Files
archived-g-helper/app/NativeMethods.cs
2023-05-01 15:12:08 +02:00

782 lines
27 KiB
C#

using GHelper;
using System.ComponentModel;
using System.Diagnostics;
using System.Runtime.InteropServices;
using static Tools.ScreenInterrogatory;
namespace Tools
{
public class KeyHandler
{
public const int NOMOD = 0x0000;
public const int ALT = 0x0001;
public const int CTRL = 0x0002;
public const int SHIFT = 0x0004;
public const int WIN = 0x0008;
public const int WM_HOTKEY_MSG_ID = 0x0312;
[DllImport("user32.dll")]
private static extern bool RegisterHotKey(IntPtr hWnd, int id, int fsModifiers, int vk);
[DllImport("user32.dll")]
private static extern bool UnregisterHotKey(IntPtr hWnd, int id);
private int modifier;
private int key;
private IntPtr hWnd;
private int id;
public KeyHandler(int modifier, Keys key, nint handle)
{
this.modifier = modifier;
this.key = (int)key;
this.hWnd = handle;
id = this.GetHashCode();
}
public override int GetHashCode()
{
return modifier ^ key ^ hWnd.ToInt32();
}
public bool Register()
{
return RegisterHotKey(hWnd, id, modifier, key);
}
public bool Unregiser()
{
return UnregisterHotKey(hWnd, id);
}
}
public static class ScreenInterrogatory
{
public const int ERROR_SUCCESS = 0;
#region enums
public enum QUERY_DEVICE_CONFIG_FLAGS : uint
{
QDC_ALL_PATHS = 0x00000001,
QDC_ONLY_ACTIVE_PATHS = 0x00000002,
QDC_DATABASE_CURRENT = 0x00000004
}
public enum DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY : uint
{
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_OTHER = 0xFFFFFFFF,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_HD15 = 0,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_SVIDEO = 1,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_COMPOSITE_VIDEO = 2,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_COMPONENT_VIDEO = 3,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DVI = 4,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_HDMI = 5,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_LVDS = 6,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_D_JPN = 8,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_SDI = 9,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DISPLAYPORT_EXTERNAL = 10,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DISPLAYPORT_EMBEDDED = 11,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_UDI_EXTERNAL = 12,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_UDI_EMBEDDED = 13,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_SDTVDONGLE = 14,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_MIRACAST = 15,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_INTERNAL = 0x80000000,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_FORCE_UINT32 = 0xFFFFFFFF
}
public enum DISPLAYCONFIG_SCANLINE_ORDERING : uint
{
DISPLAYCONFIG_SCANLINE_ORDERING_UNSPECIFIED = 0,
DISPLAYCONFIG_SCANLINE_ORDERING_PROGRESSIVE = 1,
DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED = 2,
DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED_UPPERFIELDFIRST = DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED,
DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED_LOWERFIELDFIRST = 3,
DISPLAYCONFIG_SCANLINE_ORDERING_FORCE_UINT32 = 0xFFFFFFFF
}
