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- /****************************************************************************
- * graphics/nxtk/nxtk_setsubwindows.c
- *
- * Copyright (C) 2008-2009 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 <stdlib.h>
- #include <semaphore.h>
- #include <debug.h>
- #include <errno.h>
- #include <nuttx/nx/nx.h>
- #include "nxtk_internal.h"
- /****************************************************************************
- * Definitions
- ****************************************************************************/
- /****************************************************************************
- * Private Types
- ****************************************************************************/
- /****************************************************************************
- * Private Function Prototypes
- ****************************************************************************/
- /****************************************************************************
- * Private Data
- ****************************************************************************/
- /****************************************************************************
- * Public Data
- ****************************************************************************/
- /****************************************************************************
- * Private Functions
- ****************************************************************************/
- /****************************************************************************
- * Public Functions
- ****************************************************************************/
- /****************************************************************************
- * Name: nxtk_setsubwindows
- *
- * Description:
- * Give the window dimensions, border width, and toolbar height,
- * calculate the new dimensions of the toolbar region and client window
- * region
- *
- ****************************************************************************/
- void nxtk_setsubwindows(FAR struct nxtk_framedwindow_s *fwnd)
- {
- nxgl_coord_t fullheight;
- nxgl_coord_t bdrheight = 0;
- nxgl_coord_t tbtop = fwnd->wnd.bounds.pt1.y;
- nxgl_coord_t tbheight = 0;
- nxgl_coord_t fwtop = fwnd->wnd.bounds.pt1.y;
- nxgl_coord_t fwheight = 0;
- nxgl_coord_t fullwidth;
- nxgl_coord_t bdrwidth;
- nxgl_coord_t fwwidth;
- nxgl_coord_t fwleft;
- /* Divide up the vertical dimension of the window */
- fullheight = fwnd->wnd.bounds.pt2.y - fwnd->wnd.bounds.pt1.y + 1;
- /* Is it tall enough for a border? */
- if (fullheight > 0)
- {
- /* Get the border height */
- bdrheight = ngl_min(2 * CONFIG_NXTK_BORDERWIDTH, fullheight);
- /* Position the toolbar and client window just under the top border */
- #if CONFIG_NXTK_BORDERWIDTH > 1
- tbtop += CONFIG_NXTK_BORDERWIDTH - 1;
- fwtop = tbtop + 1;
- #else
- tbtop += CONFIG_NXTK_BORDERWIDTH;
- fwtop = tbtop;
- #endif
- /* Is it big enough for any part of the toolbar? */
- if (fullheight > 2 * CONFIG_NXTK_BORDERWIDTH)
- {
- /* Yes.. get the height of the toolbar */
- tbheight = fwnd->tbheight;
- if (tbheight >= fullheight - bdrheight)
- {
- tbheight = fullheight - bdrheight;
- }
- else
- {
- /* And the client window gets whatever is left */
- fwheight = fullheight - bdrheight - tbheight;
- }
- /* Position the client window just under the toolbar */
- fwtop += tbheight;
- }
- }
- /* Divide up the horizontal dimensions of the window */
- fullwidth = fwnd->wnd.bounds.pt2.x - fwnd->wnd.bounds.pt1.x + 1;
- bdrwidth = ngl_min(2 * CONFIG_NXTK_BORDERWIDTH, fullwidth);
- fwwidth = fullwidth - bdrwidth;
- fwleft = fwnd->wnd.bounds.pt1.x + bdrwidth / 2;
- /* Realize the positions/dimensions */
- fwnd->tbrect.pt1.x = fwleft;
- fwnd->tbrect.pt1.y = tbtop;
- fwnd->tbrect.pt2.x = fwleft + fwwidth - 1;
- fwnd->tbrect.pt2.y = tbtop + tbheight - 1;
- fwnd->fwrect.pt1.x = fwleft;
- fwnd->fwrect.pt1.y = fwtop;
- fwnd->fwrect.pt2.x = fwleft + fwwidth - 1;
- fwnd->fwrect.pt2.y = fwtop + fwheight - 1;
- }
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