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
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
// Take a look at the license at the top of the repository in the LICENSE file.

#![allow(clippy::needless_doctest_main)]
// rustdoc-stripper-ignore-next
//! Module containing infrastructure for subclassing `GObject`s and registering boxed types.
//!
//! # Example for registering a `glib::Object` subclass
//!
//! The following code implements a subclass of `glib::Object` with a
//! string-typed "name" property.
//!
//! ```rust
//! use glib::prelude::*;
//! use glib::subclass;
//! use glib::subclass::prelude::*;
//! use glib::{Variant, VariantType};
//!
//! use std::cell::{Cell, RefCell};
//!
//! #[derive(Debug, Eq, PartialEq, Clone, Copy, glib::Enum)]
//! #[repr(u32)]
//! // type_name: GType name of the enum (mandatory)
//! #[enum_type(name = "SimpleObjectAnimal")]
//! enum Animal {
//!     Goat = 0,
//!     #[enum_value(name = "The Dog")]
//!     Dog = 1,
//!     // name: the name of the GEnumValue (optional), default to the enum name in CamelCase
//!     // nick: the nick of the GEnumValue (optional), default to the enum name in kebab-case
//!     #[enum_value(name = "The Cat", nick = "chat")]
//!     Cat = 2,
//! }
//!
//! impl Default for Animal {
//!     fn default() -> Self {
//!         Animal::Goat
//!     }
//! }
//!
//! #[glib::flags(name = "MyFlags")]
//! enum MyFlags {
//!     #[flags_value(name = "Flag A", nick = "nick-a")]
//!     A = 0b00000001,
//!     #[flags_value(name = "Flag B")]
//!     B = 0b00000010,
//!     #[flags_value(skip)]
//!     AB = Self::A.bits() | Self::B.bits(),
//!     C = 0b00000100,
//! }
//!
//! impl Default for MyFlags {
//!     fn default() -> Self {
//!         MyFlags::A
//!     }
//! }
//!
//! mod imp {
//!     use super::*;
//!
//!     // This is the struct containing all state carried with
//!     // the new type. Generally this has to make use of
//!     // interior mutability.
//!     // If it implements the `Default` trait, then `Self::default()`
//!     // will be called every time a new instance is created.
//!     #[derive(Default)]
//!     pub struct SimpleObject {
//!         name: RefCell<Option<String>>,
//!         animal: Cell<Animal>,
//!         flags: Cell<MyFlags>,
//!         variant: RefCell<Option<Variant>>,
//!     }
//!
//!     // ObjectSubclass is the trait that defines the new type and
//!     // contains all information needed by the GObject type system,
//!     // including the new type's name, parent type, etc.
//!     // If you do not want to implement `Default`, you can provide
//!     // a `new()` method.
//!     #[glib::object_subclass]
//!     impl ObjectSubclass for SimpleObject {
//!         // This type name must be unique per process.
//!         const NAME: &'static str = "SimpleObject";
//!
//!         type Type = super::SimpleObject;
//!
//!         // The parent type this one is inheriting from.
//!         // Optional, if not specified it defaults to `glib::Object`
//!         type ParentType = glib::Object;
//!
//!         // Interfaces this type implements.
//!         // Optional, if not specified it defaults to `()`
//!         type Interfaces = ();
//!     }
//!
//!     // Trait that is used to override virtual methods of glib::Object.
//!     impl ObjectImpl for SimpleObject {
//!         // Called once in the very beginning to list all properties of this class.
//!         fn properties() -> &'static [glib::ParamSpec] {
//!             use once_cell::sync::Lazy;
//!             static PROPERTIES: Lazy<Vec<glib::ParamSpec>> = Lazy::new(|| {
//!                 vec![
//!                     glib::ParamSpecString::builder("name")
//!                         .build(),
//!                     glib::ParamSpecEnum::builder::<Animal>("animal", Animal::default())
//!                         .build(),
//!                     glib::ParamSpecFlags::builder::<MyFlags>("flags")
//!                         .default_value(MyFlags::default())
//!                         .build(),
//!                     glib::ParamSpecVariant::builder("variant", glib::VariantTy::ANY)
//!                         .build(),
//!                 ]
//!             });
//!
//!             PROPERTIES.as_ref()
//!         }
//!
//!         // Called whenever a property is set on this instance. The id
//!         // is the same as the index of the property in the PROPERTIES array.
//!         fn set_property(&self, _id: usize, value: &glib::Value, pspec: &glib::ParamSpec) {
//!             match pspec.name() {
//!                 "name" => {
//!                     let name = value
//!                         .get()
//!                         .expect("type conformity checked by `Object::set_property`");
//!                     self.name.replace(name);
//!                 },
//!                 "animal" => {
//!                     let animal = value
//!                         .get()
//!                         .expect("type conformity checked by `Object::set_property`");
//!                     self.animal.replace(animal);
//!                 },
//!                 "flags" => {
//!                     let flags = value
//!                         .get()
//!                         .expect("type conformity checked by `Object::set_property`");
//!                     self.flags.replace(flags);
//!                 },
//!                 "variant" => {
//!                     let variant = value
//!                         .get()
//!                         .expect("type conformity checked by `Object::set_property`");
//!                     self.variant.replace(variant);
//!                 },
//!                 _ => unimplemented!(),
//!             }
//!         }
//!
//!         // Called whenever a property is retrieved from this instance. The id
//!         // is the same as the index of the property in the PROPERTIES array.
//!         fn property(&self, _id: usize, pspec: &glib::ParamSpec) -> glib::Value {
//!             match pspec.name() {
//!                 "name" => self.name.borrow().to_value(),
//!                 "animal" => self.animal.get().to_value(),
//!                 "flags" => self.flags.get().to_value(),
//!                 "variant" => self.variant.borrow().to_value(),
//!                 _ => unimplemented!(),
//!             }
//!         }
//!
//!         // Called right after construction of the instance.
//!         fn constructed(&self) {
//!             // Chain up to the parent type's implementation of this virtual
//!             // method.
//!             self.parent_constructed();
//!
//!             // And here we could do our own initialization.
//!         }
//!     }
//! }
//!
//! // Optionally, define a wrapper type to make it more ergonomic to use from Rust
//! glib::wrapper! {
//!     pub struct SimpleObject(ObjectSubclass<imp::SimpleObject>);
//! }
//!
//! impl SimpleObject {
//!     // Create an object instance of the new type.
//!     pub fn new() -> Self {
//!         glib::Object::new(&[])
//!     }
//! }
//!
//! pub fn main() {
//!     let obj = SimpleObject::new();
//!
//!     // Get the name property and change its value.
//!     assert_eq!(obj.property::<Option<String>>("name"), None);
//!     obj.set_property("name", "test");
//!     assert_eq!(&obj.property::<String>("name"), "test");
//!
//!     assert_eq!(obj.property::<Animal>("animal"), Animal::Goat);
//!     obj.set_property("animal", Animal::Cat);
//!     assert_eq!(obj.property::<Animal>("animal"), Animal::Cat);
//!
//!     assert_eq!(obj.property::<MyFlags>("flags"), MyFlags::A);
//!     obj.set_property("flags", MyFlags::B);
//!     assert_eq!(obj.property::<MyFlags>("flags"), MyFlags::B);
//! }
//! ```
//!
//! # Example for registering a boxed type for a Rust struct
//!
//! The following code boxed type for a tuple struct around `String` and uses it in combination
//! with `glib::Value`.
//!
//! ```rust
//! use glib::prelude::*;
//! use glib::subclass;
//! use glib::subclass::prelude::*;
//!
//! #[derive(Clone, Debug, PartialEq, Eq, glib::Boxed)]
//! #[boxed_type(name = "MyBoxed")]
//! struct MyBoxed(String);
//!
//! pub fn main() {
//!     assert!(MyBoxed::static_type().is_valid());
//!
//!     let b = MyBoxed(String::from("abc"));
//!     let v = b.to_value();
//!     let b2 = v.get::<&MyBoxed>().unwrap();
//!     assert_eq!(&b, b2);
//! }
//! ```

