Trait Ordering

Source

pub trait Ordering {
Show 15 methods    // Required methods
    fn get_keys(&self) -> Vec<Option<String>>;
    fn set_ordering_key_of_posision(
        &mut self,
        i: usize,
        key: Option<String>,
    ) -> Result<()>;
    fn get_ordering_key_of_id(&self, id: i32) -> Option<Option<String>>;
    fn new_ordering_finished(&self);

    // Provided methods
    fn get_key_pos_of_id(&self, id: i32) -> Option<(String, usize)> { ... }
    fn needs_reordering(&self) -> bool { ... }
    fn new_ordering(&mut self) { ... }
    fn check_and_fix_ordering(&mut self) { ... }
    fn get_new_ordering_key(&self, after_id: Option<i32>) -> String { ... }
    fn generate_key_for_after_id(&self, id: i32) -> Result<String> { ... }
    fn generate_key_for_move_up_with_id(&mut self, id: i32) -> Result<String> { ... }
    fn generate_key_for_move_up_with_key(
        &mut self,
        key: String,
    ) -> Result<String> { ... }
    fn generate_key_for_move_down_with_id(&mut self, id: i32) -> Result<String> { ... }
    fn generate_key_for_move_down_with_key(
        &mut self,
        key: String,
    ) -> Result<String> { ... }
    fn generate_key_for_reordering_item_index(
        &self,
        src_index: usize,
        dest_index: usize,
    ) -> Result<String> { ... }
}