private KEYBDINPUT CreateKeyboardInput(short wVK, uint flag) { KEYBDINPUT i = new KEYBDINPUT(); i.wVk = (ushort)wVK; i.wScan = (ushort)MapVirtualKey((uint)wVK, 0); i.time = 0; i.dwExtraInfo = IntPtr.Zero; i.dwFlags = flag; return i; }
public INPUT(UInt32 _type, UInt16 _wVk, UInt16 _wScan, UInt32 _dwFlags, UInt32 _time) { type = _type; mi = new MOUSEINPUT(); hi = new HARDWAREINPUT(); ki = new KEYBDINPUT(_wVk, _wScan, _dwFlags, _time); }
static void SendKey(short keycode) { KEYBDINPUT ki = new KEYBDINPUT() { time = 0, wScan = 0, dwExtraInfo = (IntPtr)0, wVk = keycode, dwFlags = 0 }; if (IntPtr.Size > 4) { // 64-bit environment INPUT64 ip = new INPUT64(); ip.type = 1; // Indicates a keyboard event ip.ki = ki; SendInput(1, new INPUT64[] { ip }, Marshal.SizeOf(ip)); ip.ki.dwFlags = 2; SendInput(1, new INPUT64[] { ip }, Marshal.SizeOf(ip)); } else { // 32-bit environment INPUT ip = new INPUT(); ip.type = 1; // Indicates a keyboard event ip.ki = ki; // Press.. SendInput(1, new INPUT[] { ip }, Marshal.SizeOf(ip)); ip.ki.dwFlags = 2; // And let go. SendInput(1, new INPUT[] { ip }, Marshal.SizeOf(ip)); } }
/// <summary> /// Effectively sends the keyboard input command. /// </summary> /// <param name="keyCode">The key code to send. Can be the scan code or the virtual key code.</param> /// <param name="keyFlags">Flag if the key should be pressed or released.</param> private static void SendInput(ushort keyCode, KeyEventFlags keyFlags) { // Add the extended flag if the flag is set or the keycode is prefixed with the byte 0xE0 // See https://msdn.microsoft.com/en-us/library/windows/desktop/ms646267(v=vs.85).aspx if ((keyCode & 0xFF00) == 0xE0) { keyFlags |= KeyEventFlags.KEYEVENTF_EXTENDEDKEY; } // Prepare the basic object var keyboardInput = new KEYBDINPUT { dwExtraInfo = User32.GetMessageExtraInfo(), dwFlags = keyFlags, }; if (keyFlags.HasFlag(KeyEventFlags.KEYEVENTF_SCANCODE) || keyFlags.HasFlag(KeyEventFlags.KEYEVENTF_UNICODE)) { keyboardInput.wScan = keyCode; } else { keyboardInput.wVk = keyCode; } SendInput(keyboardInput); Wait.For(TimeSpan.FromMilliseconds(10)); }
public static void GenerateKeySendInput(ScanCodeShort vk, bool bExtended) { INPUT[] inputs = new INPUT[1]; inputs[0].type = 1; KEYBDINPUT kb = new KEYBDINPUT(); //{0}; // generate down if (bExtended) { kb.dwFlags = KEYEVENTF.EXTENDEDKEY; } //kb.wVk = vk; kb.wScan = vk; inputs[0].U.ki = kb; SendInput(1, inputs, System.Runtime.InteropServices.Marshal.SizeOf(inputs[0])); // generate up kb.dwFlags = KEYEVENTF.KEYUP; if (bExtended) { kb.dwFlags |= KEYEVENTF.EXTENDEDKEY; } //kb.wVk = vk; kb.wScan = vk; inputs[0].type = 1; inputs[0].U.ki = kb; SendInput(1, inputs, System.Runtime.InteropServices.Marshal.SizeOf(inputs[0])); }
public static int SendInput(KEYBDINPUT ki) { INPUT[] inputs = new INPUT[1]; inputs[0].type = 1 /*INPUT_KEYBOARD*/; inputs[0].union.ki = ki; return(SendInput(1, inputs, Marshal.SizeOf(inputs[0]))); }
