mirror of
https://github.com/oliverschmidt/contiki.git
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193 lines
5.9 KiB
C
193 lines
5.9 KiB
C
/*
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* Copyright (c) 2002, Adam Dunkels.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This file is part of the Contiki desktop environment
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*
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* $Id: process-list.c,v 1.8 2008/02/08 22:51:27 oliverschmidt Exp $
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*
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*/
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#include "ctk/ctk.h"
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#include "contiki.h"
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#include <string.h>
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#ifdef PROCESSLIST_CONF_HEIGHT
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#define PROCESSLIST_HEIGHT PROCESSLIST_CONF_HEIGHT
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#else /* PROCESSLIST_CONF_HEIGHT */
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#define PROCESSLIST_HEIGHT 16
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#endif /* PROCESSLIST_CONF_HEIGHT */
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#define MAX_PROCESSLABELS 13
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static struct ctk_window processwindow;
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static struct {struct process *p; char id[2];} processes[MAX_PROCESSLABELS];
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static struct ctk_label processidlabels[MAX_PROCESSLABELS];
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static struct ctk_label processnamelabels[MAX_PROCESSLABELS];
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static struct ctk_label killlabel =
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{CTK_LABEL(0, PROCESSLIST_HEIGHT - 2, 12, 1, "Kill process")};
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static char killprocnum[3];
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static struct ctk_textentry killtextentry =
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{CTK_TEXTENTRY(13, PROCESSLIST_HEIGHT - 2, 2, 1, killprocnum, 2)};
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static struct ctk_button killbutton =
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{CTK_BUTTON(19, PROCESSLIST_HEIGHT - 2, 2, "Ok")};
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static struct ctk_button processupdatebutton =
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{CTK_BUTTON(0, PROCESSLIST_HEIGHT - 1, 6, "Update")};
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static struct ctk_button processclosebutton =
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{CTK_BUTTON(19, PROCESSLIST_HEIGHT - 1, 5, "Close")};
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PROCESS(processes_process, "Process listing");
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AUTOSTART_PROCESSES(&processes_process);
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enum {
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EVENT_UPDATE
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};
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/*-----------------------------------------------------------------------------------*/
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static void
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update_processwindow(void)
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{
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unsigned char i;
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struct process *p;
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char *idptr;
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i = 0;
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for(p = PROCESS_LIST(); p != NULL && i < MAX_PROCESSLABELS; p = p->next) {
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processes[i].p = p;
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idptr = processes[i].id;
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idptr[0] = '0' + (i / 10) % 10;
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idptr[1] = '0' + i % 10;
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CTK_LABEL_NEW(&processidlabels[i],
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1, i + 1, 2, 1, idptr);
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CTK_WIDGET_ADD(&processwindow, &processidlabels[i]);
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CTK_LABEL_NEW(&processnamelabels[i],
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4, i + 1, 22, 1, (char *)p->name);
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CTK_WIDGET_ADD(&processwindow, &processnamelabels[i]);
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++i;
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}
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CTK_WIDGET_ADD(&processwindow, &killlabel);
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CTK_WIDGET_ADD(&processwindow, &killtextentry);
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CTK_WIDGET_ADD(&processwindow, &killbutton);
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CTK_WIDGET_ADD(&processwindow, &processupdatebutton);
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CTK_WIDGET_ADD(&processwindow, &processclosebutton);
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CTK_WIDGET_FOCUS(&processwindow, &processupdatebutton);
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}
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/*-----------------------------------------------------------------------------------*/
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static void
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processes_quit(void)
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{
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process_exit(&processes_process);
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LOADER_UNLOAD();
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}
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/*-----------------------------------------------------------------------------------*/
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static void
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killproc(void)
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{
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unsigned char procnum, valid, i;
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struct process *p;
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procnum = 0;
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valid = 0;
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for(i = 0; i < 2; ++i) {
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if(killprocnum[i] >= '0' && killprocnum[i] <= '9') {
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procnum = procnum * 10 + (killprocnum[i] - '0');
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valid = 1;
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}
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}
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if(valid == 0) {
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return;
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}
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/* Make sure the process ID exists. */
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for(p = PROCESS_LIST(); p != NULL; p = p->next) {
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if(p == processes[procnum].p) {
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break;
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}
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}
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if(p != NULL) {
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process_post(p, PROCESS_EVENT_EXIT, NULL);
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CTK_WIDGET_FOCUS(&processwindow, &processupdatebutton);
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CTK_WIDGET_REDRAW(&killbutton);
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CTK_WIDGET_REDRAW(&processupdatebutton);
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}
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CTK_TEXTENTRY_CLEAR(&killtextentry);
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CTK_WIDGET_REDRAW(&killtextentry);
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}
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/*-----------------------------------------------------------------------------------*/
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PROCESS_THREAD(processes_process, ev, data)
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{
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PROCESS_BEGIN();
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ctk_window_new(&processwindow, 26, PROCESSLIST_HEIGHT, "Processes");
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update_processwindow();
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ctk_window_open(&processwindow);
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while(1) {
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PROCESS_WAIT_EVENT();
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if(ev == EVENT_UPDATE) {
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ctk_window_clear(&processwindow);
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update_processwindow();
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ctk_window_open(&processwindow);
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} else if(ev == ctk_signal_button_activate) {
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if(data == (process_data_t)&processupdatebutton) {
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ctk_window_clear(&processwindow);
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update_processwindow();
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ctk_window_open(&processwindow);
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} else if(data == (process_data_t)&processclosebutton) {
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ctk_window_close(&processwindow);
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processes_quit();
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/* ctk_desktop_redraw(processwindow.desktop); */
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} else if(data == (process_data_t)&killbutton) {
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killproc();
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}
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} else if(ev == PROCESS_EVENT_EXIT ||
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(ev == ctk_signal_window_close &&
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data == (process_data_t)&processwindow)) {
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ctk_window_close(&processwindow);
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processes_quit();
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}
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}
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PROCESS_END();
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}
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/*-----------------------------------------------------------------------------------*/
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