4 files changed, 40 insertions, 0 deletions
diff --git a/src/gui/kernel/qguiapplication.cpp b/src/gui/kernel/qguiapplication.cpp
index b45113a665..fd7739b06f 100644
--- a/src/gui/kernel/qguiapplication.cpp
+++ b/src/gui/kernel/qguiapplication.cpp
@@ -740,6 +740,29 @@ QString QGuiApplication::applicationDisplayName()
 }
 
 /*!
+    Sets the application's badge to \a number.
+
+    Useful for providing feedback to the user about the number
+    of unread messages or similar.
+
+    The badge will be overlaid on the application's icon in the Dock
+    on \macos, the home screen icon on iOS, or the task bar on Windows.
+
+    If the number is outside the range supported by the platform, the
+    number will be clamped to the supported range. If the number does
+    not fit within the badge, the number may be visually elided.
+
+    Setting the number to 0 will clear the badge.
+
+    \since 6.5
+    \sa applicationName
+*/
+void QGuiApplication::setBadgeNumber(qint64 number)
+{
+    QGuiApplicationPrivate::platformIntegration()->setApplicationBadge(number);
+}
+
+/*!
     \property QGuiApplication::desktopFileName
     \brief the base name of the desktop entry for this application
     \since 5.7
diff --git a/src/gui/kernel/qguiapplication.h b/src/gui/kernel/qguiapplication.h
index b77984c381..14bce88c62 100644
--- a/src/gui/kernel/qguiapplication.h
+++ b/src/gui/kernel/qguiapplication.h
@@ -58,6 +58,8 @@ public:
     static void setApplicationDisplayName(const QString &name);
     static QString applicationDisplayName();
 
+    Q_SLOT void setBadgeNumber(qint64 number);
+
     static void setDesktopFileName(const QString &name);
     static QString desktopFileName();
 
diff --git a/src/gui/kernel/qplatformintegration.cpp b/src/gui/kernel/qplatformintegration.cpp
index 12f8505255..c95742b34d 100644
--- a/src/gui/kernel/qplatformintegration.cpp
+++ b/src/gui/kernel/qplatformintegration.cpp
@@ -569,6 +569,20 @@ void QPlatformIntegration::setApplicationIcon(const QIcon &icon) const
     Q_UNUSED(icon);
 }
 
+/*!
+    \since 6.5
+
+    Should set the application's badge to \a number.
+
+    If the number is 0 the badge should be cleared.
+
+    \sa QGuiApplication::setBadge()
+*/
+void QPlatformIntegration::setApplicationBadge(qint64 number)
+{
+    Q_UNUSED(number);
+}
+
 #if QT_CONFIG(vulkan) || defined(Q_QDOC)
 
 /*!
diff --git a/src/gui/kernel/qplatformintegration.h b/src/gui/kernel/qplatformintegration.h
index 7c166ee698..3d43395767 100644
--- a/src/gui/kernel/qplatformintegration.h
+++ b/src/gui/kernel/qplatformintegration.h
@@ -188,6 +188,7 @@ public:
     virtual QOpenGLContext::OpenGLModuleType openGLModuleType();
 #endif
     virtual void setApplicationIcon(const QIcon &icon) const;
+    virtual void setApplicationBadge(qint64 number);
 
     virtual void beep() const;
     virtual void quit() const;