ladybird/Userland/DevTools/Profiler/SignpostsModel.cpp
Lucas CHOLLET 3f35ffb648 Userland: Prefer _string over _short_string
As `_string` can't fail anymore (since 3434412), there are no real
benefits to use the short variant in most cases.
2023-08-08 07:37:21 +02:00

92 lines
2.3 KiB
C++

/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "SignpostsModel.h"
#include "Profile.h"
#include <AK/StringBuilder.h>
namespace Profiler {
SignpostsModel::SignpostsModel(Profile& profile)
: m_profile(profile)
{
}
int SignpostsModel::row_count(GUI::ModelIndex const&) const
{
return m_profile.filtered_signpost_indices().size();
}
int SignpostsModel::column_count(GUI::ModelIndex const&) const
{
return Column::__Count;
}
ErrorOr<String> SignpostsModel::column_name(int column) const
{
switch (column) {
case Column::SignpostIndex:
return "#"_string;
case Column::Timestamp:
return "Timestamp"_string;
case Column::ProcessID:
return "PID"_string;
case Column::ThreadID:
return "TID"_string;
case Column::ExecutableName:
return "Executable"_string;
case Column::SignpostString:
return "String"_string;
case Column::SignpostArgument:
return "Argument"_string;
default:
VERIFY_NOT_REACHED();
}
}
GUI::Variant SignpostsModel::data(GUI::ModelIndex const& index, GUI::ModelRole role) const
{
u32 event_index = m_profile.filtered_signpost_indices()[index.row()];
auto const& event = m_profile.events().at(event_index);
if (role == GUI::ModelRole::Custom) {
return event_index;
}
if (role == GUI::ModelRole::Display) {
if (index.column() == Column::SignpostIndex)
return event_index;
if (index.column() == Column::ProcessID)
return event.pid;
if (index.column() == Column::ThreadID)
return event.tid;
if (index.column() == Column::ExecutableName) {
if (auto const* process = m_profile.find_process(event.pid, event.serial))
return process->executable;
return "";
}
if (index.column() == Column::Timestamp) {
return (u32)event.timestamp;
}
if (index.column() == Column::SignpostString) {
return event.data.get<Profile::Event::SignpostData>().string;
}
if (index.column() == Column::SignpostArgument) {
return event.data.get<Profile::Event::SignpostData>().arg;
}
return {};
}
return {};
}
}