153 lines
4.5 KiB
C++
153 lines
4.5 KiB
C++
// Windows/FileFind.h
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#ifndef __WINDOWS_FILEFIND_H
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#define __WINDOWS_FILEFIND_H
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#include "../Common/MyString.h"
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#include "../Common/Types.h"
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#include "FileName.h"
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#include "Defs.h"
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namespace NWindows {
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namespace NFile {
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namespace NFind {
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namespace NAttributes
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{
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inline bool IsReadOnly(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_READONLY) != 0; }
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inline bool IsHidden(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_HIDDEN) != 0; }
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inline bool IsSystem(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_SYSTEM) != 0; }
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inline bool IsDirectory(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_DIRECTORY) != 0; }
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inline bool IsArchived(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_ARCHIVE) != 0; }
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inline bool IsCompressed(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_COMPRESSED) != 0; }
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inline bool IsEncrypted(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_ENCRYPTED) != 0; }
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}
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class CFileInfoBase
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{
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bool MatchesMask(UINT32 mask) const { return ((Attributes & mask) != 0); }
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public:
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DWORD Attributes;
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FILETIME CreationTime;
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FILETIME LastAccessTime;
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FILETIME LastWriteTime;
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UInt64 Size;
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#ifndef _WIN32_WCE
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UINT32 ReparseTag;
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#else
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DWORD ObjectID;
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#endif
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bool IsArchived() const { return MatchesMask(FILE_ATTRIBUTE_ARCHIVE); }
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bool IsCompressed() const { return MatchesMask(FILE_ATTRIBUTE_COMPRESSED); }
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bool IsDirectory() const { return MatchesMask(FILE_ATTRIBUTE_DIRECTORY); }
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bool IsEncrypted() const { return MatchesMask(FILE_ATTRIBUTE_ENCRYPTED); }
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bool IsHidden() const { return MatchesMask(FILE_ATTRIBUTE_HIDDEN); }
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bool IsNormal() const { return MatchesMask(FILE_ATTRIBUTE_NORMAL); }
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bool IsOffline() const { return MatchesMask(FILE_ATTRIBUTE_OFFLINE); }
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bool IsReadOnly() const { return MatchesMask(FILE_ATTRIBUTE_READONLY); }
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bool HasReparsePoint() const { return MatchesMask(FILE_ATTRIBUTE_REPARSE_POINT); }
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bool IsSparse() const { return MatchesMask(FILE_ATTRIBUTE_SPARSE_FILE); }
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bool IsSystem() const { return MatchesMask(FILE_ATTRIBUTE_SYSTEM); }
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bool IsTemporary() const { return MatchesMask(FILE_ATTRIBUTE_TEMPORARY); }
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};
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class CFileInfo: public CFileInfoBase
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{
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public:
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CSysString Name;
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bool IsDots() const;
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};
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#ifdef _UNICODE
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typedef CFileInfo CFileInfoW;
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#else
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class CFileInfoW: public CFileInfoBase
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{
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public:
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UString Name;
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bool IsDots() const;
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};
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#endif
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class CFindFile
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{
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friend class CEnumerator;
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HANDLE _handle;
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public:
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bool IsHandleAllocated() const { return _handle != INVALID_HANDLE_VALUE; }
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CFindFile(): _handle(INVALID_HANDLE_VALUE) {}
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~CFindFile() { Close(); }
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bool FindFirst(LPCTSTR wildcard, CFileInfo &fileInfo);
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bool FindNext(CFileInfo &fileInfo);
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#ifndef _UNICODE
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bool FindFirst(LPCWSTR wildcard, CFileInfoW &fileInfo);
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bool FindNext(CFileInfoW &fileInfo);
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#endif
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bool Close();
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};
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bool FindFile(LPCTSTR wildcard, CFileInfo &fileInfo);
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bool DoesFileExist(LPCTSTR name);
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#ifndef _UNICODE
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bool FindFile(LPCWSTR wildcard, CFileInfoW &fileInfo);
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bool DoesFileExist(LPCWSTR name);
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#endif
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class CEnumerator
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{
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CFindFile _findFile;
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CSysString _wildcard;
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bool NextAny(CFileInfo &fileInfo);
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public:
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CEnumerator(): _wildcard(NName::kAnyStringWildcard) {}
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CEnumerator(const CSysString &wildcard): _wildcard(wildcard) {}
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bool Next(CFileInfo &fileInfo);
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bool Next(CFileInfo &fileInfo, bool &found);
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};
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#ifdef _UNICODE
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typedef CEnumerator CEnumeratorW;
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#else
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class CEnumeratorW
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{
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CFindFile _findFile;
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UString _wildcard;
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bool NextAny(CFileInfoW &fileInfo);
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public:
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CEnumeratorW(): _wildcard(NName::kAnyStringWildcard) {}
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CEnumeratorW(const UString &wildcard): _wildcard(wildcard) {}
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bool Next(CFileInfoW &fileInfo);
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bool Next(CFileInfoW &fileInfo, bool &found);
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};
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#endif
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class CFindChangeNotification
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{
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HANDLE _handle;
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public:
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operator HANDLE () { return _handle; }
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bool IsHandleAllocated() const { return _handle != INVALID_HANDLE_VALUE && _handle != 0; }
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CFindChangeNotification(): _handle(INVALID_HANDLE_VALUE) {}
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~CFindChangeNotification() { Close(); }
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bool Close();
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HANDLE FindFirst(LPCTSTR pathName, bool watchSubtree, DWORD notifyFilter);
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#ifndef _UNICODE
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HANDLE FindFirst(LPCWSTR pathName, bool watchSubtree, DWORD notifyFilter);
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#endif
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bool FindNext() { return BOOLToBool(::FindNextChangeNotification(_handle)); }
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};
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#ifndef _WIN32_WCE
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bool MyGetLogicalDriveStrings(CSysStringVector &driveStrings);
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#ifndef _UNICODE
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bool MyGetLogicalDriveStrings(UStringVector &driveStrings);
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#endif
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#endif
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}}}
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#endif
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