280 lines
8.9 KiB
C
280 lines
8.9 KiB
C
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/****************************************************************************\
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FONT.C / Factory / WinBOM (FACTORY.EXE)
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Microsoft Confidential
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Copyright (c) Microsoft Corporation 2001
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All rights reserved
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State code for customizing the font smoothing and cleartype settings.
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WINBOM.INI
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[ComputerSettings]
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FontSmoothing = ; Default is 'Standard'.
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Standard | ; Will determine, based on the system speed, if font
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; smoothing is turned on or not.
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On | ; Forces font smoothing on. Should only be used if the
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; performance of the video card is known to give an
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; acceptable user experience with this option enabled.
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Off | ; Forces font smoothing off.
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ClearType ; Turns clear type and font smoothing on. Should only be
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; used if the monitor is known to be an LCD screen and
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; that the system performance is known to be acceptable
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; with this option enabled.
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04/2001 - Jason Cohen (JCOHEN)
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Added source file for the state that customizes the font and
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cleartype settings.
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\****************************************************************************/
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//
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// Includes
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//
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#include "factoryp.h"
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//
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// Internal Defined Value(s):
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//
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#define REG_KEY_FONTSMOOTHING _T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\VisualEffects\\FontSmoothing")
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#define REG_VAL_DEFAULTBYFONTTEST _T("DefaultByFontTest")
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#define REG_VAL_DEFAULTVALUE _T("DefaultValue")
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#define REG_KEY_CLEARTYPE _T("Control Panel\\Desktop")
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#define REG_VAL_FONTSMOOTHING _T("FontSmoothing")
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#define REG_VAL_FONTSMOOTHINGTYPE _T("FontSmoothingType")
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#define REG_KEY_HORRID_CLASSES _T("_Classes")
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#define REG_KEY_HORRID_CLASSES_LEN ( AS(REG_KEY_HORRID_CLASSES) - 1 )
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//
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// Internal Function Prototype(s):
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//
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static BOOL RegSetAllUsers(LPTSTR lpszSubKey, LPTSTR lpszValue, LPBYTE lpData, DWORD dwType);
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//
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// Exported Function(s):
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//
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BOOL SetFontOptions(LPSTATEDATA lpStateData)
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{
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LPTSTR lpszWinBOMPath = lpStateData->lpszWinBOMPath;
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TCHAR szFontSmoothing[256] = NULLSTR,
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szFontSmoothingData[] = _T("_");
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DWORD dwDefaultByFontTest,
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dwDefaultValue,
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dwFontSmoothingType;
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BOOL bRet = TRUE;
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// Get the option from the winbom.
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//
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GetPrivateProfileString(INI_SEC_WBOM_SETTINGS, INI_KEY_WBOM_FONTSMOOTHING, NULLSTR, szFontSmoothing, AS(szFontSmoothing), lpszWinBOMPath);
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// Figure out what values to write based on the value in the winbom.
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//
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if ( NULLCHR == szFontSmoothing[0] )
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{
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// No key, do nothing and do not touch whatever options already set.
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//
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return TRUE;
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}
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else if ( LSTRCMPI(szFontSmoothing, INI_VAL_WBOM_FONTSMOOTHING_ON) == 0 )
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{
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// Force font smoothing on.
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//
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dwDefaultByFontTest = 0;
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dwDefaultValue = 1;
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dwFontSmoothingType = 1;
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szFontSmoothingData[0] = _T('2');
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}
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else if ( LSTRCMPI(szFontSmoothing, INI_VAL_WBOM_FONTSMOOTHING_OFF) == 0 )
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{
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// Force font smoothing off.
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//
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dwDefaultByFontTest = 0;
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dwDefaultValue = 0;
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dwFontSmoothingType = 0;
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szFontSmoothingData[0] = _T('0');
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}
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else if ( LSTRCMPI(szFontSmoothing, INI_VAL_WBOM_FONTSMOOTHING_CLEARTYPE) == 0 )
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{
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// Force font smoothing and cleartype on.
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//
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dwDefaultByFontTest = 0;
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dwDefaultValue = 1;
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dwFontSmoothingType = 2;
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szFontSmoothingData[0] = _T('2');
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}
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else if ( LSTRCMPI(szFontSmoothing, INI_VAL_WBOM_FONTSMOOTHING_DEFAULT) == 0 )
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{
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// Let system decide if font smoothing should be on or not.
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//
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dwDefaultByFontTest = 1;
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dwDefaultValue = 0;
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dwFontSmoothingType = 0;
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szFontSmoothingData[0] = _T('0');
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}
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else
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{
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FacLogFile(0 | LOG_ERR, IDS_ERR_WINBOMVALUE, lpszWinBOMPath, INI_SEC_WBOM_SETTINGS, INI_KEY_WBOM_FONTSMOOTHING, szFontSmoothing);
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bRet = FALSE;
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}
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// Now save the settings if valid option passed in.
