ex7dlg.cpp

从学案例入手

// Ex7Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "Ex7.h"
#include "Ex7Dlg.h"
#include "InputDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CEx7Dlg dialog

CEx7Dlg::CEx7Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CEx7Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CEx7Dlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CEx7Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CEx7Dlg)
	DDX_Control(pDX, IDC_LISTSELECTED, m_lsSelected);
	DDX_Control(pDX, IDC_LISTSELECTABLE, m_lsSelectable);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CEx7Dlg, CDialog)
	//{{AFX_MSG_MAP(CEx7Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BTNCHANGEDIR, OnBtnchangedir)
	ON_BN_CLICKED(IDC_BTNADD, OnBtnadd)
	ON_BN_CLICKED(IDC_BTNDEL, OnBtnDel)
	ON_BN_CLICKED(IDC_BTNCLEAR, OnBtnClear)
	ON_LBN_DBLCLK(IDC_LISTSELECTABLE, OnDblclkListselectable)
	ON_LBN_DBLCLK(IDC_LISTSELECTED, OnDblClkListSelected)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEx7Dlg message handlers

BOOL CEx7Dlg::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_lsSelectable.ResetContent();
	m_lsSelectable.Dir(0x17,"*.*");
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CEx7Dlg::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 CEx7Dlg::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 CEx7Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CEx7Dlg::OnBtnchangedir() 
{
	// TODO: Add your control notification handler code here
	CInputDlg dlg;
	CString str=dlg.GetInput("输入目录","输入新的目录名:");
	if (str!="" && str.Left(1)!="\\"){
		str+="\\";
	}

	if (str!=""){
		m_lsSelectable.ResetContent();
		int iResult=m_lsSelectable.Dir(0x17,str+"*.*");

		if (iResult==LB_ERR){
			MessageBox("添加文件名出错!");
		}
		else if (iResult==LB_ERRSPACE){
			MessageBox("无法为列表框分配足够的内存!");
		}
	}

}

void CEx7Dlg::OnBtnadd() 
{
	// TODO: Add your control notification handler code here
	
	CString str;
	for (int i=0; i<m_lsSelectable.GetCount(); i++){
		if (m_lsSelectable.GetSel(i)){
			m_lsSelectable.GetText(i, str);
			m_lsSelected.AddString(str);
		}
	}

}


void CEx7Dlg::OnBtnDel() 
{
	// TODO: Add your control notification handler code here

	for (int i=m_lsSelected.GetCount()-1; i>-1; i--){
		if (m_lsSelected.GetSel(i))	{
			m_lsSelected.DeleteString(i);
		}
	}
}


void CEx7Dlg::OnBtnClear() 
{
	// TODO: Add your control notification handler code here
	m_lsSelected.ResetContent(); 	
}

void CEx7Dlg::OnDblclkListselectable() 
{
	// TODO: Add your control notification handler code here
	CEx7Dlg::OnBtnadd();
}

void CEx7Dlg::OnDblClkListSelected() 
{
	// TODO: Add your control notification handler code here
	CEx7Dlg::OnBtnDel();	
}