guise-ui 1.5.3

A component library for gpui, Zed's GPU-accelerated UI framework: a themed palette, sizing tokens, 130+ composable components, a reactive state layer, and an in-app Safari-style inspector.
Documentation 
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//! Stable opaque identifiers for panes and splits.

/// Identifies a pane. Allocate via [`PaneIds`].
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
pub struct PaneId(pub(crate) u64);

/// Identifies a split node (a divider) inside a [`super::PaneTree`].
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
pub struct SplitId(pub(crate) u64);

/// Identifies a tab item (a terminal/webview) held inside a [`super::Pane`].
/// Allocate via [`ItemIds`]. Items are the unit that moves between panes.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
pub struct ItemId(pub(crate) u64);

/// Monotonic [`ItemId`] allocator. Owned by the caller; never reuses ids.
#[derive(Debug, Default, Clone)]
pub struct ItemIds(u64);

impl ItemIds {
  pub fn new() -> Self {
    Self::default()
  }

  // An allocator's `next`, not an iterator's: it never ends, so there is
  // nothing for `Iterator` to return `None` for.
  #[allow(clippy::should_implement_trait)]
  pub fn next(&mut self) -> ItemId {
    self.0 += 1;
    ItemId(self.0)
  }
}

/// Monotonic [`PaneId`] allocator. Owned by the caller; never reuses ids.
#[derive(Debug, Default, Clone)]
pub struct PaneIds(u64);

impl PaneIds {
  pub fn new() -> Self {
    Self::default()
  }

  #[allow(clippy::should_implement_trait)]
  pub fn next(&mut self) -> PaneId {
    self.0 += 1;
    PaneId(self.0)
  }
}