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
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137

// Take a look at the license at the top of the repository in the LICENSE file.

use crate::translate::*;
use crate::Value;
use std::cmp::Ordering;
use std::ops;
use std::slice;

wrapper! {
    #[derive(Debug)]
    #[doc(alias = "GValueArray")]
    pub struct ValueArray(Boxed<gobject_ffi::GValueArray>);

    match fn {
        copy => |ptr| gobject_ffi::g_value_array_copy(mut_override(ptr)),
        free => |ptr| gobject_ffi::g_value_array_free(ptr),
        type_ => || gobject_ffi::g_value_array_get_type(),
    }
}

impl ValueArray {
    #[doc(alias = "g_value_array_new")]
    pub fn new(n_prealloced: u32) -> ValueArray {
        unsafe { from_glib_full(gobject_ffi::g_value_array_new(n_prealloced)) }
    }

    #[doc(alias = "g_value_array_append")]
    pub fn append(&mut self, value: &Value) {
        let value = value.to_glib_none();
        unsafe {
            gobject_ffi::g_value_array_append(self.to_glib_none_mut().0, value.0);
        }
    }

    pub fn is_empty(&self) -> bool {
        self.len() == 0
    }

    pub fn len(&self) -> usize {
        let value = self.to_glib_none();
        value.1.n_values as usize
    }

    #[doc(alias = "get_nth")]
    #[doc(alias = "g_value_array_get_nth")]
    pub fn nth(&self, index_: u32) -> Option<Value> {
        unsafe {
            from_glib_none(gobject_ffi::g_value_array_get_nth(
                mut_override(self.to_glib_none().0),
                index_,
            ))
        }
    }

    #[doc(alias = "g_value_array_insert")]
    pub fn insert(&mut self, index_: u32, value: &Value) {
        let value = value.to_glib_none();
        unsafe {
            gobject_ffi::g_value_array_insert(self.to_glib_none_mut().0, index_, value.0);
        }
    }

    #[doc(alias = "g_value_array_prepend")]
    pub fn prepend(&mut self, value: &Value) {
        let value = value.to_glib_none();
        unsafe {
            gobject_ffi::g_value_array_prepend(self.to_glib_none_mut().0, value.0);
        }
    }

    #[doc(alias = "g_value_array_remove")]
    pub fn remove(&mut self, index_: u32) {
        unsafe {
            gobject_ffi::g_value_array_remove(self.to_glib_none_mut().0, index_);
        }
    }

    #[doc(alias = "g_value_array_sort_with_data")]
    pub fn sort_with_data<F: FnMut(&Value, &Value) -> Ordering>(&mut self, compare_func: F) {
        unsafe extern "C" fn compare_func_trampoline(
            a: ffi::gconstpointer,
            b: ffi::gconstpointer,
            func: ffi::gpointer,
        ) -> i32 {
            let func = func as *mut &mut (dyn FnMut(&Value, &Value) -> Ordering);

            let a = &*(a as *const Value);
            let b = &*(b as *const Value);

            (*func)(a, b).into_glib()
        }
        unsafe {
            let mut func = compare_func;
            let func_obj: &mut (dyn FnMut(&Value, &Value) -> Ordering) = &mut func;
            let func_ptr =
                &func_obj as *const &mut (dyn FnMut(&Value, &Value) -> Ordering) as ffi::gpointer;

            gobject_ffi::g_value_array_sort_with_data(
                self.to_glib_none_mut().0,
                Some(compare_func_trampoline),
                func_ptr,
            );
        }
    }
}

impl ops::Deref for ValueArray {
    type Target = [Value];

    fn deref(&self) -> &[Value] {
        if self.is_empty() {
            return &[];
        }

        unsafe {
            slice::from_raw_parts(
                (*self.to_glib_none().0).values as *const Value,
                (*self.to_glib_none().0).n_values as usize,
            )
        }
    }
}

impl ops::DerefMut for ValueArray {
    fn deref_mut(&mut self) -> &mut [Value] {
        if self.is_empty() {
            return &mut [];
        }

        unsafe {
            slice::from_raw_parts_mut(
                (*self.to_glib_none().0).values as *mut Value,
                (*self.to_glib_none().0).n_values as usize,
            )
        }
    }
}