euv-core 0.5.21

A declarative, cross-platform UI framework for Rust with virtual DOM, reactive signals, and HTML macros for WebAssembly.
Documentation 
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

use crate::*;

/// Scheduling flag to batch signal updates within a single tick.
///
/// Set to `true` when `schedule_signal_update()` queues a microtask,
/// and reset to `false` when the dispatch callback fires.
pub(crate) static SCHEDULED: AtomicBool = AtomicBool::new(false);

/// Suppress flag to prevent `schedule_signal_update()` from dispatching
/// during internal operations such as `watch!` initialisation.
pub(crate) static SUPPRESS_SCHEDULE: AtomicBool = AtomicBool::new(false);

/// The currently active `HookContext`.
///
/// SAFETY: Must only be accessed from the main thread (WASM single-threaded context).
pub(crate) static mut CURRENT_HOOK_CONTEXT: CurrentHookContextCell =
    CurrentHookContextCell(UnsafeCell::new(None));

/// The dynamic node ID currently being rendered/set up.
///
/// When a DynamicNode is being initialized or re-rendered, this is set to
/// the dynamic_id so that any signal `get()` calls during that render
/// can register the dependency. `usize::MAX` means "no tracking active".
///
/// SAFETY: Must only be accessed from the main thread (WASM single-threaded context).
pub(crate) static CURRENT_TRACKING_DYNAMIC_ID: AtomicUsize = AtomicUsize::new(usize::MAX);