dolphin/Source/Core/DolphinQt/Debugger/WatchWidget.cpp
Shawn Hoffman 51e528e45f DolphinQt: cache icons instead of single pixmaps
Fixes dynamically changing dpi scaling.
Load resources from svg if possible.
Currently svg support is not in Qt build in Externals,
and image files need to be added later.
2023-04-25 12:34:27 -07:00

570 lines
16 KiB
C++

// Copyright 2017 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "DolphinQt/Debugger/WatchWidget.h"
#include <QHeaderView>
#include <QInputDialog>
#include <QMenu>
#include <QTableWidget>
#include <QToolBar>
#include <QVBoxLayout>
#include "Common/FileUtil.h"
#include "Common/IniFile.h"
#include "Core/ConfigManager.h"
#include "Core/Core.h"
#include "Core/PowerPC/MMU.h"
#include "Core/PowerPC/PowerPC.h"
#include "Core/System.h"
#include "DolphinQt/Host.h"
#include "DolphinQt/QtUtils/ModalMessageBox.h"
#include "DolphinQt/Resources.h"
#include "DolphinQt/Settings.h"
WatchWidget::WatchWidget(QWidget* parent)
: QDockWidget(parent), m_system(Core::System::GetInstance())
{
// i18n: This kind of "watch" is used for watching emulated memory.
// It's not related to timekeeping devices.
setWindowTitle(tr("Watch"));
setObjectName(QStringLiteral("watch"));
setHidden(!Settings::Instance().IsWatchVisible() || !Settings::Instance().IsDebugModeEnabled());
setAllowedAreas(Qt::AllDockWidgetAreas);
CreateWidgets();
auto& settings = Settings::GetQSettings();
restoreGeometry(settings.value(QStringLiteral("watchwidget/geometry")).toByteArray());
// macOS: setHidden() needs to be evaluated before setFloating() for proper window presentation
// according to Settings
setFloating(settings.value(QStringLiteral("watchwidget/floating")).toBool());
ConnectWidgets();
connect(&Settings::Instance(), &Settings::EmulationStateChanged, this, [this](Core::State state) {
UpdateButtonsEnabled();
if (state != Core::State::Starting)
Update();
});
connect(Host::GetInstance(), &Host::UpdateDisasmDialog, this, &WatchWidget::Update);
connect(&Settings::Instance(), &Settings::WatchVisibilityChanged, this,
[this](bool visible) { setHidden(!visible); });
connect(&Settings::Instance(), &Settings::DebugModeToggled, this,
[this](bool enabled) { setHidden(!enabled || !Settings::Instance().IsWatchVisible()); });
connect(&Settings::Instance(), &Settings::ThemeChanged, this, &WatchWidget::UpdateIcons);
UpdateIcons();
}
WatchWidget::~WatchWidget()
{
auto& settings = Settings::GetQSettings();
settings.setValue(QStringLiteral("watchwidget/geometry"), saveGeometry());
settings.setValue(QStringLiteral("watchwidget/floating"), isFloating());
}
void WatchWidget::CreateWidgets()
{
m_toolbar = new QToolBar;
m_toolbar->setContentsMargins(0, 0, 0, 0);
m_toolbar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
m_table = new QTableWidget;
m_table->setTabKeyNavigation(false);
m_table->setContentsMargins(0, 0, 0, 0);
m_table->setColumnCount(NUM_COLUMNS);
m_table->verticalHeader()->setHidden(true);
m_table->setContextMenuPolicy(Qt::CustomContextMenu);
m_table->setSelectionMode(QAbstractItemView::ExtendedSelection);
m_table->setSelectionBehavior(QAbstractItemView::SelectRows);
m_table->setHorizontalHeaderLabels(
{tr("Label"), tr("Address"), tr("Hexadecimal"),
// i18n: The base 10 numeral system. Not related to non-integer numbers
tr("Decimal"),
// i18n: Data type used in computing
tr("String"),
// i18n: Floating-point (non-integer) number
tr("Float"), tr("Locked")});
m_table->setRowCount(1);
SetEmptyRow(0);
