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31 #ifndef WebFileUtilities_h
32 #define WebFileUtilities_h
34 #include "WebCommon.h"
35 #include "WebString.h"
44 class WebFileUtilities {
47 typedef HANDLE FileHandle;
49 typedef int FileHandle;
51 virtual void revealFolderInOS(const WebString& path) { }
52 virtual bool fileExists(const WebString& path) { return false; }
53 virtual bool deleteFile(const WebString& path) { return false; }
54 virtual bool deleteEmptyDirectory(const WebString& path) { return false; }
55 virtual bool getFileSize(const WebString& path, long long& result) { return false; }
56 virtual bool getFileModificationTime(const WebString& path, double& result) { return false; }
57 virtual WebString directoryName(const WebString& path) { return WebString(); }
58 virtual WebString pathByAppendingComponent(const WebString& path, const WebString& component) { return WebString(); }
59 virtual bool makeAllDirectories(const WebString& path) { return false; }
60 virtual WebString getAbsolutePath(const WebString& path) { return WebString(); }
61 virtual bool isDirectory(const WebString& path) { return false; }
62 virtual WebURL filePathToURL(const WebString& path) { return WebURL(); }
63 virtual FileHandle openFile(const WebString& path, int mode) { return FileHandle(); }
64 // Should set the FileHandle to a invalid value if the file is closed successfully.
65 virtual void closeFile(FileHandle&) { }
66 virtual long long seekFile(FileHandle, long long offset, int origin) { return 0; }
67 virtual bool truncateFile(FileHandle, long long offset) { return false; }
68 virtual int readFromFile(FileHandle, char* data, int length) { return 0; }
69 virtual int writeToFile(FileHandle, const char* data, int length) { return 0; }
72 ~WebFileUtilities() {}