diff options
author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-03-20 18:18:19 +0000 |
---|---|---|
committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-03-20 18:18:19 +0000 |
commit | eafaeb9398216dacb92de69683ccdda6007efb1d (patch) | |
tree | e513e4fd791670d9b74d33821682d4059ed73098 /apps/examples/nx/nx_events.c | |
parent | f68c474e8ae9cfa5c9124a6eb92ec06fe2bf40a1 (diff) | |
download | nuttx-eafaeb9398216dacb92de69683ccdda6007efb1d.tar.gz nuttx-eafaeb9398216dacb92de69683ccdda6007efb1d.tar.bz2 nuttx-eafaeb9398216dacb92de69683ccdda6007efb1d.zip |
Move nuttx/examples to apps/examples
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3405 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/examples/nx/nx_events.c')
-rw-r--r-- | apps/examples/nx/nx_events.c | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/apps/examples/nx/nx_events.c b/apps/examples/nx/nx_events.c new file mode 100644 index 000000000..d1074b419 --- /dev/null +++ b/apps/examples/nx/nx_events.c @@ -0,0 +1,337 @@ +/**************************************************************************** + * examples/nx/nx_events.c + * + * Copyright (C) 2008-2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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 <stdint.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <semaphore.h> +#include <debug.h> +#include <errno.h> + +#include <nuttx/nx.h> +#include <nuttx/nxtk.h> +#include "nx_internal.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +static void nxeg_redraw(NXEGWINDOW hwnd, FAR const struct nxgl_rect_s *rect, + bool morem, FAR void *arg); +static void nxeg_position(NXEGWINDOW hwnd, FAR const struct nxgl_size_s *size, + FAR const struct nxgl_point_s *pos, + FAR const struct nxgl_rect_s *bounds, + FAR void *arg); +#ifdef CONFIG_NX_MOUSE +static void nxeg_mousein(NXEGWINDOW hwnd, FAR const struct nxgl_point_s *pos, + uint8_t buttons, FAR void *arg); +#endif + +#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS +static void nxeg_tbredraw(NXEGWINDOW hwnd, FAR const struct nxgl_rect_s *rect, + bool morem, FAR void *arg); +static void nxeg_tbposition(NXEGWINDOW hwnd, FAR const struct nxgl_size_s *size, + FAR const struct nxgl_point_s *pos, + FAR const struct nxgl_rect_s *bounds, + FAR void *arg); +#ifdef CONFIG_NX_MOUSE +static void nxeg_tbmousein(NXEGWINDOW hwnd, FAR const struct nxgl_point_s *pos, + uint8_t buttons, FAR void *arg); +#endif +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +const struct nx_callback_s g_nxcb = +{ + nxeg_redraw, /* redraw */ + nxeg_position /* position */ +#ifdef CONFIG_NX_MOUSE + , nxeg_mousein /* mousein */ +#endif +#ifdef CONFIG_NX_KBD + , nxeg_kbdin /* my kbdin */ +#endif +}; + +#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS +const struct nx_callback_s g_tbcb = +{ + nxeg_tbredraw, /* redraw */ + nxeg_tbposition /* position */ +#ifdef CONFIG_NX_MOUSE + , nxeg_tbmousein /* mousein */ +#endif +#ifdef CONFIG_NX_KBD + , nxeg_tbkbdin /* my kbdin */ +#endif +}; +#endif + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nxeg_fillwindow + ****************************************************************************/ + +static inline void nxeg_fillwindow(NXEGWINDOW hwnd, + FAR const struct nxgl_rect_s *rect, + FAR struct nxeg_state_s *st) +{ + int ret; + +#ifdef CONFIG_EXAMPLES_NX_RAWWINDOWS + ret = nx_fill(hwnd, rect, st->color); + if (ret < 0) + { + message("nxeg_fillwindow: nx_fill failed: %d\n", errno); + } +#else + ret = nxtk_fillwindow(hwnd, rect, st->color); + if (ret < 0) + { + message("nxeg_fillwindow: nxtk_fillwindow failed: %d\n", errno); + } +#endif +#ifdef CONFIG_NX_KBD + nxeg_filltext(hwnd, rect, st); +#endif +} + +/**************************************************************************** + * Name: nxeg_fillwindow + ****************************************************************************/ + +#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS +static inline void nxeg_filltoolbar(NXTKWINDOW htb, + FAR const struct nxgl_rect_s *rect, + nxgl_mxpixel_t color[CONFIG_NX_NPLANES]) +{ + int ret; + + ret = nxtk_filltoolbar(htb, rect, color); + if (ret < 0) + { + message("nxeg_filltoolbar: nxtk_filltoolbar failed: %d\n", errno); + } +} +#endif + +/**************************************************************************** + * Name: nxeg_redraw + ****************************************************************************/ + +static void nxeg_redraw(NXEGWINDOW hwnd, FAR const struct nxgl_rect_s *rect, + bool more, FAR void *arg) +{ + FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg; + message("nxeg_redraw%d: hwnd=%p rect={(%d,%d),(%d,%d)} more=%s\n", + st->wnum, hwnd, + rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y, + more ? "true" : "false"); + + nxeg_fillwindow(hwnd, rect, st); +} + +/**************************************************************************** + * Name: nxeg_position + ****************************************************************************/ + +static void nxeg_position(NXEGWINDOW hwnd, FAR const struct nxgl_size_s *size, + FAR const struct nxgl_point_s *pos, + FAR const struct nxgl_rect_s *bounds, + FAR void *arg) +{ + FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg; + + /* Report the position */ + + message("nxeg_position%d: hwnd=%p size=(%d,%d) pos=(%d,%d) bounds={(%d,%d),(%d,%d)}\n", + st->wnum, hwnd, size->w, size->h, pos->x, pos->y, + bounds->pt1.x, bounds->pt1.y, bounds->pt2.x, bounds->pt2.y); + + /* Have we picked off the window bounds yet? */ + + if (!b_haveresolution) + { + /* Save the window limits (these should be the same for all places and all windows */ + + g_xres = bounds->pt2.x; + g_yres = bounds->pt2.y; + + b_haveresolution = true; + sem_post(&g_semevent); + message("nxeg_position2: Have xres=%d yres=%d\n", g_xres, g_yres); + } +} + +/**************************************************************************** + * Name: nxeg_mousein + ****************************************************************************/ + +#ifdef CONFIG_NX_MOUSE +static void nxeg_mousein(NXEGWINDOW hwnd, FAR const struct nxgl_point_s *pos, + uint8_t buttons, FAR void *arg) +{ + FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg; + message("nxeg_mousein%d: hwnd=%p pos=(%d,%d) button=%02x\n", + st->wnum, hwnd, pos->x, pos->y, buttons); +} +#endif + +/**************************************************************************** + * Name: nxeg_tbredraw + ****************************************************************************/ + +#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS +static void nxeg_tbredraw(NXEGWINDOW hwnd, FAR const struct nxgl_rect_s *rect, + bool more, FAR void *arg) +{ + FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg; + message("nxeg_tbredraw%d: hwnd=%p rect={(%d,%d),(%d,%d)} more=%s\n", + st->wnum, hwnd, + rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y, + more ? "true" : "false"); + nxeg_filltoolbar(hwnd, rect, g_tbcolor); +} +#endif + +/**************************************************************************** + * Name: nxeg_position + ****************************************************************************/ + +#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS +static void nxeg_tbposition(NXEGWINDOW hwnd, FAR const struct nxgl_size_s *size, + FAR const struct nxgl_point_s *pos, + FAR const struct nxgl_rect_s *bounds, + FAR void *arg) +{ + FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg; + + /* Report the position */ + + message("nxeg_ptbosition%d: hwnd=%p size=(%d,%d) pos=(%d,%d) bounds={(%d,%d),(%d,%d)}\n", + st->wnum, hwnd, size->w, size->h, pos->x, pos->y, + bounds->pt1.x, bounds->pt1.y, bounds->pt2.x, bounds->pt2.y); +} +#endif + +/**************************************************************************** + * Name: nxeg_tbmousein + ****************************************************************************/ + +#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS +#ifdef CONFIG_NX_MOUSE +static void nxeg_tbmousein(NXEGWINDOW hwnd, FAR const struct nxgl_point_s *pos, + uint8_t buttons, FAR void *arg) +{ + FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg; + + message("nxeg_tbmousein%d: hwnd=%p pos=(%d,%d) button=%02x\n", + st->wnum, hwnd, pos->x, pos->y, buttons); +} +#endif +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nx_listenerthread + ****************************************************************************/ + +#ifdef CONFIG_NX_MULTIUSER +FAR void *nx_listenerthread(FAR void *arg) +{ + int ret; + + /* Process events forever */ + + for (;;) + { + /* Handle the next event. If we were configured blocking, then + * we will stay right here until the next event is received. Since + * we have dedicated a while thread to servicing events, it would + * be most natural to also select CONFIG_NX_BLOCKING -- if not, the + * following would be a tight infinite loop (unless we added addition + * logic with nx_eventnotify and sigwait to pace it). + */ + + ret = nx_eventhandler(g_hnx); + if (ret < 0) + { + /* An error occurred... assume that we have lost connection with + * the server. + */ + + message("nx_listenerthread: Lost server connection: %d\n", errno); + exit(NXEXIT_LOSTSERVERCONN); + } + + /* If we received a message, we must be connected */ + + if (!g_connected) + { + g_connected = true; + sem_post(&g_semevent); + message("nx_listenerthread: Connected\n"); + } + } +} +#endif |