ShareDialog.qml Example File

socialtodos/ShareDialog.qml
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtEnginio module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/

import QtQuick 2.1
import QtQuick.Controls 1.0
import Enginio 1.0

Rectangle {
    property string listId
    property string listName
    property var aclData
    property var usersData

    Component.onCompleted: {
        var aclQuery = enginioClient.query({ "objectType": "objects.todoLists", "id": listId }, Enginio.AccessControlOperation)
        aclQuery.finished.connect(function() {
            if (aclQuery.errorType === EnginioReply.NoError) {
                aclData = aclQuery.data

                usersDataChanged() //In case of aclQuery completes after usersQuery, signal also usersData change so UI re-updates correctly
            }
        })

        var usersQuery = enginioClient.query({ "objectType": "users", }, Enginio.UsersOperation)
        usersQuery.finished.connect(function() {
            if (usersQuery.errorType === EnginioReply.NoError) {
                usersData = usersQuery.data.results
            }
        })
    }

    Header {
        id: header
        text: listName + " admins"
    }

    ListView {
        id: nameView
        model: usersData
        anchors.top: header.bottom
        anchors.left: parent.left
        anchors.right: parent.right
        anchors.bottom: parent.bottom

        delegate: BorderImage {
            id: item

            width: parent.width ; height: 40 * scaleFactor
            source: mouse.pressed ? "qrc:images/delegate_pressed.png" : "qrc:images/delegate.png"
            border.left: 5; border.top: 5
            border.right: 5; border.bottom: 5

            Image {
                id: shadow
                anchors.top: parent.bottom
                width: parent.width
                visible: !mouse.pressed
                source: "qrc:images/shadow.png"
            }

            Item {
                id: checkBox
                height: 40 * scaleFactor
                width: 42 * scaleFactor
                Image {
                    anchors.centerIn: parent
                    fillMode: Image.PreserveAspectFit
                    source: isAccessGrantedForUser(modelData) ? "qrc:images/checkmark.png" : ""
                }
            }
            Text {
                anchors.left: checkBox.right
                anchors.verticalCenter: parent.verticalCenter
                text:  isUserTheLoggedInOne(modelData) ? modelData.username + " (current user)" : modelData.username
                font.pixelSize: 22 * scaleFactor
            }

            MouseArea {
                anchors.fill: parent
                onClicked: {
                    if (isUserTheLoggedInOne(modelData) === false){
                        toggleAccessGrantForUser(modelData)
                    }
                }
            }
        }
    }

    function isAccessGrantedForUser(userObject) {
        if (aclData){
            var aclAdmins = aclData.admin

            for (var i = 0; i < aclData.admin.length; ++i){
                if (aclAdmins[i].id === userObject.id){
                    return true;
                }
            }
        }

        return false;
    }

    function isUserTheLoggedInOne(userObject) {
        if ( userObject.username === enginioClient.identity.user){
                return true;
        }
        return false;
    }

    function toggleAccessGrantForUser(userObject) {
        var aclOperation
        var accessGrant =  {"admin": [{"id": userObject.id, "objectType": "users"}]}

        if (isAccessGrantedForUser(userObject)) {
            aclOperation = enginioClient.remove({ "id": listId, "objectType": "objects.todoLists", "access": accessGrant },
                                                  Enginio.AccessControlOperation)

        } else {
            aclOperation = enginioClient.update({ "id": listId, "objectType": "objects.todoLists", "access": accessGrant },
                                                  Enginio.AccessControlOperation)
        }

        aclOperation.finished.connect(function(reply) {
            if (aclOperation.errorType === EnginioReply.NoError) {
                aclData = reply.data
                usersDataChanged()
            }
        })
    }
}

© 2016 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.