创建非模态对话框怎么对话框没添加的应用程序中呀？
#include <windows.h>LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;BOOL CALLBACK ColorScrDlg (HWND, UINT, WPARAM, LPARAM) ;HWND hDlgModeless ;int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow){ static TCHAR szAppName[] = TEXT ("Colors2") ; HWND hwnd ; MSG msg ; WNDCLASS wndclass ; wndclass.style = CS_HREDRAW | CS_VREDRAW ; wndclass.lpfnWndProc = WndProc ; wndclass.cbClsExtra = 0 ; wndclass.cbWndExtra = 0 ; wndclass.hInstance = hInstance ; wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION) ; wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ; wndclass.hbrBackground = CreateSolidBrush (0L) ; wndclass.lpszMenuName = NULL ; wndclass.lpszClassName = szAppName ; if (!RegisterClass (&wndclass)) { MessageBox (NULL, TEXT ("This program requires Windows NT!"), szAppName, MB_ICONERROR) ; return 0 ; } hwnd = CreateWindow (szAppName, TEXT ("Color Scroll"), WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL) ; ShowWindow (hwnd, iCmdShow) ; UpdateWindow (hwnd) ; hDlgModeless = CreateDialog (hInstance, TEXT ("ColorScrDlg"), //注意这，我的对话框ID就是"ColorScrDlg" hwnd, ColorScrDlg) ; //但就是没有添加成功 while (GetMessage(&msg, NULL, 0, 0)) { if (hDlgModeless == 0 || !IsDialogMessage(hDlgModeless, &msg)) { TranslateMessage(&msg); DispatchMessage(&msg); } } return msg.wParam;}LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam){ switch (message) { case WM_DESTROY: DeleteObject((HGDIOBJ)SetClassLong(hwnd, GCL_HBRBACKGROUND, (LONG)GetStockObject(WHITE_BRUSH))); PostQuitMessage(0); return 0; } return DefWindowProc(hwnd, message, wParam, lParam);}BOOL CALLBACK ColorScrDlg(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam){ static int iColor[3]; HWND hwndParent, hCtrl; int iCtrlID, iIndex; switch(message) { case WM_INITDIALOG: for (iCtrlID = 10; iCtrlID < 13; iCtrlID++) { hCtrl = GetDlgItem(hDlg, iCtrlID); SetScrollRange(hCtrl, SB_CTL, 0, 255, FALSE); SetScrollPos(hCtrl, SB_CTL, 0, FALSE); } return TRUE; case WM_VSCROLL: hCtrl = (HWND)lParam; iCtrlID = GetWindowLong(hCtrl, GWL_ID); iIndex = iCtrlID - 10; hwndParent = GetParent(hDlg); switch(LOWORD(wParam)) { case SB_PAGEDOWN : iColor[iIndex] += 15 ; // fall through case SB_LINEDOWN : iColor[iIndex] = min (255, iColor[iIndex] + 1) ; break ; case SB_PAGEUP : iColor[iIndex] -= 15 ; // fall through case SB_LINEUP : iColor[iIndex] = max (0, iColor[iIndex] - 1) ; break ; case SB_TOP : iColor[iIndex] = 0 ; break ; case SB_BOTTOM : iColor[iIndex] = 255 ; break ; case SB_THUMBPOSITION : case SB_THUMBTRACK : iColor[iIndex] = HIWORD (wParam) ; break ; default : return FALSE ; } SetScrollPos(hCtrl, SB_CTL, iColor[iIndex], TRUE); SetDlgItemInt (hDlg, iCtrlID + 3, iColor[iIndex], FALSE) ; DeleteObject ((HGDIOBJ) SetClassLong (hwndParent, GCL_HBRBACKGROUND, (LONG) CreateSolidBrush ( RGB (iColor[0], iColor[1], iColor[2])))) ; InvalidateRect (hwndParent, NULL, TRUE) ; return TRUE ; } return FALSE;}