132 lines
4.0 KiB
C#
132 lines
4.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading.Tasks;
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namespace GeekDesk.Util
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{
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public class MessageUtil
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{
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public const int WM_COPYDATA = 0x004A;
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public static bool SendMsgByPName(string processName, string msg)
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{
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try
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{
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Process[] processArr = Process.GetProcessesByName(processName);
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if (processArr != null && processArr.Length > 0)
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{
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foreach (Process process in processArr)
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{
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IntPtr windowHandle = process.MainWindowHandle;
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// 发送消息
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CopyDataStruct cds = new CopyDataStruct(IntPtr.Zero, msg);
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SendMessage(
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windowHandle,
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WM_COPYDATA,
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0, ref cds);
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}
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return true;
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}
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else
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{
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return false;
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}
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} catch (Exception e)
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{
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LogUtil.WriteErrorLog(e, processName + "P发送消息失败!");
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return false;
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}
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}
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public static bool SendMsgByWName(string windowName, string msg)
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{
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try
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{
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IntPtr hwnd = FindWindow(null, windowName);
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if (hwnd != IntPtr.Zero)
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{
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// 发送消息
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CopyDataStruct cds = new CopyDataStruct(IntPtr.Zero, msg);
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SendMessage(
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hwnd,
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WM_COPYDATA,
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0, ref cds);
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} else
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{
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return false;
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}
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return true;
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}
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catch (Exception e)
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{
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LogUtil.WriteErrorLog(e, windowName + "W发送消息失败!");
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return false;
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}
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}
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public static bool CheckProcessIsRuning(string processName)
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{
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try
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{
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Process[] processArr = Process.GetProcessesByName(processName);
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return (processArr != null && processArr.Length > 0);
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}
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catch (Exception e)
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{
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LogUtil.WriteErrorLog(e, processName + "检查进程名失败!");
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return false;
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}
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}
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public static bool CheckWindowIsRuning(string windowName)
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{
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try
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{
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IntPtr hwnd = FindWindow(null, windowName);
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return (hwnd != IntPtr.Zero);
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} catch(Exception)
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{
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return false;
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}
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}
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[DllImport("User32.dll", EntryPoint = "FindWindow")]
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public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
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[DllImport("User32.dll", EntryPoint = "SendMessage")]
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private static extern int SendMessage(
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IntPtr hWnd, //目标窗体句柄
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int Msg, //WM_COPYDATA
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int wParam, //自定义数值
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ref CopyDataStruct lParam //传递消息的结构体，
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);
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[StructLayout(LayoutKind.Sequential)]
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public struct CopyDataStruct
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{
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public CopyDataStruct(IntPtr custom, string msg)
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{
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this.custom = custom;
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this.msg = msg;
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this.msgLength = msg.Length + 1;
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}
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public IntPtr custom;//用户定义数据
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public int msgLength;//字符串长度
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[MarshalAs(UnmanagedType.LPStr)]
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public string msg;//字符串
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}
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[DllImport("user32")]
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public static extern bool ChangeWindowMessageFilter(uint msg, int flags);
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}
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}
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