qs: update

config/niri/.config/niri/config/binds.kdl

@@ -13,7 +13,8 @@ binds {
     Mod+C { spawn "code"; }
     Mod+E { spawn "dolphin" "--new-window"; }
     Mod+W { spawn-sh "zen || zen-browser"; }
-    Mod+X { spawn "gnome-text-editor" "--new-window"; }
+    Mod+X { spawn "qs" "ipc" "call" "notes" "openRecent"; }
+    Mod+Shift+X { spawn "qs" "ipc" "call" "notes" "createNote"; }
     Mod+B { spawn-sh "pkill -x -n btop || wezterm -e btop"; }
     Mod+Shift+T { spawn "wezterm"; }
     Mod+Shift+Return { spawn "wezterm"; }

config/quickshell/.config/quickshell/Modules/Bar/Bar.qml

@@ -72,18 +72,18 @@ Variants {
             RowLayout {
                 id: leftLayout
 
-                height: parent.height - 10
+                height: parent.height - Style.marginXS * 2
 
                 anchors {
                     left: parent.left
                     verticalCenter: parent.verticalCenter
-                    leftMargin: 5
+                    leftMargin: Style.marginXS
                 }
 
                 UIconButton {
                     textOverride: "󰣇"
                     fontFamily: Fonts.nerd
-                    baseSize: parent.height - Style.marginXXS * 2
+                    baseSize: parent.height - Style.marginXS * 2
                     iconSize: Style.fontNerd
                     colorFg: Colors.distro
                     onClicked: () => {
@@ -121,7 +121,7 @@ Variants {
             RowLayout {
                 id: middleLayout
 
-                height: parent.height - 10
+                height: parent.height - Style.marginXS * 2
 
                 anchors {
                     horizontalCenter: parent.horizontalCenter
@@ -136,68 +136,127 @@ Variants {
             RowLayout {
                 id: rightLayout
 
-                height: parent.height - 10
+                height: parent.height - Style.marginXS * 2
 
                 anchors {
                     right: parent.right
                     verticalCenter: parent.verticalCenter
-                    rightMargin: 5
+                    rightMargin: Style.marginXS
                 }
 
-                Loader {
+                Connections {
-                    sourceComponent: LyricsService.showLyricsBar ? lyricsComponent : monitorsComponent
+                    target: LyricsService
+                    onShowLyricsBarChanged: {
+                        if (LyricsService.showLyricsBar) {
+                            LyricsService.registerComponent("LyricsBar");
+                            SystemStatService.unregisterComponent("BarMonitors");
+                        } else {
+                            LyricsService.unregisterComponent("LyricsBar");
+                            SystemStatService.registerComponent("BarMonitors");
+                        }
+                    }
+                }
 
-                    Component {
+                Item {
-                        id: monitorsComponent
+                    Layout.fillHeight: true
+                    Layout.fillWidth: true
 
-                        RowLayout {
+                    RowLayout {
-                            id: monitorsLayout
+                        id: monitorsLayout
 
-                            height: rightLayout.height
+                        anchors.right: parent.right
-                            spacing: Style.marginM
+                        height: parent.height
-                            Component.onCompleted: {
+                        y: LyricsService.showLyricsBar ? Style.barHeight : 0
+                        opacity: LyricsService.showLyricsBar ? 0 : 1
+                        spacing: Style.marginM
+                        Component.onCompleted: {
+                            if (!LyricsService.showLyricsBar)
                                 SystemStatService.registerComponent("BarMonitors");
+
+                        }
+                        Component.onDestruction: {
+                            SystemStatService.unregisterComponent("BarMonitors");
+                        }
+
+                        NetworkSpeed {
+                        }
+
+                        Separator {
+                        }
+
+                        RecordIndicator {
+                        }
+
+                        Ip {
+                        }
+
+                        CpuTemp {
+                        }
+
+                        MemUsage {
+                        }
+
+                        CpuUsage {
+                        }
+
+                        Battery {
+                        }
+
+                        Brightness {
+                            screen: modelData
+                        }
+
+                        Volume {
+                        }
+
+                        Behavior on y {
+                            NumberAnimation {
+                                duration: 300
+                                easing.type: Easing.OutCubic
                             }
 
-                            NetworkSpeed {
+                        }
-                            }
 
-                            Separator {
+                        Behavior on opacity {
-                            }
+                            NumberAnimation {
-
+                                duration: 300
-                            RecordIndicator {
+                                easing.type: Easing.OutCubic
-                            }
-
-                            Ip {
-                            }
-
-                            CpuTemp {
-                            }
-
-                            MemUsage {
-                            }
-
-                            CpuUsage {
-                            }
-
-                            Battery {
-                            }
-
-                            Brightness {
-                                screen: modelData
-                            }
-
-                            Volume {
                             }
 
