yadlg.cpp

这是书上的代码

// yaDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ya.h"
#include "yaDlg.h"
#include "shellapi.h"
#include"winuser.h"
#include"dbt.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CYaDlg dialog

CYaDlg::CYaDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CYaDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CYaDlg)
	m_papertime = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	mouseflag=FALSE;
    m_image.Create(16,16,ILC_COLOR,1,20);
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
    m_curpaper=0;
    m_currentdate=0;
    
   
 
}

void CYaDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CYaDlg)
	DDX_Control(pDX, IDC_LIST1, m_list1);
	DDX_Control(pDX, IDC_DISPMODE, m_dispmode);
	DDX_Control(pDX, IDC_SPIN1, m_spin1);
	DDX_Text(pDX, IDC_PAPERTIME, m_papertime);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CYaDlg, CDialog)
	//{{AFX_MSG_MAP(CYaDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_ADDPAPER, OnAddpaper)
	ON_BN_CLICKED(IDC_DELETEPAPER, OnDeletepaper)
	ON_NOTIFY(NM_CLICK, IDC_LIST1, OnClickList1)
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	//}}AFX_MSG_MAP
ON_MESSAGE(WM_USER+1,OnStatusIcon)
ON_MESSAGE(WM_USER+2,OnHideWindow)	
ON_COMMAND(ID_MENUABOUT,OnMenuAbout)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CYaDlg message handlers

BOOL CYaDlg::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
	PostMessage(WM_USER+2);
	//system pane icon
	HICON icon=AfxGetApp()->LoadIcon(IDI_ICON1);
	
	data.cbSize=sizeof(NOTIFYICONDATA);
	data.hIcon=icon;
	data.hWnd=m_hWnd;
	strcpy(data.szTip,"this is a really cry");
	data.uCallbackMessage=WM_USER+1;
	data.uFlags=NIF_ICON|NIF_MESSAGE|NIF_TIP;
	data.uID=88;
	if(!Shell_NotifyIcon(NIM_ADD,&data))
		MessageBox("wa,buxingyai");
  //spin control
	m_spin1.SetRange(1,30);
	m_spin1.SetPos(1);
	//add icon in imagelist
	m_image.Add(AfxGetApp()->LoadIcon(IDI_ICON1));
	m_image.Add(AfxGetApp()->LoadIcon(IDI_ICON2));
	
//initialize list box
	m_list1.SetImageList(&m_image,LVSIL_SMALL);
	m_list1.SetIconSpacing(40,80);
//////////////
	
	
	
/////////////read data from regedit
	int nums=AfxGetApp()->GetProfileInt("paper","papernum",0);
	if(nums!=0)
	{
		for(int i=0;i<=nums;i++)
		{
		    CString string,getstring;
            string.Format("wallpaper%d",i);
		    getstring=AfxGetApp()->GetProfileString("paper",string);
        
	        m_list1.InsertItem(i,getstring,1);
		}
	}
    	
	int mode=AfxGetApp()->GetProfileInt("paper","dispmode",0);
	m_dispmode.SetCurSel(mode);
	
	//UpdateData(FALSE);
	
	//////////////////////////////////////////when open the computer it can check if need 
	//////////////////////////////////////////change the wallpaper,if need ,will do it
	m_curpaper=AfxGetApp()->GetProfileInt("paper","currentpaper",0);
    if(m_curpaper>=nums)
		m_curpaper=-1;
	////////////
    m_list1.SetHotItem(m_curpaper);
    
	
	//	OnPreviewPaper();
	/////////////
	int m_getcurpaperindex=0;
   
    m_papertime=AfxGetApp()->GetProfileInt("papertime","updateperiod",1);
    int m_lastupdatetime=AfxGetApp()->GetProfileInt("papertime","lastupdatetime",0);
    //initialize viarable m_date
	m_date=COleDateTime::GetCurrentTime();
	m_currentdate=m_date.GetDayOfYear();
	
    BOOL  m_changeflag=FALSE;
	if(m_currentdate-m_lastupdatetime>=m_papertime)
	{
		m_changeflag=TRUE;
	}
	if(m_currentdate-m_lastupdatetime<0)
	{
		int year=m_date.GetYear()-1;
		if(year%1000==0)
		{
			if(year%400==0) year=366;
			else year=365;	
		}
		else
		{
			if(year%4==0) year=366;
			else year=365;
		}
		if(year-m_lastupdatetime+m_currentdate>=m_papertime)
            m_changeflag=TRUE;
	}
	if(m_changeflag)
	{   
	   AfxGetApp()->WriteProfileInt("papertime","lastupdatetime",m_currentdate);
       m_getcurpaperindex=AfxGetApp()->GetProfileInt("paper","currentpaper",0);
	   CString m_curstring;
	   m_curstring.Format("wallpaperpath%d",m_getcurpaperindex);
	   CString m_getcurpaperpath=AfxGetApp()->GetProfileString("paperpath",m_curstring);
       CString m_tile,m_style;
	   switch(m_dispmode.GetCurSel())
	   {
	   case 1:
		   m_tile.Format("%d",1);
		   m_style.Format("%d",0);
		   break;
	   case 2:
		   m_tile.Format("%d",0);
		   m_style.Format("%d",2);
		   break;
	   default:
		   m_tile.Format("%d",0);
		   m_style.Format("%d",0);
		   break;
	   }
	TCHAR szData[MAX_PATH],szTile[MAX_PATH],szStyle[MAX_PATH];
	wsprintf(szData,m_getcurpaperpath);
	wsprintf(szTile,m_tile);
	wsprintf(szStyle,m_style);
	HKEY hkey1,hkey2;
	::RegOpenKeyEx(HKEY_CURRENT_USER,"Control Panel",0,KEY_SET_VALUE,&hkey1);
	::RegOpenKeyEx(hkey1,"desktop",0,KEY_SET_VALUE,&hkey2);
	::RegSetValueEx(hkey2,"Wallpaper",0,REG_SZ,(LPBYTE)szData,lstrlen(szData)+1);
    ::RegSetValueEx(hkey2,"TileWallpaper",0,REG_SZ,(LPBYTE)szTile,lstrlen(szTile)+1);
    ::RegSetValueEx(hkey2,"WallpaperStyle",0,REG_SZ,(LPBYTE)szStyle,lstrlen(szStyle)+1);
    ::RegCloseKey(hkey2);
	::RegCloseKey(hkey1);
	
	mouseflag=TRUE;
	++m_curpaper;
	AfxGetApp()->WriteProfileInt("paper","currentpaper",m_curpaper);
	
	SystemParametersInfo(SPI_SETDESKWALLPAPER,0,NULL,0);
	
	::RegOpenKeyEx(HKEY_CURRENT_USER,"Control Panel",0,KEY_SET_VALUE,&hkey1);
	::RegOpenKeyEx(hkey1,"desktop",0,KEY_SET_VALUE,&hkey2);
	::RegSetValueEx(hkey2,"Wallpaper",0,REG_SZ,(LPBYTE)szData,lstrlen(szData)+1);
    ::RegSetValueEx(hkey2,"TileWallpaper",0,REG_SZ,(LPBYTE)szTile,lstrlen(szTile)+1);
    ::RegSetValueEx(hkey2,"WallpaperStyle",0,REG_SZ,(LPBYTE)szStyle,lstrlen(szStyle)+1);
    ::RegCloseKey(hkey2);
	::RegCloseKey(hkey1);
	}
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CYaDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CYaDlg::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();
	    OnPreviewPaper();
	}
}

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

LRESULT CYaDlg::OnStatusIcon(WPARAM wparam, LPARAM lparam)
{