1 files changed, 76 insertions, 0 deletions
diff --git a/src/ui_statusbar.c b/src/ui_statusbar.c
new file mode 100644
index 0000000..df88683
--- /dev/null
+++ b/src/ui_statusbar.c
@@ -0,0 +1,76 @@
+#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));
+}