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-rw-r--r--src/qt/bitcoinamountfield.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/qt/bitcoinamountfield.h b/src/qt/bitcoinamountfield.h
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+#ifndef BITCOINFIELD_H
+#define BITCOINFIELD_H
+
+#include <QWidget>
+
+QT_BEGIN_NAMESPACE
+class QDoubleSpinBox;
+class QValueComboBox;
+QT_END_NAMESPACE
+
+/** Widget for entering bitcoin amounts.
+ */
+class BitcoinAmountField: public QWidget
+{
+ Q_OBJECT
+ Q_PROPERTY(qint64 value READ value WRITE setValue NOTIFY textChanged USER true)
+public:
+ explicit BitcoinAmountField(QWidget *parent = 0);
+
+ qint64 value(bool *valid=0) const;
+ void setValue(qint64 value);
+
+ /** Mark current value as invalid in UI. */
+ void setValid(bool valid);
+ /** Perform input validation, mark field as invalid if entered value is not valid. */
+ bool validate();
+
+ /** Change unit used to display amount. */
+ void setDisplayUnit(int unit);
+
+ /** Make field empty and ready for new input. */
+ void clear();
+
+ /** Qt messes up the tab chain by default in some cases (issue http://bugreports.qt.nokia.com/browse/QTBUG-10907),
+ in these cases we have to set it up manually.
+ */
+ QWidget *setupTabChain(QWidget *prev);
+
+signals:
+ void textChanged();
+
+protected:
+ /** Intercept focus-in event and ',' keypresses */
+ bool eventFilter(QObject *object, QEvent *event);
+
+private:
+ QDoubleSpinBox *amount;
+ QValueComboBox *unit;
+ int currentUnit;
+
+ void setText(const QString &text);
+ QString text() const;
+
+private slots:
+ void unitChanged(int idx);
+
+};
+
+
+#endif // BITCOINFIELD_H