// Scan directory. This code get's called on
// the spawned thread. It uses recursion to traverse
// sub-directories when necessary.
BOOL ScanDirectory( LPCTSTR pszDir )
{
ClsString strPath, str;
ClsFindFile find;
ClsStdioFile file;
// Are we still running?
if ( m_Thread.Wait() != ClsWorkerThread::wtRunning )
return FALSE;
// Do we need to scan the sub-directories?
if ( m_bRecur )
{
// Assign path.
strPath = pszDir;
// Add a backslash if not yet present.
AddBackslash( strPath );
// Add filter.
strPath += _T( "*.*" );
// Start the scan.
if ( find.FindFile( strPath ))
{
// Continue until we are done...
do
{
// Still running?
if ( m_Thread.Wait() != ClsWorkerThread::wtRunning )
{
// Close handle and exit.
find.Close();
return FALSE;
}
// Is this a directory?
if ( ! find.IsDots() && find.IsDirectory())
{
// Get the full path of the directory.
find.GetFilePath( strPath );
// Scan this directory. Recursion hard at work...
if ( ScanDirectory( strPath ) == FALSE )
{
// Prolly a shutdown event during
// recursion. Close handle and return FALSE.
find.Close();
return FALSE;
}
}
} while ( find.FindNextFile());
// Close the handle.
find.Close();
}
}
// Get the index of the first delimted part of the string.
int nIndex = m_StrType.GetDelimitedPart( _T( ';' ), 0, str );
// Valid?
if ( nIndex > 0 )
{
// Scan using all filters.
do
{
// Assign path.
strPath = pszDir;
// Add a backslash if necessary.
AddBackslash( strPath );
// Add the filter string.
strPath += str;
// Scan the directory.
if ( find.FindFile( strPath ))
{
// Continue until we are done.
do
{
// Still running?
if ( m_Thread.Wait() != ClsWorkerThread::wtRunning )
{
// Close handle and exit.
find.Close();
return FALSE;
}
// We only show the correct files.
if ( ! find.IsDots() && ! find.IsDirectory())
{
// Get the file name.
ClsString strName;
if ( find.GetFilePath( strName ))
{
// Show the file we are processing. Simply do a PostMessage()
// to the dialog which handles the GUI stuff. It will also delete
// the ClsString we allocate here.
ClsString *pStr = new ClsString( strName );
PostMessage( THREAD_PROCESSING, 0, ( LPARAM )pStr );
// Gracefully handle IO errors.
try
{
// Read the file line-by-line...
TCHAR szBuf[ 4096 ];
file.Open( strName, _T( "r" ));
m_nFiles++;
int nLine = 0;
while ( file.GetS( szBuf, 4096 ))
{
// Still running?
if ( m_Thread.Wait() != ClsWorkerThread::wtRunning )
{
// Close the file and the
// find-file handles and exit.
file.Close();
find.Close();
return FALSE;
}
// Get the base pointer of the buffer.
TCHAR *ptr = szBuf;
int nIdx;
// Increase line number.
nLine++;
// Find all occurences on this line.
BOOL bAnyFound = FALSE;
while (( _tcslen( ptr )) && (( nIdx = m_BoyerMoore.FindForward( ptr, ( int )_tcslen( ptr ))) >= 0 ))
{
// Are we at the first found entry?
if ( bAnyFound == FALSE )
{
// Strip white spaces from the end of the input buffer.
while ( _istspace( szBuf[ _tcslen( szBuf ) - 1 ] ))
szBuf[ _tcslen( szBuf ) - 1 ] = 0;
// Increase lines-found counter.
m_nLines++;
}
// Found a least one.
bAnyFound = TRUE;
// Convert the line for print and post it to the
// main thread for the GUI stuff.
ClsString *pStr = ConvertForPrint( szBuf );
PostMessage( THREAD_FOUND, nLine, ( LPARAM )pStr );
// Increase search pointer so we can search the rest of the line.
ptr += nIdx + 1;
}
}
// Close file.
file.Close();
}
catch( ClsException& )
{
// Continue on IO errors...
continue;
}
}
}
} while ( find.FindNextFile());
// Close the handle.
find.Close();
}
// Next filter...
} while (( nIndex = m_StrType.GetDelimitedPart( _T( ';' ), nIndex, str )) > 0 );
}
return TRUE;
}
// Read keywords from a file.
BOOL KeywordEdit::ReadKeywords( LPCTSTR pszFileName )
{
// Get item position and data.
int nPos = m_List.GetCurSel();
_ASSERT( nPos != LB_ERR );
LPKEYWORDS pKey = ( LPKEYWORDS )m_List.GetItemData( nPos );
ClsStdioFile file;
// Valid node?
if ( pKey != ( LPKEYWORDS )LB_ERR )
{
try
{
// Open the file.
file.Open( pszFileName, _T( "r" ));
// Read the file...
TCHAR szBuffer[ 1024 ], *pszPtr, *pszCopy;
while (( pszPtr = file.GetS( szBuffer, 1024 )) != NULL )
{
// Skip leading blanks.
while ( _istspace( *pszPtr )) pszPtr++;
// Also remove trailing
// blanks.
RemoveTrailingBlanks( pszPtr );
// Any text left?
if ( _tcslen( pszPtr ))
{
// Create a copy of the
// input string.
if (( pszCopy = StringArrayCopy( pKey->lpaKeywords, pszPtr )) != NULL )
{
// Add it to the array.
if ( ::ArrayAdd( pKey->lpaKeywords, &pszCopy, 1 ) == FALSE )
{
// Error...
MessageBox( ClsString( MAKEINTRESOURCE( IDS_NO_MEMORY )), ClsGetApp()->GetAppTitle(), MB_ICONERROR | MB_OK );
break;
}
}
else
{
// Error...
MessageBox( ClsString( MAKEINTRESOURCE( IDS_NO_MEMORY )), ClsGetApp()->GetAppTitle(), MB_ICONERROR | MB_OK );
break;
}
}
}
// Close the input file.
file.Close();
}
catch( ClsException& ex )
{
UNREFERENCED_PARAMETER( ex );
return FALSE;
}
}
// Sort the array.
::ArraySort( pKey->lpaKeywords, ( COMPFUNC )CompareKeywords );
return TRUE;
}
