protected override HandleRef BuildWindowCore(HandleRef hwndParent)
{
if (m_classAtom == 0)
{
WNDCLASS wind_class = new WNDCLASS
{
lpszClassName = ClassName,
lpfnWndProc = WndProcPtr,
};
m_classAtom = Import.RegisterClassW(ref wind_class);
}
// create window
Hwnd = Import.CreateWindowExW(
0, // ex flag
ClassName,
"EmptyHwndTitle",
WS.WS_CHILD,
Import.CW_USEDEFAULT,
Import.CW_USEDEFAULT,
Import.CW_USEDEFAULT,
Import.CW_USEDEFAULT,
hwndParent.Handle,
IntPtr.Zero,
IntPtr.Zero,
IntPtr.Zero
);
LostMouseCapture += EmptyHwnd_LostMouseCapture;
return new HandleRef(this, Hwnd);
}
public static extern int RegisterClass(ref WNDCLASS Class);
public static extern int GetClassInfo(HANDLE hInstance, string lpClassName, out WNDCLASS lpWndClass);
public static extern System.UInt16 RegisterClassW([In] ref WNDCLASS lpWndClass);
static void Main()
{
//var f = new Form();
//var btn = new Button();
//btn.Parent = f;
//btn.Text = "OK";
//btn.Left = btn.Top = 20;
//btn.Click += (o, e) =>
//{
// System.Windows.Forms.MessageBox.Show("234234");
//};
//Application.Run(f);
WndProc wndProc = WndProc2;
WNDCLASS wnd = new WNDCLASS();
wnd.hIcon = LoadIcon(IntPtr.Zero,
(int)SystemIcons.IDI_ASTERISK);
wnd.hCursor = LoadCursor(IntPtr.Zero,
(int)StandardCursors.IDC_NO);
wnd.style = (uint)ClassStyles.HorizontalRedraw
| (uint)ClassStyles.VerticalRedraw;
wnd.lpfnWndProc = Marshal.GetFunctionPointerForDelegate(wndProc);
wnd.lpszClassName = "C#_Win32";
wnd.hbrBackground = GetStockObject(StockObjects.WHITE_BRUSH);
var res = RegisterClassW(ref wnd);
if (res == 0)
{
return;
}
IntPtr hwnd = CreateWindowEx(
WindowStylesEx.WS_EX_APPWINDOW,
"C#_Win32", "Form",
WindowStyles.WS_OVERLAPPEDWINDOW,
100, 100, 600, 400,
IntPtr.Zero, IntPtr.Zero,
IntPtr.Zero, IntPtr.Zero
);
IntPtr btn = CreateWindowEx(
0,
"BUTTON", "OK",
WindowStyles.WS_CHILD |
WindowStyles.WS_VISIBLE,
40, 40, 80, 23,
hwnd, new IntPtr(1001),
IntPtr.Zero, IntPtr.Zero
);
btn = CreateWindowEx(
0,
"BUTTON", "Cancel",
WindowStyles.WS_CHILD |
WindowStyles.WS_VISIBLE,
160, 40, 80, 23,
hwnd, new IntPtr(1002),
IntPtr.Zero, IntPtr.Zero
);
if (hwnd == IntPtr.Zero)
{
int err = Marshal.GetLastWin32Error();
}
ShowWindow(hwnd, ShowWindowCommands.Normal);
MSG msg;
while (GetMessage(out msg, IntPtr.Zero, 0, 0) != 0)
{
DispatchMessage(ref msg);
}
}
static void Main(string[] args)
{
IntPtr hInstance = System.Diagnostics.Process.GetCurrentProcess().Handle;
WNDCLASS wndclass = new WNDCLASS();
string szAppName = "HelloWin";
wndclass.style = (uint)ClassStyles.HorizontalRedraw | (uint)ClassStyles.VerticalRedraw;
WndProc wndproc = WndProc2;
wndclass.lpfnWndProc = Marshal.GetFunctionPointerForDelegate(wndproc);
//wndclass.cbClsExtra = 0;
//wndclass.cbWndExtra = 0;
wndclass.hInstance = hInstance;
wndclass.hIcon = LoadIcon(
IntPtr.Zero, new IntPtr((int)SystemIcons.IDI_EXCLAMATION));
wndclass.hCursor = LoadCursor(
IntPtr.Zero, (int)StandardCursors.IDC_CROSS);
wndclass.hbrBackground = GetStockObject(StockObjects.WHITE_BRUSH);
//wndclass.lpszMenuName = null;
wndclass.lpszClassName = szAppName;
//WindowStylesEx.WS_EX_OVERLAPPEDWINDOW
ushort regResult = RegisterClassW(ref wndclass);
if (regResult == 0)
{
MessageBox(IntPtr.Zero, "This program requires Windows NT!",
szAppName, (int)MessageBoxOptions.IconError);
return;
}
IntPtr hwnd = CreateWindowEx(
WindowStylesEx.WS_EX_APPWINDOW,
szAppName,
"Win32 from C#",
//(uint)Native.WindowStyles.WS_CHILD |
WindowStyles.WS_OVERLAPPEDWINDOW |
WindowStyles.WS_VISIBLE,
100,100,500,200,
IntPtr.Zero,IntPtr.Zero,IntPtr.Zero,IntPtr.Zero
);
IntPtr btn = CreateWindowEx(
0,
"BUTTON",
"OK",
WindowStyles.WS_CHILD |
WindowStyles.WS_VISIBLE,
