Code:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using System.Drawing;
static class WinAPI
{
[DllImport("user32.dll", SetLastError = true)]
public static extern bool ClientToScreen(IntPtr hWnd, ref Point lpPoint);
[DllImport("user32.dll", SetLastError = true)]
public static extern uint MapVirtualKey(uint uCode, MapVirtualKeyMapTypes uMapType);
[DllImport("user32.dll", SetLastError = true)]
public static extern uint MapVirtualKeyEx(uint uCode, MapVirtualKeyMapTypes uMapType, IntPtr dwhkl);
[DllImport("user32.dll", SetLastError = true)]
public static extern IntPtr GetKeyboardLayout(uint idThread);
[DllImport("user32.dll", SetLastError = true)]
public static extern short VkKeyScan(char ch);
[DllImport("user32.dll", SetLastError = true)]
public static extern int GetSystemMetrics(SystemMetric nIndex);
[DllImport("user32.dll", SetLastError = true)]
public static extern uint SendInput(uint cInputs, ref INPUT pInputs, int cbSize);
[DllImport("user32.dll", SetLastError = true)]
public static extern bool UnhookWindowsHookEx(IntPtr hhk);
[DllImport("kernel32", SetLastError = true)]
public static extern IntPtr LoadLibrary(string lpFileName);
[DllImport("user32.dll", SetLastError = true)]
public static extern int GetWindowLong(IntPtr hWnd, int nIndex);
[DllImport("user32.dll", SetLastError = true)]
public static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);
[DllImport("user32.dll", SetLastError = true)]
public static extern IntPtr GetForegroundWindow();
[DllImport("user32.dll", SetLastError = true)]
public static extern bool GetClientRect(IntPtr hWnd, out RECT lpRect);
[DllImport("user32.dll")]
public static extern bool SetForegroundWindow(IntPtr hWnd);
[StructLayout(LayoutKind.Sequential)]
public struct RECT
{
public int left, top, right, bottom;
}
public const int GWL_EXSTYLE = -20;
public const int WS_EX_LAYERED = 0x80000;
public const int WS_EX_TOOLWINDOW = 0x80;
public const int WS_EX_TRANSPARENT = 0x20;
public const uint INPUT_MOUSE = 0;
public const int INPUT_KEYBOARD = 1;
public const int INPUT_HARDWARE = 2;
public const int KEYEVENTF_EXTENDEDKEY = 0x1;
public const int KEYEVENTF_KEYUP = 0x2;
public const uint KEYEVENTF_UNICODE = 0x4;
public const int KEYEVENTF_SCANCODE = 0x8;
public const uint XBUTTON1 = 0x1;
public const uint XBUTTON2 = 0x2;
public const uint MOUSEEVENTF_MOVE = 0x1;
public const uint MOUSEEVENTF_LEFTDOWN = 0x2;
public const uint MOUSEEVENTF_LEFTUP = 0x4;
public const uint MOUSEEVENTF_RIGHTDOWN = 0x8;
public const uint MOUSEEVENTF_RIGHTUP = 0x10;
public const uint MOUSEEVENTF_MIDDLEDOWN = 0x20;
public const uint MOUSEEVENTF_MIDDLEUP = 0x40;
public const uint MOUSEEVENTF_XDOWN = 0x80;
public const uint MOUSEEVENTF_XUP = 0x100;
public const uint MOUSEEVENTF_WHEEL = 0x800;
public const uint MOUSEEVENTF_VIRTUALDESK = 0x4000;
public const uint MOUSEEVENTF_ABSOLUTE = 0x8000;
public const int HC_ACTION = 0;
public const int WH_KEYBOARD_LL = 13;
public const uint WM_KEYDOWN = 0x100;
public const uint WM_KEYUP = 0x101;
public const uint WM_SYSKEYDOWN = 0x104;
public const uint WM_SYSKEYUP = 0x105;
public const uint WM_KEYLAST = 0x108;
public const int WH_MOUSE_LL = 14;
public const int WM_MOUSEMOVE = 0x200;
public const int WM_LBUTTONDOWN = 0x201;
public const int WM_LBUTTONUP = 0x202;
public const int WM_LBUTTONDBLCLK = 0x203;
public const int WM_RBUTTONDOWN = 0x204;
public const int WM_RBUTTONUP = 0x205;
public const int WM_RBUTTONDBLCLK = 0x206;
public const int WM_MBUTTONDOWN = 0x207;
public const int WM_MBUTTONUP = 0x208;
public const int WM_MBUTTONDBLCLK = 0x209;
public const int WM_MOUSEWHEEL = 0x20A;
}
/// <summary>The set of valid MapTypes used in MapVirtualKey
/// </summary>
/// <remarks></remarks>
public enum MapVirtualKeyMapTypes : uint
{
/// <summary>uCode is a virtual-key code and is translated into a scan code.
