cdromcontroldlg.cpp

光驱控制程序

// CDROMControlDlg.cpp : implementation file
//

#include "stdafx.h"
#include "CDROMControl.h"
#include "CDROMControlDlg.h"
#include <mmsystem.h>
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
#define WM_NOTIFYICON   WM_USER+1
#define IDC_NOTIFYICON  WM_USER+2

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCDROMControlDlg dialog

//主程序对话框类构造函数
CCDROMControlDlg::CCDROMControlDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCDROMControlDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCDROMControlDlg)
	m_nIconPos      = 0;    //托盘区动画图标从m_hIconArray[0]开始显示
	m_bIsFirstMinimized  = FALSE;//初始时，应用程序未曾经处于最小化状态过
	m_bIsMinimized       = FALSE;//初始时，应用程序未处于最小化状态
	//}}AFX_DATA_INIT
		
	m_hIcon         = AfxGetApp()->LoadIcon(IDR_MAINFRAME);

	//加载托盘区动画图标
	m_hIconArray[0] = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	m_hIconArray[1] = AfxGetApp()->LoadIcon(IDI_ICON1);
	m_hIconArray[2] = AfxGetApp()->LoadIcon(IDI_ICON2);
	m_hIconArray[3] = AfxGetApp()->LoadIcon(IDI_ICON3);
}

void CCDROMControlDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCDROMControlDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCDROMControlDlg, CDialog)
	//{{AFX_MSG_MAP(CCDROMControlDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_OPEN, OnButtonOpen)
	ON_BN_CLICKED(IDC_BUTTON_CLOSE, OnButtonClose)
	ON_BN_CLICKED(IDC_BUTTON_MINIMIZE, OnButtonMinimize)
	ON_WM_DESTROY()
	ON_WM_TIMER()
	ON_MESSAGE(WM_NOTIFYICON,OnWM_NOTIFYICON)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCDROMControlDlg message handlers

BOOL CCDROMControlDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

/*系统消息处理函数，当用户点击应用程序右上角最小化按钮时，
  任务栏不出现最小化窗口，而是显示在系统托盘区。*/
void CCDROMControlDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		if(nID == SC_MINIMIZE)
		   OnButtonMinimize();
		else
		   CDialog::OnSysCommand(nID, lParam);
	}
}

void CCDROMControlDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CCDROMControlDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

//“打开”按钮响应函数
void CCDROMControlDlg::OnButtonOpen()
{
     // TODO: Add your control notification handler code here
  	 mciSendString("set cdaudio door open",NULL,0,0);
	
}

//“关闭”按钮响应函数 
void CCDROMControlDlg::OnButtonClose()
{
  	 // TODO: Add your control notification handler code here
	 mciSendString("set cdaudio door closed",NULL,0,0);	
}

/*托盘区图标消息处理函数，该函数实现功能为：在托盘区图标上单击右键
  时在鼠标位置弹出一个菜单，如果不选择菜单选项，在其他地方单击鼠标，
  菜单消失；当双击左键时，程序主窗口重新弹出显示。*/
void CCDROMControlDlg::OnWM_NOTIFYICON(WPARAM wParam,LPARAM lParam)
{
	UINT nID = (UINT)wParam;
	UINT uMouseMsg = (UINT)lParam;
	switch(uMouseMsg)
	{
	    case WM_LBUTTONDBLCLK:
			 if(m_bIsMinimized == TRUE)
			 {
				ShowWindow(SW_SHOW);
			    m_bIsMinimized = !m_bIsMinimized;
			 }
			 break;
		case WM_RBUTTONDOWN:
			 CMenu  menu;
			 CPoint curpos;
			 GetCursorPos(&curpos);
			 if(menu.LoadMenu(IDR_MENU))
			 {
			    CMenu* pPopup;
				pPopup=menu.GetSubMenu(0);
				ASSERT(pPopup!=NULL);
				SetForegroundWindow();
				pPopup->TrackPopupMenu(TPM_LEFTALIGN|TPM_RIGHTBUTTON,curpos.x,curpos.y,AfxGetMainWnd());
			 }
	}
}

//最小化按钮响应函数
void CCDROMControlDlg::OnButtonMinimize()
{
	// TODO: Add your control notification handler code here
	if(m_bIsFirstMinimized == FALSE)
	{  
	   NOTIFYICONDATA nc;
	   nc.cbSize = sizeof(NOTIFYICONDATA);
	   nc.hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	   nc.hWnd = m_hWnd;
	   lstrcpy(nc.szTip,"光盘驱动器开关控制器1.0");  //鼠标停留在托盘图标上时显示的信息    
	   nc.uCallbackMessage = WM_NOTIFYICON;
	   nc.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
	   nc.uID = IDC_NOTIFYICON;
	   Shell_NotifyIcon(NIM_ADD, &nc); 
	   SetTimer(1,200,NULL);//设置定时器
	   m_bIsFirstMinimized = TRUE;
	}
	ShowWindow(SW_HIDE);
    m_bIsMinimized = TRUE;
}

//应用程序退出时，主窗口销毁消息响应处理函数
void CCDROMControlDlg::OnDestroy() 
{
	CDialog::OnDestroy();	
	//程序退出，从托盘区删除图标
	NOTIFYICONDATA nc;
	nc.cbSize = sizeof(NOTIFYICONDATA);
	nc.hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	nc.hWnd = m_hWnd;
    nc.uCallbackMessage = WM_NOTIFYICON;
	nc.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
	nc.uID = IDC_NOTIFYICON;
	Shell_NotifyIcon(NIM_DELETE, &nc);
	//关闭定时器
	KillTimer(1);	
}

//定时器消息处理函数，用来实现动画图标
void CCDROMControlDlg::OnTimer(UINT nIDEvent) 
{
    NOTIFYICONDATA nc;
	nc.cbSize = sizeof(NOTIFYICONDATA);
	if(m_nIconPos==3)
	   m_nIconPos=0;
	nc.hIcon = m_hIconArray[m_nIconPos++];
	nc.hWnd = m_hWnd;
	lstrcpy(nc.szTip,"光盘驱动器开关控制器1.0");
	nc.uCallbackMessage = WM_NOTIFYICON;
	nc.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
	nc.uID = IDC_NOTIFYICON;
	Shell_NotifyIcon(NIM_MODIFY, &nc); 
	CDialog::OnTimer(nIDEvent);
}