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//
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if ( bRet )
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{
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if ( !RegSetDword(HKLM, REG_KEY_FONTSMOOTHING, REG_VAL_DEFAULTBYFONTTEST, dwDefaultByFontTest) )
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{
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bRet = FALSE;
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}
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if ( !RegSetDword(HKLM, REG_KEY_FONTSMOOTHING, REG_VAL_DEFAULTVALUE, dwDefaultValue) )
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{
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bRet = FALSE;
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}
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if ( !RegSetAllUsers(REG_KEY_CLEARTYPE, REG_VAL_FONTSMOOTHINGTYPE, (LPBYTE) &dwFontSmoothingType, REG_DWORD) )
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{
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bRet = FALSE;
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}
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if ( !RegSetAllUsers(REG_KEY_CLEARTYPE, REG_VAL_FONTSMOOTHING, (LPBYTE) szFontSmoothingData, REG_SZ) )
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{
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bRet = FALSE;
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}
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//
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// ISSUE-2002/02/25-acosma,robertko - this is a duplicate of the REG_VAL_FONTSMOOTHINGTYPE set above - should be removed.
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//
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if ( !RegSetAllUsers(REG_KEY_CLEARTYPE, REG_VAL_FONTSMOOTHINGTYPE, (LPBYTE) &dwFontSmoothingType, REG_DWORD) )
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{
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bRet = FALSE;
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}
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}
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return bRet;
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}
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BOOL DisplaySetFontOptions(LPSTATEDATA lpStateData)
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{
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return IniSettingExists(lpStateData->lpszWinBOMPath, INI_SEC_WBOM_SETTINGS, INI_KEY_WBOM_FONTSMOOTHING, NULL);
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}
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//
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// Internal Function(s):
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//
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static BOOL RegSetAllUsers(LPTSTR lpszSubKey, LPTSTR lpszValue, LPBYTE lpData, DWORD dwType)
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{
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BOOL bRet = TRUE,
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bErr;
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LPTSTR lpszKeyName;
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HKEY hkeyEnum,
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hkeySub;
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DWORD dwIndex = 0,
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dwSize,
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dwDis,
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dwMaxSize;
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int iLen;
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// Figure out the max length of any sub key and allocate a buffer for it.
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//
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if ( ( ERROR_SUCCESS == RegQueryInfoKey(HKEY_USERS,
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NULL,
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NULL,
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NULL,
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NULL,
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&dwMaxSize,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL) ) &&
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( lpszKeyName = (LPTSTR) MALLOC((++dwMaxSize) * sizeof(TCHAR)) ) )
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{
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// Now enumerate all the sub keys.
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//
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dwSize = dwMaxSize;
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while ( ERROR_SUCCESS == RegEnumKeyEx(HKEY_USERS,
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dwIndex++,
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lpszKeyName,
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&dwSize,
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NULL,
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NULL,
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NULL,
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NULL) )
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{
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// Iterate over all users ignoring the keys with the "_Classes" suffix
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//
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if ( ( dwSize < REG_KEY_HORRID_CLASSES_LEN ) ||
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( 0 != LSTRCMPI(lpszKeyName + (dwSize - REG_KEY_HORRID_CLASSES_LEN), REG_KEY_HORRID_CLASSES) ) )
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{
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// Open up the sub key.
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//
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if ( ERROR_SUCCESS == RegOpenKeyEx(HKEY_USERS,
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lpszKeyName,
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0,
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KEY_ALL_ACCESS,
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&hkeyEnum) )
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{
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// Set the value that was passed in.
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//
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switch ( dwType )
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{
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case REG_DWORD:
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bErr = !RegSetDword(hkeyEnum, lpszSubKey, lpszValue, *((LPDWORD) lpData));
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break;
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case REG_SZ:
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bErr = !RegSetString(hkeyEnum, lpszSubKey, lpszValue, (LPTSTR) lpData);
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break;
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default:
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bErr = TRUE;
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break;
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}
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// If anything fails, we keep going but return an error.
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//
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if ( bErr )
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{
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bRet = FALSE;
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}
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// Close the sub key that we enumerated.
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//
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RegCloseKey(hkeyEnum);
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}
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}
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// Reset the size for the next call to RegEnumKeyEx().
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//
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dwSize = dwMaxSize;
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}
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// Free the buffer we allocated.
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//
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FREE(lpszKeyName);
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}
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else
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{
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bRet = FALSE;
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}
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// Return TRUE if everything worked okay.
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//
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return bRet;
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}
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