Qt 5.6 | Qt Quick | Qt Quick Examples - Views | highlight.qml Example File

Qt 5.6.3 Reference Documentation

# highlight.qml Example File

views/listview/highlight.qml

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      // This example shows how to create your own highlight delegate for a ListView
      // that uses a SpringAnimation to provide custom movement when the
      // highlight bar is moved between items.

      import QtQuick 2.0
      import "content"

      Rectangle {
          width: 200; height: 300

          // Define a delegate component.  A component will be
          // instantiated for each visible item in the list.
          Component {
              id: petDelegate
              Item {
                  id: wrapper
                  width: 200; height: 55
                  Column {
                      SmallText { text: 'Name: ' + name }
                      SmallText { text: 'Type: ' + type }
                      SmallText { text: 'Age: ' + age }
                  }
                  // indent the item if it is the current item
                  states: State {
                      name: "Current"
                      when: wrapper.ListView.isCurrentItem
                      PropertyChanges { target: wrapper; x: 20 }
                  }
                  transitions: Transition {
                      NumberAnimation { properties: "x"; duration: 200 }
                  }
                  MouseArea {
                      anchors.fill: parent
                      onClicked: wrapper.ListView.view.currentIndex = index
                  }
              }
          }

          // Define a highlight with customized movement between items.
          Component {
              id: highlightBar
              Rectangle {
                  width: 200; height: 50
                  color: "#FFFF88"
                  y: listView.currentItem.y;
                  Behavior on y { SpringAnimation { spring: 2; damping: 0.1 } }
              }
          }

          ListView {
              id: listView
              width: 200; height: parent.height
              x: 30

              model: PetsModel {}
              delegate: petDelegate
              focus: true

              // Set the highlight delegate. Note we must also set highlightFollowsCurrentItem
              // to false so the highlight delegate can control how the highlight is moved.
              highlight: highlightBar
              highlightFollowsCurrentItem: false
          }
      }