Add MangoWM configuration and scripts for window management on scrolling layout

flake.nix

@@ -30,6 +30,11 @@
       inputs.home-manager.follows = "home-manager";
     };
 
+    mangowm = {
+      url = "github:mangowm/mango";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
     stylix = {
       url = "github:nix-community/stylix/master"; #Had to use branch or it would not build corrently
       inputs.nixpkgs.follows = "nixpkgs";
@@ -79,6 +84,7 @@
     home-manager,
     plasma-manager,
     noctalia,
+    mangowm,
     nixos-hardware,
     aagl,
     stylix,

mango/default.nix

@@ -0,0 +1,20 @@
+{
+  inputs,
+  pkgs,
+  ...
+}: {
+  imports = [
+    inputs.mangowm.nixosModules.mango
+    ../modules/hyprlock
+  ];
+
+  environment.systemPackages = with pkgs; [
+    libnotify #Needed to send notifications myself (Like when reloading the config)
+  ];
+
+  home-manager.sharedModules = [
+    ./home.nix
+  ];
+
+  programs.mango.enable = true;
+}

mango/home.nix

@@ -0,0 +1,208 @@
+{
+  pkgs,
+  inputs,
+  lib,
+  ...
+}: let
+  # ── External scripts ──
+  resizeScript = pkgs.writeShellScriptBin "resize.sh" (builtins.readFile ./scripts/resize.sh);
+  layoutCmdScript = pkgs.writeShellScriptBin "layout-cmd.sh" (builtins.readFile ./scripts/layout-cmd.sh);
+
+  # Helper to get the bin path
+  resizePath = "${resizeScript}/bin/resize.sh";
+  layoutCmdPath = "${layoutCmdScript}/bin/layout-cmd.sh";
+
+  tagBinds = lib.concatLists (
+    builtins.genList (i: let
+      n = toString (i + 1);
+    in [
+      "SUPER,${n},view,${n}"
+      "SUPER+CTRL,${n},tag,${n}"
+    ])
+    9
+  );
+
+  # All key bindings
+  defaultBinds =
+    # --- Common/Session ---
+    [
+      "SUPER+SHIFT,E,quit"
+      #"SUPER+CTRL,R,reload_config"
+      "SUPER+CTRL,R,spawn_shell,mmsg dispatch reload_config && notify-send -u low -t 500 \"MangoWM\" \"Reloaded ✓\""
+    ]
+    # --- Screenshot ---
+    ++ [
+      "SUPER+SHIFT,S,spawn,noctalia msg screenshot-region"
+    ]
+    # --- Launchers ---
+    ++ [
+      "SUPER,T,spawn,kitty" # Mod+T → terminal
+      "SUPER,D,spawn,noctalia msg panel-toggle launcher" # Mod+D → launcher
+      #"SUPER+SHIFT,L,spawn,noctalia msg session lock" # Super+L → lock
+      "SUPER+SHIFT,L,spawn,hyprlock"
+    ]
+    # --- Media keys ---
+    ++ [
+      "NONE,XF86AudioRaiseVolume,spawn,noctalia msg volume-up"
+      "NONE,XF86AudioLowerVolume,spawn,noctalia msg volume-down"
+      "NONE,XF86AudioMute,spawn,noctalia msg volume-mute"
+      "NONE,XF86AudioMicMute,spawn,noctalia msg mic-mute"
+      "NONE,XF86AudioPlay,spawn,playerctl play-pause"
+      "NONE,XF86AudioStop,spawn,playerctl stop"
+      "NONE,XF86AudioPrev,spawn,playerctl previous"
+      "NONE,XF86AudioNext,spawn,playerctl next"
+    ]
+    # --- Brightness ---
+    ++ [
+      "NONE,XF86MonBrightnessUp,spawn,noctalia msg brightness-up"
+      "NONE,XF86MonBrightnessDown,spawn,noctalia msg brightness-down"
+    ]
+    # --- Focus (directional) ---
+    ++ [
+      "SUPER,Left,focusdir,left"
+      "SUPER,Down,focusdir,down"
+      "SUPER,Up,focusdir,up"
+      "SUPER,Right,focusdir,right"
+      # vim bindings
+      "SUPER,H,focusdir,left"
+      "SUPER,J,focusdir,down"
+      "SUPER,K,focusdir,up"
+      "SUPER,L,focusdir,right"
+    ]
+    # --- Move windows (swap with neighbor) ---
+    ++ [
+      "SUPER+CTRL,Left,exchange_client,left"
+      "SUPER+CTRL,Down,exchange_client,down"
+      "SUPER+CTRL,Up,exchange_client,up"
+      "SUPER+CTRL,Right,exchange_client,right"
+      # vim bindings
+      "SUPER+CTRL,H,exchange_client,left"
