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/*
* Copyright (c) 2020, Luke Wilde <lukew@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "DisassemblyWidget.h"
#include "DisassemblyModel.h"
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Painter.h>
#include <LibGfx/Palette.h>
namespace HackStudio {
void UnavailableDisassemblyWidget::paint_event(GUI::PaintEvent& event)
{
Frame::paint_event(event);
if (reason().is_empty())
return;
GUI::Painter painter(*this);
painter.add_clip_rect(event.rect());
painter.draw_text(frame_inner_rect(), reason(), Gfx::TextAlignment::Center, palette().window_text(), Gfx::TextElision::Right);
}
DisassemblyWidget::DisassemblyWidget()
{
set_layout<GUI::VerticalBoxLayout>();
m_top_container = add<GUI::Widget>();
m_top_container->set_layout<GUI::HorizontalBoxLayout>();
m_top_container->set_fixed_height(20);
m_function_name_label = m_top_container->add<GUI::Label>("");
m_disassembly_view = add<GUI::TableView>();
m_unavailable_disassembly_widget = add<UnavailableDisassemblyWidget>("");
hide_disassembly("Program isn't running");
}
void DisassemblyWidget::update_state(Debug::DebugSession const& debug_session, PtraceRegisters const& regs)
{
m_disassembly_view->set_model(DisassemblyModel::create(debug_session, regs));
if (m_disassembly_view->model()->row_count() > 0) {
auto lib = debug_session.library_at(regs.ip());
if (!lib)
return;
auto containing_function = lib->debug_info->get_containing_function(regs.ip() - lib->base_address);
if (containing_function.has_value())
m_function_name_label->set_text(containing_function.value().name);
else
m_function_name_label->set_text("<missing>");
show_disassembly();
} else {
hide_disassembly("No disassembly to show for this function");
}
}
void DisassemblyWidget::program_stopped()
{
m_disassembly_view->set_model({});
m_function_name_label->set_text("");
hide_disassembly("Program isn't running");
}
void DisassemblyWidget::show_disassembly()
{
m_top_container->set_visible(true);
m_disassembly_view->set_visible(true);
m_function_name_label->set_visible(true);
m_unavailable_disassembly_widget->set_visible(false);
}
void DisassemblyWidget::hide_disassembly(String const& reason)
{
m_top_container->set_visible(false);
m_disassembly_view->set_visible(false);
m_function_name_label->set_visible(false);
m_unavailable_disassembly_widget->set_visible(true);
m_unavailable_disassembly_widget->set_reason(reason);
}
}
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