f9f395c28b
Updated version of LGPL and FDL licenseheaders. Apply release phase licenseheaders for all source files. Reviewed-by: Trust Me
203 lines
6.4 KiB
C++
203 lines
6.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QGraphicsView>
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#include <QGraphicsWidget>
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#include <QGraphicsLinearLayout>
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#include <QList>
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#include "button.h"
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#include "menu.h"
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#include "themeevent.h"
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#include "theme.h"
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static const int MinMenuItemWidth = 150;
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static const int MinMenuItemHeight = 40;
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Menu::Menu(QGraphicsView* parent) : QGraphicsWidget(),
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m_Parent(parent), m_Layout(new QGraphicsLinearLayout(Qt::Vertical, this)),
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m_ButtonContainer(0), m_isMenuVisible(false), m_currentSelectedIndex(-1)
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{
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init();
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}
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Menu::~Menu()
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{
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for(int i = 0; i < m_ButtonContainer->count(); i++ ) {
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delete m_ButtonContainer->at(i);
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}
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m_ButtonContainer->clear();
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delete m_ButtonContainer;
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m_ButtonContainer = 0;
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}
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void Menu::init()
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{
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m_ButtonContainer = new QList<Button*>;
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m_Layout->setContentsMargins(0,0,0,0);
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m_Layout->setSpacing(0);
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setMinimumWidth(150);
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setLayout(m_Layout);
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connect(Theme::p(), SIGNAL(themeChanged()), this, SLOT(themeChange()));
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}
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Button* Menu::addMenuItem(const QString itemName, QObject* receiver, const char* member)
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{
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Button* button = new Button(itemName ,this);
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button->setVisible(m_isMenuVisible);
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connect(button, SIGNAL(clicked(bool)), receiver, member);
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connect(button, SIGNAL(clicked(bool)), this, SLOT(menuShowHide()));
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m_ButtonContainer->append(button);
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button->setMinimumWidth(MinMenuItemWidth);
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button->setMinimumHeight(MinMenuItemHeight);
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return button;
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}
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void Menu::menuShowHide()
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{
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m_isMenuVisible ? menuHide() : menuShow();
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m_isMenuVisible = !m_isMenuVisible;
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}
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void Menu::menuShow()
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{
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for(int i = 0; i < m_ButtonContainer->count(); i++) {
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Button* button = m_ButtonContainer->at(i);
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m_Layout->addItem(button);
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button->show();
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}
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}
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void Menu::menuHide()
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{
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for(int i = 0; i < m_ButtonContainer->count(); i++) {
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Button* button = m_ButtonContainer->at(i);
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button->select(false);
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button->hide();
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m_Layout->removeItem(button);
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}
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m_currentSelectedIndex = -1;
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}
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void Menu::themeChange()
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{
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QPixmap pixmap = Theme::p()->pixmap("status_field_middle.svg",
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QSize(MinMenuItemWidth, MinMenuItemHeight));
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for(int i = 0; i < m_ButtonContainer->count(); i++) {
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Button* button = m_ButtonContainer->at(i);
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button->setBackground(pixmap);
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}
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update();
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}
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void Menu::keyPressEvent(QKeyEvent *event)
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{
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//S60 3.x specific
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if(event->key() == 16777235 ) { //Up Arrow
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if(m_currentSelectedIndex > 0) { //One step up
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Button* button = m_ButtonContainer->at(m_currentSelectedIndex);
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button->select(false);
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button->update();
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m_currentSelectedIndex--;
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button = m_ButtonContainer->at(m_currentSelectedIndex);
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button->select(true);
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button->update();
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}
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else { //Jump to bottom
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if(m_currentSelectedIndex >= 0) {
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Button* button = m_ButtonContainer->at(m_currentSelectedIndex);
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button->select(false);
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button->update();
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}
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m_currentSelectedIndex = m_ButtonContainer->count() -1;
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if(m_currentSelectedIndex >= 0) {
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Button* button = m_ButtonContainer->at(m_currentSelectedIndex);
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button->select(true);
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button->update();
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}
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}
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}
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if(event->key() == 16777237 ) { //Down Arrow
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if (m_currentSelectedIndex < m_ButtonContainer->count()-1) { //One step down
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if(m_currentSelectedIndex >= 0) {
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Button* button = m_ButtonContainer->at(m_currentSelectedIndex);
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button->select(false);
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button->update();
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}
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m_currentSelectedIndex++;
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Button* button = m_ButtonContainer->at(m_currentSelectedIndex);
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button->select(true);
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button->update();
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}
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else { //Jump to top
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if(m_currentSelectedIndex >= 0) {
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Button* button = m_ButtonContainer->at(m_currentSelectedIndex);
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button->select(false);
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button->update();
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m_currentSelectedIndex = 0;
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button = m_ButtonContainer->at(m_currentSelectedIndex);
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button->select(true);
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button->update();
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}
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}
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}
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if(event->key() == 17825792 || event->key() == 16842752 || //LSK, center key or enter
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event->key() == 16777221 ) {
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if(m_currentSelectedIndex >= 0) {
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Button* button = m_ButtonContainer->at(m_currentSelectedIndex);
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button->click();
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}
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}
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if(event->key() == 17825793 ) { //RSK
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menuShowHide();
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}
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}
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