1 | /****************************************************************************
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2 | **
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3 | ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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4 | ** All rights reserved.
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5 | ** Contact: Nokia Corporation ([email protected])
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6 | **
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7 | ** This file is part of the examples of the Qt Toolkit.
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8 | **
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9 | ** $QT_BEGIN_LICENSE:BSD$
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10 | ** You may use this file under the terms of the BSD license as follows:
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11 | **
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12 | ** "Redistribution and use in source and binary forms, with or without
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13 | ** modification, are permitted provided that the following conditions are
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14 | ** met:
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15 | ** * Redistributions of source code must retain the above copyright
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16 | ** notice, this list of conditions and the following disclaimer.
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17 | ** * Redistributions in binary form must reproduce the above copyright
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18 | ** notice, this list of conditions and the following disclaimer in
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19 | ** the documentation and/or other materials provided with the
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20 | ** distribution.
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21 | ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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22 | ** the names of its contributors may be used to endorse or promote
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23 | ** products derived from this software without specific prior written
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24 | ** permission.
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25 | **
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26 | ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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27 | ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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28 | ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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29 | ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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30 | ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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31 | ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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32 | ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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33 | ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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34 | ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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35 | ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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36 | ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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37 | ** $QT_END_LICENSE$
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38 | **
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39 | ****************************************************************************/
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40 |
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41 | #include <QtGui>
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42 |
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43 | #include "slidersgroup.h"
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44 |
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45 | //! [0]
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46 | SlidersGroup::SlidersGroup(Qt::Orientation orientation, const QString &title,
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47 | QWidget *parent)
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48 | : QGroupBox(title, parent)
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49 | {
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50 | slider = new QSlider(orientation);
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51 | slider->setFocusPolicy(Qt::StrongFocus);
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52 | slider->setTickPosition(QSlider::TicksBothSides);
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53 | slider->setTickInterval(10);
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54 | slider->setSingleStep(1);
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55 |
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56 | scrollBar = new QScrollBar(orientation);
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57 | scrollBar->setFocusPolicy(Qt::StrongFocus);
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58 |
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59 | dial = new QDial;
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60 | dial->setFocusPolicy(Qt::StrongFocus);
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61 |
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62 | connect(slider, SIGNAL(valueChanged(int)), scrollBar, SLOT(setValue(int)));
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63 | connect(scrollBar, SIGNAL(valueChanged(int)), dial, SLOT(setValue(int)));
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64 | connect(dial, SIGNAL(valueChanged(int)), slider, SLOT(setValue(int)));
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65 | //! [0] //! [1]
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66 | connect(dial, SIGNAL(valueChanged(int)), this, SIGNAL(valueChanged(int)));
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67 | //! [1] //! [2]
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68 |
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69 | //! [2] //! [3]
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70 | QBoxLayout::Direction direction;
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71 | //! [3] //! [4]
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72 |
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73 | if (orientation == Qt::Horizontal)
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74 | direction = QBoxLayout::TopToBottom;
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75 | else
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76 | direction = QBoxLayout::LeftToRight;
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77 |
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78 | QBoxLayout *slidersLayout = new QBoxLayout(direction);
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79 | slidersLayout->addWidget(slider);
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80 | slidersLayout->addWidget(scrollBar);
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81 | slidersLayout->addWidget(dial);
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82 | setLayout(slidersLayout);
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83 | }
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84 | //! [4]
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85 |
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86 | //! [5]
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87 | void SlidersGroup::setValue(int value)
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88 | //! [5] //! [6]
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89 | {
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90 | slider->setValue(value);
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91 | }
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92 | //! [6]
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93 |
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94 | //! [7]
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95 | void SlidersGroup::setMinimum(int value)
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96 | //! [7] //! [8]
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97 | {
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98 | slider->setMinimum(value);
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99 | scrollBar->setMinimum(value);
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100 | dial->setMinimum(value);
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101 | }
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102 | //! [8]
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103 |
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104 | //! [9]
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105 | void SlidersGroup::setMaximum(int value)
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106 | //! [9] //! [10]
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107 | {
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108 | slider->setMaximum(value);
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109 | scrollBar->setMaximum(value);
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110 | dial->setMaximum(value);
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111 | }
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112 | //! [10]
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113 |
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114 | //! [11]
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115 | void SlidersGroup::invertAppearance(bool invert)
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116 | //! [11] //! [12]
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117 | {
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118 | slider->setInvertedAppearance(invert);
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119 | scrollBar->setInvertedAppearance(invert);
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120 | dial->setInvertedAppearance(invert);
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121 | }
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122 | //! [12]
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123 |
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124 | //! [13]
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125 | void SlidersGroup::invertKeyBindings(bool invert)
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126 | //! [13] //! [14]
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127 | {
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128 | slider->setInvertedControls(invert);
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129 | scrollBar->setInvertedControls(invert);
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130 | dial->setInvertedControls(invert);
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131 | }
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132 | //! [14]
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