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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef REWRITERVIEW_H
#define REWRITERVIEW_H
#include "corelib_global.h"
#include "abstractview.h"
#include "exception.h"
#include <modelnodepositionstorage.h>
#include <QHash>
#include <QMap>
#include <QPointer>
#include <QWeakPointer>
#include <QHash>
#include <modelnode.h>
#include <QScopedPointer>
namespace QmlJS {
class DiagnosticMessage;
class LookupContext;
class Document;
class ScopeChain;
}
namespace QmlDesigner {
class CORESHARED_EXPORT TextModifier;
namespace Internal {
class TextToModelMerger;
class ModelToTextMerger;
class ModelNodePositionStorage;
} //Internal
class CORESHARED_EXPORT RewriterView : public AbstractView
{
Q_OBJECT
public:
enum DifferenceHandling {
Validate,
Amend
};
class Error {
public:
enum Type {
NoError = 0,
InternalError = 1,
ParseError = 2
};
public:
Error();
Error(const QmlJS::DiagnosticMessage &qmlError, const QUrl &document);
Error(const QString &shortDescription);
Error(Exception *exception);
Type type() const
{ return m_type; }
int line() const
{ return m_line; }
int column() const
{ return m_column; }
QString description() const
{ return m_description; }
QUrl url() const
{ return m_url; }
QString toString() const;
private:
Type m_type;
int m_line;
int m_column;
QString m_description;
QUrl m_url;
};
public:
RewriterView(DifferenceHandling differenceHandling, QObject *parent);
~RewriterView();
void modelAttached(Model *model);
void modelAboutToBeDetached(Model *model);
void nodeCreated(const ModelNode &createdNode);
void nodeAboutToBeRemoved(const ModelNode &removedNode);
void nodeRemoved(const ModelNode &removedNode, const NodeAbstractProperty &parentProperty, PropertyChangeFlags propertyChange);
void propertiesAdded(const ModelNode &node, const QList<AbstractProperty>& propertyList);
void propertiesAboutToBeRemoved(const QList<AbstractProperty>& propertyList);
void propertiesRemoved(const QList<AbstractProperty>& propertyList);
void variantPropertiesChanged(const QList<VariantProperty>& propertyList, PropertyChangeFlags propertyChange);
void bindingPropertiesChanged(const QList<BindingProperty>& propertyList, PropertyChangeFlags propertyChange);
void nodeAboutToBeReparented(const ModelNode &node, const NodeAbstractProperty &newPropertyParent, const NodeAbstractProperty &oldPropertyParent, AbstractView::PropertyChangeFlags propertyChange);
void nodeReparented(const ModelNode &node, const NodeAbstractProperty &newPropertyParent, const NodeAbstractProperty &oldPropertyParent, AbstractView::PropertyChangeFlags propertyChange);
void nodeIdChanged(const ModelNode& node, const QString& newId, const QString& oldId);
void nodeOrderChanged(const NodeListProperty &listProperty, const ModelNode &movedNode, int oldIndex);
void rootNodeTypeChanged(const QString &type, int majorVersion, int minorVersion);
void customNotification(const AbstractView *view, const QString &identifier, const QList<ModelNode> &nodeList, const QList<QVariant> &data);
void scriptFunctionsChanged(const ModelNode &node, const QStringList &scriptFunctionList);
void instancePropertyChange(const QList<QPair<ModelNode, QString> > &propertyList);
void instancesCompleted(const QVector<ModelNode> &completedNodeList);
void instanceInformationsChange(const QMultiHash<ModelNode, InformationName> &informationChangeHash);
void instancesRenderImageChanged(const QVector<ModelNode> &nodeList);
void instancesPreviewImageChanged(const QVector<ModelNode> &nodeList);
void instancesChildrenChanged(const QVector<ModelNode> &nodeList);
void instancesToken(const QString &tokenName, int tokenNumber, const QVector<ModelNode> &nodeVector);
void nodeSourceChanged(const ModelNode &modelNode, const QString &newNodeSource);
void rewriterBeginTransaction();
void rewriterEndTransaction();
void actualStateChanged(const ModelNode &node);
void importAdded(const Import &import);
void importRemoved(const Import &import);
void importsChanged(const QList<Import> &addedImports, const QList<Import> &removedImports);
void fileUrlChanged(const QUrl &oldUrl, const QUrl &newUrl);
void selectedNodesChanged(const QList<ModelNode> &selectedNodeList, const QList<ModelNode> &lastSelectedNodeList);
TextModifier *textModifier() const;
void setTextModifier(TextModifier *textModifier);
QString textModifierContent() const;
Internal::ModelNodePositionStorage *positionStorage() const
{ return m_positionStorage; }
QList<Error> errors() const;
void clearErrors();
void setErrors(const QList<Error> &errors);
void addError(const Error &error);
void enterErrorState(const QString &errorMessage);
bool inErrorState() const { return !m_rewritingErrorMessage.isEmpty(); }
void leaveErrorState() { m_rewritingErrorMessage.clear(); }
void resetToLastCorrectQml();
QMap<ModelNode, QString> extractText(const QList<ModelNode> &nodes) const;
int nodeOffset(const ModelNode &node) const;
int nodeLength(const ModelNode &node) const;
int firstDefinitionInsideOffset(const ModelNode &node) const;
int firstDefinitionInsideLength(const ModelNode &node) const;
bool modificationGroupActive();
bool renameId(const QString& oldId, const QString& newId);
const QmlJS::Document *document() const;
const QmlJS::ScopeChain *scopeChain() const;
QString convertTypeToImportAlias(const QString &type) const;
bool checkSemanticErrors() const
{ return m_checkErrors; }
void setCheckSemanticErrors(bool b)
{ m_checkErrors = b; }
signals:
void errorsChanged(const QList<RewriterView::Error> &errors);
public slots:
void qmlTextChanged();
void delayedSetup();
protected: // functions
Internal::ModelToTextMerger *modelToTextMerger() const;
Internal::TextToModelMerger *textToModelMerger() const;
bool isModificationGroupActive() const;
void setModificationGroupActive(bool active);
void applyModificationGroupChanges();
void applyChanges();
private: //variables
DifferenceHandling m_differenceHandling;
bool m_modificationGroupActive;
Internal::ModelNodePositionStorage *m_positionStorage;
QScopedPointer<Internal::ModelToTextMerger> m_modelToTextMerger;
QScopedPointer<Internal::TextToModelMerger> m_textToModelMerger;
TextModifier *m_textModifier;
QList<Error> m_errors;
int transactionLevel;
RewriterTransaction m_removeDefaultPropertyTransaction;
QString m_rewritingErrorMessage;
QString lastCorrectQmlSource;
bool m_checkErrors;
};
} //QmlDesigner
#endif // REWRITERVIEW_H
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