2008-12-02 17:39:39 +01:00
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/****************************************************************************
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2018-05-29 21:21:26 +02:00
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* libs/libnx/nxmu/nx_redrawreq.c
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2008-12-02 17:39:39 +01:00
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*
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2013-12-28 18:33:21 +01:00
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* Copyright (C) 2013 Gregory Nutt. All rights reserved.
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2012-09-13 20:32:24 +02:00
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* Author: Gregory Nutt <gnutt@nuttx.org>
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2008-12-02 17:39:39 +01:00
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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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 <errno.h>
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2013-12-30 21:09:58 +01:00
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#include <assert.h>
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2008-12-02 17:39:39 +01:00
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#include <debug.h>
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2011-07-24 22:49:01 +02:00
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#include <nuttx/nx/nx.h>
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2013-12-28 18:33:21 +01:00
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#include <nuttx/nx/nxbe.h>
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#include <nuttx/nx/nxmu.h>
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2008-12-02 17:39:39 +01:00
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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2013-12-28 18:33:21 +01:00
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* Name: nx_redrawreq
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2008-12-02 17:39:39 +01:00
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*
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2018-02-01 19:03:55 +01:00
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* Description:
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2013-12-28 18:33:21 +01:00
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* This will cause a NX re-draw callback to the client that owns the
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* window. This is not normally called from user code, but may be
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* used within middle-ware layers when redrawing is needed.
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2008-12-02 17:39:39 +01:00
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*
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* Input Parameters:
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2013-12-28 18:33:21 +01:00
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* hwnd - Window handle
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* rect - The rectangle that needs to be re-drawn (in window relative
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* coordinates)
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2008-12-02 17:39:39 +01:00
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*
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2013-12-28 18:33:21 +01:00
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* Returned Value:
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* None
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2008-12-02 17:39:39 +01:00
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*
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****************************************************************************/
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2013-12-28 18:33:21 +01:00
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void nx_redrawreq(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect)
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2008-12-02 17:39:39 +01:00
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{
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2013-12-28 18:33:21 +01:00
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FAR struct nxbe_window_s *wnd = (FAR struct nxbe_window_s *)hwnd;
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struct nxsvrmsg_redrawreq_s outmsg;
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2013-12-28 19:04:39 +01:00
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int ret;
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2008-12-02 17:39:39 +01:00
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2013-12-30 21:09:58 +01:00
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DEBUGASSERT(wnd && rect);
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2008-12-02 17:39:39 +01:00
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2013-12-28 18:33:21 +01:00
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/* Inform the server of the changed position */
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2008-12-02 17:39:39 +01:00
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2013-12-28 18:33:21 +01:00
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outmsg.msgid = NX_SVRMSG_REDRAWREQ;
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outmsg.wnd = wnd;
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nxgl_rectcopy(&outmsg.rect, rect);
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2008-12-02 17:39:39 +01:00
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2013-12-28 19:04:39 +01:00
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ret = nxmu_sendwindow(wnd, &outmsg, sizeof(struct nxsvrmsg_redrawreq_s));
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if (ret < 0)
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{
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2016-06-11 23:50:49 +02:00
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gerr("ERROR: nxmu_sendwindow failed: %d\n", errno);
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2013-12-28 19:04:39 +01:00
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}
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2008-12-02 17:39:39 +01:00
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}
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