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95 lines
4 KiB
C++
95 lines
4 KiB
C++
/*
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* Copyright (c) 2018-2020, 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 "ProcessMemoryMapWidget.h"
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#include <LibCore/Timer.h>
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#include <LibGUI/GBoxLayout.h>
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#include <LibGUI/GJsonArrayModel.h>
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#include <LibGUI/GSortingProxyModel.h>
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#include <LibGUI/GTableView.h>
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ProcessMemoryMapWidget::ProcessMemoryMapWidget(GUI::Widget* parent)
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: GUI::Widget(parent)
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{
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set_layout(make<GUI::VerticalBoxLayout>());
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layout()->set_margins({ 4, 4, 4, 4 });
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m_table_view = GUI::TableView::construct(this);
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m_table_view->set_size_columns_to_fit_content(true);
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Vector<GUI::JsonArrayModel::FieldSpec> pid_vm_fields;
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pid_vm_fields.empend("Address", Gfx::TextAlignment::CenterLeft, [](auto& object) {
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return String::format("%#x", object.get("address").to_u32());
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});
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pid_vm_fields.empend("size", "Size", Gfx::TextAlignment::CenterRight);
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pid_vm_fields.empend("amount_resident", "Resident", Gfx::TextAlignment::CenterRight);
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pid_vm_fields.empend("amount_dirty", "Dirty", Gfx::TextAlignment::CenterRight);
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pid_vm_fields.empend("Access", Gfx::TextAlignment::CenterLeft, [](auto& object) {
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StringBuilder builder;
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if (!object.get("user_accessible").to_bool())
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builder.append('K');
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if (object.get("readable").to_bool())
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builder.append('R');
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if (object.get("writable").to_bool())
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builder.append('W');
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if (object.get("executable").to_bool())
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builder.append('X');
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if (object.get("shared").to_bool())
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builder.append('S');
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if (object.get("stack").to_bool())
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builder.append('T');
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return builder.to_string();
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});
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pid_vm_fields.empend("Purgeable", Gfx::TextAlignment::CenterLeft, [](auto& object) {
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if (!object.get("purgeable").to_bool())
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return "";
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if (object.get("volatile").to_bool())
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return "Volatile";
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return "Non-volatile";
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});
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pid_vm_fields.empend("cow_pages", "# CoW", Gfx::TextAlignment::CenterRight);
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pid_vm_fields.empend("name", "Name", Gfx::TextAlignment::CenterLeft);
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m_json_model = GUI::JsonArrayModel::create({}, move(pid_vm_fields));
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m_table_view->set_model(GUI::SortingProxyModel::create(*m_json_model));
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m_table_view->model()->set_key_column_and_sort_order(0, GUI::SortOrder::Ascending);
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m_timer = Core::Timer::construct(1000, [this] { refresh(); }, this);
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}
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ProcessMemoryMapWidget::~ProcessMemoryMapWidget()
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{
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}
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void ProcessMemoryMapWidget::set_pid(pid_t pid)
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{
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if (m_pid == pid)
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return;
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m_pid = pid;
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m_json_model->set_json_path(String::format("/proc/%d/vm", pid));
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}
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void ProcessMemoryMapWidget::refresh()
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{
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if (m_pid != -1)
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m_json_model->update();
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}
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