private void activate(bool active)
{
if (active != this.activated)
{
this.activated = active;
if (activated)
{
if (Activated != null)
{
Activated.Invoke(this);
}
}
else
{
if (Deactivated != null)
{
Deactivated.Invoke(this);
}
}
if (FocusChanged != null)
{
FocusChanged.Invoke(this);
}
}
}
public void EnterBackground()
{
_isActive = false;
if (Deactivated != null)
{
Deactivated.Invoke(this, null);
}
}
public void StopInteraction()
{
plateMesh.materials[0].DisableKeyword("_EMISSION");
InvertAllLights();
wasPressed = false;
Deactivated.Invoke();
}
public void EnterBackground()
{
if (_isActive)
{
_isActive = false;
view.Pause();
Accelerometer.Pause();
if (Deactivated != null)
{
Deactivated.Invoke(this, null);
}
}
}
void Update()
{
var axis = Input.GetAxis(_gripButton);
if (!Active && axis >= ACTIVATION_THRESHOLD)
{
Active = true;
Activated?.Invoke(this);
}
else if (Active && axis <= DEACTIVATION_THRESHOLD)
{
Active = false;
Deactivated.Invoke(this);
}
}
private void OnDeactivate(RevaleeRequestException exception)
{
Trace.TraceError("A Revalee recurring task could not be scheduled.");
if (_CurrentState.TransitionToInactive())
{
Task.Factory.StartNew(() =>
{
Thread.Sleep(2000);
this.Start();
});
Deactivated.Invoke(this, new DeactivationEventArgs(exception));
}
}
override public void Interact()
{
soundEvent.Play();
if (isPressed)
{
Deactivated.Invoke();
SetCylinderColor(offColor);
}
else
{
Activated.Invoke();
SetCylinderColor(onColor);
}
isPressed = !isPressed;
if (buttonLight)
{
buttonLight.enabled = !isPressed;
}
}
public void Deactivate()
{
Deactivated?.Invoke(this, EventArgs.Empty);
}
/// <summary>
/// Raises the Deactivated event. Override this method to add code to handle when the game loses focus.
/// </summary>
/// <param name="sender">The Game.</param>
/// <param name="args">Arguments for the Deactivated event.</param>
protected virtual void OnDeactivated(object sender, EventArgs args)
{
Deactivated?.Invoke(this, args);
}
private void RaiseDeactivated(DeactivationEventArgs e)
{
Deactivated?.Invoke(this, e);
}
protected virtual unsafe IntPtr WndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam)
{
const double wheelDelta = 120.0;
uint timestamp = unchecked ((uint)GetMessageTime());
RawInputEventArgs e = null;
switch ((WindowsMessage)msg)
{
case WindowsMessage.WM_ACTIVATE:
{
var wa = (WindowActivate)(ToInt32(wParam) & 0xffff);
switch (wa)
{
case WindowActivate.WA_ACTIVE:
case WindowActivate.WA_CLICKACTIVE:
{
Activated?.Invoke();
break;
}
case WindowActivate.WA_INACTIVE:
{
Deactivated?.Invoke();
break;
}
}
return(IntPtr.Zero);
}
case WindowsMessage.WM_NCCALCSIZE:
{
if (ToInt32(wParam) == 1 && !HasFullDecorations)
{
return(IntPtr.Zero);
}
break;
}
case WindowsMessage.WM_CLOSE:
{
bool?preventClosing = Closing?.Invoke();
if (preventClosing == true)
{
return(IntPtr.Zero);
}
break;
}
case WindowsMessage.WM_DESTROY:
{
//Window doesn't exist anymore
_hwnd = IntPtr.Zero;
//Remove root reference to this class, so unmanaged delegate can be collected
s_instances.Remove(this);
Closed?.Invoke();
_mouseDevice.Dispose();
_touchDevice?.Dispose();
//Free other resources
Dispose();
return(IntPtr.Zero);
}
case WindowsMessage.WM_DPICHANGED:
{
var dpi = ToInt32(wParam) & 0xffff;
var newDisplayRect = Marshal.PtrToStructure <RECT>(lParam);
_scaling = dpi / 96.0;
ScalingChanged?.Invoke(_scaling);
SetWindowPos(hWnd,
IntPtr.Zero,
newDisplayRect.left,
newDisplayRect.top,
newDisplayRect.right - newDisplayRect.left,
newDisplayRect.bottom - newDisplayRect.top,
SetWindowPosFlags.SWP_NOZORDER |
SetWindowPosFlags.SWP_NOACTIVATE);
return(IntPtr.Zero);
}
case WindowsMessage.WM_KEYDOWN:
case WindowsMessage.WM_SYSKEYDOWN:
{
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
_owner,
RawKeyEventType.KeyDown,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam), ToInt32(lParam)),
WindowsKeyboardDevice.Instance.Modifiers);
break;
}
case WindowsMessage.WM_MENUCHAR:
{
// mute the system beep
return((IntPtr)((int)MenuCharParam.MNC_CLOSE << 16));
}
case WindowsMessage.WM_KEYUP:
case WindowsMessage.WM_SYSKEYUP:
{
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
_owner,
RawKeyEventType.KeyUp,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam), ToInt32(lParam)),
WindowsKeyboardDevice.Instance.Modifiers);
break;
}
case WindowsMessage.WM_CHAR:
{
// Ignore control chars
if (ToInt32(wParam) >= 32)
{
e = new RawTextInputEventArgs(WindowsKeyboardDevice.Instance, timestamp, _owner,
new string((char)ToInt32(wParam), 1));
}
break;
}
case WindowsMessage.WM_LBUTTONDOWN:
case WindowsMessage.WM_RBUTTONDOWN:
case WindowsMessage.WM_MBUTTONDOWN:
case WindowsMessage.WM_XBUTTONDOWN:
{
if (ShouldIgnoreTouchEmulatedMessage())
{
break;
}
e = new RawPointerEventArgs(
_mouseDevice,
timestamp,
_owner,
(WindowsMessage)msg switch
{
WindowsMessage.WM_LBUTTONDOWN => RawPointerEventType.LeftButtonDown,
WindowsMessage.WM_RBUTTONDOWN => RawPointerEventType.RightButtonDown,
WindowsMessage.WM_MBUTTONDOWN => RawPointerEventType.MiddleButtonDown,
WindowsMessage.WM_XBUTTONDOWN =>
HighWord(ToInt32(wParam)) == 1 ?
