/usr/include/Wt/WDoubleSpinBox is in libwt-dev 3.3.6+dfsg-1.1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 | // This may look like C code, but it's really -*- C++ -*-
/*
* Copyright (C) 2010, 2011 Emweb bvba, Kessel-Lo, Belgium.
*
* See the LICENSE file for terms of use.
*/
#ifndef WDOUBLE_SPIN_BOX_H_
#define WDOUBLE_SPIN_BOX_H_
#include <Wt/WAbstractSpinBox>
namespace Wt {
/*! \class WDoubleSpinBox Wt/WDoubleSpinBox Wt/WDoubleSpinBox
* \brief An input control for fixed point numbers.
*
* The spin box provides a control for entering a fixed point
* number. It consists of a line edit, and buttons which allow to
* increase or decrease the value. If you rather need input of an
* integer number number, use WSpinBox instead.
*
* %WDoubleSpinBox is an \link WWidget::setInline(bool) inline
* \endlink widget.
*
* \sa WSpinBox
*
* \note A spinbox configures a validator for validating the input. Therefore
* you cannot set a validator yourself.
*/
class WT_API WDoubleSpinBox : public WAbstractSpinBox
{
public:
/*! \brief Creates a spin-box.
*
* The range is (0.0 - 99.99), the step size 1.0, and the spin box
* has a precision of 2 decimals.
*
* The initial value is 0.0.
*/
WDoubleSpinBox(WContainerWidget *parent = 0);
/*! \brief Sets the minimum value.
*
* The default value is 0.0.
*/
void setMinimum(double minimum);
/*! \brief Returns the minimum value.
*
* \sa setMinimum()
*/
double minimum() const { return min_; }
/*! \brief Sets the maximum value.
*
* The default value is 99.99.
*/
void setMaximum(double maximum);
/*! \brief Returns the maximum value.
*
* \sa setMaximum()
*/
double maximum() const { return max_; }
/*! \brief Sets the range.
*
* \sa setMinimum(), setMaximum()
*/
void setRange(double minimum, double maximum);
/*! \brief Sets the step value.
*
* The default value is 1.0.
*/
void setSingleStep(double step);
/*! \brief Returns the step value.
*
* \sa setSingleStep()
*/
double singleStep() const { return step_; }
/*! \brief Sets the precision.
*
* This sets the number of digits after the decimal point shown
*
* The default precision is 2.
*/
void setDecimals(int precision);
/*! \brief Returns the precision.
*
* \sa setDecimals()
*/
int decimals() const;
/*! \brief Sets the value.
*
* \p value must be a value between minimum() and maximum().
*
* The default value is 0
*/
void setValue(double value);
/*! \brief Returns the value.
*/
double value() const { return value_; }
/*! \brief A %signal that indicates when the value has changed.
*
* This signal is emitted when setValue() is called.
*
* \sa setValue()
*/
Signal<double>& valueChanged() { return valueChanged_; }
virtual void refresh();
protected:
virtual void updateDom(DomElement& element, bool all);
virtual void render(WFlags<RenderFlag> flags);
virtual void signalConnectionsChanged();
virtual std::string jsMinMaxStep() const;
virtual bool parseNumberValue(const std::string& text);
virtual WT_USTRING textFromValue() const;
virtual WValidator *createValidator();
virtual WValidator::Result validateRange() const;
private:
bool setup_;
double value_, min_, max_, step_;
int precision_;
Signal<double> valueChanged_;
void setup();
void onChange();
};
}
#endif // WDOUBLE_SPIN_BOX_H_
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