| private GetRawInputData ( HRAWINPUT RawInput, GetRawInputDataEnum Command, RawInput Data, [ Size, INT SizeHeader ) : INT | ||
| RawInput | HRAWINPUT | |
| Command | GetRawInputDataEnum | |
| Data | RawInput | |
| Size | [ | |
| SizeHeader | INT | |
| return | INT | |
public bool ProcessKeyboardEvent(IntPtr raw)
{
bool processed = false;
RawInput rin;
if (Functions.GetRawInputData(raw, out rin) > 0)
{
bool pressed =
rin.Data.Keyboard.Message == (int)WindowMessage.KEYDOWN ||
rin.Data.Keyboard.Message == (int)WindowMessage.SYSKEYDOWN;
var scancode = rin.Data.Keyboard.MakeCode;
var vkey = rin.Data.Keyboard.VKey;
bool extended0 = (int)(rin.Data.Keyboard.Flags & RawInputKeyboardDataFlags.E0) != 0;
bool extended1 = (int)(rin.Data.Keyboard.Flags & RawInputKeyboardDataFlags.E1) != 0;
bool is_valid = true;
ContextHandle handle = new ContextHandle(rin.Header.Device);
KeyboardState keyboard;
if (!rawids.ContainsKey(handle))
{
//RefreshDevices();
}
if (keyboards.Count == 0)
{
return(false);
}
// Note:For some reason, my Microsoft Digital 3000 keyboard reports 0
// as rin.Header.Device for the "zoom-in/zoom-out" buttons.
// That's problematic, because no device has a "0" id.
// As a workaround, we'll add those buttons to the first device (if any).
int keyboard_handle = rawids.ContainsKey(handle) ? rawids[handle] : 0;
keyboard = keyboards[keyboard_handle];
Key key = WinKeyMap.TranslateKey(scancode, vkey, extended0, extended1, out is_valid);
if (is_valid)
{
keyboard.SetKeyState(key, pressed);
processed = true;
}
lock (UpdateLock)
{
keyboards[keyboard_handle] = keyboard;
processed = true;
}
}
return(processed);
}
// Processes the input Windows Message, routing the buffer to the correct Keyboard, Mouse or HID.
protected unsafe override IntPtr WindowProcedure(
IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
{
try
{
switch (message)
{
case WindowMessage.INPUT:
{
// Retrieve the raw input data buffer
RawInputHeader header;
if (Functions.GetRawInputData(lParam, out header) == RawInputHeader.SizeInBytes)
{
switch (header.Type)
{
case RawInputDeviceType.KEYBOARD:
if (((WinRawKeyboard)KeyboardDriver).ProcessKeyboardEvent(lParam))
{
return(IntPtr.Zero);
}
break;
case RawInputDeviceType.MOUSE:
if (((WinRawMouse)MouseDriver).ProcessMouseEvent(lParam))
{
return(IntPtr.Zero);
}
break;
case RawInputDeviceType.HID:
if (((WinRawJoystick)JoystickDriver).ProcessEvent(lParam))
{
return(IntPtr.Zero);
}
break;
}
}
}
break;
case WindowMessage.DEVICECHANGE:
((WinRawKeyboard)KeyboardDriver).RefreshDevices();
((WinRawMouse)MouseDriver).RefreshDevices();
((WinRawJoystick)JoystickDriver).RefreshDevices();
break;
}
return(base.WindowProcedure(handle, message, wParam, lParam));
}
catch (Exception e)
{
Debug.Print("[WinRawInput] Caught unhandled exception {0}", e);
return(IntPtr.Zero);
}
}
// Processes the input Windows Message, routing the buffer to the correct Keyboard, Mouse or HID.
