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KeyBoardSim.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace Butto
{
class KeyBoardSim
{
/* -___. __ .__ .__
* \_ |__ _____ | | _______ _____ _____ ______| |__ |__|_______ ____
* | __ \ \__ \ | |/ /\__ \ / \ \__ \ / ___/| | \ | |\_ __ \ / _ \
* | \_\ \ / __ \_| < / __ \_ | Y Y \ / __ \_ \___ \ | Y \| | | | \/( <_> )
* |___ /(____ /|__|_ \(____ /______|__|_| /(____ //____ >|___| /|__| |__| \____/
* \/ \/ \/ \//_____/ \/ \/ \/ \/
*
* __ __ ____ __ _____ _
* / //_/ ___ __ __ / __ ) ____/ / / ___/ (_) ____ ___
* / ,< / _ \ / / / / / __ | / __ / \__ \ / / / __ `__ \
* / /| | / __/ / /_/ / / /_/ / / /_/ / ___/ / / / / / / / / /
* /_/ |_| \___/ \__, / /_____/ \__,_/ /____/ /_/ /_/ /_/ /_/
* /____/
*
-*/
#region Struct
[StructLayout(LayoutKind.Explicit)]
private struct INPUT
{
[FieldOffset(0)]
public int type;//0-MOUSEINPUT;1-KEYBDINPUT;2-HARDWAREINPUT
[FieldOffset(4)]
public KEYBDINPUT ki;
[FieldOffset(4)]
public MOUSEINPUT mi;
[FieldOffset(4)]
public HARDWAREINPUT hi;
}
[StructLayout(LayoutKind.Sequential)]
private struct MOUSEINPUT
{
public int dx;
public int dy;
public int mouseData;
public int dwFlags;
public int time;
public IntPtr dwExtraInfo;
}
[StructLayout(LayoutKind.Sequential)]
private struct KEYBDINPUT
{
public short wVk;
public short wScan;
public int dwFlags;
public int time;
public IntPtr dwExtraInfo;
}
[StructLayout(LayoutKind.Sequential)]
private struct HARDWAREINPUT
{
public int uMsg;
public short wParamL;
public short wParamH;
}
#endregion
#region DLL
[DllImport("user32.dll")]
private static extern uint SendInput(uint nInputs, ref INPUT pInputs, int cbSize);
[DllImport("user32.dll", EntryPoint = "GetMessageExtraInfo", SetLastError = true)]
private static extern IntPtr GetMessageExtraInfo();
#endregion
#region Enum
private enum InputType
{
INPUT_MOUSE = 0,
INPUT_KEYBOARD = 1,
INPUT_HARDWARE = 2,
}
[Flags()]
private enum MOUSEEVENTF
{
MOVE = 0x0001, //mouse move
LEFTDOWN = 0x0002, //left button down
LEFTUP = 0x0004, //left button up
RIGHTDOWN = 0x0008, //right button down
RIGHTUP = 0x0010, //right button up
MIDDLEDOWN = 0x0020, //middle button down
MIDDLEUP = 0x0040, //middle button up
XDOWN = 0x0080, //x button down
XUP = 0x0100, //x button down
WHEEL = 0x0800, //wheel button rolled
VIRTUALDESK = 0x4000, //map to entire virtual desktop
ABSOLUTE = 0x8000, //absolute move
}
[Flags()]
private enum KEYEVENTF
{
EXTENDEDKEY = 0x0001,
KEYUP = 0x0002,
UNICODE = 0x0004,
SCANCODE = 0x0008,
}
public enum KEYSCANCODE
{
ESC = 0x01,
M1 = 0x02,
M2 = 0x03,
M3 = 0x04,
M4 = 0x05,
M5 = 0x06,
M6 = 0x07,
M7 = 0x08,
M8 = 0x09,
M9 = 0x0A,
M0 = 0x0B,
MSubtract = 0x0C,
MAdd = 0x0D,
MBackspace = 0x0E,
MTab = 0x0F,
MQ = 0x10,
MW = 0x11,
ME = 0x12,
MR = 0x13,
MT = 0x14,
MY = 0x15,
MU = 0x16,
MI = 0x17,
MO = 0x18,
MP = 0x19,
MLMbracket = 0x1A,
MRMbracket = 0x1B,
MEnter = 0x1C,
MCtrl = 0x1D,
MA = 0x1E,
MS = 0x1F,
MD = 0x20,
MF = 0x21,
MG = 0x22,
MH = 0x23,
MJ = 0x24,
MK = 0x25,
ML = 0x26,
MSemicolon = 0x27,
MApostrophe = 0x28,
MLShift = 0x2A,
MRSlash = 0x2B,
MZ = 0x2C,
MX = 0x2D,
MC = 0x2E,
MV = 0x2F,
MB = 0x30,
MN = 0x31,
MM = 0x32,
MComma = 0x33,
