From c41101241ce626dd38ee71d5a37c6aeb434eddf4 Mon Sep 17 00:00:00 2001
From: Jan Grulich <jgrulich@redhat.com>
Date: Wed, 26 Jul 2023 12:06:29 +0200
Subject: [PATCH 02/15] Add enum class Qt::Appearance

It has been decided to add an appearance property in QStyleHints, which
will be propagated to classes that do not include QPlatformTheme.

Therefore an appearance enum class is added to the Qt namespace, thus
being available to all Qt classes.
---
 src/corelib/global/qnamespace.h    |  7 +++++++
 src/corelib/global/qnamespace.qdoc | 11 +++++++++++
 2 files changed, 18 insertions(+)

diff --git a/src/corelib/global/qnamespace.h b/src/corelib/global/qnamespace.h
index bf19b1627b..acf2c26368 100644
--- a/src/corelib/global/qnamespace.h
+++ b/src/corelib/global/qnamespace.h
@@ -123,6 +123,12 @@ public:
         UNICODE_ACCEL = 0x00000000
     };
 
+    enum class Appearance {
+        Unknown = 0x0000,
+        Light   = 0x0001,
+        Dark    = 0x0002
+    };
+
     enum MouseButton {
         NoButton         = 0x00000000,
         LeftButton       = 0x00000001,
@@ -1820,6 +1826,7 @@ public:
     QT_Q_ENUM(DayOfWeek)
     QT_Q_ENUM(CursorShape)
     QT_Q_ENUM(GlobalColor)
+    QT_Q_ENUM(Appearance)
     QT_Q_ENUM(AspectRatioMode)
     QT_Q_ENUM(TransformationMode)
     QT_Q_FLAG(ImageConversionFlags)
diff --git a/src/corelib/global/qnamespace.qdoc b/src/corelib/global/qnamespace.qdoc
index dbb9469bba..70cf8290f5 100644
--- a/src/corelib/global/qnamespace.qdoc
+++ b/src/corelib/global/qnamespace.qdoc
@@ -841,6 +841,17 @@
     \sa QDockWidget::setAllowedAreas, QDockWidget::isAreaAllowed
 */
 
+/*!
+    \enum Qt::Appearance
+
+    Represents the appearance of an application's theme,
+    defined by QGuiApplication::palette().
+
+    \value Unknown The appearance is unknown.
+    \value Light The background colors are lighter than the text color, i.e. the theme is light.
+    \value Dark The background colors are darker than the text color, i.e. the theme is dark.
+*/
+
 /*!
     \enum Qt::ImageConversionFlag
 
-- 
2.41.0