/// If it is a virtual-key code that does not distinguish between left- and
/// right-hand keys, the left-hand scan code is returned.
/// If there is no translation, the function returns 0.
/// </summary>
/// <remarks></remarks>
MAPVK_VK_TO_VSC = 0x00,
/// <summary>uCode is a scan code and is translated into a virtual-key code that
/// does not distinguish between left- and right-hand keys. If there is no
/// translation, the function returns 0.
/// </summary>
/// <remarks></remarks>
MAPVK_VSC_TO_VK = 0x01,
/// <summary>uCode is a virtual-key code and is translated into an unshifted
/// character value in the low-order word of the return value. Dead keys (diacritics)
/// are indicated by setting the top bit of the return value. If there is no
/// translation, the function returns 0.
/// </summary>
/// <remarks></remarks>
MAPVK_VK_TO_CHAR = 0x02,
/// <summary>Windows NT/2000/XP: uCode is a scan code and is translated into a
/// virtual-key code that distinguishes between left- and right-hand keys. If
/// there is no translation, the function returns 0.
/// </summary>
/// <remarks></remarks>
MAPVK_VSC_TO_VK_EX = 0x03,
/// <summary>Not currently documented
/// </summary>
/// <remarks></remarks>
MAPVK_VK_TO_VSC_EX = 0x04,
}
/// <summary>
/// Flags used with the Windows API (User32.dll):GetSystemMetrics(SystemMetric nIndex)
/// </summary>
public enum SystemMetric : int
{
/// <summary>
/// The flags that specify how the system arranged minimized windows. For more information, see the Remarks section in this topic.
/// </summary>
SM_ARRANGE = 56,
/// <summary>
/// The value that specifies how the system is started:
/// 0 Normal boot
/// 1 Fail-safe boot
/// 2 Fail-safe with network boot
/// A fail-safe boot (also called SafeBoot, Safe Mode, or Clean Boot) bypasses the user startup files.
/// </summary>
SM_CLEANBOOT = 67,
/// <summary>
/// The number of display monitors on a desktop. For more information, see the Remarks section in this topic.
/// </summary>
SM_CMONITORS = 80,
/// <summary>
/// The number of buttons on a mouse, or zero if no mouse is installed.
/// </summary>
SM_CMOUSEBUTTONS = 43,
/// <summary>
/// The width of a window border, in pixels. This is equivalent to the SM_CXEDGE value for windows with the 3-D look.
/// </summary>
SM_CXBORDER = 5,
/// <summary>
/// The width of a cursor, in pixels. The system cannot create cursors of other sizes.
/// </summary>
SM_CXCURSOR = 13,
/// <summary>
/// This value is the same as SM_CXFIXEDFRAME.
/// </summary>
SM_CXDLGFRAME = 7,
/// <summary>
/// The width of the rectangle around the location of a first click in a double-click sequence, in pixels. ,
/// The second click must occur within the rectangle that is defined by SM_CXDOUBLECLK and SM_CYDOUBLECLK for the system
/// to consider the two clicks a double-click. The two clicks must also occur within a specified time.
/// To set the width of the double-click rectangle, call SystemParametersInfo with SPI_SETDOUBLECLKWIDTH.
