rewriterview.h 6.58 KB
Newer Older
1 2 3 4
/**************************************************************************
**
** This file is part of Qt Creator
**
hjk's avatar
hjk committed
5
** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/

#ifndef REWRITERVIEW_H
#define REWRITERVIEW_H

#include "corelib_global.h"
#include "abstractview.h"
#include "exception.h"
#include <modelnodepositionstorage.h>
#include <QtCore/QHash>
#include <QtCore/QMap>
#include <QPointer>
#include <QWeakPointer>
#include <QtCore/QHash>

#include <modelnode.h>
#include <QScopedPointer>

46 47 48 49
namespace QmlJS {
class DiagnosticMessage;
}

50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78

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,
79
            ParseError = 2
80 81 82 83
        };

    public:
        Error();
84
        Error(const QmlJS::DiagnosticMessage &qmlError, const QUrl &document);
85
        Error(const QString &shortDescription);
86
        Error(Exception *exception);
87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128

        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 nodeReparented(const ModelNode &node, const NodeAbstractProperty &newPropertyParent, const NodeAbstractProperty &oldPropertyParent, AbstractView::PropertyChangeFlags propertyChange);
    void nodeIdChanged(const ModelNode& node, const QString& newId, const QString& oldId);
129
    void nodeOrderChanged(const NodeListProperty &listProperty, const ModelNode &movedNode, int oldIndex);
130
    void rootNodeTypeChanged(const QString &type, int majorVersion, int minorVersion);
131
    void customNotification(const AbstractView *view, const QString &identifier, const QList<ModelNode> &nodeList, const QList<QVariant> &data);
Marco Bubke's avatar
Marco Bubke committed
132
    void scriptFunctionsChanged(const ModelNode &node, const QStringList &scriptFunctionList);
133

134 135
    void instancePropertyChange(const QList<QPair<ModelNode, QString> > &propertyList);

136 137 138
    void importAdded(const Import &import);
    void importRemoved(const Import &import);

139 140 141 142 143 144
    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);
145
    QString textModifierContent() const;
146 147 148 149 150 151

    Internal::ModelNodePositionStorage *positionStorage() const
    { return m_positionStorage; }

    QList<Error> errors() const;
    void clearErrors();
152
    void setErrors(const QList<Error> &errors);
153 154
    void addError(const Error &error);

155 156
    void enterErrorState(const QString &errorMessage);
    bool inErrorState() const { return !m_rewritingErrorMessage.isEmpty(); }
157
    void leaveErrorState() { m_rewritingErrorMessage.clear(); }
158 159
    void resetToLastCorrectQml();

160 161 162 163 164
    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;
Thomas Hartmann's avatar
Thomas Hartmann committed
165
    bool modificationGroupActive();
166

167 168
    bool renameId(const QString& oldId, const QString& newId);

169 170 171 172 173 174 175 176 177 178 179 180
signals:
    void errorsChanged(const QList<RewriterView::Error> &errors);

public slots:
    void qmlTextChanged();

protected: // functions
    Internal::ModelToTextMerger *modelToTextMerger() const;
    Internal::TextToModelMerger *textToModelMerger() const;
    bool isModificationGroupActive() const;
    void setModificationGroupActive(bool active);
    void applyModificationGroupChanges();
181
    void applyChanges();
182 183 184 185 186 187 188 189 190 191 192

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;
193
    QString m_rewritingErrorMessage;
194
    QString lastCorrectQmlSource;
195 196 197 198 199
};

} //QmlDesigner

#endif // REWRITERVIEW_H