MPoint = 0x34,
MSlash = 0x35,
MRShift = 0x36,
PrtScSysRq = 0x37,
MAlt = 0x38,
MSpace = 0x39,
MAPPS = 0x5D,
UP = 0x48,
DOWN = 0x50,
LEFT = 0x4B,
RIGHT = 0x4D,
}
/// <summary>
/// 用于标识键盘按键弹起/按下
/// </summary>
public enum KeyBoardKeyState
{
/// <summary>
/// 弹起
/// </summary>
UP = 0x0002,
/// <summary>
/// 按下
/// </summary>
DOWN = 0x0000,
}
#endregion
//发送unicode字符，可发送任意字符
public static void SendUnicode(string message)
{
for (int i = 0; i < message.Length; i++)
{
INPUT input_down = new INPUT();
input_down.type = (int)InputType.INPUT_KEYBOARD;
input_down.ki.dwFlags = (int)KEYEVENTF.UNICODE;
input_down.ki.wScan = (short)message[i];
input_down.ki.wVk = 0;
SendInput(1, ref input_down, Marshal.SizeOf(input_down));//keydown
INPUT input_up = new INPUT();
input_up.type = (int)InputType.INPUT_KEYBOARD;
input_up.ki.wScan = (short)message[i];
input_up.ki.wVk = 0;
input_up.ki.dwFlags = (int)(KEYEVENTF.KEYUP | KEYEVENTF.UNICODE);
SendInput(1, ref input_up, Marshal.SizeOf(input_up));//keyup
}
}
//发送非unicode字符，只能发送小写字母和数字
public static void SendNoUnicode(string message)
{
string str = "abcdefghijklmnopqrstuvwxyz";
for (int i = 0; i < message.Length; i++)
{
short sendChar = 0;
if (str.IndexOf(message[i].ToString().ToLower()) > -1)
{
sendChar = (short)GetKeysByChar(message[i]);
}
else
{
sendChar = (short)message[i];
}
INPUT input_down = new INPUT();
input_down.type = (int)InputType.INPUT_KEYBOARD;
input_down.ki.dwFlags = 0;
input_down.ki.wVk = sendChar;
SendInput(1, ref input_down, Marshal.SizeOf(input_down));//keydown
INPUT input_up = new INPUT();
input_up.type = (int)InputType.INPUT_KEYBOARD;
input_up.ki.wVk = sendChar;
input_up.ki.dwFlags = (int)KEYEVENTF.KEYUP;
SendInput(1, ref input_up, Marshal.SizeOf(input_up));//keyup
}
}
public static void SendSingleKeyBoradKey(short key, short scan, bool KeyUp)
{
if (KeyUp)
{
INPUT input_up = new INPUT();
input_up.type = (int)InputType.INPUT_KEYBOARD;
input_up.ki.wVk = key;
input_up.ki.dwFlags = (int)KEYEVENTF.KEYUP;
input_up.ki.wScan = scan;
SendInput(1, ref input_up, Marshal.SizeOf(input_up));//keyup
}
else
{
INPUT input_down = new INPUT();
input_down.type = (int)InputType.INPUT_KEYBOARD;
input_down.ki.dwFlags = 0;
input_down.ki.wVk = key;
input_down.ki.wScan = scan;
SendInput(1, ref input_down, Marshal.SizeOf(input_down));//keydown
}
}
private static Keys GetKeysByChar(char c)
{
string str = "abcdefghijklmnopqrstuvwxyz";
int index = str.IndexOf(c.ToString().ToLower());
switch (index)
{
case 0:
return Keys.A;
case 1:
return Keys.B;
case 2:
return Keys.C;
case 3:
return Keys.D;
case 4:
return Keys.E;
case 5:
return Keys.F;
case 6:
return Keys.G;
case 7:
return Keys.H;
case 8:
return Keys.I;
case 9:
return Keys.J;
case 10:
return Keys.K;
case 11:
return Keys.L;
case 12:
return Keys.M;
case 13:
return Keys.N;
case 14:
return Keys.O;
case 15:
return Keys.P;
case 16:
return Keys.Q;
case 17:
return Keys.R;
case 18:
return Keys.S;
case 19:
return Keys.T;
case 20:
return Keys.U;
case 21:
return Keys.V;
case 22:
return Keys.W;
case 23:
return Keys.X;
case 24:
return Keys.Y;
default:
return Keys.Z;
}
}
/// <summary>
/// 发送按键，与按键状态
/// </summary>
/// <param name="key"></param>
