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81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
#pragma once
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#include <QLineEdit>
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#include <QRegularExpressionValidator>
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#include <QSpinBox>
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#ifdef INTERNAL
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#define EXPORT Q_DECL_EXPORT
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#else
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#define EXPORT Q_DECL_IMPORT
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#endif
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/**
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* @brief Class representing a hexadecimal spin box
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* @note Since QSpinBox uses int as the storage type, the effective editing range
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* is +/- 0x7FFF FFFF, so it can't handle a full unsigned int.
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* QDoubleSpinBox would be a more suitable base class if a wider range is needed.
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*/
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class EXPORT HexSpinBox : public QSpinBox
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{
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Q_OBJECT
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public:
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/**
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* @brief Construct a new Hex Spin Box object
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*
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* @param parent The parent QWidget
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*/
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explicit HexSpinBox(QWidget *parent = nullptr);
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/**
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* @brief Construct a new Hex Spin Box object
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*
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* @param showPrefix Whether to show the "0x" prefix
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* @param format The printf-style format string to use for displaying the value
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* @param parent The parent QWidget
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*/
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HexSpinBox(bool showPrefix = false, const QString &format = QStringLiteral("%X"), QWidget *parent = nullptr);
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public slots:
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/**
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* @brief Set the Show Prefix object
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*
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* @param show True to show the "0x" prefix, false to hide it
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*/
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void setShowPrefix(bool show);
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/**
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* @brief Set the Format object
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*
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* @param text The printf-style format string to use for displaying the value
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*/
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void setFormat(const QString &text);
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protected:
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/**
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* @brief Validate the input text
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*
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* @param text The input text
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* @param pos The position of the cursor
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* @return QValidator::State The validation state
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*/
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QValidator::State validate(QString &text, int &pos) const override;
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/**
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* @brief Convert text to value
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*
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* @param text The input text
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* @return int The corresponding value
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*/
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int valueFromText(const QString &text) const override;
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/**
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* @brief Convert value to text
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*
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* @param value The input value
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* @return QString The corresponding text
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*/
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QString textFromValue(int value) const override;
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private:
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QRegularExpressionValidator *validator;
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QString format;
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};
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