transitions.qml Example File

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 import Qt 4.7

 /*
     This is exactly the same as states.qml, except that we have appended
     a set of transitions to apply animations when the item changes
     between each state.
 */

 Rectangle {
     id: page
     width: 640; height: 480
     color: "#343434"

     Image {
         id: userIcon
         x: topLeftRect.x; y: topLeftRect.y
         source: "qt-logo.png"
     }

     Rectangle {
         id: topLeftRect

         anchors { left: parent.left; top: parent.top; leftMargin: 10; topMargin: 20 }
         width: 46; height: 54
         color: "Transparent"; border.color: "Gray"; radius: 6

         // Clicking in here sets the state to the default state, returning the image to
         // its initial position
         MouseArea { anchors.fill: parent; onClicked: page.state = '' }
     }

     Rectangle {
         id: middleRightRect

         anchors { right: parent.right; verticalCenter: parent.verticalCenter; rightMargin: 20 }
         width: 46; height: 54
         color: "Transparent"; border.color: "Gray"; radius: 6

         // Clicking in here sets the state to 'middleRight'
         MouseArea { anchors.fill: parent; onClicked: page.state = 'middleRight' }
     }

     Rectangle {
         id: bottomLeftRect

         anchors { left: parent.left; bottom: parent.bottom; leftMargin: 10; bottomMargin: 20 }
         width: 46; height: 54
         color: "Transparent"; border.color: "Gray"; radius: 6

         // Clicking in here sets the state to 'bottomLeft'
         MouseArea { anchors.fill: parent; onClicked: page.state = 'bottomLeft' }
     }

     states: [
         // In state 'middleRight', move the image to middleRightRect
         State {
             name: "middleRight"
             PropertyChanges { target: userIcon; x: middleRightRect.x; y: middleRightRect.y }
         },

         // In state 'bottomLeft', move the image to bottomLeftRect
         State {
             name: "bottomLeft"
             PropertyChanges { target: userIcon; x: bottomLeftRect.x; y: bottomLeftRect.y  }
         }
     ]

     // Transitions define how the properties change when the item moves between each state
     transitions: [

         // When transitioning to 'middleRight' move x,y over a duration of 1 second,
         // with OutBounce easing function.
         Transition {
             from: "*"; to: "middleRight"
             NumberAnimation { properties: "x,y"; easing.type: Easing.OutBounce; duration: 1000 }
         },

         // When transitioning to 'bottomLeft' move x,y over a duration of 2 seconds,
         // with InOutQuad easing function.
         Transition {
             from: "*"; to: "bottomLeft"
             NumberAnimation { properties: "x,y"; easing.type: Easing.InOutQuad; duration: 2000 }
         },

         // For any other state changes move x,y linearly over duration of 200ms.
         Transition {
             NumberAnimation { properties: "x,y"; duration: 200 }
         }
     ]
 }