struct Node *traverse_backward(struct Node *head)
{
if(head==NULL)
return head;
traverse_backward(head->next);
printf("%d",head->data);
return head;
}
Fl_ToggleNode* Fl_ToggleTree::selection(int i) {
int backwards = 0;
if (selection_current_ == 0) {
selection_current_ = traverse_start();
selection_i_ = 0;
} else {
traverse_start(selection_current_);
if (i > selection_i_) {
selection_current_ = traverse_forward();
selection_i_ ++;
} else if (i < selection_i_) {
selection_current_ = traverse_backward();
selection_i_ --;
backwards = 1;
}
}
if (backwards) {
while (selection_current_) {
//printf("traversed bw to:%s\n",selection_current_->label());
if (selection_current_->selected_) {
if (i == selection_i_) {
return selection_current_;
}
selection_i_ --;
}
selection_current_ = traverse_backward();
}
} else {
while (selection_current_) {
if (selection_current_->selected_) {
if (i == selection_i_) {
return selection_current_;
}
selection_i_ ++;
}
selection_current_ = traverse_forward();
}
}
return 0;
}
