chprefs.cpp

Windows上的MUD客户端程序

	{	
		string		strTag;

		LOADSTRING( IDS_TINTIN_NO_FILE, strTag );
		pStatic->SetWindowText( strTag );
	}
}


/*----------------------------------------------------------------------------
	ChTextInPrefsPage message handlers
----------------------------------------------------------------------------*/

void ChTextInPrefsPage::OnUpdateEditLineCount() 
{
	string		strNewText;
	const char*	pstrOld;

	m_editLineCount.GetWindowText( m_strLineCount );
	pstrOld = m_strLineCount;

	while (*pstrOld)
	{
		if (isdigit( *pstrOld ))
		{
			strNewText += *pstrOld;
		}

		pstrOld++;
	}

	if (strNewText != m_strLineCount)
	{
		int		iStart;
		int		iEnd;

		m_editLineCount.GetSel( iStart, iEnd );

		m_editLineCount.SetWindowText( strNewText );

											/* Subtract one since we're
												removing a character from
												the edit field */
		if (iStart > 0)	iStart--;
		if (iEnd > 0)	iEnd--;

		m_editLineCount.SetSel( iStart, iEnd );
		MessageBeep( MB_OK );
	}
}


void ChTextInPrefsPage::OnTintinFile() 
{
	string		strFilter;
	string		strTitle;
	int			iResult;

	LOADSTRING( IDS_OPEN_TINTIN_FILTER, strFilter );
	LOADSTRING( IDS_OPEN_TINTIN_TITLE, strTitle );

	ChTinTinSelectFileDlg	browseDlg( strTitle, m_strTinTinFile, strFilter,
											AfxGetMainWnd() );

	iResult = browseDlg.DoModal();

	if (IDOK == iResult)
	{										// Read the registry again

		m_reg.Read( TEXT_IN_TINTIN_FILE, m_strTinTinFile,
					TEXT_IN_TINTIN_FILE_DEF );
		DisplayTinTinName( m_strTinTinFile );
	}
	else if (IDC_NO_TINTIN_FILE == iResult)
	{
		m_strTinTinFile = "";

		DisplayTinTinName( m_strTinTinFile );
	}
}


/*----------------------------------------------------------------------------
	Utility functions
----------------------------------------------------------------------------*/

UINT APIENTRY ChOpenFileHook( HWND hdlg, UINT message, WPARAM wParam,
									LPARAM lParam );
CH_INTERN_FUNC( bool )
ChOpenFileHookNotify( HWND hDlg, OFNOTIFY* pOFN );


/*----------------------------------------------------------------------------
	ChTinTinSelectFileDlg class
----------------------------------------------------------------------------*/

ChTinTinSelectFileDlg::ChTinTinSelectFileDlg( const string& strTitle,
														const string& strBrowser,
														const string& strFilter,
														CWnd* pParent ) :
		CFileDialog( true, "txt", 0, OPEN_DLG_FLAGS, strFilter ),
		m_reg( TEXT_IN_PREFS_GROUP )
{
	chuint32	flSysProps = ChUtil::GetSystemProperties();
	string		strBrowserName( strBrowser );
	int			iIndex = strBrowser.ReverseFind( '\\' );

	if (-1 != iIndex)
	{
		m_strInitialDir = strBrowser.Left( iIndex + 1 );
		strBrowserName = strBrowserName.Mid( iIndex + 1 );
	}
											/* Setup initial file name
												(Copied into buffer in
													CFileDialog) */
	lstrcpyn( m_szFileName, strBrowserName,
				(sizeof( m_szFileName ) / sizeof( m_szFileName[0] )) );

	m_ofn.lpstrTitle = strTitle;
	m_ofn.lpstrInitialDir = m_strInitialDir;

	if (flSysProps & CH_PROP_WIN95)
	{
		m_ofn.Flags |= OFN_EXPLORER;
	}

	if (flSysProps & CH_PROP_LONG_FILENAMES)
	{
		m_ofn.Flags |= OFN_LONGNAMES;
	}

	if (flSysProps & CH_PROP_WIN95)
	{
		m_ofn.lpTemplateName = MAKEINTRESOURCE( IDD_SELECT_TINTIN_95 );
		m_ofn.hInstance = ChTextDLL.hModule;

											/* On Windows95, we need a hook
												to get button presses */
		m_ofn.Flags |= OFN_ENABLEHOOK;
		m_ofn.lCustData = (DWORD)this;
		m_ofn.lpfnHook = ChOpenFileHook;
	}
	else
	{
		m_ofn.lpTemplateName = MAKEINTRESOURCE( IDD_SELECT_TINTIN );
		m_ofn.hInstance = ChTextDLL.hModule;
	}

