Repurpose ExclusiveGroup to ButtonGroup

This is another way of solving the naming clash with Qt Quick Controls,
and narrows our focus to the types of controls that actually make sense
to have in an "exclusive" group; buttons (Android calls them
"selection controls").

Change-Id: Icf6efe583fe784c3594de8635be84bbf757a55cd
Reviewed-by: J-P Nurmi <jpnurmi@theqtcompany.com>

1 files changed, 117 insertions, 0 deletions

diff --git a/src/templates/qquickbuttongroup_p.h b/src/templates/qquickbuttongroup_p.h
new file mode 100644
index 00000000..366d2b2a
--- /dev/null
+++ b/src/templates/qquickbuttongroup_p.h
@@ -0,0 +1,117 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Labs Templates module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QQUICKBUTTONGROUP_P_H
+#define QQUICKBUTTONGROUP_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtCore/qobject.h>
+#include <QtLabsTemplates/private/qtlabstemplatesglobal_p.h>
+#include <QtQml/qqml.h>
+
+QT_BEGIN_NAMESPACE
+
+class QQuickAbstractButton;
+class QQuickButtonGroupPrivate;
+class QQuickButtonGroupAttached;
+class QQuickButtonGroupAttachedPrivate;
+
+class Q_LABSTEMPLATES_EXPORT QQuickButtonGroup : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(QQuickAbstractButton *checkedButton READ checkedButton WRITE setCheckedButton NOTIFY checkedButtonChanged)
+    Q_PROPERTY(QQmlListProperty<QQuickAbstractButton> buttons READ buttons NOTIFY buttonsChanged FINAL)
+
+public:
+    explicit QQuickButtonGroup(QObject *parent = Q_NULLPTR);
+    ~QQuickButtonGroup();
+
+    static QQuickButtonGroupAttached *qmlAttachedProperties(QObject *object);
+
+    QQuickAbstractButton *checkedButton() const;
+    void setCheckedButton(QQuickAbstractButton *checkedButton);
+
+    QQmlListProperty<QQuickAbstractButton> buttons();
+
+public Q_SLOTS:
+    void addButton(QQuickAbstractButton *button);
+    void removeButton(QQuickAbstractButton *button);
+
+Q_SIGNALS:
+    void checkedButtonChanged();
+    void buttonsChanged();
+
+private:
+    Q_DISABLE_COPY(QQuickButtonGroup)
+    Q_DECLARE_PRIVATE(QQuickButtonGroup)
+};
+
+class Q_LABSTEMPLATES_EXPORT QQuickButtonGroupAttached : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(QQuickButtonGroup *group READ group WRITE setGroup NOTIFY groupChanged FINAL)
+
+public:
+    explicit QQuickButtonGroupAttached(QObject *parent = Q_NULLPTR);
+
+    QQuickButtonGroup *group() const;
+    void setGroup(QQuickButtonGroup *group);
+
+Q_SIGNALS:
+    void groupChanged();
+
+private:
+    Q_DISABLE_COPY(QQuickButtonGroupAttached)
+    Q_DECLARE_PRIVATE(QQuickButtonGroupAttached)
+};
+
+Q_DECLARE_TYPEINFO(QQuickButtonGroup, Q_COMPLEX_TYPE);
+
+QT_END_NAMESPACE
+
+QML_DECLARE_TYPEINFO(QQuickButtonGroup, QML_HAS_ATTACHED_PROPERTIES)
+
+#endif // QQuickButtonGroup_H