mirror of
https://github.com/reactos/reactos.git
synced 2024-08-21 19:03:01 +00:00
70 lines
1.7 KiB
C
70 lines
1.7 KiB
C
/*
|
|
* PROJECT: ReactOS 'Layers' Shim library
|
|
* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
|
|
* PURPOSE: Display settings related shims
|
|
* COPYRIGHT: Copyright 2016,2017 Mark Jansen (mark.jansen@reactos.org)
|
|
*/
|
|
|
|
#define WIN32_NO_STATUS
|
|
#include <windef.h>
|
|
#include <winbase.h>
|
|
#include <wingdi.h>
|
|
#include <winuser.h>
|
|
#include <shimlib.h>
|
|
|
|
|
|
#define SHIM_NS Force8BitColor
|
|
#include <setup_shim.inl>
|
|
|
|
#define SHIM_NUM_HOOKS 0
|
|
#define SHIM_NOTIFY_FN SHIM_OBJ_NAME(Notify)
|
|
|
|
BOOL WINAPI SHIM_OBJ_NAME(Notify)(DWORD fdwReason, PVOID ptr)
|
|
{
|
|
if (fdwReason == SHIM_REASON_INIT)
|
|
{
|
|
DEVMODEA dm = { { 0 } };
|
|
dm.dmSize = sizeof(dm);
|
|
if (EnumDisplaySettingsA(NULL, ENUM_CURRENT_SETTINGS, &dm) &&
|
|
dm.dmBitsPerPel != 8)
|
|
{
|
|
dm.dmBitsPerPel = 8;
|
|
dm.dmFields |= DM_BITSPERPEL;
|
|
ChangeDisplaySettingsA(&dm, CDS_FULLSCREEN);
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
#include <implement_shim.inl>
|
|
|
|
|
|
|
|
#define SHIM_NS Force640x480
|
|
#include <setup_shim.inl>
|
|
|
|
#define SHIM_NUM_HOOKS 0
|
|
#define SHIM_NOTIFY_FN SHIM_OBJ_NAME(Notify)
|
|
|
|
BOOL WINAPI SHIM_OBJ_NAME(Notify)(DWORD fdwReason, PVOID ptr)
|
|
{
|
|
if (fdwReason == SHIM_REASON_INIT)
|
|
{
|
|
DEVMODEA dm = { { 0 } };
|
|
dm.dmSize = sizeof(dm);
|
|
if (EnumDisplaySettingsA(NULL, ENUM_CURRENT_SETTINGS, &dm) &&
|
|
(dm.dmPelsWidth != 640 || dm.dmPelsHeight != 480))
|
|
{
|
|
dm.dmPelsWidth = 640;
|
|
dm.dmPelsHeight = 480;
|
|
dm.dmFields |= (DM_PELSWIDTH | DM_PELSHEIGHT);
|
|
ChangeDisplaySettingsA(&dm, CDS_FULLSCREEN);
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
#include <implement_shim.inl>
|
|
|
|
|