forked from qt-creator/qt-creator
efc0b20859
Only attempt to activate the completion when there is a function id on the left of the parenthesis. Reviewed-by: Roberto Raggi
78 lines
2.3 KiB
C++
78 lines
2.3 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Qt Software Information (qt-info@nokia.com)
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**
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** Commercial Usage
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt 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 Nokia.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** If you are unsure which license is appropriate for your use, please
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** contact the sales department at qt-sales@nokia.com.
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**
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**************************************************************************/
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#include "TokenUnderCursor.h"
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#include <Token.h>
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#include <QTextCursor>
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#include <QTextBlock>
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#include <climits>
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using namespace CPlusPlus;
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TokenUnderCursor::TokenUnderCursor()
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{ }
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TokenUnderCursor::~TokenUnderCursor()
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{ }
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SimpleToken TokenUnderCursor::operator()(const QTextCursor &cursor, QTextBlock *b)
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{
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SimpleLexer tokenize;
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tokenize.setObjCEnabled(true);
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tokenize.setSkipComments(false);
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QTextBlock block = cursor.block();
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int column = cursor.columnNumber();
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_tokens = tokenize(block.text(), previousBlockState(block));
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for (int index = _tokens.size() - 1; index != -1; --index) {
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const SimpleToken &tk = _tokens.at(index);
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if (tk.position() < column) {
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if (b)
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*b = block;
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return tk;
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}
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}
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return SimpleToken();
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}
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int TokenUnderCursor::previousBlockState(const QTextBlock &block) const
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{
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const QTextBlock prevBlock = block.previous();
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if (prevBlock.isValid()) {
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int state = prevBlock.userState();
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if (state != -1)
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return state;
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}
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return 0;
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}
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