Make it possible to use the -visual argument

for xcb applications to use a specific visual id when creating windows.

Also make it possible to retrieve the visual id of a specific window
with QXcbWindowFunctions::visualId(QWindow *window).

UINT_MAX is used as an invalid visualId.

Change-Id: If62ada119ce8f9174cc211f53bbf1ce1bb7d021a
Reviewed-by: Andy Shaw <andy.shaw@digia.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/plugins/platforms/xcb/qxcbnativeinterface.cpp b/src/plugins/platforms/xcb/qxcbnativeinterface.cpp
index bfba7f2b6a..8bf9003af7 100644
--- a/src/plugins/platforms/xcb/qxcbnativeinterface.cpp
+++ b/src/plugins/platforms/xcb/qxcbnativeinterface.cpp
@@ -392,6 +392,9 @@ QFunctionPointer QXcbNativeInterface::platformFunction(const QByteArray &functio
     if (function == QXcbWindowFunctions::setWmWindowTypeIdentifier()) {
         return QFunctionPointer(QXcbWindow::setWmWindowTypeStatic);
     }
+    if (function == QXcbWindowFunctions::visualIdIdentifier()) {
+        return QFunctionPointer(QXcbWindowFunctions::VisualId(QXcbWindow::visualIdStatic));
+    }
     return Q_NULLPTR;
 }