1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT

use crate::TreeModel;
use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem::transmute;

glib::wrapper! {
    /// There is no replacement for this interface. You should
    ///   use [`SortListModel`][crate::SortListModel] to wrap your list model instead
    /// The interface for sortable models used by GtkTreeView
    ///
    /// [`TreeSortable`][crate::TreeSortable] is an interface to be implemented by tree models which
    /// support sorting. The [`TreeView`][crate::TreeView] uses the methods provided by this interface
    /// to sort the model.
    ///
    /// # Implements
    ///
    /// [`TreeSortableExt`][trait@crate::prelude::TreeSortableExt], [`TreeModelExt`][trait@crate::prelude::TreeModelExt], [`TreeSortableExtManual`][trait@crate::prelude::TreeSortableExtManual], [`TreeModelExtManual`][trait@crate::prelude::TreeModelExtManual]
    #[doc(alias = "GtkTreeSortable")]
    pub struct TreeSortable(Interface<ffi::GtkTreeSortable, ffi::GtkTreeSortableIface>) @requires TreeModel;

    match fn {
        type_ => || ffi::gtk_tree_sortable_get_type(),
    }
}

impl TreeSortable {
    pub const NONE: Option<&'static TreeSortable> = None;
}

/// Trait containing all [`struct@TreeSortable`] methods.
///
/// # Implementors
///
/// [`ListStore`][struct@crate::ListStore], [`TreeModelSort`][struct@crate::TreeModelSort], [`TreeSortable`][struct@crate::TreeSortable], [`TreeStore`][struct@crate::TreeStore]
pub trait TreeSortableExt: 'static {
    /// Returns [`true`] if the model has a default sort function. This is used
    /// primarily by GtkTreeViewColumns in order to determine if a model can
    /// go back to the default state, or not.
    ///
    /// # Deprecated since 4.10
    ///
    ///
    /// # Returns
    ///
    /// [`true`], if the model has a default sort function
    #[cfg_attr(feature = "v4_10", deprecated = "Since 4.10")]
    #[doc(alias = "gtk_tree_sortable_has_default_sort_func")]
    fn has_default_sort_func(&self) -> bool;

    /// Emits a `GtkTreeSortable::sort-column-changed` signal on @self.
    ///
    /// # Deprecated since 4.10
    ///
    #[cfg_attr(feature = "v4_10", deprecated = "Since 4.10")]
    #[doc(alias = "gtk_tree_sortable_sort_column_changed")]
    fn sort_column_changed(&self);

    /// The ::sort-column-changed signal is emitted when the sort column
    /// or sort order of @sortable is changed. The signal is emitted before
    /// the contents of @sortable are resorted.
    #[doc(alias = "sort-column-changed")]
    fn connect_sort_column_changed<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}

impl<O: IsA<TreeSortable>> TreeSortableExt for O {
    fn has_default_sort_func(&self) -> bool {
        unsafe {
            from_glib(ffi::gtk_tree_sortable_has_default_sort_func(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn sort_column_changed(&self) {
        unsafe {
            ffi::gtk_tree_sortable_sort_column_changed(self.as_ref().to_glib_none().0);
        }
    }

    fn connect_sort_column_changed<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn sort_column_changed_trampoline<
            P: IsA<TreeSortable>,
            F: Fn(&P) + 'static,
        >(
            this: *mut ffi::GtkTreeSortable,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(TreeSortable::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"sort-column-changed\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    sort_column_changed_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

impl fmt::Display for TreeSortable {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str("TreeSortable")
    }
}