kconf_update: replace cascaded by zero-cornered placement

kconf_update/CMakeLists.txt

@@ -18,6 +18,8 @@ install(PROGRAMS kwin-5.23-remove-cubeslide.py
         DESTINATION ${KDE_INSTALL_KCONFUPDATEDIR})
 install(PROGRAMS kwin-5.23-remove-xrender-backend.py
         DESTINATION ${KDE_INSTALL_KCONFUPDATEDIR})
+install(PROGRAMS kwin-5.27-replace-cascaded-zerocornered.sh
+         DESTINATION ${KDE_INSTALL_KCONFUPDATEDIR})
 
 install(FILES kwinrules.upd
         DESTINATION ${KDE_INSTALL_KCONFUPDATEDIR})

kconf_update/kwin-5.27-replace-cascaded-zerocornered.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+# KWin - the KDE window manager
+# This file is part of the KDE project.
+
+# SPDX-FileCopyrightText: 2022 Natalie Clarius <natalie_clarius@yahoo.de>
+
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+while read -r line; do
+    if [ "$line" = "Placement=Cascaded" ]; then
+        echo "Placement=ZeroCornered"
+    else
+        echo "$line"
+    fi
+done

kconf_update/kwin.upd

@@ -97,3 +97,9 @@ Id=animation-speed-cleanup
 File=kwinrc
 Group=KDE
 RemoveKey=AnimationDurationFactor
+
+# Replace the cascaded placement policy by zero-cornered
+Id=replace-cascaded-zerocornered
+File=kwinrc
+Group=Windows
+Script=kwin-5.27-replace-cascaded-zerocornered.sh,sh