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[SYSSETUP][UNATTENDED] Allow changing the resolution automatically. CORE-13315

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svn path=/trunk/; revision=74679
This commit is contained in:
Mark Jansen 2017-05-27 09:37:16 +00:00
parent acc9f33775
commit 31391c60b1
2 changed files with 72 additions and 0 deletions
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8
reactos/boot/bootdata/bootcd/unattend.inf
View file

@ -56,3 +56,11 @@ LocaleID = 409
; [GuiRunOnce]
; %SystemRoot%\system32\cmd.exe
; enable this section to change resolution / bpp
; setting a value to 0 or skipping it will leave it unchanged
; [Display]
; BitsPerPel = 32
; XResolution = 1440
; YResolution = 900
; VRefresh = 0

64
reactos/dll/win32/syssetup/wizard.c
View file

@ -2211,6 +2211,70 @@ ProcessUnattendInf(
}
while (SetupFindNextLine(&InfContext, &InfContext));
if (SetupFindFirstLineW(pSetupData->hUnattendedInf,
L"Display",
NULL,
&InfContext))
{
DEVMODEW dm = { { 0 } };
dm.dmSize = sizeof(dm);
if (EnumDisplaySettingsW(NULL, ENUM_CURRENT_SETTINGS, &dm))
{
do
{
int iValue;
if (!SetupGetStringFieldW(&InfContext,
0,
szName,
sizeof(szName) / sizeof(WCHAR),
&LineLength))
{
DPRINT1("Error: SetupGetStringField failed with %d\n", GetLastError());
return;
}
if (!SetupGetStringFieldW(&InfContext,
1,
szValue,
sizeof(szValue) / sizeof(WCHAR),
&LineLength))
{
DPRINT1("Error: SetupGetStringField failed with %d\n", GetLastError());
return;
}
iValue = _wtoi(szValue);
DPRINT1("Name %S Value %i\n", szName, iValue);
if (!iValue)
continue;
if (!wcscmp(szName, L"BitsPerPel"))
{
dm.dmFields |= DM_BITSPERPEL;
dm.dmBitsPerPel = iValue;
}
else if (!wcscmp(szName, L"XResolution"))
{
dm.dmFields |= DM_PELSWIDTH;
dm.dmPelsWidth = iValue;
}
else if (!wcscmp(szName, L"YResolution"))
{
dm.dmFields |= DM_PELSHEIGHT;
dm.dmPelsHeight = iValue;
}
else if (!wcscmp(szName, L"VRefresh"))
{
dm.dmFields |= DM_DISPLAYFREQUENCY;
dm.dmDisplayFrequency = iValue;
}
}
while (SetupFindNextLine(&InfContext, &InfContext));
ChangeDisplaySettingsW(&dm, CDS_UPDATEREGISTRY);
}
}
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE,
L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\RunOnce",
0,