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/*
* Copyright (c) 2003 Christian Loose <christian.loose@hamburg.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "logplainview.h"
#include "loginfo.h"
#include <KLocalizedString>
#include <QScrollBar>
#include <kfind.h>
#include <kfinddialog.h>
using namespace Cervisia;
LogPlainView::LogPlainView(QWidget *parent)
: QTextBrowser(parent)
, m_find(0)
{
}
LogPlainView::~LogPlainView()
{
delete m_find;
m_find = 0;
}
void LogPlainView::addRevision(const LogInfo &logInfo)
{
// assemble revision information lines
QString logEntry;
logEntry += "<b>" + i18n("revision %1", logInfo.m_revision.toHtmlEscaped()) + "</b>";
logEntry += " [<a href=\"revA#" + logInfo.m_revision.toHtmlEscaped() + "\">" + i18n("Select for revision A") + "</a>]";
logEntry += " [<a href=\"revB#" + logInfo.m_revision.toHtmlEscaped() + "\">" + i18n("Select for revision B") + "</a>]<br>";
logEntry += "<i>" + i18n("date: %1; author: %2", logInfo.dateTimeToString().toHtmlEscaped(), logInfo.m_author.toHtmlEscaped()) + "</i><br><br>";
insertHtml(logEntry);
const QLatin1String lineBreak("<br>");
insertPlainText(logInfo.m_comment);
insertHtml(lineBreak);
for (LogInfo::TTagInfoSeq::const_iterator it = logInfo.m_tags.begin(); it != logInfo.m_tags.end(); ++it) {
insertHtml("<br><i>" + (*it).toString().toHtmlEscaped() + "</i>");
}
// add an empty line when we had tags or branches
if (!logInfo.m_tags.empty())
insertHtml(lineBreak);
// seems to be superfluous with Qt 4.4
// insertHtml(lineBreak);
// workaround Qt bug (TT ID 166111)
const QTextBlockFormat blockFmt(textCursor().blockFormat());
// add horizontal line
insertHtml(QLatin1String("<hr><br>"));
textCursor().setBlockFormat(blockFmt);
}
void LogPlainView::searchText(int options, const QString &pattern)
{
m_find = new KFind(pattern, options, this);
connect(m_find, SIGNAL(highlight(QString, int, int)), this, SLOT(searchHighlight(QString, int, int)));
connect(m_find, SIGNAL(findNext()), this, SLOT(findNext()));
m_currentBlock = (m_find->options() & KFind::FindBackwards) ? document()->end().previous() : document()->begin();
if (options & KFind::FromCursor) {
#ifdef __GNUC__
#warning maybe this can be improved
#endif
const QPoint pos(horizontalScrollBar()->value(), 0);
const QTextCursor cursor(cursorForPosition(pos));
if (!cursor.isNull())
m_currentBlock = cursor.block();
}
findNext();
}
void LogPlainView::scrollToTop()
{
QTextCursor cursor(document());
cursor.movePosition(QTextCursor::Start);
setTextCursor(cursor);
}
void LogPlainView::findNext()
{
KFind::Result res = KFind::NoMatch;
while ((res == KFind::NoMatch) && m_currentBlock.isValid()) {
if (m_find->needData())
m_find->setData(m_currentBlock.text());
res = m_find->find();
if (res == KFind::NoMatch) {
if (m_find->options() & KFind::FindBackwards)
m_currentBlock = m_currentBlock.previous();
else
m_currentBlock = m_currentBlock.next();
}
}
// reached the end?
if (res == KFind::NoMatch) {
if (m_find->shouldRestart()) {
m_currentBlock = (m_find->options() & KFind::FindBackwards) ? document()->end().previous() : document()->begin();
findNext();
} else {
delete m_find;
m_find = 0;
}
}
}
void LogPlainView::searchHighlight(const QString &text, int index, int length)
{
Q_UNUSED(text);
const int position(m_currentBlock.position() + index);
QTextCursor cursor(document());
cursor.setPosition(position);
cursor.setPosition(position + length, QTextCursor::KeepAnchor);
setTextCursor(cursor);
}
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
void LogPlainView::setSource(const QUrl &url)
#else
void LogPlainView::doSetSource(const QUrl &url, QTextDocument::ResourceType type)
#endif
{
const QString name(url.toString());
if (name.isEmpty())
return;
bool selectedRevisionB = name.startsWith(QLatin1String("revB#"));
if (selectedRevisionB || name.startsWith(QLatin1String("revA#"))) {
Q_EMIT revisionClicked(name.mid(5), selectedRevisionB);
}
}
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