/// <summary> /// If the program is started with capslock already enabled, we'll always have capslock enabled. /// This isn't what we want (probably). /// </summary> public static void ValidateCAPSLOCKState() { var buffer = new Byte[256]; if (GetKeyboardState(buffer)) { if (buffer[(Int32)VirtualKeyShort.CAPITAL] == 1) // capslock is active { // Note: SetKeyboardState apparently only works for win95, so let's synthesize the key instead. var keyboardInput = new KEYBDINPUT(); keyboardInput.wVk = VirtualKeyShort.CAPITAL; keyboardInput.dwExtraInfo = GetMessageExtraInfo(); var keyDown = new INPUT(); keyDown.type = INPUT_KEYBOARD; keyDown.U.ki = keyboardInput; var keyUp = keyDown; keyUp.U.ki.dwFlags |= KEYEVENTF.KEYUP; // Attempt to disable capslock, tough if this fails. SendInput(1, new[] { keyDown }, Marshal.SizeOf(keyDown)); // Do not send the keyUp as part of the above array, it is ignored. SendInput(1, new[] { keyUp }, Marshal.SizeOf(keyDown)); } } }
private KEYBDINPUT KeyEvent(ushort keyCode) { var keyboardInput = new KEYBDINPUT(); keyboardInput.wVk = keyCode; return(keyboardInput); }
protected INPUT ToInput(KEYBDINPUT keyboardInput) { var input = new INPUT(); input.type = (int)InputType.INPUT_KEYBOARD; input.data.asKeyboardInput = keyboardInput; return(input); }
private KEYBDINPUT UnicodeKeyEvent(char c) { var keyboardInput = new KEYBDINPUT(); keyboardInput.wScan = c; keyboardInput.dwFlags = (int)KeyboardEventType.KEYEVENTF_UNICODE; return(keyboardInput); }
//Send keyboard based input, use PressKey for a simpler handler. public static bool SendInput(KEYBDINPUT keyboardInput) { INPUT[] inputs = new INPUT[1]; inputs[0].type = INPUT_KEYBOARD; inputs[0].ki.dwFlags = keyboardInput.dwFlags; inputs[0].ki.wScan = keyboardInput.wScan; return(SendInput(inputs)); }
public static KEYBDINPUT GetKeyInputFromChar(char ch) { KEYBDINPUT keyboard = new KEYBDINPUT(); keyboard.KeyCode = 0; keyboard.Scan = ch; keyboard.ExtraInfo = IntPtr.Zero; keyboard.Flags = KeyboardFlag.Unicode; return(keyboard); }
public static KEYBDINPUT CreateKeybdInput(ushort wVK, uint flag) { KEYBDINPUT i = new KEYBDINPUT(); i.wVk = wVK; i.wScan = 0; i.time = 0; i.dwExtraInfo = IntPtr.Zero; i.dwFlags = flag; return(i); }
private KEYBDINPUT createKeybdInput(short wVK, uint flag) { KEYBDINPUT i = new KEYBDINPUT(); i.wVk = (ushort)wVK; i.wScan = 0; i.time = 0; i.dwExtraInfo = IntPtr.Zero; i.dwFlags = flag; return(i); }
public static void SendInput(KEYBDINPUT keyboardInput) { // Demand the correct permissions var permissions = new PermissionSet(PermissionState.Unrestricted); permissions.Demand(); if (User32.SendInput(1, new[] { INPUT.KeyboardInput(keyboardInput) }, INPUT.Size) == 0) { throw new Win32Exception(); } }
/// <summary> /// Effectively sends the keyboard input command. /// </summary> /// <param name="keyCode">The key code to send. Can be the scan code or the virtual key code.</param> /// <param name="isKeyDown">Flag if the key should be pressed or released.</param> /// <param name="isScanCode">Flag if the code is the scan code or the virtual key code.</param> /// <param name="isExtended">Flag if the key is an extended key.</param> /// <param name="isUnicode">Flag if the key is unicode.