49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
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// Copyright (c) 2016 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_COMMON_API_FILEICON_FETCHER_H_
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#define ATOM_COMMON_API_FILEICON_FETCHER_H_
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#include <string>
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#include "base/files/file_path.h"
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#include "base/macros.h"
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#include "base/task/cancelable_task_tracker.h"
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#include "chrome/browser/icon_manager.h"
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#include "content/public/browser/url_data_source.h"
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namespace gfx {
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class Image;
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}
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class FileIconFetcher {
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using IconFetchedCallback = base::Callback<void(gfx::Image&)>;
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public:
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static void FetchFileIcon(const base::FilePath& path,
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float scale_factor,
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IconLoader::IconSize icon_size,
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const IconFetchedCallback& callback);
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private:
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struct IconRequestDetails {
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IconRequestDetails();
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IconRequestDetails(const IconRequestDetails& other);
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~IconRequestDetails();
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// The callback to run with the response.
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IconFetchedCallback callback;
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// The requested scale factor to respond with.
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float scale_factor;
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};
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// Called when favicon data is available from the history backend.
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static void OnFileIconDataAvailable(const IconRequestDetails& details,
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gfx::Image* icon);
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// Tracks tasks requesting file icons.
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base::CancelableTaskTracker cancelable_task_tracker_;
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};
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#endif // ATOM_COMMON_API_FILEICON_FETCHER_H_
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