1 files changed, 33 insertions, 0 deletions
diff --git a/desktop/modules/appearance/WallEngineModule.qml b/desktop/modules/appearance/WallEngineModule.qml
index e907695..5b8a39c 100644
--- a/desktop/modules/appearance/WallEngineModule.qml
+++ b/desktop/modules/appearance/WallEngineModule.qml
@@ -19,6 +19,7 @@ Module {
     // nf-fa-shuffle, present in Inconsolata Nerd Font.
     icon: "\uf074"
     settings: true
+    dirty: WallEngine.dirty
     group: "Appearance"
     keywords: ["wallpaper", "timer", "rotate", "rotation", "shuffle", "slideshow", "heart"]
 
@@ -30,6 +31,38 @@ Module {
     page: Component {
         Page {
             title: "Wallpaper engine"
+            // SaveBar's place, not SaveBar: the engine is started and stopped
+            // here as well as saved, and its state is what the header reports.
+            actions: Component {
+                Row {
+                    spacing: 8
+                    Text {
+                        anchors.verticalCenter: parent.verticalCenter
+                        text: WallEngine.dirty ? "unsaved changes"
+                            : WallEngine.on ? "running, next change at "
+                              + Qt.formatTime(new Date(WallEngine.nextAt), "hh:mm")
+                            : "stopped"
+                        color: WallEngine.dirty ? Theme.yellow : WallEngine.on ? Theme.green : Theme.overlay
+                        font { family: Theme.fontFamily; pixelSize: Theme.fontSize - 4 }
+                    }
+                    Button {
+                        visible: WallEngine.dirty
+                        text: "Reset"
+                        onClicked: WallEngine.reset()
+                    }
+                    Button {
+                        visible: WallEngine.on
+                        text: "Stop"
+                        enabled: !Wallpapers.applying
+                        onClicked: WallEngine.stop()
+                    }
+                    Button {
+                        text: WallEngine.on ? "Apply" : "Start"
+                        enabled: (!WallEngine.on || WallEngine.dirty) && !Wallpapers.applying
+                        onClicked: WallEngine.on ? WallEngine.apply() : WallEngine.start()
+                    }
+                }
+            }
             WallEngineTab { width: parent.width }
         }
     }