public enum DISPLAYCONFIG_ROTATION : uint
{
DISPLAYCONFIG_ROTATION_IDENTITY = 1,
DISPLAYCONFIG_ROTATION_ROTATE90 = 2,
DISPLAYCONFIG_ROTATION_ROTATE180 = 3,
DISPLAYCONFIG_ROTATION_ROTATE270 = 4,
DISPLAYCONFIG_ROTATION_FORCE_UINT32 = 0xFFFFFFFF
}
public enum DISPLAYCONFIG_SCALING : uint
{
DISPLAYCONFIG_SCALING_IDENTITY = 1,
DISPLAYCONFIG_SCALING_CENTERED = 2,
DISPLAYCONFIG_SCALING_STRETCHED = 3,
DISPLAYCONFIG_SCALING_ASPECTRATIOCENTEREDMAX = 4,
DISPLAYCONFIG_SCALING_CUSTOM = 5,
DISPLAYCONFIG_SCALING_PREFERRED = 128,
DISPLAYCONFIG_SCALING_FORCE_UINT32 = 0xFFFFFFFF
}
public enum DISPLAYCONFIG_PIXELFORMAT : uint
{
DISPLAYCONFIG_PIXELFORMAT_8BPP = 1,
DISPLAYCONFIG_PIXELFORMAT_16BPP = 2,
DISPLAYCONFIG_PIXELFORMAT_24BPP = 3,
DISPLAYCONFIG_PIXELFORMAT_32BPP = 4,
DISPLAYCONFIG_PIXELFORMAT_NONGDI = 5,
DISPLAYCONFIG_PIXELFORMAT_FORCE_UINT32 = 0xffffffff
}
public enum DISPLAYCONFIG_MODE_INFO_TYPE : uint
{
DISPLAYCONFIG_MODE_INFO_TYPE_SOURCE = 1,
DISPLAYCONFIG_MODE_INFO_TYPE_TARGET = 2,
DISPLAYCONFIG_MODE_INFO_TYPE_FORCE_UINT32 = 0xFFFFFFFF
}
public enum DISPLAYCONFIG_DEVICE_INFO_TYPE : uint
{
DISPLAYCONFIG_DEVICE_INFO_GET_SOURCE_NAME = 1,
DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_NAME = 2,
DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_PREFERRED_MODE = 3,
DISPLAYCONFIG_DEVICE_INFO_GET_ADAPTER_NAME = 4,
DISPLAYCONFIG_DEVICE_INFO_SET_TARGET_PERSISTENCE = 5,
DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_BASE_TYPE = 6,
DISPLAYCONFIG_DEVICE_INFO_FORCE_UINT32 = 0xFFFFFFFF
}
#endregion
#region structs
[StructLayout(LayoutKind.Sequential)]
public struct LUID
{
public uint LowPart;
public int HighPart;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_PATH_SOURCE_INFO
{
public LUID adapterId;
public uint id;
public uint modeInfoIdx;
public uint statusFlags;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_PATH_TARGET_INFO
{
public LUID adapterId;
public uint id;
public uint modeInfoIdx;
private DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY outputTechnology;
private DISPLAYCONFIG_ROTATION rotation;
private DISPLAYCONFIG_SCALING scaling;
private DISPLAYCONFIG_RATIONAL refreshRate;
private DISPLAYCONFIG_SCANLINE_ORDERING scanLineOrdering;
public bool targetAvailable;
public uint statusFlags;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_RATIONAL
{
public uint Numerator;
public uint Denominator;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_PATH_INFO
{
public DISPLAYCONFIG_PATH_SOURCE_INFO sourceInfo;
public DISPLAYCONFIG_PATH_TARGET_INFO targetInfo;
public uint flags;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_2DREGION
{
public uint cx;
public uint cy;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_VIDEO_SIGNAL_INFO
{
public ulong pixelRate;
public DISPLAYCONFIG_RATIONAL hSyncFreq;
public DISPLAYCONFIG_RATIONAL vSyncFreq;
public DISPLAYCONFIG_2DREGION activeSize;
public DISPLAYCONFIG_2DREGION totalSize;
public uint videoStandard;
public DISPLAYCONFIG_SCANLINE_ORDERING scanLineOrdering;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_TARGET_MODE
{
public DISPLAYCONFIG_VIDEO_SIGNAL_INFO targetVideoSignalInfo;
}
[StructLayout(LayoutKind.Sequential)]
public struct POINTL
{
private int x;