m_new = m_toolbar->addAction(tr("New"), this, &WatchWidget::OnNewWatch);
m_delete = m_toolbar->addAction(tr("Delete"), this, &WatchWidget::OnDelete);
m_clear = m_toolbar->addAction(tr("Clear"), this, &WatchWidget::OnClear);
m_load = m_toolbar->addAction(tr("Load"), this, &WatchWidget::OnLoad);
m_save = m_toolbar->addAction(tr("Save"), this, &WatchWidget::OnSave);
m_new->setEnabled(false);
m_delete->setEnabled(false);
m_clear->setEnabled(false);
m_load->setEnabled(false);
m_save->setEnabled(false);
auto* layout = new QVBoxLayout;
layout->setContentsMargins(2, 2, 2, 2);
layout->setSpacing(0);
layout->addWidget(m_toolbar);
layout->addWidget(m_table);
QWidget* widget = new QWidget;
widget->setLayout(layout);
setWidget(widget);
}
void WatchWidget::ConnectWidgets()
{
connect(m_table, &QTableWidget::customContextMenuRequested, this, &WatchWidget::ShowContextMenu);
connect(m_table, &QTableWidget::itemChanged, this, &WatchWidget::OnItemChanged);
}
void WatchWidget::UpdateIcons()
{
// TODO: Create a "debugger_add_watch" icon
m_new->setIcon(Resources::GetThemeIcon("debugger_add_breakpoint"));
m_delete->setIcon(Resources::GetThemeIcon("debugger_delete"));
m_clear->setIcon(Resources::GetThemeIcon("debugger_clear"));
m_load->setIcon(Resources::GetThemeIcon("debugger_load"));
m_save->setIcon(Resources::GetThemeIcon("debugger_save"));
}
void WatchWidget::UpdateButtonsEnabled()
{
if (!isVisible())
return;
const bool is_enabled = Core::IsRunning();
m_new->setEnabled(is_enabled);
m_delete->setEnabled(is_enabled);
m_clear->setEnabled(is_enabled);
m_load->setEnabled(is_enabled);
m_save->setEnabled(is_enabled);
}
void WatchWidget::Update()
{
if (!isVisible())
return;
m_updating = true;
if (Core::GetState() != Core::State::Paused)
{
m_table->setDisabled(true);
m_updating = false;
return;
}
m_table->setDisabled(false);
m_table->clearContents();
Core::CPUThreadGuard guard(m_system);
auto& debug_interface = guard.GetSystem().GetPowerPC().GetDebugInterface();
int size = static_cast<int>(debug_interface.GetWatches().size());
m_table->setRowCount(size + 1);
for (int i = 0; i < size; i++)
{
const auto& entry = debug_interface.GetWatch(i);
auto* label = new QTableWidgetItem(QString::fromStdString(entry.name));
auto* address =
new QTableWidgetItem(QStringLiteral("%1").arg(entry.address, 8, 16, QLatin1Char('0')));
auto* hex = new QTableWidgetItem;
auto* decimal = new QTableWidgetItem;
auto* string = new QTableWidgetItem;
auto* floatValue = new QTableWidgetItem;
auto* lockValue = new QTableWidgetItem;
lockValue->setFlags(Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsUserCheckable);
std::array<QTableWidgetItem*, NUM_COLUMNS> items = {label, address, hex, decimal,
string, floatValue, lockValue};
QBrush brush = QPalette().brush(QPalette::Text);
if (!Core::IsRunning() || !PowerPC::MMU::HostIsRAMAddress(guard, entry.address))
brush.setColor(Qt::red);
if (Core::IsRunning())
{
if (PowerPC::MMU::HostIsRAMAddress(guard, entry.address))
{
hex->setText(QStringLiteral("%1").arg(PowerPC::MMU::HostRead_U32(guard, entry.address), 8,
16, QLatin1Char('0')));
decimal->setText(QString::number(PowerPC::MMU::HostRead_U32(guard, entry.address)));
string->setText(
QString::fromStdString(PowerPC::MMU::HostGetString(guard, entry.address, 32)));
floatValue->setText(QString::number(PowerPC::MMU::HostRead_F32(guard, entry.address)));
lockValue->setCheckState(entry.locked ? Qt::Checked : Qt::Unchecked);
}
}
address->setForeground(brush);
string->setFlags(Qt::ItemIsEnabled);
