nuttx/graphics/nxmu/nxmu_releasebkgd.c
Alin Jerpelea 8366a20be8 graphics: Author: Gregory Nutt: update licenses to Apache
Update files from Gregory Nutt to Apache 2.0 license.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2021-02-07 11:09:03 -03:00

70 lines
2.2 KiB
C

/****************************************************************************
* graphics/nxmu/nxmu_releasebkgd.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <assert.h>
#include <errno.h>
#include <debug.h>
#include <nuttx/nx/nx.h>
#include "nxmu.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nxmu_releasebkgd
*
* Description:
* Release the background window previously acquired using
* nxmu_openbgwindow and return control of the background to NX.
*
* Input Parameters:
* nxmu - The NXMU state structure
*
* Returned Value:
* None
*
****************************************************************************/
void nxmu_releasebkgd(FAR struct nxmu_state_s *nxmu)
{
FAR struct nxbe_state_s *be;
DEBUGASSERT(nxmu != NULL);
/* Destroy the client window callbacks and restore the server connection. */
be = &nxmu->be;
be->bkgd.cb = NULL;
be->bkgd.arg = NULL;
be->bkgd.conn = &nxmu->conn;
/* Redraw the background window */
nxmu_redraw(&be->bkgd, &be->bkgd.bounds);
}