RawPointerEventType.XButton1Down :
RawPointerEventType.XButton2Down
},
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
}
protected virtual IntPtr WndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam)
{
bool unicode = UnmanagedMethods.IsWindowUnicode(hWnd);
const double wheelDelta = 120.0;
uint timestamp = unchecked ((uint)UnmanagedMethods.GetMessageTime());
RawInputEventArgs e = null;
WindowsMouseDevice.Instance.CurrentWindow = this;
switch ((UnmanagedMethods.WindowsMessage)msg)
{
case UnmanagedMethods.WindowsMessage.WM_ACTIVATE:
var wa = (UnmanagedMethods.WindowActivate)((int)wParam & 0xffff);
switch (wa)
{
case UnmanagedMethods.WindowActivate.WA_ACTIVE:
case UnmanagedMethods.WindowActivate.WA_CLICKACTIVE:
_isActive = true;
Activated?.Invoke();
break;
case UnmanagedMethods.WindowActivate.WA_INACTIVE:
_isActive = false;
Deactivated?.Invoke();
break;
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_DESTROY:
if (Closed != null)
{
UnmanagedMethods.UnregisterClass(_className, Marshal.GetHINSTANCE(GetType().Module));
Closed();
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_KEYDOWN:
case UnmanagedMethods.WindowsMessage.WM_SYSKEYDOWN:
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
RawKeyEventType.KeyDown,
KeyInterop.KeyFromVirtualKey((int)wParam), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_KEYUP:
case UnmanagedMethods.WindowsMessage.WM_SYSKEYUP:
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
RawKeyEventType.KeyUp,
KeyInterop.KeyFromVirtualKey((int)wParam), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_CHAR:
// Ignore control chars
if (wParam.ToInt32() >= 32)
{
e = new RawTextInputEventArgs(WindowsKeyboardDevice.Instance, timestamp,
new string((char)wParam.ToInt32(), 1));
}
break;
////case UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN:
////case UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN:
////case UnmanagedMethods.WindowsMessage.WM_NCMBUTTONDOWN:
//// e = new RawMouseEventArgs(
//// WindowsMouseDevice.Instance,
//// timestamp,
//// _owner,
//// msg == (int)UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN
//// ? RawMouseEventType.LeftButtonDown
//// : msg == (int)UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN
//// ? RawMouseEventType.RightButtonDown
//// : RawMouseEventType.MiddleButtonDown,
//// new Point(0, 0), GetMouseModifiers(wParam));
//// break;
case UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_MBUTTONDOWN:
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN
? RawMouseEventType.LeftButtonDown
: msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN
? RawMouseEventType.RightButtonDown
: RawMouseEventType.MiddleButtonDown,
PointFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_LBUTTONUP:
case UnmanagedMethods.WindowsMessage.WM_RBUTTONUP:
case UnmanagedMethods.WindowsMessage.WM_MBUTTONUP:
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONUP
? RawMouseEventType.LeftButtonUp
: msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONUP
? RawMouseEventType.RightButtonUp
: RawMouseEventType.MiddleButtonUp,
PointFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEMOVE:
if (!_trackingMouse)
{
var tm = new UnmanagedMethods.TRACKMOUSEEVENT
{
cbSize = Marshal.SizeOf(typeof(UnmanagedMethods.TRACKMOUSEEVENT)),
dwFlags = 2,
hwndTrack = _hwnd,
dwHoverTime = 0,
};
UnmanagedMethods.TrackMouseEvent(ref tm);
}
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
RawMouseEventType.Move,
PointFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEWHEEL:
e = new RawMouseWheelEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
ScreenToClient(PointFromLParam(lParam)),
new Vector(0, ((int)wParam >> 16) / wheelDelta), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSELEAVE:
_trackingMouse = false;
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
RawMouseEventType.LeaveWindow,
new Point(), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_PAINT:
if (Paint != null)
{
UnmanagedMethods.PAINTSTRUCT ps;
if (UnmanagedMethods.BeginPaint(_hwnd, out ps) != IntPtr.Zero)
{
UnmanagedMethods.RECT r;
UnmanagedMethods.GetUpdateRect(_hwnd, out r, false);
Paint(new Rect(r.left, r.top, r.right - r.left, r.bottom - r.top));
UnmanagedMethods.EndPaint(_hwnd, ref ps);
}
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_SIZE:
if (Resized != null)
{
var clientSize = new Size((int)lParam & 0xffff, (int)lParam >> 16);
Resized(clientSize);
}
return(IntPtr.Zero);
}
if (e != null && Input != null)
{
Input(e);
if (msg >= 161 && msg <= 173)
{
return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam));
}
return(IntPtr.Zero);
}
return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam));
}
protected virtual IntPtr WndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam)
{
bool unicode = UnmanagedMethods.IsWindowUnicode(hWnd);
const double wheelDelta = 120.0;
uint timestamp = unchecked ((uint)UnmanagedMethods.GetMessageTime());
RawInputEventArgs e = null;
WindowsMouseDevice.Instance.CurrentWindow = this;
switch ((UnmanagedMethods.WindowsMessage)msg)
{
