Fix Wayland window activation when attaching to an existing instance

The application launching Dolphin passes a token via the XDG_ACTIVATION_TOKEN environment variable

We need to pass that to the running instance so that it can use it to raise itself

1 files changed, 9 insertions, 3 deletions

diff --git a/src/dolphinmainwindow.cpp b/src/dolphinmainwindow.cpp
index 305c7f282..384e91ec9 100644
--- a/src/dolphinmainwindow.cpp
+++ b/src/dolphinmainwindow.cpp
@@ -281,11 +281,17 @@ void DolphinMainWindow::openFiles(const QStringList& files, bool splitView)
     openFiles(QUrl::fromStringList(files), splitView);
 }
 
-void DolphinMainWindow::activateWindow()
+void DolphinMainWindow::activateWindow(const QString &activationToken)
 {
     window()->setAttribute(Qt::WA_NativeWindow, true);
-    KStartupInfo::setNewStartupId(window()->windowHandle(), KStartupInfo::startupId());
-    KWindowSystem::activateWindow(window()->effectiveWinId());
+
+    if (KWindowSystem::isPlatformWayland()) {
+        KWindowSystem::setCurrentXdgActivationToken(activationToken);
+    } else {
+        KStartupInfo::setNewStartupId(window()->windowHandle(), KStartupInfo::startupId());
+    }
+
+    KWindowSystem::activateWindow(window()->windowHandle());
 }
 
 bool DolphinMainWindow::isActiveWindow()