/*
    Copyright (C) 2011  Martin Gräßlin <mgraesslin@kde.org>
    Copyright (C) 2012 Marco Martin <mart@kde.org>
    Copyright (C) 2015-2018  Eike Hein <hein@kde.org>

    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.
*/
import QtQuick 2.0
import org.kde.plasma.core 2.0 as PlasmaCore
import org.kde.plasma.extras 2.0 as PlasmaExtras
import org.kde.plasma.components 2.0 as PlasmaComponents
import org.kde.draganddrop 2.0


Item {
    property alias model: baseView.model
    property alias delegate: baseView.delegate
    property alias currentIndex: baseView.currentIndex;
    property alias count: baseView.count;

    property ListView listView: baseView.listView

    function decrementCurrentIndex() {
        var tempIndex = baseView.currentIndex-1;
        if(tempIndex < 0) {
            baseView.currentIndex = -1;
            root.m_faves.focus = true;
            root.m_faves.listView.currentIndex = root.m_faves.listView.count-1;
            return;
        }
        baseView.decrementCurrentIndex();
    }

    function incrementCurrentIndex() {
        var tempIndex = baseView.currentIndex+1;
        if(tempIndex >= baseView.count) {
            baseView.currentIndex = -1;
            root.m_showAllButton.focus = true;
            return;
        }
        baseView.incrementCurrentIndex();

    }

    function activateCurrentIndex() {
        
        baseView.currentItem.activate();
    }

    function openContextMenu() {
        baseView.currentItem.openActionMenu();
    }

    function setCurrentIndex() {
        baseView.currentIndex = 0;
    }
    function resetCurrentIndex() {
        baseView.currentIndex = -1;
    }
    Connections {
        target: plasmoid

        function onExpandedChanged() {
            if (!plasmoid.expanded) {
                baseView.currentIndex = -1;
            }
        }
    }

    KickoffListView {
        id: baseView

        anchors.fill: parent

        currentIndex: -1
        interactive: contentHeight > height
    }


    onFocusChanged: {
        if(focus) setCurrentIndex();
        else resetCurrentIndex();
    }
    Keys.onPressed: {
        if(event.key == Qt.Key_Up) {
            decrementCurrentIndex();
        } else if(event.key == Qt.Key_Down) {
            incrementCurrentIndex();
        } else if(event.key == Qt.Key_Return) {
            activateCurrentIndex();
        } else if(event.key == Qt.Key_Menu) {
            openContextMenu();
        }
    }
}