
{
nFontY = HIWORD(nRegSize);
nFontX = LOWORD(nRegSize);
}
if ((nFontX > curSizeX) || (nFontY > curSizeY))
{
apiSetConsoleFontSize(hOutput, nFontY, nFontX, sFontName);
}
}
}
}
}
}
// Vista+ only
BOOL apiFixFontSizeForBufferSize(HANDLE hOutput, COORD dwSize, char* pszUtfLog /*= NULL*/, int cchLogMax /*= 0*/)
{
BOOL lbRetry = FALSE;
CONSOLE_SCREEN_BUFFER_INFO csbi = {};
if (pszUtfLog) *pszUtfLog = 0;
if (dwSize.Y > 0 && dwSize.X > 0
&& GetConsoleScreenBufferInfo(hOutput, &csbi))
{
COORD crLargest = MyGetLargestConsoleWindowSize(hOutput);
int nMaxX = GetSystemMetrics(SM_CXFULLSCREEN);
int nMaxY = GetSystemMetrics(SM_CYFULLSCREEN);
#ifdef _DEBUG
// Для отладки, смотрим какой размер получится по crLargest
int nDbgFontX = crLargest.X ? (nMaxX / crLargest.X) : -1;
int nDbgFontY = crLargest.Y ? (nMaxY / crLargest.Y) : -1;
#endif
int curSizeY, curSizeX, newSizeY, newSizeX, calcSizeY, calcSizeX;
wchar_t sFontName[LF_FACESIZE];
if (apiGetConsoleFontSize(hOutput, curSizeY, curSizeX, sFontName) && curSizeY && curSizeX)
{
// Увеличение
if (crLargest.X && crLargest.Y && ((dwSize.X > crLargest.X) || (dwSize.Y > crLargest.Y)))
{
// Теперь прикинуть, какой размер шрифта нам нужен
newSizeY = max(1,(nMaxY / (dwSize.Y+1)));
newSizeX = max(1,(nMaxX / (dwSize.X+1)));
if ((newSizeY < curSizeY) || (newSizeX < curSizeX))
{
calcSizeX = newSizeY * curSizeX / curSizeY;
calcSizeY = newSizeX * curSizeY / curSizeX;
if (calcSizeY < curSizeY)
calcSizeX = min(calcSizeX,(calcSizeY * curSizeX / curSizeY));
if (calcSizeX < curSizeX)
calcSizeY = min(calcSizeY,(calcSizeX * curSizeY / curSizeX));
newSizeY = max(1,min(calcSizeY,curSizeY));
newSizeX = max(1,min(calcSizeX,curSizeX));
lbRetry = TRUE;
}
}
// Уменьшение
else if ((dwSize.X <= (csbi.srWindow.Right - csbi.srWindow.Left))
|| (dwSize.Y <= (csbi.srWindow.Bottom - csbi.srWindow.Top)))
{
int nMinY = GetSystemMetrics(SM_CYMIN) - GetSystemMetrics(SM_CYSIZEFRAME) - GetSystemMetrics(SM_CYCAPTION);
int nMinX = GetSystemMetrics(SM_CXMIN) - 2*GetSystemMetrics(SM_CXSIZEFRAME);
if ((nMinX > 0) && (nMinY > 0))
{
// Теперь прикинуть, какой размер шрифта нам нужен
newSizeY = (nMinY / (dwSize.Y)) + 1;
// Win8. На базовых настройках разбиение консоли дважды по Ctrl+Shift+O
// дает ошибку - размер шрифта в третьей консоли оказывается недостаточным
newSizeX = (nMinX / (dwSize.X)) + 2;
if ((newSizeY > curSizeY) || (newSizeX > curSizeX))
{
calcSizeX = newSizeY * curSizeX / curSizeY;
calcSizeY = newSizeX * curSizeY / curSizeX;
if (calcSizeY > curSizeY)
calcSizeX = max(calcSizeX,(calcSizeY * curSizeX / curSizeY));
if (calcSizeX > curSizeX)
calcSizeY = max(calcSizeY,(calcSizeX * curSizeY / curSizeX));
newSizeY = max(calcSizeY,curSizeY);
newSizeX = max(calcSizeX,curSizeX);
lbRetry = TRUE;
}
}
}
if (lbRetry)
{
lbRetry = apiSetConsoleFontSize(hOutput, newSizeY, newSizeX, sFontName);
}
}
}
return lbRetry;
}
void SetUserFriendlyFont(HWND hConWnd, int newFontY = 0, int newFontX = 0)
{