private int y;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_SOURCE_MODE
{
public uint width;
public uint height;
public DISPLAYCONFIG_PIXELFORMAT pixelFormat;
public POINTL position;
}
[StructLayout(LayoutKind.Explicit)]
public struct DISPLAYCONFIG_MODE_INFO_UNION
{
[FieldOffset(0)]
public DISPLAYCONFIG_TARGET_MODE targetMode;
[FieldOffset(0)]
public DISPLAYCONFIG_SOURCE_MODE sourceMode;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_MODE_INFO
{
public DISPLAYCONFIG_MODE_INFO_TYPE infoType;
public uint id;
public LUID adapterId;
public DISPLAYCONFIG_MODE_INFO_UNION modeInfo;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_TARGET_DEVICE_NAME_FLAGS
{
public uint value;
}
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAYCONFIG_DEVICE_INFO_HEADER
{
public DISPLAYCONFIG_DEVICE_INFO_TYPE type;
public uint size;
public LUID adapterId;
public uint id;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DISPLAYCONFIG_TARGET_DEVICE_NAME
{
public DISPLAYCONFIG_DEVICE_INFO_HEADER header;
public DISPLAYCONFIG_TARGET_DEVICE_NAME_FLAGS flags;
public DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY outputTechnology;
public ushort edidManufactureId;
public ushort edidProductCodeId;
public uint connectorInstance;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 64)]
public string monitorFriendlyDeviceName;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
public string monitorDevicePath;
}
#endregion
#region DLL-Imports
[DllImport("user32.dll")]
public static extern int GetDisplayConfigBufferSizes(
QUERY_DEVICE_CONFIG_FLAGS flags, out uint numPathArrayElements, out uint numModeInfoArrayElements);
[DllImport("user32.dll")]
public static extern int QueryDisplayConfig(
QUERY_DEVICE_CONFIG_FLAGS flags,
ref uint numPathArrayElements, [Out] DISPLAYCONFIG_PATH_INFO[] PathInfoArray,
ref uint numModeInfoArrayElements, [Out] DISPLAYCONFIG_MODE_INFO[] ModeInfoArray,
IntPtr currentTopologyId
);
[DllImport("user32.dll")]
public static extern int DisplayConfigGetDeviceInfo(ref DISPLAYCONFIG_TARGET_DEVICE_NAME deviceName);
#endregion
private static DISPLAYCONFIG_TARGET_DEVICE_NAME DeviceName(LUID adapterId, uint targetId)
{
var deviceName = new DISPLAYCONFIG_TARGET_DEVICE_NAME
{
header =
{
size = (uint)Marshal.SizeOf(typeof (DISPLAYCONFIG_TARGET_DEVICE_NAME)),
adapterId = adapterId,
id = targetId,
type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_NAME
}
};
var error = DisplayConfigGetDeviceInfo(ref deviceName);
if (error != ERROR_SUCCESS)
throw new Win32Exception(error);
return deviceName;
}
public static IEnumerable<DISPLAYCONFIG_TARGET_DEVICE_NAME> GetAllDevices()
{
uint pathCount, modeCount;
var error = GetDisplayConfigBufferSizes(QUERY_DEVICE_CONFIG_FLAGS.QDC_ONLY_ACTIVE_PATHS, out pathCount, out modeCount);
if (error != ERROR_SUCCESS)
throw new Win32Exception(error);
var displayPaths = new DISPLAYCONFIG_PATH_INFO[pathCount];
var displayModes = new DISPLAYCONFIG_MODE_INFO[modeCount];
error = QueryDisplayConfig(QUERY_DEVICE_CONFIG_FLAGS.QDC_ONLY_ACTIVE_PATHS,
ref pathCount, displayPaths, ref modeCount, displayModes, IntPtr.Zero);
if (error != ERROR_SUCCESS)
throw new Win32Exception(error);
for (var i = 0; i < modeCount; i++)