case UnmanagedMethods.WindowsMessage.WM_ACTIVATE:
var wa = (UnmanagedMethods.WindowActivate)(ToInt32(wParam) & 0xffff);
switch (wa)
{
case UnmanagedMethods.WindowActivate.WA_ACTIVE:
case UnmanagedMethods.WindowActivate.WA_CLICKACTIVE:
Activated?.Invoke();
break;
case UnmanagedMethods.WindowActivate.WA_INACTIVE:
Deactivated?.Invoke();
break;
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_DESTROY:
//Window doesn't exist anymore
_hwnd = IntPtr.Zero;
//Remove root reference to this class, so unmanaged delegate can be collected
s_instances.Remove(this);
Closed?.Invoke();
//Free other resources
Dispose();
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_DPICHANGED:
var dpi = ToInt32(wParam) & 0xffff;
var newDisplayRect = Marshal.PtrToStructure <UnmanagedMethods.RECT>(lParam);
Position = new Point(newDisplayRect.left, newDisplayRect.top);
_scaling = dpi / 96.0;
ScalingChanged?.Invoke(_scaling);
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_KEYDOWN:
case UnmanagedMethods.WindowsMessage.WM_SYSKEYDOWN:
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
RawKeyEventType.KeyDown,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_KEYUP:
case UnmanagedMethods.WindowsMessage.WM_SYSKEYUP:
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
RawKeyEventType.KeyUp,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_CHAR:
// Ignore control chars
if (ToInt32(wParam) >= 32)
{
e = new RawTextInputEventArgs(WindowsKeyboardDevice.Instance, timestamp,
new string((char)ToInt32(wParam), 1));
}
break;
case UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_MBUTTONDOWN:
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN
? RawMouseEventType.LeftButtonDown
: msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN
? RawMouseEventType.RightButtonDown
: RawMouseEventType.MiddleButtonDown,
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_LBUTTONUP:
case UnmanagedMethods.WindowsMessage.WM_RBUTTONUP:
case UnmanagedMethods.WindowsMessage.WM_MBUTTONUP:
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONUP
? RawMouseEventType.LeftButtonUp
: msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONUP
? RawMouseEventType.RightButtonUp
: RawMouseEventType.MiddleButtonUp,
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEMOVE:
if (!_trackingMouse)
{
var tm = new UnmanagedMethods.TRACKMOUSEEVENT
{
cbSize = Marshal.SizeOf <UnmanagedMethods.TRACKMOUSEEVENT>(),
dwFlags = 2,
hwndTrack = _hwnd,
dwHoverTime = 0,
};
UnmanagedMethods.TrackMouseEvent(ref tm);
}
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
RawMouseEventType.Move,
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEWHEEL:
e = new RawMouseWheelEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
PointToClient(PointFromLParam(lParam)),
new Vector(0, (ToInt32(wParam) >> 16) / wheelDelta), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEHWHEEL:
e = new RawMouseWheelEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
PointToClient(PointFromLParam(lParam)),
new Vector(-(ToInt32(wParam) >> 16) / wheelDelta, 0), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSELEAVE:
_trackingMouse = false;
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
RawMouseEventType.LeaveWindow,
new Point(), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_NCMBUTTONDOWN:
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN
? RawMouseEventType.NonClientLeftButtonDown
: msg == (int)UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN
? RawMouseEventType.RightButtonDown
: RawMouseEventType.MiddleButtonDown,
new Point(0, 0), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_PAINT:
UnmanagedMethods.PAINTSTRUCT ps;
if (UnmanagedMethods.BeginPaint(_hwnd, out ps) != IntPtr.Zero)
{
var f = Scaling;
var r = ps.rcPaint;
Paint?.Invoke(new Rect(r.left / f, r.top / f, (r.right - r.left) / f, (r.bottom - r.top) / f));
UnmanagedMethods.EndPaint(_hwnd, ref ps);
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_SIZE:
if (Resized != null &&
(wParam == (IntPtr)UnmanagedMethods.SizeCommand.Restored ||
wParam == (IntPtr)UnmanagedMethods.SizeCommand.Maximized))
{
var clientSize = new Size(ToInt32(lParam) & 0xffff, ToInt32(lParam) >> 16);
Resized(clientSize / Scaling);
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_MOVE:
PositionChanged?.Invoke(new Point((short)(ToInt32(lParam) & 0xffff), (short)(ToInt32(lParam) >> 16)));
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_DISPLAYCHANGE:
(Screen as ScreenImpl)?.InvalidateScreensCache();
return(IntPtr.Zero);
}
#if USE_MANAGED_DRAG
if (_managedDrag.PreprocessInputEvent(ref e))
{
return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam));
}
#endif
if (e != null && Input != null)
{
Input(e);
if (e.Handled)
{
return(IntPtr.Zero);
}
}
return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam));
}
private void OnDeactivated()
{
Deactivated?.Invoke(this, EventArgs.Empty);
}
public void OnDeactivated()
{
Deactivated?.Invoke(this);
}
protected virtual void OnDeactivated(EventArgs e)
{
Deactivated?.Invoke(this, e);
}
protected virtual IntPtr WndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam)
