Qt 5.7 | Qt NFC | QML CorkBoard Example | corkboards.qml Example File

Qt 5.7.1 Reference Documentation

# corkboards.qml Example File

corkboard/corkboards.qml

      /****************************************************************************
      **
      ** Copyright (C) 2015 The Qt Company Ltd.
      ** Copyright (C) 2014 BlackBerry Limited. All rights reserved.
      ** Contact: http://www.qt.io/licensing/
      **
      ** This file is part of the examples of the QtNfc module.
      **
      ** $QT_BEGIN_LICENSE:BSD$
      ** 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
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      **     contributors may be used to endorse or promote products derived
      **     from this software without specific prior written permission.
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      import QtQuick 2.3
      import QtNfc 5.5

      Rectangle {
          width: 800; height: 480
          color: "darkred"

          NearField {
              property bool requiresManualPolling: false
              orderMatch: false

              onMessageRecordsChanged: {
                  var i;
                  for (i = 0; i < messageRecords.length; ++i) {
                      var data = "";
                      if (messageRecords[i].typeNameFormat === NdefRecord.NfcRtd) {
                          if (messageRecords[i].type === "T") {
                              data = messageRecords[i].text;
                          } else if (messageRecords[i].type === "U") {
                              data = messageRecords[i].uri;
                          }
                      }
                      if (!data)
                          data = "Unknown content";

                      list.get(listView.currentIndex).notes.append( {
                              "noteText":data
                      })
                  }
              }

              onPollingChanged: {
                  if (!polling && requiresManualPolling)
                      polling = true; //restart polling
              }

              Component.onCompleted: {
                  // Polling should be true if
                  // QNearFieldManager::registerNdefMessageHandler() was successful;
                  // otherwise the platform requires manual polling mode.
                  if (!polling) {
                      requiresManualPolling = true;
                      polling = true;
                  }
              }
          }

          ListModel {
              id: list

              ListElement {
                  name: "Personal"
                  notes: [
                      ListElement { noteText: "Near Field Communication" },
                      ListElement { noteText: "Touch a tag and its contents will appear as a new note" }
                  ]
              }

              ListElement {
                  name: "Work"
                  notes: [
                      //ListElement { noteText: "To write a tag, click the red flag of a note and then touch a tag" },
                      ListElement { noteText: "https://www.qt.io" }
                  ]
              }
          }

          ListView {
              id: listView

              anchors.fill: parent
              orientation: ListView.Horizontal
              snapMode: ListView.SnapOneItem
              model: list
              highlightRangeMode: ListView.StrictlyEnforceRange
              delegate: Mode {}
          }
      }