if (displayModes[i].infoType == DISPLAYCONFIG_MODE_INFO_TYPE.DISPLAYCONFIG_MODE_INFO_TYPE_TARGET)
yield return DeviceName(displayModes[i].adapterId, displayModes[i].id);
}
}
}
public class NativeMethods
{
private const int WM_SYSCOMMAND = 0x0112;
private const int SC_MONITORPOWER = 0xF170;
private const int MONITOR_OFF = 2;
[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
private static extern IntPtr SendMessage(IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);
[DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
private static extern uint FormatMessage(uint dwFlags, IntPtr lpSource, uint dwMessageId, uint dwLanguageId, out string lpBuffer, uint nSize, IntPtr Arguments);
public static void TurnOffScreen(IntPtr handle)
{
IntPtr result = SendMessage(handle, WM_SYSCOMMAND, (IntPtr)SC_MONITORPOWER, (IntPtr)MONITOR_OFF);
if (result == IntPtr.Zero)
{
int error = Marshal.GetLastWin32Error();
string message = "";
uint formatFlags = 0x00001000 | 0x00000200 | 0x00000100 | 0x00000080;
uint formatResult = FormatMessage(formatFlags, IntPtr.Zero, (uint)error, 0, out message, 0, IntPtr.Zero);
if (formatResult == 0)
{
message = "Unknown error.";
}
Logger.WriteLine($"Failed to turn off screen. Error code: {error}. {message}");
}
}
// Monitor Power detection
internal const uint DEVICE_NOTIFY_WINDOW_HANDLE = 0x0;
internal const uint DEVICE_NOTIFY_SERVICE_HANDLE = 0x1;
internal const int WM_POWERBROADCAST = 0x0218;
internal const int PBT_POWERSETTINGCHANGE = 0x8013;
[DllImport("User32.dll", SetLastError = true)]
internal static extern IntPtr RegisterPowerSettingNotification(IntPtr hWnd, [In] Guid PowerSettingGuid, uint Flags);
[DllImport("User32.dll", SetLastError = true)]
internal static extern bool UnregisterPowerSettingNotification(IntPtr hWnd);
[StructLayout(LayoutKind.Sequential, Pack = 4)]
internal struct POWERBROADCAST_SETTING
{
public Guid PowerSetting;
public uint DataLength;
public byte Data;
}
public class PowerSettingGuid
{
// 0=Powered by AC, 1=Powered by Battery, 2=Powered by short-term source (UPC)
public Guid AcdcPowerSource { get; } = new Guid("5d3e9a59-e9D5-4b00-a6bd-ff34ff516548");
// POWERBROADCAST_SETTING.Data = 1-100
public Guid BatteryPercentageRemaining { get; } = new Guid("a7ad8041-b45a-4cae-87a3-eecbb468a9e1");
// Windows 8+: 0=Monitor Off, 1=Monitor On, 2=Monitor Dimmed
public Guid ConsoleDisplayState { get; } = new Guid("6fe69556-704a-47a0-8f24-c28d936fda47");
// Windows 8+, Session 0 enabled: 0=User providing Input, 2=User Idle
public Guid GlobalUserPresence { get; } = new Guid("786E8A1D-B427-4344-9207-09E70BDCBEA9");
// 0=Monitor Off, 1=Monitor On.
public Guid MonitorPowerGuid { get; } = new Guid("02731015-4510-4526-99e6-e5a17ebd1aea");
// 0=Battery Saver Off, 1=Battery Saver On.
public Guid PowerSavingStatus { get; } = new Guid("E00958C0-C213-4ACE-AC77-FECCED2EEEA5");
// Windows 8+: 0=Off, 1=On, 2=Dimmed
public Guid SessionDisplayStatus { get; } = new Guid("2B84C20E-AD23-4ddf-93DB-05FFBD7EFCA5");
// Windows 8+, no Session 0: 0=User providing Input, 2=User Idle
public Guid SessionUserPresence { get; } = new Guid("3C0F4548-C03F-4c4d-B9F2-237EDE686376");
// 0=Exiting away mode 1=Entering away mode
public Guid SystemAwaymode { get; } = new Guid("98a7f580-01f7-48aa-9c0f-44352c29e5C0");
