todo.qml Example File | Enginio Manual 1.6

Qt 1.6 | Enginio Manual | Enginio QML Examples - Todos | todo.qml Example File

Qt 1.6.2 Reference Documentation

# todo.qml Example File

todos/todo.qml

      /****************************************************************************
      **
      ** Copyright (C) 2015 The Qt Company Ltd.
      ** Contact: http://www.qt.io/licensing/
      **
      ** This file is part of the examples 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.
      **
      **
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      import QtQuick 2.0
      import Enginio 1.0

      Item {
          width: 400
          height: 640
          BackendHelper{
              id: backendHelper
          }

          Rectangle {
              id: root
              color: "#f4f4f4"
              anchors.fill: parent
              opacity: 1 - backendHelper.opacity

              EnginioModel {
                  id: enginioModel
                  client: EnginioClient {
                      backendId: backendHelper.backendId
                      onError: console.log("Enginio error:", JSON.stringify(reply.data))
                  }
                  query: {"objectType": "objects.todos" }
              }

              // A simple layout:
              // a listview and a line edit with button to add to the list
              Rectangle {
                  id: header
                  anchors.top: parent.top
                  width: parent.width
                  height: 70
                  color: "white"

                  Row {
                      id: logo
                      anchors.centerIn: parent
                      anchors.horizontalCenterOffset: -4
                      spacing: 4
                      Image {
                          source: "qrc:images/enginio.png"
                          width: 160 ; height: 60
                          fillMode: Image.PreserveAspectFit
                      }
                      Text {
                          text: "Todos"
                          anchors.verticalCenter: parent.verticalCenter
                          anchors.verticalCenterOffset: -3
                          font.bold: true
                          font.pixelSize: 46
                          color: "#555"
                      }
                  }
                  Rectangle {
                      width: parent.width ; height: 1
                      anchors.bottom: parent.bottom
                      color: "#bbb"
                  }
              }

              ListView {
                  id: listview
                  model: enginioModel
                  delegate: listItemDelegate
                  anchors.top: header.bottom
                  anchors.bottom: footer.top
                  width: parent.width
                  clip: true

                  // Animations
                  add: Transition { NumberAnimation { properties: "y"; from: root.height; duration: 250 } }
                  removeDisplaced: Transition { NumberAnimation { properties: "y"; duration: 150 } }
                  remove: Transition { NumberAnimation { property: "opacity"; to: 0; duration: 150 } }
              }

              BorderImage {
                  id: footer

                  width: parent.width
                  anchors.bottom: parent.bottom
                  source: "qrc:images/delegate.png"
                  border.left: 5; border.top: 5
                  border.right: 5; border.bottom: 5

                  Rectangle {
                      y: -1 ; height: 1
                      width: parent.width
                      color: "#bbb"
                  }
                  Rectangle {
                      y: 0 ; height: 1
                      width: parent.width
                      color: "white"
                  }

                  BorderImage {

                      anchors.left: parent.left
                      anchors.right: addButton.left
                      anchors.verticalCenter: parent.verticalCenter
                      anchors.margins: 16
                      source:"images/textfield.png"
                      border.left: 14 ; border.right: 14 ; border.top: 8 ; border.bottom: 8

                      TextInput{
                          id: textInput
                          anchors.fill: parent
                          clip: true
                          anchors.leftMargin: 14
                          anchors.rightMargin: 14
                          verticalAlignment: Text.AlignVCenter
                          font.pixelSize: 22
                          Text {
                              id: placeholderText
                              anchors.fill: parent
                              verticalAlignment: Text.AlignVCenter
                              visible: !(parent.text.length || parent.inputMethodComposing)
                              font: parent.font
                              text: "New todo..."
                              color: "#aaa"
                          }
                          onAccepted: {
                              enginioModel.append({"title": textInput.text, "completed": false})
                              textInput.text = ""
                          }
                      }
                  }

                  Item {
                      id: addButton

                      width: 40 ; height: 40
                      anchors.margins: 20
                      anchors.right: parent.right
                      anchors.verticalCenter: parent.verticalCenter
                      enabled: textInput.text.length
                      Image {
                          source: addMouseArea.pressed ? "qrc:icons/add_icon_pressed.png" : "qrc:icons/add_icon.png"
                          anchors.centerIn: parent
                          opacity: enabled ? 1 : 0.5
                      }
                      MouseArea {
                          id: addMouseArea
                          anchors.fill: parent
                          onClicked: textInput.accepted()
                      }
                  }
              }

              Component {
                  id: listItemDelegate

                  BorderImage {
                      id: item

                      width: parent.width ; height: 70
                      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"
                      }

                      MouseArea {
                          id: mouse
                          anchors.fill: parent
                          hoverEnabled: true
                          onClicked: {
                              if (index !== -1 && _synced) {
                                  enginioModel.setProperty(index, "completed", !completed)
                              }
                          }
                      }
                      Image {
                          id: checkbox
                          anchors.left: parent.left
                          anchors.leftMargin: 16
                          width: 32
                          fillMode: Image.PreserveAspectFit
                          anchors.verticalCenter: parent.verticalCenter
                          source: completed ? "qrc:images/checkmark.png" : ""
                      }

                      Text {
                          id: todoText
                          text: title
                          font.pixelSize: 26
                          color: "#333"

                          anchors.verticalCenter: parent.verticalCenter
                          anchors.left: checkbox.right
                          anchors.right: parent.right
                          anchors.leftMargin: 12
                          anchors.rightMargin: 40
                          elide: Text.ElideRight
                      }

                      // Show a delete button when the mouse is over the delegate
                      Image {
                          id: removeIcon

                          source: removeMouseArea.pressed ? "qrc:icons/delete_icon_pressed.png" : "qrc:icons/delete_icon.png"
                          anchors.margins: 20
                          anchors.verticalCenter: parent.verticalCenter
                          anchors.right: parent.right
                          opacity: enabled ? 1 : 0.5
                          Behavior on opacity {NumberAnimation{duration: 100}}
                          MouseArea {
                              id: removeMouseArea
                              anchors.fill: parent
                              onClicked: enginioModel.remove(index)
                          }
                      }
                  }
              }
          }
      }