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