/* Windows 8+ */
// POWERBROADCAST_SETTING.Data not used
public Guid IdleBackgroundTask { get; } = new Guid(0x515C31D8, 0xF734, 0x163D, 0xA0, 0xFD, 0x11, 0xA0, 0x8C, 0x91, 0xE8, 0xF1);
public Guid PowerSchemePersonality { get; } = new Guid(0x245D8541, 0x3943, 0x4422, 0xB0, 0x25, 0x13, 0xA7, 0x84, 0xF6, 0x79, 0xB7);
// The Following 3 Guids are the POWERBROADCAST_SETTING.Data result of PowerSchemePersonality
public Guid MinPowerSavings { get; } = new Guid("8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c");
public Guid MaxPowerSavings { get; } = new Guid("a1841308-3541-4fab-bc81-f71556f20b4a");
public Guid TypicalPowerSavings { get; } = new Guid("381b4222-f694-41f0-9685-ff5bb260df2e");
}
public const int KEYEVENTF_EXTENDEDKEY = 1;
public const int KEYEVENTF_KEYUP = 2;
public const int VK_MEDIA_NEXT_TRACK = 0xB0;
public const int VK_MEDIA_PLAY_PAUSE = 0xB3;
public const int VK_MEDIA_PREV_TRACK = 0xB1;
public const int VK_VOLUME_MUTE = 0xAD;
public const int VK_SNAPSHOT = 0x2C;
[DllImport("user32.dll", SetLastError = true)]
public static extern void keybd_event(byte virtualKey, byte scanCode, uint flags, IntPtr extraInfo);
public static void KeyPress(int key = VK_MEDIA_PLAY_PAUSE)
{
keybd_event((byte)key, 0, KEYEVENTF_EXTENDEDKEY, IntPtr.Zero);
}
[DllImport("user32.dll")]
public static extern bool ShowWindowAsync(IntPtr hWnd, int nCmdShow);
public const int SW_RESTORE = 9;
public static bool SwitchToCurrent()
{
IntPtr hWnd = IntPtr.Zero;
Process process = Process.GetCurrentProcess();
Process[] processes = Process.GetProcessesByName(process.ProcessName);
foreach (Process _process in processes)
{
if (_process.Id != process.Id)
{
if (_process.MainWindowHandle != IntPtr.Zero)
{
Debug.WriteLine(_process.Id);
Debug.WriteLine(process.Id);
hWnd = _process.MainWindowHandle;
ShowWindowAsync(hWnd, SW_RESTORE);
}
return true;
break;
}
}
return false;
}
[DllImport("PowrProf.dll", CharSet = CharSet.Unicode)]
static extern UInt32 PowerWriteDCValueIndex(IntPtr RootPowerKey,
[MarshalAs(UnmanagedType.LPStruct)] Guid SchemeGuid,
[MarshalAs(UnmanagedType.LPStruct)] Guid SubGroupOfPowerSettingsGuid,
[MarshalAs(UnmanagedType.LPStruct)] Guid PowerSettingGuid,
int AcValueIndex);
[DllImport("PowrProf.dll", CharSet = CharSet.Unicode)]
static extern UInt32 PowerWriteACValueIndex(IntPtr RootPowerKey,
[MarshalAs(UnmanagedType.LPStruct)] Guid SchemeGuid,
[MarshalAs(UnmanagedType.LPStruct)] Guid SubGroupOfPowerSettingsGuid,
[MarshalAs(UnmanagedType.LPStruct)] Guid PowerSettingGuid,
int AcValueIndex);
[DllImport("PowrProf.dll", CharSet = CharSet.Unicode)]
static extern UInt32 PowerReadACValueIndex(IntPtr RootPowerKey,
[MarshalAs(UnmanagedType.LPStruct)] Guid SchemeGuid,
[MarshalAs(UnmanagedType.LPStruct)] Guid SubGroupOfPowerSettingsGuid,
[MarshalAs(UnmanagedType.LPStruct)] Guid PowerSettingGuid,
out IntPtr AcValueIndex
);
[DllImport("PowrProf.dll", CharSet = CharSet.Unicode)]
static extern UInt32 PowerReadDCValueIndex(IntPtr RootPowerKey,
[MarshalAs(UnmanagedType.LPStruct)] Guid SchemeGuid,
[MarshalAs(UnmanagedType.LPStruct)] Guid SubGroupOfPowerSettingsGuid,
[MarshalAs(UnmanagedType.LPStruct)] Guid PowerSettingGuid,
out IntPtr AcValueIndex
);
[DllImport("PowrProf.dll", CharSet = CharSet.Unicode)]
