private void Post(WM msg, int param = 0)
{
lock (_msgQueue)
{
_msgQueue.Enqueue(new MSG(){message = msg, param = param});
Monitor.Pulse(_msgQueue);
}
}
static IntPtr WndProc2(IntPtr hwnd, WM msg, IntPtr wParam, IntPtr lParam)
{
IntPtr dc, old, pen;
PAINTSTRUCT ps;
RECT rect;
switch(msg)
{
case WM.WM_PAINT:
//if (!x)
{
dc = BeginPaint(hwnd, out ps);
//Debug.WriteLine("RECT " + ps.rcPaint.Left);
GetClientRect(hwnd, out rect);
DrawText(dc, "Hello Win32!", 458,
ref rect, 0);
pen = CreatePen(0, 1, 0xff);
old = SelectObject(dc, pen);
Rectangle(dc, 100, 100, 200, 200);
SelectObject(dc, old);
EndPaint(hwnd, ref ps);
Debug.WriteLine(msg);
//x = true;
}
return IntPtr.Zero;
case WM.WM_DESTROY:
PostQuitMessage(0);
return IntPtr.Zero;
case WM.WM_COMMAND:
if (wParam.ToInt32() == 1001)
PostQuitMessage(0);
return IntPtr.Zero;
default:
Debug.WriteLine(msg);
return DefWindowProc(hwnd, msg, wParam, lParam);
}
}
public static extern int SendMessage(IntPtr hWnd, WM Msg, int wParam, int lParam);
public static extern bool PostMessage(IntPtr hWnd, WM Msg, int wParam, int lParam);
internal IntPtr ProcessMessages(IntPtr handle, WM message, IntPtr wParam, IntPtr lParam)
{
switch (message)
{
#region Size / Move / Style events
case WM.ACTIVATE:
// See http://msdn.microsoft.com/en-us/library/ms646274(VS.85).aspx (WM_ACTIVATE notification):
// wParam: The low-order word specifies whether the window is being activated or deactivated.
//bool newFocusedState = focused;
if (IntPtr.Size == 4)
focused = (wParam.ToInt32() & 0xFFFF) != 0;
else
focused = (wParam.ToInt64() & 0xFFFF) != 0;
//if (newFocusedState != focused && FocusedChanged != null)
// FocusedChanged(this, EventArgs.Empty);
if (focused)
{
input.OnGotFocus();
}
else
{
input.OnLostFocus();
}
break;
case WM.ENTERMENULOOP:
//StartTimer(handle);
break;
case WM.ENTERSIZEMOVE:
// Entering the modal size/move loop: we don't want rendering to
// stop during this time, so we register a timer callback to continue
// processing from time to time.
//StartTimer(handle);
resizingOrMoving = true;
break;
case WM.EXITMENULOOP:
//StopTimer(handle);
break;
case WM.EXITSIZEMOVE:
// ExitingmModal size/move loop: the timer callback is no longer
// necessary.
//StopTimer(handle);
resizingOrMoving = false;
break;
/*
case WM.TIMER:
if (wParam == timerHandle)
{
onTimer();
}
break;*/
case WM.ERASEBKGND:
{
return new IntPtr(1);
}
case WM.SYSCOMMAND:
{
if (wParam.ToInt32() == 61696)
{
return NULL;
}
}
break;
/*
case WindowMessage.WINDOWPOSCHANGED:
unsafe
{
WindowPosition* pos = (WindowPosition*)lParam;
if (window != null && pos->hwnd == window.WindowHandle)
{
Point new_location = new Point(pos->x, pos->y);
if (Location != new_location)
{
bounds.Location = new_location;
if (Move != null)
Move(this, EventArgs.Empty);
}
Size new_size = new Size(pos->cx, pos->cy);
if (Size != new_size)
{
bounds.SwapChainWidth = pos->cx;
bounds.SwapChainHeight = pos->cy;
Win32Rectangle rect;
Functions.GetClientRect(handle, out rect);
client_rectangle = rect.ToRectangle();
Functions.SetWindowPos(child_window.WindowHandle, IntPtr.Zero, 0, 0, ClientRectangle.SwapChainWidth, ClientRectangle.SwapChainHeight,
SetWindowPosFlags.NOZORDER | SetWindowPosFlags.NOOWNERZORDER |
SetWindowPosFlags.NOACTIVATE | SetWindowPosFlags.NOSENDCHANGING);
if (suppress_resize <= 0 && Resize != null)
Resize(this, EventArgs.Empty);
}
}
}
break;*/
case WM.WINDOWPOSCHANGED:
{
Functions.GetClientRect(hwnd, out clientRectangle);
}
break;
/*
case WindowMessage.STYLECHANGED:
unsafe
{
if (wParam.ToInt64() == (long)GWL.STYLE)
{
WindowStyle style = ((StyleStruct*)lParam)->New;
if ((style & WindowStyle.Popup) != 0)
windowBorder = WindowBorder.Hidden;
else if ((style & WindowStyle.ThickFrame) != 0)
windowBorder = WindowBorder.Resizable;
else if ((style & ~(WindowStyle.ThickFrame | WindowStyle.MaximizeBox)) != 0)
windowBorder = WindowBorder.Fixed;
}
}
break;*/
/*
case WindowMessage.SIZE:
SizeMessage state = (SizeMessage)wParam.ToInt64();
WindowState new_state = windowState;
switch (state)
{
case SizeMessage.RESTORED: new_state = borderless_maximized_window_state ?
