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Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include "ProcessTableView.h"
28#include "ProcessModel.h"
29#include <LibGUI/SortingProxyModel.h>
30#include <stdio.h>
31
32ProcessTableView::ProcessTableView()
33{
34 set_size_columns_to_fit_content(true);
35 set_model(GUI::SortingProxyModel::create(ProcessModel::create()));
36 model()->set_key_column_and_sort_order(ProcessModel::Column::CPU, GUI::SortOrder::Descending);
37 refresh();
38
39 on_selection = [this](auto&) {
40 if (on_process_selected)
41 on_process_selected(selected_pid());
42 };
43}
44
45ProcessTableView::~ProcessTableView()
46{
47}
48
49void ProcessTableView::refresh()
50{
51 model()->update();
52}
53
54pid_t ProcessTableView::selected_pid() const
55{
56 if (selection().is_empty())
57 return -1;
58 return model()->data(model()->index(selection().first().row(), ProcessModel::Column::PID), GUI::Model::Role::Sort).as_i32();
59}