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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include <QTextCursor>
#include <QTextDocument>
#include "../assistenums.h"
namespace TextEditor {
class AssistInterface
{
public:
AssistInterface(const QByteArray &text,
int position)
: textDocument_(QString::fromUtf8(text)),
position_(position)
{}
AssistInterface(QTextDocument *textDocument,
int position,
const QString &fileName,
AssistReason reason)
: textDocument_(textDocument),
fileName_(fileName),
position_(position),
reason_(reason)
{}
QTextDocument *textDocument() const;
virtual int position() const;
virtual QChar characterAt(int position) const;
virtual QString textAt(int position, int length) const;
virtual QString fileName() const;
virtual AssistReason reason() const;
private:
mutable QTextDocument textDocument_;
QString fileName_;
int position_;
AssistReason reason_ = IdleEditor;
};
inline QTextDocument *AssistInterface::textDocument() const
{
return &textDocument_;
}
inline int AssistInterface::position() const
{
return position_;
}
inline QChar AssistInterface::characterAt(int position) const
{
return textDocument_.characterAt(position);
}
inline QString AssistInterface::textAt(int position, int length) const
{
QTextCursor textCursor(&textDocument_);
if (position < 0)
position = 0;
textCursor.movePosition(QTextCursor::End);
if (position + length > textCursor.position())
length = textCursor.position() - position;
textCursor.setPosition(position);
textCursor.setPosition(position + length, QTextCursor::KeepAnchor);
// selectedText() returns U+2029 (PARAGRAPH SEPARATOR) instead of newline
return textCursor.selectedText().replace(QChar::ParagraphSeparator, QLatin1Char('\n'));
}
inline AssistReason AssistInterface::reason() const
{
return reason_;
}
inline QString AssistInterface::fileName() const
{
return fileName_;
}
}
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