private Cache()
{
this.ProcessHandle = Kernel32Methods.GetCurrentProcess();
this.AppIconHandle = User32Helpers.LoadIcon(IntPtr.Zero, SystemIcon.IDI_APPLICATION);
this.ArrowCursorHandle = User32Helpers.LoadCursor(IntPtr.Zero, SystemCursor.IDC_ARROW);
this.WindowClassExSize = (uint)Marshal.SizeOf <WindowClassEx>();
}
public void Init(string title, int width, int height, bool vsync, bool fullscreen)
{
if (m_Info != null)
{
throw new InvalidOperationException("application already initialized");
}
m_Info = new ApplicationInfo
{
Title = title,
Width = width,
Height = height,
VSync = vsync,
FullScreen = fullscreen
};
IntPtr hInstance = Kernel32Methods.GetModuleHandle(IntPtr.Zero);
m_WindowProc = WindowProc;
var wc = new WindowClassEx
{
Size = (uint)Marshal.SizeOf <WindowClassEx>(),
ClassName = "MainWindow",
CursorHandle = User32Helpers.LoadCursor(IntPtr.Zero, SystemCursor.IDC_ARROW),
IconHandle = User32Helpers.LoadIcon(IntPtr.Zero, SystemIcon.IDI_APPLICATION),
Styles = WindowClassStyles.CS_HREDRAW | WindowClassStyles.CS_VREDRAW | WindowClassStyles.CS_OWNDC,
BackgroundBrushHandle = new IntPtr((int)StockObject.WHITE_BRUSH),
WindowProc = m_WindowProc,
InstanceHandle = hInstance
};
if (User32Methods.RegisterClassEx(ref wc) == 0)
{
throw new ExternalException("window registration failed");
}
NetCoreEx.Geometry.Rectangle size = new NetCoreEx.Geometry.Rectangle(0, 0, width, height);
User32Methods.AdjustWindowRectEx(ref size, WindowStyles.WS_OVERLAPPEDWINDOW | WindowStyles.WS_CLIPCHILDREN | WindowStyles.WS_CLIPSIBLINGS,
false, WindowExStyles.WS_EX_APPWINDOW | WindowExStyles.WS_EX_WINDOWEDGE);
m_hWnd = User32Methods.CreateWindowEx(WindowExStyles.WS_EX_APPWINDOW | WindowExStyles.WS_EX_WINDOWEDGE, wc.ClassName,
title, WindowStyles.WS_OVERLAPPEDWINDOW | WindowStyles.WS_CLIPCHILDREN | WindowStyles.WS_CLIPSIBLINGS,
(int)CreateWindowFlags.CW_USEDEFAULT, (int)CreateWindowFlags.CW_USEDEFAULT,
size.Right + (-size.Left), size.Bottom + (-size.Top), IntPtr.Zero, IntPtr.Zero, hInstance, IntPtr.Zero);
if (m_hWnd == IntPtr.Zero)
{
throw new ExternalException("window creation failed");
}
User32Methods.ShowWindow(m_hWnd, ShowWindowCommands.SW_SHOWNORMAL);
User32Methods.UpdateWindow(m_hWnd);
Context.Instance.Init(m_hWnd, m_Info);
Renderer.Instance.Init();
Script.LuaEngine.Instance.Init();
}
/// <summary>
/// The get icon handle.
/// </summary>
/// <returns>
/// The <see cref="IntPtr"/>.
/// </returns>
private IntPtr GetIconHandle()
{
IntPtr?hIcon = NativeMethods.LoadIconFromFile(this.mHostConfig.HostIconFile);
if (hIcon == null)
{
return(User32Helpers.LoadIcon(IntPtr.Zero, SystemIcon.IDI_APPLICATION));
}
return(hIcon.Value);
}
static int Main(string[] args)
{
var instanceHandle = Kernel32Methods.GetModuleHandle(IntPtr.Zero);
var wc = new WindowClassEx
{
Size = (uint)Marshal.SizeOf <WindowClassEx>(),
ClassName = "MainWindow",
CursorHandle = User32Helpers.LoadCursor(IntPtr.Zero, SystemCursor.IDC_ARROW),
IconHandle = User32Helpers.LoadIcon(IntPtr.Zero, SystemIcon.IDI_APPLICATION),
Styles = WindowClassStyles.CS_HREDRAW | WindowClassStyles.CS_VREDRAW,
BackgroundBrushHandle = new IntPtr((int)StockObject.WHITE_BRUSH),
WindowProc = WindowProc,
InstanceHandle = instanceHandle
};
var resReg = User32Methods.RegisterClassEx(ref wc);
if (resReg == 0)
{
Console.Error.WriteLine("registration failed");
return(-1);
}
var hwnd = User32Methods.CreateWindowEx(WindowExStyles.WS_EX_APPWINDOW,
wc.ClassName, "Hello", WindowStyles.WS_OVERLAPPEDWINDOW,
(int)CreateWindowFlags.CW_USEDEFAULT, (int)CreateWindowFlags.CW_USEDEFAULT,
(int)CreateWindowFlags.CW_USEDEFAULT, (int)CreateWindowFlags.CW_USEDEFAULT,
IntPtr.Zero, IntPtr.Zero, instanceHandle, IntPtr.Zero);
if (hwnd == IntPtr.Zero)
{
Console.Error.WriteLine("window creation failed");
return(-1);
}
User32Methods.ShowWindow(hwnd, ShowWindowCommands.SW_SHOWNORMAL);
User32Methods.UpdateWindow(hwnd);
Message msg;
int res;
while ((res = User32Methods.GetMessage(out msg, IntPtr.Zero, 0, 0)) != 0)
{
User32Methods.TranslateMessage(ref msg);
User32Methods.DispatchMessage(ref msg);
}
return(res);
}
/// <summary>
/// The get icon handle.
/// </summary>
/// <returns>
/// The <see cref="IntPtr"/>.
/// </returns>
private IntPtr GetIconHandle()
{
var hIcon = NativeMethods.LoadIconFromFile(mHostConfig.HostIconFile);
return(hIcon ?? User32Helpers.LoadIcon(IntPtr.Zero, SystemIcon.IDI_APPLICATION));
}