+      "SUPER+CTRL,J,exchange_client,down"
+      "SUPER+CTRL,K,exchange_client,up"
+      "SUPER+CTRL,L,exchange_client,right"
+    ]
+    # --- Tags (workspaces) 1-9 ---
+    ++ tagBinds # Generated list of binds for tags 1-9
+    ++ [
+      "SUPER,U,viewtoleft_have_client"
+      "SUPER,I,viewtoright_have_client"
+      "SUPER+SHIFT,U,tagtoleft"
+      "SUPER+SHIFT,I,tagtoright"
+    ]
+    # --- Close window ---
+    ++ [
+      "SUPER,Q,killclient"
+    ]
+    # --- Layout / sizing ---
+    ++ [
+      "SUPER+SHIFT,R,switch_layout" # Cycle layouts
+      "SUPER,F,spawn_shell,${layoutCmdPath} 'S:${resizePath} fullscreen' 'mmsg dispatch togglemaximizescreen'"
+      "SUPER+SHIFT,F,togglefullscreen"
+      "SUPER,C,centerwin" # Center floating window
+
+      # For Scroller
+      "SUPER,ssharp,spawn_shell,${layoutCmdPath} 'S:${resizePath} down' 'notify-send \"Title\" \"Down\"'"
+      #"SUPER,ssharp,spawn_shell,${resizePath} down"
+      "SUPER,dead_acute,spawn_shell,${layoutCmdPath} 'S:${resizePath} up' 'notify-send \"Title\" \"Up\"'"
+      #"SUPER,dead_acute,spawn_shell,${resizePath} up"
+    ]
+    # --- Floating ---
+    ++ [
+      "SUPER,V,togglefloating"
+    ]
+    # --- Power off monitors ---
+    ++ [
+      "SUPER+SHIFT,P,spawn,mmsg dispatch toggle_monitor,eDP-1"
+    ];
+
+  # Extra config for settings that don't have structured Nix attrs
+  extraConf = ''
+    # ── Input ──
+    xkb_rules_layout=de
+    numlockon=1
+    mouse_accel_profile=1
+    mouse_accel_speed=-0.4
+
+    # ── Appearance / Theming ──
+    focuscolor=0xffc87faa
+    bordercolor=0x505050ff
+    urgentcolor=0x9b0000ff
+    borderpx=2
+
+    # ── Blur ──
+    blur=1
+
+    blur_params_num_passes=2
+    blur_params_radius=5
+    blur_params_noise=0.02
+    blur_params_brightness=1
+    blur_params_contrast=1
+    blur_params_saturation=1
+
+    # window-rule geometry-corner-radius 12
+    border_radius=12
+
+    # Opacity
+    focused_opacity=1.0
+    unfocused_opacity=0.95
+
+    # ── Layout ──
+    gappih=10
+    gappiv=10
+    gappoh=10
+    gappov=10
+
+    # Master-stack settings (tile layout)
+    default_mfact=0.5
+    default_nmaster=1
+    new_is_master=1
+
+    # Scroller
+    scroller_default_proportion=0.5
+    scroller_focus_center=0
+    scroller_default_proportion_single=1.0
+
+    # Layout cycling order (Mod+R)
+    circle_layout=scroller,tile,center_tile,grid
+
+    # ── Monitor ──
+    monitorrule=name:^eDP-1$,width:2880,height:1920,refresh:120,x:0,y:0,scale:2
+
+    # ── Autostart ──
+    exec-once=noctalia
+    exec-once=lxpolkit
+    exec-once = ${pkgs.kdePackages.kwallet-pam}/libexec/pam_kwallet_init
+
+    exec-once="rm -rf ''${XDG_RUNTIME_DIR:-/tmp}/mango-resize"
+
+    tagrule=id:1,layout_name:scroller
+    tagrule=id:2,layout_name:scroller
+    tagrule=id:3,layout_name:scroller
+    tagrule=id:4,layout_name:scroller
+    tagrule=id:5,layout_name:scroller
+    tagrule=id:6,layout_name:scroller
+    tagrule=id:7,layout_name:scroller
+    tagrule=id:8,layout_name:scroller
+    tagrule=id:9,layout_name:scroller
+  '';
+in {
+  imports = [
+    inputs.mangowm.hmModules.mango
+    ../modules/noctalia/home.nix
+  ];
+
+  wayland.windowManager.mango = {
+    enable = true;
+
+    # Additional autostart (most handled in extraConfig exec-once)
+    autostart_sh = "";
+
+    settings = {
+      # Key bindings (flat list; keymode for submaps below if needed)
+      bind = defaultBinds;
+    };
+
+    # Raw config lines for options without structured Nix attrs
+    extraConfig = extraConf;
+  };
+}

