/// <summary> /// Collect the current data from the device /// </summary> public override void GetData( ) { // Make sure there is a valid device. if (null == m_device) { return; } // Poll the device for info. try { m_device.Poll( ); } catch (SharpDXException e) { if ((e.ResultCode == ResultCode.NotAcquired) || (e.ResultCode == ResultCode.InputLost)) { // Check to see if either the app needs to acquire the device, or // if the app lost the device to another process. try { // Acquire the device - if the (main)window is active if (Activated) { m_device.Acquire( ); } } catch (SharpDXException) { // Failed to acquire the device. This could be because the app doesn't have focus. return; // EXIT unaquired } } else { log.Error("Unexpected Poll Exception", e); return; // EXIT see ex code } } // Get the state of the device - retaining the previous state to find the lates change try { m_state = m_device.GetCurrentState( ); } // Catch any exceptions. None will be handled here, // any device re-aquisition will be handled above. catch (SharpDXException) { return; } }
public void ThreadStart() { byte[] keybdState = new byte[256]; GetKeyboardState(keybdState); NumLock = (keybdState[(int)VK.VK_NUMLOCK] & 1) != 0; CapsLock = (keybdState[(int)VK.VK_CAPITAL] & 1) != 0; ScrollLock = (keybdState[(int)VK.VK_SCROLL] & 1) != 0; Shift = (keybdState[(int)VK.VK_SHIFT] & 0x80) != 0; LShift = (keybdState[(int)VK.VK_LSHIFT] & 0x80) != 0; RShift = (keybdState[(int)VK.VK_RSHIFT] & 0x80) != 0; Ctrl = (keybdState[(int)VK.VK_CONTROL] & 0x80) != 0; LCtrl = (keybdState[(int)VK.VK_LCONTROL] & 0x80) != 0; RCtrl = (keybdState[(int)VK.VK_RCONTROL] & 0x80) != 0; Alt = (keybdState[(int)VK.VK_MENU] & 0x80) != 0; LAlt = (keybdState[(int)VK.VK_LMENU] & 0x80) != 0; RAlt = (keybdState[(int)VK.VK_RMENU] & 0x80) != 0; var directInput = new SharpDX.DirectInput.DirectInput(); var keybdGuid = Guid.Empty; foreach (var deviceInstance in directInput.GetDevices(DeviceType.Keyboard, DeviceEnumerationFlags.AllDevices)) { keybdGuid = deviceInstance.InstanceGuid; } if (keybdGuid == Guid.Empty) { Environment.Exit(1); } var keybd = new SharpDX.DirectInput.Keyboard(directInput); keybd.Properties.BufferSize = 128; keybd.Acquire(); string keys = ""; VK vk = 0x00; KeyboardUpdate Scan = new KeyboardUpdate(); Stopwatch holdInSW = new Stopwatch(); Stopwatch holdInIntervalSW = new Stopwatch(); holdInSW.Start(); holdInIntervalSW.Start(); var dwThread = Native.WinAPI.GetCurrentThreadId(); while (true) { Thread.Sleep(1); Native.DesktopSwitch.PollAutoDesktopThreadSwitch(dwThread); keybd.Poll(); var datas = keybd.GetBufferedData(); if (datas.Length != 0) { holdInSW.Restart(); } else if (holdInSW.Elapsed > PressedInHoldTime && Scan.IsPressed) { if (holdInIntervalSW.Elapsed > PressedInInterval) { HandleKey(keys, vk, Scan.Key, Scan.IsPressed); holdInIntervalSW.Restart(); } } foreach (var state in datas) { /*if (state.Key == Key.F12) { * Hooks.RemoveHooks(); * Environment.Exit(0); * Debug.Assert(false); * var a = (1 + 9) - 10; * Debug.WriteLine((15 / a)); * return; * }*/ if (state.IsPressed) { switch (state.Key) { case Key.Capital: CapsLock = !CapsLock; break; case Key.NumberLock: NumLock = !NumLock; break; case Key.ScrollLock: ScrollLock = !ScrollLock; break; } } switch (state.Key) { case Key.RightShift: RShift = state.IsPressed; break; case Key.LeftShift: LShift = state.IsPressed; break; case Key.LeftControl: LCtrl = state.IsPressed; break; case Key.RightControl: RCtrl = state.IsPressed; break; case Key.LeftAlt: LAlt = state.IsPressed; break; case Key.RightAlt: RAlt = state.IsPressed; break; } Shift = LShift || RShift; Ctrl = LCtrl || RCtrl; Alt = LAlt || RAlt; byte[] keyState = new byte[256]; if (CapsLock) { keyState[(int)VK.VK_CAPITAL] = 0x01; } if (NumLock) { keyState[(int)VK.VK_NUMLOCK] = 0x01; } if (ScrollLock) { keyState[(int)VK.VK_SCROLL] = 0x01; } if (Shift) { keyState[(int)VK.VK_SHIFT] = 0x80; } if (Ctrl) { keyState[(int)VK.VK_CONTROL] = 0x80; } if (Alt) { keyState[(int)VK.VK_MENU] = 0x80; } keys = ScancodeToUnicode(state.Key, keyState); vk = ScancodeToVKCode(state.Key); Scan = state; HandleKey(keys, vk, Scan.Key, Scan.IsPressed); } } }