WindowState.Maximized : WindowState.Normal; break;
case SizeMessage.MINIMIZED: new_state = WindowState.Minimized; break;
case SizeMessage.MAXIMIZED: new_state = WindowBorder == WindowBorder.Hidden ?
WindowState.Fullscreen : WindowState.Maximized;
break;
}
if (new_state != windowState)
{
windowState = new_state;
if (WindowStateChanged != null)
WindowStateChanged(this, EventArgs.Empty);
}
break;*/
case WM.SIZE:
{
SIZE state = (SIZE)wParam.ToInt64();
minimized = state == SIZE.MINIMIZED;
Functions.GetClientRect(hwnd, out clientRectangle);
}
break;
#endregion
#region Input
/*
case WM.CHAR:
*/
case WM.MOUSEMOVE:
OnMouseEvent(MouseEventType.Move, wParam, lParam);
break;
case WM.LBUTTONDOWN:
case WM.RBUTTONDOWN:
case WM.MBUTTONDOWN:
case WM.XBUTTONDOWN:
OnMouseEvent(MouseEventType.Down, wParam, lParam);
break;
case WM.LBUTTONUP:
case WM.RBUTTONUP:
case WM.MBUTTONUP:
case WM.XBUTTONUP:
OnMouseEvent(MouseEventType.Up, wParam, lParam);
break;
case WM.LBUTTONDBLCLK:
case WM.RBUTTONDBLCLK:
case WM.MBUTTONDBLCLK:
case WM.XBUTTONDBLCLK:
OnMouseEvent(MouseEventType.DoubleClick, wParam, lParam);
break;
case WM.MOUSEWHEEL:
OnMouseEvent(MouseEventType.Wheel, wParam, lParam);
break;
#endregion
case WM.DESTROY:
Functions.UnregisterClass(className, instance);
Functions.PostQuitMessage(0);
break;
}
return Functions.DefWindowProc(handle, message, wParam, lParam);
}
public static extern IntPtr SendMessage(IntPtr hWnd, WM Msg, IntPtr wParam, IntPtr lParam);
public static extern bool PostThreadMessage(uint threadId, WM msg, IntPtr wParam, IntPtr lParam);
public static extern int PostMessage(IntPtr hWnd, WM Msg, IntPtr wParam, IntPtr lParam);
public static extern IntPtr DefWindowProcW(
IntPtr hWnd, WM msg, IntPtr wParam, IntPtr lParam
);
private static IntPtr CustomWndProc(IntPtr hWnd, WM msg, IntPtr wParam, IntPtr lParam)
{
return Import.DefWindowProcW(hWnd, msg, wParam, lParam);
}
internal static extern int SendMessage(IntPtr hWnd, WM msg, int wParam, int lParam);
static IntPtr WndProc2(IntPtr hWnd, WM msg, IntPtr wParam, IntPtr lParam)
{
IntPtr hdc;
PAINTSTRUCT ps;
RECT rect;
switch (msg)
{
case WM.WM_PAINT:
hdc = BeginPaint(hWnd, out ps);
GetClientRect(hWnd, out rect);
DrawText(hdc, "Hello, Windows 98!", -1, ref rect,
DT_SINGLELINE | DT_CENTER | DT_VCENTER);
EndPaint(hWnd, ref ps);
return IntPtr.Zero;
case WM.WM_DESTROY:
PostQuitMessage(0);
return IntPtr.Zero;
default:
Debug.WriteLine(msg);
return DefWindowProc(hWnd, msg, wParam, lParam);
}
}