mango/scripts/layout-cmd.sh

@@ -0,0 +1,21 @@
+#!/bin/sh
+set -eu
+
+tag_json=$(mmsg get all-tags)
+symbol=$(printf '%s' "$tag_json" | jq -r '
+    .all_tags[0].tags[] | select(.is_active == true) | .layout
+' | head -1)
+
+arg1="$1"
+target_layout="${arg1%%:*}"
+
+for arg in "${@:1:$#-1}"; do
+  layout="${arg%%:*}"
+  cmd="${arg#*:}"
+  if [ "$symbol" = "$layout" ]; then
+    eval "$cmd"
+    exit 0
+  fi
+done
+
+eval "${@: -1}"

mango/scripts/resize.sh

@@ -0,0 +1,130 @@
+#!/bin/sh
+set -eu
+
+# 1️⃣  Presets
+PRESETS=" 0.15 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00"
+
+# Per-window saved-proportion directory
+PROPORTION_DIR="${XDG_RUNTIME_DIR:-/tmp}/mango-resize"
+
+# 2️⃣  Helper: abort with a clear message if a required binary is missing
+need_cmd() {
+    command -v "$1" >/dev/null 2>&1 || {
+        printf "❌ Required command '%s' not found in PATH. Install it first.\n" "$1" >&2
+        exit 127
+    }
+}
+need_cmd mmsg
+need_cmd jq
+need_cmd awk
+need_cmd wc
+need_cmd sed
+
+# 3️⃣  Get the *currently focused* client.
+client_json=$(mmsg get focusing-client || true)
+
+# 3a️⃣ Extract the window's unique id (used as the per-window state key)
+win_id=$(printf '%s' "$client_json" | jq -r '.id // empty' || true)
+if [ -z "$win_id" ]; then
+    printf "⚠️  Could not determine window id – aborting.\n" >&2
+    exit 1
+fi
+
+# Per-window state file
+PROPORTION_FILE="$PROPORTION_DIR/$win_id"
+
+# 3b️⃣  Extract current client width
+current=$(printf '%s' "$client_json" | jq -r '.width // empty' || true)
+
+if [ -z "$current" ]; then
+    printf "⚠️ No focusing client reported – using monitor width as current size.\n"
+    current=$(mmsg get all-monitors | jq -r '
+        if type == "array" then
+            (map(select(.active == true))[0].width)
+        else
+            (.monitors | map(select(.active == true))[0].width)
+        end
+    ' || true)
+fi
+
+# 4️⃣  Get the *usable* work‑area width
+usable_width=$(mmsg get workarea 2>/dev/null || true)
+if [ -n "$usable_width" ]; then
+    usable_width=$(printf '%s' "$usable_width" | jq -r '.width // empty')
+fi
+if [ -z "$usable_width" ]; then
+    usable_width=$(mmsg get all-monitors | jq -r '
+        if type == "array" then
+            (map(select(.active == true))[0].width)
+        else
+            (.monitors | map(select(.active == true))[0].width)
+        end
+    ')
+fi
+
+# 5️⃣  Compute the proportion
+approx=$(awk -v cw="$current" -v uw="$usable_width" '
+    BEGIN {