                         }
 
                     }
 
-                    Component {
+                    LyricsBar {
-                        id: lyricsComponent
+                        id: lyricsBar
+
+                        anchors.right: parent.right
+                        height: parent.height
+                        y: LyricsService.showLyricsBar ? 0 : -Style.barHeight
+                        opacity: LyricsService.showLyricsBar ? 1 : 0
+                        Component.onCompleted: {
+                            if (LyricsService.showLyricsBar)
+                                LyricsService.registerComponent("LyricsBar");
+
+                        }
+                        Component.onDestruction: {
+                            LyricsService.unregisterComponent("LyricsBar");
+                        }
+
+                        Behavior on y {
+                            NumberAnimation {
+                                duration: 300
+                                easing.type: Easing.OutCubic
+                            }
+
+                        }
+
+                        Behavior on opacity {
+                            NumberAnimation {
+                                duration: 300
+                                easing.type: Easing.OutCubic
+                            }
 
-                        LyricsBar {
                         }
 
                     }
@@ -208,18 +267,18 @@ Variants {
                 }
 
                 RowLayout {
-                    height: rightLayout.height
+                    Layout.fillHeight: true
                     spacing: Style.marginS
 
                     TrayExpander {
                         screen: modelData
-                        baseSize: rightLayout.height - Style.marginXXS * 2
+                        baseSize: rightLayout.height - Style.marginXS * 2
                     }
 
                     UIconButton {
                         iconName: Caffeine.isInhibited ? "mug-off" : "mug"
                         colorFg: Caffeine.isInhibited ? Colors.mOrange : Colors.mYellow
-                        baseSize: rightLayout.height - Style.marginXXS * 2
+                        baseSize: rightLayout.height - Style.marginXS * 2
                         alwaysHover: Caffeine.isInhibited
                         onClicked: () => {
                             Caffeine.manualToggle();
@@ -229,7 +288,7 @@ Variants {
                     UIconButton {
                         iconName: "power"
                         colorFg: Colors.mRed
-                        baseSize: rightLayout.height - Style.marginXXS * 2
+                        baseSize: rightLayout.height - Style.marginXS * 2
                         onClicked: () => {
                             BarService.toggleRight();
                         }

config/quickshell/.config/quickshell/Modules/Bar/Modules/LyricsBar.qml

@@ -10,12 +10,6 @@ Rectangle {
     color: Colors.mSurface
     border.color: Colors.mPrimary
     border.width: Style.borderS
-    Component.onCompleted: {
-        LyricsService.startSyncing();
-    }
-    Component.onDestruction: {
-        LyricsService.stopSyncing();
-    }
     implicitHeight: Style.barHeight - Style.marginXS * 2
     implicitWidth: 600
 

config/quickshell/.config/quickshell/Modules/Sidebar/Modules/ConnectionCard.qml

@@ -148,14 +148,12 @@ UBox {
             Layout.fillHeight: true
             clip: true
 
-            Loader {
+            BluetoothCard {
-                id: btContentLoader
-
                 width: parent.width
                 height: parent.height
                 x: root.currentPanel === "bluetooth" ? 0 : -width
                 opacity: root.currentPanel === "bluetooth" ? 1 : 0
-                sourceComponent: bluetoothComponent
+                anchors.margins: Style.marginS
 
                 Behavior on x {
                     NumberAnimation {
@@ -175,14 +173,12 @@ UBox {
 
             }
 
-            Loader {
+            WifiCard {
-                id: wifiContentLoader
-
                 width: parent.width
                 height: parent.height
                 x: root.currentPanel === "wifi" ? 0 : width
                 opacity: root.currentPanel === "wifi" ? 1 : 0
-                sourceComponent: wifiComponent
+                anchors.margins: Style.marginS
 
                 Behavior on x {
                     NumberAnimation {
@@ -202,26 +198,6 @@ UBox {
 
             }
 
-            Component {
-                id: bluetoothComponent
-
-                BluetoothCard {
-                    anchors.fill: parent
-                    anchors.margins: Style.marginS
-                }
-
-            }
-
-            Component {
-                id: wifiComponent
-
-                WifiCard {
-                    anchors.fill: parent
-                    anchors.margins: Style.marginS
-                }
-
-            }
-
         }
 
     }

config/quickshell/.config/quickshell/Modules/Sidebar/Modules/LyricsCard.qml

@@ -10,10 +10,10 @@ UBox {
     id: lyricsBox
 
     Component.onCompleted: {
-        LyricsService.startSyncing();
+        LyricsService.registerComponent("LyricsCard");
     }
     Component.onDestruction: {
-        LyricsService.stopSyncing();
+        LyricsService.unregisterComponent("LyricsCard");
     }
 
