From cd4ef30b21edd4bb9478d506f80fadc048828bbc Mon Sep 17 00:00:00 2001
From: Alexander Lohnau <alexander.lohnau@gmx.de>
Date: Mon, 23 Aug 2021 18:13:19 +0200
Subject: [PATCH] Emit deprecation warnings for loading KCM using a plugin
 keyword

Otherwise consumers will not know about the change and this way it is clear that the logic should be removed in the future
---
 .../kwindecoration/declarative-plugin/previewbridge.cpp      | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/kcmkwin/kwindecoration/declarative-plugin/previewbridge.cpp b/src/kcmkwin/kwindecoration/declarative-plugin/previewbridge.cpp
index 2dd91d4f59..fd5569578d 100644
--- a/src/kcmkwin/kwindecoration/declarative-plugin/previewbridge.cpp
+++ b/src/kcmkwin/kwindecoration/declarative-plugin/previewbridge.cpp
@@ -183,9 +183,14 @@ void PreviewBridge::configure(QQuickItem *ctx)
 
     kcm = m_factory->create<KCModule>(dialog, QVariantList({args}));
 
+#if KCOREADDONS_BUILD_DEPRECATED_SINCE(5, 87)
     if (!kcm) {
         kcm = m_factory->create<KCModule>(QStringLiteral("kcmodule"), dialog, QVariantList({args}));
+        if (kcm) {
+            qWarning() << "Loading a KCModule using the kcmodule keyword is deprecated in KWin 5.23, register the plugin without a keyword instead" << m_theme;
+        }
     }
+#endif
 
     if (!kcm) {
         return;