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