2012-04-19 22:42:35 +02:00
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/* ============================================================
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* QupZilla - WebKit based browser
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* Copyright (C) 2010-2012 David Rosca <nowrep@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* ============================================================ */
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#include "locationcompleterdelegate.h"
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2012-04-22 17:09:43 +02:00
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#include "locationcompleterview.h"
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2012-05-05 16:06:24 +02:00
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#include "locationcompletermodel.h"
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2012-04-22 20:51:28 +02:00
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#include "iconprovider.h"
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2012-04-19 22:42:35 +02:00
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#include <QPainter>
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#include <QApplication>
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#include <QMouseEvent>
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2012-04-22 17:09:43 +02:00
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LocationCompleterDelegate::LocationCompleterDelegate(LocationCompleterView* parent)
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2012-04-19 22:42:35 +02:00
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: QStyledItemDelegate(parent)
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, m_rowHeight(0)
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, m_padding(0)
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2012-04-22 17:09:43 +02:00
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, m_view(parent)
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2012-04-19 22:42:35 +02:00
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{
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}
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void LocationCompleterDelegate::paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
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{
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QStyleOptionViewItemV4 opt = option;
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initStyleOption(&opt, index);
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const QWidget* w = opt.widget;
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const QStyle* style = w ? w->style() : QApplication::style();
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const int height = opt.rect.height();
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const int center = height / 2 + opt.rect.top();
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// Prepare title font
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QFont titleFont = opt.font;
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titleFont.setPointSize(titleFont.pointSize() + 1);
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const QFontMetrics titleMetrics(titleFont);
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int leftPosition = m_padding * 2;
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int rightPosition = opt.rect.right() - m_padding;
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2012-04-22 20:51:28 +02:00
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opt.state &= ~QStyle::State_MouseOver;
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2012-04-22 17:09:43 +02:00
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if (m_view->hoveredIndex() == index) {
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opt.state |= QStyle::State_Selected;
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}
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else {
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opt.state &= ~QStyle::State_Selected;
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2012-04-19 22:42:35 +02:00
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}
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const QPalette::ColorRole colorRole = opt.state & QStyle::State_Selected ? QPalette::HighlightedText : QPalette::Text;
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const QPalette::ColorRole colorLinkRole = opt.state & QStyle::State_Selected ? QPalette::HighlightedText : QPalette::Link;
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// Draw background
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style->drawPrimitive(QStyle::PE_PanelItemViewItem, &opt, painter, w);
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// Draw icon
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const int iconSize = 16;
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const int iconYPos = center - (iconSize / 2);
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QRect iconRect(leftPosition, iconYPos, iconSize, iconSize);
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QPixmap pixmap = index.data(Qt::DecorationRole).value<QIcon>().pixmap(iconSize);
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painter->drawPixmap(iconRect, pixmap);
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leftPosition = iconRect.right() + m_padding * 2;
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// Draw title
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const int leftTitleEdge = leftPosition + 2;
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const int rightTitleEdge = rightPosition - m_padding;
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QRect titleRect(leftTitleEdge, opt.rect.top() + m_padding, rightTitleEdge - leftTitleEdge, titleMetrics.height());
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QString title(titleMetrics.elidedText(index.data(LocationCompleterModel::TitleRole).toString(), Qt::ElideRight, titleRect.width()));
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2012-04-19 22:42:35 +02:00
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painter->setFont(titleFont);
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style->drawItemText(painter, titleRect, Qt::AlignLeft | Qt::TextSingleLine, opt.palette, true, title, colorRole);
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// Draw link
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const int infoYPos = titleRect.bottom() + opt.fontMetrics.leading();
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QRect linkRect(titleRect.x(), infoYPos, titleRect.width(), opt.fontMetrics.height());
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const QString &link = opt.fontMetrics.elidedText(index.data(Qt::DisplayRole).toString(), Qt::ElideRight, linkRect.width());
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2012-04-19 22:42:35 +02:00
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painter->setFont(opt.font);
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style->drawItemText(painter, linkRect, Qt::TextSingleLine | Qt::AlignLeft, opt.palette, true, link, colorLinkRole);
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2012-04-22 20:51:28 +02:00
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// Draw star to bookmark items
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2012-05-05 16:06:24 +02:00
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if (index.data(LocationCompleterModel::BookmarkRole).toBool()) {
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2012-04-22 20:51:28 +02:00
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const QPixmap starPixmap = qIconProvider->bookmarkIcon();
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QSize starSize = starPixmap.size();
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QPoint pos(rightPosition - starSize.width(), opt.rect.top() + m_padding);
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QRect starRect(pos, starSize);
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painter->drawPixmap(starRect, starPixmap);
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}
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2012-04-19 22:42:35 +02:00
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}
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QSize LocationCompleterDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
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{
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Q_UNUSED(index)
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if (!m_rowHeight) {
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QStyleOptionViewItemV4 opt(option);
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initStyleOption(&opt, index);
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const QWidget* w = opt.widget;
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const QStyle* style = w ? w->style() : QApplication::style();
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const int padding = style->pixelMetric(QStyle::PM_FocusFrameHMargin, 0) + 1;
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QFont titleFont = opt.font;
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titleFont.setPointSize(titleFont.pointSize() + 1);
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m_padding = padding > 3 ? padding : 3;
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const QFontMetrics titleMetrics(titleFont);
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m_rowHeight = 2 * m_padding + opt.fontMetrics.leading() + opt.fontMetrics.height() + titleMetrics.height();
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}
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return QSize(200, m_rowHeight);
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}
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