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#include <stdlib.h>
#include <string.h>
#include "ui.h"
#include "ui_statusbar.h"
struct statusbar *
init_statusbar(unsigned int y, unsigned int width, chtype attrs, status_func cb_update)
{
struct statusbar *a = calloc(1, sizeof(struct statusbar));
a->y = y;
a->width = width;
a->text = calloc(a->width, sizeof(char));
a->attrs = attrs;
a->status_func = cb_update;
return (a);
}
void
free_statusbar(struct statusbar *a)
{
if (a->text) {
free(a->text);
}
free(a);
}
int
statusbar_cb(WINDOW *win, void *data, bool timed_out)
{
struct statusbar *a = (struct statusbar *) data;
char *tmp;
unsigned int diff_pos = 0;
size_t len;
if (a == NULL) return (UICB_ERR_UNDEF);
attron(a->attrs);
len = strnlen(a->text, a->width);
if (len < a->width) {
diff_pos = (unsigned int) (a->width - len)/2;
}
tmp = (char *) malloc(a->width + 1);
memset(tmp, ' ', a->width);
tmp[a->width] = '\0';
strncpy((tmp + diff_pos), a->text, len);
if (a->status_func != NULL) {
a->status_func(win, a, timed_out);
}
if (win != NULL) {
mvwprintw(win, a->y, 0, tmp);
} else {
mvprintw(a->y, 0, tmp);
}
free(tmp);
attroff(a->attrs);
return (UICB_OK);
}
void
register_statusbar(struct statusbar *a)
{
struct ui_callbacks cbs;
cbs.ui_element = statusbar_cb;
cbs.ui_input = NULL;
register_ui_elt(&cbs, (void *) a, NULL);
}
inline void
set_statusbar_text(struct statusbar *a, const char *text)
{
size_t len = strlen(text);
strncpy(a->text, text, (len > a->width ? a->width : len));
}
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