focus.qml Example File

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 import QtQuick 2.1
 import "Core"

 Rectangle {
     id: window

     width: 800; height: 640
     color: "#3E606F"

     FocusScope {
         id: mainView

         width: parent.width; height: parent.height
         focus: true

         TabMenu {
             id: tabMenu
             y: 160; width: parent.width; height: 160

             focus: true
             activeFocusOnTab: true
         }

         GridMenu {
             id: gridMenu
             y: 320; width: parent.width; height: 320
             activeFocusOnTab: true
         }

         ListMenu {
             id: listMenu
             y: 640; width: parent.width; height: 320
             activeFocusOnTab: true
         }

         Rectangle {
             id: shade
             anchors.fill: parent
             color: "black"
             opacity: 0
         }

         states:  [
             State {
                 name: "showTabViews"
                 PropertyChanges { target: tabMenu; y:  160 }
                 PropertyChanges { target: gridMenu; y: 320 }
                 PropertyChanges { target: listMenu; y: 640 }
             },

             State {
                 name: "showGridViews"
                 PropertyChanges { target: tabMenu; y:    0 }
                 PropertyChanges { target: gridMenu; y: 160 }
                 PropertyChanges { target: listMenu; y: 480 }
             },

             State {
                 name: "showListViews"
                 PropertyChanges { target: tabMenu; y: -160 }
                 PropertyChanges { target: gridMenu; y: 0 }
                 PropertyChanges { target: listMenu; y: 320 }
             }
         ]

         transitions: Transition {
             NumberAnimation { properties: "y"; duration: 600; easing.type: Easing.OutQuint }
         }
     }

     Image {
         source: "Core/images/arrow.png"
         rotation: 90
         anchors.verticalCenter: parent.verticalCenter

         MouseArea {
             anchors.fill: parent; anchors.margins: -10
             onClicked: contextMenu.focus = true
         }
     }

     ContextMenu { id: contextMenu; x: -265; width: 260; height: parent.height }

     states: State {
         name: "contextMenuOpen"
         when: !mainView.activeFocus
         PropertyChanges { target: contextMenu; x: 0; open: true }
         PropertyChanges { target: mainView; x: 130 }
         PropertyChanges { target: shade; opacity: 0.25 }
     }

     transitions: Transition {
         NumberAnimation { properties: "x,opacity"; duration: 600; easing.type: Easing.OutQuint }
     }
 }