diff options
Diffstat (limited to 'nuttx/graphics/nxtk/nxtk_toolbarbounds.c')
-rw-r--r-- | nuttx/graphics/nxtk/nxtk_toolbarbounds.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/nuttx/graphics/nxtk/nxtk_toolbarbounds.c b/nuttx/graphics/nxtk/nxtk_toolbarbounds.c new file mode 100644 index 000000000..ee49cb504 --- /dev/null +++ b/nuttx/graphics/nxtk/nxtk_toolbarbounds.c @@ -0,0 +1,107 @@ +/**************************************************************************** + * graphics/nxtk/nxtk_toolbarbounds.c + * + * Copyright (C) 2012 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 <assert.h> + +#include <nuttx/nx/nx.h> +#include <nuttx/nx/nxtk.h> + +#include "nxfe.h" +#include "nxtk_internal.h" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nxtk_toolbarbounds + * + * Description: + * Return a bounding box that contains the toolbar in the coordinates of + * the containing, framed window. For example, the recturned origin + * (rect.pt1) is the offset toolbar in the framed window. + * + * NOTE: This function is unsafe in the case of the multi-user NX server + * where the width of the window may be being changed asynchronously! It + * may return the old size in this case. + * + * Input Parameters: + * hfwnd - The handle returned by nxtk_openwindow + * bounds - User provided location in which to return the bounding box. + * + * Return: + * OK on success; ERROR on failure with errno set appropriately + * + ****************************************************************************/ + +int nxtk_toolbarbounds(NXTKWINDOW hfwnd, FAR struct nxgl_rect_s *bounds) +{ + FAR struct nxtk_framedwindow_s *fwnd = (FAR struct nxtk_framedwindow_s *)hfwnd; + + DEBUGASSERT(hfwnd && bounds); + + /* Offset the rectangle by subtracting the current position of the window. */ + + nxgl_rectoffset(bounds, &fwnd->tbrect, + -fwnd->wnd.bounds.pt1.x, -fwnd->wnd.bounds.pt1.y); + return OK; +} + |