Search
Module:
Directory

   Desktop Functions:

   Smart Device Functions:


Show Recent Changes
Subscribe (RSS)
Misc. Pages
Comments
FAQ
Helpful Tools
Playground
Suggested Reading
Website TODO List
Download Visual Studio Add-In

Search Results for "keybd_event" in [All]

coredll

.
Summary
The keybd_event function synthesizes a keystroke. The system can use such a synthesized keystroke to generate a WM_KEYUP or WM_KEYDOWN message. The keyboard driver's interrupt handler calls the keybd_event function (from msdn.microsoft.com)
.

[DllImport("coredll.dll", EntryPoint="keybd_event", SetLastError=true)]

.

internal static extern void keybd_event(byte bVk, byte bScan, int dwFlags, int dwExtraInfo);

.

Declare Sub keybd_event Lib "coredll.dll" (ByVal bVk As Byte, ByVal bScan As Byte, ByVal dwFlags As Integer, ByVal dwExtraInfo As Integer)

.

        [DllImport("coredll.dll", EntryPoint = "keybd_event", SetLastError = true)]

.

        public static extern void keybd_event

.

        keybd_event(01, 01, 1, 1);

.
Documentation
[keybd_event] on MSDN

user32

.

static extern void keybd_event(byte bVk, byte bScan, uint dwFlags,

.

static extern void keybd_event(byte bVk, byte bScan, uint dwFlags,

.

Private Shared Sub keybd_event(bVk As Byte, bScan As Byte, dwFlags As UInteger, dwExtraInfo As UIntPtr)

.

Private Shared Sub keybd_event(bVk As Byte, bScan As Byte, dwFlags As UInteger, dwExtraInfo As Integer)

.

           CharSet:=CharSet.Unicode, EntryPoint:="keybd_event", _

.

Public Shared Sub keybd_event(ByVal bVk As Byte, ByVal bScan As Byte, _

.

Public Declare Sub keybd_event Lib "user32" (ByVal bVk As Byte, ByVal bScan As Byte, ByVal dwFlags As Long, ByVal dwExtraInfo As Long)

.

        keybd_event( keyCode, 0x45, KEYEVENTF_EXTENDEDKEY, 0 );

.

        keybd_event( keyCode, 0x45, KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0 );

.

     private static extern void keybd_event(byte bVk, byte bScan, uint dwFlags, int dwExtraInfo);

.

         keybd_event(VK_RETURN, 0, 0, 0);

.

         keybd_event(VK_RETURN, 0, KEYEVENTF_KEYUP, 0);

.

     Private Shared Sub keybd_event(ByVal bVk As Byte, ByVal bScan As Byte, ByVal dwFlags As UInteger, ByVal dwExtraInfo As Integer)

.

     'Public Declare Sub keybd_event Lib "user32" (ByVal bVk As Byte, ByVal bScan As Byte, ByVal dwFlags As Long, ByVal dwExtraInfo As Long)

.

     keybd_event(VK_RETURN, 0, 0, 0)

.

     keybd_event(VK_RETURN, 0, KEYEVENTF_KEYUP, 0)

.

           CharSet:=CharSet.Unicode, EntryPoint:="keybd_event", _

.

    Public Shared Sub keybd_event(ByVal bVk As Byte, ByVal bScan As Byte, _

.

        keybd_event(VK_SCROLL, 0x45, 0, 0)               ' Generates a KEY_DOWN

.

        keybd_event(VK_SCROLL, 0x45, KEYEVENTF_KEYUP, 0) ' Generates a KEY_UP

.
Documentation
[keybd_event] on MSDN
.

    keybd_event(VK_LSHIFT, 0x45, 0, 0);

.

    keybd_event(VK_TAB, 0x45, 0, 0);

.

    keybd_event(VK_TAB, 0x45, KEYEVENTF_KEYUP, 0);

.

    keybd_event(VK_LSHIFT, 0x45, KEYEVENTF_KEYUP, 0);

.

    static extern void keybd_event(byte bVk, byte bScan, uint dwFlags, UIntPtr dwExtraInfo);

.

        keybd_event((byte)key, 0x45, KEYEVENTF_EXTENDEDKEY, (UIntPtr)0);

.

        keybd_event((byte)key, 0x45, KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, (UIntPtr)0);

.

This function does indeed return a value, just as the keybd_event API does.

.

    Private Declare Sub keybd_event Lib "user32" (ByVal bVk As Byte, ByVal bScan As Byte, ByVal dwFlags As Integer, ByVal dwExtraInfo As Integer)

.

        keybd_event(VK_NUMLOCK, &H45S, KEYEVENTF_EXTENDEDKEY Or 0, 0)

.

        keybd_event(VK_NUMLOCK, &H45S, KEYEVENTF_EXTENDEDKEY Or KEYEVENTF_KEYUP, 0)

.

        keybd_event(VK_NUMLOCK, &H45S, KEYEVENTF_EXTENDEDKEY Or 0, 0)

.

        keybd_event(VK_NUMLOCK, &H45S, KEYEVENTF_EXTENDEDKEY Or KEYEVENTF_KEYUP, 0)

.

        keybd_event(VK_CAPITAL, &H45S, KEYEVENTF_EXTENDEDKEY Or 0, 0)

.

        keybd_event(VK_CAPITAL, &H45S, KEYEVENTF_EXTENDEDKEY Or KEYEVENTF_KEYUP, 0)

.

        keybd_event(VK_CAPITAL, &H45S, KEYEVENTF_EXTENDEDKEY Or 0, 0)

.

        keybd_event(VK_CAPITAL, &H45S, KEYEVENTF_EXTENDEDKEY Or KEYEVENTF_KEYUP, 0)


 
Access PInvoke.net directly from VS: