path: root/src/layout/workspace.rs

use std::rc::Rc;
use std::time::Duration;

use niri_config::{OutputName, Workspace as WorkspaceConfig};
use niri_ipc::SizeChange;
use smithay::backend::renderer::gles::GlesRenderer;
use smithay::desktop::{layer_map_for_output, Window};
use smithay::output::Output;
use smithay::reexports::wayland_protocols::xdg::shell::server::xdg_toplevel;
use smithay::reexports::wayland_server::protocol::wl_surface::WlSurface;
use smithay::utils::{Logical, Point, Rectangle, Scale, Serial, Size, Transform};

use super::floating::{FloatingSpace, FloatingSpaceRenderElement};
use super::scrolling::{
    Column, ColumnWidth, InsertHint, InsertPosition, ScrollingSpace, ScrollingSpaceRenderElement,
};
use super::tile::{Tile, TileRenderSnapshot};
use super::{InteractiveResizeData, LayoutElement, Options, RemovedTile};
use crate::animation::Clock;
use crate::niri_render_elements;
use crate::render_helpers::renderer::NiriRenderer;
use crate::render_helpers::RenderTarget;
use crate::utils::id::IdCounter;
use crate::utils::transaction::{Transaction, TransactionBlocker};
use crate::utils::{output_size, send_scale_transform, ResizeEdge};
use crate::window::ResolvedWindowRules;

#[derive(Debug)]
pub struct Workspace<W: LayoutElement> {
    /// The scrollable-tiling layout.
    scrolling: ScrollingSpace<W>,

    /// The floating layout.
    floating: FloatingSpace<W>,

    /// Whether the floating layout is active instead of the scrolling layout.
    floating_is_active: bool,

    /// The original output of this workspace.
    ///
    /// Most of the time this will be the workspace's current output, however, after an output
    /// disconnection, it may remain pointing to the disconnected output.
    pub(super) original_output: OutputId,

    /// Current output of this workspace.
    output: Option<Output>,

    /// Latest known output scale for this workspace.
    ///
    /// This should be set from the current workspace output, or, if all outputs have been
    /// disconnected, preserved until a new output is connected.
    scale: smithay::output::Scale,

    /// Latest known output transform for this workspace.
    ///
    /// This should be set from the current workspace output, or, if all outputs have been
    /// disconnected, preserved until a new output is connected.
    transform: Transform,

    /// Latest known view size for this workspace.
    ///
    /// This should be computed from the current workspace output size, or, if all outputs have
    /// been disconnected, preserved until a new output is connected.
    view_size: Size<f64, Logical>,

    /// Latest known working area for this workspace.
    ///
    /// Not rounded to physical pixels.
    ///
    /// This is similar to view size, but takes into account things like layer shell exclusive
    /// zones.
    working_area: Rectangle<f64, Logical>,

    /// Clock for driving animations.
    pub(super) clock: Clock,

    /// Configurable properties of the layout as received from the parent monitor.
    pub(super) base_options: Rc<Options><