positioners-attachedproperties.qml Example File
positioners/positioners-attachedproperties.qml
import QtQuick 2.0
import QtQuick.Controls 1.1
Rectangle {
id: page
property real ratio: width / 320 < height / 440 ? width / 320 : height / 440
property int elementSpacing: 6.3 * ratio
width: 320
height: 440
Button {
anchors.top: parent.top
anchors.right: parent.right
anchors.margins: 10
text: hidingRect.visible ? "Hide" : "Show"
onClicked: hidingRect.visible = !hidingRect.visible
}
Column {
id: column
anchors.top: parent.top
anchors.left: parent.left
anchors.leftMargin: page.width / 32
anchors.topMargin: page.height / 48
spacing: page.elementSpacing
Rectangle {
id: green
color: "#80c342"
width: 100 * page.ratio
height: 100 * page.ratio
Text {
anchors.left: parent.right
anchors.leftMargin: 20
anchors.verticalCenter: parent.verticalCenter
text: "Index: " + parent.Positioner.index
+ (parent.Positioner.isFirstItem ? " (First)" : "")
+ (parent.Positioner.isLastItem ? " (Last)" : "")
}
MouseArea {
anchors.fill: parent
onClicked: column.showInfo(green.Positioner)
}
}
Rectangle {
id: blue
color: "#14aaff"
width: 100 * page.ratio
height: 100 * page.ratio
Text {
anchors.left: parent.right
anchors.leftMargin: 20
anchors.verticalCenter: parent.verticalCenter
text: "Index: " + parent.Positioner.index
+ (parent.Positioner.isFirstItem ? " (First)" : "")
+ (parent.Positioner.isLastItem ? " (Last)" : "")
}
MouseArea {
anchors.fill: parent
onClicked: column.showInfo(blue.Positioner)
}
}
Rectangle {
id: purple
color: "#6400aa"
width: 100 * page.ratio
height: 100 * page.ratio
Text {
anchors.left: parent.right
anchors.leftMargin: 20
anchors.verticalCenter: parent.verticalCenter
text: "Index: " + parent.Positioner.index
+ (parent.Positioner.isFirstItem ? " (First)" : "")
+ (parent.Positioner.isLastItem ? " (Last)" : "")
}
MouseArea {
anchors.fill: parent
onClicked: column.showInfo(purple.Positioner)
}
}
Rectangle {
id: hidingRect
color: "#006325"
width: 100 * page.ratio
height: 100 * page.ratio
visible: false
Text {
anchors.left: parent.right
anchors.leftMargin: 20
anchors.verticalCenter: parent.verticalCenter
text: "Index: " + parent.Positioner.index
+ (parent.Positioner.isFirstItem ? " (First)" : "")
+ (parent.Positioner.isLastItem ? " (Last)" : "")
}
}
function showInfo(positioner) {
console.log("Item Index = " + positioner.index)
console.log(" isFirstItem = " + positioner.isFirstItem)
console.log(" isLastItem = " + positioner.isLastItem)
}
}
}