ladybird/Userland/DevTools/Profiler/ProfileModel.h

59 lines
1.8 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibGUI/Model.h>
namespace Profiler {
class Profile;
// Number of digits after the decimal point for sample percentages.
static constexpr int const number_of_percent_digits = 2;
static constexpr int const percent_digits_rounding = AK::pow(10, number_of_percent_digits);
class ProfileModel final : public GUI::Model {
public:
static NonnullRefPtr<ProfileModel> create(Profile& profile)
{
return adopt_ref(*new ProfileModel(profile));
}
enum Column {
SampleCount,
SelfCount,
ObjectName,
StackFrame,
SymbolAddress,
__Count
};
virtual ~ProfileModel() override = default;
virtual int row_count(GUI::ModelIndex const& = GUI::ModelIndex()) const override;
virtual int column_count(GUI::ModelIndex const& = GUI::ModelIndex()) const override;
virtual String column_name(int) const override;
virtual GUI::Variant data(GUI::ModelIndex const&, GUI::ModelRole) const override;
virtual GUI::ModelIndex index(int row, int column, GUI::ModelIndex const& parent = GUI::ModelIndex()) const override;
virtual GUI::ModelIndex parent_index(GUI::ModelIndex const&) const override;
virtual int tree_column() const override { return Column::StackFrame; }
virtual bool is_column_sortable(int) const override { return false; }
virtual bool is_searchable() const override { return true; }
virtual Vector<GUI::ModelIndex> matches(StringView, unsigned flags, GUI::ModelIndex const&) override;
private:
explicit ProfileModel(Profile&);
Profile& m_profile;
GUI::Icon m_user_frame_icon;
GUI::Icon m_kernel_frame_icon;
};
}