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Remove components/shared/compositing/constellation_msg.rs (#36102)

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This file is dead code and I mistakenly did not remove it in #36088.

Signed-off-by: Martin Robinson <mrobinson@igalia.com>
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Martin Robinson 2025-03-23 12:18:36 +01:00 • committed by GitHub
parent 90161c1c91
commit 5ed2eb62ec
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components/shared/compositing/constellation_msg.rs
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use std::collections::HashMap;
use std::fmt;
use std::time::Duration;
use base::Epoch;
use base::cross_process_instant::CrossProcessInstant;
use base::id::{PipelineId, WebViewId};
use embedder_traits::{
Cursor, InputEvent, MediaSessionActionType, Theme, TraversalDirection, WebDriverCommandMsg,
};
use ipc_channel::ipc::IpcSender;
use script_traits::{AnimationTickType, LogEntry, WindowSizeData, WindowSizeType};
use servo_url::ServoUrl;
use strum_macros::IntoStaticStr;
use webrender_traits::{CompositorHitTestResult, ScrollState};
/// Messages to the constellation.
#[derive(IntoStaticStr)]
pub enum ConstellationMsg {
/// Exit the constellation.
Exit,
/// Request that the constellation send the current focused top-level browsing context id,
/// over a provided channel.
GetFocusTopLevelBrowsingContext(IpcSender<Option<WebViewId>>),
/// Query the constellation to see if the current compositor output is stable
IsReadyToSaveImage(HashMap<PipelineId, Epoch>),
/// Whether to allow script to navigate.
AllowNavigationResponse(PipelineId, bool),
/// Request to load a page.
LoadUrl(WebViewId, ServoUrl),
/// Clear the network cache.
ClearCache,
/// Request to traverse the joint session history of the provided browsing context.
TraverseHistory(WebViewId, TraversalDirection),
/// Inform the constellation of a window being resized.
WindowSize(WebViewId, WindowSizeData, WindowSizeType),
/// Inform the constellation of a theme change.
ThemeChange(Theme),
/// Requests that the constellation instruct layout to begin a new tick of the animation.
TickAnimation(PipelineId, AnimationTickType),
/// Dispatch a webdriver command
WebDriverCommand(WebDriverCommandMsg),
/// Reload a top-level browsing context.
Reload(WebViewId),
/// A log entry, with the top-level browsing context id and thread name
LogEntry(Option<WebViewId>, Option<String>, LogEntry),
/// Create a new top level browsing context.
NewWebView(ServoUrl, WebViewId),
/// Close a top level browsing context.
CloseWebView(WebViewId),
/// Panic a top level browsing context.
SendError(Option<WebViewId>, String),
/// Make a webview focused.
FocusWebView(WebViewId),
/// Make none of the webviews focused.
BlurWebView,
/// Forward an input event to an appropriate ScriptTask.
ForwardInputEvent(WebViewId, InputEvent, Option<CompositorHitTestResult>),
/// Requesting a change to the onscreen cursor.
SetCursor(WebViewId, Cursor),
/// Enable the sampling profiler, with a given sampling rate and max total sampling duration.
ToggleProfiler(Duration, Duration),
/// Request to exit from fullscreen mode
ExitFullScreen(WebViewId),
/// Media session action.
MediaSessionAction(MediaSessionActionType),
/// Set whether to use less resources, by stopping animations and running timers at a heavily limited rate.
SetWebViewThrottled(WebViewId, bool),
/// The Servo renderer scrolled and is updating the scroll states of the nodes in the
/// given pipeline via the constellation.
SetScrollStates(PipelineId, Vec<ScrollState>),
/// Notify the constellation that a particular paint metric event has happened for the given pipeline.
PaintMetric(PipelineId, PaintMetricEvent),
}
/// A description of a paint metric that is sent from the Servo renderer to the
/// constellation.
pub enum PaintMetricEvent {
FirstPaint(CrossProcessInstant, bool /* first_reflow */),
FirstContentfulPaint(CrossProcessInstant, bool /* first_reflow */),
}
impl fmt::Debug for ConstellationMsg {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
let variant_string: &'static str = self.into();
write!(formatter, "ConstellationMsg::{variant_string}")
}
}