public static void MessageLoop()
{
MSG msg = new MSG();
while (NativeMethods.GetMessage(ref msg, IntPtr.Zero, 0, 0))
{
if (!DuiUIManager.TranslateMessage(ref msg))
{
NativeMethods.TranslateMessage(ref msg);
try
{
NativeMethods.DispatchMessage(ref msg);
}
catch
{
Debug.WriteLine("MessageLoop Error");
#region 调试输出信息
#if DEBUG
throw new Exception("MessageLoop Error");
#endif
#endregion
}
}
}
}
public DuiHostBase(Control host)
{
m_HostControl = host;
m_PatientUIMagager = new DuiUIManager();
m_PatientUIMagager.Init(this);
AssignHandle(host.Handle);
}
public bool RegisterWindowClass()
{//此处错误，不是注册ClassEx
WNDCLASSEX wc = new WNDCLASSEX();
wc.style = GetClassStyle();
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hIcon = IntPtr.Zero;
wc.lpfnWndProc = __WndProc;
wc.hInstance = DuiUIManager.GetInstance();
wc.hCursor = NativeMethods.LoadCursor(IntPtr.Zero, (UINT)CursorType.IDC_ARROW);
int COLOR_WINDOW = 5;
wc.hbrBackground = new IntPtr(COLOR_WINDOW + 1);
wc.lpszMenuName = null;
wc.lpszClassName = GetWindowClassName();
ATOM ret = NativeMethods.RegisterClassEx(ref wc);
Debug.Assert(Marshal.GetLastWin32Error() == ERROR_CLASS_ALREADY_EXISTS);
return(Marshal.GetLastWin32Error() == ERROR_CLASS_ALREADY_EXISTS);
}
public UINT ShowModal()
{
Debug.Assert(NativeMethods.IsWindow(m_hWnd));
UINT nRet = 0;
//GetWindowOwner
HWND hWndParent = NativeMethods.GetWindow(m_hWnd, GetWindowFlags.GW_OWNER);
NativeMethods.ShowWindow(m_hWnd, ShowWindowStyles.SW_SHOWNORMAL);
NativeMethods.EnableWindow(hWndParent, false);
MSG msg = new MSG();
while (NativeMethods.IsWindow(m_hWnd) && NativeMethods.GetMessage(ref msg, IntPtr.Zero, 0, 0))
{
if (msg.message == WindowMessages.WM_CLOSE && msg.hwnd == m_hWnd)
{
nRet = (UINT)msg.wParam;
NativeMethods.EnableWindow(hWndParent, true);
NativeMethods.SetFocus(hWndParent);
}
if (!DuiUIManager.TranslateMessage(ref msg))
{
NativeMethods.TranslateMessage(ref msg);
NativeMethods.DispatchMessage(ref msg);
}
if (msg.message == WindowMessages.WM_QUIT)
{
break;
}
}
NativeMethods.EnableWindow(hWndParent, true);
NativeMethods.SetFocus(hWndParent);
if (msg.message == WindowMessages.WM_QUIT)
{
NativeMethods.PostQuitMessage((int)msg.wParam);
}
return(nRet);
}
public HWND Create(HWND hwndParent, LPCTSTR strName, DWORD dwStyle, DWORD dwExStyle, int x, int y, int cx, int cy, HMENU hMenu)
{
if (GetSuperClassName() != null && !RegisterSuperclass())
{
return(IntPtr.Zero);
}
if (GetSuperClassName() == null && !RegisterWindowClass())
{
return(IntPtr.Zero);
}
m_hWnd = NativeMethods.CreateWindowEx(dwExStyle, GetWindowClassName(), strName, dwStyle, x, y, cx, cy, hwndParent, hMenu, DuiUIManager.GetInstance(), m_pointer);
Debug.Assert(m_hWnd != IntPtr.Zero);
return(m_hWnd);
}
