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Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * Copyright (c) 2022, the SerenityOS developers.
4 *
5 * SPDX-License-Identifier: BSD-2-Clause
6 */
7
8#include "ProcessFileDescriptorMapWidget.h"
9#include <LibGUI/BoxLayout.h>
10#include <LibGUI/JsonArrayModel.h>
11#include <LibGUI/SortingProxyModel.h>
12#include <LibGUI/TableView.h>
13
14REGISTER_WIDGET(SystemMonitor, ProcessFileDescriptorMapWidget)
15
16namespace SystemMonitor {
17
18ProcessFileDescriptorMapWidget::ProcessFileDescriptorMapWidget()
19{
20 set_layout<GUI::VerticalBoxLayout>(4);
21 m_table_view = add<GUI::TableView>();
22
23 Vector<GUI::JsonArrayModel::FieldSpec> pid_fds_fields;
24 pid_fds_fields.empend("fd", "FD", Gfx::TextAlignment::CenterRight);
25 pid_fds_fields.empend("class", "Class", Gfx::TextAlignment::CenterLeft);
26 pid_fds_fields.empend("offset", "Offset", Gfx::TextAlignment::CenterRight);
27 pid_fds_fields.empend("absolute_path", "Path", Gfx::TextAlignment::CenterLeft);
28 pid_fds_fields.empend("Access", Gfx::TextAlignment::CenterLeft, [](auto& object) {
29 return object.get_bool("seekable"sv).value_or(false) ? "Seekable" : "Sequential";
30 });
31 pid_fds_fields.empend("Blocking", Gfx::TextAlignment::CenterLeft, [](auto& object) {
32 return object.get_bool("blocking"sv).value_or(false) ? "Blocking" : "Nonblocking";
33 });
34 pid_fds_fields.empend("On exec", Gfx::TextAlignment::CenterLeft, [](auto& object) {
35 return object.get_bool("cloexec"sv).value_or(false) ? "Close" : "Keep";
36 });
37 pid_fds_fields.empend("Can read", Gfx::TextAlignment::CenterLeft, [](auto& object) {
38 return object.get_bool("can_read"sv).value_or(false) ? "Yes" : "No";
39 });
40 pid_fds_fields.empend("Can write", Gfx::TextAlignment::CenterLeft, [](auto& object) {
41 return object.get_bool("can_write"sv).value_or(false) ? "Yes" : "No";
42 });
43
44 m_model = GUI::JsonArrayModel::create({}, move(pid_fds_fields));
45 m_table_view->set_model(MUST(GUI::SortingProxyModel::create(*m_model)));
46}
47
48void ProcessFileDescriptorMapWidget::set_pid(pid_t pid)
49{
50 if (m_pid == pid)
51 return;
52 m_pid = pid;
53 m_model->set_json_path(DeprecatedString::formatted("/proc/{}/fds", m_pid));
54}
55
56}