{
bool unicode = UnmanagedMethods.IsWindowUnicode(hWnd);
const double wheelDelta = 120.0;
uint timestamp = unchecked ((uint)UnmanagedMethods.GetMessageTime());
RawInputEventArgs e = null;
WindowsMouseDevice.Instance.CurrentWindow = this;
switch ((UnmanagedMethods.WindowsMessage)msg)
{
case UnmanagedMethods.WindowsMessage.WM_ACTIVATE:
var wa = (UnmanagedMethods.WindowActivate)(ToInt32(wParam) & 0xffff);
switch (wa)
{
case UnmanagedMethods.WindowActivate.WA_ACTIVE:
case UnmanagedMethods.WindowActivate.WA_CLICKACTIVE:
Activated?.Invoke();
break;
case UnmanagedMethods.WindowActivate.WA_INACTIVE:
Deactivated?.Invoke();
break;
}
return(IntPtr.Zero);
case WindowsMessage.WM_NCCALCSIZE:
if (ToInt32(wParam) == 1 && !_decorated)
{
return(IntPtr.Zero);
}
break;
case UnmanagedMethods.WindowsMessage.WM_CLOSE:
bool?preventClosing = Closing?.Invoke();
if (preventClosing == true)
{
return(IntPtr.Zero);
}
break;
case UnmanagedMethods.WindowsMessage.WM_DESTROY:
//Window doesn't exist anymore
_hwnd = IntPtr.Zero;
//Remove root reference to this class, so unmanaged delegate can be collected
s_instances.Remove(this);
Closed?.Invoke();
if (_parent != null)
{
_parent._disabledBy.Remove(this);
_parent.UpdateEnabled();
}
//Free other resources
Dispose();
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_DPICHANGED:
var dpi = ToInt32(wParam) & 0xffff;
var newDisplayRect = Marshal.PtrToStructure <UnmanagedMethods.RECT>(lParam);
_scaling = dpi / 96.0;
ScalingChanged?.Invoke(_scaling);
SetWindowPos(hWnd,
IntPtr.Zero,
newDisplayRect.left,
newDisplayRect.top,
newDisplayRect.right - newDisplayRect.left,
newDisplayRect.bottom - newDisplayRect.top,
SetWindowPosFlags.SWP_NOZORDER | SetWindowPosFlags.SWP_NOACTIVATE);
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_KEYDOWN:
case UnmanagedMethods.WindowsMessage.WM_SYSKEYDOWN:
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
RawKeyEventType.KeyDown,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_KEYUP:
case UnmanagedMethods.WindowsMessage.WM_SYSKEYUP:
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
RawKeyEventType.KeyUp,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_CHAR:
// Ignore control chars
if (ToInt32(wParam) >= 32)
{
e = new RawTextInputEventArgs(WindowsKeyboardDevice.Instance, timestamp,
new string((char)ToInt32(wParam), 1));
}
break;
case UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_MBUTTONDOWN:
if (ShouldIgnoreTouchEmulatedMessage())
{
break;
}
e = new RawPointerEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN
? RawPointerEventType.LeftButtonDown
: msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN
? RawPointerEventType.RightButtonDown
: RawPointerEventType.MiddleButtonDown,
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_LBUTTONUP:
case UnmanagedMethods.WindowsMessage.WM_RBUTTONUP:
case UnmanagedMethods.WindowsMessage.WM_MBUTTONUP:
if (ShouldIgnoreTouchEmulatedMessage())
{
break;
}
e = new RawPointerEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONUP
? RawPointerEventType.LeftButtonUp
: msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONUP
? RawPointerEventType.RightButtonUp
: RawPointerEventType.MiddleButtonUp,
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEMOVE:
if (ShouldIgnoreTouchEmulatedMessage())
{
break;
}
if (!_trackingMouse)
{
var tm = new UnmanagedMethods.TRACKMOUSEEVENT
{
cbSize = Marshal.SizeOf <UnmanagedMethods.TRACKMOUSEEVENT>(),
dwFlags = 2,
hwndTrack = _hwnd,
dwHoverTime = 0,
};
UnmanagedMethods.TrackMouseEvent(ref tm);
}
e = new RawPointerEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
RawPointerEventType.Move,
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEWHEEL:
e = new RawMouseWheelEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
PointToClient(PointFromLParam(lParam)),
new Vector(0, (ToInt32(wParam) >> 16) / wheelDelta), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEHWHEEL:
e = new RawMouseWheelEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
PointToClient(PointFromLParam(lParam)),
new Vector(-(ToInt32(wParam) >> 16) / wheelDelta, 0), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSELEAVE:
_trackingMouse = false;
e = new RawPointerEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
RawPointerEventType.LeaveWindow,
new Point(), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_NCMBUTTONDOWN:
e = new RawPointerEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN
? RawPointerEventType.NonClientLeftButtonDown
: msg == (int)UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN
? RawPointerEventType.RightButtonDown
: RawPointerEventType.MiddleButtonDown,
new Point(0, 0), GetMouseModifiers(wParam));
break;
case WindowsMessage.WM_TOUCH:
var touchInputs = new TOUCHINPUT[wParam.ToInt32()];
if (GetTouchInputInfo(lParam, (uint)wParam.ToInt32(), touchInputs, Marshal.SizeOf <TOUCHINPUT>()))
{
foreach (var touchInput in touchInputs)
{
Input?.Invoke(new RawTouchEventArgs(_touchDevice, touchInput.Time,
_owner,
touchInput.Flags.HasFlag(TouchInputFlags.TOUCHEVENTF_UP) ?
