我正在创建一个应该远程控制的小应用程序 浏览器窗口:导航、填写表格等。我正在尝试存档 使用 Chrome 远程调试和 C# 的目标。目前原型(prototype) 连接到浏览器,获取可用页面列表并建立 WebSocket 连接。
- 启动 chrome.exe --remote-debugging-port=9123
连接到 ws://localhost:9123/devtools/page/1 并发送:
request: { "id": 1, "method": "DOM.setOuterHTML", "params": {"nodeId": 1, "outerHTML": ""}}
看起来不对,但没有返回错误。
代码:
var client = new WebClient();
var pages = client.DownloadString("http://localhost:9123/json");
Console.WriteLine(pages); // works well, displays JSON with info about pages
// create WebSocket
var socket = new WebSockets.WebSocket("ws://localhost:9123/devtools/page/1");
// it should print messages to console:
socket.OnMessage += (sender, eventdata) => Console.WriteLine(eventdata);
// works well - sends and recieves handshaking messages
socket.Connect();
Console.WriteLine("\nType \"exit\" to exit.\n");
string data;
while (true)
{
Thread.Sleep(500);
Console.Write("> ");
data = Console.ReadLine();
if (data == "exit")
break;
// sends data:
socket.Send(data);
}
数据如何发送到 WebSocket 流:
byte[] dataBuffer = Encoding.UTF8.GetBytes(data);
_wsStream.WriteByte(0x00);
_wsStream.Write(dataBuffer, 0, dataBuffer.Length);
_wsStream.WriteByte(0xff);
并且读数永远不会返回:
private void Message() // started in different thread
{
while (_readyState == WsState.Open)
{
string data = Receive(); // does _wsStream.ReadByte(); and stops on it forever
var handler = OnMessage;
if (null != handler && data != null)
handler(this, data);
}
}
你能帮我解决命令语法和故障排除吗 问题...
谢谢,
亚历克斯
最佳答案
我建议您使用 WebSocket4Net
NuGet 包。
using WebSocket4Net;
//Create new socket connection
WebSocket socket = new WebSocket(tab.webSocketDebuggerUrl);
socket.MessageReceived += MessageReceived;
socket.Open();
socket.Send("String to send");
private static void Ss_MessageReceived(object sender, WebSocket4Net.MessageReceivedEventArgs e)
{
//Handle here response from server
}
关于c# - Chrome 开发者工具 : Remote DOM modifications,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/8806975/