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+// Copyright (C) 2024 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+pragma ComponentBehavior: Bound
+import QtQml
+import QtQuick
+import QtQml.Models
+
+//! [entire]
+GridView {
+ id: root
+ width: 320
+ height: 480
+ cellWidth: 80
+ cellHeight: 80
+ interactive: false
+
+ displaced: Transition {
+ NumberAnimation {
+ properties: "x,y"
+ easing.type: Easing.OutQuad
+ }
+ }
+
+ model: DelegateModel {
+ id: visualModel
+ model: 24
+ property var dropTarget: undefined
+ property bool copy: false
+ delegate: DropArea {
+ id: delegateRoot
+
+ width: 80
+ height: 80
+
+ onEntered: drag => {
+ if (visualModel.copy) {
+ if (drag.source !== icon)
+ visualModel.dropTarget = icon
+ } else {
+ visualModel.items.move(drag.source.DelegateModel.itemsIndex, icon.DelegateModel.itemsIndex)
+ }
+ }
+
+ Rectangle {
+ id: icon
+ objectName: DelegateModel.itemsIndex
+
+ property string text
+ Component.onCompleted: {
+ color = Qt.rgba(0.2 + (48 - DelegateModel.itemsIndex) * Math.random() / 48,
+ 0.3 + DelegateModel.itemsIndex * Math.random() / 48,
+ 0.4 * Math.random(),
+ 1.0)
+ text = DelegateModel.itemsIndex
+ }
+ border.color: visualModel.dropTarget === this ? "black" : "transparent"
+ border.width: 2
+ radius: 3
+ width: 72
+ height: 72
+ anchors {
+ horizontalCenter: parent.horizontalCenter
+ verticalCenter: parent.verticalCenter
+ }
+
+ states: [
+ State {
+ when: dragHandler.active || controlDragHandler.active
+ ParentChange {
+ target: icon
+ parent: root
+ }
+
+ AnchorChanges {
+ target: icon
+ anchors {
+ horizontalCenter: undefined
+ verticalCenter: undefined
+ }
+ }
+ }
+ ]
+
+ Text {
+ anchors.centerIn: parent
+ color: "white"
+ font.pointSize: 14
+ text: controlDragHandler.active ? "+" : icon.text
+ }
+
+ //! [draghandlers]
+ DragHandler {
+ id: dragHandler
+ acceptedModifiers: Qt.NoModifier
+ onActiveChanged: if (!active) visualModel.dropTarget = undefined
+ }
+
+ DragHandler {
+ id: controlDragHandler
+ acceptedModifiers: Qt.ControlModifier
+ onActiveChanged: {
+ visualModel.copy = active
+ if (!active) {
+ visualModel.dropTarget.text = icon.text
+ visualModel.dropTarget.color = icon.color
+ visualModel.dropTarget = undefined
+ }
+ }
+ }
+ //! [draghandlers]
+
+ Drag.active: dragHandler.active || controlDragHandler.active
+ Drag.source: icon
+ Drag.hotSpot.x: 36
+ Drag.hotSpot.y: 36
+ }
+ }
+ }
+}
+//! [entire]