// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files.git)
// DO NOT EDIT

use glib::translate::*;
use std::cmp;

glib::wrapper! {
    /// An opaque structure representing a path to a row in a model.
    #[derive(Debug, Hash)]
    pub struct TreePath(Boxed<ffi::GtkTreePath>);

    match fn {
        copy => |ptr| ffi::gtk_tree_path_copy(ptr),
        free => |ptr| ffi::gtk_tree_path_free(ptr),
        type_ => || ffi::gtk_tree_path_get_type(),
    }
}

impl TreePath {
    /// Creates a new [`TreePath`][crate::TreePath]
    /// This refers to a row.
    ///
    /// # Returns
    ///
    /// A newly created [`TreePath`][crate::TreePath].
    #[doc(alias = "gtk_tree_path_new")]
    pub fn new() -> TreePath {
        assert_initialized_main_thread!();
        unsafe { from_glib_full(ffi::gtk_tree_path_new()) }
    }

    /// Creates a new [`TreePath`][crate::TreePath].
    ///
    /// The string representation of this path is “0”.
    ///
    /// # Returns
    ///
    /// A new [`TreePath`][crate::TreePath]
    #[doc(alias = "gtk_tree_path_new_first")]
    pub fn new_first() -> TreePath {
        assert_initialized_main_thread!();
        unsafe { from_glib_full(ffi::gtk_tree_path_new_first()) }
    }

    /// Creates a new path with the given `indices` array of `length`.
    /// ## `indices`
    /// array of indices
    ///
    /// # Returns
    ///
    /// A newly created [`TreePath`][crate::TreePath]
    #[doc(alias = "gtk_tree_path_new_from_indicesv")]
    #[doc(alias = "new_from_indicesv")]
    pub fn from_indices(indices: &[i32]) -> TreePath {
        assert_initialized_main_thread!();
        let length = indices.len() as usize;
        unsafe {
            from_glib_full(ffi::gtk_tree_path_new_from_indicesv(
                indices.to_glib_none().0,
                length,
            ))
        }
    }

    /// Creates a new [`TreePath`][crate::TreePath] initialized to `path`.
    ///
    /// `path` is expected to be a colon separated list of numbers.
    /// For example, the string “10:4:0” would create a path of depth
    /// 3 pointing to the 11th child of the root node, the 5th
    /// child of that 11th child, and the 1st child of that 5th child.
    /// If an invalid path string is passed in, [`None`] is returned.
    /// ## `path`
    /// The string representation of a path
    ///
    /// # Returns
    ///
    /// A newly-created [`TreePath`][crate::TreePath]
    #[doc(alias = "gtk_tree_path_new_from_string")]
    #[doc(alias = "new_from_string")]
    pub fn from_string(path: &str) -> Option<TreePath> {
        assert_initialized_main_thread!();
        unsafe { from_glib_full(ffi::gtk_tree_path_new_from_string(path.to_glib_none().0)) }
    }

    /// Appends a new index to a path.
    ///
    /// As a result, the depth of the path is increased.
    /// ## `index_`
    /// the index
    #[doc(alias = "gtk_tree_path_append_index")]
    pub fn append_index(&mut self, index_: i32) {
        unsafe {
            ffi::gtk_tree_path_append_index(self.to_glib_none_mut().0, index_);
        }
    }

    /// Compares two paths.
    ///
    /// If `self` appears before `b` in a tree, then -1 is returned.
    /// If `b` appears before `self`, then 1 is returned.
    /// If the two nodes are equal, then 0 is returned.
    /// ## `b`
    /// a [`TreePath`][crate::TreePath] to compare with
    ///
    /// # Returns
    ///
    /// the relative positions of `self` and `b`
    #[doc(alias = "gtk_tree_path_compare")]
    fn compare(&self, b: &TreePath) -> i32 {
        unsafe { ffi::gtk_tree_path_compare(self.to_glib_none().0, b.to_glib_none().0) }
    }

    /// Moves `self` to point to the first child of the current path.
    #[doc(alias = "gtk_tree_path_down")]
    pub fn down(&mut self) {
        unsafe {
            ffi::gtk_tree_path_down(self.to_glib_none_mut().0);
        }
    }

    /// Returns the current depth of `self`.
    ///
    /// # Returns
    ///
    /// The depth of `self`
    #[doc(alias = "gtk_tree_path_get_depth")]
    #[doc(alias = "get_depth")]
    pub fn depth(&self) -> i32 {
        unsafe { ffi::gtk_tree_path_get_depth(mut_override(self.to_glib_none().0)) }
    }

    /// Returns [`true`] if `descendant` is a descendant of `self`.
    /// ## `descendant`
    /// another [`TreePath`][crate::TreePath]
    ///
    /// # Returns
    ///
    /// [`true`] if `descendant` is contained inside `self`
    #[doc(alias = "gtk_tree_path_is_ancestor")]
    pub fn is_ancestor(&self, descendant: &TreePath) -> bool {
        unsafe {
            from_glib(ffi::gtk_tree_path_is_ancestor(
                mut_override(self.to_glib_none().0),
                mut_override(descendant.to_glib_none().0),
            ))
        }
    }

    /// Returns [`true`] if `self` is a descendant of `ancestor`.
    /// ## `ancestor`
    /// another [`TreePath`][crate::TreePath]
    ///
    /// # Returns
    ///
    /// [`true`] if `ancestor` contains `self` somewhere below it
    #[doc(alias = "gtk_tree_path_is_descendant")]
    pub fn is_descendant(&self, ancestor: &TreePath) -> bool {
        unsafe {
            from_glib(ffi::gtk_tree_path_is_descendant(
                mut_override(self.to_glib_none().0),
                mut_override(ancestor.to_glib_none().0),
            ))
        }
    }

    /// Moves the `self` to point to the next node at the current depth.
    #[doc(alias = "gtk_tree_path_next")]
    pub fn next(&mut self) {
        unsafe {
            ffi::gtk_tree_path_next(self.to_glib_none_mut().0);
        }
    }

    /// Prepends a new index to a path.
    ///
    /// As a result, the depth of the path is increased.
    /// ## `index_`
    /// the index
    #[doc(alias = "gtk_tree_path_prepend_index")]
    pub fn prepend_index(&mut self, index_: i32) {
        unsafe {
            ffi::gtk_tree_path_prepend_index(self.to_glib_none_mut().0, index_);
        }
    }

    /// Moves the `self` to point to the previous node at the
    /// current depth, if it exists.
    ///
    /// # Returns
    ///
    /// [`true`] if `self` has a previous node, and
    ///  the move was made
    #[doc(alias = "gtk_tree_path_prev")]
    pub fn prev(&mut self) -> bool {
        unsafe { from_glib(ffi::gtk_tree_path_prev(self.to_glib_none_mut().0)) }
    }

    #[doc(alias = "gtk_tree_path_to_string")]
    #[doc(alias = "to_string")]
    pub fn to_str(&self) -> Option<glib::GString> {
        unsafe {
            from_glib_full(ffi::gtk_tree_path_to_string(mut_override(
                self.to_glib_none().0,
            )))
        }
    }

    /// Moves the `self` to point to its parent node, if it has a parent.
    ///
    /// # Returns
    ///
    /// [`true`] if `self` has a parent, and the move was made
    #[doc(alias = "gtk_tree_path_up")]
    pub fn up(&mut self) -> bool {
        unsafe { from_glib(ffi::gtk_tree_path_up(self.to_glib_none_mut().0)) }
    }
}

impl Default for TreePath {
    fn default() -> Self {
        Self::new()
    }
}

impl PartialEq for TreePath {
    #[inline]
    fn eq(&self, other: &Self) -> bool {
        self.compare(other) == 0
    }
}

impl Eq for TreePath {}

impl PartialOrd for TreePath {
    #[inline]
    fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {
        self.compare(other).partial_cmp(&0)
    }
}

impl Ord for TreePath {
    #[inline]
    fn cmp(&self, other: &Self) -> cmp::Ordering {
        self.compare(other).cmp(&0)
    }
}