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/***************************************************************************
* Copyright (C) 2008 by Peter Penz <[email protected]> *
* *
* 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 "dolphinfileitemdelegate.h"
#include <dolphinmodel.h>
#include <kfileitem.h>
#include <QAbstractItemModel>
#include <QAbstractProxyModel>
#include <QFontMetrics>
#include <QPalette>
#include <QPainter>
#include <QStyleOptionViewItemV4>
DolphinFileItemDelegate::DolphinFileItemDelegate(QObject* parent) :
KFileItemDelegate(parent),
m_hasMinimizedNameColumn(false)
{
}
DolphinFileItemDelegate::~DolphinFileItemDelegate()
{
}
void DolphinFileItemDelegate::paint(QPainter* painter,
const QStyleOptionViewItem& option,
const QModelIndex& index) const
{
const QAbstractProxyModel* proxyModel = static_cast<const QAbstractProxyModel*>(index.model());
const DolphinModel* dolphinModel = static_cast<const DolphinModel*>(proxyModel->sourceModel());
const bool useMinimizedNameColumn = m_hasMinimizedNameColumn && (index.column() == KDirModel::Name);
if (dolphinModel->hasRevisionData()) {
// The currently shown items are under revision control. Show the current revision
// state by adjusting the text color.
const QModelIndex dirIndex = proxyModel->mapToSource(index);
const QModelIndex revisionIndex = dolphinModel->index(dirIndex.row(), DolphinModel::Revision);
const QVariant data = dolphinModel->data(revisionIndex, Qt::DecorationRole);
const DolphinModel::RevisionState state = static_cast<DolphinModel::RevisionState>(data.toInt());
if (state != DolphinModel::LocalRevision) {
QStyleOptionViewItemV4 opt(option);
// TODO: use different colors for different states
opt.palette.setColor(QPalette::Text, QColor(40, 150, 40));
if (useMinimizedNameColumn) {
adjustOptionWidth(opt, proxyModel, dolphinModel, index);
}
KFileItemDelegate::paint(painter, opt, index);
return;
}
} else if (useMinimizedNameColumn) {
QStyleOptionViewItemV4 opt(option);
adjustOptionWidth(opt, proxyModel, dolphinModel, index);
KFileItemDelegate::paint(painter, opt, index);
return;
}
KFileItemDelegate::paint(painter, option, index);
}
int DolphinFileItemDelegate::nameColumnWidth(const QString& name, const QStyleOptionViewItem& option)
{
QFontMetrics fontMetrics(option.font);
int width = option.decorationSize.width() + fontMetrics.width(name) + 16;
const int defaultWidth = option.rect.width();
if ((defaultWidth > 0) && (defaultWidth < width)) {
width = defaultWidth;
}
return width;
}
void DolphinFileItemDelegate::adjustOptionWidth(QStyleOptionViewItemV4& option,
const QAbstractProxyModel* proxyModel,
const DolphinModel* dolphinModel,
const QModelIndex& index)
{
const QModelIndex dirIndex = proxyModel->mapToSource(index);
const KFileItem item = dolphinModel->itemForIndex(dirIndex);
if (!item.isNull()) {
// symbolic links are displayed in an italic font
if (item.isLink()) {
option.font.setItalic(true);
}
const int width = nameColumnWidth(item.text(), option);
option.rect.setWidth(width);
}
}
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