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Enable real DOM inspector support.

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This commit is contained in:
Josh Matthews 2014-09-04 12:23:48 -04:00
parent e9c4aa534d
commit fa57fe890b
8 changed files with 265 additions and 94 deletions
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172
components/devtools/actors/inspector.rs
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@ -4,9 +4,13 @@
/// Liberally derived from the [Firefox JS implementation](http://mxr.mozilla.org/mozilla-central/source/toolkit/devtools/server/actors/inspector.js).
use devtools_traits::{GetRootNode, GetDocumentElement, GetChildren, DevtoolScriptControlMsg};
use devtools_traits::NodeInfo;
use actor::{Actor, ActorRegistry};
use protocol::JsonPacketSender;
use servo_msg::constellation_msg::PipelineId;
use serialize::json;
use std::cell::RefCell;
use std::io::TcpStream;
@ -16,6 +20,8 @@ pub struct InspectorActor {
pub walker: RefCell<Option<String>>,
pub pageStyle: RefCell<Option<String>>,
pub highlighter: RefCell<Option<String>>,
pub script_chan: Sender<DevtoolScriptControlMsg>,
pub pipeline: PipelineId,
}
#[deriving(Encodable)]
@ -122,8 +128,59 @@ struct NodeActorMsg {
incompleteValue: bool,
}
trait NodeInfoToProtocol {
fn encode(self, actors: &ActorRegistry, display: bool) -> NodeActorMsg;
}
impl NodeInfoToProtocol for NodeInfo {
fn encode(self, actors: &ActorRegistry, display: bool) -> NodeActorMsg {
let actor_name = if !actors.script_actor_registered(self.uniqueId.clone()) {
let name = actors.new_name("node");
actors.register_script_actor(self.uniqueId, name.clone());
name
} else {
actors.script_to_actor(self.uniqueId)
};
NodeActorMsg {
actor: actor_name,
baseURI: self.baseURI,
parent: actors.script_to_actor(self.parent.clone()),
nodeType: self.nodeType,
namespaceURI: self.namespaceURI,
nodeName: self.nodeName,
numChildren: self.numChildren,
name: self.name,
publicId: self.publicId,
systemId: self.systemId,
attrs: self.attrs.move_iter().map(|attr| {
AttrMsg {
namespace: attr.namespace,
name: attr.name,
value: attr.value,
}
}).collect(),
pseudoClassLocks: vec!(), //TODO get this data from script
isDisplayed: display,
hasEventListeners: false, //TODO get this data from script
isDocumentElement: self.isDocumentElement,
shortValue: self.shortValue,
incompleteValue: self.incompleteValue,
}
}
}
struct WalkerActor {
name: String,
script_chan: Sender<DevtoolScriptControlMsg>,
pipeline: PipelineId,
}
#[deriving(Encodable)]
@ -156,9 +213,9 @@ impl Actor for WalkerActor {
}
fn handle_message(&self,
_registry: &ActorRegistry,
registry: &ActorRegistry,
msg_type: &String,
_msg: &json::Object,
msg: &json::Object,
stream: &mut TcpStream) -> bool {
match msg_type.as_slice() {
"querySelector" => {
@ -170,38 +227,15 @@ impl Actor for WalkerActor {
}
"documentElement" => {
let (tx, rx) = channel();
self.script_chan.send(GetDocumentElement(self.pipeline, tx));
let doc_elem_info = rx.recv();
let node = doc_elem_info.encode(registry, true);
let msg = DocumentElementReply {
from: self.name(),
node: NodeActorMsg {
actor: "node0".to_string(),
baseURI: "".to_string(),
parent: "".to_string(),
nodeType: 1, //ELEMENT_NODE
namespaceURI: "".to_string(),
nodeName: "html".to_string(),
numChildren: 0,
name: "".to_string(),
publicId: "".to_string(),
systemId: "".to_string(),
attrs: vec!(AttrMsg {
namespace: "".to_string(),
name: "manifest".to_string(),
value: "foo.manifest".to_string(),
}),
pseudoClassLocks: vec!(),
isDisplayed: true,
hasEventListeners: false,
isDocumentElement: true,
shortValue: "".to_string(),
incompleteValue: false,
}
node: node,
};
stream.write_json_packet(&msg);
true
@ -216,10 +250,19 @@ impl Actor for WalkerActor {
}
"children" => {
let target = msg.find(&"node".to_string()).unwrap().as_string().unwrap();
let (tx, rx) = channel();
self.script_chan.send(GetChildren(self.pipeline,
registry.actor_to_script(target.to_string()),
tx));
let children = rx.recv();
let msg = ChildrenReply {
hasFirst: true,
hasLast: true,
nodes: vec!(),
nodes: children.move_iter().map(|child| {
child.encode(registry, true)
}).collect(),
from: self.name(),
};
stream.write_json_packet(&msg);
@ -231,26 +274,6 @@ impl Actor for WalkerActor {
}
}
struct NodeActor {
name: String,
}
impl Actor for NodeActor {
fn name(&self) -> String {
self.name.clone()
}
fn handle_message(&self,
_registry: &ActorRegistry,
msg_type: &String,
_msg: &json::Object,
_stream: &mut TcpStream) -> bool {
match msg_type.as_slice() {
_ => false,
}
}
}
#[deriving(Encodable)]
struct GetPageStyleReply {
from: String,
@ -367,50 +390,19 @@ impl Actor for InspectorActor {
if self.walker.borrow().is_none() {
let walker = WalkerActor {
name: registry.new_name("walker"),
script_chan: self.script_chan.clone(),
pipeline: self.pipeline,
};
let mut walker_name = self.walker.borrow_mut();
*walker_name = Some(walker.name());
registry.register_later(box walker);
}
let node = NodeActor {
name: registry.new_name("node"),
};
let node_actor_name = node.name();
registry.register_later(box node);
let (tx, rx) = channel();
self.script_chan.send(GetRootNode(self.pipeline, tx));
let root_info = rx.recv();
//TODO: query script for actual root node
//TODO: extra node actor creation
let node = NodeActorMsg {
actor: node_actor_name,
baseURI: "".to_string(),
parent: "".to_string(),
nodeType: 1, //ELEMENT_NODE
namespaceURI: "".to_string(),
nodeName: "html".to_string(),
numChildren: 1,
name: "".to_string(),
publicId: "".to_string(),
systemId: "".to_string(),
attrs: vec!(AttrMsg {
namespace: "".to_string(),
name: "manifest".to_string(),
value: "foo.manifest".to_string(),
}),
pseudoClassLocks: vec!(),
isDisplayed: true,
hasEventListeners: false,
isDocumentElement: true,
shortValue: "".to_string(),
incompleteValue: false,
};
let node = root_info.encode(registry, false);
let msg = GetWalkerReply {
from: self.name(),