对话框资源创建窗口

#include <Windows.h>
#include "resource.h"
INT_PTR CALLBACK MainDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam,LPARAM lParam)
{
    BOOL bRet = TRUE;

    switch(uMsg)
    {
    case WM_CLOSE:
        EndDialog(hDlg,0);
        break;
    case WM_COMMAND:
        switch(LOWORD(wParam))
        {
        case IDC_BUTTON1:
            MessageBox(hDlg,"Hello Button 1","Demo",MB_OK);
            break;
        case IDC_BUTTON2:
            MessageBox(hDlg,"Hello Button 2","Demo",MB_OK);
            break;
        default:
            bRet = FALSE;
            break;
        }
        break;
    case WM_LBUTTONDOWN:
        MessageBox(hDlg,"Helle窗口！","Demo",MB_OK);
    default:
        bRet = FALSE;
        break;
    }
    return bRet;
}
int APIENTRY WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine, int nCmdShow)
{
    DialogBox(hInstance, MAKEINTRESOURCE(IDMAIN),NULL, MainDlgProc);
}