/// </summary>
SM_CXDOUBLECLK = 36,
/// <summary>
/// The number of pixels on either side of a mouse-down point that the mouse pointer can move before a drag operation begins.
/// This allows the user to click and release the mouse button easily without unintentionally starting a drag operation.
/// If this value is negative, it is subtracted from the left of the mouse-down point and added to the right of it.
/// </summary>
SM_CXDRAG = 68,
/// <summary>
/// The width of a 3-D border, in pixels. This metric is the 3-D counterpart of SM_CXBORDER.
/// </summary>
SM_CXEDGE = 45,
/// <summary>
/// The thickness of the frame around the perimeter of a window that has a caption but is not sizable, in pixels.
/// SM_CXFIXEDFRAME is the height of the horizontal border, and SM_CYFIXEDFRAME is the width of the vertical border.
/// This value is the same as SM_CXDLGFRAME.
/// </summary>
SM_CXFIXEDFRAME = 7,
/// <summary>
/// The width of the left and right edges of the focus rectangle that the DrawFocusRectdraws.
/// This value is in pixels.
/// Windows 2000: This value is not supported.
/// </summary>
SM_CXFOCUSBORDER = 83,
/// <summary>
/// This value is the same as SM_CXSIZEFRAME.
/// </summary>
SM_CXFRAME = 32,
/// <summary>
/// The width of the client area for a full-screen window on the primary display monitor, in pixels.
/// To get the coordinates of the portion of the screen that is not obscured by the system taskbar or by application desktop toolbars,
/// call the SystemParametersInfofunction with the SPI_GETWORKAREA value.
/// </summary>
SM_CXFULLSCREEN = 16,
/// <summary>
/// The width of the arrow bitmap on a horizontal scroll bar, in pixels.
/// </summary>
SM_CXHSCROLL = 21,
/// <summary>
/// The width of the thumb box in a horizontal scroll bar, in pixels.
/// </summary>
SM_CXHTHUMB = 10,
/// <summary>
/// The default width of an icon, in pixels. The LoadIcon function can load only icons with the dimensions
/// that SM_CXICON and SM_CYICON specifies.
/// </summary>
SM_CXICON = 11,
/// <summary>
/// The width of a grid cell for items in large icon view, in pixels. Each item fits into a rectangle of size
/// SM_CXICONSPACING by SM_CYICONSPACING when arranged. This value is always greater than or equal to SM_CXICON.
/// </summary>
SM_CXICONSPACING = 38,
/// <summary>
/// The default width, in pixels, of a maximized top-level window on the primary display monitor.
/// </summary>
SM_CXMAXIMIZED = 61,
/// <summary>
/// The default maximum width of a window that has a caption and sizing borders, in pixels.
/// This metric refers to the entire desktop. The user cannot drag the window frame to a size larger than these dimensions.
/// A window can override this value by processing the WM_GETMINMAXINFO message.
/// </summary>
SM_CXMAXTRACK = 59,
/// <summary>
/// The width of the default menu check-mark bitmap, in pixels.
/// </summary>
SM_CXMENUCHECK = 71,
/// <summary>
/// The width of menu bar buttons, such as the child window close button that is used in the multiple document interface, in pixels.
/// </summary>
SM_CXMENUSIZE = 54,
/// <summary>
/// The minimum width of a window, in pixels.
/// </summary>
SM_CXMIN = 28,
/// <summary>
/// The width of a minimized window, in pixels.
/// </summary>
SM_CXMINIMIZED = 57,
/// <summary>
/// The width of a grid cell for a minimized window, in pixels. Each minimized window fits into a rectangle this size when arranged.
/// This value is always greater than or equal to SM_CXMINIMIZED.
/// </summary>
SM_CXMINSPACING = 47,
/// <summary>
/// The minimum tracking width of a window, in pixels. The user cannot drag the window frame to a size smaller than these dimensions.
/// A window can override this value by processing the WM_GETMINMAXINFO message.
