perspective-viewer 4.4.1

A data visualization and analytics component, especially well-suited for large and/or streaming datasets.
Documentation
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// ┃ Copyright (c) 2017, the Perspective Authors.                              ┃
// ┃ ╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌ ┃
// ┃ This file is part of the Perspective library, distributed under the terms ┃
// ┃ of the [Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0). ┃
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use crate::presentation::OpenColumnSettings;
use crate::utils::PtrEqRc;

/// Value-semantic snapshot of the presentation/UI state used by the root
/// component to drive `is_settings_open`, `selected_theme`, and
/// `available_themes` into child components via plain props.
///
/// The `HtmlElement` handle, async theme-detection machinery, column-settings
/// state, and per-column config live in `PresentationEngine` and are not
/// passed as props.
#[derive(Clone, Debug, PartialEq, Default)]
pub struct PresentationProps {
    /// Whether the settings panel is currently open.
    pub is_settings_open: bool,

    /// Detected theme names, in discovery order.
    pub available_themes: PtrEqRc<Vec<String>>,

    /// The currently selected theme name, if any theme is active.
    pub selected_theme: Option<String>,

    /// Snapshot of the currently opened column-settings sidebar state.
    pub open_column_settings: OpenColumnSettings,

    /// Whether this viewer is hosted inside a `<perspective-workspace>`.
    pub is_workspace: bool,
}