}
}
+void
+HighlightText (Option *opt, int from, int to, Boolean highlight)
+{
+# define INIT 0x8000
+ static GtkTextIter start, end;
+
+ if(!(opt->min & INIT)) {
+ opt->min |= INIT; // each memo its own init flag!
+ gtk_text_buffer_create_tag(opt->handle, "highlight", "background", "yellow", NULL);
+ gtk_text_buffer_create_tag(opt->handle, "normal", "background", "white", NULL);
+ }
+ gtk_text_buffer_get_iter_at_offset(opt->handle, &start, from);
+ gtk_text_buffer_get_iter_at_offset(opt->handle, &end, to);
+ gtk_text_buffer_apply_tag_by_name(opt->handle, highlight ? "highlight" : "normal", &start, &end);
+}
+
static gboolean
MemoEvent(GtkWidget *widget, GdkEvent *event, gpointer gdata)
{ // handle mouse clicks on text widgets that need it