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Diffstat (limited to 'apps/examples/nxterm/nxterm_wndo.c')
-rw-r--r-- | apps/examples/nxterm/nxterm_wndo.c | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/apps/examples/nxterm/nxterm_wndo.c b/apps/examples/nxterm/nxterm_wndo.c new file mode 100644 index 000000000..9b9edff77 --- /dev/null +++ b/apps/examples/nxterm/nxterm_wndo.c @@ -0,0 +1,208 @@ +/**************************************************************************** + * examples/nxterm/nxterm_wndo.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 <stdint.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <string.h> +#include <semaphore.h> +#include <errno.h> +#include <debug.h> + +#include <nuttx/nx/nx.h> +#include <nuttx/nx/nxfonts.h> + +#include "nxterm_internal.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +static void nxwndo_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect, + bool morem, FAR void *arg); +static void nxwndo_position(NXWINDOW 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_XYINPUT +static void nxwndo_mousein(NXWINDOW hwnd, FAR const struct nxgl_point_s *pos, + uint8_t buttons, FAR void *arg); +#endif + +#ifdef CONFIG_NX_KBD +static void nxwndo_kbdin(NXWINDOW hwnd, uint8_t nch, FAR const uint8_t *ch, + FAR void *arg); +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/* Background window call table */ + +const struct nx_callback_s g_nxtermcb = +{ + nxwndo_redraw, /* redraw */ + nxwndo_position /* position */ +#ifdef CONFIG_NX_XYINPUT + , nxwndo_mousein /* mousein */ +#endif +#ifdef CONFIG_NX_KBD + , nxwndo_kbdin /* my kbdin */ +#endif +}; + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nxwndo_redraw + ****************************************************************************/ + +static void nxwndo_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect, + bool more, FAR void *arg) +{ + nxgl_mxpixel_t wcolor[CONFIG_NX_NPLANES]; + + gvdbg("hwnd=%p rect={(%d,%d),(%d,%d)} more=%s\n", + hwnd, rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y, + more ? "true" : "false"); + + /* Don't attempt to redraw if the driver has not yet been opened */ + + if (g_nxterm_vars.hdrvr) + { + /* Inform the NX console of the redraw request */ + + nxterm_redraw(g_nxterm_vars.hdrvr, rect, more); + } + else + { + /* If the driver has not been opened, then just redraw the window color */ + + wcolor[0] = CONFIG_EXAMPLES_NXCON_WCOLOR; + (void)nxtk_fillwindow(hwnd, rect, wcolor); + } +} + +/**************************************************************************** + * Name: nxwndo_position + ****************************************************************************/ + +static void nxwndo_position(NXWINDOW 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) +{ + /* Report the position */ + + gvdbg("hwnd=%p size=(%d,%d) pos=(%d,%d) bounds={(%d,%d),(%d,%d)}\n", + 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 (!g_nxterm_vars.haveres) + { + /* Save the background window handle */ + + g_nxterm_vars.hwnd = hwnd; + + /* Save the background window size */ + + g_nxterm_vars.wndo.wsize.w = size->w; + g_nxterm_vars.wndo.wsize.h = size->h; + + /* Save the window limits (these should be the same for all places and all windows */ + + g_nxterm_vars.xres = bounds->pt2.x + 1; + g_nxterm_vars.yres = bounds->pt2.y + 1; + + g_nxterm_vars.haveres = true; + sem_post(&g_nxterm_vars.eventsem); + gvdbg("Have xres=%d yres=%d\n", g_nxterm_vars.xres, g_nxterm_vars.yres); + } +} + +/**************************************************************************** + * Name: nxwndo_mousein + ****************************************************************************/ + +#ifdef CONFIG_NX_XYINPUT +static void nxwndo_mousein(NXWINDOW hwnd, FAR const struct nxgl_point_s *pos, + uint8_t buttons, FAR void *arg) +{ + gvdbg("hwnd=%p pos=(%d,%d) button=%02x\n", + hwnd, pos->x, pos->y, buttons); +} +#endif + +/**************************************************************************** + * Name: nxwndo_kbdin + ****************************************************************************/ + +#ifdef CONFIG_NX_KBD +static void nxwndo_kbdin(NXWINDOW hwnd, uint8_t nch, FAR const uint8_t *ch, + FAR void *arg) +{ + gvdbg("hwnd=%p nch=%d\n", hwnd, nch); + (void)write(1, ch, nch); +} +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ |