Move QQuickPopupPositioner out of qquickpopup.*

qquickpopup.cpp has grown massive.

Change-Id: Ibbc83331b642d854d4f7dc2aebe8b3fc46ec7bee
Reviewed-by: Mitch Curtis <mitch.curtis@qt.io>

1 files changed, 85 insertions, 0 deletions

diff --git a/src/quicktemplates2/qquickpopuppositioner_p_p.h b/src/quicktemplates2/qquickpopuppositioner_p_p.h
new file mode 100644
index 00000000..0a84b324
--- /dev/null
+++ b/src/quicktemplates2/qquickpopuppositioner_p_p.h
@@ -0,0 +1,85 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick Templates 2 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 QQUICKPOPUPPOSITIONER_P_P_H
+#define QQUICKPOPUPPOSITIONER_P_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 <QtQuick/private/qquickitemchangelistener_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QQuickItem;
+class QQuickPopup;
+class QQuickPopupPrivate;
+
+class QQuickPopupPositioner : public QQuickItemChangeListener
+{
+public:
+    explicit QQuickPopupPositioner(QQuickPopupPrivate *popup);
+    ~QQuickPopupPositioner();
+
+    QQuickItem *parentItem() const;
+    void setParentItem(QQuickItem *parent);
+
+protected:
+    void itemGeometryChanged(QQuickItem *, QQuickGeometryChange, const QRectF &) override;
+    void itemParentChanged(QQuickItem *, QQuickItem *parent) override;
+    void itemChildRemoved(QQuickItem *, QQuickItem *child) override;
+
+private:
+    void removeAncestorListeners(QQuickItem *item);
+    void addAncestorListeners(QQuickItem *item);
+
+    bool isAncestor(QQuickItem *item) const;
+
+    QQuickItem *m_parentItem;
+    QQuickPopupPrivate *m_popup;
+};
+
+QT_END_NAMESPACE
+
+#endif // QQUICKPOPUPPOSITIONER_P_P_H