85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
/*
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* This file is part of the Flowee project
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* Copyright (C) 2020-2021 Tom Zander <tom@flowee.org>
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*
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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 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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*
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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 General Public License for more details.
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*
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* You should have received a copy of the GNU 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 BITCOINVALUE_H
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#define BITCOINVALUE_H
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#include <QObject>
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#include <QString>
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class BitcoinValue : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(double value READ realValue WRITE setRealValue NOTIFY valueChanged)
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Q_PROPERTY(QString enteredString READ enteredString WRITE setEnteredString NOTIFY enteredStringChanged)
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Q_PROPERTY(int maxFractionalDigits READ maxFractionalDigits WRITE setMaxFractionalDigits RESET resetMaxFractionalDigits NOTIFY maxFractionalDigitsChanged)
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Q_PROPERTY(int cursorPos READ cursorPos WRITE setCursorPos NOTIFY cursorPosChanged)
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public:
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explicit BitcoinValue(QObject *parent = nullptr);
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qint64 value() const;
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void setValue(qint64 value);
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inline double realValue() {
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return m_value;
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}
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inline void setRealValue(double val) {
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setValue(val);
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}
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Q_INVOKABLE void moveLeft();
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Q_INVOKABLE void moveRight();
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Q_INVOKABLE void insertNumber(QChar number);
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Q_INVOKABLE void addSeparator();
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Q_INVOKABLE void paste();
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Q_INVOKABLE void backspacePressed();
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Q_INVOKABLE void reset();
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QString enteredString() const;
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void setEnteredString(const QString &s);
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/*
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* For fiat prices we want to limit the number of digits after
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* the unit separator. This allows us to do so.
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* Notice that reset unsets this making the number of digits follow the
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* Bitcoin Cash unit selected application-wide.
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*/
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int maxFractionalDigits() const;
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void setMaxFractionalDigits(int newMaxFractionalDigits);
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void resetMaxFractionalDigits();
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int cursorPos() const;
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void setCursorPos(int newCursorPos);
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signals:
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void valueChanged();
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void enteredStringChanged();
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void maxFractionalDigitsChanged();
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void cursorPosChanged();
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private:
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// sets integer form of m_value from the \a value
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void setStringValue(const QString &value);
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qint64 m_value;
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QString m_typedNumber;
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int m_cursorPos = 0;
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int m_maxFractionalDigits = -1;
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};
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#endif
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