RawPointerEventType.TouchEnd :
touchInput.Flags.HasFlag(TouchInputFlags.TOUCHEVENTF_DOWN) ?
RawPointerEventType.TouchBegin :
RawPointerEventType.TouchUpdate,
PointToClient(new PixelPoint(touchInput.X / 100, touchInput.Y / 100)),
WindowsKeyboardDevice.Instance.Modifiers,
touchInput.Id));
}
CloseTouchInputHandle(lParam);
return(IntPtr.Zero);
}
break;
case WindowsMessage.WM_NCPAINT:
if (!_decorated)
{
return(IntPtr.Zero);
}
break;
case WindowsMessage.WM_NCACTIVATE:
if (!_decorated)
{
return(new IntPtr(1));
}
break;
case UnmanagedMethods.WindowsMessage.WM_PAINT:
using (_rendererLock.Lock())
{
UnmanagedMethods.PAINTSTRUCT ps;
if (UnmanagedMethods.BeginPaint(_hwnd, out ps) != IntPtr.Zero)
{
var f = Scaling;
var r = ps.rcPaint;
Paint?.Invoke(new Rect(r.left / f, r.top / f, (r.right - r.left) / f,
(r.bottom - r.top) / f));
UnmanagedMethods.EndPaint(_hwnd, ref ps);
}
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_SIZE:
using (_rendererLock.Lock())
{
// Do nothing here, just block until the pending frame render is completed on the render thread
}
var size = (UnmanagedMethods.SizeCommand)wParam;
if (Resized != null &&
(size == UnmanagedMethods.SizeCommand.Restored ||
size == UnmanagedMethods.SizeCommand.Maximized))
{
var clientSize = new Size(ToInt32(lParam) & 0xffff, ToInt32(lParam) >> 16);
Resized(clientSize / Scaling);
}
var windowState = size == SizeCommand.Maximized ? WindowState.Maximized
: (size == SizeCommand.Minimized ? WindowState.Minimized : WindowState.Normal);
if (windowState != _lastWindowState)
{
_lastWindowState = windowState;
WindowStateChanged?.Invoke(windowState);
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_MOVE:
PositionChanged?.Invoke(new PixelPoint((short)(ToInt32(lParam) & 0xffff), (short)(ToInt32(lParam) >> 16)));
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_GETMINMAXINFO:
MINMAXINFO mmi = Marshal.PtrToStructure <UnmanagedMethods.MINMAXINFO>(lParam);
if (_minSize.Width > 0)
{
mmi.ptMinTrackSize.X = (int)((_minSize.Width * Scaling) + BorderThickness.Left + BorderThickness.Right);
}
if (_minSize.Height > 0)
{
mmi.ptMinTrackSize.Y = (int)((_minSize.Height * Scaling) + BorderThickness.Top + BorderThickness.Bottom);
}
if (!Double.IsInfinity(_maxSize.Width) && _maxSize.Width > 0)
{
mmi.ptMaxTrackSize.X = (int)((_maxSize.Width * Scaling) + BorderThickness.Left + BorderThickness.Right);
}
if (!Double.IsInfinity(_maxSize.Height) && _maxSize.Height > 0)
{
mmi.ptMaxTrackSize.Y = (int)((_maxSize.Height * Scaling) + BorderThickness.Top + BorderThickness.Bottom);
}
Marshal.StructureToPtr(mmi, lParam, true);
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_DISPLAYCHANGE:
(Screen as ScreenImpl)?.InvalidateScreensCache();
return(IntPtr.Zero);
}
#if USE_MANAGED_DRAG
if (_managedDrag.PreprocessInputEvent(ref e))
{
return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam));
}
#endif
if (e != null && Input != null)
{
Input(e);
if (e.Handled)
{
return(IntPtr.Zero);
}
}
using (_rendererLock.Lock())
return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam));
}
protected virtual IntPtr WndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam)
{
bool unicode = UnmanagedMethods.IsWindowUnicode(hWnd);
const double wheelDelta = 120.0;
uint timestamp = unchecked ((uint)UnmanagedMethods.GetMessageTime());
RawInputEventArgs e = null;
WindowsMouseDevice.Instance.CurrentWindow = this;
switch ((UnmanagedMethods.WindowsMessage)msg)
{
case UnmanagedMethods.WindowsMessage.WM_ACTIVATE:
var wa = (UnmanagedMethods.WindowActivate)(ToInt32(wParam) & 0xffff);
switch (wa)
{
case UnmanagedMethods.WindowActivate.WA_ACTIVE:
case UnmanagedMethods.WindowActivate.WA_CLICKACTIVE:
_isActive = true;
Activated?.Invoke();
break;
case UnmanagedMethods.WindowActivate.WA_INACTIVE:
_isActive = false;
Deactivated?.Invoke();
break;
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_DESTROY:
if (Closed != null)
{
UnmanagedMethods.UnregisterClass(_className, Marshal.GetHINSTANCE(GetType().Module));
Closed();
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_DPICHANGED:
var dpi = ToInt32(wParam) & 0xffff;
