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Diffstat (limited to 'src/quick/designer/qquickdesignercustomobjectdata_p.h')
-rw-r--r-- | src/quick/designer/qquickdesignercustomobjectdata_p.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/quick/designer/qquickdesignercustomobjectdata_p.h b/src/quick/designer/qquickdesignercustomobjectdata_p.h new file mode 100644 index 0000000000..6734540a54 --- /dev/null +++ b/src/quick/designer/qquickdesignercustomobjectdata_p.h @@ -0,0 +1,100 @@ +/**************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the QtQuick module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL21$ +** 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 2.1 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef DESIGNERCUSTOMOBJECTDATA_H +#define DESIGNERCUSTOMOBJECTDATA_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 "qquickdesignersupport_p.h" + +#include <QHash> +#include <QObject> +#include <QVariant> + +#include <private/qqmlbinding_p.h> + +QT_BEGIN_NAMESPACE +class QQmlContext; + +class QQuickDesignerCustomObjectData +{ +public: + static void registerData(QObject *object); + static QQuickDesignerCustomObjectData *get(QObject *object); + static QVariant getResetValue(QObject *object, const QQuickDesignerSupport::PropertyName &propertyName); + static void doResetProperty(QObject *object, QQmlContext *context, const QQuickDesignerSupport::PropertyName &propertyName); + static bool hasValidResetBinding(QObject *object, const QQuickDesignerSupport::PropertyName &propertyName); + static bool hasBindingForProperty(QObject *object, + QQmlContext *context, + const QQuickDesignerSupport::PropertyName &propertyName, + bool *hasChanged); + static void setPropertyBinding(QObject *object, + QQmlContext *context, + const QQuickDesignerSupport::PropertyName &propertyName, + const QString &expression); + static void keepBindingFromGettingDeleted(QObject *object, + QQmlContext *context, + const QQuickDesignerSupport::PropertyName &propertyName); + void handleDestroyed(); + +private: + QQuickDesignerCustomObjectData(QObject *object); + void populateResetHashes(); + QObject *object() const; + QVariant getResetValue(const QQuickDesignerSupport::PropertyName &propertyName) const; + void doResetProperty(QQmlContext *context, const QQuickDesignerSupport::PropertyName &propertyName); + bool hasValidResetBinding(const QQuickDesignerSupport::PropertyName &propertyName) const; + QQmlAbstractBinding *getResetBinding(const QQuickDesignerSupport::PropertyName &propertyName) const; + bool hasBindingForProperty(QQmlContext *context, const QQuickDesignerSupport::PropertyName &propertyName, bool *hasChanged) const; + void setPropertyBinding(QQmlContext *context, const QQuickDesignerSupport::PropertyName &propertyName, const QString &expression); + void keepBindingFromGettingDeleted(QQmlContext *context, const QQuickDesignerSupport::PropertyName &propertyName); + + QObject *m_object; + QHash<QQuickDesignerSupport::PropertyName, QVariant> m_resetValueHash; + QHash<QQuickDesignerSupport::PropertyName, QQmlAbstractBinding::Ptr> m_resetBindingHash; + mutable QHash<QQuickDesignerSupport::PropertyName, bool> m_hasBindingHash; +}; + +QT_END_NAMESPACE + +#endif // DESIGNERCUSTOMOBJECTDATA_H |