//.h文件

void toTray();//最小化到托盘

void DeleteTray();//删除托盘图标

afx_msg LRESULT OnShowTask(WPARAM wParam,LPARAM lParam) ;//图标恢复

//.cpp文件

#define WM_SHOWTASK (WM_USER +1)

#define IDR_SHOW 11

#define IDR_OTHER 12

#define IDR_EXIT 13

BEGIN_MESSAGE_MAP()

...

ON_MESSAGE(WM_SHOWTASK,OnShowTask)//消息映射

END_MESSAGE_MAP()

void ScheduleDlg::toTray()//最小化到托盘

{

    NOTIFYICONDATA nid;

    nid.cbSize=(DWORD)sizeof(NOTIFYICONDATA);

    nid.hWnd=this->m_hWnd;

    nid.uID=IDR_MAINFRAME;

    nid.uFlags=NIF_ICON|NIF_MESSAGE|NIF_TIP ;

    nid.uCallbackMessage=WM_SHOWTASK;//自定义的消息名称

    nid.hIcon=LoadIcon(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDR_MAINFRAME));

    strcpy(nid.szTip,"OA");//信息提示条为“OA”

    Shell_NotifyIcon(NIM_ADD,&nid);//在托盘区添加图标

    ShowWindow(SW_HIDE);//隐藏主窗口

}

LRESULT ScheduleDlg::OnShowTask(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 ;

    switch (lParam)

    {

    case WM_LBUTTONUP://左键单击显示主界面

        {

            this->ShowWindow(SW_SHOW);

            SetForegroundWindow();

            DeleteTray();

        }break;

    case WM_RBUTTONUP://右击弹出菜单

        {

            LPPOINT lpoint = new tagPOINT;

            ::GetCursorPos(lpoint);//得到鼠标位置

            CMenu menu;

            menu.CreatePopupMenu();

            menu.AppendMenu(MFT_STRING, IDR_SHOW, "打开主界面");

            menu.AppendMenu(MFT_STRING, IDR_OTHER, "其他");

            menu.AppendMenu(MFT_STRING, IDR_EXIT, "退出");

            SetForegroundWindow();

            EnableMenuItem(menu,IDR_OTHER,MF_GRAYED);//"其他"菜单变灰

            //menu.TrackPopupMenu(TPM_LEFTALIGN, lpoint->x,lpoint->y,this);//显示菜单

            int xx=TrackPopupMenu(menu,TPM_RETURNCMD,lpoint->x,lpoint->y,NULL,this->m_hWnd,NULL);//显示菜单并获取选项ID

            if(xx==IDR_SHOW)

            {

                this->ShowWindow(SW_SHOW);

                SetForegroundWindow();

                DeleteTray();

            }

            else if(xx==IDR_OTHER) {MessageBox("你点击了“其他”菜单","提示",MB_OK);}

            else if(xx==IDR_EXIT) {OnBnClickedCancel();}

            HMENU hmenu = menu.Detach();

            menu.DestroyMenu();

            delete lpoint;

        }break;

    case WM_LBUTTONDBLCLK:

        {

            //双击不处理

        }break;

    }

    return ;

}

void ScheduleDlg::DeleteTray()//销毁托盘图标

{

    NOTIFYICONDATA nid;

    nid.cbSize = (DWORD)sizeof(NOTIFYICONDATA);

    nid.hWnd = this->m_hWnd;

    nid.uID = IDR_MAINFRAME;

    nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;

    nid.uCallbackMessage = WM_SHOWTASK;

    nid.hIcon = LoadIcon(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDR_MAINFRAME));

    strcpy(nid.szTip,"OA");

    Shell_NotifyIcon(NIM_DELETE, &nid);

}