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70 lines
1.7 KiB
C
70 lines
1.7 KiB
C
/*
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* PROJECT: ReactOS 'Layers' Shim library
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* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
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* PURPOSE: Display settings related shims
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* COPYRIGHT: Copyright 2016,2017 Mark Jansen (mark.jansen@reactos.org)
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*/
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#define WIN32_NO_STATUS
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#include <windef.h>
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#include <winbase.h>
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#include <wingdi.h>
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#include <winuser.h>
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#include <shimlib.h>
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#define SHIM_NS Force8BitColor
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#include <setup_shim.inl>
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#define SHIM_NUM_HOOKS 0
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#define SHIM_NOTIFY_FN SHIM_OBJ_NAME(Notify)
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BOOL WINAPI SHIM_OBJ_NAME(Notify)(DWORD fdwReason, PVOID ptr)
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{
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if (fdwReason == SHIM_REASON_INIT)
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{
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DEVMODEA dm = { { 0 } };
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dm.dmSize = sizeof(dm);
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if (EnumDisplaySettingsA(NULL, ENUM_CURRENT_SETTINGS, &dm) &&
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dm.dmBitsPerPel != 8)
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{
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dm.dmBitsPerPel = 8;
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dm.dmFields |= DM_BITSPERPEL;
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ChangeDisplaySettingsA(&dm, CDS_FULLSCREEN);
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}
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}
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return TRUE;
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}
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#include <implement_shim.inl>
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#define SHIM_NS Force640x480
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#include <setup_shim.inl>
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#define SHIM_NUM_HOOKS 0
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#define SHIM_NOTIFY_FN SHIM_OBJ_NAME(Notify)
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BOOL WINAPI SHIM_OBJ_NAME(Notify)(DWORD fdwReason, PVOID ptr)
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{
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if (fdwReason == SHIM_REASON_INIT)
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{
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DEVMODEA dm = { { 0 } };
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dm.dmSize = sizeof(dm);
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if (EnumDisplaySettingsA(NULL, ENUM_CURRENT_SETTINGS, &dm) &&
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(dm.dmPelsWidth != 640 || dm.dmPelsHeight != 480))
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{
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dm.dmPelsWidth = 640;
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dm.dmPelsHeight = 480;
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dm.dmFields |= (DM_PELSWIDTH | DM_PELSHEIGHT);
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ChangeDisplaySettingsA(&dm, CDS_FULLSCREEN);
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}
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}
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return TRUE;
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}
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#include <implement_shim.inl>
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