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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "indenter.h"
#include "basetexteditor.h"
#include "tabsettings.h"
using namespace TextEditor;
Indenter::Indenter()
{}
Indenter::~Indenter()
{}
bool Indenter::isElectricCharacter(const QChar &) const
{
return false;
}
void Indenter::indentBlock(QTextDocument *doc,
const QTextBlock &block,
const QChar &typedChar,
BaseTextEditorWidget *editor)
{
Q_UNUSED(doc);
Q_UNUSED(block);
Q_UNUSED(typedChar);
Q_UNUSED(editor);
}
void Indenter::indent(QTextDocument *doc,
const QTextCursor &cursor,
const QChar &typedChar,
BaseTextEditorWidget *editor)
{
if (cursor.hasSelection()) {
QTextBlock block = doc->findBlock(cursor.selectionStart());
const QTextBlock end = doc->findBlock(cursor.selectionEnd()).next();
do {
indentBlock(doc, block, typedChar, editor);
block = block.next();
} while (block.isValid() && block != end);
} else {
indentBlock(doc, cursor.block(), typedChar, editor);
}
}
void Indenter::reindent(QTextDocument *doc, const QTextCursor &cursor, BaseTextEditorWidget *editor)
{
if (cursor.hasSelection()) {
QTextBlock block = doc->findBlock(cursor.selectionStart());
const QTextBlock end = doc->findBlock(cursor.selectionEnd()).next();
const TabSettings &ts = editor->tabSettings();
// skip empty blocks
while (block.isValid() && block != end) {
QString bt = block.text();
if (ts.firstNonSpace(bt) < bt.size())
break;
indentBlock(doc, block, QChar::Null, editor);
block = block.next();
}
int previousIndentation = ts.indentationColumn(block.text());
indentBlock(doc, block, QChar::Null, editor);
int currentIndentation = ts.indentationColumn(block.text());
int delta = currentIndentation - previousIndentation;
block = block.next();
while (block.isValid() && block != end) {
ts.reindentLine(block, delta);
block = block.next();
}
} else {
indentBlock(doc, cursor.block(), QChar::Null, editor);
}
}
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