protected override IntPtr WindowProcedure(
IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
{
switch (message)
{
case WindowMessage.INPUT:
int size = 0;
// Get the size of the input buffer
Functions.GetRawInputData(lParam, GetRawInputDataEnum.INPUT,
IntPtr.Zero, ref size, API.RawInputHeaderSize);
// Read the actual raw input structure
if (size == Functions.GetRawInputData(lParam, GetRawInputDataEnum.INPUT,
out data, ref size, API.RawInputHeaderSize))
{
switch (data.Header.Type)
{
case RawInputDeviceType.KEYBOARD:
if (((WinRawKeyboard)KeyboardDriver).ProcessKeyboardEvent(data))
{
return(IntPtr.Zero);
}
break;
case RawInputDeviceType.MOUSE:
if (((WinRawMouse)MouseDriver).ProcessMouseEvent(data))
{
return(IntPtr.Zero);
}
break;
case RawInputDeviceType.HID:
break;
}
}
break;
case WindowMessage.DEVICECHANGE:
((WinRawKeyboard)KeyboardDriver).RefreshDevices();
((WinRawMouse)MouseDriver).RefreshDevices();
((WinMMJoystick)JoystickDriver).RefreshDevices();
break;
}
return(base.WindowProcedure(handle, message, wParam, lParam));
}
protected override IntPtr WindowProcedure(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
{
switch (message)
{
case WindowMessage.INPUT:
int Size = 0;
Functions.GetRawInputData(lParam, GetRawInputDataEnum.INPUT, IntPtr.Zero, out Size, API.RawInputHeaderSize);
if (Size == Functions.GetRawInputData(lParam, GetRawInputDataEnum.INPUT, out WinRawInput.data, out Size, API.RawInputHeaderSize))
{
switch (WinRawInput.data.Header.Type)
{
case RawInputDeviceType.MOUSE:
if (((WinRawMouse)this.MouseDriver).ProcessMouseEvent(WinRawInput.data))
{
return(IntPtr.Zero);
}
else
{
break;
}
case RawInputDeviceType.KEYBOARD:
if (((WinRawKeyboard)this.KeyboardDriver).ProcessKeyboardEvent(WinRawInput.data))
{
return(IntPtr.Zero);
}
else
{
break;
}
}
}
else
{
break;
}
case WindowMessage.DEVICECHANGE:
((WinRawKeyboard)this.KeyboardDriver).RefreshDevices();
((WinRawMouse)this.MouseDriver).RefreshDevices();
break;
}
return(base.WindowProcedure(handle, message, wParam, lParam));
}
/// <summary>
/// Processes the input Windows Message, routing the buffer to the correct Keyboard, Mouse or HID.
/// </summary>
/// <param name="msg">The WM_INPUT message, containing the buffer on the input event.</param>
protected override void WndProc(ref Message msg)
{
switch ((WindowMessage)msg.Msg)
{
case WindowMessage.INPUT:
int size = 0;
// Get the size of the input buffer
Functions.GetRawInputData(msg.LParam, GetRawInputDataEnum.INPUT,
IntPtr.Zero, ref size, API.RawInputHeaderSize);
//if (buffer == null || API.RawInputSize < size)
//{
// throw new ApplicationException("Critical error when processing raw windows input.");
//}
if (size == Functions.GetRawInputData(msg.LParam, GetRawInputDataEnum.INPUT,
out data, ref size, API.RawInputHeaderSize))
{
switch (data.Header.Type)
{
case RawInputDeviceType.KEYBOARD:
if (!keyboardDriver.ProcessKeyboardEvent(data))
{
Functions.DefRawInputProc(ref data, 1, (uint)API.RawInputHeaderSize);
}
return;
case RawInputDeviceType.MOUSE:
if (!mouseDriver.ProcessEvent(data))
{
Functions.DefRawInputProc(ref data, 1, (uint)API.RawInputHeaderSize);
}
return;
case RawInputDeviceType.HID:
Functions.DefRawInputProc(ref data, 1, (uint)API.RawInputHeaderSize);
return;
default:
break;
}
}
else
{
throw new ApplicationException(String.Format(
"GetRawInputData returned invalid buffer. Windows error {0}. Please file a bug at http://opentk.sourceforge.net",
Marshal.GetLastWin32Error()));
}
break;
case WindowMessage.DESTROY:
Debug.Print("Input window detached from parent {0}.", Handle);
ReleaseHandle();
break;
case WindowMessage.QUIT:
Debug.WriteLine("Input window quit.");
this.Dispose();
break;
}
base.WndProc(ref msg);
}
public bool ProcessMouseEvent(IntPtr raw_buffer)
{
bool processed = false;
RawInput rin;
if (Functions.GetRawInputData(raw_buffer, out rin) > 0)
{
RawMouse raw = rin.Data.Mouse;
ContextHandle handle = new ContextHandle(rin.Header.Device);
MouseState mouse;
if (!rawids.ContainsKey(handle))
{
RefreshDevices();
}
if (mice.Count == 0)
{
return(false);
}
// Note:For some reason, my Microsoft Digital 3000 keyboard reports 0
// as rin.Header.Device for the "zoom-in/zoom-out" buttons.
// That's problematic, because no device has a "0" id.
