/// <summary>
/// Reads the supplied message and executes any Mouse Wheel events required.
/// </summary>
/// <param name="message">The Message to parse</param>
private void WmMouseWheel(ref Message message)
{
InvokeMouseWheel(new InputEventMouse(MouseEvent.WheelScroll,
TranslateWParamIntoMouseButtons(Message.SignedLowWord(message.WParam)),
Message.SignedHighWord(message.WParam),
Message.SignedLowWord(message.LParam),
Message.SignedHighWord(message.LParam),
(int)(long)message.WParam,
ModifierKeys
));
}
/// <summary>
/// Reads the supplied message and executes any Mouse Move events required.
/// </summary>
/// <param name="message">The Message to parse</param>
private void WmMouseMove(ref Message message)
{
InvokeMouseMove(new InputEventMouse(MouseEvent.Move,
TranslateWParamIntoMouseButtons(Message.SignedLowWord(message.WParam)),
0,
message.Point.X,
message.Point.Y,
(int)(long)message.WParam,
ModifierKeys
));
}
/// <summary>
/// Reads the supplied message and executes any Mouse Up events required.
/// </summary>
/// <param name="message">The Message to parse</param>
/// <param name="button">The Mouse Button the Message is for</param>
/// <param name="clicks">The number of clicks for the Message</param>
private void WmMouseUp(ref Message message, WinMouseButtons button, int clicks)
{
// HandleMouseBindings();
InvokeMouseUp(new InputEventMouse(MouseEvent.Up,
button,
clicks,
Message.SignedLowWord(message.LParam),
Message.SignedHighWord(message.LParam),
(int)(long)message.WParam,
ModifierKeys
));
}
/// <summary>
/// Reads the supplied message and executes any Keyboard events required.
/// </summary>
/// <param name="message">The Message to parse</param>
/// <returns>A Boolean value indicating wether the Key events were handled or not</returns>
private void WmKeyEvent(ref Message message)
{
// HandleKeyBindings();
// KeyPressEventArgs keyPressEventArgs = null;
if ((message.Id == NativeConstants.WmChar) || (message.Id == NativeConstants.WmSyschar)) {
// Is this extra information necessary?
// wm_(sys)char: http://msdn.microsoft.com/en-us/library/ms646276(VS.85).aspx
InputEventKeyboard e = new InputEventKeyboard(KeyboardEvent.Press,
(WinKeys)(int)(long)message.WParam,
(int)(long)message.LParam,
ModifierKeys
);
IntPtr zero = (IntPtr)0;
InvokeChar(e);
}
else {
// wm_(sys)keydown: http://msdn.microsoft.com/en-us/library/ms912654.aspx
// wm_(sys)keyup: http://msdn.microsoft.com/en-us/library/ms646281(VS.85).aspx
if ((message.Id == NativeConstants.WmKeydown) || (message.Id == NativeConstants.WmSyskeydown)) {
InputEventKeyboard e = new InputEventKeyboard(KeyboardEvent.Down,
(WinKeys)(int)(long)message.WParam,
(int)(long)message.LParam,
ModifierKeys
);
InvokeKeyDown(e);
}
else if ((message.Id == NativeConstants.WmKeyup) || (message.Id == NativeConstants.WmSyskeyup)) {
InputEventKeyboard e = new InputEventKeyboard(KeyboardEvent.Up,
(WinKeys)(int)(long)message.WParam,
(int)(long)message.LParam,
ModifierKeys
);
InvokeKeyUp(e);
}
}
}
protected override IntPtr WndProcHook(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam)
{
Message message = new Message(msg, wParam, lParam);
if (WndPrc(ref message) == c_WpNopassthrough)
return IntPtr.Zero;
return base.WndProcHook(hWnd, msg, wParam, lParam);
}
protected bool WndPrc(ref Message message)
{
try {
switch (message.Id) {
case NativeConstants.WmDeadchar: {
break;
}
case NativeConstants.WmKeydown:
case NativeConstants.WmKeyup:
case NativeConstants.WmChar: {
WmKeyEvent(ref message);
break;
}
case NativeConstants.WmUnichar:
break;
case NativeConstants.WmSyskeydown:
case NativeConstants.WmSyskeyup:
case NativeConstants.WmSyschar: {
NativeMethods.TranslateMessage(ref message);
WmKeyEvent(ref message);
return c_WpNopassthrough;
}
case NativeConstants.WmSyscommand: {
break;
}
case NativeConstants.WmMousemove: {
WmMouseMove(ref message);
break;
}
case NativeConstants.WmLbuttondown: {
WmMouseDown(ref message, WinMouseButtons.Left, 1);
break;
}
case NativeConstants.WmRbuttondown: {
WmMouseDown(ref message, WinMouseButtons.Right, 1);
break;
}
case NativeConstants.WmMbuttondown: {
WmMouseDown(ref message, WinMouseButtons.Middle, 1);
break;
}
case NativeConstants.WmLbuttonup: {
WmMouseUp(ref message, WinMouseButtons.Left, 1);
return c_WpPassthrough;
}
case NativeConstants.WmRbuttonup: {
WmMouseUp(ref message, WinMouseButtons.Right, 1);
return c_WpPassthrough;
}
case NativeConstants.WmMbuttonup: {
WmMouseUp(ref message, WinMouseButtons.Middle, 1);
return c_WpPassthrough;
}
case NativeConstants.WmLbuttondblclk: {
WmMouseDown(ref message, WinMouseButtons.Left, 2);
return c_WpPassthrough;
}
case NativeConstants.WmRbuttondblclk: {
WmMouseDown(ref message, WinMouseButtons.Right, 2);
return c_WpPassthrough;
}
case NativeConstants.WmMbuttondblclk: {
WmMouseDown(ref message, WinMouseButtons.Middle, 2);
return c_WpPassthrough;
}
case NativeConstants.WmMousewheel: {
WmMouseWheel(ref message);
return c_WpPassthrough;
}
case NativeConstants.WmXbuttondown: {
WmMouseDown(ref message, GetXButton(Message.HighWord(message.WParam)), 1);
return c_WpPassthrough;
}
case NativeConstants.WmXbuttonup: {
WmMouseUp(ref message, GetXButton(Message.HighWord(message.WParam)), 1);
return c_WpPassthrough;
}
case NativeConstants.WmXbuttondblclk: {
WmMouseDown(ref message, GetXButton(Message.HighWord(message.WParam)), 2);
return c_WpPassthrough;
}
}
}
catch {
//TODO: log...crash...what?
}
return c_WpPassthrough;
}
internal static extern bool GetMessage(out Message lpMsg, IntPtr hWnd, uint wMsgFilterMin, uint wMsgFilterMax);
internal static extern bool TranslateMessage(ref Message m);