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/****************************************************************************
**
** Copyright (C) 2014 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://www.qt.io/licensing. 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.
**
** 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 CPPLOCALRENAMING
#define CPPLOCALRENAMING
#include <texteditor/texteditorconstants.h>
#include <QTextEdit>
namespace TextEditor { class BaseTextEditorWidget; }
namespace CppEditor {
namespace Internal {
class CppLocalRenaming : public QObject
{
Q_OBJECT
Q_DISABLE_COPY(CppLocalRenaming)
public:
explicit CppLocalRenaming(TextEditor::BaseTextEditorWidget *editorWidget);
void updateLocalUseSelections(const QList<QTextEdit::ExtraSelection> &selections);
bool start();
bool isActive() const;
void stop();
// Delegates for the editor widget
bool handlePaste();
bool handleCut();
bool handleSelectAll();
// E.g. limit navigation keys to selection, stop() on Esc/Return or delegate
// to BaseTextEditorWidget::keyPressEvent()
bool handleKeyPressEvent(QKeyEvent *e);
signals:
void finished();
void processKeyPressNormally(QKeyEvent *e);
private slots:
void onContentsChangeOfEditorWidgetDocument(int position, int charsRemoved, int charsAdded);
private:
CppLocalRenaming();
// The "rename selection" is the local use selection on which the user started the renaming
bool findRenameSelection(int cursorPosition);
void forgetRenamingSelection();
bool isWithinRenameSelection(int position);
QTextEdit::ExtraSelection &renameSelection();
int renameSelectionBegin() { return renameSelection().cursor.position(); }
int renameSelectionEnd() { return renameSelection().cursor.anchor(); }
void updateRenamingSelectionCursor(const QTextCursor &cursor);
void updateRenamingSelectionFormat(const QTextCharFormat &format);
void changeOtherSelectionsText(const QString &text);
void startRenameChange();
void finishRenameChange();
void updateEditorWidgetWithSelections();
QTextCharFormat textCharFormat(TextEditor::TextStyle category) const;
private:
TextEditor::BaseTextEditorWidget *m_editorWidget;
QList<QTextEdit::ExtraSelection> m_selections;
int m_renameSelectionIndex;
bool m_modifyingSelections;
bool m_renameSelectionChanged;
bool m_firstRenameChangeExpected;
};
} // namespace Internal
} // namespace CppEditor
#endif // CPPLOCALRENAMING
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