From dae22f5a3f0cb9706d862a5752b250f6312b1b6f Mon Sep 17 00:00:00 2001
From: Klaus Basan <klaus.basan@klausbasan.de>
Date: Sat, 15 Nov 2014 01:32:01 +0100
Subject: [PATCH] refs #288, validator for upper case inputs such as callsign,
 ICAO data

---
 src/blackgui/uppercasevalidator.cpp | 43 +++++++++++++++++++++++++++
 src/blackgui/uppercasevalidator.h   | 46 +++++++++++++++++++++++++++++
 2 files changed, 89 insertions(+)
 create mode 100644 src/blackgui/uppercasevalidator.cpp
 create mode 100644 src/blackgui/uppercasevalidator.h

diff --git a/src/blackgui/uppercasevalidator.cpp b/src/blackgui/uppercasevalidator.cpp
new file mode 100644
index 000000000..cbeaded06
--- /dev/null
+++ b/src/blackgui/uppercasevalidator.cpp
@@ -0,0 +1,43 @@
+/* Copyright (C) 2014
+ * swift project Community / Contributors
+ *
+ * This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#include "uppercasevalidator.h"
+
+namespace BlackGui
+{
+    CUpperCaseValidator::CUpperCaseValidator(QObject *parent) : QValidator(parent)
+    { }
+
+    CUpperCaseValidator::CUpperCaseValidator(int minLength, int maxLength, QObject *parent) : QValidator(parent),
+        m_minLength(minLength), m_maxLength(maxLength)
+    { }
+
+    CUpperCaseValidator::CUpperCaseValidator(bool optionalValue, int minLength, int maxLength, QObject *parent) : QValidator(parent),
+        m_minLength(minLength), m_maxLength(maxLength), m_optionalValue(optionalValue)
+    { }
+
+    QValidator::State CUpperCaseValidator::validate(QString &input, int &pos) const
+    {
+        Q_UNUSED(input);
+        Q_UNUSED(pos);
+        fixup(input);
+
+        if (m_optionalValue && input.isEmpty()) { return Acceptable; }
+        if (input.length() > m_maxLength) { return Invalid; }
+        if (input.length() < m_minLength) { return Intermediate; }
+        return Acceptable;
+    }
+
+    void CUpperCaseValidator::fixup(QString &input) const
+    {
+        if (input.isEmpty()) { return; }
+        input = input.toUpper();
+    }
+
+} // namespace
diff --git a/src/blackgui/uppercasevalidator.h b/src/blackgui/uppercasevalidator.h
new file mode 100644
index 000000000..3dff68ea7
--- /dev/null
+++ b/src/blackgui/uppercasevalidator.h
@@ -0,0 +1,46 @@
+/* Copyright (C) 2014
+ * swift project Community / Contributors
+ *
+ * This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKGUI_UPPERCASEVALIDATOR_H
+#define BLACKGUI_UPPERCASEVALIDATOR_H
+
+#include <QValidator>
+
+namespace BlackGui
+{
+    //! Forces uppercase
+    class CUpperCaseValidator : public QValidator
+    {
+
+    public:
+        //! Constructor
+        explicit CUpperCaseValidator(QObject *parent = nullptr);
+
+        //! Constructor
+        CUpperCaseValidator(int minLength, int maxLength, QObject *parent = nullptr);
+
+        //! Constructor
+        CUpperCaseValidator(bool optionalValue, int minLength, int maxLength, QObject *parent = nullptr);
+
+        //! \copydoc QValidator::validate
+        virtual State validate(QString &input, int &pos) const override;
+
+        //! \copydoc QValidator::fixup
+        virtual void fixup(QString &input) const override;
+
+    private:
+        bool m_optionalValue = false;
+        int m_minLength = 0;
+        int m_maxLength = 32678; // standard length
+
+    };
+}
+#endif // guard