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121 lines
3.5 KiB
C++
121 lines
3.5 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/SharedBuffer.h>
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#include <LibCore/ProcessStatisticsReader.h>
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#include <LibGUI/RunningProcessesModel.h>
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namespace GUI {
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NonnullRefPtr<RunningProcessesModel> RunningProcessesModel::create()
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{
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return adopt(*new RunningProcessesModel);
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}
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RunningProcessesModel::RunningProcessesModel()
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{
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}
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RunningProcessesModel::~RunningProcessesModel()
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{
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}
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void RunningProcessesModel::update()
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{
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m_processes.clear();
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Core::ProcessStatisticsReader reader;
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auto processes = reader.get_all();
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for (auto& it : processes) {
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Process process;
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process.pid = it.value.pid;
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process.uid = it.value.uid;
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if (it.value.icon_id != -1) {
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if (auto icon_buffer = SharedBuffer::create_from_shbuf_id(it.value.icon_id)) {
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process.icon = Gfx::Bitmap::create_with_shared_buffer(Gfx::BitmapFormat::RGBA32, *icon_buffer, { 16, 16 });
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}
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}
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process.name = it.value.name;
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m_processes.append(move(process));
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}
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did_update();
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}
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int RunningProcessesModel::row_count(const GUI::ModelIndex&) const
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{
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return m_processes.size();
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}
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int RunningProcessesModel::column_count(const GUI::ModelIndex&) const
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{
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return Column::__Count;
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}
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String RunningProcessesModel::column_name(int column_index) const
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{
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switch (column_index) {
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case Column::Icon:
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return {};
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case Column::PID:
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return "PID";
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case Column::UID:
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return "UID";
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case Column::Name:
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return "Name";
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}
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ASSERT_NOT_REACHED();
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}
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GUI::Variant RunningProcessesModel::data(const GUI::ModelIndex& index, GUI::ModelRole role) const
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{
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auto& process = m_processes[index.row()];
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if (role == ModelRole::Custom) {
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return process.pid;
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}
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if (role == ModelRole::Display) {
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switch (index.column()) {
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case Column::Icon:
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if (!process.icon)
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return GUI::Icon();
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return GUI::Icon(*process.icon);
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case Column::PID:
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return process.pid;
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case Column::UID:
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return process.uid;
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case Column::Name:
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return process.name;
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}
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ASSERT_NOT_REACHED();
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}
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return {};
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}
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}
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