/* * Copyright (C) 2017 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #include <wtf/Function.h> #include <wtf/WorkQueue.h> #include <wtf/text/WTFString.h> #if USE(COCOA_EVENT_LOOP) #include <dispatch/dispatch.h> #include <wtf/OSObjectPtr.h> #endif #if USE(GLIB) #include <gio/gio.h> #include <wtf/glib/GRefPtr.h> #endif namespace WebCore { class FileMonitor { public: enum class FileChangeType { Modification, Removal }; WEBCORE_EXPORT FileMonitor(const String&, Ref<WorkQueue>&& handlerQueue, WTF::Function<void(FileChangeType)>&& modificationHandler); WEBCORE_EXPORT ~FileMonitor(); private: #if USE(COCOA_EVENT_LOOP) OSObjectPtr<dispatch_source_t> m_platformMonitor; #endif #if USE(GLIB) static void fileChangedCallback(GFileMonitor*, GFile*, GFile*, GFileMonitorEvent, FileMonitor*); void didChange(FileChangeType); Ref<WorkQueue> m_handlerQueue; Function<void(FileChangeType)> m_modificationHandler; GRefPtr<GFileMonitor> m_platformMonitor; #endif }; } // namespace WebCore