docs: Annotate GdkSnapshot

diff --git a/gdk/gdksnapshot.h b/gdk/gdksnapshot.h
index ccee850e9872588027afa67b692ba2dac9c843d3..c2b4ce2e1c08f5745a416f542d4b1390aef4c583 100644 (file)
--- a/gdk/gdksnapshot.h
+++ b/gdk/gdksnapshot.h
@@ -29,7 +29,13 @@
 
 G_BEGIN_DECLS
 
-typedef struct _GdkSnapshotClass       GdkSnapshotClass;
+/**
+ * GdkSnapshot:
+ *
+ * Base type for snapshot operations.
+ */
+
+typedef struct _GdkSnapshotClass        GdkSnapshotClass;
 
 #define GDK_TYPE_SNAPSHOT               (gdk_snapshot_get_type ())