111 lines
3.3 KiB
C++
111 lines
3.3 KiB
C++
/*
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QAD - Qt ADvanced
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Ivan Pelipenko peri4ko@yandex.ru, Andrey Bychkov work.a.b@yandex.ru
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef EVALSPINBOX_H
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#define EVALSPINBOX_H
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#include "qad_widgets_export.h"
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#include <QAbstractSpinBox>
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class QPIEvaluator;
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class QLabel;
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class QAD_WIDGETS_EXPORT EvalSpinBox: public QAbstractSpinBox {
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Q_OBJECT
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Q_PROPERTY(double value READ value WRITE setValue NOTIFY valueChanged USER true)
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Q_PROPERTY(QString expression READ expression WRITE setExpression USER true)
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Q_PROPERTY(QString defaultText READ defaultText WRITE setDefaultText)
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Q_PROPERTY(bool clearButtonVisible READ isClearButtonVisible WRITE setClearButtonVisible)
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Q_PROPERTY(bool calculationVisible READ isCalculationVisible WRITE setCalculationVisible)
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Q_PROPERTY(int precision READ precision WRITE setPrecision)
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Q_PROPERTY(double singleStep READ singleStep WRITE setSingleStep)
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public:
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explicit EvalSpinBox(QWidget * parent = nullptr);
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~EvalSpinBox() override;
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double value() const;
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const QString & expression() const;
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const QString & defaultText() const { return dt; }
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bool isClearButtonVisible() const { return cw_visible; }
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bool isCalculationVisible() const { return calc_visible; }
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bool isCleared() const;
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int precision() const { return precision_; }
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double singleStep() const { return m_singleStep; }
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void stepBy(int steps) override;
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void clear() override;
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QSize sizeHint() const override;
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public slots:
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void setExpression(const QString & expr);
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void setValue(double val);
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void setDefaultText(const QString & t);
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void setClearButtonVisible(bool visible);
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void setCalculationVisible(bool visible);
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void setPrecision(int precision) { precision_ = precision; }
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void setSingleStep(double step) { m_singleStep = step; }
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protected:
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QString text() const { return QAbstractSpinBox::text(); }
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StepEnabled stepEnabled() const override;
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void focusInEvent(QFocusEvent * event) override;
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void focusOutEvent(QFocusEvent * event) override;
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void wheelEvent(QWheelEvent * event) override;
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void stepByDouble(double steps);
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private slots:
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void clearMouseRelease(QMouseEvent * e);
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void textChanged_(const QString & text);
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void setExpressionSlot();
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void resizeIcons();
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signals:
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void valueChanged(double val);
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void cleared();
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private:
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bool eventFilter(QObject * o, QEvent * e) override;
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void resizeEvent(QResizeEvent *) override;
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void changeEvent(QEvent * e) override;
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void statusPaintEvent();
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void cwPaintEvent();
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QWidget * status;
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QWidget * cw;
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QPIEvaluator * eval;
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QLabel * label;
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QImage icon_ok;
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QImage icon_fail;
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QImage icon_calc;
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QImage icon;
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QImage clear_im;
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QString dt;
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bool cw_visible = false, calc_visible = true;
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int precision_ = -1;
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double m_singleStep = 1.;
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};
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#endif // EVALSPINBOX_H
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