for (int column = 0; column < NUM_COLUMNS; column++)
{
auto* item = items[column];
item->setData(Qt::UserRole, i);
item->setData(Qt::UserRole + 1, column);
m_table->setItem(i, column, item);
}
}
SetEmptyRow(size);
m_updating = false;
}
void WatchWidget::SetEmptyRow(int row)
{
auto* label = new QTableWidgetItem;
label->setData(Qt::UserRole, -1);
m_table->setItem(row, 0, label);
for (int i = 1; i < NUM_COLUMNS; i++)
{
auto* no_edit = new QTableWidgetItem;
no_edit->setFlags(Qt::ItemIsEnabled);
m_table->setItem(row, i, no_edit);
}
}
void WatchWidget::closeEvent(QCloseEvent*)
{
Settings::Instance().SetWatchVisible(false);
}
void WatchWidget::showEvent(QShowEvent* event)
{
UpdateButtonsEnabled();
Update();
}
void WatchWidget::OnDelete()
{
if (m_table->selectedItems().empty())
return;
DeleteSelectedWatches();
}
void WatchWidget::OnClear()
{
m_system.GetPowerPC().GetDebugInterface().ClearWatches();
Update();
}
void WatchWidget::OnNewWatch()
{
const QString text =
QInputDialog::getText(this, tr("Input"), tr("Enter address to watch:"), QLineEdit::Normal,
QString{}, nullptr, Qt::WindowCloseButtonHint);
bool good;
const uint address = text.toUInt(&good, 16);
if (!good)
{
ModalMessageBox::warning(this, tr("Error"), tr("Invalid watch address: %1").arg(text));
return;
}
const QString name = QStringLiteral("mem_%1").arg(address, 8, 16, QLatin1Char('0'));
AddWatch(name, address);
}
void WatchWidget::OnLoad()
{
Common::IniFile ini;
std::vector<std::string> watches;
if (!ini.Load(File::GetUserPath(D_GAMESETTINGS_IDX) + SConfig::GetInstance().GetGameID() + ".ini",
false))
{
return;
}
Core::CPUThreadGuard guard(m_system);
if (ini.GetLines("Watches", &watches, false))
{
auto& debug_interface = guard.GetSystem().GetPowerPC().GetDebugInterface();
for (const auto& watch : debug_interface.GetWatches())
{
debug_interface.UnsetPatch(guard, watch.address);
}
debug_interface.ClearWatches();
debug_interface.LoadWatchesFromStrings(watches);
}
Update();
}
void WatchWidget::OnSave()
{
Common::IniFile ini;
ini.Load(File::GetUserPath(D_GAMESETTINGS_IDX) + SConfig::GetInstance().GetGameID() + ".ini",
false);
ini.SetLines("Watches", m_system.GetPowerPC().GetDebugInterface().SaveWatchesToStrings());
ini.Save(File::GetUserPath(D_GAMESETTINGS_IDX) + SConfig::GetInstance().GetGameID() + ".ini");
}
void WatchWidget::ShowContextMenu()
{
QMenu* menu = new QMenu(this);
if (!m_table->selectedItems().empty())
{
const std::size_t count = m_table->selectionModel()->selectedRows().count();
if (count > 1)
{
// i18n: This kind of "watch" is used for watching emulated memory.
// It's not related to timekeeping devices.
menu->addAction(tr("&Delete Watches"), this, [this] { DeleteSelectedWatches(); });
// i18n: This kind of "watch" is used for watching emulated memory.
// It's not related to timekeeping devices.
menu->addAction(tr("&Lock Watches"), this, [this] { LockSelectedWatches(); });
// i18n: This kind of "watch" is used for watching emulated memory.
// It's not related to timekeeping devices.
menu->addAction(tr("&Unlock Watches"), this, [this] { UnlockSelectedWatches(); });
}
else if (count == 1)
{
auto row_variant = m_table->selectedItems()[0]->data(Qt::UserRole);
if (!row_variant.isNull())
{
int row = row_variant.toInt();
if (row >= 0)
{
menu->addAction(tr("Show in Memory"), this, [this, row] { ShowInMemory(row); });
// i18n: This kind of "watch" is used for watching emulated memory.
// It's not related to timekeeping devices.
