iOS: Move QUIWindow implementation out of qiosscreen.mm

Task-number: QTBUG-121781
Change-Id: Iaa4388908d0d59022ec05b63696147a0d1d01ae1
Reviewed-by: Amr Elsayed <amr.elsayed@qt.io>
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
Reviewed-by: Assam Boudjelthia <assam.boudjelthia@qt.io>

src/plugins/platforms/ios/CMakeLists.txt

@@ -27,6 +27,7 @@ qt_internal_add_plugin(QIOSIntegrationPlugin
         qioswindow.h qioswindow.mm
         quiaccessibilityelement.h quiaccessibilityelement.mm
         quiview.h quiview.mm
+        quiwindow.mm quiwindow.h
         uistrings_p.h uistrings.cpp
     NO_PCH_SOURCES
         qioscontext.mm # undef QT_NO_FOREACH

src/plugins/platforms/ios/qiosscreen.h

@@ -10,10 +10,6 @@
 
 @class QIOSOrientationListener;
 
-@interface QUIWindow : UIWindow
-@property (nonatomic, readonly) BOOL sendingEvent;
-@end
-
 QT_BEGIN_NAMESPACE
 
 class QIOSScreen : public QObject, public QPlatformScreen

src/plugins/platforms/ios/qiosscreen.mm

@@ -12,6 +12,7 @@
 #include "qiosviewcontroller.h"
 #include "quiview.h"
 #include "qiostheme.h"
+#include "quiwindow.h"
 
 #include <QtCore/private/qcore_mac_p.h>
 
@@ -154,51 +155,6 @@ static QIOSScreen* qtPlatformScreenFor(UIScreen *uiScreen)
 
 // -------------------------------------------------------------------------
 
-@implementation QUIWindow
-
-- (instancetype)initWithFrame:(CGRect)frame
-{
-    if ((self = [super initWithFrame:frame]))
-        self->_sendingEvent = NO;
-
-    return self;
-}
-
-- (void)sendEvent:(UIEvent *)event
-{
-    QScopedValueRollback<BOOL> sendingEvent(self->_sendingEvent, YES);
-    [super sendEvent:event];
-}
-
-#if !defined(Q_OS_VISIONOS)
-- (void)traitCollectionDidChange:(UITraitCollection *)previousTraitCollection
-{
-    [super traitCollectionDidChange:previousTraitCollection];
-
-    if (!qGuiApp)
-        return;
-
-    Qt::ColorScheme colorScheme = self.traitCollection.userInterfaceStyle
-                              == UIUserInterfaceStyleDark
-                              ? Qt::ColorScheme::Dark
-                              : Qt::ColorScheme::Light;
-
-    if (self.screen == UIScreen.mainScreen) {
-        // Check if the current userInterfaceStyle reports a different appearance than
-        // the platformTheme's appearance. We might have set that one based on the UIScreen
-        if (previousTraitCollection.userInterfaceStyle != self.traitCollection.userInterfaceStyle
-            || QGuiApplicationPrivate::platformTheme()->colorScheme() != colorScheme) {
-            QIOSTheme::initializeSystemPalette();
-            QWindowSystemInterface::handleThemeChange<QWindowSystemInterface::SynchronousDelivery>();
-        }
-    }
-}
-#endif
-
-@end
-
-// -------------------------------------------------------------------------
-
 QT_BEGIN_NAMESPACE
 
 using namespace Qt::StringLiterals;

src/plugins/platforms/ios/qiostheme.mm

@@ -28,6 +28,7 @@
 #include "qiosfontdialog.h"
 #include "qiosmessagedialog.h"
 #include "qiosscreen.h"
+#include "quiwindow.h"
 #endif
 
 QT_BEGIN_NAMESPACE

src/plugins/platforms/ios/quiview.mm

@@ -10,6 +10,7 @@
 #include "qiosscreen.h"
 #include "qioswindow.h"
 #include "qiosinputcontext.h"
+#include "quiwindow.h"
 #ifndef Q_OS_TVOS
 #include "qiosmenu.h"
 #endif

src/plugins/platforms/ios/quiwindow.h

@@ -0,0 +1,13 @@
+// Copyright (C) 2024 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef QUIWINDOW_H
+#define QUIWINDOW_H
+
+#include <UIKit/UIWindow.h>
+
+@interface QUIWindow : UIWindow
+@property (nonatomic, readonly) BOOL sendingEvent;
+@end
+
+#endif // QUIWINDOW_H

src/plugins/platforms/ios/quiwindow.mm

@@ -0,0 +1,56 @@
+// Copyright (C) 2024 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#include "quiwindow.h"
+
+#include "qiostheme.h"
+
+#include <QtCore/qscopedvaluerollback.h>
+
+#include <QtGui/private/qguiapplication_p.h>
+#include <QtGui/qpa/qplatformtheme.h>
+
+#include <UIKit/UIKit.h>
+
+@implementation QUIWindow
+
+- (instancetype)initWithFrame:(CGRect)frame
+{
+    if ((self = [super initWithFrame:frame]))
+        self->_sendingEvent = NO;
+
+    return self;
+}
+
+- (void)sendEvent:(UIEvent *)event
+{
+    QScopedValueRollback<BOOL> sendingEvent(self->_sendingEvent, YES);
+    [super sendEvent:event];
+}
+
+#if !defined(Q_OS_VISIONOS)
+- (void)traitCollectionDidChange:(UITraitCollection *)previousTraitCollection
+{
+    [super traitCollectionDidChange:previousTraitCollection];
+
+    if (!qGuiApp)
+        return;
+
+    Qt::ColorScheme colorScheme = self.traitCollection.userInterfaceStyle
+                              == UIUserInterfaceStyleDark
+                              ? Qt::ColorScheme::Dark
+                              : Qt::ColorScheme::Light;
+
+    if (self.screen == UIScreen.mainScreen) {
+        // Check if the current userInterfaceStyle reports a different appearance than
+        // the platformTheme's appearance. We might have set that one based on the UIScreen
+        if (previousTraitCollection.userInterfaceStyle != self.traitCollection.userInterfaceStyle
+            || QGuiApplicationPrivate::platformTheme()->colorScheme() != colorScheme) {
+            QIOSTheme::initializeSystemPalette();
+            QWindowSystemInterface::handleThemeChange<QWindowSystemInterface::SynchronousDelivery>();
+        }
+    }
+}
+#endif
+
+@end