www.pudn.com > DownloadDlg_src.zip > InetDownloadDlg.cpp

#include "stdafx.h" 
#include "InetDownload.h" 
#include "InetDownloadDlg.h" 
#include "HttpDownloadDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
class CAboutDlg : public CDialog 
{ 
public: 
	CAboutDlg(); 
 
	//{{AFX_DATA(CAboutDlg) 
	enum { IDD = IDD_ABOUTBOX }; 
	//}}AFX_DATA 
 
	//{{AFX_VIRTUAL(CAboutDlg) 
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support 
	//}}AFX_VIRTUAL 
 
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() 
 
 
CInetDownloadDlg::CInetDownloadDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CInetDownloadDlg::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CInetDownloadDlg) 
	m_sFile = _T(""); 
	m_sPassword = _T(""); 
	m_sURL = _T(""); 
	m_sUserName = _T(""); 
	//}}AFX_DATA_INIT 
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); 
} 
 
void CInetDownloadDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CInetDownloadDlg) 
	DDX_Text(pDX, IDC_FILE, m_sFile); 
	DDX_Text(pDX, IDC_PASSWORD, m_sPassword); 
	DDX_Text(pDX, IDC_URL, m_sURL); 
	DDX_Text(pDX, IDC_USER, m_sUserName); 
	//}}AFX_DATA_MAP 
 
  if (pDX->m_bSaveAndValidate) 
  { 
    if (m_sURL.IsEmpty()) 
    { 
      AfxMessageBox(_T("Please enter a non-empty URL to download")); 
      pDX->PrepareEditCtrl(IDC_URL); 
      pDX->Fail(); 
    } 
    if (m_sFile.IsEmpty()) 
    { 
      AfxMessageBox(_T("Please specify a file to download into")); 
      pDX->PrepareEditCtrl(IDC_FILE); 
      pDX->Fail(); 
    } 
  } 
} 
 
BEGIN_MESSAGE_MAP(CInetDownloadDlg, CDialog) 
	//{{AFX_MSG_MAP(CInetDownloadDlg) 
	ON_WM_SYSCOMMAND() 
	ON_WM_PAINT() 
	ON_WM_QUERYDRAGICON() 
	ON_BN_CLICKED(IDC_DOWNLOAD, OnDownload) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
BOOL CInetDownloadDlg::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); 
		} 
	} 
 
	SetIcon(m_hIcon, TRUE);			// Set big icon 
	SetIcon(m_hIcon, FALSE);		// Set small icon 
	 
	return TRUE;  // return TRUE  unless you set the focus to a control 
} 
 
void CInetDownloadDlg::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 CInetDownloadDlg::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(); 
	} 
} 
 
HCURSOR CInetDownloadDlg::OnQueryDragIcon() 
{ 
	return (HCURSOR) m_hIcon; 
} 
 
void CInetDownloadDlg::OnDownload()  
{ 
  if (UpdateData()) 
  { 
    CHttpDownloadDlg dlg; 
    dlg.m_sURLToDownload = m_sURL; 
    dlg.m_sFileToDownloadInto = m_sFile; 
 
    if (m_sUserName.GetLength()) 
    { 
      dlg.m_sUserName = m_sUserName; 
      dlg.m_sPassword = m_sPassword; 
    } 
 
    if (dlg.DoModal() == IDOK) 
      AfxMessageBox(_T("File has been downloaded")); 
  } 
}