</param> private static void SendInput(ushort keyCode, bool isKeyDown, bool isScanCode, bool isExtended, bool isUnicode) { // Prepare the basic object var keyboardInput = new KEYBDINPUT { time = 0, dwExtraInfo = User32.GetMessageExtraInfo(), }; // Add the "key-up" flag if needed. By default it is "key-down" if (!isKeyDown) { keyboardInput.dwFlags |= KeyEventFlags.KEYEVENTF_KEYUP; } if (isScanCode) { keyboardInput.wScan = keyCode; keyboardInput.dwFlags |= KeyEventFlags.KEYEVENTF_SCANCODE; // Add the extended flag if the flag is set or the keycode is prefixed with the byte 0xE0 // See https://msdn.microsoft.com/en-us/library/windows/desktop/ms646267(v=vs.85).aspx if (isExtended || (keyCode & 0xFF00) == 0xE0) { keyboardInput.dwFlags |= KeyEventFlags.KEYEVENTF_EXTENDEDKEY; } } else if (isUnicode) { keyboardInput.dwFlags |= KeyEventFlags.KEYEVENTF_UNICODE; keyboardInput.wScan = keyCode; } else { keyboardInput.wVk = keyCode; } // Build the input object var input = INPUT.KeyboardInput(keyboardInput); // Send the command if (User32.SendInput(1, new[] { input }, INPUT.Size) == 0) { // An error occured var errorCode = Marshal.GetLastWin32Error(); Logger.Default.Warn("Could not send keyboard input. ErrorCode: {0}", errorCode); } if (WindowsVersion.IsWindows10()) { Wait.For(TimeSpan.FromMilliseconds(10)); } }
//Press the given keycode for delayMilliseconds duration, then release. public static bool PressKey(UInt16 keyCode, int delayMilliseconds) { KEYBDINPUT keyboardInput = new KEYBDINPUT(); keyboardInput.wScan = keyCode; keyboardInput.dwFlags = 0x0008; //Press hold key keyboardInput.time = 0; var keyState = SendInput(keyboardInput); if (!keyState) return false; //time.sleep(delayMilliseconds); keyboardInput.dwFlags = 0x0002 | 0x0008; //release hold key return SendInput(keyboardInput); }
public RawInput(KEYBDINPUT Data) { this.Data = new[] { new INPUT() { Type = INPUTTYPE.Keyboard, Data = new INPUTUNION() { Keyboard = Data } } }; }
/* * Function that creates an INPUT structure to inject a keyboard button press event in the system queue. */ public static INPUT keyboardPress(short keyCode) { KEYBDINPUT ki = new KEYBDINPUT(); ki.wVk = (VirtualKeyShort)keyCode; ki.dwFlags = 0x0000; INPUT inp = new INPUT(); inp.type = INPUTYPE.INPUT_KEYBOARD; inp.U.ki = ki; return(inp); }
/* * Function that creates an INPUT structure to inject a keyboard button release event in the system queue. */ public static INPUT keyboardRelease(short keyCode) { KEYBDINPUT ki = new KEYBDINPUT(); ki.wVk = (VirtualKeyShort)keyCode; ki.dwFlags = KEYEVENTF.KEYUP; INPUT inp = new INPUT(); inp.type = INPUTYPE.INPUT_KEYBOARD; inp.U.ki = ki; return(inp); }
public void releaseKey(ushort key) { INPUT[] inp = new INPUT[1]; inp[0].type = SendInputEventType.InputKeyboard; KEYBDINPUT kin = new KEYBDINPUT(); kin.wVk = key; inp[0].mkhi.ki = kin; unsafe { inp[0].mkhi.ki.dwFlags = 2; SendInput((uint)1, ref inp[0], sizeof(INPUT)); } }
public void TestInput() { ActivateProcessWindow("notepad"); System.Threading.Thread.Sleep(200); Win32.SendInput(_testInputsI); System.Threading.Thread.Sleep(500); Win32.SendInput(new[] { INPUT.From(KEYBDINPUT.Char('\n')), }); System.Threading.Thread.Sleep(200); Win32.SendInput(_testInputsI); }
