1 files changed, 24 insertions, 0 deletions
diff --git a/src/qt/bitcoinaddressvalidator.h b/src/qt/bitcoinaddressvalidator.h
new file mode 100644
index 0000000000..73f6ea1f61
--- /dev/null
+++ b/src/qt/bitcoinaddressvalidator.h
@@ -0,0 +1,24 @@
+#ifndef BITCOINADDRESSVALIDATOR_H
+#define BITCOINADDRESSVALIDATOR_H
+
+#include <QRegExpValidator>
+
+/* Base48 entry widget validator.
+   Corrects near-miss characters and refuses characters that are no part of base48.
+ */
+class BitcoinAddressValidator : public QValidator
+{
+    Q_OBJECT
+public:
+    explicit BitcoinAddressValidator(QObject *parent = 0);
+
+    State validate(QString &input, int &pos) const;
+
+    static const int MaxAddressLength = 34;
+signals:
+
+public slots:
+
+};
+
+#endif // BITCOINADDRESSVALIDATOR_H