var newDisplayRect = (UnmanagedMethods.RECT)Marshal.PtrToStructure(lParam, typeof(UnmanagedMethods.RECT));
Position = new Point(newDisplayRect.left, newDisplayRect.top);
_scaling = dpi / 96.0;
ScalingChanged?.Invoke(_scaling);
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_KEYDOWN:
case UnmanagedMethods.WindowsMessage.WM_SYSKEYDOWN:
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
RawKeyEventType.KeyDown,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_KEYUP:
case UnmanagedMethods.WindowsMessage.WM_SYSKEYUP:
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
RawKeyEventType.KeyUp,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_CHAR:
// Ignore control chars
if (ToInt32(wParam) >= 32)
{
e = new RawTextInputEventArgs(WindowsKeyboardDevice.Instance, timestamp,
new string((char)ToInt32(wParam), 1));
}
break;
case UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_MBUTTONDOWN:
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN
? RawMouseEventType.LeftButtonDown
: msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN
? RawMouseEventType.RightButtonDown
: RawMouseEventType.MiddleButtonDown,
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_LBUTTONUP:
case UnmanagedMethods.WindowsMessage.WM_RBUTTONUP:
case UnmanagedMethods.WindowsMessage.WM_MBUTTONUP:
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONUP
? RawMouseEventType.LeftButtonUp
: msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONUP
? RawMouseEventType.RightButtonUp
: RawMouseEventType.MiddleButtonUp,
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEMOVE:
if (!_trackingMouse)
{
var tm = new UnmanagedMethods.TRACKMOUSEEVENT
{
cbSize = Marshal.SizeOf(typeof(UnmanagedMethods.TRACKMOUSEEVENT)),
dwFlags = 2,
hwndTrack = _hwnd,
dwHoverTime = 0,
};
UnmanagedMethods.TrackMouseEvent(ref tm);
}
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
RawMouseEventType.Move,
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEWHEEL:
e = new RawMouseWheelEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
ScreenToClient(DipFromLParam(lParam)),
new Vector(0, (ToInt32(wParam) >> 16) / wheelDelta), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSEHWHEEL:
e = new RawMouseWheelEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
ScreenToClient(DipFromLParam(lParam)),
new Vector(-(ToInt32(wParam) >> 16) / wheelDelta, 0), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_MOUSELEAVE:
_trackingMouse = false;
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
RawMouseEventType.LeaveWindow,
new Point(), WindowsKeyboardDevice.Instance.Modifiers);
break;
case UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN:
case UnmanagedMethods.WindowsMessage.WM_NCMBUTTONDOWN:
e = new RawMouseEventArgs(
WindowsMouseDevice.Instance,
timestamp,
_owner,
msg == (int)UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN
? RawMouseEventType.NonClientLeftButtonDown
: msg == (int)UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN
? RawMouseEventType.RightButtonDown
: RawMouseEventType.MiddleButtonDown,
new Point(0, 0), GetMouseModifiers(wParam));
break;
case UnmanagedMethods.WindowsMessage.WM_PAINT:
if (Paint != null)
{
UnmanagedMethods.PAINTSTRUCT ps;
if (UnmanagedMethods.BeginPaint(_hwnd, out ps) != IntPtr.Zero)
{
UnmanagedMethods.RECT r;
UnmanagedMethods.GetUpdateRect(_hwnd, out r, false);
var f = Scaling;
Paint(new Rect(r.left / f, r.top / f, (r.right - r.left) / f, (r.bottom - r.top) / f));
UnmanagedMethods.EndPaint(_hwnd, ref ps);
}
}
return(IntPtr.Zero);
case UnmanagedMethods.WindowsMessage.WM_SIZE:
if (Resized != null &&
(wParam == (IntPtr)UnmanagedMethods.SizeCommand.Restored ||
wParam == (IntPtr)UnmanagedMethods.SizeCommand.Maximized))
{
var clientSize = new Size(ToInt32(lParam) & 0xffff, ToInt32(lParam) >> 16);
Resized(clientSize / Scaling);
}
return(IntPtr.Zero);
}
if (e != null && Input != null)
{
Input(e);
if (e.Handled)
{
return(IntPtr.Zero);
}
}
return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam));
}
/// <summary>
/// Raises the <see cref="Deactivated"/> event.
