sharingpropsdlg.cpp

c++系统开发实例精粹内附的80例源代码 环境:windows2000,c++6.0

//////////////////////////////////////////////////////////////////////
// FileFury
// Copyright (c) 2000 Tenebril Incorporated
// All rights reserved.
//
// This source code is governed by the Tenebril open source
// license (http://www.tenebril.com/developers/opensource/license.html)
//
// For more information on this and other open source applications,
// visit the Tenebril OpenSource page:
//       http://www.tenebril.com/developers/opensource
//
//////////////////////////////////////////////////////////////////////

// SharingPropsDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Oscar.h"
#include "SharingPropsDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CSharingPropsDlg dialog


CSharingPropsDlg::CSharingPropsDlg(CWnd* pParent, LPCTSTR czDir)
	: CDialog(CSharingPropsDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSharingPropsDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT

	m_cszDirectory = czDir;
	m_bHasSetProps = FALSE;
}


void CSharingPropsDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSharingPropsDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CSharingPropsDlg, CDialog)
	//{{AFX_MSG_MAP(CSharingPropsDlg)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSharingPropsDlg message handlers

BOOL CSharingPropsDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// Get the security filter.
	COscarApp *pApp = (COscarApp *)AfxGetApp();
	ASSERT(pApp);
	m_pSecFilter = pApp->GetArchive()->m_pSecurityFilter;
	ASSERT(m_pSecFilter);
	
	// Find out whether this directory is shared.
	m_bShared = m_pSecFilter->IsShared(m_cszDirectory);

	// Update the radio buttons accordingly.
	if(m_bShared)
		CheckRadioButton( IDC_PRIVATE, IDC_SHARED, IDC_SHARED );
	else
		CheckRadioButton( IDC_PRIVATE, IDC_SHARED, IDC_PRIVATE );

	// Check to see whether this directory can be shared.
	m_bCanShare = m_pSecFilter->CanShare(m_cszDirectory);

	// Check to see whether this directory is directly shared.
	m_bDirectlyShared = m_pSecFilter->IsDirectlyShared(m_cszDirectory);

	// Update the radio buttons and comment accordingly.
	m_bCanChangeProps = (m_bCanShare && !(m_bShared && !m_bDirectlyShared));
	if(!m_bCanChangeProps)
	{
		if(!m_bCanShare)
		{
			ASSERT(!m_bShared);

			// Just in case...
			CheckRadioButton( IDC_PRIVATE, IDC_SHARED, IDC_PRIVATE );
		}

		// Disable the radio buttons.
		CWnd *pWnd = GetDlgItem(IDC_PRIVATE);
		ASSERT(pWnd);
		pWnd->EnableWindow(FALSE);
		pWnd = GetDlgItem(IDC_SHARED);
		ASSERT(pWnd);
		pWnd->EnableWindow(FALSE);

		if(!m_bCanShare)
		{
			SetDlgItemText(IDC_COMMENTS,
				_T("This directory cannot be shared.  System and root directories "
				   "are not shareable for security reasons."));
		}
		else
		{
			SetDlgItemText(IDC_COMMENTS,
				_T("An ancestor directory of this one is shared; you must change "
				   "its properties directly."));
		}
	}

	// Set the directory name.
	SetDlgItemText(IDC_DIRECTORY, m_cszDirectory);
	
	// Set the icon.
	CStatic *pGuider;
	CRect crGuider;

	pGuider = (CStatic *)GetDlgItem(IDC_LOGOGUIDER);
	pGuider->GetWindowRect(&crGuider);
	ScreenToClient(&crGuider);

	m_cLogoBox.Create(WS_VISIBLE | WS_CHILD | WS_DISABLED,
		crGuider, this, IDC_LOGOBOX, IDB_FOLDER,
		CSize(52, 40), RGB(191, 191, 191));
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CSharingPropsDlg::OnOK() 
{
	if(IsDlgButtonChecked(IDC_SHARED))
		m_bFutureShare = TRUE;
	else
		m_bFutureShare = FALSE;

	m_bHasSetProps = TRUE;
	
	CDialog::OnOK();
}

BOOL CSharingPropsDlg::FutureSharing(BOOL &bShare)
{
	bShare = m_bFutureShare;

	return (m_bCanChangeProps && m_bHasSetProps);
}