Initialer Commit

CPP/Windows/FileFind.h

@@ -0,0 +1,161 @@
+// Windows/FileFind.h
+
+#ifndef __WINDOWS_FILE_FIND_H
+#define __WINDOWS_FILE_FIND_H
+
+#include "../Common/MyString.h"
+#include "Defs.h"
+
+namespace NWindows {
+namespace NFile {
+namespace NFind {
+
+namespace NAttributes
+{
+  inline bool IsReadOnly(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_READONLY) != 0; }
+  inline bool IsHidden(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_HIDDEN) != 0; }
+  inline bool IsSystem(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_SYSTEM) != 0; }
+  inline bool IsDir(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_DIRECTORY) != 0; }
+  inline bool IsArchived(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_ARCHIVE) != 0; }
+  inline bool IsCompressed(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_COMPRESSED) != 0; }
+  inline bool IsEncrypted(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_ENCRYPTED) != 0; }
+}
+
+class CFileInfoBase
+{
+  bool MatchesMask(UINT32 mask) const { return ((Attrib & mask) != 0); }
+public:
+  UInt64 Size;
+  FILETIME CTime;
+  FILETIME ATime;
+  FILETIME MTime;
+  DWORD Attrib;
+  bool IsAltStream;
+  bool IsDevice;
+
+  /*
+  #ifdef UNDER_CE
+  DWORD ObjectID;
+  #else
+  UINT32 ReparseTag;
+  #endif
+  */
+
+  CFileInfoBase() { ClearBase(); }
+  void ClearBase() throw();
+
+  void SetAsDir() { Attrib = FILE_ATTRIBUTE_DIRECTORY; }
+
+  bool IsArchived() const { return MatchesMask(FILE_ATTRIBUTE_ARCHIVE); }
+  bool IsCompressed() const { return MatchesMask(FILE_ATTRIBUTE_COMPRESSED); }
+  bool IsDir() const { return MatchesMask(FILE_ATTRIBUTE_DIRECTORY); }
+  bool IsEncrypted() const { return MatchesMask(FILE_ATTRIBUTE_ENCRYPTED); }
+  bool IsHidden() const { return MatchesMask(FILE_ATTRIBUTE_HIDDEN); }
+  bool IsNormal() const { return MatchesMask(FILE_ATTRIBUTE_NORMAL); }
+  bool IsOffline() const { return MatchesMask(FILE_ATTRIBUTE_OFFLINE); }
+  bool IsReadOnly() const { return MatchesMask(FILE_ATTRIBUTE_READONLY); }
+  bool HasReparsePoint() const { return MatchesMask(FILE_ATTRIBUTE_REPARSE_POINT); }
+  bool IsSparse() const { return MatchesMask(FILE_ATTRIBUTE_SPARSE_FILE); }
+  bool IsSystem() const { return MatchesMask(FILE_ATTRIBUTE_SYSTEM); }
+  bool IsTemporary() const { return MatchesMask(FILE_ATTRIBUTE_TEMPORARY); }
+};
+
+struct CFileInfo: public CFileInfoBase
+{
+  FString Name;
+  #if defined(_WIN32) && !defined(UNDER_CE)
+  // FString ShortName;
+  #endif
+
+  bool IsDots() const throw();
+  bool Find(CFSTR path);
+};
+
+class CFindFileBase
+{
+protected:
+  HANDLE _handle;
+public:
+  bool IsHandleAllocated() const { return _handle != INVALID_HANDLE_VALUE; }
+  CFindFileBase(): _handle(INVALID_HANDLE_VALUE) {}
+  ~CFindFileBase() { Close(); }
+  bool Close() throw();
+};
+
+class CFindFile: public CFindFileBase
+{
+public:
+  bool FindFirst(CFSTR wildcard, CFileInfo &fileInfo);
+  bool FindNext(CFileInfo &fileInfo);
+};
+
+#if defined(_WIN32) && !defined(UNDER_CE)
+
+struct CStreamInfo
+{
+  UString Name;
+  UInt64 Size;
+
+  UString GetReducedName() const; // returns ":Name"
+  // UString GetReducedName2() const; // returns "Name"
+  bool IsMainStream() const throw();
+};
+
+class CFindStream: public CFindFileBase
+{
+public:
+  bool FindFirst(CFSTR filePath, CStreamInfo &streamInfo);
+  bool FindNext(CStreamInfo &streamInfo);
+};
+
+class CStreamEnumerator
+{
+  CFindStream _find;
+  FString _filePath;
+
+  bool NextAny(CFileInfo &fileInfo);
+public:
+  CStreamEnumerator(const FString &filePath): _filePath(filePath) {}
+  bool Next(CStreamInfo &streamInfo, bool &found);
+};
+
+#endif
+
+bool DoesFileExist(CFSTR name);
+bool DoesDirExist(CFSTR name);
+bool DoesFileOrDirExist(CFSTR name);
+
+DWORD GetFileAttrib(CFSTR path);
+
+class CEnumerator
+{
+  CFindFile _findFile;
+  FString _wildcard;
+
+  bool NextAny(CFileInfo &fileInfo);
+public:
+  CEnumerator(const FString &wildcard): _wildcard(wildcard) {}
+  bool Next(CFileInfo &fileInfo);
+  bool Next(CFileInfo &fileInfo, bool &found);
+};
+
+class CFindChangeNotification
+{
+  HANDLE _handle;
+public:
+  operator HANDLE () { return _handle; }
+  bool IsHandleAllocated() const { return _handle != INVALID_HANDLE_VALUE && _handle != 0; }
+  CFindChangeNotification(): _handle(INVALID_HANDLE_VALUE) {}
+  ~CFindChangeNotification() { Close(); }
+  bool Close() throw();
+  HANDLE FindFirst(CFSTR pathName, bool watchSubtree, DWORD notifyFilter);
+  bool FindNext() { return BOOLToBool(::FindNextChangeNotification(_handle)); }
+};
+
+#ifndef UNDER_CE
+bool MyGetLogicalDriveStrings(CObjectVector<FString> &driveStrings);
+#endif
+
+}}}
+
+#endif