     ColumnLayout {

config/quickshell/.config/quickshell/Services/IPCService.qml

@@ -129,4 +129,16 @@ Item {
         target: "brightness"
     }
 
+    IpcHandler {
+        function openRecent() {
+            NotesService.openRecent();
+        }
+
+        function createNote() {
+            NotesService.createNote();
+        }
+
+        target: "notes"
+    }
+
 }

config/quickshell/.config/quickshell/Services/LyricsService.qml

@@ -15,7 +15,10 @@ Singleton {
     readonly property string offsetFile: Paths.cacheDir + "/spotify-lyrics-offset.txt"
     property int offset: 0 // in ms
     readonly property int offsetStep: 500 // in ms
-    property int referenceCount: 0
+    property var _registered: ({
+    })
+    readonly property int _registeredCount: Object.keys(_registered).length
+    readonly property bool shouldRun: _registeredCount > 0
     // with linesCount=3 and linesAhead=1, lyrics will be like:
     //   line 1
     //   line 2 <- current line
@@ -30,29 +33,35 @@ Singleton {
     }
 
     function startSyncing() {
-        referenceCount++;
+        Logger.d("Lyrics", "Starting lyrics syncing");
-        Logger.d("LyricsService", "Reference count:", referenceCount);
+        // fill lyrics with empty lines
-        if (referenceCount === 1) {
+        lyrics = Array(linesCount).fill(" ");
-            Logger.d("LyricsService", "Starting lyrics syncing");
+        listenProcess.exec(["sh", "-c", `pkill -x spotify-lyrics -u $USER; spotify-lyrics listen -l ${linesCount} -a ${linesAhead} -f ${offsetFile}`]);
-            // fill lyrics with empty lines
-            lyrics = Array(linesCount).fill(" ");
-            listenProcess.exec(["sh", "-c", `pkill -x spotify-lyrics -u $USER; spotify-lyrics listen -l ${linesCount} -a ${linesAhead} -f ${offsetFile}`]);
-        }
     }
 
     function stopSyncing() {
-        referenceCount--;
+        Logger.d("Lyrics", "Stopping lyrics syncing");
-        Logger.d("LyricsService", "Reference count:", referenceCount);
+        // kinda ugly but works, meanwhile:
-        if (referenceCount <= 0) {
+        //   listenProcess.signal(9)
-            Logger.d("LyricsService", "Stopping lyrics syncing");
+        //   listenProcess.signal(15)
-            // kinda ugly but works, meanwhile:
+        //   listenProcess.running = false
-            //   listenProcess.signal(9)
+        //   counting on exec() to terminate previous exec()
-            //   listenProcess.signal(15)
+        // all don't work
-            //   listenProcess.running = false
+        Quickshell.execDetached(["sh", "-c", `pkill -x spotify-lyrics -u $USER`]);
-            //   counting on exec() to terminate previous exec()
+    }
-            // all don't work
+
-            listenProcess.exec(["sh", "-c", `pkill -x spotify-lyrics -u $USER`]);
+    function registerComponent(componentId) {
-        }
+        root._registered[componentId] = true;
+        root._registered = Object.assign({
+        }, root._registered);
+        Logger.d("Lyrics", "Component registered:", componentId, "- total:", root._registeredCount);
+    }
+
+    function unregisterComponent(componentId) {
+        delete root._registered[componentId];
+        root._registered = Object.assign({
+        }, root._registered);
+        Logger.d("Lyrics", "Component unregistered:", componentId, "- total:", root._registeredCount);
     }
 
     function writeOffset() {
@@ -90,6 +99,12 @@ Singleton {
 
         writeOffset();
     }
+    onShouldRunChanged: {
+        if (shouldRun)
+            startSyncing();
+        else
+            stopSyncing();
+    }
 
     Process {
         id: listenProcess
@@ -129,7 +144,7 @@ Singleton {
                     const val = parseInt(fileContents);
                     if (!isNaN(val)) {
                         offset = val;
-                        Logger.d("LyricsService", "Loaded offset:", offset);
+                        Logger.d("Lyrics", "Loaded offset:", offset);
                     } else {
                         offset = 0;
                         writeOffset();
@@ -139,14 +154,14 @@ Singleton {
                     writeOffset();
                 }
             } catch (e) {
-                Logger.e("LyricsService", "Error reading offset file:", e);
+                Logger.e("Lyrics", "Error reading offset file:", e);
             }
         }
         onLoadFailed: {
-            Logger.e("LyricsService", "Error loading offset file.");
+            Logger.e("Lyrics", "Error loading offset file.");
         }
         onSaveFailed: {
-            Logger.e("LyricsService", "Error saving offset file.");
+            Logger.e("Lyrics", "Error saving offset file.");
         }
     }
 

config/quickshell/.config/quickshell/Services/NotesService.qml

@@ -9,6 +9,7 @@ Singleton {
     id: root
 
     property ListModel notesModel
+    property string recentNotePath: ""
 
     function createNote() {
         if (createProcess.running) {
@@ -36,9 +37,17 @@ Singleton {
     }
 
     function openNote(path) {
+        recentNotePath = path;
         Quickshell.execDetached(["wezterm", "start", "--", "sh", "-c", `exec nvim "${path}"`]);
     }
 
