From 1642626d2a0cfa0d5682f5bce884d812a030d9fe Mon Sep 17 00:00:00 2001
From: Ivan Malison <IvanMalison@gmail.com>
Date: Sun, 17 May 2026 14:53:07 -0700
Subject: [PATCH] Add Hyprland inactive opacity toggle

---
 docs/tiling-wm-experience.md               |  1 +
 dotfiles/config/hypr/hyprland/binds.lua    |  1 +
 dotfiles/config/hypr/hyprland/settings.lua |  4 +++
 dotfiles/config/hypr/hyprland/state.lua    |  1 +
 dotfiles/config/hypr/hyprland/windows.lua  | 29 ++++++++++++++++++++++
 5 files changed, 36 insertions(+)

diff --git a/docs/tiling-wm-experience.md b/docs/tiling-wm-experience.md
index 12893695..e7e8a92c 100644
--- a/docs/tiling-wm-experience.md
+++ b/docs/tiling-wm-experience.md
@@ -332,6 +332,7 @@ Required behavior:
   follows it. This is the target replacement for the older `Super+Shift+h`
   binding.
 - `Hyper+e` focuses the next empty workspace.
+- `Hyper+1` toggles inactive-window opacity reduction for the focused window.
 - `Hyper+5` swaps the current workspace with a selected workspace.
 - `Hyper+g` gathers windows of the focused class onto the current workspace.
 
diff --git a/dotfiles/config/hypr/hyprland/binds.lua b/dotfiles/config/hypr/hyprland/binds.lua
index f1f05a61..7255e852 100644
--- a/dotfiles/config/hypr/hyprland/binds.lua
+++ b/dotfiles/config/hypr/hyprland/binds.lua
@@ -243,6 +243,7 @@ function M.setup(ctx)
       move_to_next_empty_workspace(false)
     end, desc("Move window to next empty workspace"))
     bind(main_mod .. " + apostrophe", focus_next_class, desc("Focus next window class"))
+    bind(hyper .. " + 1", toggle_inactive_opacity_for_active_window, desc("Toggle inactive opacity reduction for active window"))
     bind(mod_alt .. " + W", show_active_window_info, desc("Show active window info"))
   end
 
diff --git a/dotfiles/config/hypr/hyprland/settings.lua b/dotfiles/config/hypr/hyprland/settings.lua
index 96101d9a..0ea0ac32 100644
--- a/dotfiles/config/hypr/hyprland/settings.lua
+++ b/dotfiles/config/hypr/hyprland/settings.lua
@@ -403,6 +403,10 @@ function M.setup(ctx)
       border_size = 2,
       border_color = "rgba(edb443ff) rgba(ff4d5dcc)",
     })
+    hl.window_rule({
+      match = { tag = inactive_opacity_override_tag },
+      opacity = "1.0 override 1.0 override 1.0 override",
+    })
   end
 
   ctx.apply_rules = apply_rules
diff --git a/dotfiles/config/hypr/hyprland/state.lua b/dotfiles/config/hypr/hyprland/state.lua
index f6e4213d..b7d723b8 100644
--- a/dotfiles/config/hypr/hyprland/state.lua
+++ b/dotfiles/config/hypr/hyprland/state.lua
@@ -42,6 +42,7 @@ return {
     [monocle_layout] = "Monocle",
   },
   minimized_workspace = "special:minimized",
+  inactive_opacity_override_tag = "no-inactive-opacity",
   tabbed_group_restore_workspace_prefix = "special:tabbed-monocle-restore-",
   current_layout = columns_layout,
   enable_nstack = true,
diff --git a/dotfiles/config/hypr/hyprland/windows.lua b/dotfiles/config/hypr/hyprland/windows.lua
index 4e15b2f3..93f9c912 100644
--- a/dotfiles/config/hypr/hyprland/windows.lua
+++ b/dotfiles/config/hypr/hyprland/windows.lua
@@ -355,6 +355,34 @@ function M.setup(ctx)
     })
   end
 
+  local function window_has_tag(window, tag)
+    for _, value in ipairs((window and window.tags) or {}) do
+      if tostring(value):gsub("%*$", "") == tag then
+        return true
+      end
+    end
+
+    return false
+  end
+
+  local function toggle_inactive_opacity_for_active_window()
+    local window = hl.get_active_window()
+    local selector = window_selector(window)
+    if not selector then
+      return
+    end
+
+    local disabling_reduction = not window_has_tag(window, inactive_opacity_override_tag)
+    dispatch(hl.dsp.window.tag({ tag = inactive_opacity_override_tag, window = selector }))
+    hl.notification.create({
+      text = "Inactive opacity reduction: " .. (disabling_reduction and "off for window" or "on for window"),
+      duration = 1600,
+      icon = notification_icons.info,
+      color = "rgba(edb443ff)",
+      font_size = 13,
+    })
+  end
+
   local function raise_or_spawn(class_fragment, command)
     local fragment = string.lower(class_fragment)
     for _, window in ipairs(hl.get_windows()) do
@@ -462,6 +490,7 @@ function M.setup(ctx)
   ctx.gather_focused_class = gather_focused_class
   ctx.focus_next_class = focus_next_class
   ctx.show_active_window_info = show_active_window_info
+  ctx.toggle_inactive_opacity_for_active_window = toggle_inactive_opacity_for_active_window
   ctx.raise_or_spawn = raise_or_spawn
   ctx.minimize_active_window = minimize_active_window
   ctx.restore_last_minimized = restore_last_minimized