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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://www.qtsoftware.com/contact.
**
**************************************************************************/
#include "cvseditor.h"
#include "annotationhighlighter.h"
#include "cvsconstants.h"
#include <utils/qtcassert.h>
#include <vcsbase/diffhighlighter.h>
#include <QtCore/QDebug>
#include <QtGui/QTextCursor>
namespace CVS {
namespace Internal {
// Match a CVS revision ("1.1.1.1")
#define CVS_REVISION_PATTERN "[\\d\\.]+"
#define CVS_REVISION_AT_START_PATTERN "^("CVS_REVISION_PATTERN") "
CVSEditor::CVSEditor(const VCSBase::VCSBaseEditorParameters *type,
QWidget *parent) :
VCSBase::VCSBaseEditor(type, parent),
m_revisionPattern(QLatin1String(CVS_REVISION_AT_START_PATTERN".*$"))
{
QTC_ASSERT(m_revisionPattern.isValid(), return);
}
QSet<QString> CVSEditor::annotationChanges() const
{
QSet<QString> changes;
const QString txt = toPlainText();
if (txt.isEmpty())
return changes;
// Hunt for first change number in annotation: "1.1 (author)"
QRegExp r(QLatin1String(CVS_REVISION_AT_START_PATTERN));
QTC_ASSERT(r.isValid(), return changes);
if (r.indexIn(txt) != -1) {
changes.insert(r.cap(1));
r.setPattern(QLatin1String("\n("CVS_REVISION_PATTERN") "));
QTC_ASSERT(r.isValid(), return changes);
int pos = 0;
while ((pos = r.indexIn(txt, pos)) != -1) {
pos += r.matchedLength();
changes.insert(r.cap(1));
}
}
if (CVS::Constants::debug)
qDebug() << "CVSEditor::annotationChanges() returns #" << changes.size();
return changes;
}
QString CVSEditor::changeUnderCursor(const QTextCursor &c) const
{
// Check for a revision number at the beginning of the line.
// Note that "cursor.select(QTextCursor::WordUnderCursor)" will
// only select the part up until the dot.
// Check if we are at the beginning of a line within a reasonable offset.
const QTextBlock block = c.block();
if (c.atBlockStart() || (c.position() - block.position() < 3)) {
const QString line = block.text();
if (m_revisionPattern.exactMatch(line))
return m_revisionPattern.cap(1);
}
return QString();
}
/* \code
cvs diff -d -u -r1.1 -r1.2:
--- mainwindow.cpp<\t>13 Jul 2009 13:50:15 -0000 <\t>1.1
+++ mainwindow.cpp<\t>14 Jul 2009 07:09:24 -0000<\t>1.2
@@ -6,6 +6,5 @@
\endcode
*/
VCSBase::DiffHighlighter *CVSEditor::createDiffHighlighter() const
{
const QRegExp filePattern(QLatin1String("^[-+][-+][-+] .*1\\.[\\d\\.]+$"));
QTC_ASSERT(filePattern.isValid(), /**/);
return new VCSBase::DiffHighlighter(filePattern);
}
VCSBase::BaseAnnotationHighlighter *CVSEditor::createAnnotationHighlighter(const QSet<QString> &changes) const
{
return new CVSAnnotationHighlighter(changes);
}
QString CVSEditor::fileNameFromDiffSpecification(const QTextBlock &inBlock) const
{
// "+++ mainwindow.cpp<\t>13 Jul 2009 13:50:15 -0000 1.1"
// Go back chunks
const QString diffIndicator = QLatin1String("+++ ");
for (QTextBlock block = inBlock; block.isValid() ; block = block.previous()) {
QString diffFileName = block.text();
if (diffFileName.startsWith(diffIndicator)) {
diffFileName.remove(0, diffIndicator.size());
const int tabIndex = diffFileName.indexOf(QLatin1Char('\t'));
if (tabIndex != -1)
diffFileName.truncate(tabIndex);
// Add base dir
if (!m_diffBaseDir.isEmpty()) {
diffFileName.insert(0, QLatin1Char('/'));
diffFileName.insert(0, m_diffBaseDir);
}
if (CVS::Constants::debug)
qDebug() << "fileNameFromDiffSpecification" << m_diffBaseDir << diffFileName;
return diffFileName;
}
}
return QString();
}
QString CVSEditor::diffBaseDir() const
{
return m_diffBaseDir;
}
void CVSEditor::setDiffBaseDir(const QString &d)
{
m_diffBaseDir = d;
}
void CVSEditor::setDiffBaseDir(Core::IEditor *editor, const QString &db)
{
if (CVSEditor *cvsEditor = qobject_cast<CVSEditor*>(editor->widget()))
cvsEditor->setDiffBaseDir(db);
}
}
}
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