🚑 修复可能导致输入法特定场景卡顿的问题

Util/MessageUtil.cs

@@ -0,0 +1,131 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GeekDesk.Util
+{
+    public class MessageUtil
+    {
+
+        public const int WM_COPYDATA = 0x004A;
+        public static bool SendMsgByPName(string processName, string msg)
+        {
+            try
+            {
+                Process[] processArr = Process.GetProcessesByName(processName);
+                if (processArr != null && processArr.Length > 0)
+                {
+                    foreach (Process process in processArr)
+                    {
+                        IntPtr windowHandle = process.MainWindowHandle;
+                        // 发送消息
+                        CopyDataStruct cds = new CopyDataStruct(IntPtr.Zero, msg);
+                        SendMessage(
+                            windowHandle,
+                            WM_COPYDATA,
+                            0, ref cds);
+                    }
+                    return true;
+                }
+                else
+                {
+                    return false;
+                }
+            } catch (Exception e)
+            {
+                LogUtil.WriteErrorLog(e, processName + "P发送消息失败!");
+                return false;
+            }
+        }
+
+        public static bool SendMsgByWName(string windowName, string msg)
+        {
+            try
+            {
+                IntPtr hwnd = FindWindow(null, windowName);
+                if (hwnd != IntPtr.Zero)
+                {
+                    // 发送消息
+                    CopyDataStruct cds = new CopyDataStruct(IntPtr.Zero, msg);
+                    SendMessage(
+                        hwnd,
+                        WM_COPYDATA,
+                        0, ref cds);
+                } else
+                {
+                    return false;
+                }
+                return true;
+            }
+            catch (Exception e)
+            {
+                LogUtil.WriteErrorLog(e, windowName + "W发送消息失败!");
+                return false;
+            }
+        }
+
+
+        public static bool CheckProcessIsRuning(string processName)
+        {
+            try
+            {
+                Process[] processArr = Process.GetProcessesByName(processName);
+                return (processArr != null && processArr.Length > 0);
+            }
+            catch (Exception e)
+            {
+                LogUtil.WriteErrorLog(e, processName + "检查进程名失败!");
+                return false;
+            }
+        }
+
+        public static bool CheckWindowIsRuning(string windowName)
+        {
+            try
+            {
+                IntPtr hwnd = FindWindow(null, windowName);
+                return (hwnd != IntPtr.Zero);
+            } catch(Exception)
+            {
+                return false;
+            }
+            
+        }
+
+
+        [DllImport("User32.dll", EntryPoint = "FindWindow")]
+        public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
+
+        [DllImport("User32.dll", EntryPoint = "SendMessage")]
+        private static extern int SendMessage(
+                        IntPtr hWnd,                //目标窗体句柄
+                        int Msg,                   //WM_COPYDATA
+                        int wParam,                //自定义数值
+                        ref CopyDataStruct lParam  //传递消息的结构体，
+                        );
+
+        [StructLayout(LayoutKind.Sequential)]
+        public struct CopyDataStruct
+        {
+            public CopyDataStruct(IntPtr custom, string msg)
+            {
+                this.custom = custom;
+                this.msg = msg;
+                this.msgLength = msg.Length + 1;
+            }
+            public IntPtr custom;//用户定义数据  
+            public int msgLength;//字符串长度
+            [MarshalAs(UnmanagedType.LPStr)]
+            public string msg;//字符串
+        }
+
+
+        [DllImport("user32")]
+        public static extern bool ChangeWindowMessageFilter(uint msg, int flags);
+
+    }
+}