Chrome.qml Example File

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  import QtQuick 2.0
  import QtWayland.Compositor 1.0

  ShellSurfaceItem {
      id: rootChrome

      property bool isChild: parent.shellSurface !== undefined

      onSurfaceDestroyed: {
          bufferLocked = true;
          destroyAnimation.start();
      }

      Connections {
          target: shellSurface

          // some signals are not available on wl_shell, so let's ignore them
          ignoreUnknownSignals: true

          onActivatedChanged: { // xdg_shell only
              if (shellSurface.activated) {
                  receivedFocusAnimation.start();
              }
          }
      }

      SequentialAnimation {
          id: destroyAnimation
          ParallelAnimation {
              NumberAnimation { target: scaleTransform; property: "yScale"; to: 2/height; duration: 150 }
              NumberAnimation { target: scaleTransform; property: "xScale"; to: 0.4; duration: 150 }
              NumberAnimation { target: rootChrome; property: "opacity"; to: rootChrome.isChild ? 0 : 1; duration: 150 }
          }
          NumberAnimation { target: scaleTransform; property: "xScale"; to: 0; duration: 150 }
          ScriptAction { script: { rootChrome.destroy(); } }
      }

      SequentialAnimation {
          id: receivedFocusAnimation
          ParallelAnimation {
              NumberAnimation { target: scaleTransform; property: "yScale"; to: 1.02; duration: 100; easing.type: Easing.OutQuad }
              NumberAnimation { target: scaleTransform; property: "xScale"; to: 1.02; duration: 100; easing.type: Easing.OutQuad }
          }
          ParallelAnimation {
              NumberAnimation { target: scaleTransform; property: "yScale"; to: 1; duration: 100; easing.type: Easing.InOutQuad }
              NumberAnimation { target: scaleTransform; property: "xScale"; to: 1; duration: 100; easing.type: Easing.InOutQuad }
          }
      }

      transform: [
          Scale {
              id:scaleTransform
              origin.x: rootChrome.width / 2
              origin.y: rootChrome.height / 2
          }
      ]
  }