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b81926d933
This implements bits and pieces to get the debugging functionality to build. No testing has been done to check whether it actually works because GCC doesn't currently work.
85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
/*
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* Copyright (c) 2020, Luke Wilde <lukew@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "DisassemblyWidget.h"
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#include "DisassemblyModel.h"
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/Painter.h>
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#include <LibGfx/Palette.h>
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namespace HackStudio {
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void UnavailableDisassemblyWidget::paint_event(GUI::PaintEvent& event)
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{
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Frame::paint_event(event);
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if (reason().is_empty())
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return;
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GUI::Painter painter(*this);
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painter.add_clip_rect(event.rect());
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painter.draw_text(frame_inner_rect(), reason(), Gfx::TextAlignment::Center, palette().window_text(), Gfx::TextElision::Right);
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}
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DisassemblyWidget::DisassemblyWidget()
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{
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set_layout<GUI::VerticalBoxLayout>();
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m_top_container = add<GUI::Widget>();
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m_top_container->set_layout<GUI::HorizontalBoxLayout>();
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m_top_container->set_fixed_height(20);
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m_function_name_label = m_top_container->add<GUI::Label>("");
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m_disassembly_view = add<GUI::TableView>();
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m_unavailable_disassembly_widget = add<UnavailableDisassemblyWidget>("");
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hide_disassembly("Program isn't running");
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}
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void DisassemblyWidget::update_state(const Debug::DebugSession& debug_session, const PtraceRegisters& regs)
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{
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m_disassembly_view->set_model(DisassemblyModel::create(debug_session, regs));
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if (m_disassembly_view->model()->row_count() > 0) {
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auto lib = debug_session.library_at(regs.ip());
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if (!lib)
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return;
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auto containing_function = lib->debug_info->get_containing_function(regs.ip() - lib->base_address);
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if (containing_function.has_value())
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m_function_name_label->set_text(containing_function.value().name);
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else
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m_function_name_label->set_text("<missing>");
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show_disassembly();
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} else {
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hide_disassembly("No disassembly to show for this function");
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}
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}
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void DisassemblyWidget::program_stopped()
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{
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m_disassembly_view->set_model({});
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m_function_name_label->set_text("");
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hide_disassembly("Program isn't running");
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}
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void DisassemblyWidget::show_disassembly()
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{
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m_top_container->set_visible(true);
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m_disassembly_view->set_visible(true);
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m_function_name_label->set_visible(true);
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m_unavailable_disassembly_widget->set_visible(false);
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}
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void DisassemblyWidget::hide_disassembly(const String& reason)
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{
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m_top_container->set_visible(false);
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m_disassembly_view->set_visible(false);
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m_function_name_label->set_visible(false);
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m_unavailable_disassembly_widget->set_visible(true);
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m_unavailable_disassembly_widget->set_reason(reason);
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}
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}
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