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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
import QtQuick
import QtQuick.Controls
import QtQuick.Window
import BaseModel
Window {
title: "Moving Rectangle"
width: 800
height: 480
visible: true
id: mainWindow
Column {
spacing: 20
anchors.fill: parent
id: mainColumn
Text {
padding: 20
font.pointSize: 10
width: 600
wrapMode: Text.Wrap
text: "This example shows how to add, remove and move items inside a QML ListView.\n
It shows and edits data via roles using QAbstractListModel on the Python side.\n
Use the 'Middle click' on top of a rectangle to remove an item.\n
'Left click' and drag to move the items."
}
Button {
anchors {
left: mainColumn.left
right: mainColumn.right
margins: 30
}
text: "Reset view"
onClicked: lv.model.reset()
}
Button {
anchors {
left: mainColumn.left
right: mainColumn.right
margins: 30
}
text: "Add element"
onClicked: lv.model.append()
}
ListView {
id: lv
anchors {
left: mainColumn.left
right: mainColumn.right
margins: 30
}
height: 200
model: BaseModel {}
orientation: ListView.Horizontal
displaced: Transition {
NumberAnimation {
properties: "x,y"
easing.type: Easing.OutQuad
}
}
delegate: DropArea {
id: droparea
width: ratio * lv.width
height: lv.height
onEntered: function (drag) {
let dragindex = drag.source.modelIndex
if (index === dragindex)
return
lv.model.move(dragindex, index)
}
MovingRectangle {
modelIndex: index
dragParent: lv
sizeParent: droparea
}
}
MouseArea {
id: lvMousearea
anchors.fill: lv
z: -1
}
Rectangle {
id: lvBackground
anchors.fill: lv
anchors.margins: -border.width
color: "white"
border.color: "black"
border.width: 5
z: -1
}
Component.onCompleted: {
lv.model.reset()
}
}
}
}
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