ShareDialog.qml Example File | Enginio QML Types and Examples 1.1

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- Enginio QML Types and Examples
- Enginio QML Examples - Social Todos
- ShareDialog.qml Example File
- Enginio 1.1.2 Reference Documentation

# ShareDialog.qml Example File

socialtodos/ShareDialog.qml

    /****************************************************************************
    **
    ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
    ** Contact: http://www.qt-project.org/legal
    **
    ** 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 Digia Plc and its Subsidiary(-ies) 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."
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    ****************************************************************************/

    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()
                }
            })
        }
    }