main.qml Example File

lowenergyscanner/assets/main.qml
/***************************************************************************
**
** Copyright (C) 2013 BlackBerry Limited. All rights reserved.
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtBluetooth module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
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** 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.
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**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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****************************************************************************/

import QtQuick 2.0

Rectangle {
    id: back
    width: 300
    height: 600
    property bool deviceState: device.state
    onDeviceStateChanged: {
        if (!device.state)
            info.visible = false;
    }

    Header {
        id: header
        anchors.top: parent.top
        headerText: "Start Discovery"
    }

    Dialog {
        id: info
        anchors.centerIn: parent
        visible: false
    }

    ListView {
        id: theListView
        width: parent.width
        clip: true

        anchors.top: header.bottom
        anchors.bottom: connectToggle.top
        model: device.devicesList

        delegate: Rectangle {
            id: box
            height:100
            width: parent.width
            color: "lightsteelblue"
            border.width: 2
            border.color: "black"
            radius: 5

            Component.onCompleted: {
                info.visible = false;
                header.headerText = "Select a device";
            }

            MouseArea {
                anchors.fill: parent
                onClicked: {
                    device.scanServices(modelData.deviceAddress);
                    pageLoader.source = "Services.qml"
                }
            }

            Label {
                id: deviceName
                textContent: modelData.deviceName
                anchors.top: parent.top
                anchors.topMargin: 5
            }

            Label {
                id: deviceAddress
                textContent: modelData.deviceAddress
                font.pointSize: deviceName.font.pointSize*0.7
                anchors.bottom: box.bottom
                anchors.bottomMargin: 5
            }
        }
    }

    Menu {
        id: connectToggle

        menuWidth: parent.width
        anchors.bottom: menu.top
        menuText: { if (device.devicesList.length)
                        visible = true
                    else
                        visible = false
                    if (device.useRandomAddress)
                        "Address type: Random"
                    else
                        "Address type: Public"
        }

        onButtonClick: device.useRandomAddress = !device.useRandomAddress;
    }

    Menu {
        id: menu
        anchors.bottom: parent.bottom
        menuWidth: parent.width
        menuHeight: (parent.height/6)
        menuText: device.update
        onButtonClick: {
            device.startDeviceDiscovery();
            // if startDeviceDiscovery() failed device.state is not set
            if (device.state) {
                info.dialogText = "Searching...";
                info.visible = true;
            }
        }
    }

    Loader {
        id: pageLoader
        anchors.fill: parent
    }
}

© 2017 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.