/// <param name="keyState"></param>
public void SendKeyEvent(Keys key, KeyBoardKeyState keyState)
{
INPUT input_up = new INPUT();
input_up.type = (int)InputType.INPUT_KEYBOARD;
input_up.ki.wVk = (short)key;
input_up.ki.dwFlags = (int)keyState;
input_up.ki.wScan = (short)GetScanCode(key);
SendInput(1, ref input_up, Marshal.SizeOf(input_up));//keyup
}
/// <summary>
/// 按照<paramref name="time"/>时间(ms)按下按键，然后弹起按键<paramref name="key"/>
/// </summary>
/// <param name="key"></param>
/// <param name="time"></param>
public void ClickKey(Keys key ,int time)
{
ThreadPool.QueueUserWorkItem(new WaitCallback(ClickKey_Work), (key, time));
}
private void ClickKey_Work(object o)
{
var s = (ValueTuple<Keys, int>)o ;
SendKeyEvent(s.Item1, KeyBoardKeyState.DOWN);
Thread.Sleep(s.Item2);
SendKeyEvent(s.Item1, KeyBoardKeyState.UP);
}
public void SendKeyEvent(Keys key, KeyBoardKeyState keyState, KEYSCANCODE scanCode)
{
INPUT input_up = new INPUT();
input_up.type = (int)InputType.INPUT_KEYBOARD;
input_up.ki.wVk = (short)key;
input_up.ki.dwFlags = (int)keyState;
input_up.ki.wScan = (short)scanCode;
SendInput(1, ref input_up, Marshal.SizeOf(input_up));//keyup
}
Dictionary<Keys, KEYSCANCODE> keyValuePairs = new Dictionary<Keys, KEYSCANCODE>
{
{Keys.Escape,KEYSCANCODE.ESC},
{Keys.D1,KEYSCANCODE.M1},
{Keys.D2,KEYSCANCODE.M2},
{Keys.D3,KEYSCANCODE.M3},
{Keys.D4,KEYSCANCODE.M4},
{Keys.D5,KEYSCANCODE.M5},
{Keys.D6,KEYSCANCODE.M6},
{Keys.D7,KEYSCANCODE.M7},
{Keys.D8,KEYSCANCODE.M8},
{Keys.D9,KEYSCANCODE.M9},
{Keys.D0,KEYSCANCODE.M0},
{Keys.Subtract,KEYSCANCODE.MSubtract},
{Keys.Add,KEYSCANCODE.MAdd},
{Keys.Back,KEYSCANCODE.MBackspace},
{Keys.Tab,KEYSCANCODE.MTab},
{Keys.Q,KEYSCANCODE.MQ},
{Keys.W,KEYSCANCODE.MW},
{Keys.E,KEYSCANCODE.ME},
{Keys.R,KEYSCANCODE.MR},
{Keys.T,KEYSCANCODE.MT},
{Keys.Y,KEYSCANCODE.MY},
{Keys.U,KEYSCANCODE.MU},
{Keys.I,KEYSCANCODE.MI},
{Keys.O,KEYSCANCODE.MO},
{Keys.P,KEYSCANCODE.MP},
{Keys.OemOpenBrackets,KEYSCANCODE.MLMbracket},
{Keys.OemCloseBrackets,KEYSCANCODE.MRMbracket},
{Keys.Enter,KEYSCANCODE.MEnter},
{Keys.Control,KEYSCANCODE.MCtrl},
{Keys.A,KEYSCANCODE.MA},
{Keys.S,KEYSCANCODE.MS},
{Keys.D,KEYSCANCODE.MD},
{Keys.F,KEYSCANCODE.MF},
{Keys.G,KEYSCANCODE.MG},
{Keys.H,KEYSCANCODE.MH},
{Keys.J,KEYSCANCODE.MJ},
{Keys.K,KEYSCANCODE.MK},
{Keys.L,KEYSCANCODE.ML},
{Keys.OemSemicolon,KEYSCANCODE.MSemicolon},
{Keys.OemQuotes,KEYSCANCODE.MApostrophe},
{Keys.LShiftKey,KEYSCANCODE.MLShift},
{Keys.OemBackslash,KEYSCANCODE.MSlash},
{Keys.Z,KEYSCANCODE.MZ},
{Keys.X,KEYSCANCODE.MX},
{Keys.C,KEYSCANCODE.MC},
{Keys.V,KEYSCANCODE.MV},
{Keys.B,KEYSCANCODE.MB},
{Keys.N,KEYSCANCODE.MN},
{Keys.M,KEYSCANCODE.MM},
{Keys.Oemcomma,KEYSCANCODE.MComma},
{Keys.OemPeriod,KEYSCANCODE.MPoint},
{Keys.Separator,KEYSCANCODE.MRSlash},
{Keys.RShiftKey,KEYSCANCODE.MRShift},
{Keys.PrintScreen,KEYSCANCODE.PrtScSysRq},
{Keys.Alt,KEYSCANCODE.MAlt},
{Keys.Space,KEYSCANCODE.MSpace},
{Keys.Apps,KEYSCANCODE.MAPPS},
{Keys.Up,KEYSCANCODE.UP},
{Keys.Down,KEYSCANCODE.DOWN},
{Keys.Left,KEYSCANCODE.LEFT},
{Keys.Right,KEYSCANCODE.RIGHT},
};
private KEYSCANCODE GetScanCode(Keys key)
{
KEYSCANCODE ks;
keyValuePairs.TryGetValue(key, out ks);
return ks;
}
}
}