89 lines
1.9 KiB
QML
89 lines
1.9 KiB
QML
import QtQuick 2.15
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import QtQuick.Controls 2.15
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import QtQuick.Layouts 1.15
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import StatusQ 0.1
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Item {
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id: root
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readonly property string intro:
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"This example show how to use ObjectProxyModel in order to overwrite"
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+ " the existing role with a value computed from the original role and"
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+ " add new role for controlling selection (writable role)."
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ListModel {
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id: srcModel
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ListElement {
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uid: 1
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name: "ETH"
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}
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ListElement {
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uid: 2
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name: "SNT"
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}
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ListElement {
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uid: 3
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name: "DAI"
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}
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}
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ObjectProxyModel {
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id: objectProxy
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delegate: QtObject {
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readonly property string name: "#" + model.name
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property bool selected: true
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}
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expectedRoles: ["name", "uid"]
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exposedRoles: ["name", "selected"]
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sourceModel: srcModel
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}
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ColumnLayout {
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anchors.fill: parent
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anchors.margins: 10
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Label {
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Layout.fillWidth: true
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wrapMode: Text.Wrap
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lineHeight: 1.2
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text: root.intro
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}
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MenuSeparator {
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Layout.fillWidth: true
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}
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Button {
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text: "Select all"
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onClicked: {
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const count = objectProxy.rowCount()
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for (let i = 0; i < count; i++)
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objectProxy.proxyObject(i).selected = true
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}
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}
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ListView {
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Layout.fillWidth: true
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Layout.fillHeight: true
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model: objectProxy
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delegate: CheckBox {
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text: model.name
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checked: model.selected
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onToggled: {
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objectProxy.proxyObject(model.index).selected = checked
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}
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}
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}
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}
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}
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