Duckstation/src/duckstation-qt/inputbindingdialog.cpp
2023-09-17 00:22:39 +10:00

318 lines
10 KiB
C++

// SPDX-FileCopyrightText: 2019-2022 Connor McLaughlin <stenzek@gmail.com>
// SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
#include "inputbindingdialog.h"
#include "common/bitutils.h"
#include "inputbindingwidgets.h"
#include "qthost.h"
#include "qtutils.h"
#include <QtCore/QTimer>
#include <QtGui/QKeyEvent>
#include <QtGui/QMouseEvent>
#include <QtGui/QWheelEvent>
InputBindingDialog::InputBindingDialog(SettingsInterface* sif, InputBindingInfo::Type bind_type,
std::string section_name, std::string key_name,
std::vector<std::string> bindings, QWidget* parent)
: QDialog(parent), m_sif(sif), m_bind_type(bind_type), m_section_name(std::move(section_name)),
m_key_name(std::move(key_name)), m_bindings(std::move(bindings))
{
m_ui.setupUi(this);
m_ui.title->setText(
tr("Bindings for %1 %2").arg(QString::fromStdString(m_section_name)).arg(QString::fromStdString(m_key_name)));
m_ui.buttonBox->button(QDialogButtonBox::Close)->setText(tr("Close"));
connect(m_ui.addBinding, &QPushButton::clicked, this, &InputBindingDialog::onAddBindingButtonClicked);
connect(m_ui.removeBinding, &QPushButton::clicked, this, &InputBindingDialog::onRemoveBindingButtonClicked);
connect(m_ui.clearBindings, &QPushButton::clicked, this, &InputBindingDialog::onClearBindingsButtonClicked);
connect(m_ui.buttonBox, &QDialogButtonBox::rejected, [this]() { done(0); });
updateList();
}
InputBindingDialog::~InputBindingDialog()
{
Q_ASSERT(!isListeningForInput());
}
bool InputBindingDialog::eventFilter(QObject* watched, QEvent* event)
{
const QEvent::Type event_type = event->type();
// if the key is being released, set the input
if (event_type == QEvent::KeyRelease || event_type == QEvent::MouseButtonRelease)
{
addNewBinding();
stopListeningForInput();
return true;
}
else if (event_type == QEvent::KeyPress)
{
const QKeyEvent* key_event = static_cast<const QKeyEvent*>(event);
m_new_bindings.push_back(InputManager::MakeHostKeyboardKey(QtUtils::KeyEventToCode(key_event)));
return true;
}
else if (event_type == QEvent::MouseButtonPress || event_type == QEvent::MouseButtonDblClick)
{
// double clicks get triggered if we click bind, then click again quickly.
unsigned button_index = CountTrailingZeros(static_cast<u32>(static_cast<const QMouseEvent*>(event)->button()));
m_new_bindings.push_back(InputManager::MakePointerButtonKey(0, button_index));
return true;
}
else if (event_type == QEvent::Wheel)
{
const QPoint delta_angle(static_cast<QWheelEvent*>(event)->angleDelta());
const float dx = std::clamp(static_cast<float>(delta_angle.x()) / QtUtils::MOUSE_WHEEL_DELTA, -1.0f, 1.0f);
if (dx != 0.0f)
{
InputBindingKey key(InputManager::MakePointerAxisKey(0, InputPointerAxis::WheelX));
key.modifier = dx < 0.0f ? InputModifier::Negate : InputModifier::None;
m_new_bindings.push_back(key);
}
const float dy = std::clamp(static_cast<float>(delta_angle.y()) / QtUtils::MOUSE_WHEEL_DELTA, -1.0f, 1.0f);
if (dy != 0.0f)
{
InputBindingKey key(InputManager::MakePointerAxisKey(0, InputPointerAxis::WheelY));
key.modifier = dy < 0.0f ? InputModifier::Negate : InputModifier::None;
m_new_bindings.push_back(key);
}
if (dx != 0.0f || dy != 0.0f)
{
addNewBinding();
stopListeningForInput();
}
return true;
}
else if (event_type == QEvent::MouseMove && m_mouse_mapping_enabled)
{
// if we've moved more than a decent distance from the center of the widget, bind it.
// this is so we don't accidentally bind to the mouse if you bump it while reaching for your pad.
