lcdproc/server/serverscreens.c

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "../shared/debug.h"

#include "drivers/lcd.h"

#include "clients.h"
#include "screen.h"
#include "screenlist.h"
#include "widget.h"

#include "serverscreens.h"

screen *server_screen;
char *id = "ClientList";
char *name = "Client List";

char title[256] = "LCDproc Server";
char one[256] = "";
char two[256] = "";
char three[256] = "";

int
server_screen_init ()
{
	widget *w;

	debug ("server_screen_init\n");

	server_screen = screen_create ();

	if (!server_screen) {
		fprintf (stderr, "server_screen_init: Error allocating screen\n");
		return -1;
	}

	server_screen->id = id;
	server_screen->name = name;
	server_screen->duration = 8; // 1 second, instead of 4...

	// TODO:  Error-checking?
	widget_add (server_screen, "title", "title", NULL, 1);
	widget_add (server_screen, "one", "string", NULL, 1);
	widget_add (server_screen, "two", "string", NULL, 1);
	widget_add (server_screen, "three", "string", NULL, 1);

	// Now, initialize all the widgets...
	w = widget_find (server_screen, "title");
	if (w) {
		w->text = title;
	} else {
		fprintf (stderr, "server_screen_init: Can't find title\n");
	}

	w = widget_find (server_screen, "one");
	if (w) {
		w->x = 1;
		w->y = 2;
		w->text = one;
	} else {
		fprintf (stderr, "server_screen_init: Can't find widget one\n");
	}

	w = widget_find (server_screen, "two");
	if (w) {
		w->x = 1;
		w->y = 3;
		w->text = two;
	} else {
		fprintf (stderr, "server_screen_init: Can't find widget two\n");
	}

	w = widget_find (server_screen, "three");
	if (w) {
		w->x = 1;
		w->y = 4;
		w->text = three;
	} else {
		fprintf (stderr, "server_screen_init: Can't find widget three\n");
	}

	// And enqueue the screen
	screenlist_add (server_screen);

	debug ("server_screen_init done\n");

	return 0;
}

int
update_server_screen (int timer)
{
	client *c;
	int num_clients;
	screen *s;
	int num_screens;

	// Draw a title...
	//strcpy(title, "LCDproc Server");

	// Now get info on the number of connected clients...
	num_clients = 0;
	num_screens = 0;
	LL_Rewind (clients);
	do {
		c = LL_Get (clients);
		if (c) {
			num_clients++;
			LL_Rewind (c->data->screenlist);
			do {
				s = LL_Get (c->data->screenlist);
				if (s) {
					num_screens++;
				}
			} while (LL_Next (c->data->screenlist) == 0);
		}
	} while (LL_Next (clients) == 0);

	if (lcd.hgt >= 3) {
		sprintf (one, "Clients: %i", num_clients);
		sprintf (two, "Screens: %i", num_screens);
	} else {
		if (lcd.wid >= 20)
			sprintf (one, "%i Client%s, %i Screen%s", num_clients, (num_clients == 1) ? "" : "s", num_screens, (num_screens == 1) ? "" : "s");
		else							  // 16x2 size
			sprintf (one, "%i Cli%s, %i Scr%s", num_clients, (num_clients == 1) ? "" : "s", num_screens, (num_screens == 1) ? "" : "s");
	}

	return 0;
}

int
no_screen_screen (int timer)
{

	lcd.clear ();

	lcd.string (1, 1, "Error:  No screen!");

	lcd.flush ();

	return 0;
}

int
goodbye_screen ()
{
	char
	*b20 = "                    ", *t20 = "  Thanks for using  ",
#ifdef LINUX
	*l20 = " LCDproc and Linux! ",
#else
	*l20 = "      LCDproc!      ",
#endif
	*b16 = "                ", *t16 = "Thanks for using",
#ifdef LINUX
	*l16 = " LCDproc+Linux! ",
#else
	*l16 = "    LCDproc!    ",
#endif
	*nil = "";

	lcd.clear ();

	if (lcd.hgt >= 4) {
		if (lcd.wid >= 20) {
			lcd.string (1, 1, b20);
			lcd.string (1, 2, t20);
			lcd.string (1, 3, l20);
			lcd.string (1, 4, b20);
		} else {
			lcd.string (1, 1, b16);
			lcd.string (1, 2, t16);
			lcd.string (1, 3, l16);
			lcd.string (1, 4, b16);
		}
	} else {
		if (lcd.wid >= 20) {
			lcd.string (1, 1, t20);
			lcd.string (1, 2, l20);
		} else {
			lcd.string (1, 1, t16);
			lcd.string (1, 2, l16);
		}
	}

	lcd.flush ();

	return 0;
}