Screen.qml Example File

pure-qml/qml/Screen.qml

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  import QtQuick 2.5
  import QtQuick.Window 2.2
  import QtWayland.Compositor 1.0

  WaylandOutput {
      id: output

      property ListModel shellSurfaces: ListModel {}
      property bool isNestedCompositor: Qt.platform.pluginName.startsWith("wayland") || Qt.platform.pluginName === "xcb"

      function handleShellSurface(shellSurface) {
          shellSurfaces.append({shellSurface: shellSurface});
      }

      // During development, it can be useful to start the compositor inside X11 or
      // another Wayland compositor. In such cases, set sizeFollowsWindow to true to
      // enable resizing of the compositor window to be forwarded to the Wayland clients
      // as the output (screen) changing resolution. Consider setting it to false if you
      // are running the compositor using eglfs, linuxfb or similar QPA backends.
      sizeFollowsWindow: output.isNestedCompositor

      window: Window {
          width: 1024
          height: 760
          visible: true

          WaylandMouseTracker {
              id: mouseTracker

              anchors.fill: parent

              // Set this to false to disable the outer mouse cursor when running nested
              // compositors. Otherwise you would see two mouse cursors, one for each compositor.
              windowSystemCursorEnabled: output.isNestedCompositor

              Image {
                  id: background

                  anchors.fill: parent
                  fillMode: Image.Tile
                  source: "qrc:/images/background.jpg"
                  smooth: true

                  Repeater {
                      model: output.shellSurfaces
                      // Chrome displays a shell surface on the screen (See Chrome.qml)
                      Chrome {
                          shellSurface: modelData
                          onDestroyAnimationFinished: output.shellSurfaces.remove(index)
                      }
                  }
              }

              // Virtual Keyboard
              Loader {
                  anchors.fill: parent
                  source: "Keyboard.qml"
              }

              // Draws the mouse cursor for a given Wayland seat
              WaylandCursorItem {
                  inputEventsEnabled: false
                  x: mouseTracker.mouseX
                  y: mouseTracker.mouseY
                  seat: output.compositor.defaultSeat
              }
          }

          Shortcut {
              sequence: "Ctrl+Alt+Backspace"
              onActivated: Qt.quit()
          }
      }
  }