Improve TreeItem API and allow to move nodes
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@ -589,8 +589,8 @@ void FileDialog::update_file_list() {
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files.pop_front();
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}
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if (tree->get_root() && tree->get_root()->get_children() && tree->get_selected() == nullptr) {
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tree->get_root()->get_children()->select(0);
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if (tree->get_root() && tree->get_root()->get_first_child() && tree->get_selected() == nullptr) {
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tree->get_root()->get_first_child()->select(0);
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}
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}
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