From 20c46801b996da5480c8270e86b3ca9c1943621d Mon Sep 17 00:00:00 2001
From: tslil clingman <tslil@posteo.net>
Date: Thu, 27 Jan 2022 17:11:55 -0500
Subject: sway inactive-windows-transparency.py

---
 sway/config                           |  1 +
 sway/inactive-windows-transparency.py | 69 +++++++++++++++++++++++++++++++++++
 2 files changed, 70 insertions(+)
 create mode 100755 sway/inactive-windows-transparency.py

(limited to 'sway')

diff --git a/sway/config b/sway/config
index b1e68bb..4a6496b 100644
--- a/sway/config
+++ b/sway/config
@@ -201,6 +201,7 @@ bindsym $mod+Shift+r mode "resize"
 
 include /etc/sway/config.d/*
 
+exec inactive-windows-transparency.py --opacity 0.8
 exec wlsunset -l 39 -L -76
 exec fnott
 exec pipewire
diff --git a/sway/inactive-windows-transparency.py b/sway/inactive-windows-transparency.py
new file mode 100755
index 0000000..b81134d
--- /dev/null
+++ b/sway/inactive-windows-transparency.py
@@ -0,0 +1,69 @@
+#!/usr/bin/python
+
+# This script requires i3ipc-python package (install it from a system package manager
+# or pip).
+# It makes inactive windows transparent. Use `transparency_val` variable to control
+# transparency strength in range of 0…1 or use the command line argument -o.
+
+import argparse
+import i3ipc
+import signal
+import sys
+from functools import partial
+
+def on_window_focus(inactive_opacity, ipc, event):
+    global prev_focused
+    global prev_workspace
+
+    focused_workspace = ipc.get_tree().find_focused()
+
+    if focused_workspace == None:
+        return
+
+    focused = event.container
+    workspace = focused_workspace.workspace().num
+
+    if focused.id != prev_focused.id:  # https://github.com/swaywm/sway/issues/2859
+        focused.command("opacity 1")
+        if workspace == prev_workspace:
+            prev_focused.command("opacity " + inactive_opacity)
+        prev_focused = focused
+        prev_workspace = workspace
+
+
+def remove_opacity(ipc):
+    for workspace in ipc.get_tree().workspaces():
+        for w in workspace:
+            w.command("opacity 1")
+    ipc.main_quit()
+    sys.exit(0)
+
+
+if __name__ == "__main__":
+    transparency_val = "0.80"
+
+    parser = argparse.ArgumentParser(
+        description="This script allows you to set the transparency of unfocused windows in sway."
+    )
+    parser.add_argument(
+        "--opacity",
+        "-o",
+        type=str,
+        default=transparency_val,
+        help="set opacity value in range 0...1",
+    )
+    args = parser.parse_args()
+
+    ipc = i3ipc.Connection()
+    prev_focused = None
+    prev_workspace = ipc.get_tree().find_focused().workspace().num
+
+    for window in ipc.get_tree():
+        if window.focused:
+            prev_focused = window
+        else:
+            window.command("opacity " + args.opacity)
+    for sig in [signal.SIGINT, signal.SIGTERM]:
+        signal.signal(sig, lambda signal, frame: remove_opacity(ipc))
+    ipc.on("window::focus", partial(on_window_focus, args.opacity))
+    ipc.main()
\ No newline at end of file
-- 
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