/**************************************************************************** * examples/nx/nx_main.c * * Copyright (C) 2008 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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 #include #include #include #include #include #include #include #include #include #include "nx_internal.h" /**************************************************************************** * Definitions ****************************************************************************/ /**************************************************************************** * Private Types ****************************************************************************/ /**************************************************************************** * Private Function Prototypes ****************************************************************************/ static void my_redraw(NXWINDOW handle, FAR const struct nxgl_rect_s *rect, boolean more); static void my_position(NXWINDOW handle, FAR const struct nxgl_rect_s *size, FAR const struct nxgl_point_s *pos); #ifdef CONFIG_NX_MOUSE static void my_mousein(NXWINDOW handle, FAR const struct nxgl_point_s *pos, ubyte buttons); #endif #ifdef CONFIG_NX_KBD static void my_kbdin(NXWINDOW handle, ubyte nch, const ubyte *ch); #endif /**************************************************************************** * Private Data ****************************************************************************/ static const struct nx_callback_s g_nxcb = { my_redraw, /* redraw */ my_position /* position */ #ifdef CONFIG_NX_MOUSE , my_mousein /* mousein */ #endif #ifdef CONFIG_NX_KBD , my_kbdin /* my kbdin */ #endif }; /**************************************************************************** * Private Functions ****************************************************************************/ /**************************************************************************** * Name: my_redraw ****************************************************************************/ static void my_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect, boolean more) { message("my_redraw: 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"); } /**************************************************************************** * Name: my_position ****************************************************************************/ static void my_position(NXWINDOW hwnd, FAR const struct nxgl_rect_s *size, FAR const struct nxgl_point_s *pos) { message("my_position: hwnd=%p size={(%d,%d),(%d,%d)} pos=(%d,%d)\n", hwnd, size->pt1.x, size->pt1.y, size->pt2.x, size->pt2.y, pos->x, pos->y); } /**************************************************************************** * Name: my_mousein ****************************************************************************/ #ifdef CONFIG_NX_MOUSE static void my_mousein(NXWINDOW hwnd, FAR const struct nxgl_point_s *pos, ubyte buttons) { message("my_mousein: hwnd=%p pos=(%d,%d) button=%02x\n", hwnd, pos->x, pos->y, buttons); } #endif /**************************************************************************** * Name: ****************************************************************************/ #ifdef CONFIG_NX_KBD static void my_kbdin(NXWINDOW hwnd, ubyte nch, const ubyte *ch) { int i; message("my_kbdin: hwnd=%p nch=%d\n", hwnd, nch); for (i = 0; i < nch; i++) { if (isprint(ch[i])) { message(" ch[%d]= (%02x)", i, ch[i]); } else { message(" ch[%d]=%c (%02x)", i, ch[i], ch[i]); } } } #endif /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * Name: user_initialize ****************************************************************************/ void user_initialize(void) { } /**************************************************************************** * Name: user_start ****************************************************************************/ int user_start(int argc, char *argv[]) { NXHANDLE hnx; NXWINDOW hwnd; #ifndef CONFIG_NX_MULTIUSER FAR struct fb_vtable_s *fb; #else pid_t servrid; #endif nxgl_mxpixel_t color; int exitcode = 0; int ret; #ifdef CONFIG_NX_MULTIUSER /* Start the server task */ message("user_start: Starting nx_servertask task\n"); servrid = task_create("NX Server", 50, CONFIG_EXAMPLES_NX_STACKSIZE, nx_servertask, argv); if (servrid < 0) { message("user_start: Failed to create nx_servertask task: %d\n", errno); exitcode = 1; goto errout; } /* Wait a bit to let the server get started */ sleep(2); /* Connect to the server */ hnx = nx_connect(&g_nxcb); #else /* Initialize the frame buffer device */ message("user_start: Initializing framebuffer\n"); ret = up_fbinitialize(); if (ret < 0) { message("user_start: up_fbinitialize failed: %d\n", -ret); exitcode = 2; goto errout; } fb = up_fbgetvplane(CONFIG_EXAMPLES_NX_VPLANE); if (!fb) { message("user_start: up_fbgetvplane failed, vplane=%d\n", CONFIG_EXAMPLES_NX_VPLANE); exitcode = 3; goto errout; } /* Then open NX */ message("user_start: Open NX\n"); hnx = nx_open(fb, &g_nxcb); #endif message("user_start: NX handle=%p\n", hnx); if (!hnx) { message("user_start: Failed to get NX handle: %d\n", errno); exitcode = 4; goto errout; } /* Set the background to the configured background color */ message("user_start: Set background color=%d\n", CONFIG_EXAMPLES_NX_BGCOLOR); color = CONFIG_EXAMPLES_NX_BGCOLOR; ret = nx_setbgcolor(hnx, &color); if (ret < 0) { message("user_start: nx_setbgcolor failed: %d\n", errno); exitcode = 5; goto errout_with_nx; } /* Create a window */ message("user_start: Create a window\n"); hwnd = nx_openwindow(hnx); message("user_start: NX window=%p\n", hwnd); if (!hwnd) { message("user_start: nx_openwindow failed: %d\n", errno); exitcode = 6; goto errout_with_nx; } /* Close the window */ //errout_with_window: message("user_start: Close window\n"); ret = nx_closewindow(hwnd); if (!hwnd) { message("user_start: nx_openwindow failed: %d\n", errno); exitcode = 7; goto errout_with_nx; } errout_with_nx: #ifdef CONFIG_NX_MULTIUSER /* Disconnect from the server */ message("user_start: Disconnect from the server\n"); nx_disconnect(hnx); #else /* Close the server */ message("user_start: Close NX\n"); nx_close(hnx); #endif errout: return exitcode; }