createchannelpage1.cpp

beereader source code

// CreateChannelPage1.cpp : implementation file
//

#include "stdafx.h"
#include <AFXINET.H>
#include "BeeReader.h"
#include "CreateChannelPage1.h"
#include "CreateChannelSheet.h"
#include "Clipboard.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CCreateChannelPage1 property page

IMPLEMENT_DYNCREATE(CCreateChannelPage1, CPropertyPage)

CCreateChannelPage1::CCreateChannelPage1() : CPropertyPage(CCreateChannelPage1::IDD)
{
	//{{AFX_DATA_INIT(CCreateChannelPage1)
	m_szRssURL = _T("");
	//}}AFX_DATA_INIT
}

CCreateChannelPage1::~CCreateChannelPage1()
{
}

void CCreateChannelPage1::DoDataExchange(CDataExchange* pDX)
{
	CPropertyPage::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCreateChannelPage1)
	DDX_Control(pDX, IDC_EDIT_RSSPATH, m_Url);
	DDX_Text(pDX, IDC_EDIT_RSSPATH, m_szRssURL);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CCreateChannelPage1, CPropertyPage)
	//{{AFX_MSG_MAP(CCreateChannelPage1)
		// NOTE: the ClassWizard will add message map macros here
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCreateChannelPage1 message handlers

BOOL CCreateChannelPage1::OnSetActive() 
{
	// TODO: Add your specialized code here and/or call the base class
	CCreateChannelSheet* pSheet = (CCreateChannelSheet*)GetParent();
	pSheet->SetWizardButtons( PSWIZB_BACK | PSWIZB_NEXT );

	CString szText;
	if( CClipboard::GetText( szText ) )
	{
		if( szText.GetLength() > 6 ) 
		{
		  CString szLeft = szText.Left(5);
		  BOOL bOK = FALSE;
		  if( szLeft.CompareNoCase("http:")==0 ) 
		  {
			  bOK = TRUE;
		  }
		  else
		  {
		    szLeft = szText.Left(6);
			if( szLeft.CompareNoCase("https:")==0 || szLeft.CompareNoCase("files:")==0 )
				bOK = TRUE;
		  }
		  if( bOK )
		  {
		    m_szRssURL = szText;
		    UpdateData(FALSE);		
		  }
		}
	}


	return CPropertyPage::OnSetActive();
}

LRESULT CCreateChannelPage1::OnWizardNext() 
{
	// TODO: Add your specialized code here and/or call the base class
	UpdateData(TRUE);
	m_szRssURL.TrimLeft();
	m_szRssURL.TrimRight();
    
	CCreateChannelSheet* pSheet = (CCreateChannelSheet*)GetParent();

	if( !ParseURL( m_szRssURL ) )
	{
		MessageBox(_T("产生错误的原因可能是未提供有效的频道RssFeed路径"),_T("错误提示"),MB_ICONERROR|MB_OK);
		m_Url.SetSel(0,-1,TRUE);
		m_Url.SetFocus();
		return -1;
	}
	if( pSheet->FilterChannel( m_szRssURL ) )
	{
		MessageBox(_T("此频道RssFeed已存在频道树中,请输入新的RssFeed路径"),_T("系统警告"),MB_ICONWARNING|MB_OK);
        m_Url.SetSel(0,-1,TRUE);
		m_Url.SetFocus();
		return -1;
	}
	else
	{
	   CCreateChannelSheet* pSheet = (CCreateChannelSheet*)GetParent();
	   pSheet->pNewChannel->SetURL( m_szRssURL ); 
	}

	return CPropertyPage::OnWizardNext();
}

BOOL CCreateChannelPage1::ParseURL( CString& sURL)
{
	DWORD dwService;
	INTERNET_PORT nPort;
	CString sServer;
	CString sObject;
	CString sPath;

	AfxParseURL(sURL, dwService, sServer, sObject, nPort);

	if( dwService == AFX_INET_SERVICE_HTTP || dwService == AFX_INET_SERVICE_HTTPS )
	{
	   return TRUE;
	}

	return FALSE;
}