From c96b023fbe1507abfdc4fa73b6e5145cfdd086ce Mon Sep 17 00:00:00 2001
From: Damocles <damocles@darkest.space>
Date: Wed, 15 Apr 2026 19:03:56 +0200
Subject: [PATCH] perf/feat: gate cpu behaviors on _showPanel; add
 reducedMotion theme setting for ambient animations

---
 modules/BackgroundOverlay.qml | 6 +++++-
 modules/Cpu.qml               | 2 ++
 modules/OverviewBackdrop.qml  | 2 +-
 modules/Theme.qml             | 3 +++
 4 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/modules/BackgroundOverlay.qml b/modules/BackgroundOverlay.qml
index bd028b6..1936770 100644
--- a/modules/BackgroundOverlay.qml
+++ b/modules/BackgroundOverlay.qml
@@ -54,6 +54,7 @@ PanelWindow {
                     text: ":"
                     color: colon._colors[colon._colorIdx % colon._colors.length]
                     Behavior on color {
+                        enabled: !M.Theme.reducedMotion
                         ColorAnimation {
                             duration: 800
                         }
@@ -110,6 +111,7 @@ PanelWindow {
                     readonly property var _colors: [M.Theme.base08, M.Theme.base09, M.Theme.base0A, M.Theme.base0B, M.Theme.base0C, M.Theme.base0D, M.Theme.base0E, M.Theme.base05]
                     color: _colors[_colorIdx % _colors.length]
                     Behavior on color {
+                        enabled: !M.Theme.reducedMotion
                         ColorAnimation {
                             duration: 800
                         }
@@ -117,7 +119,7 @@ PanelWindow {
 
                     SequentialAnimation {
                         loops: Animation.Infinite
-                        running: true
+                        running: !M.Theme.reducedMotion
                         NumberAnimation {
                             target: colon
                             property: "opacity"
@@ -187,6 +189,7 @@ PanelWindow {
                 height: parent.height
                 color: colon._colors[colon._colorIdx % colon._colors.length]
                 Behavior on color {
+                    enabled: !M.Theme.reducedMotion
                     ColorAnimation {
                         duration: 800
                     }
@@ -195,6 +198,7 @@ PanelWindow {
                 opacity: 0.6
 
                 Behavior on width {
+                    enabled: !M.Theme.reducedMotion
                     NumberAnimation {
                         duration: 300
                     }
diff --git a/modules/Cpu.qml b/modules/Cpu.qml
index e3fd9f8..c0d7274 100644
--- a/modules/Cpu.qml
+++ b/modules/Cpu.qml
@@ -8,6 +8,7 @@ M.BarSection {
 
     property int usage: M.SystemStats.cpuUsage
     Behavior on usage {
+        enabled: root._showPanel
         NumberAnimation {
             duration: 400
             easing.type: Easing.OutCubic
@@ -16,6 +17,7 @@ M.BarSection {
 
     property real freqGhz: M.SystemStats.cpuFreqGhz
     Behavior on freqGhz {
+        enabled: root._showPanel
         NumberAnimation {
             duration: 400
             easing.type: Easing.OutCubic
diff --git a/modules/OverviewBackdrop.qml b/modules/OverviewBackdrop.qml
index c9652a6..ab17be2 100644
--- a/modules/OverviewBackdrop.qml
+++ b/modules/OverviewBackdrop.qml
@@ -48,7 +48,7 @@ PanelWindow {
         // Wave animation: 6s sweep + 8s pause, only while overview is open
         SequentialAnimation on uWavePhase {
             loops: Animation.Infinite
-            running: M.NiriIpc.overviewOpen
+            running: M.NiriIpc.overviewOpen && !M.Theme.reducedMotion
             NumberAnimation {
                 from: -200
                 to: fx.width + 200
diff --git a/modules/Theme.qml b/modules/Theme.qml
index f924df9..13ac23c 100644
--- a/modules/Theme.qml
+++ b/modules/Theme.qml
@@ -35,6 +35,7 @@ QtObject {
     property int groupSpacing: 6
     property int radius: 4
     property int screenRadius: 15
+    property bool reducedMotion: false
 
     property FileView _themeFile: FileView {
         path: (Quickshell.env("XDG_CONFIG_HOME") || (Quickshell.env("HOME") + "/.config")) + "/nova-shell/theme.json"
@@ -75,5 +76,7 @@ QtObject {
             root.radius = data.radius;
         if (data.screenRadius !== undefined)
             root.screenRadius = data.screenRadius;
+        if (data.reducedMotion !== undefined)
+            root.reducedMotion = data.reducedMotion;
     }
 }