static constexpr const s32 THRESHOLD = 50;
const QPoint diff(static_cast<QMouseEvent*>(event)->globalPosition().toPoint() - m_input_listen_start_position);
bool has_one = false;
if (std::abs(diff.x()) >= THRESHOLD)
{
InputBindingKey key(InputManager::MakePointerAxisKey(0, InputPointerAxis::X));
key.modifier = diff.x() < 0 ? InputModifier::Negate : InputModifier::None;
m_new_bindings.push_back(key);
has_one = true;
}
if (std::abs(diff.y()) >= THRESHOLD)
{
InputBindingKey key(InputManager::MakePointerAxisKey(0, InputPointerAxis::Y));
key.modifier = diff.y() < 0 ? InputModifier::Negate : InputModifier::None;
m_new_bindings.push_back(key);
has_one = true;
}
if (has_one)
{
addNewBinding();
stopListeningForInput();
return true;
}
}
return false;
}
void InputBindingDialog::onInputListenTimerTimeout()
{
m_input_listen_remaining_seconds--;
if (m_input_listen_remaining_seconds == 0)
{
stopListeningForInput();
return;
}
m_ui.status->setText(tr("Push Button/Axis... [%1]").arg(m_input_listen_remaining_seconds));
}
void InputBindingDialog::startListeningForInput(u32 timeout_in_seconds)
{
m_value_ranges.clear();
m_new_bindings.clear();
m_mouse_mapping_enabled = InputBindingWidget::isMouseMappingEnabled(m_sif);
m_input_listen_start_position = QCursor::pos();
m_input_listen_timer = new QTimer(this);
m_input_listen_timer->setSingleShot(false);
m_input_listen_timer->start(1000);
m_input_listen_timer->connect(m_input_listen_timer, &QTimer::timeout, this,
&InputBindingDialog::onInputListenTimerTimeout);
m_input_listen_remaining_seconds = timeout_in_seconds;
m_ui.status->setText(tr("Push Button/Axis... [%1]").arg(m_input_listen_remaining_seconds));
m_ui.addBinding->setEnabled(false);
m_ui.removeBinding->setEnabled(false);
m_ui.clearBindings->setEnabled(false);
m_ui.buttonBox->setEnabled(false);
installEventFilter(this);
grabKeyboard();
grabMouse();
setMouseTracking(true);
hookInputManager();
}
void InputBindingDialog::stopListeningForInput()
{
m_ui.status->clear();
m_ui.addBinding->setEnabled(true);
m_ui.removeBinding->setEnabled(true);
m_ui.clearBindings->setEnabled(true);
m_ui.buttonBox->setEnabled(true);
delete m_input_listen_timer;
m_input_listen_timer = nullptr;
unhookInputManager();
releaseMouse();
releaseKeyboard();
setMouseTracking(false);
removeEventFilter(this);
}
void InputBindingDialog::addNewBinding()
{
if (m_new_bindings.empty())
return;
const std::string new_binding(
InputManager::ConvertInputBindingKeysToString(m_bind_type, m_new_bindings.data(), m_new_bindings.size()));
if (!new_binding.empty())
{
if (std::find(m_bindings.begin(), m_bindings.end(), new_binding) != m_bindings.end())
return;
m_ui.bindingList->addItem(QString::fromStdString(new_binding));
m_bindings.push_back(std::move(new_binding));
saveListToSettings();
}
}
void InputBindingDialog::onAddBindingButtonClicked()
{
if (isListeningForInput())
stopListeningForInput();
startListeningForInput(TIMEOUT_FOR_BINDING);
}
void InputBindingDialog::onRemoveBindingButtonClicked()
{
const int row = m_ui.bindingList->currentRow();
if (row < 0 || static_cast<size_t>(row) >= m_bindings.size())
return;
m_bindings.erase(m_bindings.begin() + row);
delete m_ui.bindingList->takeItem(row);
saveListToSettings();
}
void InputBindingDialog::onClearBindingsButtonClicked()
{
m_bindings.clear();
m_ui.bindingList->clear();
saveListToSettings();
}
void InputBindingDialog::updateList()
{
m_ui.bindingList->clear();
for (const std::string& binding : m_bindings)
m_ui.bindingList->addItem(QString::fromStdString(binding));
}
void InputBindingDialog::saveListToSettings()
{
if (m_sif)
{
if (!m_bindings.empty())
m_sif->SetStringList(m_section_name.c_str(), m_key_name.c_str(), m_bindings);
else
m_sif->DeleteValue(m_section_name.c_str(), m_key_name.c_str());
m_sif->Save();
g_emu_thread->reloadGameSettings();
}
else
{
if (!m_bindings.empty())
Host::SetBaseStringListSettingValue(m_section_name.c_str(), m_key_name.c_str(), m_bindings);
else
Host::DeleteBaseSettingValue(m_section_name.c_str(), m_key_name.c_str());
Host::CommitBaseSettingChanges();
g_emu_thread->reloadInputBindings();
}
}
void InputBindingDialog::inputManagerHookCallback(InputBindingKey key, float value)
{
if (!isListeningForInput())
return;
float initial_value = value;
float min_value = value;
auto it = std::find_if(m_value_ranges.begin(), m_value_ranges.end(),
[key](const auto& it) { return it.first.bits == key.bits; });
if (it != m_value_ranges.end())
{
initial_value = it->second.first;
min_value = it->second.second = std::min(it->second.second, value);
}
else
{
m_value_ranges.emplace_back(key, std::make_pair(initial_value, min_value));
}
const float abs_value = std::abs(value);
const bool reverse_threshold = (key.source_subtype == InputSubclass::ControllerAxis && initial_value > 0.5f);
for (InputBindingKey& other_key : m_new_bindings)
{
if (other_key.MaskDirection() == key.MaskDirection())
{
// for pedals, we wait for it to go back to near its starting point to commit the binding
if ((reverse_threshold ? ((initial_value - value) <= 0.25f) : (abs_value < 0.5f)))
{
// did we go the full range?
if (reverse_threshold && initial_value > 0.5f && min_value <= -0.5f)
other_key.modifier = InputModifier::FullAxis;
// if this key is in our new binding list, it's a "release", and we're done
addNewBinding();
stopListeningForInput();
return;
}
// otherwise, keep waiting
return;
}
}
// new binding, add it to the list, but wait for a decent distance first, and then wait for release
if ((reverse_threshold ? (abs_value < 0.5f) : (abs_value >= 0.5f)))
{
InputBindingKey key_to_add = key;
key_to_add.modifier = (value < 0.0f && !reverse_threshold) ? InputModifier::Negate : InputModifier::None;
key_to_add.invert = reverse_threshold;
m_new_bindings.push_back(key_to_add);
}
}
void InputBindingDialog::hookInputManager()
{
InputManager::SetHook([this](InputBindingKey key, float value) {
QMetaObject::invokeMethod(this, "inputManagerHookCallback", Qt::QueuedConnection, Q_ARG(InputBindingKey, key),
Q_ARG(float, value));
return InputInterceptHook::CallbackResult::StopProcessingEvent;
});
}
void InputBindingDialog::unhookInputManager()
{
InputManager::RemoveHook();
}