C # winform Tip 7: Read Process Information

Automatic Configuration Software

 

The main software is already running on the computer. Now I want to start the related gadgets. I want to configure the same software parameters, such as database connection configuration, the tool automatically reads the configuration information from the main software to the tool.

 

Requirements:

 

Change Point:

1: The main software is not running, and the gadgets can still run. You need to manually configure the gadgets.

 Steps:

1: Read Process

2: Get the process location

3: Find the required configuration file

4: Read the configuration file information to the gadgets

5. Save configuration information for the gadgets.

Implementation:

 

Master Software Process Information:

Find the configuration file:

 <?  XML version = "1.0" encoding = "UTF-8" ?>  <  Configuration  >    <  Appsettings  >      <! --  Connection string  -->      <  Add  Key  = "Server"  Value  = "LUOMG-PC"  />     <  Add  Key  = "Uid"  Value  = "Sa"  />      <  Add  Key  = "PWD"  Value  = "123456"  />      <  Add  Key  = "DB" Value  = "Heatingfs"  />    </  Appsettings  >  </  Configuration  > 

Interface operation:

Read Source Code:

 //  Read process to get configuration          Private   Void Button#click ( Object Sender, eventargs e ){  Try  {  # Region Read process to get configuration Process [] myprocess = Process. getprocessesbyname ( "  Hailin  "  );  Foreach (Process PS In  Myprocess ){  String Filename =PS. mainmodule. filename;  String Configfile = path. getdirectoryname (filename) + @"  \ Hailin.exe  "  ;  If  (File. exists (configfile) {configuration _ innerconfig = Configurationmanager. openexeconfiguration (configfile );  If (_ Innerconfig. deleettings. settings. Count> 0 ) {Txt_server.text = _ Innerconfig. deleettings. settings [ "  Server  "  ]. Value; txt_database.text = _ Innerconfig. deleettings. settings [ "  DB  "  ]. Value; txt_sa.text = _ Innerconfig. deleettings. settings [ "  UID  " ]. Value; txt_pwd.text = _ Innerconfig. deleettings. settings [ "  PWD  "  ]. Value; MessageBox. Show (  "  Read successful! Click Save settings.  "  );}}  Else  {MessageBox. Show (  "  The configuration file does not exist! " + Configfile );}}  # Endregion  }  Catch  {MessageBox. Show (  "  Reading failed! Enter the configuration information manually.  "  );}}