10, 10, 50, 20,
hwnd, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero
);
if (hwnd == IntPtr.Zero)
{
int lastError = Marshal.GetLastWin32Error();
string errorMessage = new Win32Exception(lastError).Message;
}
ShowWindow(hwnd, ShowWindowCommands.Normal);
UpdateWindow(hwnd);
MSG msg;
while (GetMessage(out msg, IntPtr.Zero, 0, 0) != 0)
{
TranslateMessage(ref msg);
DispatchMessage(ref msg);
}
return;
}
static void Main(string[] args)
{
IntPtr hInstance = System.Diagnostics.Process.GetCurrentProcess().Handle;
WNDCLASS wndclass = new WNDCLASS();
string szAppName = "HelloWin";
wndclass.style = (uint)ClassStyles.HorizontalRedraw | (uint)ClassStyles.VerticalRedraw;
WndProc wndproc = WndProc2;
wndclass.lpfnWndProc = Marshal.GetFunctionPointerForDelegate(wndproc);
//wndclass.cbClsExtra = 0;
//wndclass.cbWndExtra = 0;
wndclass.hInstance = hInstance;
wndclass.hIcon = LoadIcon(
IntPtr.Zero, new IntPtr((int)SystemIcons.IDI_EXCLAMATION));
wndclass.hCursor = LoadCursor(
IntPtr.Zero, (int)StandardCursors.IDC_CROSS);
wndclass.hbrBackground = GetStockObject(StockObjects.WHITE_BRUSH);
//wndclass.lpszMenuName = null;
wndclass.lpszClassName = szAppName;
//WindowStylesEx.WS_EX_OVERLAPPEDWINDOW
ushort regResult = RegisterClassW(ref wndclass);
if (regResult == 0)
{
MessageBox(IntPtr.Zero, "This program requires Windows NT!",
szAppName, (int)MessageBoxOptions.IconError);
return;
}
IntPtr hwnd = CreateWindowEx(
WindowStylesEx.WS_EX_APPWINDOW,
szAppName,
"Win32 from C#",
//(uint)Native.WindowStyles.WS_CHILD |
WindowStyles.WS_OVERLAPPEDWINDOW |
WindowStyles.WS_VISIBLE,
100, 100, 500, 200,
IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero
);
IntPtr btn = CreateWindowEx(
0,
"BUTTON",
"OK",
WindowStyles.WS_CHILD |
WindowStyles.WS_VISIBLE,
10, 10, 50, 20,
hwnd, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero
);
if (hwnd == IntPtr.Zero)
{
int lastError = Marshal.GetLastWin32Error();
string errorMessage = new Win32Exception(lastError).Message;
}
ShowWindow(hwnd, ShowWindowCommands.Normal);
UpdateWindow(hwnd);
MSG msg;
while (GetMessage(out msg, IntPtr.Zero, 0, 0) != 0)
{
TranslateMessage(ref msg);
DispatchMessage(ref msg);
}
return;
}
static void Main()
{
//var f = new Form();
//var btn = new Button();
//btn.Parent = f;
//btn.Text = "OK";
//btn.Left = btn.Top = 20;
//btn.Click += (o, e) =>
//{
// System.Windows.Forms.MessageBox.Show("234234");
//};
//Application.Run(f);
WndProc wndProc = WndProc2;
WNDCLASS wnd = new WNDCLASS();
wnd.hIcon = LoadIcon(IntPtr.Zero,
(int)SystemIcons.IDI_ASTERISK);
wnd.hCursor = LoadCursor(IntPtr.Zero,
(int)StandardCursors.IDC_NO);
wnd.style = (uint)ClassStyles.HorizontalRedraw
| (uint)ClassStyles.VerticalRedraw;
wnd.lpfnWndProc = Marshal.GetFunctionPointerForDelegate(wndProc);
wnd.lpszClassName = "C#_Win32";
wnd.hbrBackground = GetStockObject(StockObjects.WHITE_BRUSH);
var res = RegisterClassW(ref wnd);
if (res == 0)
return;
IntPtr hwnd = CreateWindowEx(
WindowStylesEx.WS_EX_APPWINDOW,
"C#_Win32", "Form",
WindowStyles.WS_OVERLAPPEDWINDOW,
100, 100, 600, 400,
IntPtr.Zero, IntPtr.Zero,
IntPtr.Zero, IntPtr.Zero
);
IntPtr btn = CreateWindowEx(
0,
"BUTTON", "OK",
WindowStyles.WS_CHILD |
WindowStyles.WS_VISIBLE,
40, 40, 80, 23,
hwnd, new IntPtr(1001),
IntPtr.Zero, IntPtr.Zero
);
btn = CreateWindowEx(
0,
"BUTTON", "Cancel",
WindowStyles.WS_CHILD |
WindowStyles.WS_VISIBLE,
160, 40, 80, 23,
hwnd, new IntPtr(1002),
IntPtr.Zero, IntPtr.Zero
);
if (hwnd == IntPtr.Zero)
{
int err = Marshal.GetLastWin32Error();
}
ShowWindow(hwnd, ShowWindowCommands.Normal);
MSG msg;
while(GetMessage(out msg, IntPtr.Zero, 0, 0) != 0)
{
DispatchMessage(ref msg);
}
}