first mfc - yamaumima/hello.github.io GitHub Wiki

BEGIN_MESSAGE_MAP(CFirstMFCDlg, CDialog)
	//{{AFX_MSG_MAP(CFirstMFCDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_ADD, OnAdd)
	ON_BN_CLICKED(IDC_DEL, OnDel)
	ON_BN_CLICKED(IDC_MOD, OnMod)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CFirstMFCDlg message handlers
//WM_INITDIALOG 当对话框还未显示出来的时候
BOOL CFirstMFCDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	CListCtrl* pList = (CListCtrl*)GetDlgItem(IDC_LIST);
	pList ->InsertColumn(0,"工号",LVCFMT_LEFT,120);
	pList ->InsertColumn(1,"姓名",0,160);
	pList ->InsertColumn(2,"工资",0,160);

	// 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
}

void CFirstMFCDlg::OnAdd() 
{
	CString str;
	this ->GetDlgItemText(IDC_NUMB,str);
	CListCtrl* pList = (CListCtrl*)GetDlgItem(IDC_LIST);
	int nCount = pList ->GetItemCount();
	pList ->InsertItem(nCount,str);
	GetDlgItemText(IDC_NAME,str);
	pList ->SetItemText(nCount,1,str);
	GetDlgItemText(IDC_SALA,str);
	pList ->SetItemText(nCount,2,str);

}

void CFirstMFCDlg::OnDel() 
{
	CListCtrl* pList = (CListCtrl*)GetDlgItem(IDC_LIST);

	//int nSel = pList ->GetSelectionMark();
	POSITION pos = pList ->GetFirstSelectedItemPosition();
	int nSel = pList ->GetNextSelectedItem(pos);
	
	if(nSel < 0)
	{
		AfxMessageBox("请先选中一行再删除！");
		return;
	}
	if(IDYES==AfxMessageBox("确认删除选中的数据吗？",MB_YESNO))
		pList ->DeleteItem(nSel);
}

void CFirstMFCDlg::OnMod() 
{
	CListCtrl* pList = (CListCtrl*)GetDlgItem(IDC_LIST);

	//int nSel = pList ->GetSelectionMark();
	POSITION pos = pList ->GetFirstSelectedItemPosition();
	int nSel = pList ->GetNextSelectedItem(++pos);
	if(nSel < 0)
	{
		AfxMessageBox("请先选中一行再修改！");
		return;
	}
	CString str;
	GetDlgItemText(IDC_NUMB,str);
	if(IDNO==AfxMessageBox("确定要修改 " + str + " 的数据吗？",MB_YESNO))
		return;

	
	GetDlgItemText(IDC_NAME,str);
	pList ->SetItemText(nSel,1,str);
	GetDlgItemText(IDC_SALA,str);
	pList ->SetItemText(nSel,2,str);
	
	
}