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// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <memory>
#include <utility>
#include <QTimer>
#include "citra_qt/config.h"
#include "citra_qt/configure_input.h"
#include "common/param_package.h"
#include "input_common/main.h"
const std::array<std::string, ConfigureInput::ANALOG_SUB_BUTTONS_NUM>
ConfigureInput::analog_sub_buttons{{
"up", "down", "left", "right", "modifier",
}};
static QString getKeyName(int key_code) {
switch (key_code) {
case Qt::Key_Shift:
return QObject::tr("Shift");
case Qt::Key_Control:
return QObject::tr("Ctrl");
case Qt::Key_Alt:
return QObject::tr("Alt");
case Qt::Key_Meta:
return "";
default:
return QKeySequence(key_code).toString();
}
}
static void SetButtonKey(int key, Common::ParamPackage& button_param) {
button_param = Common::ParamPackage{InputCommon::GenerateKeyboardParam(key)};
}
static void SetAnalogKey(int key, Common::ParamPackage& analog_param,
const std::string& button_name) {
if (analog_param.Get("engine", "") != "analog_from_button") {
analog_param = {
{"engine", "analog_from_button"}, {"modifier_scale", "0.5"},
};
}
analog_param.Set(button_name, InputCommon::GenerateKeyboardParam(key));
}
ConfigureInput::ConfigureInput(QWidget* parent)
: QWidget(parent), ui(std::make_unique<Ui::ConfigureInput>()),
timer(std::make_unique<QTimer>()) {
ui->setupUi(this);
setFocusPolicy(Qt::ClickFocus);
button_map = {
ui->buttonA, ui->buttonB, ui->buttonX, ui->buttonY, ui->buttonDpadUp,
ui->buttonDpadDown, ui->buttonDpadLeft, ui->buttonDpadRight, ui->buttonL, ui->buttonR,
ui->buttonStart, ui->buttonSelect, ui->buttonZL, ui->buttonZR, ui->buttonHome,
};
analog_map = {{
{
ui->buttonCircleUp, ui->buttonCircleDown, ui->buttonCircleLeft, ui->buttonCircleRight,
ui->buttonCircleMod,
},
{
ui->buttonCStickUp, ui->buttonCStickDown, ui->buttonCStickLeft, ui->buttonCStickRight,
nullptr,
},
}};
for (int button_id = 0; button_id < Settings::NativeButton::NumButtons; button_id++) {
if (button_map[button_id])
connect(button_map[button_id], &QPushButton::released, [=]() {
handleClick(button_map[button_id],
[=](int key) { SetButtonKey(key, buttons_param[button_id]); });
});
}
for (int analog_id = 0; analog_id < Settings::NativeAnalog::NumAnalogs; analog_id++) {
for (int sub_button_id = 0; sub_button_id < ANALOG_SUB_BUTTONS_NUM; sub_button_id++) {
connect(analog_map[analog_id][sub_button_id], &QPushButton::released, [=]() {
handleClick(analog_map[analog_id][sub_button_id], [=](int key) {
SetAnalogKey(key, analogs_param[analog_id], analog_sub_buttons[sub_button_id]);
});
});
}
}
connect(ui->buttonRestoreDefaults, &QPushButton::released, [this]() { restoreDefaults(); });
timer->setSingleShot(true);
connect(timer.get(), &QTimer::timeout, [this]() {
releaseKeyboard();
releaseMouse();
key_setter = boost::none;
updateButtonLabels();
});
this->loadConfiguration();
// TODO(wwylele): enable these when the input emulation for them is implemented
ui->buttonZL->setEnabled(false);
ui->buttonZR->setEnabled(false);
ui->buttonHome->setEnabled(false);
ui->buttonCStickUp->setEnabled(false);
ui->buttonCStickDown->setEnabled(false);
ui->buttonCStickLeft->setEnabled(false);
ui->buttonCStickRight->setEnabled(false);
}
void ConfigureInput::applyConfiguration() {
std::transform(buttons_param.begin(), buttons_param.end(), Settings::values.buttons.begin(),
[](const Common::ParamPackage& param) { return param.Serialize(); });
std::transform(analogs_param.begin(), analogs_param.end(), Settings::values.analogs.begin(),
[](const Common::ParamPackage& param) { return param.Serialize(); });
Settings::Apply();
}
void ConfigureInput::loadConfiguration() {
std::transform(Settings::values.buttons.begin(), Settings::values.buttons.end(),
buttons_param.begin(),
[](const std::string& str) { return Common::ParamPackage(str); });
std::transform(Settings::values.analogs.begin(), Settings::values.analogs.end(),
analogs_param.begin(),
[](const std::string& str) { return Common::ParamPackage(str); });
updateButtonLabels();
}
void ConfigureInput::restoreDefaults() {
for (int button_id = 0; button_id < Settings::NativeButton::NumButtons; button_id++) {
SetButtonKey(Config::default_buttons[button_id], buttons_param[button_id]);
}
for (int analog_id = 0; analog_id < Settings::NativeAnalog::NumAnalogs; analog_id++) {
for (int sub_button_id = 0; sub_button_id < ANALOG_SUB_BUTTONS_NUM; sub_button_id++) {
SetAnalogKey(Config::default_analogs[analog_id][sub_button_id],
analogs_param[analog_id], analog_sub_buttons[sub_button_id]);
}
}
updateButtonLabels();
applyConfiguration();
}
void ConfigureInput::updateButtonLabels() {
QString non_keyboard(tr("[non-keyboard]"));
auto KeyToText = [&non_keyboard](const Common::ParamPackage& param) {
if (param.Get("engine", "") != "keyboard") {
return non_keyboard;
} else {
return getKeyName(param.Get("code", 0));
}
};
for (int button = 0; button < Settings::NativeButton::NumButtons; button++) {
button_map[button]->setText(KeyToText(buttons_param[button]));
}
for (int analog_id = 0; analog_id < Settings::NativeAnalog::NumAnalogs; analog_id++) {
if (analogs_param[analog_id].Get("engine", "") != "analog_from_button") {
for (QPushButton* button : analog_map[analog_id]) {
if (button)
button->setText(non_keyboard);
}
} else {
for (int sub_button_id = 0; sub_button_id < ANALOG_SUB_BUTTONS_NUM; sub_button_id++) {
Common::ParamPackage param(
analogs_param[analog_id].Get(analog_sub_buttons[sub_button_id], ""));
if (analog_map[analog_id][sub_button_id])
analog_map[analog_id][sub_button_id]->setText(KeyToText(param));
}
}
}
}
void ConfigureInput::handleClick(QPushButton* button, std::function<void(int)> new_key_setter) {
button->setText(tr("[press key]"));
button->setFocus();
key_setter = new_key_setter;
grabKeyboard();
grabMouse();
timer->start(5000); // Cancel after 5 seconds
}
void ConfigureInput::keyPressEvent(QKeyEvent* event) {
releaseKeyboard();
releaseMouse();
if (!key_setter || !event)
return;
if (event->key() != Qt::Key_Escape)
(*key_setter)(event->key());
updateButtonLabels();
key_setter = boost::none;
timer->stop();
}
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