+        if (uw <= 0) { print "0.50"; exit }
+        printf "%.4f\n", cw / uw
+    }')
+
+# 6️⃣  Find the nearest preset index
+nearest_index=$(awk -v target="$approx" '
+    BEGIN {
+        split("'"$PRESETS"'", a, " ");
+        best_i = 1;
+        best_d = 999;
+        for (i = 1; i <= length(a); i++) {
+            d = a[i] - target;
+            if (d < 0) d = -d;
+            if (d < best_d) {
+                best_d = d;
+                best_i = i;
+            }
+        }
+        print best_i;
+    }')
+
+# 7️⃣  Apply the direction argument
+case "${1:-}" in
+    up)   new_index=$((nearest_index + 1)) ;;
+    down) new_index=$((nearest_index - 1)) ;;
+    fullscreen)
+    # Check if currently fullscreen (approx >= 0.95 → treat as fullscreen)
+    is_fullscreen=$(awk -v a="$approx" 'BEGIN { print (a >= 0.95) ? "1" : "0" }')
+    if [ "$is_fullscreen" = "1" ]; then
+        # Currently fullscreen → restore this window's saved proportion
+        if [ -f "$PROPORTION_FILE" ]; then
+            saved=$(cat "$PROPORTION_FILE")
+            mmsg dispatch "set_proportion,$saved"
+            printf "✅ [win %s] Restored proportion to %s (fullscreen toggle off)\n" "$win_id" "$saved"
+            rm -f "$PROPORTION_FILE"
+        else
+            printf "⚠️  [win %s] No saved proportion – defaulting to 0.50\n" "$win_id" >&2
+            mmsg dispatch "set_proportion,0.50"
+        fi
+    else
+        # Not fullscreen → save this window's proportion & go fullscreen
+        saved=$(printf '%s\n' $PRESETS | sed -n "${nearest_index}p")
+        mkdir -p "$PROPORTION_DIR"
+        printf '%s' "$saved" > "$PROPORTION_FILE"
+        mmsg dispatch "set_proportion,1.00"
+        printf "✅ [win %s] Saved proportion %s, set to 1.00 (fullscreen toggle on)\n" "$win_id" "$saved"
+    fi
+    exit 0
+    ;;
+    *)    printf "❌ Usage: %s [up|down|fullscreen]\n" "$0" >&2; exit 1 ;;
+esac
+
+# 8️⃣  Clamp
+count=$(printf '%s\n' $PRESETS | wc -l)
+if [ "$new_index" -lt 1 ];   then new_index=1;   fi
+if [ "$new_index" -gt "$count" ]; then new_index=$count; fi
+
+# 9️⃣  Resolve the new preset value
+new_value=$(printf '%s\n' $PRESETS | sed -n "${new_index}p")
+
+# 🔟  Dispatch
+mmsg dispatch "set_proportion,$new_value"
+printf "✅ Set proportion to %s (preset %s of %s)\n" "$new_value" "$new_index" "$count"

modules/default.nix

@@ -3,6 +3,7 @@
     ./configuration.nix
 
     #./hardware-configuration.nix
+    ../mango
     ../plasma
     ../niri
   ];