Hi,
You can get the help from following link:
General GlobalHotkey class
public class GlobalHotkeys
{
//Virtual-Key Codes
//Key: http://msdn.microsoft.com/en-us/library/ms927178.aspx
//Code: http://social.msdn.microsoft.com/forums/en-US/vbgeneral/thread/5197e0ee-ef85-4f9e-8652-631b8a80e330/
//The following table shows the symbolic constant names, hexadecimal values,
//and keyboard equivalents for the virtual-key codes used by the Microsoft Windows CE operating system.
//The codes are listed in numeric order.
//You can combine any of the codes with a modifier key to create a hot key.
//----------------------------------------------------------------------------------------
//Symbolic constant Hexadecimal Mouse or keyboard equivalent
//----------------------------------------------------------------------------------------
//VK_LBUTTON 01 Left mouse button
//VK_RBUTTON 02 Right mouse button
//VK_CANCEL 03 Control-break processing
//VK_MBUTTON 04 Middle mouse button on a three-button mouse
//VK_BACK 08 BACKSPACE key
//VK_TAB 09 TAB key
//VK_CLEAR 0C CLEAR key
//VK_RETURN 0D ENTER key
//VK_SHIFT 10 SHIFT key
//VK_CONTROL 11 CTRL key
//VK_MENU 12 ALT key
//VK_PAUSE 13 PAUSE key
//VK_CAPITAL 14 CAPS LOCK key
//VK_ESCAPE 1B ESC key
//VK_SPACE 20 SPACEBAR
//VK_PRIOR 21 PAGE UP key
//VK_NEXT 22 PAGE DOWN key
//VK_END 23 END key
//VK_HOME 24 HOME key
//VK_LEFT 25 LEFT ARROW key
//VK_UP 26 UP ARROW key
//VK_RIGHT 27 RIGHT ARROW key
//VK_DOWN 28 DOWN ARROW key
//VK_SNAPSHOT 2C PRINT SCREEN key
//VK_INSERT 2D INS key
//VK_DELETE 2E DEL key
//VK_HELP 2F HELP key
//VK_NUMPAD0 60 Numeric keypad 0 key
//VK_NUMPAD1 61 Numeric keypad 1 key
//VK_NUMPAD2 62 Numeric keypad 2 key
//VK_NUMPAD3 63 Numeric keypad 3 key
//VK_NUMPAD4 64 Numeric keypad 4 key
//VK_NUMPAD5 65 Numeric keypad 5 key
//VK_NUMPAD6 66 Numeric keypad 6 key
//VK_NUMPAD7 67 Numeric keypad 7 key
//VK_NUMPAD8 68 Numeric keypad 8 key
//VK_NUMPAD9 69 Numeric keypad 9 key
//VK_MULTIPLY 6A Multiply key
//VK_ADD 6B Add key
//VK_SEPARATOR 6C Separator key
//VK_SUBTRACT 6D Subtract key
//VK_DECIMAL 6E Decimal key
//VK_DIVIDE 6F Divide key
//VK_F1 70 F1 key
//VK_F2 71 F2 key
//VK_F3 72 F3 key
//VK_F4 73 F4 key
//VK_F5 74 F5 key
//VK_F6 75 F6 key
//VK_F7 76 F7 key
//VK_F8 77 F8 key
//VK_F9 78 F9 key
//VK_F10 79 F10 key
//VK_F11 7A F11 key
//VK_F12 7B F12 key
//VK_F13 7C F13 key
//VK_F14 7D F14 key
//VK_F15 7E F15 key
//VK_F16 7F F16 key
//VK_F17 80H F17 key
//VK_F18 81H F18 key
//VK_F19 82H F19 key
//VK_F20 83H F20 key
//VK_F21 84H F21 key
//VK_F22 85H F22 key(PPC only) Key used to lock device.
//VK_F23 86H F23 key
//VK_F24 87H F24 key
//VK_NUMLOCK 90 NUM LOCK key
//VK_SCROLL 91 SCROLL LOCK key
//VK_LSHIFT 0xA0 Left SHIFT
//VK_RSHIFT 0xA1 Right SHIFT
//VK_LCONTROL 0xA2 Left CTRL
//VK_RCONTROL 0xA3 Right CTRL
//VK_LMENU 0xA4 Left ALT
//VK_RMENU 0xA5 Right ALT
#region Enum
public enum Key
{
NumpadDecimal = 1,
NumpadMultiply,
Escape,
End,
CtrlR,
CtrlF,
CtrlC,
CtrlI
/*NumpadEnter,
NumpadDelete,
NumpadSubtract,
NumpadAdd,
NumpadD1,
NumpadD2,
NumpadD3,
NumpadD4,
NumpadD5,
NumpadD6,
NumpadD7,
NumpadD8,
NumpadD9*/
}
public enum SymbolicKey
{
None = 0,
Alt = 1,
Ctrl = 2,
Shift = 4
}
#endregion
#region fields
//DEL key
public const int VK_DECIMAL = 0x6e;
//Multiply key
public const int VK_MULTIPLY = 0x6a;
//Alt key
//public static int MOD_ALT = 0x1;
//public static int MOD_CONTROL = 0x2;
//public static int MOD_SHIFT = 0x4;
public static int MOD_WIN = 0x8;
public static int WM_HOTKEY = 0x312;
//public static int MOD_NONE = 0x0;
//private static int keyId;
#endregion
[DllImport("user32.dll")]
public static extern bool RegisterHotKey(IntPtr hWnd, int id, int fsModifiers, int vlc);
[DllImport("user32.dll")]
public static extern bool UnregisterHotKey(IntPtr hWnd, int id);
}
Register HotKey on form load
private void frmMain_Load(object sender, EventArgs e)
{
GlobalHotkeys.RegisterHotKey(this.Handle, Convert.ToInt32(GlobalHotkeys.Key.NumpadDecimal), Convert.ToInt32(GlobalHotkeys.SymbolicKey.None), Convert.ToInt32(Keys.Decimal));
}
UnRegister HotKey on form closing
private void frmMain_FormClosing(object sender, FormClosingEventArgs e)
{
GlobalHotkeys.UnregisterHotKey(this.Handle, Convert.ToInt32(GlobalHotkeys.Key.NumpadDecimal));
}
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