/// </summary>
SM_CXMINTRACK = 34,
/// <summary>
/// The amount of border padding for captioned windows, in pixels. Windows XP/2000: This value is not supported.
/// </summary>
SM_CXPADDEDBORDER = 92,
/// <summary>
/// The width of the screen of the primary display monitor, in pixels. This is the same value obtained by calling
/// GetDeviceCaps as follows: GetDeviceCaps( hdcPrimaryMonitor, HORZRES).
/// </summary>
SM_CXSCREEN = 0,
/// <summary>
/// The width of a button in a window caption or title bar, in pixels.
/// </summary>
SM_CXSIZE = 30,
/// <summary>
/// The thickness of the sizing border around the perimeter of a window that can be resized, in pixels.
/// SM_CXSIZEFRAME is the width of the horizontal border, and SM_CYSIZEFRAME is the height of the vertical border.
/// This value is the same as SM_CXFRAME.
/// </summary>
SM_CXSIZEFRAME = 32,
/// <summary>
/// The recommended width of a small icon, in pixels. Small icons typically appear in window captions and in small icon view.
/// </summary>
SM_CXSMICON = 49,
/// <summary>
/// The width of small caption buttons, in pixels.
/// </summary>
SM_CXSMSIZE = 52,
/// <summary>
/// The width of the virtual screen, in pixels. The virtual screen is the bounding rectangle of all display monitors.
/// The SM_XVIRTUALSCREEN metric is the coordinates for the left side of the virtual screen.
/// </summary>
SM_CXVIRTUALSCREEN = 78,
/// <summary>
/// The width of a vertical scroll bar, in pixels.
/// </summary>
SM_CXVSCROLL = 2,
/// <summary>
/// The height of a window border, in pixels. This is equivalent to the SM_CYEDGE value for windows with the 3-D look.
/// </summary>
SM_CYBORDER = 6,
/// <summary>
/// The height of a caption area, in pixels.
/// </summary>
SM_CYCAPTION = 4,
/// <summary>
/// The height of a cursor, in pixels. The system cannot create cursors of other sizes.
/// </summary>
SM_CYCURSOR = 14,
/// <summary>
/// This value is the same as SM_CYFIXEDFRAME.
/// </summary>
SM_CYDLGFRAME = 8,
/// <summary>
/// The height of the rectangle around the location of a first click in a double-click sequence, in pixels.
/// The second click must occur within the rectangle defined by SM_CXDOUBLECLK and SM_CYDOUBLECLK for the system to consider
/// the two clicks a double-click. The two clicks must also occur within a specified time. To set the height of the double-click
/// rectangle, call SystemParametersInfo with SPI_SETDOUBLECLKHEIGHT.
/// </summary>
SM_CYDOUBLECLK = 37,
/// <summary>
/// The number of pixels above and below a mouse-down point that the mouse pointer can move before a drag operation begins.
/// This allows the user to click and release the mouse button easily without unintentionally starting a drag operation.
/// If this value is negative, it is subtracted from above the mouse-down point and added below it.
/// </summary>
SM_CYDRAG = 69,
/// <summary>
/// The height of a 3-D border, in pixels. This is the 3-D counterpart of SM_CYBORDER.
/// </summary>
SM_CYEDGE = 46,
/// <summary>
/// The thickness of the frame around the perimeter of a window that has a caption but is not sizable, in pixels.
/// SM_CXFIXEDFRAME is the height of the horizontal border, and SM_CYFIXEDFRAME is the width of the vertical border.
/// This value is the same as SM_CYDLGFRAME.
/// </summary>
SM_CYFIXEDFRAME = 8,
/// <summary>
/// The height of the top and bottom edges of the focus rectangle drawn byDrawFocusRect.
/// This value is in pixels.
/// Windows 2000: This value is not supported.
/// </summary>
SM_CYFOCUSBORDER = 84,
/// <summary>
/// This value is the same as SM_CYSIZEFRAME.
/// </summary>
SM_CYFRAME = 33,
/// <summary>
/// The height of the client area for a full-screen window on the primary display monitor, in pixels.
