apps/shell/gui-shell.c

   1 /*
   2  * Copyright (c) 2003, Adam Dunkels.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. The name of the author may not be used to endorse or promote
  14  *    products derived from this software without specific prior
  15  *    written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
  18  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  23  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  25  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  *
  29  * This file is part of the Contiki desktop OS.
  30  *
  31  * $Id: gui-shell.c,v 1.6 2008/11/10 22:10:32 oliverschmidt Exp $
  32  *
  33  */
  34
  35 #include "program-handler.h"
  36 #include "contiki.h"
  37
  38 #include "shell.h"
  39
  40 #include "lib/ctk-textentry-cmdline.h"
  41
  42 #include <string.h>
  43
  44 #ifdef SHELL_GUI_CONF_XSIZE
  45 #define SHELL_GUI_XSIZE SHELL_GUI_CONF_XSIZE
  46 #else
  47 #define SHELL_GUI_XSIZE 10
  48 #endif
  49
  50 #ifdef SHELL_GUI_CONF_YSIZE
  51 #define SHELL_GUI_YSIZE SHELL_GUI_CONF_YSIZE
  52 #else
  53 #define SHELL_GUI_YSIZE 10
  54 #endif
  55
  56 static struct ctk_window window;
  57 static char log[SHELL_GUI_XSIZE * SHELL_GUI_YSIZE];
  58 static struct ctk_label loglabel =
  59   {CTK_LABEL(0, 0, SHELL_GUI_XSIZE, SHELL_GUI_YSIZE, log)};
  60 static char command[SHELL_GUI_XSIZE - 1];
  61 static struct ctk_textentry commandentry =
  62   {CTK_TEXTENTRY_INPUT(0, SHELL_GUI_YSIZE, SHELL_GUI_XSIZE - 2, 1, command,
  63                        SHELL_GUI_XSIZE - 2, ctk_textentry_cmdline_input)};
  64
  65 PROCESS(shell_gui_process, "Command shell");
  66
  67 AUTOSTART_PROCESSES(&shell_gui_process);
  68
  69 /*-----------------------------------------------------------------------------------*/
  70 void
  71 shell_default_output(const char *str1, int len1, const char *str2, int len2)
  72 {
  73   static unsigned char i;
  74
  75   for(i = 1; i < SHELL_GUI_YSIZE; ++i) {
  76     memcpy(&log[(i - 1) * SHELL_GUI_XSIZE],
  77            &log[i * SHELL_GUI_XSIZE], SHELL_GUI_XSIZE);
  78   }
  79
  80   if(str1[len1 - 1] == '\n') {
  81     --len1;
  82   }
  83   if(str2[len2 - 1] == '\n') {
  84     --len2;
  85   }
  86
  87   strncpy(&log[(SHELL_GUI_YSIZE - 1) * SHELL_GUI_XSIZE],
  88           str1, SHELL_GUI_XSIZE);
  89   if(len1 < SHELL_GUI_XSIZE) {
  90     strncpy(&log[(SHELL_GUI_YSIZE - 1) * SHELL_GUI_XSIZE] + len1,
  91             str2, SHELL_GUI_XSIZE - len1);
  92     if(len1 + len2 < SHELL_GUI_XSIZE) {
  93       log[(SHELL_GUI_YSIZE - 1) * SHELL_GUI_XSIZE + len1 + len2] = 0;
  94     }
  95   }
  96
  97   CTK_WIDGET_REDRAW(&loglabel);
  98 }
  99 /*-----------------------------------------------------------------------------------*/
 100 void
 101 shell_prompt(char *str)
 102 {
 103 }
 104 /*-----------------------------------------------------------------------------------*/
 105 PROCESS_THREAD(shell_gui_process, ev, data)
 106 {
 107   PROCESS_BEGIN();
 108
 109   ctk_window_new(&window, SHELL_GUI_XSIZE,
 110                  SHELL_GUI_YSIZE + 1, "Command shell");
 111   CTK_WIDGET_ADD(&window, &loglabel);
 112   /*    CTK_WIDGET_SET_FLAG(&loglabel, CTK_WIDGET_FLAG_MONOSPACE);*/
 113   CTK_WIDGET_ADD(&window, &commandentry);
 114   /*    CTK_WIDGET_SET_FLAG(&commandentry, CTK_WIDGET_FLAG_MONOSPACE);*/
 115   CTK_WIDGET_FOCUS(&window, &commandentry);
 116
 117   shell_init();
 118   shell_file_init();
 119   shell_ps_init();
 120   shell_run_init();
 121   shell_text_init();
 122   shell_time_init();
 123   shell_wget_init();
 124
 125   ctk_window_open(&window);
 126
 127   while(1) {
 128     PROCESS_WAIT_EVENT();
 129
 130     if(ev == ctk_signal_widget_activate &&
 131        data == (process_data_t)&commandentry) {
 132       int command_len = (int)strlen(command);
 133       shell_default_output("> ", 2, command, command_len);
 134       shell_input(command, command_len);
 135       if(shell_gui_process.state) {
 136         CTK_TEXTENTRY_CLEAR(&commandentry);
 137         CTK_WIDGET_REDRAW(&commandentry);
 138       }
 139     } else if(ev == ctk_signal_window_close ||
 140               ev == PROCESS_EVENT_EXIT) {
 141       shell_quit();
 142       ctk_window_close(&window);
 143       process_exit(&shell_gui_process);
 144       LOADER_UNLOAD();
 145     }
 146   }
 147   PROCESS_END();
 148 }
 149 /*-----------------------------------------------------------------------------------*/