forked from qt-creator/qt-creator
39a38d5679
Kudos to cgmb and https://github.com/cgmb/guardonce Change-Id: Ifa8970734b8d43fd08c9260c645bdb0228633791 Reviewed-by: Tobias Hunger <tobias.hunger@theqtcompany.com>
111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#pragma once
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#include <QTextCursor>
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#include <QTextDocument>
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#include "../assistenums.h"
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namespace TextEditor {
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class AssistInterface
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{
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public:
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AssistInterface(const QByteArray &text,
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int position)
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: textDocument_(QString::fromUtf8(text)),
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position_(position)
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{}
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AssistInterface(QTextDocument *textDocument,
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int position,
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const QString &fileName,
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AssistReason reason)
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: textDocument_(textDocument),
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fileName_(fileName),
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position_(position),
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reason_(reason)
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{}
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QTextDocument *textDocument() const;
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virtual int position() const;
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virtual QChar characterAt(int position) const;
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virtual QString textAt(int position, int length) const;
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virtual QString fileName() const;
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virtual AssistReason reason() const;
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private:
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mutable QTextDocument textDocument_;
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QString fileName_;
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int position_;
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AssistReason reason_ = IdleEditor;
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};
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inline QTextDocument *AssistInterface::textDocument() const
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{
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return &textDocument_;
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}
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inline int AssistInterface::position() const
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{
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return position_;
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}
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inline QChar AssistInterface::characterAt(int position) const
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{
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return textDocument_.characterAt(position);
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}
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inline QString AssistInterface::textAt(int position, int length) const
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{
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QTextCursor textCursor(&textDocument_);
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if (position < 0)
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position = 0;
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textCursor.movePosition(QTextCursor::End);
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if (position + length > textCursor.position())
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length = textCursor.position() - position;
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textCursor.setPosition(position);
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textCursor.setPosition(position + length, QTextCursor::KeepAnchor);
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// selectedText() returns U+2029 (PARAGRAPH SEPARATOR) instead of newline
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return textCursor.selectedText().replace(QChar::ParagraphSeparator, QLatin1Char('\n'));
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}
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inline AssistReason AssistInterface::reason() const
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{
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return reason_;
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}
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inline QString AssistInterface::fileName() const
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{
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return fileName_;
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}
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}
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