	//{{AFX_DATA_INIT(ChTinTinSelectFileDlg)
	//}}AFX_DATA_INIT
}


int ChTinTinSelectFileDlg::DoModal() 
{
	int		iResult;

	m_iModalResult = 0;

	if (IDOK == (iResult = CFileDialog::DoModal()))
	{
		m_reg.Write( TEXT_IN_TINTIN_FILE, GetPathName() );
	}
	else
	{
		if (IDC_NO_TINTIN_FILE == m_iModalResult)
		{									/* They really pressed
												'use internal' */
			iResult = IDC_NO_TINTIN_FILE;
		}

		#if defined( CH_DEBUG )

		else if (IDCANCEL == iResult)
		{
			DWORD	dwExtendedError;

			dwExtendedError = CommDlgExtendedError();

			if (dwExtendedError)
			{
				switch (dwExtendedError)
				{
					case CDERR_NOHINSTANCE:
					{
						TRACE( "The ENABLETEMPLATE flag was specified in the "
								"Flags member of a structure for the "
								"corresponding common dialog box, but "
								"the application failed to provide a "
								"corresponding instance handle." );
						break;
					}

					case CDERR_DIALOGFAILURE:
					{
						TRACE( "The common dialog box procedure's call to "
								"the DialogBox function failed. For "
								"example, this error occurs if the common "
								"dialog box call specifies an invalid window "
								"handle.\n" );
						break;
					}

					case CDERR_FINDRESFAILURE:
					{
						TRACE( "The common dialog box procedure failed to "
								"find a specified resource.\n" );
						break;
					}

					case CDERR_INITIALIZATION:
					{
						TRACE( "The common dialog box procedure failed "
								"during initialization. This error often "
								"occurs when insufficient memory is "
								"available.\n" );
						break;
					}

					case CDERR_LOADRESFAILURE:
					{
						TRACE( "The common dialog box procedure failed "
								"to load a specified resource.\n" );
						break;
					}

					case CDERR_LOCKRESFAILURE:
					{
						TRACE( "The common dialog box procedure failed "
								"to lock a specified resource.\n" );
						break;
					}

					default:
					{
						TRACE1( "Error %lu in ChSoundOpenFileDlg::DoModal()\n",
									dwExtendedError );
						break;
					}
				}
			}
		}

		#endif	// defined( CH_DEBUG )
	}

	return iResult;
}


void ChTinTinSelectFileDlg::DoDataExchange( CDataExchange* pDX )
{
	CFileDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(ChTinTinSelectFileDlg)
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP( ChTinTinSelectFileDlg, CFileDialog )
	//{{AFX_MSG_MAP(ChTinTinSelectFileDlg)
    ON_BN_CLICKED(IDC_NO_TINTIN_FILE, OnNoTinTinFile)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()


/*----------------------------------------------------------------------------
	ChTinTinSelectFileDlg message handlers
----------------------------------------------------------------------------*/

void ChTinTinSelectFileDlg::OnNoTinTinFile()
{
	m_iModalResult = IDC_NO_TINTIN_FILE;

    EndDialog( IDC_NO_TINTIN_FILE );
}


/*----------------------------------------------------------------------------
	ChTinTinSelectFileDlg class hook function
----------------------------------------------------------------------------*/

UINT APIENTRY ChOpenFileHook( HWND hDlg, UINT message, WPARAM wParam,
									LPARAM lParam )
{
	bool		boolProcessed;

	switch( message )
	{
		case WM_NOTIFY:
		{
			boolProcessed = ChOpenFileHookNotify( hDlg, (OFNOTIFY*)lParam );
			break;
		}

		case WM_COMMAND:
		{
			if (HIWORD( lParam ) == BN_CLICKED)
			{
				switch( LOWORD( wParam ) )
				{
					case IDC_NO_TINTIN_FILE:
					{
						HWND					hwndButton = (HWND)lParam;
						ChTinTinSelectFileDlg*	pDlg;

						pDlg = (ChTinTinSelectFileDlg*)
									GetWindowLong( hwndButton, GWL_USERDATA );
						ASSERT( pDlg );

						pDlg->UseNoFile();
						boolProcessed = true;
						break;
					}

					default:
					{
						boolProcessed = false;
						break;
					}
				}
			}
			break;
		}

		default:
		{
			boolProcessed = false;
			break;
		}
	}

	return boolProcessed;
}


CH_INTERN_FUNC( bool )
ChOpenFileHookNotify( HWND hDlg, OFNOTIFY* pOFN )
{
	bool		boolProcessed;

	switch( pOFN->hdr.code )
	{
		case CDN_INITDONE:
		{
			HWND hBtn = GetDlgItem( hDlg, IDC_NO_TINTIN_FILE );
			if (hBtn)
			{
				SetWindowLong( hBtn, GWL_USERDATA,
								(DWORD)pOFN->lpOFN->lCustData );
			}
			boolProcessed = true;
			break;
		}

		default:
		{
			boolProcessed = false;
			break;
		}
	}

	return boolProcessed;
}