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use glib_sys;
use gobject_sys;
use std::cmp::Ordering;
use std::ops;
use std::slice;
use translate::*;
use Value;
glib_wrapper! {
#[derive(Debug)]
pub struct ValueArray(Boxed<gobject_sys::GValueArray>);
match fn {
copy => |ptr| gobject_sys::g_value_array_copy(mut_override(ptr)),
free => |ptr| gobject_sys::g_value_array_free(ptr),
get_type => || gobject_sys::g_value_array_get_type(),
}
}
impl ValueArray {
pub fn new(n_prealloced: u32) -> ValueArray {
unsafe { from_glib_full(gobject_sys::g_value_array_new(n_prealloced)) }
}
pub fn append(&mut self, value: &Value) {
let value = value.to_glib_none();
unsafe {
gobject_sys::g_value_array_append(self.to_glib_none_mut().0, value.0);
}
}
pub fn get_nth(&self, index_: u32) -> Option<Value> {
unsafe {
from_glib_none(gobject_sys::g_value_array_get_nth(
mut_override(self.to_glib_none().0),
index_,
))
}
}
pub fn insert(&mut self, index_: u32, value: &Value) {
let value = value.to_glib_none();
unsafe {
gobject_sys::g_value_array_insert(self.to_glib_none_mut().0, index_, value.0);
}
}
pub fn prepend(&mut self, value: &Value) {
let value = value.to_glib_none();
unsafe {
gobject_sys::g_value_array_prepend(self.to_glib_none_mut().0, value.0);
}
}
pub fn remove(&mut self, index_: u32) {
unsafe {
gobject_sys::g_value_array_remove(self.to_glib_none_mut().0, index_);
}
}
pub fn sort_with_data<F: FnMut(&Value, &Value) -> Ordering>(&mut self, compare_func: F) {
unsafe extern "C" fn compare_func_trampoline(
a: glib_sys::gconstpointer,
b: glib_sys::gconstpointer,
func: glib_sys::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);
match (*func)(&a, &b) {
Ordering::Less => -1,
Ordering::Equal => 0,
Ordering::Greater => 1,
}
}
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 glib_sys::gpointer;
gobject_sys::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] {
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] {
unsafe {
slice::from_raw_parts_mut(
(*self.to_glib_none().0).values as *mut Value,
(*self.to_glib_none().0).n_values as usize,
)
}
}
}