//Press the given keycode for delayMilliseconds duration, then release. public static bool PressKey(UInt16 keyCode, int delayMilliseconds) { KEYBDINPUT keyboardInput = new KEYBDINPUT(); keyboardInput.wScan = keyCode; keyboardInput.dwFlags = 0x0008; //Press hold key keyboardInput.time = 0; var keyState = SendInput(keyboardInput); if (!keyState) { return(false); } //time.sleep(delayMilliseconds); keyboardInput.dwFlags = 0x0002 | 0x0008; //release hold key return(SendInput(keyboardInput)); }
/// <summary> /// Sends a key down signal to the OS. /// </summary> /// <param name="virtualKey">The virtual key.</param> public void SendKeyDown(ushort virtualKey) { var scan = (ushort)MapVirtualKey(virtualKey, 0); var keyboardFlags = KEYEVENTF.SCANCODE; var keyboardInput = new KEYBDINPUT() { virtualKey = 0, scanCode = scan, dwFlags = keyboardFlags, time = 0, dwExtraInfo = IntPtr.Zero }; var wrapper = new InputUnion() { ki = keyboardInput }; var down = new INPUT() { type = InputType.KEYBOARD, U = wrapper }; SendInput(1, new INPUT[] { down }, INPUT.Size); }
/// <summary> /// Synthesizes keystrokes, mouse motions, and button clicks. /// </summary> /// <param name="keyCode">Key code</param> /// <param name="isKeyDown">Whether the button is pressed</param> public static void SendInput(ushort keyCode, bool isKeyDown) { KEYBDINPUT keyboardInput = new KEYBDINPUT { time = 0, dwExtraInfo = User32.GetMessageExtraInfo() }; if (isKeyDown == false) { keyboardInput.dwFlags |= KeyEventFlags.KEYEVENTF_KEYUP; } keyboardInput.wVk = keyCode; var input = INPUT.KeyboardInput(keyboardInput); User32.SendInput(1, new[] { input }, INPUT.Size); }
private static INPUT BuildInput(uint scanCodeEx, bool keyDown) { var keyDownOrUp = keyDown ? 0 : KEYEVENTF_KEYUP; var keyIsExtended = (scanCodeEx & 0x80000000) == 0 ? 0 : KEYEVENTF_EXTENDEDKEY; var keybdInput = new KEYBDINPUT { wVk = 0, wScan = (ushort)(scanCodeEx & 0x000000FF), dwFlags = KEYEVENTF_SCANCODE | keyDownOrUp | keyIsExtended, dwExtraInfo = GetMessageExtraInfo() }; var inputUnion = new INPUT_UNION { ki = keybdInput }; return(new INPUT { type = INPUT_KEYBOARD, u = inputUnion }); }
public static void Keys(VK[] keys, bool up) { INPUT[] inputs = new INPUT[keys.Length]; for (int i = 0; i < keys.Length; i++) { INPUT input = new INPUT(); KEYBDINPUT keyInput = new KEYBDINPUT(); input.type = SendInputEventType.InputKeyboard; input.mkhi.ki = keyInput; input.mkhi.ki.wVk = (ushort)keys[i]; input.mkhi.ki.wScan = 0; input.mkhi.ki.time = 0; input.mkhi.ki.dwFlags = up ? KEYEVENTF_KEYUP : 0; input.mkhi.ki.dwExtraInfo = IntPtr.Zero; inputs[i] = input; } int size = Marshal.SizeOf(typeof(INPUT)); SendInput((uint)keys.Length, inputs, size); }