/// </summary>
/// <param name="eventArgs">
/// <see cref="DeactivationEventArgs"/> object that provides the arguments for the event.
/// </param>
/// <remarks>
/// <strong>Notes to Inheritors:</strong> When overriding <see cref="OnDeactivated"/> in a
/// derived class, be sure to call the base class's <see cref="OnDeactivated"/> method so
/// that registered delegates receive the event.
/// </remarks>
protected virtual void OnDeactivated(DeactivationEventArgs eventArgs)
{
Deactivated?.Invoke(this, eventArgs);
}
/// <summary>
/// Handles a deactivated notification from <see cref="IWindowBaseImpl.Deactivated"/>.
/// </summary>
private void HandleDeactivated()
{
IsActive = false;
Deactivated?.Invoke(this, EventArgs.Empty);
}
public override void EnterMessageLoop(bool runInBackground)
{
IntPtr wmDeleteWindow = XInternAtom(_display, "WM_DELETE_WINDOW", false);
XSetWMProtocols(_display, _window, new IntPtr[] { wmDeleteWindow }, 1);
IntPtr e = System.Runtime.InteropServices.Marshal.AllocHGlobal(24 * sizeof(long));
bool running = true;
while (running)
{
while (XPending(_display) != 0)
{
XNextEvent(_display, e);
if (XFilterEvent(e, IntPtr.Zero))
{
continue;
}
XAnyEvent anyEvent = (XAnyEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XAnyEvent));
switch ((Event)anyEvent.type)
{
case Event.ClientMessage:
{
XClientMessageEvent clientEvent = (XClientMessageEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XClientMessageEvent));
if (clientEvent.l0 == wmDeleteWindow)
{
bool cancel = false;
Closing?.Invoke(this, ref cancel);
if (!cancel)
{
Closed?.Invoke(this);
running = false;
}
}
break;
}
case Event.ConfigureNotify:
{
XConfigureEvent configureEvent = (XConfigureEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XConfigureEvent));
LocationChanged?.Invoke(this, configureEvent.x, configureEvent.y);
SizeChanged?.Invoke(this, configureEvent.width, configureEvent.height);
break;
}
case Event.FocusIn:
{
Activated?.Invoke(this);
break;
}
case Event.FocusOut:
{
Deactivated?.Invoke(this);
break;
}
case Event.MotionNotify:
{
XMotionEvent motionEvent = (XMotionEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XMotionEvent));
MouseMove?.Invoke(this, motionEvent.x, motionEvent.y);
break;
}
case Event.ButtonPress:
{
XButtonEvent buttonEvent = (XButtonEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XButtonEvent));
switch ((Button)buttonEvent.button)
{
case Button.Button1:
{
MouseButtonDown?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Left);
break;
}
case Button.Button2:
{
MouseButtonDown?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Middle);
break;
}
case Button.Button3:
{
MouseButtonDown?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Right);
break;
}
case Button.Button4:
{
MouseWheel?.Invoke(this, buttonEvent.x, buttonEvent.y, 120);
break;
}
case Button.Button5:
{
MouseWheel?.Invoke(this, buttonEvent.x, buttonEvent.y, -120);
break;
}
}
break;
}
case Event.ButtonRelease:
{
XButtonEvent buttonEvent = (XButtonEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XButtonEvent));
switch ((Button)buttonEvent.button)
{
case Button.Button1:
{
MouseButtonUp?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Left);
break;
}
case Button.Button2:
{
MouseButtonUp?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Middle);
break;
}
case Button.Button3:
{
MouseButtonUp?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Right);
break;
}
}
break;
}
case Event.KeyPress:
{
XKeyEvent keyEvent = (XKeyEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XKeyEvent));
KeySym ks = XLookupKeysym(ref keyEvent, 0);
Key key = NoesisKey(ks);
if (key != Key.None)
{
KeyDown?.Invoke(this, key);
}
if (_xic != IntPtr.Zero)
{
Status status = 0;
byte[] buffer = new byte[256];
KeySym ret_ks = (KeySym)0;
int size = Xutf8LookupString(_xic, e, buffer, 255, ref ret_ks, ref status);
if (size > 0 && ((int)status == XLookupChars || (int)status == XLookupBoth))
{
buffer[size] = 0;
Decoder decoder = _utf8.GetDecoder();
char[] text = new char[256];
int bytesUsed = 0;
int charsUsed = 0;
bool completed = false;
decoder.Convert(buffer, 0, size, text, 0, 255, true, out bytesUsed, out charsUsed, out completed);
for (int i = 0; i < charsUsed; ++i)
{
Char?.Invoke(this, text[i]);
}
}
}
break;
}
case Event.KeyRelease:
{
XKeyEvent keyEvent = (XKeyEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XKeyEvent));
KeySym ks = XLookupKeysym(ref keyEvent, 0);
Key key = NoesisKey(ks);
if (key != Key.None)
{
KeyUp?.Invoke(this, key);
}
break;
}
}
}
Render?.Invoke(this);
}
System.Runtime.InteropServices.Marshal.FreeHGlobal(e);
XCloseDisplay(_display);
}
public void Hide()
{
Dispatcher.UIThread.Post(() => Deactivated?.Invoke(), DispatcherPriority.Input);
}
protected void RaiseDeactivated()
{
using (Context.Activate().Scoped()) {
Deactivated?.Invoke();
}
}
protected virtual unsafe IntPtr AppWndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam)
{
const double wheelDelta = 120.0;
uint timestamp = unchecked ((uint)GetMessageTime());
RawInputEventArgs e = null;
var shouldTakeFocus = false;
switch ((WindowsMessage)msg)
{
case WindowsMessage.WM_ACTIVATE:
{
var wa = (WindowActivate)(ToInt32(wParam) & 0xffff);
switch (wa)
{
case WindowActivate.WA_ACTIVE:
case WindowActivate.WA_CLICKACTIVE:
{
Activated?.Invoke();
UpdateInputMethod(GetKeyboardLayout(0));
break;
}
case WindowActivate.WA_INACTIVE:
{
Deactivated?.Invoke();
break;
}
}
return(IntPtr.Zero);
}
case WindowsMessage.WM_NCCALCSIZE:
{
if (ToInt32(wParam) == 1 && !HasFullDecorations || _isClientAreaExtended)
{
return(IntPtr.Zero);
}
break;
}
case WindowsMessage.WM_CLOSE:
{
bool?preventClosing = Closing?.Invoke();
if (preventClosing == true)
{
return(IntPtr.Zero);
}
BeforeCloseCleanup(false);
// Used to distinguish between programmatic and regular close requests.
