niri: ability to blur wallpaper on overview + add a separate layer for

blurred wallpapers
2026-01-29 07:52:50 -05:00 · 2025-10-24 12:37:57 -04:00
parent 1abd3ef8b1
commit ca2acbc704
9 changed files with 323 additions and 132 deletions
--- a/Modules/BlurredWallpaperBackground.qml
+++ b/Modules/BlurredWallpaperBackground.qml
@@ -0,0 +1,135 @@
+import QtQuick
+import QtQuick.Effects
+import Quickshell
+import Quickshell.Wayland
+import Quickshell.Widgets
+import Quickshell.Io
+import qs.Common
+import qs.Widgets
+import qs.Modules
+
+Variants {
+    model: {
+        if (SessionData.isGreeterMode) {
+            return Quickshell.screens
+        }
+        return SettingsData.getFilteredScreens("wallpaper")
+    }
+
+    PanelWindow {
+        id: blurWallpaperWindow
+
+        required property var modelData
+
+        screen: modelData
+
+        WlrLayershell.layer: WlrLayer.Background
+        WlrLayershell.namespace: "dms:blurwallpaper"
+        WlrLayershell.exclusionMode: ExclusionMode.Ignore
+
+        anchors.top: true
+        anchors.bottom: true
+        anchors.left: true
+        anchors.right: true
+
+        color: "transparent"
+
+        Item {
+            id: root
+            anchors.fill: parent
+
+            property string source: SessionData.getMonitorWallpaper(modelData.name) || ""
+            property bool isColorSource: source.startsWith("#")
+
+            Connections {
+                target: SessionData
+                function onIsLightModeChanged() {
+                    if (SessionData.perModeWallpaper) {
+                        var newSource = SessionData.getMonitorWallpaper(modelData.name) || ""
+                        if (newSource !== root.source) {
+                            root.source = newSource
+                        }
+                    }
+                }
+            }
+
+            function getFillMode(modeName) {
+                switch(modeName) {
+                    case "Stretch": return Image.Stretch
+                    case "Fit":
+                    case "PreserveAspectFit": return Image.PreserveAspectFit
+                    case "Fill":
+                    case "PreserveAspectCrop": return Image.PreserveAspectCrop
+                    case "Tile": return Image.Tile
+                    case "TileVertically": return Image.TileVertically
+                    case "TileHorizontally": return Image.TileHorizontally
+                    case "Pad": return Image.Pad
+                    default: return Image.PreserveAspectCrop
+                }
+            }
+
+            WallpaperEngineProc {
+                id: weProc
+                monitor: modelData.name
+            }
+
+            Component.onCompleted: {
+                if (source) {
+                    const formattedSource = source.startsWith("file://") ? source : "file://" + source
+                    wallpaperImage.source = formattedSource
+                }
+            }
+
+            Component.onDestruction: {
+                weProc.stop()
+            }
+
+            onSourceChanged: {
+                const isWE = source.startsWith("we:")
+                const isColor = source.startsWith("#")
+
+                if (isWE) {
+                    wallpaperImage.source = ""
+                    weProc.start(source.substring(3))
+                } else {
+                    weProc.stop()
+                    if (!source) {
+                        wallpaperImage.source = ""
+                    } else if (isColor) {
+                        wallpaperImage.source = ""
+                    } else {
+                        wallpaperImage.source = source.startsWith("file://") ? source : "file://" + source
+                    }
+                }
+            }
+
+            Loader {
+                anchors.fill: parent
+                active: !root.source || root.isColorSource
+                asynchronous: true
+
+                sourceComponent: DankBackdrop {
+                    screenName: modelData.name
+                }
+            }
+
+            Image {
+                id: wallpaperImage
+                anchors.fill: parent
+                visible: false
+                asynchronous: true
+                smooth: true
+                cache: true
+                fillMode: root.getFillMode(SettingsData.wallpaperFillMode)
+            }
+
+            MultiEffect {
+                anchors.fill: parent
+                source: wallpaperImage
+                blurEnabled: true
+                blur: 0.8
+                blurMax: 48
+            }
+        }
+    }
+}