plasma-mediacenter 4:5.5.5-0ubuntu1 / usr / lib / x86_64-linux-gnu / qt5 / qml / org / kde / plasma / mediacenter / elements / mediabrowser / MediaBrowser.qml

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/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/mediacenter/elements/mediabrowser/MediaBrowser.qml is in plasma-mediacenter 4:5.5.5-0ubuntu1.

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/*
 *   Copyright 2011 Sinny Kumari <ksinny@gmail.com>
 *   Copyright 2010 Lukas Appelhans <l.appelhans@gmx.de>
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU Library General Public License as
 *   published by the Free Software Foundation; either version 2, 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 Library 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 2.1
import org.kde.plasma.components 2.0 as PlasmaComponents
import org.kde.plasma.mediacenter.components 2.0 as MediaCenterComponents

FocusScope {
    id: mediaBrowser
    property QtObject currentBrowsingBackend
    property QtObject previousBrowsingBackend
    property QtObject backendOverlay

    signal backRequested
    signal playRequested(int index, string url, string currentMediaType, variant model)
    signal playAllRequested()
    signal popupMenuRequested(int index, string mediaUrl, string mediaType, string display)

    Item {
        id: mediaBrowserViewItem
        property QtObject mediaBrowserGridView

        anchors {
            fill: parent
        }
    }

    Component {
        id: mediaBrowserSmartBrowserComponent
        MediaCenterComponents.CategoriesBrowser {
            anchors {
                bottom: parent.bottom; right: parent.right; left: parent.left;
                top: parent.top
	        }
            focus: true
            backend: mediaBrowser.currentBrowsingBackend
            models: mediaBrowser.currentBrowsingBackend.models

            onMediaSelected: mediaBrowser.playRequested(index, url, mediaType, model)
            onPopupRequested: mediaBrowser.popupMenuRequested(index, url, mediaType, title)
        }
    }

    onCurrentBrowsingBackendChanged: {
        if (!currentBrowsingBackend)
            return;

        errorLabel.text = "";

        if (mediaBrowserViewItem.mediaBrowserGridView) {
            mediaBrowserViewItem.mediaBrowserGridView.destroy();
        }

        var object = mediaBrowserSmartBrowserComponent.createObject(mediaBrowserViewItem);

        mediaBrowserViewItem.mediaBrowserGridView = object;
        object.focus = true;

        if (currentBrowsingBackend) {
            currentBrowsingBackend.error.connect(errorLabel.setError);
            currentBrowsingBackend.showCustomUi.connect(showCustomUi);
        }
    }

    function destroyGridView()
    {
        mediaBrowserViewItem.mediaBrowserGridView.destroy()
    }

    function loadModel()
    {
        if (mediaBrowserViewItem && mediaBrowserViewItem.mediaBrowserGridView)
            mediaBrowserViewItem.mediaBrowserGridView.model = (function() { return currentBrowsingBackend.models[0]; });
    }

    PlasmaComponents.Label {
        id: errorLabel
        anchors.centerIn: parent
        font.pointSize: fontSizes.large
        z: 2

        function setError(message)
        {
            errorLabel.text = message;
        }
    }

    function goBack()
    {
        return mediaBrowser.currentBrowsingBackend.goOneLevelUp();
    }

    function showCustomUi(qmlSource) {
        if (qmlSource) {
            var object = Qt.createQmlObject(qmlSource, mediaBrowser);

            if (object.goBack) {
                object.backend = currentBrowsingBackend;
                if (object.close) object.close.connect(closeCustomUi);

                if (mediaBrowser.backendOverlay) {
                    mediaBrowser.backendOverlay.destroy();
                }
                mediaBrowser.backendOverlay = object;
            } else {
                console.log("******************** ERROR ********************");
                console.log("ERROR: missing goBack function in " + object);
                object.destroy();
            }
        } else {
            console.log("WARNING: qmlSource is empty, doing nothing");
        }
    }

    function closeCustomUi() {
        mediaBrowser.backendOverlay = null;
    }
}

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