mirror of
https://github.com/RGBCube/serenity
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38 lines
1,000 B
C++
38 lines
1,000 B
C++
#include "ProcessStacksWidget.h"
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#include <LibCore/CFile.h>
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#include <LibCore/CTimer.h>
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#include <LibGUI/GBoxLayout.h>
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ProcessStacksWidget::ProcessStacksWidget(GWidget* parent)
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: GWidget(parent)
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{
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set_layout(make<GBoxLayout>(Orientation::Vertical));
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layout()->set_margins({ 4, 4, 4, 4 });
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m_stacks_editor = GTextEditor::construct(GTextEditor::Type::MultiLine, this);
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m_stacks_editor->set_readonly(true);
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m_timer = CTimer::construct(1000, [this] { refresh(); }, this);
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}
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ProcessStacksWidget::~ProcessStacksWidget()
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{
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}
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void ProcessStacksWidget::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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refresh();
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}
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void ProcessStacksWidget::refresh()
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{
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auto file = CFile::construct(String::format("/proc/%d/stack", m_pid));
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if (!file->open(CIODevice::ReadOnly)) {
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m_stacks_editor->set_text(String::format("Unable to open %s", file->filename().characters()));
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return;
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}
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m_stacks_editor->set_text(file->read_all());
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}
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