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-rw-r--r--src/qt/bitcoinamountfield.h59
1 files changed, 59 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 QValidatedLineEdit;
+class QValueComboBox;
+QT_END_NAMESPACE
+
+// Coin amount entry widget with separate parts for whole
+// coins and decimals.
+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 valid as invalid in UI
+ void setValid(bool valid);
+ bool validate();
+
+ // Change current unit
+ 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)
+ // Hence we have to set it up manually
+ QWidget *setupTabChain(QWidget *prev);
+
+signals:
+ void textChanged();
+
+protected:
+ // Intercept '.' and ',' keys, if pressed focus a specified widget
+ bool eventFilter(QObject *object, QEvent *event);
+
+private:
+ QValidatedLineEdit *amount;
+ QValidatedLineEdit *decimals;
+ QValueComboBox *unit;
+ int currentUnit;
+
+ void setText(const QString &text);
+ QString text() const;
+
+private slots:
+ void unitChanged(int idx);
+
+};
+
+
+#endif // BITCOINFIELD_H