Function

GdkWaylandWaylandToplevelExported

since: 4.0

Declaration 

void
(* GdkWaylandToplevelExported) (
  GdkToplevel* toplevel,
  const char* handle,
  gpointer user_data
)

Description [src]

Callback that gets called when the handle for a surface has been obtained from the Wayland compositor.

This callback is used in gdk_wayland_toplevel_export_handle().

The handle can be passed to other processes, for the purpose of marking surfaces as transient for out-of-process surfaces.

Available since: 4.0

Parameters

toplevel

Type: GdkWaylandToplevel

The GdkToplevel that is exported.

The data is owned by the caller of the function.
handle

Type: const char*

The handle.

The data is owned by the caller of the function.
The value is a NUL terminated UTF-8 string.
user_data

Type: gpointer

User data that was passed to gdk_wayland_toplevel_export_handle()

The argument can be NULL.
The data is owned by the caller of the function.