dynamiclist.qml Example File

views/listview/dynamiclist.qml
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import QtQuick 2.0 import "content" // This example shows how items can be dynamically added to and removed from // a ListModel, and how these list modifications can be animated. Rectangle { id: container width: 500; height: 400 color: "#343434" // The model: ListModel { id: fruitModel ListElement { name: "Apple"; cost: 2.45 attributes: [ ListElement { description: "Core" }, ListElement { description: "Deciduous" } ] } ListElement { name: "Banana"; cost: 1.95 attributes: [ ListElement { description: "Tropical" }, ListElement { description: "Seedless" } ] } ListElement { name: "Cumquat"; cost: 3.25 attributes: [ ListElement { description: "Citrus" } ] } ListElement { name: "Durian"; cost: 9.95 attributes: [ ListElement { description: "Tropical" }, ListElement { description: "Smelly" } ] } } // The delegate for each fruit in the model: Component { id: listDelegate Item { id: delegateItem width: listView.width; height: 80 clip: true Column { id: arrows anchors { left: parent.left verticalCenter: parent.verticalCenter } Image { source: "content/pics/arrow-up.png" MouseArea { anchors.fill: parent; onClicked: fruitModel.move(index, index-1, 1) } } Image { source: "content/pics/arrow-down.png" MouseArea { anchors.fill: parent; onClicked: fruitModel.move(index, index+1, 1) } } } Column { anchors { left: arrows.right horizontalCenter: parent.horizontalCenter; bottom: parent.verticalCenter } Text { anchors.horizontalCenter: parent.horizontalCenter text: name font.pixelSize: 15 color: "white" } Row { anchors.horizontalCenter: parent.horizontalCenter spacing: 5 Repeater { model: attributes Text { text: description; color: "White" } } } } Item { anchors { left: arrows.right horizontalCenter: parent.horizontalCenter; top: parent.verticalCenter bottom: parent.bottom } Row { anchors.centerIn: parent spacing: 10 PressAndHoldButton { anchors.verticalCenter: parent.verticalCenter source: "content/pics/plus-sign.png" onClicked: fruitModel.setProperty(index, "cost", cost + 0.25) } Text { id: costText anchors.verticalCenter: parent.verticalCenter text: '$' + Number(cost).toFixed(2) font.pixelSize: 15 color: "white" font.bold: true } PressAndHoldButton { anchors.verticalCenter: parent.verticalCenter source: "content/pics/minus-sign.png" onClicked: fruitModel.setProperty(index, "cost", Math.max(0,cost-0.25)) } Image { source: "content/pics/list-delete.png" MouseArea { anchors.fill:parent; onClicked: fruitModel.remove(index) } } } } // Animate adding and removing of items: ListView.onAdd: SequentialAnimation { PropertyAction { target: delegateItem; property: "height"; value: 0 } NumberAnimation { target: delegateItem; property: "height"; to: 80; duration: 250; easing.type: Easing.InOutQuad } } ListView.onRemove: SequentialAnimation { PropertyAction { target: delegateItem; property: "ListView.delayRemove"; value: true } NumberAnimation { target: delegateItem; property: "height"; to: 0; duration: 250; easing.type: Easing.InOutQuad } // Make sure delayRemove is set back to false so that the item can be destroyed PropertyAction { target: delegateItem; property: "ListView.delayRemove"; value: false } } } } // The view: ListView { id: listView anchors { left: parent.left; top: parent.top; right: parent.right; bottom: buttons.top; margins: 20 } model: fruitModel delegate: listDelegate } Row { id: buttons anchors { left: parent.left; bottom: parent.bottom; margins: 20 } spacing: 10 TextButton { text: "Add an item" onClicked: { fruitModel.append({ "name": "Pizza Margarita", "cost": 5.95, "attributes": [{"description": "Cheese"}, {"description": "Tomato"}] }) } } TextButton { text: "Remove all items" onClicked: fruitModel.clear() } } }