import QtQuick 2.9
import QtQuick.Window 2.2
import QtQuick.Controls 1.4

Window {
  visible: true
  width: 640
  height: 480
  title: qsTr("StackView Crash")

  // example component to be pushed
  Component {
    id: someItemComp
    Rectangle { color: "lightyellow" }
  }

  // two stack views, as the issue also occurs across different stack views
  StackView {
    id: stackView1
    width: parent.width
    height: parent.height / 2
  }

  StackView {
    id: stackView2
    width: parent.width
    height: parent.height / 2
    y: height
  }

  // Row with Three buttons to push items to the above views.
    Row {
    anchors.centerIn: parent

    // Push the example component to any of the stacks with one of the first two buttons.
     Button {
      text: "Stack 1: Push Comp"
      onClicked: stackView1.push({ item: someItemComp })
    }

    Button {
      text: "Stack 2: Push Comp"
      onClicked: stackView2.push({ item: someItemComp })
    }

    // As soon as you press the third button, to push an Item via URL, the application crashes.
    // This only happens when a component was pushed before with one of the above buttons.
    // Press this third button first, and no crashes will happen regardless of the way items are pushed to the stacks afterwards.
    Button {
      text: "Stack 2: Push URL"
      onClicked: stackView2.push({ item: Qt.resolvedUrl("SomeItem.qml") })
    }
  }
}