+    function openRecent() {
+        if (recentNotePath)
+            openNote(recentNotePath);
+        else
+            createNote();
+    }
+
     function strToColor(str) {
         let hash = 5381;
         for (let i = 0; i < str.length; i++) {
@@ -86,6 +95,12 @@ Singleton {
                     break;
                 }
             }
+            if (recentNotePath === currentPath)
+                if (notesModel.count > 0)
+                recentNotePath = notesModel.get(0).notePath;
+            else
+                recentNotePath = "";;
+
             currentPath = "";
         }
     }
@@ -94,7 +109,7 @@ Singleton {
         id: initProcess
 
         running: true
-        command: ["sh", "-c", "ls -p -tr " + Paths.notesDir]
+        command: ["sh", "-c", "ls -p -t " + Paths.notesDir]
 
         stdout: StdioCollector {
             id: listCollector
@@ -113,6 +128,9 @@ Singleton {
                     });
                     Logger.d("Notes", "Loaded note: " + fileName);
                 }
+                if (notesModel.count > 0)
+                    recentNotePath = notesModel.get(0).notePath;
+
             }
         }
 

config/scripts/.local/scripts/fzfclip-wrap

@@ -1,14 +1,3 @@
-#!/usr/bin/env bash
+#!/bin/sh
 
-# Description:
+wezterm start -- fzfclip "$@"
-#   Wrapper for fzfclip to ensure only one instance is
-#   running and to launch it in terminal.
-
-exec {LOCK_FD}>/tmp/"$(basename "$0")".lock
-
-flock -n "$LOCK_FD" || {
-    echo "Another instance is running. Exiting." >&2
-    exit 1
-}
-
-wezterm start -- fzfclip "$@" {LOCK_FD}>&-

config/wallpaper/.config/wallreel/config.json

@@ -17,7 +17,7 @@
     },
     "action": {
         "onSelected": "qs ipc call background setWallpaper '{{ path }}'; change-colortheme -c '{{ colorHex }}'",
-        "onPreview": "qs ipc call background previewWallpaper '{{ path }}'; change-colortheme -c '{{ colorHex }}' quickshell niri",
+        "onPreview": "qs ipc call background previewWallpaper '{{ path }}'; touch '{{ path }}'; change-colortheme -c '{{ colorHex }}' quickshell niri",
         "quitOnSelected": true,
         "saveState": [
             {

memo/lfs.md

@@ -145,20 +145,7 @@
 
 - [7.4. Entering the Chroot Environment](https://www.linuxfromscratch.org/lfs/view/stable/chapter07/chroot.html)
 
-  如果想要使用 `arch-install-scripts` 提供的 `arch-chroot` 脚本偷懒，则必须确保环境变量的清洗与重新设置，至少应确保 `PATH`, `MAKEFLAGS` 和 `TESTSUITEFLAGS` 被正确设置：
+  完全按照 LFS 书中的 chroot 步骤编写一个小脚本：
-
-  ```bash
-  arch-chroot "$LFS" /usr/bin/env -i \
-      HOME=/root \
-      TERM="$TERM" \
-      PS1='(lfs chroot) \u:\w\$ ' \
-      PATH=/usr/local/bin:/usr/bin:/usr/sbin \
-      MAKEFLAGS="-j$(nproc)" \
-      TESTSUITEFLAGS="-j$(nproc)" \
-      /bin/bash --login
-  ```
-
-  或者完全按照 LFS 书中的 chroot 步骤编写一个小脚本：
 
   ```bash
   #!/bin/bash
@@ -206,6 +193,10 @@
 
   它的作用是自动挂载一系列虚拟文件系统，同时在退出 chroot 时自动清理。
 
+> [!IMPORTANT]
+>
+> 不建议使用 `arch-install-scripts` 提供的 `arch-chroot` 脚本偷懒, 即使用的话也需要做一些修改, 如对 `/dev` 不同的处理方式与默认缺失的环境变量.
+
 - [8.64. GRUB-2.12](https://www.linuxfromscratch.org/lfs/view/stable/chapter08/grub.html)
 
   对于 UEFI 引导的系统，此时需要跳转 BLFS 安装 GRUB。为避免过早地陷入依赖地狱，建议仅按照顺序安装以下包：