Dario Sassi
119 lines
3.2 KiB
C++
119 lines
3.2 KiB
C++
//----------------------------------------------------------------------------
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// EgalTech 2013-2013
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//----------------------------------------------------------------------------
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// File : FileUtils.cpp Data : 11.12.13 Versione : 1.4a5
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// Contenuto : Funzioni di utilità sui file.
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//
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//
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//
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// Modifiche : 11.12.13 DS Creazione modulo.
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//
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//
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//----------------------------------------------------------------------------
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//--------------------------- Include ----------------------------------------
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#include "stdafx.h"
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#include "\EgtDev\Include\EgnFileUtils.h"
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#include "\EgtDev\Include\EgnStringUtils.h"
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#include "\EgtDev\Include\EgnStringConverter.h"
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#include <io.h>
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using namespace std ;
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//----------------------------------------------------------------------------
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bool
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ExistsFile( const string& sFile)
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{
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// leggo gli attributi del file
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DWORD dwAttr = ::GetFileAttributesW( stringtoW( sFile)) ;
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// se non esiste
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if ( dwAttr == INVALID_FILE_ATTRIBUTES ||
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dwAttr == INVALID_FILE_SIZE)
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return false ;
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// se è un direttorio
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if ( dwAttr & FILE_ATTRIBUTE_DIRECTORY)
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return false ;
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return true ;
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}
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//-----------------------------------------------------------------------------
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bool
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EraseFile( const string& sFile)
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{
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return ( ::DeleteFileW( stringtoW( sFile)) != 0) ;
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}
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//-----------------------------------------------------------------------------
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bool
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FileExtensionMatches( const string& sFile, const string& sExt)
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{
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string sFileTitle ;
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string sFileExt ;
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SplitLast( sFile, ".", sFileTitle, sFileExt) ;
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ToUpper( sFileExt) ;
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string sExtUp = sExt ;
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ToUpper( sExtUp) ;
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return ( sFileExt == sExtUp) ;
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}
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//-----------------------------------------------------------------------------
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bool
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FindFirstFileEgt( const string& sFileSpec, string& sFileName)
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{
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wstring sFileSpecW ;
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wstring sFileW ;
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_wfinddata_t c_file ;
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intptr_t hFile ;
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sFileSpecW = stringtoW( sFileSpec) ;
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// cerco il primo file che soddisfa le specifiche
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if ( ( hFile = _wfindfirst( sFileSpecW.c_str(), &c_file)) != -1L) {
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do {
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if ( c_file.attrib != _A_SUBDIR) {
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sFileName = LPSTR( WtoA( c_file.name)) ;
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_findclose( hFile) ;
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errno = 0 ;
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return true ;
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}
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} while( _wfindnext( hFile, &c_file) == 0) ;
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_findclose( hFile) ;
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errno = 0 ;
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}
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return false ;
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}
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//-----------------------------------------------------------------------------
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bool
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EmptyDirectory( const string& sDir)
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{
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wstring sDirW ;
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wstring sFileW ;
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_wfinddata_t c_file ;
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intptr_t hFile ;
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sDirW = stringtoW( sDir) ;
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sFileW = sDirW + L"\\*.*" ;
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// ciclo su tutti i file del direttorio
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if ( ( hFile = _wfindfirst( sFileW.c_str(), &c_file)) != -1L) {
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do {
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if ( c_file.attrib != _A_SUBDIR) {
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sFileW = sDirW + L"\\" + c_file.name ;
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::DeleteFileW( sFileW.c_str()) ;
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}
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} while( _wfindnext( hFile, &c_file) == 0) ;
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_findclose( hFile) ;
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errno = 0 ;
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}
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return true ;
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}
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