static extern UInt32 PowerSetActiveScheme(IntPtr RootPowerKey,
[MarshalAs(UnmanagedType.LPStruct)] Guid SchemeGuid);
[DllImport("PowrProf.dll", CharSet = CharSet.Unicode)]
static extern UInt32 PowerGetActiveScheme(IntPtr UserPowerKey, out IntPtr ActivePolicyGuid);
static readonly Guid GUID_CPU = new Guid("54533251-82be-4824-96c1-47b60b740d00");
static readonly Guid GUID_BOOST = new Guid("be337238-0d82-4146-a960-4f3749d470c7");
[DllImportAttribute("powrprof.dll", EntryPoint = "PowerGetActualOverlayScheme")]
public static extern uint PowerGetActualOverlayScheme(out Guid ActualOverlayGuid);
[DllImportAttribute("powrprof.dll", EntryPoint = "PowerGetEffectiveOverlayScheme")]
public static extern uint PowerGetEffectiveOverlayScheme(out Guid EffectiveOverlayGuid);
[DllImportAttribute("powrprof.dll", EntryPoint = "PowerSetActiveOverlayScheme")]
public static extern uint PowerSetActiveOverlayScheme(Guid OverlaySchemeGuid);
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
public struct DEVMODE
{
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
public string dmDeviceName;
public short dmSpecVersion;
public short dmDriverVersion;
public short dmSize;
public short dmDriverExtra;
public int dmFields;
public int dmPositionX;
public int dmPositionY;
public int dmDisplayOrientation;
public int dmDisplayFixedOutput;
public short dmColor;
public short dmDuplex;
public short dmYResolution;
public short dmTTOption;
public short dmCollate;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
public string dmFormName;
public short dmLogPixels;
public short dmBitsPerPel;
public int dmPelsWidth;
public int dmPelsHeight;
public int dmDisplayFlags;
public int dmDisplayFrequency;
public int dmICMMethod;
public int dmICMIntent;
public int dmMediaType;
public int dmDitherType;
public int dmReserved1;
public int dmReserved2;
public int dmPanningWidth;
public int dmPanningHeight;
};
[Flags()]
public enum DisplaySettingsFlags : int
{
CDS_UPDATEREGISTRY = 1,
CDS_TEST = 2,
CDS_FULLSCREEN = 4,
CDS_GLOBAL = 8,
CDS_SET_PRIMARY = 0x10,
CDS_RESET = 0x40000000,
CDS_NORESET = 0x10000000
}
// PInvoke declaration for EnumDisplaySettings Win32 API
[DllImport("user32.dll")]
public static extern int EnumDisplaySettingsEx(
string lpszDeviceName,
int iModeNum,
ref DEVMODE lpDevMode);
// PInvoke declaration for ChangeDisplaySettings Win32 API
[DllImport("user32.dll")]
public static extern int ChangeDisplaySettingsEx(
string lpszDeviceName, ref DEVMODE lpDevMode, IntPtr hwnd,
DisplaySettingsFlags dwflags, IntPtr lParam);
public static DEVMODE CreateDevmode()
{
DEVMODE dm = new DEVMODE();
dm.dmDeviceName = new String(new char[32]);
dm.dmFormName = new String(new char[32]);
dm.dmSize = (short)Marshal.SizeOf(dm);
return dm;
}
public const int ENUM_CURRENT_SETTINGS = -1;
public const string defaultDevice = "\\\\.\\DISPLAY1";
public static string FindLaptopScreen()
{
string laptopScreen = null;
try
{
var devices = GetAllDevices().ToArray();
int count = 0, displayNum = -1;
foreach (var device in devices)
{
if (device.outputTechnology == DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY.DISPLAYCONFIG_OUTPUT_TECHNOLOGY_INTERNAL ||
