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Show a "No Events" label when there are no events in the filter dialog

Browse source 
Uses profile.c:evn_foreach() to retrieve the number of events, which
if zero, no table is added in the dialog and the label is added instead.

Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Lubomir I. Ivanov 2013-02-25 23:38:01 +02:00 • committed by Dirk Hohndel
parent 31b2a6ffa8
commit aa5f1f0ce2
3 changed files with 11 additions and 6 deletions
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2
dive.h
View file

@ -581,7 +581,7 @@ extern void add_people(const char *string);
extern void add_location(const char *string);
extern void add_suit(const char *string);
extern void remember_event(const char *eventname);
extern void evn_foreach(void (*callback)(const char *, int *, void *), void *data);
extern int evn_foreach(void (*callback)(const char *, int *, void *), void *data);
extern void clear_events(void);
extern int add_new_dive(struct dive *dive);

12
gtk-gui.c
View file

@ -952,7 +952,7 @@ static void create_toggle(const char* label, int *on, void *_data)
static void selectevents_dialog(GtkWidget *w, gpointer data)
{
int result;
GtkWidget *dialog, *frame, *vbox, *table;
GtkWidget *dialog, *frame, *vbox, *table, *label;
dialog = gtk_dialog_new_with_buttons(_("Select Events"),
GTK_WINDOW(main_window),
@ -968,9 +968,13 @@ static void selectevents_dialog(GtkWidget *w, gpointer data)
gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
table = gtk_table_new(1, 4, TRUE);
gtk_container_add(GTK_CONTAINER(frame), table);
evn_foreach(&create_toggle, table);
if (!evn_foreach(&create_toggle, table)) {
g_object_ref_sink(G_OBJECT(table));
label = gtk_label_new(_("\nNo Events\n"));
gtk_container_add(GTK_CONTAINER(frame), label);
} else {
gtk_container_add(GTK_CONTAINER(frame), table);
}
gtk_widget_show_all(dialog);
result = gtk_dialog_run(GTK_DIALOG(dialog));

3
profile.c
View file

@ -303,7 +303,7 @@ static struct ev_select *ev_namelist;
static int evn_allocated;
static int evn_used;
void evn_foreach(void (*callback)(const char *, int *, void *), void *data)
int evn_foreach(void (*callback)(const char *, int *, void *), void *data)
{
int i;
@ -311,6 +311,7 @@ void evn_foreach(void (*callback)(const char *, int *, void *), void *data)
/* here we display an event name on screen - so translate */
callback(_(ev_namelist[i].ev_name), &ev_namelist[i].plot_ev, data);
}
return i;
}
void clear_events(void)