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DevTools: Inspect node styles (#33025)

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* feat: retrieve applied styles

Signed-off-by: eri <eri@inventati.org>

* feat: preliminary style showing

Signed-off-by: eri <eri@inventati.org>

* chore: some style tests

Signed-off-by: eri <eri@inventati.org>

* feat: edit style rules

Signed-off-by: eri <eri@inventati.org>

* feat: css database

Signed-off-by: eri <eri@inventati.org>

* feat: computed styles

Signed-off-by: eri <eri@inventati.org>

* feat: inherited styles

Signed-off-by: eri <eri@inventati.org>

* feat: get stylesheet styles

Signed-off-by: eri <eri@inventati.org>

* feat: all styles in inspector

Signed-off-by: eri <eri@inventati.org>

* feat: multiple stylesheets

Signed-off-by: eri <eri@inventati.org>

* refactor: clean up

Signed-off-by: eri <eri@inventati.org>

* Some minor cleanup

Signed-off-by: Martin Robinson <mrobinson@igalia.com>

---------

Signed-off-by: eri <eri@inventati.org>
Signed-off-by: Martin Robinson <mrobinson@igalia.com>
Co-authored-by: Martin Robinson <mrobinson@igalia.com>
This commit is contained in:
eri 2024-08-25 11:30:23 +02:00 • committed by GitHub
parent 67e2bb0ee6
commit 6357998ede
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12 changed files with 810 additions and 200 deletions
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13
components/devtools/actors/inspector/node.rs
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@ -5,6 +5,7 @@
//! This actor represents one DOM node. It is created by the Walker actor when it is traversing the
//! document tree.
use std::cell::RefCell;
use std::collections::HashMap;
use std::net::TcpStream;
@ -76,9 +77,10 @@ pub struct NodeActorMsg {
pub struct NodeActor {
name: String,
script_chan: IpcSender<DevtoolScriptControlMsg>,
pipeline: PipelineId,
pub script_chan: IpcSender<DevtoolScriptControlMsg>,
pub pipeline: PipelineId,
pub walker: String,
pub style_rules: RefCell<HashMap<(String, usize), String>>,
}
impl Actor for NodeActor {
@ -102,7 +104,6 @@ impl Actor for NodeActor {
) -> Result<ActorMessageStatus, ()> {
Ok(match msg_type {
"modifyAttributes" => {
let target = msg.get("to").ok_or(())?.as_str().ok_or(())?;
let mods = msg.get("modifications").ok_or(())?.as_array().ok_or(())?;
let modifications: Vec<_> = mods
.iter()
@ -117,7 +118,7 @@ impl Actor for NodeActor {
self.script_chan
.send(ModifyAttribute(
self.pipeline,
registry.actor_to_script(target.to_owned()),
registry.actor_to_script(self.name()),
modifications,
))
.map_err(|_| ())?;
@ -176,13 +177,15 @@ impl NodeInfoToProtocol for NodeInfo {
) -> NodeActorMsg {
let actor = if !actors.script_actor_registered(self.unique_id.clone()) {
let name = actors.new_name("node");
actors.register_script_actor(self.unique_id, name.clone());
let node_actor = NodeActor {
name: name.clone(),
script_chan: script_chan.clone(),
pipeline,
walker: walker.clone(),
style_rules: RefCell::new(HashMap::new()),
};
actors.register_script_actor(self.unique_id, name.clone());
actors.register_later(Box::new(node_actor));
name
} else {