private void DoKeyAction(KEYBDINPUT ki, KeyActions ka) { uint test1 = 1; uint test2 = 1; if (IntPtr.Size > 4) { INPUT64 input = new INPUT64(); input.type = INPUT_KEYBOARD; input.ki = ki; if (ka == KeyActions.Hold || ka == KeyActions.Press) { test1 = SendInput(1, new INPUT64[] { input }, Marshal.SizeOf(input)); } input.ki.dwFlags |= (uint)KEYEVENTF.KEYUP; if (ka == KeyActions.Release || ka == KeyActions.Press) { test2 = SendInput(1, new INPUT64[] { input }, Marshal.SizeOf(input)); } } else { INPUT input = new INPUT(); input.type = INPUT_KEYBOARD; input.ki = ki; if (ka == KeyActions.Hold || ka == KeyActions.Press) { test1 = SendInput(1, new INPUT[] { input }, Marshal.SizeOf(input)); } input.ki.dwFlags |= (uint)KEYEVENTF.KEYUP; if (ka == KeyActions.Release || ka == KeyActions.Press) { test2 = SendInput(1, new INPUT[] { input }, Marshal.SizeOf(input)); } } if (test1 == 0 || test2 == 0) { string key = ki.wVk != 0 ? Enum.GetName(typeof(VirtualKeyCode), ki.wVk) : Enum.GetName(typeof(ScanCodeShort), ki.wScan); SendInputKeyFailedCall?.Invoke(Marshal.GetLastWin32Error().ToString(), key, ka); } }
public MacroEvent_Keyboard(eKeyboardEvent _eType, KeyboardEvent _event) { EventType = _eType; Event = _event; uint keyState = Convert.ToUInt32(EventType == eKeyboardEvent.KeyDown ? 0 : 0x2); INPUT keyInput = new INPUT(); keyInput.type = 1; KEYBDINPUT kbInput = new KEYBDINPUT(); kbInput.wVk = Convert.ToUInt16(Event.vKeyCode); kbInput.wScan = Convert.ToUInt16(Event.scanCode); kbInput.dwFlags = keyState; kbInput.time = 0; kbInput.dwExtraInfo = Event.dwExtraInfo; keyInput.iUinion.ki = kbInput; InputList[0] = keyInput; inputSize = Marshal.SizeOf(InputList[0]); }
public static KeyEventInformation Get(HookData hookData) { WindowMessage message = (WindowMessage)hookData.wParam; KEYBDINPUT keyboardStruct = Marshal.PtrToStructure <KEYBDINPUT>(hookData.lParam); int scanCode = (int)keyboardStruct.wScan; int timestamp = (int)keyboardStruct.time; bool isKeyDown = message == WindowMessage.WM_KEYDOWN || message == WindowMessage.WM_KEYDOWN; bool isKeyUp = message == WindowMessage.WM_KEYUP || message == WindowMessage.WM_KEYUP; // If specified, the scan code was preceded by a prefix byte that has the value // 0xE0 (224). const uint maskExtendedKey = 0x1; bool isKeyExtended = ((uint)keyboardStruct.dwFlags & maskExtendedKey) > 0; Keys keyData = AppendModifierStates((Keys)keyboardStruct.wVk); return(new KeyEventInformation(keyData, scanCode, timestamp, isKeyDown, isKeyUp, isKeyExtended)); }
/// <summary> /// Sends a key up signal to the OS. /// </summary> /// <param name="virtualKey">The virtual key.</param> public void SendKeyUp(ushort virtualLKey, ushort modifierKey) { // Send modifier key var scan2 = (ushort)MapVirtualKey(modifierKey, 0); var keyboardFlags2 = KEYEVENTF.KEYUP | KEYEVENTF.SCANCODE; var keyboardInput2 = new KEYBDINPUT() { virtualKey = 0, scanCode = scan2, dwFlags = keyboardFlags2, time = 0, dwExtraInfo = IntPtr.Zero }; var wrapper2 = new InputUnion() { ki = keyboardInput2 }; var up2 = new INPUT() { type = InputType.KEYBOARD, U = wrapper2 }; SendInput(1, new INPUT[] { up2 }, INPUT.Size); // Send actual key var scan = (ushort)MapVirtualKey(virtualLKey, 0); var keyboardFlags = KEYEVENTF.KEYUP | KEYEVENTF.SCANCODE; var keyboardInput = new KEYBDINPUT() { virtualKey = 0, scanCode = scan, dwFlags = keyboardFlags, time = 0, dwExtraInfo = IntPtr.Zero }; var wrapper = new InputUnion() { ki = keyboardInput }; var up = new INPUT() { type = InputType.KEYBOARD, U = wrapper }; SendInput(1, new INPUT[] { up }, INPUT.Size); }
