import QtQuick 2.12 import QtQuick.Controls 2.12 import QtQuick.Layouts 1.12 import QtQuick.Controls 1.4 as Control1 ApplicationWindow { width: 512 height: 512 visible: true Component.onCompleted: { idABug.createObject(); } Component{ id : idABug ApplicationWindow{ width: 360 height: 360 visible: true Control1.SplitView{ width: parent.width height: parent.height Rectangle { width: 200 Layout.maximumWidth: 400 color: "lightblue" Text { text: "View 1" anchors.centerIn: parent } } Rectangle { id: centerItem Layout.minimumWidth: 50 Layout.fillWidth: true color: "lightgray" Text { text: "View 2" anchors.centerIn: parent } } Rectangle { width: 200 color: "lightgreen" Text { text: "View 3" anchors.left: parent.left anchors.verticalCenter: parent.verticalCenter } } } } } }