From 7f3aa5344ad5e2b336284fb95f140f3fe44a1f76 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Gr=C3=A4=C3=9Flin?= <mgraesslin@kde.org>
Date: Tue, 28 Jun 2016 13:41:11 +0200
Subject: [PATCH] Set Tooltip window type on ToolTipDialog through
 KWindowSystem API

In order to have support for tooltip window type in Wayland, the
window type NET::Tooltip is also set through KWindowSystem API once
the platform surface is created.

REVIEW: 128300
---
 src/declarativeimports/core/tooltipdialog.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/declarativeimports/core/tooltipdialog.cpp b/src/declarativeimports/core/tooltipdialog.cpp
index 18aa520bf..28ba9beb1 100644
--- a/src/declarativeimports/core/tooltipdialog.cpp
+++ b/src/declarativeimports/core/tooltipdialog.cpp
@@ -22,8 +22,12 @@
 #include <QQmlEngine>
 #include <QQuickItem>
 #include <QDebug>
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 5, 0))
+#include <QPlatformSurfaceEvent>
+#endif
 
 #include <kdeclarative/qmlobjectsharedengine.h>
+#include <KWindowSystem>
 
 #include <config-x11.h>
 #if HAVE_X11
@@ -105,6 +109,15 @@ bool ToolTipDialog::event(QEvent *e)
         dismiss();
     }
 
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 5, 0))
+    if (e->type() == QEvent::PlatformSurface) {
+        auto pe = static_cast<QPlatformSurfaceEvent*>(e);
+        if (pe->surfaceEventType() == QPlatformSurfaceEvent::SurfaceCreated) {
+            KWindowSystem::setType(winId(), NET::Tooltip);
+        }
+    }
+#endif
+
     bool ret = Dialog::event(e);
     Qt::WindowFlags flags = Qt::ToolTip | Qt::WindowDoesNotAcceptFocus | Qt::WindowStaysOnTopHint;
 #if HAVE_X11