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Diffstat (limited to 'src/quick/doc/snippets/pointerHandlers/draggableGridView.qml')
| -rw-r--r-- | src/quick/doc/snippets/pointerHandlers/draggableGridView.qml | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/quick/doc/snippets/pointerHandlers/draggableGridView.qml b/src/quick/doc/snippets/pointerHandlers/draggableGridView.qml new file mode 100644 index 0000000000..f3a0cac8d2 --- /dev/null +++ b/src/quick/doc/snippets/pointerHandlers/draggableGridView.qml @@ -0,0 +1,121 @@ +// 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] |
