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// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "citra_qt/configure_input.h"
#include <memory>
#include <utility>
#include <QTimer>
ConfigureInput::ConfigureInput(QWidget* parent)
: QWidget(parent), ui(std::make_unique<Ui::ConfigureInput>()) {
ui->setupUi(this);
// Initialize mapping of input enum to UI button.
input_mapping = {
{Settings::NativeInput::Values::A, ui->buttonA},
{Settings::NativeInput::Values::B, ui->buttonB},
{Settings::NativeInput::Values::X, ui->buttonX},
{Settings::NativeInput::Values::Y, ui->buttonY},
{Settings::NativeInput::Values::L, ui->buttonL},
{Settings::NativeInput::Values::R, ui->buttonR},
{Settings::NativeInput::Values::ZL, ui->buttonZL},
{Settings::NativeInput::Values::ZR, ui->buttonZR},
{Settings::NativeInput::Values::START, ui->buttonStart},
{Settings::NativeInput::Values::SELECT, ui->buttonSelect},
{Settings::NativeInput::Values::HOME, ui->buttonHome},
{Settings::NativeInput::Values::DUP, ui->buttonDpadUp},
{Settings::NativeInput::Values::DDOWN, ui->buttonDpadDown},
{Settings::NativeInput::Values::DLEFT, ui->buttonDpadLeft},
{Settings::NativeInput::Values::DRIGHT, ui->buttonDpadRight},
{Settings::NativeInput::Values::CUP, ui->buttonCStickUp},
{Settings::NativeInput::Values::CDOWN, ui->buttonCStickDown},
{Settings::NativeInput::Values::CLEFT, ui->buttonCStickLeft},
{Settings::NativeInput::Values::CRIGHT, ui->buttonCStickRight},
{Settings::NativeInput::Values::CIRCLE_UP, ui->buttonCircleUp},
{Settings::NativeInput::Values::CIRCLE_DOWN, ui->buttonCircleDown},
{Settings::NativeInput::Values::CIRCLE_LEFT, ui->buttonCircleLeft},
{Settings::NativeInput::Values::CIRCLE_RIGHT, ui->buttonCircleRight},
{Settings::NativeInput::Values::CIRCLE_MODIFIER, ui->buttonCircleMod},
};
// Attach handle click method to each button click.
for (const auto& entry : input_mapping) {
connect(entry.second, SIGNAL(released()), this, SLOT(handleClick()));
}
connect(ui->buttonRestoreDefaults, SIGNAL(released()), this, SLOT(restoreDefaults()));
setFocusPolicy(Qt::ClickFocus);
timer = new QTimer(this);
timer->setSingleShot(true);
connect(timer, &QTimer::timeout, this, [&]() {
key_pressed = Qt::Key_Escape;
setKey();
});
this->setConfiguration();
}
void ConfigureInput::handleClick() {
QPushButton* sender = qobject_cast<QPushButton*>(QObject::sender());
previous_mapping = sender->text();
sender->setText(tr("[waiting]"));
sender->setFocus();
grabKeyboard();
grabMouse();
changing_button = sender;
timer->start(5000); // Cancel after 5 seconds
}
void ConfigureInput::applyConfiguration() {
for (int i = 0; i < Settings::NativeInput::NUM_INPUTS; ++i) {
int value = getKeyValue(input_mapping[Settings::NativeInput::Values(i)]->text());
Settings::values.input_mappings[Settings::NativeInput::All[i]] = value;
}
Settings::Apply();
}
void ConfigureInput::setConfiguration() {
for (int i = 0; i < Settings::NativeInput::NUM_INPUTS; ++i) {
QString keyValue = getKeyName(Settings::values.input_mappings[i]);
input_mapping[Settings::NativeInput::Values(i)]->setText(keyValue);
}
}
void ConfigureInput::keyPressEvent(QKeyEvent* event) {
if (!changing_button)
return;
if (!event || event->key() == Qt::Key_unknown)
return;
key_pressed = event->key();
timer->stop();
setKey();
}
void ConfigureInput::setKey() {
const QString key_value = getKeyName(key_pressed);
if (key_pressed == Qt::Key_Escape)
changing_button->setText(previous_mapping);
else
changing_button->setText(key_value);
removeDuplicates(key_value);
key_pressed = Qt::Key_unknown;
releaseKeyboard();
releaseMouse();
changing_button = nullptr;
previous_mapping = nullptr;
}
QString ConfigureInput::getKeyName(int key_code) const {
if (key_code == Qt::Key_Shift)
return tr("Shift");
if (key_code == Qt::Key_Control)
return tr("Ctrl");
if (key_code == Qt::Key_Alt)
return tr("Alt");
if (key_code == Qt::Key_Meta)
return "";
if (key_code == -1)
return "";
return QKeySequence(key_code).toString();
}
Qt::Key ConfigureInput::getKeyValue(const QString& text) const {
if (text == "Shift")
return Qt::Key_Shift;
if (text == "Ctrl")
return Qt::Key_Control;
if (text == "Alt")
return Qt::Key_Alt;
if (text == "Meta")
return Qt::Key_unknown;
if (text == "")
return Qt::Key_unknown;
return Qt::Key(QKeySequence(text)[0]);
}
void ConfigureInput::removeDuplicates(const QString& newValue) {
for (int i = 0; i < Settings::NativeInput::NUM_INPUTS; ++i) {
if (changing_button != input_mapping[Settings::NativeInput::Values(i)]) {
const QString oldValue = input_mapping[Settings::NativeInput::Values(i)]->text();
if (newValue == oldValue)
input_mapping[Settings::NativeInput::Values(i)]->setText("");
}
}
}
void ConfigureInput::restoreDefaults() {
for (int i = 0; i < Settings::NativeInput::NUM_INPUTS; ++i) {
const QString keyValue = getKeyName(Config::defaults[i].toInt());
input_mapping[Settings::NativeInput::Values(i)]->setText(keyValue);
}
}
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