Electron 和 C#控制檯程序通信
在 Electron+HTML做界面,C#做後臺(二) 中簡單說了線如何創建C#程序,並啓動Electron程序,那麼這節就說說兩者之間怎麼通信【C#使用StriveEngine.dll】或者百度相關信息
打開前面創建的項目
1.將debug目錄下的 electronApp
複製一份到當前的項目目錄,
與vs創建的 bin
目錄同級
2.在vs項目中 包含electronApp
目錄文件(不要包含node_modules
目錄,文件太多)
3.繼續選中文件,並選中右鍵屬性,複製到輸出目錄
4. 添加類創建 Socket服務 ,類名稱 Services.cs
【記得添加引用】
using StriveEngine;
using StriveEngine.Core;
using StriveEngine.Tcp.Server;
using System;
using System.Diagnostics;
using System.Net;
using System.Text;
using System.Windows.Forms;
namespace ElectronHTMlCSharp
{
/// <summary>
/// 在本地開啓服務,監聽指定端口
/// </summary>
public class Services
{
public static Services services;
private ITcpServerEngine SockterServerEngine;
private bool IsSocketServerInitialized;
public void StartServer()
{
try
{
if (SockterServerEngine == null)
{
var port = AppTools.Get("port");
var _port = port == null || port.Length <= 0 ? 9909 : int.Parse(port);
SockterServerEngine = NetworkEngineFactory.CreateTextTcpServerEngine(_port, new DefaultTextContractHelper("\0"));//DefaultTextContractHelper是StriveEngine內置的ITextContractHelper實現。使用UTF-8對EndToken進行編碼。
}
//判斷 相關的監聽事件是否註冊
if (IsSocketServerInitialized)
{
SockterServerEngine.ChangeListenerState(true);
}
else
{
InitializeTcpServerEngine();
}
//this.ShowListenStatus();
}
catch (Exception ee)
{
Console.WriteLine(ee.Message);
if (ee.Message.IndexOf("there's one StriveEngine server instance running") >= 0)
{
var res = MessageBox.Show("已打開一個實例或者前面實例的進程爲未完全退出,是否重啓?\r\n是:重啓\r\n否:關閉\r\n取消:不做任何處理", "警告", MessageBoxButtons.YesNoCancel);
if (DialogResult.Yes == res)
{
Application.ExitThread();
Application.Exit();
Application.Restart();
Process.GetCurrentProcess().Kill();
}
else if (DialogResult.No == res)
{
Application.ExitThread();
Application.Exit();
Process.GetCurrentProcess().Kill();
}
}
}
services = this;
}
/// <summary>
/// 爲 socket 註冊 服務事件
/// </summary>
private void InitializeTcpServerEngine()
{
//客戶端連接數量變化時,觸發事件
SockterServerEngine.ClientCountChanged += new CbDelegate<int>(ClientCountChage);
//客戶端與服務端建立連接時, 觸發事件
SockterServerEngine.ClientConnected += new CbDelegate<IPEndPoint>(ClientConnected);
//客戶端斷開連接時, 觸發事件
SockterServerEngine.ClientDisconnected += new CbDelegate<IPEndPoint>(ClientDisconnected);
//接受消息,觸發事件
SockterServerEngine.MessageReceived += new CbDelegate<IPEndPoint, byte[]>(MessageReceived);
//初始化tcp服務對象
SockterServerEngine.Initialize();
//標記tcp 服務已經初始化
IsSocketServerInitialized = true;
}
/// <summary>
/// 客戶端連接數量變化時,觸發事件
/// </summary>
private void ClientCountChage(int count)
{
Console.WriteLine("已連接數量" + count);
}
/// <summary>
/// 客戶端與服務端建立連接時, 觸發事件
/// </summary>
/// <param name="IPEndPoint"></param>
private void ClientConnected(IPEndPoint iPEndPoint)
{
var msg = string.Format("{0} 上線", iPEndPoint);
Console.WriteLine(msg);
}
/// <summary>
/// 斷開服務時, 觸發事件
/// </summary>
/// <param name="iPEndPoint"></param>
private void ClientDisconnected(IPEndPoint iPEndPoint)
{
var msg = string.Format("{0} 下線", iPEndPoint);
Console.WriteLine(msg);
}
/// <summary>
/// 接受消息,觸發事件
/// </summary>
/// <param name="client"></param>
/// <param name="bMsg"></param>
private void MessageReceived(IPEndPoint client, byte[] bMsg)
{
var msg = Encoding.UTF8.GetString(bMsg); //消息使用UTF-8編碼
SendMsgToClient("接收到客戶端消息:" + msg, client);
}
/// <summary>
/// 發送消息到指定的客戶端
/// </summary>
/// <param name="msg"></param>
/// <param name="client"></param>
public void SendMsgToClient(string msg, IPEndPoint client)
{
var bMsg = System.Text.Encoding.UTF8.GetBytes(msg);//消息使用UTF-8編碼
client = client ?? (IPEndPoint)SockterServerEngine.GetClientList()[0];
SockterServerEngine.SendMessageToClient(client, bMsg);
}
}
}
4.2在Program.cs
文件的Main方法中調用 Services ,添加如下代碼
var ser = new Services();
ser.StartServer();
最終如圖
5.創建 js文件用於前端socket請求工具類
5.1在 electronApp
目錄下創建socket-helper.js
var top = top || {};
/**
* 創建 sock實例併發送消息 ,短連接 ,發送一條消息之後就關閉
* @param {any} ip 發送內容
* @param {any} port 發送內容
* @param {any} sendMsg 發送內容
* @param {any} callGetMsg 得到消息的回調函數
* @param {any} callOpen 連接之後服務端發送回 消息 執行的回調函數
