You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
123 lines
3.8 KiB
123 lines
3.8 KiB
/* BEGIN_COMMON_COPYRIGHT_HEADER
|
|
* (c)LGPL2+
|
|
*
|
|
* LXQt - a lightweight, Qt based, desktop toolset
|
|
* http://lxqt.org
|
|
*
|
|
* Copyright: 2010-2011 Razor team
|
|
* Authors:
|
|
* Alexander Sokoloff <sokoloff.a@gmail.com>
|
|
* Paulo Lieuthier <paulolieuthier@gmail.com>
|
|
*
|
|
* This program or library is free software; you can redistribute it
|
|
* and/or modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General
|
|
* Public License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301 USA
|
|
*
|
|
* END_COMMON_COPYRIGHT_HEADER */
|
|
|
|
#include "lxqthtmldelegate.h"
|
|
#include <QAbstractTextDocumentLayout>
|
|
#include <QTextDocument>
|
|
|
|
using namespace LXQt;
|
|
|
|
|
|
HtmlDelegate::HtmlDelegate(const QSize iconSize, QObject* parent) :
|
|
QStyledItemDelegate(parent),
|
|
mIconSize(iconSize)
|
|
{
|
|
}
|
|
|
|
HtmlDelegate::~HtmlDelegate()
|
|
{
|
|
}
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
void HtmlDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
|
|
{
|
|
if (!index.isValid())
|
|
return;
|
|
|
|
QStyleOptionViewItem options = option;
|
|
initStyleOption(&options, index);
|
|
const bool is_right_to_left = Qt::RightToLeft == options.direction;
|
|
|
|
painter->save();
|
|
|
|
QTextDocument doc;
|
|
doc.setHtml(options.text);
|
|
QIcon icon = options.icon;
|
|
|
|
options.text = QString();
|
|
options.icon = QIcon();
|
|
|
|
// icon size
|
|
QSize iconSize = icon.actualSize(mIconSize);
|
|
QRect iconRect = QRect(8, 8, iconSize.width(), iconSize.height());
|
|
if (is_right_to_left)
|
|
{
|
|
iconRect.moveLeft(options.rect.left() + options.rect.right() - iconRect.x() - iconRect.width() + 1);
|
|
}
|
|
|
|
// set doc size
|
|
doc.setTextWidth(options.rect.width() - iconRect.width() - 8);
|
|
|
|
options.widget->style()->drawControl(QStyle::CE_ItemViewItem, &options, painter);
|
|
|
|
// paint icon
|
|
painter->translate(options.rect.left(), options.rect.top());
|
|
icon.paint(painter, iconRect);
|
|
|
|
if (!is_right_to_left)
|
|
{
|
|
// shift text right to make icon visible
|
|
painter->translate(iconRect.right() + 8, 0);
|
|
}
|
|
QRect clip(0, 0, options.rect.width() - iconRect.width() - 8, options.rect.height());
|
|
painter->setClipRect(clip);
|
|
|
|
// set text color to red for selected item
|
|
QAbstractTextDocumentLayout::PaintContext ctx;
|
|
if (option.state & QStyle::State_Selected)
|
|
{
|
|
QPalette::ColorGroup colorGroup = (option.state & QStyle::State_Active) ? QPalette::Active : QPalette::Inactive;
|
|
ctx.palette.setColor(QPalette::Text, option.palette.color(colorGroup, QPalette::HighlightedText));
|
|
}
|
|
|
|
ctx.clip = clip;
|
|
doc.documentLayout()->draw(painter, ctx);
|
|
|
|
painter->restore();
|
|
}
|
|
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
QSize HtmlDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
|
|
{
|
|
QStyleOptionViewItem options = option;
|
|
initStyleOption(&options, index);
|
|
|
|
QSize iconSize = options.icon.actualSize(mIconSize);
|
|
QRect iconRect = QRect(8, 8, iconSize.width(), iconSize.height());
|
|
|
|
QTextDocument doc;
|
|
doc.setHtml(options.text);
|
|
doc.setTextWidth(options.rect.width() - iconRect.right() - 8);
|
|
return QSize(options.rect.width(), doc.size().height() + 8);
|
|
}
|