_isCloseRequested = true;
break;
}
case WindowsMessage.WM_DESTROY:
{
//Window doesn't exist anymore
_hwnd = IntPtr.Zero;
//Remove root reference to this class, so unmanaged delegate can be collected
s_instances.Remove(this);
Closed?.Invoke();
_mouseDevice.Dispose();
_touchDevice?.Dispose();
//Free other resources
Dispose();
return(IntPtr.Zero);
}
case WindowsMessage.WM_DPICHANGED:
{
var dpi = ToInt32(wParam) & 0xffff;
var newDisplayRect = Marshal.PtrToStructure <RECT>(lParam);
_scaling = dpi / 96.0;
ScalingChanged?.Invoke(_scaling);
using (SetResizeReason(PlatformResizeReason.DpiChange))
{
SetWindowPos(hWnd,
IntPtr.Zero,
newDisplayRect.left,
newDisplayRect.top,
newDisplayRect.right - newDisplayRect.left,
newDisplayRect.bottom - newDisplayRect.top,
SetWindowPosFlags.SWP_NOZORDER |
SetWindowPosFlags.SWP_NOACTIVATE);
}
return(IntPtr.Zero);
}
case WindowsMessage.WM_KEYDOWN:
case WindowsMessage.WM_SYSKEYDOWN:
{
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
_owner,
RawKeyEventType.KeyDown,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam), ToInt32(lParam)),
WindowsKeyboardDevice.Instance.Modifiers);
break;
}
case WindowsMessage.WM_SYSCOMMAND:
// Disable system handling of Alt/F10 menu keys.
if ((SysCommands)wParam == SysCommands.SC_KEYMENU && HighWord(ToInt32(lParam)) <= 0)
{
return(IntPtr.Zero);
}
break;
case WindowsMessage.WM_MENUCHAR:
{
// mute the system beep
return((IntPtr)((int)MenuCharParam.MNC_CLOSE << 16));
}
case WindowsMessage.WM_KEYUP:
case WindowsMessage.WM_SYSKEYUP:
{
e = new RawKeyEventArgs(
WindowsKeyboardDevice.Instance,
timestamp,
_owner,
RawKeyEventType.KeyUp,
KeyInterop.KeyFromVirtualKey(ToInt32(wParam), ToInt32(lParam)),
WindowsKeyboardDevice.Instance.Modifiers);
break;
}
case WindowsMessage.WM_CHAR:
{
// Ignore control chars and chars that were handled in WM_KEYDOWN.
if (ToInt32(wParam) >= 32 && !_ignoreWmChar)
{
e = new RawTextInputEventArgs(WindowsKeyboardDevice.Instance, timestamp, _owner,
new string((char)ToInt32(wParam), 1));
}
break;
}
case WindowsMessage.WM_LBUTTONDOWN:
case WindowsMessage.WM_RBUTTONDOWN:
case WindowsMessage.WM_MBUTTONDOWN:
case WindowsMessage.WM_XBUTTONDOWN:
{
shouldTakeFocus = ShouldTakeFocusOnClick;
if (ShouldIgnoreTouchEmulatedMessage())
{
break;
}
e = new RawPointerEventArgs(
_mouseDevice,
timestamp,
_owner,
(WindowsMessage)msg switch
{
WindowsMessage.WM_LBUTTONDOWN => RawPointerEventType.LeftButtonDown,
WindowsMessage.WM_RBUTTONDOWN => RawPointerEventType.RightButtonDown,
WindowsMessage.WM_MBUTTONDOWN => RawPointerEventType.MiddleButtonDown,
WindowsMessage.WM_XBUTTONDOWN =>
HighWord(ToInt32(wParam)) == 1 ?
RawPointerEventType.XButton1Down :
RawPointerEventType.XButton2Down
},
DipFromLParam(lParam), GetMouseModifiers(wParam));
break;
}
protected virtual void OnDeactivated()
{
_onDeactivated.Invoke();
Deactivated?.Invoke(this, EventArgs.Empty);
}