// Token: 0x06000043 RID: 67 RVA: 0x000034B0 File Offset: 0x000016B0 public static void SendInputKeyPress(VirtualKeyCode vkCode) { INPUT input = default; input.Type = 1U; var keyboard = new KEYBDINPUT { KeyCode = (ushort)vkCode, Scan = (ushort)User32.MapVirtualKey((uint)vkCode, 0), Flags = (IsExtendedKey(vkCode) ? 1U : 0U), Time = 0U, ExtraInfo = IntPtr.Zero }; input.Data.Keyboard = keyboard; INPUT input2 = input; input = default; input.Type = 1U; keyboard = new KEYBDINPUT { KeyCode = (ushort)vkCode, Scan = (ushort)User32.MapVirtualKey((uint)vkCode, 0), Flags = (IsExtendedKey(vkCode) ? 3U : 2U), Time = 0U, ExtraInfo = IntPtr.Zero }; input.Data.Keyboard = keyboard; INPUT input3 = input; SendInput(new INPUT[] { input2, input3 }); }
public void SendKey(uint in_wScanCode, bool in_bPress) { KEYBDINPUT k = new KEYBDINPUT(); k.wVk = 0; k.dwFlags = KEYEVENTF_SCANCODE; k.time = 0; k.dwExtraInfo = IntPtr.Zero; if ((in_wScanCode & 0xFF00) == 0xE000) { // extended key? k.dwFlags |= KEYEVENTF_EXTENDEDKEY; } if (in_bPress) { // press? k.wScan = (ushort)(in_wScanCode & 0xFF); } else { // release? k.wScan = (ushort) in_wScanCode; k.dwFlags |= KEYEVENTF_KEYUP; } INPUT input = new INPUT(); input.type = INPUT_KEYBOARD; input.ki = k; INPUT[] lstInput = new INPUT[] { input }; int iSize = Marshal.SizeOf(input); uint result = SendInput(1, lstInput, iSize); if (result != 1) throw new Exception("Could not send key: " + in_wScanCode); }
//Send keyboard based input, use PressKey for a simpler handler. public static bool SendInput(KEYBDINPUT keyboardInput) { INPUT[] inputs = new INPUT[1]; inputs[0].type = INPUT_KEYBOARD; inputs[0].ki.dwFlags = keyboardInput.dwFlags; inputs[0].ki.wScan = keyboardInput.wScan; return SendInput(inputs); }
public static uint sendInput(KEYBDINPUT[] inputs) { INPUT[] pInputs = new INPUT[inputs.Length]; for (int i = 0; i < inputs.Length; i++) { pInputs[i] = new INPUT() { type = INPUT_KEYBOARD, inputunion = new InputUnion() { keyboardinput = inputs[i] } }; } return sendInput(pInputs); }
public void Zoom(int val) { INPUT inputs = new INPUT(); inputs.type = SendInputEventType.InputKeyboard; KEYBDINPUT kb = new KEYBDINPUT(); //{0}; // generate down /* if (bExtended) kb.dwFlags = KEYEVENTF_EXTENDEDKEY;*/ kb.wVk = (ushort)0x11; kb.time = 0; inputs.mkhi.ki = kb; SendInput(1, ref inputs, System.Runtime.InteropServices.Marshal.SizeOf(inputs)); this.Scroll(val); // generate up //ZeroMemory(&kb, sizeof(KEYBDINPUT)); //ZeroMemory(&inputs,sizeof(inputs)); kb.dwFlags = 0x0002; /* if (bExtended) kb.dwFlags |= KEYEVENTF_EXTENDEDKEY;*/ kb.wVk = (ushort)0x11; kb.time = 0; inputs.type = SendInputEventType.InputKeyboard; inputs.mkhi.ki = kb; SendInput(1, ref inputs, System.Runtime.InteropServices.Marshal.SizeOf(inputs)); }
private static void SendKeyboardInput(KEYBDINPUT keybInput) { INPUT input = new INPUT { Type = 1 }; input.Data.Keyboard = keybInput; if (SendInput(1, new[] { input }, Marshal.SizeOf(typeof(INPUT))) == 0) { throw new Exception(); } }