* @param {any} cllClose 關閉連接的回調函數,默認自動關閉
*/
function initSocket(ip, port, sendMsg,callGetMsg,callOpen,cllClose) {
top.ip = top.ip || ip;
top.port = top.port || port;
var host = "ws://" + top.ip + ":" + top.port + "/"
socket = new WebSocket(host);
socket.onmessage = function (event) {
if (typeof callGetMsg == "function")
callGetMsg(event);
if (typeof cllClose == "function") {
cllClose(socket);
} else {
socket.close();
}
}
socket.onopen = function (event) {
if (typeof callOpen == "function")
callOpen(event);
socket.send(sendMsg);
}
return socket;
}
/**
* 創建 sock實例併發送消息 ,短連接 ,發送一條消息之後就關閉
* @param {any} sendMsg 發送內容
* @param {any} callGetMsg 得到消息的回調函數
* @param {any} callOpen 連接之後服務端發送回 消息 執行的回調函數
* @param {any} cllClose 關閉連接的回調函數,默認自動關閉
*/
function initSockets(sendMsg, callGetMsg, callOpen, cllClose) {
var host = "ws://" + top.ip + ":" + top.port + "/"
socket = new WebSocket(host);
socket.onmessage = function (event) {
if (typeof callGetMsg == "function")
callGetMsg(event);
if (typeof cllClose == "function") {
cllClose(socket);
} else {
socket.close();
}
}
socket.onopen = function (event) {
if (typeof callOpen == "function")
callOpen(event);
socket.send(sendMsg);
}
return socket;
}
/**
* 創建 sock實例併發送消息 ,長連接
* @param {any} sendMsg 發送內容
* @param {any} callGetMsg 得到消息的回調函數
* @param {any} callOpen 連接之後服務端發送回 消息 執行的回調函數
* @param {any} cllClose 關閉連接的回調函數,默認自動關閉
*/
function initSocketLong(sendMsg, callGetMsg, callOpen, cllClose) {
var host = "ws://" + top.ip + ":" + top.port + "/"
socket = new WebSocket(host);
socket.onmessage = function (event) {
if (typeof callGetMsg == "function")
callGetMsg(event);
if (typeof cllClose == "function") {
cllClose(socket);
}
}
socket.onopen = function (event) {
if (typeof callOpen == "function")
callOpen(event);
sendMsg += (sendMsg.indexOf("?") > 0 ? "&" : "?") + "isLong=true";
socket.send(sendMsg);
}
return socket;
}
5.2創建 socket頁面調用 js文件 hander.js
/***
* 依賴文件 socket-helper.js
* */
//配置 通信信息
function getSocketConf() {
return {
ip: '127.0.0.1',
port: '9909'
}
}
///**
// * 發送請求,返回後端處理的數據
// * @param {any} action action!method?par1=1&par2=2&parn=n&....
// * @param {any} callback 後端返回的回調函數
// */
//function Hander(action, callback) {
// var con = getSocketConf();
// top.ip = !top.ip ? con["ip"] : top.ip;
// top.port = !top.port ? con["port"] : top.port;
// initSockets(action, callback);
//}
/**
* 發送請求,返回後端處理的數據
* @param {any} action action!method?par1=1&par2=2&parn=n&....
* @param {any} callback 後端返回的回調函數
*/
function Hander(action, callback) {
var con = getSocketConf();
top.ip = !top.ip ? con["ip"] : top.ip;
top.port = !top.port ? con["port"] : top.port;
return initSockets(action, callback, null, function (event) {});
}
/**
* 發送請求,返回後端處理的數據 長鏈接
* @param {any} action action!method?par1=1&par2=2&parn=n&....
* @param {any} callback 後端返回的回調函數
*/
function HanderLong(action, callback) {
var con = getSocketConf();
top.ip = !top.ip ? con["ip"] : top.ip;
top.port = !top.port ? con["port"] : top.port;
return initSocketLong(action, callback, null, function (event) { });
}
創建好的目錄如下
創建完兩個 js文件
之後一定記得 右鍵屬性
,複製到輸出目錄
6之後我們需要在index.html頁面上使用socket進行通信,添加如下代碼
<!doctype html>
<html>
<head>
<title>hello Word</title>
</head>
<body>
<h1>這是用Electron創建的程序,這個程序後面將會使用C#來實現數據邏輯處理</h1>
<div>
<input type="text" value="測試文字" id="text" />
<input type="button" id="send" value="發送" />
接受區域
<div id="msg" style="width:100%;height:auto;border:1px solid #0094ff;">
</div>
</div>
<script src="http://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script>
<script>if (typeof module === 'object') { top.$ = window.jQuery = window.$ = module.exports; };</script>
<script src="socket-helper.js"></script>
<script src="hander.js"></script>
<script>
$(function () {
//偵聽 發送按鈕 事件,並將返C#端返回的數據 綁定到接受區域
$("#send").on("click", function () {
var msg = $("#text").val();
Hander(msg, function (res) {
var html = $("#msg").html();
$("#msg").html(html + "<p>"+res.data+"</p>");
})
});
});
</script>
</body>
</html>
7.啓動vs項目