subsurface/info.c
Linus Torvalds 968aa28155 Do something half-way sane (no SIGSEGV) when there are no dives
It just leaves ugly blank areas, but whatever.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-08-31 16:40:22 -07:00

69 lines
1.6 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include "dive.h"
#include "display.h"
static GtkWidget *datetime, *depth, *duration;
void update_dive_info(struct dive *dive)
{
struct tm *tm;
char buffer[80];
if (!dive) {
gtk_entry_set_text(GTK_ENTRY(datetime), "no dive");
gtk_entry_set_text(GTK_ENTRY(depth), "");
gtk_entry_set_text(GTK_ENTRY(duration), "");
return;
}
tm = gmtime(&dive->when);
snprintf(buffer, sizeof(buffer),
"%04d-%02d-%02d "
"%02d:%02d:%02d",
tm->tm_year+1900, tm->tm_mon+1, tm->tm_mday,
tm->tm_hour, tm->tm_min, tm->tm_sec);
gtk_entry_set_text(GTK_ENTRY(datetime), buffer);
snprintf(buffer, sizeof(buffer),
"%d ft",
to_feet(dive->maxdepth));
gtk_entry_set_text(GTK_ENTRY(depth), buffer);
snprintf(buffer, sizeof(buffer),
"%d min",
dive->duration.seconds / 60);
gtk_entry_set_text(GTK_ENTRY(duration), buffer);
}
GtkWidget *dive_info_frame(void)
{
GtkWidget *frame;
GtkWidget *hbox;
frame = gtk_frame_new("Dive info");
gtk_widget_show(frame);
hbox = gtk_hbox_new(FALSE, 5);
gtk_container_add(GTK_CONTAINER(frame), hbox);
datetime = gtk_entry_new();
gtk_editable_set_editable(GTK_EDITABLE(datetime), FALSE);
gtk_box_pack_start(GTK_BOX(hbox), datetime, FALSE, FALSE, 0);
depth = gtk_entry_new();
gtk_editable_set_editable(GTK_EDITABLE(depth), FALSE);
gtk_box_pack_start(GTK_BOX(hbox), depth, FALSE, FALSE, 0);
duration = gtk_entry_new();
gtk_editable_set_editable(GTK_EDITABLE(duration), FALSE);
gtk_box_pack_start(GTK_BOX(hbox), duration, FALSE, FALSE, 0);
update_dive_info(current_dive);
return frame;
}