/// To get the coordinates of the portion of the screen not obscured by the system taskbar or by application desktop toolbars,
/// call the SystemParametersInfo function with the SPI_GETWORKAREA value.
/// </summary>
SM_CYFULLSCREEN = 17,
/// <summary>
/// The height of a horizontal scroll bar, in pixels.
/// </summary>
SM_CYHSCROLL = 3,
/// <summary>
/// The default height of an icon, in pixels. The LoadIcon function can load only icons with the dimensions SM_CXICON and SM_CYICON.
/// </summary>
SM_CYICON = 12,
/// <summary>
/// The height of a grid cell for items in large icon view, in pixels. Each item fits into a rectangle of size
/// SM_CXICONSPACING by SM_CYICONSPACING when arranged. This value is always greater than or equal to SM_CYICON.
/// </summary>
SM_CYICONSPACING = 39,
/// <summary>
/// For double byte character set versions of the system, this is the height of the Kanji window at the bottom of the screen, in pixels.
/// </summary>
SM_CYKANJIWINDOW = 18,
/// <summary>
/// The default height, in pixels, of a maximized top-level window on the primary display monitor.
/// </summary>
SM_CYMAXIMIZED = 62,
/// <summary>
/// The default maximum height of a window that has a caption and sizing borders, in pixels. This metric refers to the entire desktop.
/// The user cannot drag the window frame to a size larger than these dimensions. A window can override this value by processing
/// the WM_GETMINMAXINFO message.
/// </summary>
SM_CYMAXTRACK = 60,
/// <summary>
/// The height of a single-line menu bar, in pixels.
/// </summary>
SM_CYMENU = 15,
/// <summary>
/// The height of the default menu check-mark bitmap, in pixels.
/// </summary>
SM_CYMENUCHECK = 72,
/// <summary>
/// The height of menu bar buttons, such as the child window close button that is used in the multiple document interface, in pixels.
/// </summary>
SM_CYMENUSIZE = 55,
/// <summary>
/// The minimum height of a window, in pixels.
/// </summary>
SM_CYMIN = 29,
/// <summary>
/// The height of a minimized window, in pixels.
/// </summary>
SM_CYMINIMIZED = 58,
/// <summary>
/// The height of a grid cell for a minimized window, in pixels. Each minimized window fits into a rectangle this size when arranged.
/// This value is always greater than or equal to SM_CYMINIMIZED.
/// </summary>
SM_CYMINSPACING = 48,
/// <summary>
/// The minimum tracking height of a window, in pixels. The user cannot drag the window frame to a size smaller than these dimensions.
/// A window can override this value by processing the WM_GETMINMAXINFO message.
/// </summary>
SM_CYMINTRACK = 35,
/// <summary>
/// The height of the screen of the primary display monitor, in pixels. This is the same value obtained by calling
/// GetDeviceCaps as follows: GetDeviceCaps( hdcPrimaryMonitor, VERTRES).
/// </summary>
SM_CYSCREEN = 1,
/// <summary>
/// The height of a button in a window caption or title bar, in pixels.
/// </summary>
SM_CYSIZE = 31,
/// <summary>
/// The thickness of the sizing border around the perimeter of a window that can be resized, in pixels.
/// SM_CXSIZEFRAME is the width of the horizontal border, and SM_CYSIZEFRAME is the height of the vertical border.
/// This value is the same as SM_CYFRAME.
/// </summary>
SM_CYSIZEFRAME = 33,
/// <summary>
/// The height of a small caption, in pixels.
/// </summary>
SM_CYSMCAPTION = 51,
/// <summary>
/// The recommended height of a small icon, in pixels. Small icons typically appear in window captions and in small icon view.
/// </summary>
SM_CYSMICON = 50,
/// <summary>
/// The height of small caption buttons, in pixels.
/// </summary>
SM_CYSMSIZE = 53,
/// <summary>
/// The height of the virtual screen, in pixels. The virtual screen is the bounding rectangle of all display monitors.
