84 lines
2.3 KiB
C++
84 lines
2.3 KiB
C++
// Copyright (c) 2011-2018 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_QT_BITCOINAMOUNTFIELD_H
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#define BITCOIN_QT_BITCOINAMOUNTFIELD_H
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#include <amount.h>
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#include <QWidget>
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class AmountSpinBox;
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QT_BEGIN_NAMESPACE
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class QValueComboBox;
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QT_END_NAMESPACE
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/** Widget for entering bitcoin amounts.
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*/
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class BitcoinAmountField: public QWidget
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{
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Q_OBJECT
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// ugly hack: for some unknown reason CAmount (instead of qint64) does not work here as expected
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// discussion: https://github.com/bitcoin/bitcoin/pull/5117
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Q_PROPERTY(qint64 value READ value WRITE setValue NOTIFY valueChanged USER true)
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public:
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explicit BitcoinAmountField(QWidget *parent = nullptr);
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CAmount value(bool *value=nullptr) const;
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void setValue(const CAmount& value);
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/** If allow empty is set to false the field will be set to the minimum allowed value if left empty. **/
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void SetAllowEmpty(bool allow);
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/** Set the minimum value in satoshis **/
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void SetMinValue(const CAmount& value);
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/** Set the maximum value in satoshis **/
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void SetMaxValue(const CAmount& value);
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/** Set single step in satoshis **/
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void setSingleStep(const CAmount& step);
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/** Make read-only **/
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void setReadOnly(bool fReadOnly);
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/** Mark current value as invalid in UI. */
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void setValid(bool valid);
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/** Perform input validation, mark field as invalid if entered value is not valid. */
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bool validate();
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/** Change unit used to display amount. */
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void setDisplayUnit(int unit);
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/** Make field empty and ready for new input. */
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void clear();
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/** Enable/Disable. */
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void setEnabled(bool fEnabled);
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/** Qt messes up the tab chain by default in some cases (issue https://bugreports.qt-project.org/browse/QTBUG-10907),
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in these cases we have to set it up manually.
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*/
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QWidget *setupTabChain(QWidget *prev);
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Q_SIGNALS:
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void valueChanged();
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protected:
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/** Intercept focus-in event and ',' key presses */
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bool eventFilter(QObject *object, QEvent *event);
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private:
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AmountSpinBox *amount;
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QValueComboBox *unit;
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private Q_SLOTS:
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void unitChanged(int idx);
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};
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#endif // BITCOIN_QT_BITCOINAMOUNTFIELD_H
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