1 // Windows/FileFind.h 2 3 #ifndef __WINDOWS_FILEFIND_H 4 #define __WINDOWS_FILEFIND_H 5 6 #include "../Common/MyString.h" 7 #include "../Common/Types.h" 8 #include "Defs.h" 9 #include "FileName.h" 10 11 namespace NWindows { 12 namespace NFile { 13 namespace NFind { 14 15 namespace NAttributes 16 { IsReadOnly(DWORD attrib)17 inline bool IsReadOnly(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_READONLY) != 0; } IsHidden(DWORD attrib)18 inline bool IsHidden(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_HIDDEN) != 0; } IsSystem(DWORD attrib)19 inline bool IsSystem(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_SYSTEM) != 0; } IsDir(DWORD attrib)20 inline bool IsDir(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_DIRECTORY) != 0; } IsArchived(DWORD attrib)21 inline bool IsArchived(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_ARCHIVE) != 0; } IsCompressed(DWORD attrib)22 inline bool IsCompressed(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_COMPRESSED) != 0; } IsEncrypted(DWORD attrib)23 inline bool IsEncrypted(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_ENCRYPTED) != 0; } 24 } 25 26 class CFileInfoBase 27 { MatchesMask(UINT32 mask)28 bool MatchesMask(UINT32 mask) const { return ((Attrib & mask) != 0); } 29 protected: 30 void Clear(); 31 public: 32 UInt64 Size; 33 FILETIME CTime; 34 FILETIME ATime; 35 FILETIME MTime; 36 DWORD Attrib; 37 bool IsDevice; 38 39 /* 40 #ifdef UNDER_CE 41 DWORD ObjectID; 42 #else 43 UINT32 ReparseTag; 44 #endif 45 */ 46 IsArchived()47 bool IsArchived() const { return MatchesMask(FILE_ATTRIBUTE_ARCHIVE); } IsCompressed()48 bool IsCompressed() const { return MatchesMask(FILE_ATTRIBUTE_COMPRESSED); } IsDir()49 bool IsDir() const { return MatchesMask(FILE_ATTRIBUTE_DIRECTORY); } IsEncrypted()50 bool IsEncrypted() const { return MatchesMask(FILE_ATTRIBUTE_ENCRYPTED); } IsHidden()51 bool IsHidden() const { return MatchesMask(FILE_ATTRIBUTE_HIDDEN); } IsNormal()52 bool IsNormal() const { return MatchesMask(FILE_ATTRIBUTE_NORMAL); } IsOffline()53 bool IsOffline() const { return MatchesMask(FILE_ATTRIBUTE_OFFLINE); } IsReadOnly()54 bool IsReadOnly() const { return MatchesMask(FILE_ATTRIBUTE_READONLY); } HasReparsePoint()55 bool HasReparsePoint() const { return MatchesMask(FILE_ATTRIBUTE_REPARSE_POINT); } IsSparse()56 bool IsSparse() const { return MatchesMask(FILE_ATTRIBUTE_SPARSE_FILE); } IsSystem()57 bool IsSystem() const { return MatchesMask(FILE_ATTRIBUTE_SYSTEM); } IsTemporary()58 bool IsTemporary() const { return MatchesMask(FILE_ATTRIBUTE_TEMPORARY); } 59 }; 60 61 struct CFileInfo: public CFileInfoBase 62 { 63 CSysString Name; 64 65 bool IsDots() const; 66 bool Find(LPCTSTR wildcard); 67 }; 68 69 #ifdef _UNICODE 70 typedef CFileInfo CFileInfoW; 71 #else 72 struct CFileInfoW: public CFileInfoBase 73 { 74 UString Name; 75 76 bool IsDots() const; 77 bool Find(LPCWSTR wildcard); 78 }; 79 #endif 80 81 class CFindFile 82 { 83 friend class CEnumerator; 84 HANDLE _handle; 85 public: IsHandleAllocated()86 bool IsHandleAllocated() const { return _handle != INVALID_HANDLE_VALUE; } CFindFile()87 CFindFile(): _handle(INVALID_HANDLE_VALUE) {} ~CFindFile()88 ~CFindFile() { Close(); } 89 bool FindFirst(LPCTSTR wildcard, CFileInfo &fileInfo); 90 bool FindNext(CFileInfo &fileInfo); 91 #ifndef _UNICODE 92 bool FindFirst(LPCWSTR wildcard, CFileInfoW &fileInfo); 93 bool FindNext(CFileInfoW &fileInfo); 94 #endif 95 bool Close(); 96 }; 97 98 bool DoesFileExist(LPCTSTR name); 99 bool DoesDirExist(LPCTSTR name); 100 bool DoesFileOrDirExist(LPCTSTR name); 101 #ifndef _UNICODE 102 bool DoesFileExist(LPCWSTR name); 103 bool DoesDirExist(LPCWSTR name); 104 bool DoesFileOrDirExist(LPCWSTR name); 105 #endif 106 107 class CEnumerator 108 { 109 CFindFile _findFile; 110 CSysString _wildcard; 111 bool NextAny(CFileInfo &fileInfo); 112 public: CEnumerator()113 CEnumerator(): _wildcard(NName::kAnyStringWildcard) {} CEnumerator(const CSysString & wildcard)114 CEnumerator(const CSysString &wildcard): _wildcard(wildcard) {} 115 bool Next(CFileInfo &fileInfo); 116 bool Next(CFileInfo &fileInfo, bool &found); 117 }; 118 119 #ifdef _UNICODE 120 typedef CEnumerator CEnumeratorW; 121 #else 122 class CEnumeratorW 123 { 124 CFindFile _findFile; 125 UString _wildcard; 126 bool NextAny(CFileInfoW &fileInfo); 127 public: CEnumeratorW()128 CEnumeratorW(): _wildcard(NName::kAnyStringWildcard) {} CEnumeratorW(const UString & wildcard)129 CEnumeratorW(const UString &wildcard): _wildcard(wildcard) {} 130 bool Next(CFileInfoW &fileInfo); 131 bool Next(CFileInfoW &fileInfo, bool &found); 132 }; 133 #endif 134 135 class CFindChangeNotification 136 { 137 HANDLE _handle; 138 public: HANDLE()139 operator HANDLE () { return _handle; } IsHandleAllocated()140 bool IsHandleAllocated() const { return _handle != INVALID_HANDLE_VALUE && _handle != 0; } CFindChangeNotification()141 CFindChangeNotification(): _handle(INVALID_HANDLE_VALUE) {} ~CFindChangeNotification()142 ~CFindChangeNotification() { Close(); } 143 bool Close(); 144 HANDLE FindFirst(LPCTSTR pathName, bool watchSubtree, DWORD notifyFilter); 145 #ifndef _UNICODE 146 HANDLE FindFirst(LPCWSTR pathName, bool watchSubtree, DWORD notifyFilter); 147 #endif FindNext()148 bool FindNext() { return BOOLToBool(::FindNextChangeNotification(_handle)); } 149 }; 150 151 #ifndef UNDER_CE 152 bool MyGetLogicalDriveStrings(CSysStringVector &driveStrings); 153 #ifndef _UNICODE 154 bool MyGetLogicalDriveStrings(UStringVector &driveStrings); 155 #endif 156 #endif 157 158 }}} 159 160 #endif 161 162