// Соответствующие функции появились только в API Vista
// Win2k & WinXP - доступны только хаки, что не подходит
_ASSERTE(_WIN32_WINNT_VISTA==0x600);
OSVERSIONINFOEXW osvi = {sizeof(osvi), HIBYTE(_WIN32_WINNT_VISTA), LOBYTE(_WIN32_WINNT_VISTA)};
DWORDLONG const dwlConditionMask = VerSetConditionMask(VerSetConditionMask(0, VER_MAJORVERSION, VER_GREATER_EQUAL), VER_MINORVERSION, VER_GREATER_EQUAL);
if (!VerifyVersionInfoW(&osvi, VER_MAJORVERSION | VER_MINORVERSION, dwlConditionMask))
return;
HANDLE hOutput = GetStdHandle(STD_OUTPUT_HANDLE);
COORD crVisibleSize = {};
CONSOLE_SCREEN_BUFFER_INFO csbi = {};
if (GetConsoleScreenBufferInfo(hOutput, &csbi))
{
crVisibleSize.X = csbi.srWindow.Right - csbi.srWindow.Left + 1;
crVisibleSize.Y = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;
}
if ((crVisibleSize.X <= 0) || (crVisibleSize.Y <= 0))
{
_ASSERTE((crVisibleSize.X > 0) && (crVisibleSize.Y > 0));
return;
}
int curSizeY = 0, curSizeX = 0;
wchar_t sFontName[LF_FACESIZE] = L"";
if (apiGetConsoleFontSize(hOutput, curSizeY, curSizeX, sFontName) && curSizeY && curSizeX)
{
if (newFontY <= 0 || newFontX <= 0)
{
DEBUGTEST(COORD crLargest = MyGetLargestConsoleWindowSize(hOutput));
HMONITOR hMon = MonitorFromWindow(hConWnd, MONITOR_DEFAULTTOPRIMARY);
MONITORINFO mi = {sizeof(mi)};
int nMaxX = 0, nMaxY = 0;
if (GetMonitorInfo(hMon, &mi))
{
nMaxX = mi.rcWork.right - mi.rcWork.left - 2*GetSystemMetrics(SM_CXSIZEFRAME) - GetSystemMetrics(SM_CYCAPTION);
nMaxY = mi.rcWork.bottom - mi.rcWork.top - 2*GetSystemMetrics(SM_CYSIZEFRAME);
}
if ((nMaxX > 0) && (nMaxY > 0))
{
int nFontX = nMaxX / crVisibleSize.X;
int nFontY = nMaxY / crVisibleSize.Y;
// Too large height?
if (nFontY > 28)
{
nFontX = 28 * nFontX / nFontY;
nFontY = 28;
}
// Evaluate default width for the font
int nEvalX = EvaluateDefaultFontWidth(nFontY, sFontName);
if (nEvalX > 0)
{
if ((nEvalX > nFontX) && (nFontX > 0))
nFontY = nFontX * nFontY / nEvalX;
else
nFontX = nEvalX;
}
// Look in the registry?
HKEY hk;
DWORD nRegSize = 0, nLen;
if (!RegOpenKeyEx(HKEY_CURRENT_USER, L"Console", 0, KEY_READ, &hk))
{
if (RegQueryValueEx(hk, L"FontSize", NULL, NULL, (LPBYTE)&nRegSize, &(nLen=sizeof(nRegSize))) || nLen!=sizeof(nRegSize))
nRegSize = 0;
RegCloseKey(hk);
}
if (!nRegSize && !RegOpenKeyEx(HKEY_CURRENT_USER, L"Console\\%SystemRoot%_system32_cmd.exe", 0, KEY_READ, &hk))
{
if (RegQueryValueEx(hk, L"FontSize", NULL, NULL, (LPBYTE)&nRegSize, &(nLen=sizeof(nRegSize))) || nLen!=sizeof(nRegSize))
nRegSize = 0;
RegCloseKey(hk);
}
if ((HIWORD(nRegSize) > curSizeY) && (HIWORD(nRegSize) < nFontY)
&& (LOWORD(nRegSize) > curSizeX) && (LOWORD(nRegSize) < nFontX))
{
nFontY = HIWORD(nRegSize);
nFontX = LOWORD(nRegSize);
}
if ((nFontX > curSizeX) || (nFontY > curSizeY))
{
newFontY = nFontY; newFontX = nFontX;
}
}
}
}
if ((newFontY > 0) && (newFontX > 0))
{
if (!*sFontName)
lstrcpyn(sFontName, L"Lucida Console", countof(sFontName));
apiSetConsoleFontSize(hOutput, newFontY, newFontX, sFontName);
}
}