author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 03 May 2010 13:18:40 +0300 | |
changeset 4 | 90517678cc4f |
parent 1 | 2b40d63a9c3d |
child 5 | 453da2cfceef |
permissions | -rw-r--r-- |
1
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/**************************************************************************** |
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** |
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** Copyright (C) 2009 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 Qt Mobility Components. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: 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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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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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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|
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#include "radio.h" |
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|
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#include <QtGui> |
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|
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Radio::Radio() |
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{ |
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radio = new QRadioTuner; |
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connect(radio,SIGNAL(frequencyChanged(int)),this,SLOT(freqChanged(int))); |
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connect(radio,SIGNAL(signalStrengthChanged(int)),this,SLOT(signalChanged(int))); |
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|
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if(radio->isBandSupported(QRadioTuner::FM)) |
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radio->setBand(QRadioTuner::FM); |
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|
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QWidget *window = new QWidget; |
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QVBoxLayout* layout = new QVBoxLayout; |
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QHBoxLayout* buttonBar = new QHBoxLayout; |
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#if defined Q_OS_SYMBIAN // this is so that we can see all buttons also in 3.1 devices, where the screens are smaller.. |
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QHBoxLayout* buttonBar2 = new QHBoxLayout; |
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#endif |
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QHBoxLayout* topBar = new QHBoxLayout; |
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|
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layout->addLayout(topBar); |
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|
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freq = new QLabel; |
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freq->setText(QString("%1 kHz").arg(radio->frequency()/1000)); |
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topBar->addWidget(freq); |
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signal = new QLabel; |
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if (radio->isAvailable()) |
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signal->setText(tr("No Signal")); |
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else |
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signal->setText(tr("No radio found")); |
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topBar->addWidget(signal); |
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|
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volumeSlider = new QSlider(Qt::Vertical,this); |
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volumeSlider->setRange(0,100); |
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#if defined Q_OS_SYMBIAN |
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volumeSlider->setRange(0,10); |
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#endif |
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volumeSlider->setValue(radio->volume()); |
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connect(volumeSlider,SIGNAL(valueChanged(int)),this,SLOT(updateVolume(int))); |
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topBar->addWidget(volumeSlider); |
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|
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layout->addLayout(buttonBar); |
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#if defined Q_OS_SYMBIAN |
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layout->addLayout(buttonBar2); |
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#endif |
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|
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searchLeft = new QPushButton; |
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searchLeft->setText(tr("scan Down")); |
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connect(searchLeft,SIGNAL(clicked()),SLOT(searchDown())); |
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buttonBar->addWidget(searchLeft); |
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left = new QPushButton; |
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left->setText(tr("Freq Down")); |
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connect(left,SIGNAL(clicked()),SLOT(freqDown())); |
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#if defined Q_OS_SYMBIAN |
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buttonBar2->addWidget(left); |
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100 |
#else |
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buttonBar->addWidget(left); |
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102 |
#endif |
4
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103 |
|
1
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right = new QPushButton; |
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connect(right,SIGNAL(clicked()),SLOT(freqUp())); |
2b40d63a9c3d
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right->setText(tr("Freq Up")); |
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#if defined Q_OS_SYMBIAN |
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buttonBar2->addWidget(right); |
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109 |
#else |
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buttonBar->addWidget(right); |
2b40d63a9c3d
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111 |
#endif |
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112 |
|
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searchRight = new QPushButton; |
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searchRight->setText(tr("scan Up")); |
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connect(searchRight,SIGNAL(clicked()),SLOT(searchUp())); |
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buttonBar->addWidget(searchRight); |
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117 |
|
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window->setLayout(layout); |
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setCentralWidget(window); |
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window->show(); |
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121 |
|
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radio->start(); |
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123 |
} |
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124 |
|
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Radio::~Radio() |
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126 |
{ |
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} |
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128 |
|
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void Radio::freqUp() |
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130 |
{ |
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int f = radio->frequency(); |
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f = f + radio->frequencyStep(QRadioTuner::FM); |
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radio->setFrequency(f); |
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} |
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|
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void Radio::freqDown() |
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{ |
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int f = radio->frequency(); |
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f = f - radio->frequencyStep(QRadioTuner::FM); |
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radio->setFrequency(f); |
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141 |
} |
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|
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void Radio::searchUp() |
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144 |
{ |
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radio->searchForward(); |
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146 |
} |
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|
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void Radio::searchDown() |
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{ |
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radio->searchBackward(); |
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151 |
} |
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|
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void Radio::freqChanged(int) |
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{ |
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freq->setText(QString("%1 kHz").arg(radio->frequency()/1000)); |
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156 |
} |
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157 |
|
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void Radio::signalChanged(int) |
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159 |
{ |
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if(radio->signalStrength() > 25) |
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signal->setText(tr("Got Signal")); |
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162 |
else |
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signal->setText(tr("No Signal")); |
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164 |
} |
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165 |
|
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Revision: 201011
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166 |
void Radio::updateVolume(int v) |
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167 |
{ |
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Revision: 201011
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168 |
radio->setVolume(v); |
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169 |
} |
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Revision: 201011
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170 |