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    historydelegate.cpp 3.91 KiB
    /***************************************************************************
     * Copyright (C) 2015 by Savoir-faire Linux                                *
     * Author: Edric Ladent Milaret <edric.ladent-milaret@savoirfairelinux.com>*
     *                                                                         *
     * 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 3 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, see <http://www.gnu.org/licenses/>.   *
     **************************************************************************/
    
    #include "historydelegate.h"
    
    #include <QDebug>
    
    HistoryDelegate::HistoryDelegate(QObject *parent) :
        QStyledItemDelegate(parent)
    {
    
    }
    
    void
    HistoryDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
                           const QModelIndex &index) const
    {
        QStyleOptionViewItemV4 opt = option;
        initStyleOption(&opt, index);
    
        if (index.column() == 0) {
            auto name = index.model()->data(index, Qt::DisplayRole).toString();
            auto number = index.model()->data(index, static_cast<int>(Call::Role::Number)).toString();
            Call::Direction direction = index.model()->data(index, static_cast<int>(Call::Role::Direction)).value<Call::Direction>();
    
            opt.text = "";
            QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
            style->drawControl(QStyle::CE_ItemViewItem, &opt, painter, opt.widget);
            auto rect = opt.rect;
            QPalette::ColorGroup cg = opt.state & QStyle::State_Enabled ? QPalette::Normal : QPalette::Disabled;
            if (cg == QPalette::Normal && !(opt.state & QStyle::State_Active))
                cg = QPalette::Inactive;
            painter->setPen(opt.palette.color(cg, QPalette::Text));
            painter->setOpacity(1.0);
            if (not number.isEmpty()) {
                painter->drawText(QRect(rect.left(), rect.top(), rect.width(), rect.height()/2),
                                  opt.displayAlignment, name);
                painter->setOpacity(0.7);
                painter->drawText(QRect(rect.left(), rect.top() + rect.height()/2, rect.width(), rect.height()/2),
                                  opt.displayAlignment, number);
                painter->setOpacity(1.0);
                QImage arrow;
                switch (direction) {
                case Call::Direction::INCOMING:
                    arrow.load("://images/arrow-down.png");
                    break;
                case Call::Direction::OUTGOING:
                    arrow.load("://images/arrow-up.png");
                    break;
                }
                painter->drawImage(QRect(rect.left() -imgSize_, rect.top() + (rect.height()-imgSize_)/2, imgSize_, imgSize_), arrow);
            } else {
                painter->drawText(QRect(rect.left(), rect.top(), rect.width(), rect.height()),
                                  opt.displayAlignment, name);
            }
        }
    }
    
    QSize
    HistoryDelegate::sizeHint(const QStyleOptionViewItem & option, const QModelIndex & index ) const
    {
        QSize result = QStyledItemDelegate::sizeHint(option, index);
        if (not index.model()->data(index, static_cast<int>(Call::Role::Number)).toString().isEmpty()) {
            result.setHeight(result.height()*2);
        } else {
            result.setHeight(result.height());
        }
        return result;
    }