/// The SM_YVIRTUALSCREEN metric is the coordinates for the top of the virtual screen.
/// </summary>
SM_CYVIRTUALSCREEN = 79,
/// <summary>
/// The height of the arrow bitmap on a vertical scroll bar, in pixels.
/// </summary>
SM_CYVSCROLL = 20,
/// <summary>
/// The height of the thumb box in a vertical scroll bar, in pixels.
/// </summary>
SM_CYVTHUMB = 9,
/// <summary>
/// Nonzero if User32.dll supports DBCS; otherwise, 0.
/// </summary>
SM_DBCSENABLED = 42,
/// <summary>
/// Nonzero if the debug version of User.exe is installed; otherwise, 0.
/// </summary>
SM_DEBUG = 22,
/// <summary>
/// Nonzero if the current operating system is Windows 7 or Windows Server 2008 R2 and the Tablet PC Input
/// service is started; otherwise, 0. The return value is a bitmask that specifies the type of digitizer input supported by the device.
/// For more information, see Remarks.
/// Windows Server 2008, Windows Vista, and Windows XP/2000: This value is not supported.
/// </summary>
SM_DIGITIZER = 94,
/// <summary>
/// Nonzero if Input Method Manager/Input Method Editor features are enabled; otherwise, 0.
/// SM_IMMENABLED indicates whether the system is ready to use a Unicode-based IME on a Unicode application.
/// To ensure that a language-dependent IME works, check SM_DBCSENABLED and the system ANSI code page.
/// Otherwise the ANSI-to-Unicode conversion may not be performed correctly, or some components like fonts
/// or registry settings may not be present.
/// </summary>
SM_IMMENABLED = 82,
/// <summary>
/// Nonzero if there are digitizers in the system; otherwise, 0. SM_MAXIMUMTOUCHES returns the aggregate maximum of the
/// maximum number of contacts supported by every digitizer in the system. If the system has only single-touch digitizers,
/// the return value is 1. If the system has multi-touch digitizers, the return value is the number of simultaneous contacts
/// the hardware can provide. Windows Server 2008, Windows Vista, and Windows XP/2000: This value is not supported.
/// </summary>
SM_MAXIMUMTOUCHES = 95,
/// <summary>
/// Nonzero if the current operating system is the Windows XP, Media Center Edition, 0 if not.
/// </summary>
SM_MEDIACENTER = 87,
/// <summary>
/// Nonzero if drop-down menus are right-aligned with the corresponding menu-bar item; 0 if the menus are left-aligned.
/// </summary>
SM_MENUDROPALIGNMENT = 40,
/// <summary>
/// Nonzero if the system is enabled for Hebrew and Arabic languages, 0 if not.
/// </summary>
SM_MIDEASTENABLED = 74,
/// <summary>
/// Nonzero if a mouse is installed; otherwise, 0. This value is rarely zero, because of support for virtual mice and because
/// some systems detect the presence of the port instead of the presence of a mouse.
/// </summary>
SM_MOUSEPRESENT = 19,
/// <summary>
/// Nonzero if a mouse with a horizontal scroll wheel is installed; otherwise 0.
/// </summary>
SM_MOUSEHORIZONTALWHEELPRESENT = 91,
/// <summary>
/// Nonzero if a mouse with a vertical scroll wheel is installed; otherwise 0.
/// </summary>
SM_MOUSEWHEELPRESENT = 75,
/// <summary>
/// The least significant bit is set if a network is present; otherwise, it is cleared. The other bits are reserved for future use.
/// </summary>
SM_NETWORK = 63,
/// <summary>
/// Nonzero if the Microsoft Windows for Pen computing extensions are installed; zero otherwise.
/// </summary>
SM_PENWINDOWS = 41,
/// <summary>
/// This system metric is used in a Terminal Services environment to determine if the current Terminal Server session is
/// being remotely controlled. Its value is nonzero if the current session is remotely controlled; otherwise, 0.
