www.gusucode.com > VC++ CList数据添加与删除实例-源码程序 > VC++ CList数据添加与删除实例-源码程序/code/CList_1Dlg.cpp

    // CList_1Dlg.cpp : implementation file
// Download by http://www.NewXing.com

#include "stdafx.h"
#include "CList_1.h"
#include "CList_1Dlg.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()

/////////////////////////////////////////////////////////////////////////////
// CCList_1Dlg dialog

CCList_1Dlg::CCList_1Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCList_1Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCList_1Dlg)
	m_name = _T("");
	m_id = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CCList_1Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCList_1Dlg)
	DDX_Control(pDX, IDC_LIST1, m_ListBox);
	DDX_Text(pDX, IDC_EDIT1, m_name);
	DDX_Text(pDX, IDC_EDIT4, m_id);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCList_1Dlg, CDialog)
	//{{AFX_MSG_MAP(CCList_1Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDOK, OnButtonAdd)
	ON_LBN_SELCHANGE(IDC_LIST1, OnSelchangeList1)
	ON_BN_CLICKED(IDC_DEL_BUTTON1, OnDelButton1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCList_1Dlg message handlers

BOOL CCList_1Dlg::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
	m_id=0000;
	UpdateData(FALSE);
	GetDlgItem(IDC_DEL_BUTTON1)->EnableWindow(FALSE);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CCList_1Dlg::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 CCList_1Dlg::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 CCList_1Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

BOOL CCList_1Dlg::Validate()
{
/*	UpdateData(TRUE);
	m_name.TrimLeft();
	m_sex.TrimLeft();
	m_class.TrimLeft();
//	m_ListBox.TrimLeft();
	if(m_name.IsEmpty()||m_sex.IsEmpty()||m_class.IsEmpty()||m_ListBox.IsEmpty())
	{
		MessageBox("输入信息无效");
		return FALSE;
	}
	return TRUE;
*/
	return TRUE;
}

void CCList_1Dlg::OnButtonAdd() 
{
	// TODO: Add your control notification handler code here
   int Index,test;
   UpdateData(TRUE);
   test=m_ListBox.FindStringExact(-1,m_name);
   if(test!=LB_ERR)return;
   Index=m_ListBox.AddString(m_name);
   m_ListBox.SetItemData(Index,m_id);
   UpdateData(FALSE);
   GetDlgItem(IDC_DEL_BUTTON1)->EnableWindow(TRUE);
}

void CCList_1Dlg::OnSelchangeList1() 
{
	// TODO: Add your control notification handler code here
	int nIndex=m_ListBox.GetCurSel();
	m_ListBox.GetText(nIndex,m_name);
	m_id=m_ListBox.GetItemData(nIndex);
	UpdateData(FALSE);
	
}

void CCList_1Dlg::OnDelButton1() 
{
	// TODO: Add your control notification handler code here
    int Index;
	Index=m_ListBox.GetCurSel();
     m_ListBox.DeleteString(Index);	 
	  Index=m_ListBox.GetCurSel();
	  if(Index==LB_ERR)GetDlgItem(IDC_DEL_BUTTON1)->EnableWindow(FALSE);
}