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50 | |
51 | #include "slidersgroup.h" |
52 | |
53 | #include <QBoxLayout> |
54 | #include <QDial> |
55 | #include <QScrollBar> |
56 | #include <QSlider> |
57 | |
58 | //! [0] |
59 | SlidersGroup::SlidersGroup(Qt::Orientation orientation, const QString &title, |
60 | QWidget *parent) |
61 | : QGroupBox(title, parent) |
62 | { |
63 | slider = new QSlider(orientation); |
64 | slider->setFocusPolicy(Qt::StrongFocus); |
65 | slider->setTickPosition(QSlider::TicksBothSides); |
66 | slider->setTickInterval(10); |
67 | slider->setSingleStep(1); |
68 | |
69 | scrollBar = new QScrollBar(orientation); |
70 | scrollBar->setFocusPolicy(Qt::StrongFocus); |
71 | |
72 | dial = new QDial; |
73 | dial->setFocusPolicy(Qt::StrongFocus); |
74 | |
75 | connect(sender: slider, signal: &QSlider::valueChanged, receiver: scrollBar, slot: &QScrollBar::setValue); |
76 | connect(sender: scrollBar, signal: &QScrollBar::valueChanged, receiver: dial, slot: &QDial::setValue); |
77 | connect(sender: dial, signal: &QDial::valueChanged, receiver: slider, slot: &QSlider::setValue); |
78 | //! [0] //! [1] |
79 | connect(sender: dial, signal: &QDial::valueChanged, receiver: this, slot: &SlidersGroup::valueChanged); |
80 | //! [1] //! [2] |
81 | |
82 | //! [2] //! [3] |
83 | QBoxLayout::Direction direction; |
84 | //! [3] //! [4] |
85 | |
86 | if (orientation == Qt::Horizontal) |
87 | direction = QBoxLayout::TopToBottom; |
88 | else |
89 | direction = QBoxLayout::LeftToRight; |
90 | |
91 | QBoxLayout *slidersLayout = new QBoxLayout(direction); |
92 | slidersLayout->addWidget(slider); |
93 | slidersLayout->addWidget(scrollBar); |
94 | slidersLayout->addWidget(dial); |
95 | setLayout(slidersLayout); |
96 | } |
97 | //! [4] |
98 | |
99 | //! [5] |
100 | void SlidersGroup::setValue(int value) |
101 | //! [5] //! [6] |
102 | { |
103 | slider->setValue(value); |
104 | } |
105 | //! [6] |
106 | |
107 | //! [7] |
108 | void SlidersGroup::setMinimum(int value) |
109 | //! [7] //! [8] |
110 | { |
111 | slider->setMinimum(value); |
112 | scrollBar->setMinimum(value); |
113 | dial->setMinimum(value); |
114 | } |
115 | //! [8] |
116 | |
117 | //! [9] |
118 | void SlidersGroup::setMaximum(int value) |
119 | //! [9] //! [10] |
120 | { |
121 | slider->setMaximum(value); |
122 | scrollBar->setMaximum(value); |
123 | dial->setMaximum(value); |
124 | } |
125 | //! [10] |
126 | |
127 | //! [11] |
128 | void SlidersGroup::invertAppearance(bool invert) |
129 | //! [11] //! [12] |
130 | { |
131 | slider->setInvertedAppearance(invert); |
132 | scrollBar->setInvertedAppearance(invert); |
133 | dial->setInvertedAppearance(invert); |
134 | } |
135 | //! [12] |
136 | |
137 | //! [13] |
138 | void SlidersGroup::invertKeyBindings(bool invert) |
139 | //! [13] //! [14] |
140 | { |
141 | slider->setInvertedControls(invert); |
142 | scrollBar->setInvertedControls(invert); |
143 | dial->setInvertedControls(invert); |
144 | } |
145 | //! [14] |
146 | |