pub mod basic;
#[macro_use]
pub mod types;

#[macro_use]
pub mod interface;

#[macro_use]
pub mod object;

#[macro_use]
pub mod boxed;

pub mod shared;

pub mod signal;

mod object_impl_ref;
pub use object_impl_ref::{ObjectImplRef, ObjectImplWeakRef};

pub mod prelude {
    // rustdoc-stripper-ignore-next
    //! Prelude that re-exports all important traits from this crate.
    pub use super::boxed::BoxedType;
    pub use super::interface::{ObjectInterface, ObjectInterfaceExt, ObjectInterfaceType};
    pub use super::object::{ObjectClassSubclassExt, ObjectImpl, ObjectImplExt};
    pub use super::shared::{RefCounted, SharedType};
    pub use super::types::{
        ClassStruct, InstanceStruct, InstanceStructExt, IsImplementable, IsSubclassable,
        IsSubclassableExt, ObjectSubclass, ObjectSubclassExt, ObjectSubclassIsExt,
        ObjectSubclassType,
    };
}

pub use self::boxed::register_boxed_type;
pub use self::interface::register_interface;
pub use self::signal::{
    Signal, SignalClassHandlerToken, SignalId, SignalInvocationHint, SignalQuery, SignalType,
};
pub use self::types::{register_type, InitializingObject, InitializingType, TypeData};