private static void SendKeyDown(KeyCode keyCode) { var input = new KEYBDINPUT { Vk = (ushort)keyCode }; SendKeyboardInput(input); }
private static void SendKeyUp(KeyCode keyCode) { var input = new KEYBDINPUT { Vk = (ushort)keyCode, Flags = 2 }; SendKeyboardInput(input); }
public static uint sendInput(KEYBDINPUT input) { var pInputs = new[] { new INPUT() { type=INPUT_KEYBOARD, inputunion=new InputUnion() { keyboardinput=input } } }; return sendInput(pInputs); }
private static void _SendSelectedLetterAsKeyPress(Boolean delayInput = false) { var pos = Caret.GetPosition(_sActiveKeyboardWindow); var letter = _sActiveSelectorWindow.SelectedLetter; _HidePopup(); try { if (!SetForegroundWindow(_sActiveKeyboardWindow)) // Something went wrong, ignore. return; } catch (Win32Exception e) { // For reasons not yet understood we sometimes get a 0 error code turned into an exception (operation succeeded). if (e.NativeErrorCode != 0) return; } var keyboardInput = new KEYBDINPUT(); keyboardInput.wVk = 0; // required by unicode event keyboardInput.wScan = (Int16)letter; keyboardInput.dwFlags = KEYEVENTF.UNICODE; keyboardInput.dwExtraInfo = GetMessageExtraInfo(); keyboardInput.time = 0; var keyDown = new INPUT(); keyDown.type = INPUT_KEYBOARD; keyDown.U.ki = keyboardInput; var keyUp = keyDown; keyUp.U.ki.dwFlags |= KEYEVENTF.KEYUP; // If an error happens here it's probably due to UIPI, i.e. the target application is of higher integrity. // We ignore the error. if (delayInput) ThreadPool.QueueUserWorkItem(context => { // Just block for a bit. Thread.Sleep(_kReleaseErrorMargin); ((SynchronizationContext)context).Post(_ => { SendInput(1, new[] { keyDown }, Marshal.SizeOf(keyDown)); SendInput(1, new[] { keyUp }, Marshal.SizeOf(keyDown)); }, null); }, SynchronizationContext.Current); else { SendInput(1, new[] { keyDown, keyUp }, Marshal.SizeOf(keyDown)); SendInput(1, new[] { keyUp }, Marshal.SizeOf(keyDown)); } }
private KEYBDINPUT createKeybdInput(short wVK, short wScan, uint flag) { KEYBDINPUT ki = new KEYBDINPUT(); ki.wVk = (ushort)wVK; ki.wScan = (ushort)wScan; ki.time = 0; ki.dwExtraInfo = IntPtr.Zero; ki.dwFlags = flag; return ki; }
/// <summary> /// Sends a key up signal to the OS. /// </summary> /// <param name="virtualKey">The virtual key.</param> public void SendKeyUp(ushort virtualLKey) { var scan = (ushort)MapVirtualKey(virtualLKey, 0); var keyboardFlags = KEYEVENTF.KEYUP | KEYEVENTF.SCANCODE; var keyboardInput = new KEYBDINPUT() { virtualKey = 0, scanCode = scan, dwFlags = keyboardFlags, time = 0, dwExtraInfo = IntPtr.Zero }; var wrapper = new InputUnion() { ki = keyboardInput }; var up = new INPUT() { type = InputType.KEYBOARD, U = wrapper }; SendInput(1, new INPUT[] { up }, INPUT.Size); }
internal static extern int SendKeyboardInput(int cInputs, ref KEYBDINPUT pInputs, int cbSize);
public static KEYBDINPUT CreateKeybdInput(ushort wVK, uint flag) { KEYBDINPUT i = new KEYBDINPUT(); i.wVk = wVK; i.wScan = 0; i.time = 0; i.dwExtraInfo = IntPtr.Zero; i.dwFlags = flag; return i; }