From 4fa01583cb6a46548944f060c9fe6246145a424e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Gr=C3=A4=C3=9Flin?= <mgraesslin@kde.org>
Date: Wed, 16 Sep 2015 13:51:44 +0200
Subject: [PATCH] [backends/x11] Use NETWinInfo for our window.

---
 backends/x11/x11windowed_backend.cpp | 23 +++++++++++++++++++++++
 backends/x11/x11windowed_backend.h   |  2 ++
 2 files changed, 25 insertions(+)

diff --git a/backends/x11/x11windowed_backend.cpp b/backends/x11/x11windowed_backend.cpp
index 03db04b84f..9f88b83757 100644
--- a/backends/x11/x11windowed_backend.cpp
+++ b/backends/x11/x11windowed_backend.cpp
@@ -25,11 +25,14 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "xcbutils.h"
 #include "eglonxbackend.h"
 #include <kwinxrenderutils.h>
+// KDE
+#include <KLocalizedString>
 #include <QAbstractEventDispatcher>
 #include <QCoreApplication>
 #include <QSocketNotifier>
 // kwayland
 #include <KWayland/Server/buffer_interface.h>
+#include <KWayland/Server/display.h>
 #include <KWayland/Server/seat_interface.h>
 #include <KWayland/Server/surface_interface.h>
 // system
@@ -115,6 +118,26 @@ void X11WindowedBackend::createWindow()
     xcb_create_window(m_connection, XCB_COPY_FROM_PARENT, m_window, m_screen->root,
                       0, 0, m_size.width(), m_size.height(),
                       0, XCB_WINDOW_CLASS_INPUT_OUTPUT, XCB_COPY_FROM_PARENT, mask, values);
+
+    m_winInfo = new NETWinInfo(m_connection, m_window, m_screen->root, NET::WMWindowType, NET::Properties2());
+    m_winInfo->setWindowType(NET::Normal);
+    m_winInfo->setName(i18n("KDE Wayland Compositor (%1)", waylandServer()->display()->socketName()).toUtf8().constData());
+    m_winInfo->setPid(QCoreApplication::applicationPid());
+    QIcon windowIcon = QIcon::fromTheme(QStringLiteral("kwin"));
+    auto addIcon = [this, &windowIcon] (const QSize &size) {
+        if (windowIcon.actualSize(size) != size) {
+            return;
+        }
+        NETIcon icon;
+        icon.data = windowIcon.pixmap(size).toImage().bits();
+        icon.size.width = size.width();
+        icon.size.height = size.height();
+        m_winInfo->setIcon(icon, false);
+    };
+    addIcon(QSize(16, 16));
+    addIcon(QSize(32, 32));
+    addIcon(QSize(48, 48));
+
     xcb_map_window(m_connection, m_window);
 
     m_protocols = protocolsAtom;
diff --git a/backends/x11/x11windowed_backend.h b/backends/x11/x11windowed_backend.h
index e8c3a01b19..c2ac8634aa 100644
--- a/backends/x11/x11windowed_backend.h
+++ b/backends/x11/x11windowed_backend.h
@@ -30,6 +30,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 struct _XDisplay;
 typedef struct _XDisplay Display;
+class NETWinInfo;
 
 namespace KWin
 {
@@ -93,6 +94,7 @@ private:
     xcb_atom_t m_deleteWindowProtocol = XCB_ATOM_NONE;
     xcb_cursor_t m_cursor = XCB_CURSOR_NONE;
     Display *m_display = nullptr;
+    NETWinInfo *m_winInfo = nullptr;
 };
 
 }