#ifndef EFSW_FILEWATCHERFSEVENTS_HPP
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#define EFSW_FILEWATCHERFSEVENTS_HPP
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#include <efsw/FileWatcherImpl.hpp>
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#if EFSW_PLATFORM == EFSW_PLATFORM_FSEVENTS
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#include <CoreFoundation/CoreFoundation.h>
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#include <CoreServices/CoreServices.h>
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#include <efsw/WatcherFSEvents.hpp>
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#include <map>
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#include <list>
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#include <vector>
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namespace efsw
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{
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/* OSX < 10.7 has no file events */
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/* So i declare the events constants */
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enum FSEventEvents
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{
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efswFSEventStreamCreateFlagFileEvents = 0x00000010,
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efswFSEventStreamEventFlagItemCreated = 0x00000100,
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efswFSEventStreamEventFlagItemRemoved = 0x00000200,
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efswFSEventStreamEventFlagItemInodeMetaMod = 0x00000400,
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efswFSEventStreamEventFlagItemRenamed = 0x00000800,
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efswFSEventStreamEventFlagItemModified = 0x00001000,
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efswFSEventStreamEventFlagItemFinderInfoMod = 0x00002000,
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efswFSEventStreamEventFlagItemChangeOwner = 0x00004000,
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efswFSEventStreamEventFlagItemXattrMod = 0x00008000,
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efswFSEventStreamEventFlagItemIsFile = 0x00010000,
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efswFSEventStreamEventFlagItemIsDir = 0x00020000,
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efswFSEventStreamEventFlagItemIsSymlink = 0x00040000,
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efswFSEventsModified = efswFSEventStreamEventFlagItemFinderInfoMod |
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efswFSEventStreamEventFlagItemModified |
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efswFSEventStreamEventFlagItemInodeMetaMod
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};
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/// Implementation for Win32 based on ReadDirectoryChangesW.
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/// @class FileWatcherFSEvents
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class FileWatcherFSEvents : public FileWatcherImpl
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{
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friend class WatcherFSEvents;
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public:
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/// @return If FSEvents supports file-level notifications ( true if OS X >= 10.7 )
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static bool isGranular();
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/// type for a map from WatchID to WatcherWin32 pointer
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typedef std::map<WatchID, WatcherFSEvents*> WatchMap;
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FileWatcherFSEvents( FileWatcher * parent );
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virtual ~FileWatcherFSEvents();
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/// Add a directory watch
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/// On error returns WatchID with Error type.
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WatchID addWatch(const std::string& directory, FileWatchListener* watcher, bool recursive);
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/// Remove a directory watch. This is a brute force lazy search O(nlogn).
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void removeWatch(const std::string& directory);
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/// Remove a directory watch. This is a map lookup O(logn).
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void removeWatch(WatchID watchid);
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/// Updates the watcher. Must be called often.
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void watch();
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/// Handles the action
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void handleAction(Watcher* watch, const std::string& filename, unsigned long action, std::string oldFilename = "");
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/// @return Returns a list of the directories that are being watched
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std::list<std::string> directories();
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protected:
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static void FSEventCallback( ConstFSEventStreamRef streamRef,
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void *userData,
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size_t numEvents,
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void *eventPaths,
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const FSEventStreamEventFlags eventFlags[],
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const FSEventStreamEventId eventIds[]
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);
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CFRunLoopRef mRunLoopRef;
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/// Vector of WatcherWin32 pointers
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WatchMap mWatches;
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/// The last watchid
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WatchID mLastWatchID;
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Thread * mThread;
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Mutex mWatchesLock;
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bool pathInWatches( const std::string& path );
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std::list<WatcherFSEvents*> mNeedInit;
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private:
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void run();
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};
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}
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#endif
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#endif
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