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add ServerScreen=blank option value

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This commit is contained in:
marschap
2007-05-13 11:13:09 +00:00
parent 3abb526cba
commit 6d1240be95
3 changed files with 117 additions and 51 deletions
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server/serverscreens.c
+99 -47
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@@ -42,6 +42,9 @@ int rotate_server_screen = UNSET_INT;
/* file-local variables */
static int has_hello_msg = 0;
/* file-local function declarations */
static int reset_server_screen(int rotate, int heartbeat, int title);
int
server_screen_init(void)
{
@@ -60,9 +63,6 @@ server_screen_init(void)
}
server_screen->name = "Server screen";
server_screen->duration = RENDER_FREQ; /* 1 second, instead of 4...*/
server_screen->heartbeat = (has_hello_msg) ? HEARTBEAT_OFF : HEARTBEAT_OPEN;
server_screen->priority = (rotate_server_screen == SERVERSCREEN_ON)
? PRI_INFO : PRI_BACKGROUND;
/* Create all the widgets...*/
for (i = 0; i < display_props->height; i++) {
@@ -78,28 +78,32 @@ server_screen_init(void)
w->x = 1;
w->y = i+1;
w->text = calloc(LCD_MAX_WIDTH+1, 1);
}
/* depending on Hello in LCDd.conf set the widgets */
if (has_hello_msg) {
const char *line = config_get_string("Server", "Hello", i, "");
/* set parameters for server_screen and it's widgets */
reset_server_screen(rotate_server_screen, !has_hello_msg, !has_hello_msg);
strncpy(w->text, line, LCD_MAX_WIDTH);
w->text[LCD_MAX_WIDTH] = '\0';
}
else {
if (i == 0) {
w->type = WID_TITLE;
strncpy(w->text, "LCDproc Server", LCD_MAX_WIDTH);
} else {
w->text[0] = '\0';
}
/* set the widgets depending on the Hello option in LCDd.conf */
if (has_hello_msg) { /* show whole Hello message */
int i;
for (i = 0; i < display_props->height; i++) {
const char *line = config_get_string("Server", "Hello", i, "");
char id[8];
sprintf(id, "line%d", i+1);
w = screen_find_widget(server_screen, id);
if ((w != NULL) && (w->text != NULL)) {
strncpy(w->text, line, LCD_MAX_WIDTH);
w->text[LCD_MAX_WIDTH] = '\0';
}
}
}
/* And enqueue the screen*/
/* And enqueue the screen */
screenlist_add(server_screen);
debug(RPT_DEBUG, "server_screen_init done");
debug(RPT_DEBUG, "%s() done", __FUNCTION__);
return 0;
}
@@ -107,7 +111,7 @@ server_screen_init(void)
int
server_screen_shutdown(void)
{
if (!server_screen)
if (server_screen == NULL)
return -1;
screenlist_remove(server_screen);
@@ -115,6 +119,7 @@ server_screen_shutdown(void)
return 0;
}
int
update_server_screen(void)
{
@@ -129,14 +134,17 @@ update_server_screen(void)
/* turn off the Hello message after the first client onnected */
if (has_hello_msg && !hello_done) {
/* TODO:
* checking for num_clients is not really correct; we really
* want num_screens (see also comment in main.c).
* Unfortunately we do only get called if the server screen
* needs to be updated; therefore we get num_screen updated too
* late so that after a client disconnects to quickly (in its
* 1st round of screens showing) num_screens still is 0.
*/
if (num_clients != 0) {
if (!hello_done) {
server_screen->heartbeat = HEARTBEAT_OPEN;
w = screen_find_widget(server_screen, "line1");
w->type = WID_TITLE;
strncpy(w->text, "LCDproc Server", LCD_MAX_WIDTH);
}
if (!hello_done)
reset_server_screen(rotate_server_screen, 1, 1);
hello_done = 1;
}
if (!hello_done)
@@ -148,32 +156,36 @@ update_server_screen(void)
num_screens += client_screen_count(c);
}
/* format strings for the appropriate display size ... */
if (display_props->height >= 3) { /* >2-line display */
w = screen_find_widget(server_screen, "line2");
if (w != NULL) {
snprintf(w->text, LCD_MAX_WIDTH,
"Clients: %i", num_clients);
}
/* update statistics if we do not only want to show a blank screen */
if (rotate_server_screen != SERVERSCREEN_BLANK) {
/* format strings for the appropriate display size ... */
if (display_props->height >= 3) { /* >2-line display */
w = screen_find_widget(server_screen, "line2");
if ((w != NULL) && (w->text != NULL)) {
snprintf(w->text, LCD_MAX_WIDTH,
"Clients: %i", num_clients);
}
w = screen_find_widget(server_screen, "line3");
if (w != NULL) {
snprintf(w->text, LCD_MAX_WIDTH,
"Screens: %i", num_screens);
}
} else { /* 2-line display */
w = screen_find_widget(server_screen, "line2");
if (w != NULL) {
snprintf(w->text, LCD_MAX_WIDTH,
((display_props->width >= 16)
? "Cli: %i Scr: %i"
: "C: %i S: %i"),
num_clients, num_screens);
}
w = screen_find_widget(server_screen, "line3");
if ((w != NULL) && (w->text != NULL)) {
snprintf(w->text, LCD_MAX_WIDTH,
"Screens: %i", num_screens);
}
} else { /* 2-line display */
w = screen_find_widget(server_screen, "line2");
if ((w != NULL) && (w->text != NULL)) {
snprintf(w->text, LCD_MAX_WIDTH,
((display_props->width >= 16)
? "Cli: %i Scr: %i"
: "C: %i S: %i"),
num_clients, num_screens);
}
}
}
return 0;
}
int
goodbye_screen(void)
{
@@ -214,3 +226,43 @@ goodbye_screen(void)
return 0;
}
static int
reset_server_screen(int rotate, int heartbeat, int title)
{
int i;
if (server_screen == NULL)
return -1;
server_screen->heartbeat = (heartbeat && (rotate != SERVERSCREEN_BLANK))
? HEARTBEAT_OPEN : HEARTBEAT_OFF;
server_screen->priority = (rotate == SERVERSCREEN_ON)
? PRI_INFO : PRI_BACKGROUND;
for (i = 0; i < display_props->height; i++) {
char id[8];
Widget *w;
sprintf(id, "line%d", i+1);
w = screen_find_widget(server_screen, id);
if (w != NULL) {
w->x = 1;
w->y = i+1;
w->type = ((i == 0) && (title) && (rotate != SERVERSCREEN_BLANK))
? WID_TITLE : WID_STRING;
if (w->text != NULL) {
w->text[0] = '\0';
if ((i == 0) && (title) && (rotate != SERVERSCREEN_BLANK)) {
strncpy(w->text, "LCDproc Server", LCD_MAX_WIDTH);
w->text[LCD_MAX_WIDTH] = '\0';
}
}
}
}
return 0;
}