diff options
author | Ivan Donchevskii <ivan.donchevskii@qt.io> | 2019-01-16 09:37:54 +0100 |
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committer | Ivan Donchevskii <ivan.donchevskii@qt.io> | 2019-01-22 09:52:15 +0000 |
commit | d7058e1afedfe609ff6e81222bd2137922bf7de3 (patch) | |
tree | 62d16136c8336646b8ef0ad4d220b7e0e8331203 /src/plugins/texteditor/textindenter.cpp | |
parent | 8b5beeb952448540a3834333b694919563d81ee2 (diff) |
ClangFormat: Refactor indenter to allow ClangFormat unit-tests
We do not build texteditor files in unit-tests so some tricks
were required to make ClangFormatIndenter available.
First simple unit-test proofs it builds and runs.
Change-Id: I81d5ea099bd27fd1c1ed8b5b7877299dcc62a67f
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>
Diffstat (limited to 'src/plugins/texteditor/textindenter.cpp')
-rw-r--r-- | src/plugins/texteditor/textindenter.cpp | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/plugins/texteditor/textindenter.cpp b/src/plugins/texteditor/textindenter.cpp new file mode 100644 index 0000000000..bca7b1ae18 --- /dev/null +++ b/src/plugins/texteditor/textindenter.cpp @@ -0,0 +1,114 @@ +/**************************************************************************** +** +** 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. +** +****************************************************************************/ + +#include "textindenter.h" + +#include <QTextDocument> +#include <QTextCursor> + +using namespace TextEditor; + +TextIndenter::TextIndenter(QTextDocument *doc) + : Indenter(doc) +{} + +TextIndenter::~TextIndenter() = default; + +IndentationForBlock TextIndenter::indentationForBlocks(const QVector<QTextBlock> &blocks, + const TabSettings &tabSettings) +{ + IndentationForBlock ret; + for (QTextBlock block : blocks) + ret.insert(block.blockNumber(), indentFor(block, tabSettings)); + return ret; +} + +void TextIndenter::indentBlock(const QTextBlock &block, + const QChar &typedChar, + const TabSettings &tabSettings) +{ + Q_UNUSED(typedChar); + const int indent = indentFor(block, tabSettings); + if (indent < 0) + return; + tabSettings.indentLine(block, indent); +} + +void TextIndenter::indent(const QTextCursor &cursor, + const QChar &typedChar, + const TabSettings &tabSettings) +{ + if (cursor.hasSelection()) { + QTextBlock block = m_doc->findBlock(cursor.selectionStart()); + const QTextBlock end = m_doc->findBlock(cursor.selectionEnd()).next(); + do { + indentBlock(block, typedChar, tabSettings); + block = block.next(); + } while (block.isValid() && block != end); + } else { + indentBlock(cursor.block(), typedChar, tabSettings); + } +} + +void TextIndenter::reindent(const QTextCursor &cursor, const TabSettings &tabSettings) +{ + if (cursor.hasSelection()) { + QTextBlock block = m_doc->findBlock(cursor.selectionStart()); + const QTextBlock end = m_doc->findBlock(cursor.selectionEnd()).next(); + + // skip empty blocks + while (block.isValid() && block != end) { + QString bt = block.text(); + if (tabSettings.firstNonSpace(bt) < bt.size()) + break; + indentBlock(block, QChar::Null, tabSettings); + block = block.next(); + } + + int previousIndentation = tabSettings.indentationColumn(block.text()); + indentBlock(block, QChar::Null, tabSettings); + int currentIndentation = tabSettings.indentationColumn(block.text()); + int delta = currentIndentation - previousIndentation; + + block = block.next(); + while (block.isValid() && block != end) { + tabSettings.reindentLine(block, delta); + block = block.next(); + } + } else { + indentBlock(cursor.block(), QChar::Null, tabSettings); + } +} + +Replacements TextIndenter::format(const QTextCursor &cursor, const TabSettings &tabSettings) +{ + indent(cursor, QChar::Null, tabSettings); + return Replacements(); +} + +Utils::optional<TabSettings> TextIndenter::tabSettings() const +{ + return Utils::optional<TabSettings>(); +} |