mirror of
https://github.com/aseprite/aseprite.git
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17a5b3f3fc
* Removed base::mutex & base::scoped_lock * We can use std::lock_guard with deduced template args (as we're using C++17 now)
99 lines
2.4 KiB
C++
99 lines
2.4 KiB
C++
// Aseprite
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// Copyright (C) 2019-2022 Igara Studio S.A.
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// Copyright (C) 2001-2018 David Capello
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//
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// This program is distributed under the terms of
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// the End-User License Agreement for Aseprite.
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#ifndef APP_FILE_SYSTEM_H_INCLUDED
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#define APP_FILE_SYSTEM_H_INCLUDED
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#pragma once
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#include "base/paths.h"
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#include "obs/signal.h"
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#include "os/surface.h"
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#include <mutex>
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#include <string>
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#include <vector>
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namespace app {
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class IFileItem;
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using FileItemList = std::vector<IFileItem*>;
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class FileSystemModule {
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static FileSystemModule* m_instance;
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public:
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FileSystemModule();
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~FileSystemModule();
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static FileSystemModule* instance();
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// Marks all FileItems as deprecated to be refresh the next time
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// they are queried through @ref FileItem::children().
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void refresh();
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IFileItem* getRootFileItem();
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// Returns the FileItem through the specified "path".
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// Warning: You have to call path.fix_separators() before.
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IFileItem* getFileItemFromPath(const std::string& path);
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void lock() { m_mutex.lock(); }
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void unlock() { m_mutex.unlock(); }
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obs::signal<void(IFileItem*)> ItemRemoved;
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private:
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std::mutex m_mutex;
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};
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class LockFS {
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public:
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LockFS(FileSystemModule* fs) : m_fs(fs) {
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m_fs->lock();
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}
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~LockFS() {
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m_fs->unlock();
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}
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private:
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FileSystemModule* m_fs;
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};
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class IFileItem {
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public:
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virtual ~IFileItem() { }
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virtual bool isFolder() const = 0;
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virtual bool isBrowsable() const = 0;
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virtual bool isHidden() const = 0;
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// Returns false if this item doesn't exist anymore (e.g. a file
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// or folder that was deleted from other process).
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virtual bool isExistent() const = 0;
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virtual const std::string& keyName() const = 0;
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virtual const std::string& fileName() const = 0;
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virtual const std::string& displayName() const = 0;
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virtual IFileItem* parent() const = 0;
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virtual const FileItemList& children() = 0;
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virtual void createDirectory(const std::string& dirname) = 0;
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virtual bool hasExtension(const base::paths& extensions) = 0;
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virtual double getThumbnailProgress() = 0;
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virtual void setThumbnailProgress(double progress) = 0;
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virtual bool needThumbnail() const = 0;
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virtual os::SurfaceRef getThumbnail() = 0;
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virtual void setThumbnail(const os::SurfaceRef& thumbnail) = 0;
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};
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} // namespace app
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#endif
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