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/**************************************************************************
**
** Copyright (c) 2014 Hugues Delorme
** Contact: http://www.qt-project.org/legal
**
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "bazaareditor.h"
#include "annotationhighlighter.h"
#include "constants.h"
#include <utils/qtcassert.h>
#include <QRegExp>
#include <QString>
#include <QTextCursor>
#define BZR_CHANGE_PATTERN "[0-9]+"
using namespace Bazaar::Internal;
using namespace Bazaar;
BazaarEditor::BazaarEditor(const VcsBase::VcsBaseEditorParameters *type, QWidget *parent)
: VcsBase::VcsBaseEditorWidget(type, parent),
m_changesetId(QLatin1String(Constants::CHANGESET_ID)),
m_exactChangesetId(QLatin1String(Constants::CHANGESET_ID_EXACT))
{
setAnnotateRevisionTextFormat(tr("Annotate %1"));
setAnnotatePreviousRevisionTextFormat(tr("Annotate parent revision %1"));
// Diff format:
// === <change> <file|dir> 'mainwindow.cpp'
setDiffFilePattern(QRegExp(QLatin1String("^=== [a-z]+ [a-z]+ '(.+)'\\s*")));
setLogEntryPattern(QRegExp(QLatin1String("^revno: (\\d+)")));
}
QSet<QString> BazaarEditor::annotationChanges() const
{
QSet<QString> changes;
const QString txt = toPlainText();
if (txt.isEmpty())
return changes;
QRegExp changeNumRx(QLatin1String("^(" BZR_CHANGE_PATTERN ") "));
QTC_ASSERT(changeNumRx.isValid(), return changes);
if (changeNumRx.indexIn(txt) != -1) {
changes.insert(changeNumRx.cap(1));
changeNumRx.setPattern(QLatin1String("\n(" BZR_CHANGE_PATTERN ") "));
QTC_ASSERT(changeNumRx.isValid(), return changes);
int pos = 0;
while ((pos = changeNumRx.indexIn(txt, pos)) != -1) {
pos += changeNumRx.matchedLength();
changes.insert(changeNumRx.cap(1));
}
}
return changes;
}
QString BazaarEditor::changeUnderCursor(const QTextCursor &cursorIn) const
{
// The test is done in two steps: first we check if the line contains a
// changesetId. Then we check if the cursor is over the changesetId itself
// and not over "revno" or another part of the line.
// The two steps are necessary because matching only for the changesetId
// leads to many false-positives (a regex like "[0-9]+" matches a lot of text).
const int cursorCol = cursorIn.columnNumber();
QTextCursor cursor = cursorIn;
cursor.select(QTextCursor::LineUnderCursor);
if (cursor.hasSelection()) {
const QString line = cursor.selectedText();
const int start = m_changesetId.indexIn(line);
if (start > -1) {
const QString match = m_changesetId.cap(0);
const int stop = start + match.length();
if (start <= cursorCol && cursorCol <= stop) {
cursor = cursorIn;
cursor.select(QTextCursor::WordUnderCursor);
if (cursor.hasSelection()) {
const QString change = cursor.selectedText();
if (m_exactChangesetId.exactMatch(change))
return change;
}
}
}
}
return QString();
}
VcsBase::BaseAnnotationHighlighter *BazaarEditor::createAnnotationHighlighter(const QSet<QString> &changes) const
{
return new BazaarAnnotationHighlighter(changes);
}
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