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/****************************************************************************
**
** Copyright (C) 2013 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 CPPFUNCTIONDECLDEFLINK_H
#define CPPFUNCTIONDECLDEFLINK_H
#include "cppquickfix.h"
#include <cplusplus/CppDocument.h>
#include <cplusplus/ASTfwd.h>
#include <cpptools/cpprefactoringchanges.h>
#include <utils/changeset.h>
#include <QString>
#include <QCoreApplication>
#include <QSharedPointer>
#include <QFutureWatcher>
#include <QTextCursor>
namespace CppEditor {
namespace Internal {
class CPPEditorWidget;
class FunctionDeclDefLink;
class FunctionDeclDefLinkFinder : public QObject
{
Q_OBJECT
public:
FunctionDeclDefLinkFinder(QObject *parent = 0);
void startFindLinkAt(QTextCursor cursor,
const CPlusPlus::Document::Ptr &doc,
const CPlusPlus::Snapshot &snapshot);
QTextCursor scannedSelection() const;
signals:
void foundLink(QSharedPointer<FunctionDeclDefLink> link);
private slots:
void onFutureDone();
private:
QTextCursor m_scannedSelection;
QTextCursor m_nameSelection;
QFutureWatcher<QSharedPointer<FunctionDeclDefLink> > m_watcher;
};
class FunctionDeclDefLink
{
Q_DECLARE_TR_FUNCTIONS(CppEditor::Internal::FunctionDeclDefLink)
Q_DISABLE_COPY(FunctionDeclDefLink)
public:
~FunctionDeclDefLink();
class Marker {};
bool isValid() const;
bool isMarkerVisible() const;
void apply(CPPEditorWidget *editor, bool jumpToMatch);
void hideMarker(CPPEditorWidget *editor);
void showMarker(CPPEditorWidget *editor);
Utils::ChangeSet changes(const CPlusPlus::Snapshot &snapshot, int targetOffset = -1);
QTextCursor linkSelection;
// stored to allow aborting when the name is changed
QTextCursor nameSelection;
QString nameInitial;
// The 'source' prefix denotes information about the original state
// of the function before the user did any edits.
CPlusPlus::Document::Ptr sourceDocument;
CPlusPlus::Function *sourceFunction;
CPlusPlus::DeclarationAST *sourceDeclaration;
CPlusPlus::FunctionDeclaratorAST *sourceFunctionDeclarator;
// The 'target' prefix denotes information about the remote declaration matching
// the 'source' declaration, where we will try to apply the user changes.
// 1-based line and column
unsigned targetLine;
unsigned targetColumn;
QString targetInitial;
CppTools::CppRefactoringFileConstPtr targetFile;
CPlusPlus::Function *targetFunction;
CPlusPlus::DeclarationAST *targetDeclaration;
CPlusPlus::FunctionDeclaratorAST *targetFunctionDeclarator;
private:
FunctionDeclDefLink();
bool hasMarker;
friend class FunctionDeclDefLinkFinder;
};
class ApplyDeclDefLinkChanges: public CppQuickFixFactory
{
public:
virtual QList<CppQuickFixOperation::Ptr>
match(const QSharedPointer<const Internal::CppQuickFixAssistInterface> &interface);
};
} // namespace Internal
} // namespace CppEditor
Q_DECLARE_METATYPE(CppEditor::Internal::FunctionDeclDefLink::Marker)
#endif // CPPFUNCTIONDECLDEFLINK_H
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