menu->addAction(tr("&Delete Watch"), this, [this, row] { DeleteWatchAndUpdate(row); });
menu->addAction(tr("&Add Memory Breakpoint"), this,
[this, row] { AddWatchBreakpoint(row); });
}
}
}
}
menu->addSeparator();
menu->addAction(tr("Update"), this, &WatchWidget::Update);
menu->exec(QCursor::pos());
}
void WatchWidget::OnItemChanged(QTableWidgetItem* item)
{
if (m_updating || item->data(Qt::UserRole).isNull())
return;
int row = item->data(Qt::UserRole).toInt();
int column = item->data(Qt::UserRole + 1).toInt();
if (row == -1)
{
if (!item->text().isEmpty())
{
AddWatch(item->text(), 0);
Update();
return;
}
}
else
{
switch (column)
{
case COLUMN_INDEX_LABEL:
if (item->text().isEmpty())
DeleteWatchAndUpdate(row);
else
m_system.GetPowerPC().GetDebugInterface().UpdateWatchName(row, item->text().toStdString());
break;
case COLUMN_INDEX_ADDRESS:
case COLUMN_INDEX_HEX:
case COLUMN_INDEX_DECIMAL:
{
bool good;
const bool column_uses_hex_formatting =
column == COLUMN_INDEX_ADDRESS || column == COLUMN_INDEX_HEX;
quint32 value = item->text().toUInt(&good, column_uses_hex_formatting ? 16 : 10);
if (good)
{
Core::CPUThreadGuard guard(m_system);
auto& debug_interface = m_system.GetPowerPC().GetDebugInterface();
if (column == COLUMN_INDEX_ADDRESS)
{
const auto& watch = debug_interface.GetWatch(row);
debug_interface.UnsetPatch(guard, watch.address);
debug_interface.UpdateWatchAddress(row, value);
if (watch.locked)
LockWatchAddress(guard, value);
}
else
{
PowerPC::MMU::HostWrite_U32(guard, value, debug_interface.GetWatch(row).address);
}
}
else
{
ModalMessageBox::critical(this, tr("Error"), tr("Invalid input provided"));
}
break;
}
case COLUMN_INDEX_LOCK:
{
auto& debug_interface = m_system.GetPowerPC().GetDebugInterface();
debug_interface.UpdateWatchLockedState(row, item->checkState() == Qt::Checked);
const auto& watch = debug_interface.GetWatch(row);
Core::CPUThreadGuard guard(m_system);
if (watch.locked)
LockWatchAddress(guard, watch.address);
else
debug_interface.UnsetPatch(guard, watch.address);
break;
}
}
Update();
}
}
void WatchWidget::LockWatchAddress(const Core::CPUThreadGuard& guard, u32 address)
{
const std::string memory_data_as_string = PowerPC::MMU::HostGetString(guard, address, 4);
std::vector<u8> bytes;
for (const char c : memory_data_as_string)
{
bytes.push_back(static_cast<u8>(c));
}
m_system.GetPowerPC().GetDebugInterface().SetFramePatch(guard, address, bytes);
}
void WatchWidget::DeleteSelectedWatches()
{
{
Core::CPUThreadGuard guard(m_system);
std::vector<int> row_indices;
for (const auto& index : m_table->selectionModel()->selectedRows())
{
const auto* item = m_table->item(index.row(), index.column());
const auto row_variant = item->data(Qt::UserRole);
if (row_variant.isNull())
continue;
row_indices.push_back(row_variant.toInt());
}
// Sort greatest to smallest, so we don't stomp on existing indices
std::sort(row_indices.begin(), row_indices.end(), std::greater{});
for (const int row : row_indices)
{
DeleteWatch(guard, row);
}
}
Update();
}
void WatchWidget::DeleteWatch(const Core::CPUThreadGuard& guard, int row)
{
auto& debug_interface = m_system.GetPowerPC().GetDebugInterface();
debug_interface.UnsetPatch(guard, debug_interface.GetWatch(row).address);
debug_interface.RemoveWatch(row);
}
void WatchWidget::DeleteWatchAndUpdate(int row)
{
{
Core::CPUThreadGuard guard(m_system);
DeleteWatch(guard, row);
}
Update();
}
void WatchWidget::AddWatchBreakpoint(int row)
{
emit RequestMemoryBreakpoint(m_system.GetPowerPC().GetDebugInterface().GetWatch(row).address);
}
void WatchWidget::ShowInMemory(int row)
{
emit ShowMemory(m_system.GetPowerPC().GetDebugInterface().GetWatch(row).address);
}
void WatchWidget::AddWatch(QString name, u32 addr)
{
m_system.GetPowerPC().GetDebugInterface().SetWatch(addr, name.toStdString());
Update();
}
void WatchWidget::LockSelectedWatches()
{
{
Core::CPUThreadGuard guard(m_system);
auto& debug_interface = m_system.GetPowerPC().GetDebugInterface();
for (const auto& index : m_table->selectionModel()->selectedRows())
{
const auto* item = m_table->item(index.row(), index.column());
const auto row_variant = item->data(Qt::UserRole);
if (row_variant.isNull())
continue;
const int row = row_variant.toInt();
const auto& watch = debug_interface.GetWatch(row);
if (watch.locked)
continue;
debug_interface.UpdateWatchLockedState(row, true);
LockWatchAddress(guard, watch.address);
}
}
Update();
}
void WatchWidget::UnlockSelectedWatches()
{
{
auto& debug_interface = m_system.GetPowerPC().GetDebugInterface();
Core::CPUThreadGuard guard(m_system);
for (const auto& index : m_table->selectionModel()->selectedRows())
{
const auto* item = m_table->item(index.row(), index.column());
const auto row_variant = item->data(Qt::UserRole);
if (row_variant.isNull())
continue;
const int row = row_variant.toInt();
const auto& watch = debug_interface.GetWatch(row);
if (!watch.locked)
continue;
debug_interface.UpdateWatchLockedState(row, false);
debug_interface.UnsetPatch(guard, watch.address);
}
}
Update();
}