1/* Copyright (c) 2013-2015 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#include "ShortcutView.h"
  7
  8#include "GamepadButtonEvent.h"
  9#include "InputController.h"
 10#include "InputModel.h"
 11
 12#include <QKeyEvent>
 13
 14using namespace QGBA;
 15
 16ShortcutView::ShortcutView(QWidget* parent)
 17	: QWidget(parent)
 18	, m_model()
 19{
 20	m_ui.setupUi(this);
 21	m_ui.keyEdit->setValueKey(0);
 22	m_ui.shortcutTable->setModel(&m_model);
 23
 24	connect(m_ui.gamepadButton, &QAbstractButton::pressed, [this]() {
 25		bool signalsBlocked = m_ui.keyEdit->blockSignals(true);
 26		m_ui.keyEdit->setValueButton(-1);
 27		m_ui.keyEdit->blockSignals(signalsBlocked);
 28	});
 29	connect(m_ui.keyboardButton, &QAbstractButton::pressed, [this]() {
 30		bool signalsBlocked = m_ui.keyEdit->blockSignals(true);
 31		m_ui.keyEdit->setValueKey(0);
 32		m_ui.keyEdit->blockSignals(signalsBlocked);
 33	});
 34	connect(m_ui.keyEdit, &KeyEditor::valueChanged, this, &ShortcutView::updateButton);
 35	connect(m_ui.keyEdit, &KeyEditor::axisChanged, this, &ShortcutView::updateAxis);
 36	connect(m_ui.shortcutTable, &QAbstractItemView::doubleClicked, this, &ShortcutView::load);
 37	connect(m_ui.clearButton, &QAbstractButton::clicked, this, &ShortcutView::clear);
 38#ifdef BUILD_SDL
 39	connect(m_ui.gamepadName, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), [this](int index) {
 40		m_input->setGamepad(SDL_BINDING_BUTTON, index);
 41	});
 42#endif
 43}
 44
 45ShortcutView::~ShortcutView() {
 46	m_input->releaseFocus(this);
 47}
 48
 49void ShortcutView::setModel(InputIndex* model) {
 50	m_model.clone(*model);
 51}
 52
 53void ShortcutView::setInputController(InputController* controller) {
 54	if (m_input) {
 55		m_input->releaseFocus(this);
 56	}
 57	m_input = controller;
 58	m_input->stealFocus(this);
 59	updateGamepads();
 60}
 61
 62void ShortcutView::updateGamepads() {
 63	if (!m_input) {
 64		return;
 65	}
 66#ifdef BUILD_SDL
 67	m_ui.gamepadName->clear();
 68
 69	QStringList gamepads = m_input->connectedGamepads(SDL_BINDING_BUTTON);
 70	int activeGamepad = m_input->gamepad(SDL_BINDING_BUTTON);
 71
 72	for (const auto& gamepad : gamepads) {
 73		m_ui.gamepadName->addItem(gamepad);
 74	}
 75	m_ui.gamepadName->setCurrentIndex(activeGamepad);
 76#endif
 77
 78}
 79
 80void ShortcutView::load(const QModelIndex& index) {
 81	InputItem* item = m_model.itemAt(index);
 82	if (!item) {
 83		return;
 84	}
 85	int shortcut = item->shortcut();
 86	if (index.column() == 1) {
 87		m_ui.keyboardButton->click();
 88	} else if (index.column() == 2) {
 89		m_ui.gamepadButton->click();
 90	}
 91	bool blockSignals = m_ui.keyEdit->blockSignals(true);
 92	m_ui.keyEdit->setFocus(Qt::MouseFocusReason);
 93	if (m_ui.gamepadButton->isChecked()) {
 94		m_ui.keyEdit->setValueButton(-1); // There are no default bindings
 95	} else {
 96		m_ui.keyEdit->setValueKey(shortcut);
 97	}
 98	m_ui.keyEdit->blockSignals(blockSignals);
 99}
100
101void ShortcutView::clear() {
102	QModelIndex index = m_ui.shortcutTable->selectionModel()->currentIndex();
103	InputItem* item = m_model.itemAt(index);
104	if (!item) {
105		return;
106	}
107	if (m_ui.gamepadButton->isChecked()) {
108		item->clearButton();
109		m_ui.keyEdit->setValueButton(-1);
110	} else {
111		item->clearShortcut();
112		m_ui.keyEdit->setValueKey(-1);
113	}
114}
115
116void ShortcutView::updateButton(int button) {
117	InputItem* item = m_model.itemAt(m_ui.shortcutTable->selectionModel()->currentIndex());
118	if (!item) {
119		return;
120	}
121	if (m_ui.gamepadButton->isChecked()) {
122		item->setButton(button);
123	} else {
124		item->setShortcut(button);
125	}
126}
127
128void ShortcutView::updateAxis(int axis, int direction) {
129	InputItem* item = m_model.itemAt(m_ui.shortcutTable->selectionModel()->currentIndex());
130	if (!item) {
131		return;
132	}
133	item->setAxis(axis, static_cast<GamepadAxisEvent::Direction>(direction));
134}
135
136void ShortcutView::closeEvent(QCloseEvent*) {
137	if (m_input) {
138		m_input->releaseFocus(this);
139	}
140}
141
142bool ShortcutView::event(QEvent* event) {
143	if (m_input) {
144		QEvent::Type type = event->type();
145		if (type == QEvent::WindowActivate || type == QEvent::Show) {
146			m_input->stealFocus(this);
147		} else if (type == QEvent::WindowDeactivate || type == QEvent::Hide) {
148			m_input->releaseFocus(this);
149		}
150	}
151	return QWidget::event(event);
152}