osd-contiki/cpu/6502/apps/memstat.c

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/*
* 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: memstat.c,v 1.1 2006/06/17 22:41:20 adamdunkels Exp $
*
*/
#include <stdlib.h>
#include "contiki.h"
#include "ctk/ctk.h"
static struct ctk_window window;
static struct ctk_label freemsg =
{CTK_LABEL(2, 0, 12, 1, "Free memory:")};
static char freemem[6];
static struct ctk_label freenum =
{CTK_LABEL(18, 0, 5, 1, freemem)};
static struct ctk_label lblockmsg =
{CTK_LABEL(2, 2, 14, 1, "Largest block:")};
static char lblock[6];
static struct ctk_label lblocknum =
{CTK_LABEL(18, 2, 5, 1, lblock)};
static struct ctk_button updatebutton =
{CTK_BUTTON(0, 4, 6, "Update")};
static struct ctk_button closebutton =
{CTK_BUTTON(17, 4, 5, "Close")};
PROCESS(memstat_process, "Memory statistics");
/*-----------------------------------------------------------------------------------*/
static void
update(void)
{
int mem;
mem = _heapmemavail();
freemem[0] = (mem/10000) % 10 + '0';
freemem[1] = (mem/1000) % 10 + '0';
freemem[2] = (mem/100) % 10 + '0';
freemem[3] = (mem/10) % 10 + '0';
freemem[4] = (mem) % 10 + '0';
mem = _heapmaxavail();
lblock[0] = (mem/10000) % 10 + '0';
lblock[1] = (mem/1000) % 10 + '0';
lblock[2] = (mem/100) % 10 + '0';
lblock[3] = (mem/10) % 10 + '0';
lblock[4] = (mem) % 10 + '0';
}
/*-----------------------------------------------------------------------------------*/
PROCESS_THREAD(memstat_process, ev, data)
{
PROCESS_BEGIN();
ctk_window_new(&window, 24, 5, "Memory stats");
/* ctk_window_move(&window, 0, 1);*/
CTK_WIDGET_ADD(&window, &freemsg);
CTK_WIDGET_ADD(&window, &freenum);
CTK_WIDGET_ADD(&window, &lblockmsg);
CTK_WIDGET_ADD(&window, &lblocknum);
CTK_WIDGET_ADD(&window, &updatebutton);
CTK_WIDGET_ADD(&window, &closebutton);
CTK_WIDGET_FOCUS(&window, &updatebutton);
update();
ctk_window_open(&window);
while(1) {
PROCESS_WAIT_EVENT();
if(ev == ctk_signal_button_activate) {
if(data == &updatebutton) {
update();
ctk_window_redraw(&window);
} else if(data == &closebutton) {
ctk_window_close(&window);
break;
}
} else if((ev == ctk_signal_window_close &&
data == &window) ||
ev == PROCESS_EVENT_EXIT) {
break;
}
}
PROCESS_END();
}
/*-----------------------------------------------------------------------------------*/