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/*
* Copyright (c) 2020, Luke Wilde <luke.wilde@live.co.uk>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#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(const Debug::DebugSession& debug_session, const PtraceRegisters& regs)
{
m_disassembly_view->set_model(DisassemblyModel::create(debug_session, regs));
if (m_disassembly_view->model()->row_count() > 0) {
auto containing_function = debug_session.debug_info().get_containing_function(regs.eip);
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(const String& 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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