mirror of
https://github.com/LadybirdBrowser/ladybird.git
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d084f8d90a
This commit adds "Filesystem Events" View to the Profiler. This tab will present combined information for recorded Filesystem events. Currently only accumulated count and duration is presented. Duration amount currently only shows events that took over 1ms, which means that in most cases 0 is show.
95 lines
2.6 KiB
C++
95 lines
2.6 KiB
C++
/*
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* Copyright (c) 2022, Jakub Berkop <jakub.berkop@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Function.h>
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#include <AK/LexicalPath.h>
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#include <AK/String.h>
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#include <LibGUI/Model.h>
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namespace Profiler {
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class Profile;
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class FileEventNode : public RefCounted<FileEventNode> {
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public:
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static NonnullRefPtr<FileEventNode> create(String const& path, FileEventNode* parent = nullptr)
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{
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return adopt_ref(*new FileEventNode(path, parent));
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}
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FileEventNode& find_or_create_node(String const&);
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Vector<NonnullRefPtr<FileEventNode>>& children() { return m_children; }
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Vector<NonnullRefPtr<FileEventNode>> const& children() const { return m_children; }
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FileEventNode* parent() { return m_parent; };
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FileEventNode& create_recursively(String);
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void for_each_parent_node(Function<void(FileEventNode&)> callback);
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String const& path() const { return m_path; }
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void increment_count() { m_count++; }
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u64 count() const { return m_count; }
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void add_to_duration(u64 duration) { duration += duration; }
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u64 duration() const { return m_duration; }
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private:
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FileEventNode(String const& path, FileEventNode* parent = nullptr)
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: m_path(path)
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, m_count(0)
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, m_duration(0)
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, m_parent(parent) {};
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String m_path;
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u64 m_count;
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u64 m_duration;
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Vector<NonnullRefPtr<FileEventNode>> m_children;
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FileEventNode* m_parent = nullptr;
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};
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class FileEventModel final : public GUI::Model {
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public:
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static NonnullRefPtr<FileEventModel> create(Profile& profile)
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{
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return adopt_ref(*new FileEventModel(profile));
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}
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enum Column {
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Path,
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Count,
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Duration,
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__Count
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};
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virtual ~FileEventModel() override;
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virtual int row_count(GUI::ModelIndex const& = GUI::ModelIndex()) const override;
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virtual int column_count(GUI::ModelIndex const& = GUI::ModelIndex()) const override;
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virtual String column_name(int) const override;
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virtual GUI::Variant data(GUI::ModelIndex const&, GUI::ModelRole) const override;
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virtual GUI::ModelIndex index(int row, int column, GUI::ModelIndex const& parent = GUI::ModelIndex()) const override;
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virtual GUI::ModelIndex parent_index(GUI::ModelIndex const&) const override;
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virtual int tree_column() const override { return Column::Path; }
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virtual bool is_column_sortable(int) const override { return false; }
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virtual bool is_searchable() const override { return true; }
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private:
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explicit FileEventModel(Profile&);
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Profile& m_profile;
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GUI::Icon m_user_frame_icon;
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GUI::Icon m_kernel_frame_icon;
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};
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}
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