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/*
* Copyright (c) 2010 Kevin Smith
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include <QPen>
#include <QPainter>
#include "Swift/QtUI/ChatList/ChatListDelegate.h"
#include "Swift/QtUI/Roster/GroupItemDelegate.h"
#include "Swift/QtUI/ChatList/ChatListItem.h"
#include "Swift/QtUI/ChatList/ChatListMUCItem.h"
#include "Swift/QtUI/ChatList/ChatListGroupItem.h"
namespace Swift {
ChatListDelegate::ChatListDelegate() {
groupDelegate_ = new GroupItemDelegate();
}
ChatListDelegate::~ChatListDelegate() {
delete groupDelegate_;
}
QSize ChatListDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index ) const {
ChatListItem* item = static_cast<ChatListItem*>(index.internalPointer());
if (item && dynamic_cast<ChatListMUCItem*>(item)) {
return mucSizeHint(option, index);
} else if (item && dynamic_cast<ChatListGroupItem*>(item)) {
return groupDelegate_->sizeHint(option, index);
}
return QStyledItemDelegate::sizeHint(option, index);
}
QSize ChatListDelegate::mucSizeHint(const QStyleOptionViewItem& /*option*/, const QModelIndex& /*index*/ ) const {
QFontMetrics nameMetrics(common_.nameFont);
QFontMetrics statusMetrics(common_.detailFont);
int sizeByText = 2 * common_.verticalMargin + nameMetrics.height() + statusMetrics.height();
return QSize(150, sizeByText);
}
void ChatListDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const {
ChatListItem* item = static_cast<ChatListItem*>(index.internalPointer());
if (item && dynamic_cast<ChatListMUCItem*>(item)) {
paintMUC(painter, option, dynamic_cast<ChatListMUCItem*>(item));
} else if (item && dynamic_cast<ChatListGroupItem*>(item)) {
ChatListGroupItem* group = dynamic_cast<ChatListGroupItem*>(item);
groupDelegate_->paint(painter, option, group->data(Qt::DisplayRole).toString(), group->rowCount(), option.state & QStyle::State_Open);
} else {
QStyledItemDelegate::paint(painter, option, index);
}
}
void ChatListDelegate::paintMUC(QPainter* painter, const QStyleOptionViewItem& option, ChatListMUCItem* item) const {
painter->save();
QRect fullRegion(option.rect);
if ( option.state & QStyle::State_Selected ) {
painter->fillRect(fullRegion, option.palette.highlight());
painter->setPen(option.palette.highlightedText().color());
} else {
QColor nameColor = item->data(Qt::TextColorRole).value<QColor>();
painter->setPen(QPen(nameColor));
}
QFontMetrics nameMetrics(common_.nameFont);
painter->setFont(common_.nameFont);
int extraFontWidth = nameMetrics.width("H");
int leftOffset = common_.horizontalMargin * 2 + extraFontWidth / 2;
QRect textRegion(fullRegion.adjusted(leftOffset, 0, 0, 0));
int nameHeight = nameMetrics.height() + common_.verticalMargin;
QRect nameRegion(textRegion.adjusted(0, common_.verticalMargin, 0, 0));
DelegateCommons::drawElidedText(painter, nameRegion, item->data(Qt::DisplayRole).toString());
painter->setFont(common_.detailFont);
painter->setPen(QPen(QColor(160,160,160)));
QRect detailRegion(textRegion.adjusted(0, nameHeight, 0, 0));
DelegateCommons::drawElidedText(painter, detailRegion, item->data(DetailTextRole).toString());
painter->restore();
}
}
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Swift