| /* |
| * Copyright (c) 2002, Adam Dunkels. |
| * All rights reserved. |
| * |
| * 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. The name of the author may not be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. |
| * |
| * This file is part of the Contiki desktop environment |
| * |
| * $Id: processes.c,v 1.9 2004/06/06 05:59:21 adamdunkels Exp $ |
| * |
| */ |
| |
| #include "ctk.h" |
| #include "dispatcher.h" |
| #include "loader.h" |
| |
| #define MAX_PROCESSLABELS 13 |
| static struct ctk_window processwindow; |
| static unsigned char ids[MAX_PROCESSLABELS][4]; |
| static struct ctk_label processidlabels[MAX_PROCESSLABELS]; |
| static struct ctk_label processnamelabels[MAX_PROCESSLABELS]; |
| |
| static struct ctk_label killlabel = |
| {CTK_LABEL(0, 14, 12, 1, "Kill process")}; |
| static char killprocnum[5]; |
| static struct ctk_textentry killtextentry = |
| {CTK_TEXTENTRY(13, 14, 3, 1, killprocnum, 4)}; |
| static struct ctk_button killbutton = |
| {CTK_BUTTON(19, 14, 2, "Ok")}; |
| static struct ctk_button processupdatebutton = |
| {CTK_BUTTON(0, 15, 6, "Update")}; |
| static struct ctk_button processclosebutton = |
| {CTK_BUTTON(16, 15, 5, "Close")}; |
| |
| static DISPATCHER_SIGHANDLER(processes_sighandler, s, data); |
| static struct dispatcher_proc p = |
| {DISPATCHER_PROC("Process listing", NULL, processes_sighandler, NULL)}; |
| static ek_id_t id; |
| |
| /*-----------------------------------------------------------------------------------*/ |
| static void |
| update_processwindow(void) |
| { |
| unsigned char i, j, *idsptr; |
| struct dispatcher_proc *p; |
| |
| /* Step through each possible process ID and see if there is a |
| matching process. */ |
| j = 0; |
| for(p = DISPATCHER_PROCS(); p != NULL; p = p->next) { |
| idsptr = ids[j]; |
| i = p->id; |
| idsptr[0] = '0' + i / 100; |
| if(idsptr[0] == '0') { |
| idsptr[0] = ' '; |
| } |
| idsptr[1] = '0' + (i / 10) % 10; |
| idsptr[2] = '0' + i % 10; |
| idsptr[3] = 0; |
| CTK_LABEL_NEW(&processidlabels[j], |
| 0, j + 1, 3, 1, idsptr); |
| CTK_WIDGET_ADD(&processwindow, &processidlabels[j]); |
| |
| CTK_LABEL_NEW(&processnamelabels[j], |
| 4, j + 1, 19, 1, p->name); |
| CTK_WIDGET_ADD(&processwindow, &processnamelabels[j]); |
| |
| ++j; |
| } |
| |
| CTK_WIDGET_ADD(&processwindow, &killlabel); |
| |
| CTK_WIDGET_ADD(&processwindow, &killtextentry); |
| CTK_WIDGET_ADD(&processwindow, &killbutton); |
| |
| CTK_WIDGET_ADD(&processwindow, &processupdatebutton); |
| CTK_WIDGET_ADD(&processwindow, &processclosebutton); |
| CTK_WIDGET_FOCUS(&processwindow, &processupdatebutton); |
| } |
| /*-----------------------------------------------------------------------------------*/ |
| LOADER_INIT_FUNC(processes_init, arg) |
| { |
| arg_free(arg); |
| |
| if(id == EK_ID_NONE) { |
| id = dispatcher_start(&p); |
| |
| ctk_window_new(&processwindow, 23, 16, "Processes"); |
| update_processwindow(); |
| |
| dispatcher_listen(ctk_signal_button_activate); |
| dispatcher_listen(ctk_signal_window_close); |
| } |
| ctk_window_open(&processwindow); |
| } |
| /*-----------------------------------------------------------------------------------*/ |
| static void |
| processes_quit(void) |
| { |
| dispatcher_exit(&p); |
| id = EK_ID_NONE; |
| LOADER_UNLOAD(); |
| } |
| /*-----------------------------------------------------------------------------------*/ |
| static void |
| killproc(void) |
| { |
| int procnum; |
| u8_t i, j; |
| |
| /* Find first zero char in killprocnum string. */ |
| for(i = 0; killprocnum[i] != 0 && |
| i < sizeof(killprocnum); ++i); |
| |
| if(i == 0) { |
| return; |
| } |
| |
| procnum = 0; |
| |
| for(j = 0; j < i; ++j) { |
| procnum = procnum * 10 + (killprocnum[j] - '0'); |
| killprocnum[j] = 0; |
| } |
| |
| dispatcher_emit(dispatcher_signal_quit, NULL, procnum); |
| CTK_WIDGET_REDRAW(&killtextentry); |
| CTK_WIDGET_FOCUS(&processwindow, &processupdatebutton); |
| CTK_WIDGET_REDRAW(&killbutton); |
| CTK_WIDGET_REDRAW(&processupdatebutton); |
| } |
| /*-----------------------------------------------------------------------------------*/ |
| static |
| DISPATCHER_SIGHANDLER(processes_sighandler, s, data) |
| { |
| DISPATCHER_SIGHANDLER_ARGS(s, data); |
| if(s == ctk_signal_button_activate) { |
| if(data == (ek_data_t)&processupdatebutton) { |
| ctk_window_clear(&processwindow); |
| update_processwindow(); |
| ctk_window_open(&processwindow); |
| } else if(data == (ek_data_t)&processclosebutton) { |
| ctk_window_close(&processwindow); |
| processes_quit(); |
| /* ctk_desktop_redraw(processwindow.desktop); */ |
| } else if(data == (ek_data_t)&killbutton) { |
| killproc(); |
| } |
| } else if(s == dispatcher_signal_quit || |
| (s == ctk_signal_window_close && |
| data == (ek_data_t)&processwindow)) { |
| ctk_window_close(&processwindow); |
| processes_quit(); |
| } |
| } |
| /*-----------------------------------------------------------------------------------*/ |