objectmodel.qml Example File | QtQuick 5.3

- Qt 5.3
- Qt Quick
- Qt Quick Examples - Views
- objectmodel.qml Example File
- Qt 5.3.2 Reference Documentation

# objectmodel.qml Example File

views/objectmodel/objectmodel.qml

    /****************************************************************************
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    ** This file is part of the examples of the Qt Toolkit.
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    // This example demonstrates placing items in a view using
    // an ObjectModel

    import QtQuick 2.0
    import QtQml.Models 2.1

    Rectangle {
        id: root
        color: "lightgray"
        width: 320
        height: 480
        property bool printDestruction: false

        ObjectModel {
            id: itemModel

            Rectangle {
                width: view.width; height: view.height
                color: "#FFFEF0"
                Text { text: "Page 1"; font.bold: true; anchors.centerIn: parent }

                Component.onDestruction: if (printDestruction) print("destroyed 1")
            }
            Rectangle {
                width: view.width; height: view.height
                color: "#F0FFF7"
                Text { text: "Page 2"; font.bold: true; anchors.centerIn: parent }

                Component.onDestruction: if (printDestruction) print("destroyed 2")
            }
            Rectangle {
                width: view.width; height: view.height
                color: "#F4F0FF"
                Text { text: "Page 3"; font.bold: true; anchors.centerIn: parent }

                Component.onDestruction: if (printDestruction) print("destroyed 3")
            }
        }

        ListView {
            id: view
            anchors { fill: parent; bottomMargin: 30 }
            model: itemModel
            preferredHighlightBegin: 0; preferredHighlightEnd: 0
            highlightRangeMode: ListView.StrictlyEnforceRange
            orientation: ListView.Horizontal
            snapMode: ListView.SnapOneItem; flickDeceleration: 2000
            cacheBuffer: 200
        }
        Rectangle {
            width: root.width; height: 30
            anchors { top: view.bottom; bottom: parent.bottom }
            color: "gray"

            Row {
                anchors.centerIn: parent
                spacing: 20

                Repeater {
                    model: itemModel.count

                    Rectangle {
                        width: 5; height: 5
                        radius: 3
                        color: view.currentIndex == index ? "blue" : "white"

                        MouseArea {
                            width: 20; height: 20
                            anchors.centerIn: parent
                            onClicked: view.currentIndex = index
                        }
                    }
                }
            }
        }
    }