125 lines
4.5 KiB
C
125 lines
4.5 KiB
C
/****************************************************************************
|
|
* graphics/nxmu/nxmu_requestbkgd.c
|
|
*
|
|
* Copyright (C) 2008-2009, 2011 Gregory Nutt. All rights reserved.
|
|
* Author: Gregory Nutt <gnutt@nuttx.org>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name NuttX nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <errno.h>
|
|
#include <debug.h>
|
|
|
|
#include <nuttx/nx/nx.h>
|
|
#include "nxfe.h"
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Private Types
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Private Data
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Public Data
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Private Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: nxmu_requestbkgd
|
|
*
|
|
* Description:
|
|
* Perform the server-side operation for the nx_requestbkgd operation:
|
|
* Give the client control of the background window connection and receipt
|
|
* of all background window callbacks.
|
|
*
|
|
* conn - The client containing connection information [IN]
|
|
* be - The server state structure [IN]
|
|
* cb - Callbacks used to process window events
|
|
* arg - User provided argument (see nx_openwindow, nx_constructwindow)
|
|
*
|
|
* Return:
|
|
* None
|
|
*
|
|
****************************************************************************/
|
|
|
|
void nxmu_requestbkgd(FAR struct nxfe_conn_s *conn,
|
|
FAR struct nxbe_state_s *be,
|
|
FAR const struct nx_callback_s *cb,
|
|
FAR void *arg)
|
|
{
|
|
#ifdef CONFIG_DEBUG
|
|
if (!conn || !be || !cb)
|
|
{
|
|
errno = EINVAL;
|
|
}
|
|
#endif
|
|
|
|
/* Set the client's callback vtable and and replace the server
|
|
* connection with the clients connection.
|
|
*/
|
|
|
|
be->bkgd.cb = cb;
|
|
be->bkgd.arg = arg;
|
|
be->bkgd.conn = conn;
|
|
|
|
/* Report the size/position of the background window to the client */
|
|
|
|
nxfe_reportposition((NXWINDOW)&be->bkgd);
|
|
|
|
/* Redraw the background window */
|
|
|
|
nxfe_redrawreq(&be->bkgd, &be->bkgd.bounds);
|
|
|
|
/* Provide the mouse settings */
|
|
|
|
#ifdef CONFIG_NX_XYINPUT
|
|
nxmu_mousereport(&be->bkgd);
|
|
#endif
|
|
}
|
|
|