// As a workaround, we'll add those buttons to the first device (if any).
int mouse_handle = rawids.ContainsKey(handle) ? rawids[handle] : 0;
mouse = mice[mouse_handle];
// Set and release capture of the mouse to fix http://www.opentk.com/node/2133, Patch by Artfunkel
if ((raw.ButtonFlags & RawInputMouseState.LEFT_BUTTON_DOWN) != 0)
{
mouse.EnableBit((int)MouseButton.Left);
Functions.SetCapture(Window);
}
if ((raw.ButtonFlags & RawInputMouseState.LEFT_BUTTON_UP) != 0)
{
mouse.DisableBit((int)MouseButton.Left);
Functions.ReleaseCapture();
}
if ((raw.ButtonFlags & RawInputMouseState.RIGHT_BUTTON_DOWN) != 0)
{
mouse.EnableBit((int)MouseButton.Right);
Functions.SetCapture(Window);
}
if ((raw.ButtonFlags & RawInputMouseState.RIGHT_BUTTON_UP) != 0)
{
mouse.DisableBit((int)MouseButton.Right);
Functions.ReleaseCapture();
}
if ((raw.ButtonFlags & RawInputMouseState.MIDDLE_BUTTON_DOWN) != 0)
{
mouse.EnableBit((int)MouseButton.Middle);
Functions.SetCapture(Window);
}
if ((raw.ButtonFlags & RawInputMouseState.MIDDLE_BUTTON_UP) != 0)
{
mouse.DisableBit((int)MouseButton.Middle);
Functions.ReleaseCapture();
}
if ((raw.ButtonFlags & RawInputMouseState.BUTTON_4_DOWN) != 0)
{
mouse.EnableBit((int)MouseButton.Button1);
Functions.SetCapture(Window);
}
if ((raw.ButtonFlags & RawInputMouseState.BUTTON_4_UP) != 0)
{
mouse.DisableBit((int)MouseButton.Button1);
Functions.ReleaseCapture();
}
if ((raw.ButtonFlags & RawInputMouseState.BUTTON_5_DOWN) != 0)
{
mouse.EnableBit((int)MouseButton.Button2);
Functions.SetCapture(Window);
}
if ((raw.ButtonFlags & RawInputMouseState.BUTTON_5_UP) != 0)
{
mouse.DisableBit((int)MouseButton.Button2);
Functions.ReleaseCapture();
}
if ((raw.ButtonFlags & RawInputMouseState.WHEEL) != 0)
{
mouse.SetScrollRelative(0, (short)raw.ButtonData / 120.0f);
}
if ((raw.ButtonFlags & RawInputMouseState.HWHEEL) != 0)
{
mouse.SetScrollRelative((short)raw.ButtonData / 120.0f, 0);
}
if ((raw.Flags & RawMouseFlags.MOUSE_MOVE_ABSOLUTE) != 0)
{
mouse.X = raw.LastX;
mouse.Y = raw.LastY;
}
else
{ // Seems like MOUSE_MOVE_RELATIVE is the default, unless otherwise noted.
mouse.X += raw.LastX;
mouse.Y += raw.LastY;
}
lock (UpdateLock)
{
mice[mouse_handle] = mouse;
processed = true;
}
}
return(processed);
}
public unsafe bool ProcessEvent(IntPtr raw)
{
// Query the size of the raw HID data buffer
int size = 0;
Functions.GetRawInputData(raw, GetRawInputDataEnum.INPUT, IntPtr.Zero, ref size, RawInputHeader.SizeInBytes);
if (size > HIDData.Length)
{
Array.Resize(ref HIDData, size);
}
// Retrieve the raw HID data buffer
if (Functions.GetRawInputData(raw, HIDData) > 0)
{
fixed(byte *pdata = HIDData)
{
RawInput *rin = (RawInput *)pdata;
IntPtr handle = rin->Header.Device;
Device stick = GetDevice(handle);
if (stick == null)
{
Debug.Print("[WinRawJoystick] Unknown device {0}", handle);
return(false);
}
if (stick.IsXInput)
{
return(true);
}
if (!GetPreparsedData(handle, ref PreparsedData))
{
return(false);
}
// Query current state
// Allocate enough storage to hold the data of the current report
int report_count = HidProtocol.MaxDataListLength(HidProtocolReportType.Input, PreparsedData);
if (report_count == 0)
{
Debug.Print("[WinRawJoystick] HidProtocol.MaxDataListLength() failed with {0}",
Marshal.GetLastWin32Error());
return(false);
}
// Fill the data buffer
if (DataBuffer.Length < report_count)
{
Array.Resize(ref DataBuffer, report_count);
}
UpdateAxes(rin, stick);
UpdateButtons(rin, stick);
return(true);
}
}
return(false);
}