device.outputTechnology == DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY.DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DISPLAYPORT_EMBEDDED)
{
displayNum = count;
}
count++;
//Logger.WriteLine(device.outputTechnology.ToString());
//Logger.WriteLine(device.monitorFriendlyDeviceName);
}
var screens = Screen.AllScreens;
if (screens.Length != count) return null;
count = 0;
foreach (var screen in screens)
{
if (count == displayNum)
{
laptopScreen = screen.DeviceName;
}
//Logger.WriteLine(screen.DeviceName);
count++;
}
}
catch (Exception ex)
{
Logger.WriteLine(ex.ToString());
Logger.WriteLine("Can't detect internal screen");
//laptopScreen = Screen.PrimaryScreen.DeviceName;
}
return laptopScreen;
}
public static int GetRefreshRate(bool max = false)
{
DEVMODE dm = CreateDevmode();
string laptopScreen = FindLaptopScreen();
int frequency = -1;
if (laptopScreen is null)
return -1;
if (max)
{
int i = 0;
while (0 != NativeMethods.EnumDisplaySettingsEx(laptopScreen, i, ref dm))
{
if (dm.dmDisplayFrequency > frequency) frequency = dm.dmDisplayFrequency;
i++;
}
}
else
{
if (0 != NativeMethods.EnumDisplaySettingsEx(laptopScreen, NativeMethods.ENUM_CURRENT_SETTINGS, ref dm))
{
frequency = dm.dmDisplayFrequency;
}
}
return frequency;
}
public static int SetRefreshRate(int frequency = 120)
{
DEVMODE dm = CreateDevmode();
string laptopScreen = FindLaptopScreen();
if (laptopScreen is null)
return -1;
if (0 != NativeMethods.EnumDisplaySettingsEx(laptopScreen, NativeMethods.ENUM_CURRENT_SETTINGS, ref dm))
{
dm.dmDisplayFrequency = frequency;
int iRet = NativeMethods.ChangeDisplaySettingsEx(laptopScreen, ref dm, IntPtr.Zero, DisplaySettingsFlags.CDS_UPDATEREGISTRY, IntPtr.Zero);
Logger.WriteLine("Screen = " + frequency.ToString() + "Hz : " + (iRet == 0 ? "OK" : iRet));
return iRet;
}
return 0;
}
static Guid GetActiveScheme()
{
IntPtr pActiveSchemeGuid;
var hr = PowerGetActiveScheme(IntPtr.Zero, out pActiveSchemeGuid);
Guid activeSchemeGuid = (Guid)Marshal.PtrToStructure(pActiveSchemeGuid, typeof(Guid));
return activeSchemeGuid;
}
public static int GetCPUBoost()
{
IntPtr AcValueIndex;
Guid activeSchemeGuid = GetActiveScheme();
UInt32 value = PowerReadACValueIndex(IntPtr.Zero,
activeSchemeGuid,
GUID_CPU,
GUID_BOOST, out AcValueIndex);
return AcValueIndex.ToInt32();
}
public static void SetCPUBoost(int boost = 0)
{
Guid activeSchemeGuid = GetActiveScheme();
var hrAC = PowerWriteACValueIndex(
IntPtr.Zero,
activeSchemeGuid,
GUID_CPU,
GUID_BOOST,
boost);
PowerSetActiveScheme(IntPtr.Zero, activeSchemeGuid);
var hrDC = PowerWriteDCValueIndex(
IntPtr.Zero,
activeSchemeGuid,
GUID_CPU,
GUID_BOOST,
boost);
PowerSetActiveScheme(IntPtr.Zero, activeSchemeGuid);
Logger.WriteLine("Boost " + boost);
}
public static void SetPowerScheme(string scheme)
{
PowerSetActiveScheme(IntPtr.Zero, new Guid(scheme));
PowerSetActiveOverlayScheme(new Guid(scheme));
}
public static void SetPowerScheme(int mode)
{
switch (mode)
{
case 0: // balanced
PowerSetActiveOverlayScheme(new Guid("00000000-0000-0000-0000-000000000000"));
break;
case 1: // turbo
PowerSetActiveOverlayScheme(new Guid("ded574b5-45a0-4f42-8737-46345c09c238"));
break;
case 2: //silent
PowerSetActiveOverlayScheme(new Guid("961cc777-2547-4f9d-8174-7d86181b8a7a"));
break;
}
}
}