MFC 最小化至托盘

#include  "tlhelp32.h"
#include "afxdialogex.h"

void CTHSMFCAppDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
    if ((nID & 0xFFF0) == IDM_ABOUTBOX)
    {
        CAboutDlg dlgAbout;
        dlgAbout.DoModal();
    }
    if (nID == SC_MINIMIZE)
    {
        //用我们自己的消息响应最小化事件
        ToMini();
    }

    else
    {
        CDialogEx::OnSysCommand(nID, lParam);
    }
}

void CTHSMFCAppDlg::ToMini()
{
    ShowWindow(SW_HIDE);
    NotifyIcon.cbSize = sizeof(NOTIFYICONDATA);
    NotifyIcon.hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
    NotifyIcon.hWnd = m_hWnd;
    lstrcpy(NotifyIcon.szTip, L"TEST");
    NotifyIcon.uCallbackMessage = WM_NC;
    NotifyIcon.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
    Shell_NotifyIcon(NIM_ADD, &NotifyIcon);
}

LRESULT  CTHSMFCAppDlg::OnNotifyMsg(WPARAM wparam, LPARAM lparam)
//wParam接收的是图标的ID，而lParam接收的是鼠标的行为     
{
    //if (wparam != IDR_MAINFRAME)
    //    return    1;
    switch (lparam)
    {
    case  WM_RBUTTONUP://右键起来时弹出快捷菜单，这里只有一个“关闭”     
    {
        LPPOINT    lpoint = new    tagPOINT;
        ::GetCursorPos(lpoint);//得到鼠标位置     
        CMenu    menu;
        menu.CreatePopupMenu();//声明一个弹出式菜单     
        //增加菜单项“关闭”，点击则发送消息WM_DESTROY给主窗口（已     
        //隐藏），将程序结束。     
        menu.AppendMenu(MF_STRING, WM_DESTROY, _T("关闭"));
        //确定弹出式菜单的位置     
        menu.TrackPopupMenu(TPM_LEFTALIGN, lpoint->x, lpoint->y, this);
        //资源回收     
        HMENU    hmenu = menu.Detach();
        menu.DestroyMenu();
        delete    lpoint;
    }
    break;
    case    WM_LBUTTONDBLCLK://双击左键的处理     
    {
        this->ShowWindow(SW_SHOW);//简单的显示主窗口完事儿     
    }
    break;
    }
    return 0;
}