1 files changed, 27 insertions, 0 deletions
diff --git a/src/plugins/platforms/xcb/qxcbnativeinterface.cpp b/src/plugins/platforms/xcb/qxcbnativeinterface.cpp
index b45bd6a82e..625a804c0c 100644
--- a/src/plugins/platforms/xcb/qxcbnativeinterface.cpp
+++ b/src/plugins/platforms/xcb/qxcbnativeinterface.cpp
@@ -60,6 +60,8 @@
 #include "qglxintegration.h"
 #endif
 
+#include <QtPlatformHeaders/qxcbwindowfunctions.h>
+
 #ifdef XCB_USE_XLIB
 #  include <X11/Xlib.h>
 #else
@@ -225,6 +227,14 @@ void *QXcbNativeInterface::nativeResourceForWindow(const QByteArray &resourceStr
     return result;
 }
 
+QPlatformNativeInterface::NativeResourceForIntegrationFunction QXcbNativeInterface::nativeResourceFunctionForIntegration(const QByteArray &resource)
+{
+    QByteArray lowerCaseResource = resource.toLower();
+    if (lowerCaseResource == "setstartupid")
+        return NativeResourceForIntegrationFunction(setStartupId);
+    return 0;
+}
+
 QPlatformNativeInterface::NativeResourceForScreenFunction QXcbNativeInterface::nativeResourceFunctionForScreen(const QByteArray &resource)
 {
     const QByteArray lowerCaseResource = resource.toLower();
@@ -235,6 +245,14 @@ QPlatformNativeInterface::NativeResourceForScreenFunction QXcbNativeInterface::n
     return 0;
 }
 
+QFunctionPointer QXcbNativeInterface::platformFunction(const QByteArray &function) const
+{
+    if (function == QXcbWindowFunctions::setWmWindowTypeIdentifier()) {
+        return QFunctionPointer(QXcbWindow::setWmWindowTypeStatic);
+    }
+    return Q_NULLPTR;
+}
+
 void *QXcbNativeInterface::appTime(const QXcbScreen *screen)
 {
     return reinterpret_cast<void *>(quintptr(screen->connection()->time()));
@@ -287,6 +305,15 @@ void QXcbNativeInterface::setAppUserTime(QScreen* screen, xcb_timestamp_t time)
     static_cast<QXcbScreen *>(screen->handle())->connection()->setNetWmUserTime(time);
 }
 
+void QXcbNativeInterface::setStartupId(const char *data)
+{
+    QByteArray startupId(data);
+    QXcbIntegration *integration = static_cast<QXcbIntegration *>(QGuiApplicationPrivate::platformIntegration());
+    QXcbConnection *defaultConnection = integration->defaultConnection();
+    if (defaultConnection)
+        defaultConnection->setStartupId(startupId);
+}
+
 QPlatformNativeInterface::NativeResourceForContextFunction QXcbNativeInterface::nativeResourceFunctionForContext(const QByteArray &resource)
 {
     QByteArray lowerCaseResource = resource.toLower();