logo
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

// Copyright © SixtyFPS GmbH <info@slint-ui.com>
// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-commercial

// cSpell: ignore sharedvector swrenderer textlayout

#![doc = include_str!("README.md")]
#![doc(html_logo_url = "https://slint-ui.com/logo/slint-logo-square-light.svg")]
#![deny(unsafe_code)]
#![cfg_attr(not(feature = "std"), no_std)]
extern crate alloc;

/// Unsafe module that is only enabled when the unsafe_single_core feature is on.
/// It re-implements the thread_local macro with statics
#[cfg(feature = "unsafe_single_core")]
pub mod unsafe_single_core {
    #![allow(unsafe_code)]
    #[macro_export]
    macro_rules! thread_local_ {
        ($(#[$($meta:tt)*])* $vis:vis static $ident:ident : $ty:ty = $expr:expr) => {
            $(#[$($meta)*])*
            $vis static $ident: crate::unsafe_single_core::FakeThreadStorage<$ty> = {
                fn init() -> $ty { $expr }
                crate::unsafe_single_core::FakeThreadStorage::new(init)
            };
        };
    }
    pub struct FakeThreadStorage<T, F = fn() -> T>(once_cell::unsync::OnceCell<T>, F);
    impl<T, F> FakeThreadStorage<T, F> {
        pub const fn new(f: F) -> Self {
            Self(once_cell::unsync::OnceCell::new(), f)
        }
    }
    impl<T> FakeThreadStorage<T> {
        pub fn with<R>(&self, f: impl FnOnce(&T) -> R) -> R {
            f(self.0.get_or_init(self.1))
        }
        pub fn try_with<R>(&self, f: impl FnOnce(&T) -> R) -> Result<R, ()> {
            Ok(f(self.0.get().ok_or(())?))
        }
    }
    // Safety: the unsafe_single_core feature means we will only be called from a single thread
    unsafe impl<T, F> Send for FakeThreadStorage<T, F> {}
    unsafe impl<T, F> Sync for FakeThreadStorage<T, F> {}

    pub use thread_local_ as thread_local;

    pub struct OnceCell<T>(once_cell::unsync::OnceCell<T>);
    impl<T> OnceCell<T> {
        pub const fn new() -> Self {
            Self(once_cell::unsync::OnceCell::new())
        }
        pub fn get(&self) -> Option<&T> {
            self.0.get()
        }
        pub fn get_or_init(&self, f: impl FnOnce() -> T) -> &T {
            self.0.get_or_init(f)
        }
    }

    // Safety: the unsafe_single_core feature means we will only be called from a single thread
    unsafe impl<T> Send for OnceCell<T> {}
    unsafe impl<T> Sync for OnceCell<T> {}
}

pub mod accessibility;
pub mod animations;
pub mod api;
pub mod backend;
pub mod callbacks;
pub mod component;
pub mod graphics;
pub mod input;
pub mod item_focus;
pub mod item_rendering;
pub mod item_tree;
pub mod items;
pub mod layout;
pub mod lengths;
pub mod model;
pub mod properties;
pub mod sharedvector;
pub mod slice;
pub mod string;
#[cfg(feature = "swrenderer")]
pub mod swrenderer;
pub mod tests;
pub mod timers;
pub mod window;

#[cfg(feature = "rtti")]
pub mod rtti;

#[cfg(feature = "text_layout")]
pub mod textlayout;

#[doc(inline)]
pub use string::SharedString;

#[doc(inline)]
pub use sharedvector::SharedVector;

#[doc(inline)]
pub use graphics::{ImageInner, StaticTextures};

#[doc(inline)]
pub use properties::Property;

#[doc(inline)]
pub use callbacks::Callback;

#[doc(inline)]
pub use graphics::Color;

#[doc(inline)]
pub use graphics::Brush;

#[doc(inline)]
pub use graphics::RgbaColor;

#[cfg(feature = "std")]
#[doc(inline)]
pub use graphics::PathData;

#[cfg(not(slint_int_coord))]
pub type Coord = f32;
#[cfg(slint_int_coord)]
pub type Coord = i32;

/// One need to use at least one function in each module in order to get them
/// exported in the final binary.
/// This only use functions from modules which are not otherwise used.
#[doc(hidden)]
#[cold]
#[cfg(not(target_arch = "wasm32"))]
pub fn use_modules() -> usize {
    #[cfg(feature = "ffi")]
    {
        tests::slint_mock_elapsed_time as usize
            + callbacks::ffi::slint_callback_init as usize
            + sharedvector::ffi::slint_shared_vector_empty as usize
            + layout::ffi::slint_solve_grid_layout as usize
            + item_tree::ffi::slint_visit_item_tree as usize
            + graphics::ffi::slint_new_path_elements as usize
            + properties::ffi::slint_property_init as usize
            + string::ffi::slint_shared_string_bytes as usize
            + window::ffi::slint_windowrc_drop as usize
            + component::ffi::slint_register_component as usize
            + timers::ffi::slint_timer_start as usize
            + graphics::color::ffi::slint_color_brighter as usize
            + graphics::image::ffi::slint_image_size as usize
    }
    #[cfg(not(feature = "ffi"))]
    {
        0
    }
}