/// You can use terminal services management tools such as Terminal Services Manager (tsadmin.msc) and shadow.exe to
/// control a remote session. When a session is being remotely controlled, another user can view the contents of that session
/// and potentially interact with it.
/// </summary>
SM_REMOTECONTROL = 0x2001,
/// <summary>
/// This system metric is used in a Terminal Services environment. If the calling process is associated with a Terminal Services
/// client session, the return value is nonzero. If the calling process is associated with the Terminal Services console session,
/// the return value is 0.
/// Windows Server 2003 and Windows XP: The console session is not necessarily the physical console.
/// For more information, seeWTSGetActiveConsoleSessionId.
/// </summary>
SM_REMOTESESSION = 0x1000,
/// <summary>
/// Nonzero if all the display monitors have the same color format, otherwise, 0. Two displays can have the same bit depth,
/// but different color formats. For example, the red, green, and blue pixels can be encoded with different numbers of bits,
/// or those bits can be located in different places in a pixel color value.
/// </summary>
SM_SAMEDISPLAYFORMAT = 81,
/// <summary>
/// This system metric should be ignored; it always returns 0.
/// </summary>
SM_SECURE = 44,
/// <summary>
/// The build number if the system is Windows Server 2003 R2; otherwise, 0.
/// </summary>
SM_SERVERR2 = 89,
/// <summary>
/// Nonzero if the user requires an application to present information visually in situations where it would otherwise present
/// the information only in audible form; otherwise, 0.
/// </summary>
SM_SHOWSOUNDS = 70,
/// <summary>
/// Nonzero if the current session is shutting down; otherwise, 0. Windows 2000: This value is not supported.
/// </summary>
SM_SHUTTINGDOWN = 0x2000,
/// <summary>
/// Nonzero if the computer has a low-end (slow) processor; otherwise, 0.
/// </summary>
SM_SLOWMACHINE = 73,
/// <summary>
/// Nonzero if the current operating system is Windows 7 Starter Edition, Windows Vista Starter, or Windows XP Starter Edition; otherwise, 0.
/// </summary>
SM_STARTER = 88,
/// <summary>
/// Nonzero if the meanings of the left and right mouse buttons are swapped; otherwise, 0.
/// </summary>
SM_SWAPBUTTON = 23,
/// <summary>
/// Nonzero if the current operating system is the Windows XP Tablet PC edition or if the current operating system is Windows Vista
/// or Windows 7 and the Tablet PC Input service is started; otherwise, 0. The SM_DIGITIZER setting indicates the type of digitizer
/// input supported by a device running Windows 7 or Windows Server 2008 R2. For more information, see Remarks.
/// </summary>
SM_TABLETPC = 86,
/// <summary>
/// The coordinates for the left side of the virtual screen. The virtual screen is the bounding rectangle of all display monitors.
/// The SM_CXVIRTUALSCREEN metric is the width of the virtual screen.
/// </summary>
SM_XVIRTUALSCREEN = 76,
/// <summary>
/// The coordinates for the top of the virtual screen. The virtual screen is the bounding rectangle of all display monitors.
/// The SM_CYVIRTUALSCREEN metric is the height of the virtual screen.
/// </summary>
SM_YVIRTUALSCREEN = 77,
}
public struct INPUT
{
public uint dwType;
public MOUSEKEYBDHARDWAREINPUT mkhi;
}
public struct KEYBDINPUT
{
public short wVk;
public short wScan;
public int dwFlags;
public int time;
public IntPtr dwExtraInfo;
}
public struct HARDWAREINPUT
{
public int uMsg;
public short wParamL;
public short wParamH;
}
[StructLayout(LayoutKind.Explicit)]
public struct MOUSEKEYBDHARDWAREINPUT
{
[FieldOffset(0)]
public MOUSEINPUT mi;
[FieldOffset(0)]
public KEYBDINPUT ki;
[FieldOffset(0)]
public HARDWAREINPUT hi;
}
public struct MOUSEINPUT
{
public int dx;
public int dy;
public int mouseData;
public uint dwFlags;
public int time;
public IntPtr dwExtraInfo;
}
