333 lines
9.3 KiB
C#
333 lines
9.3 KiB
C#
namespace WindowsApplication1
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{
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using System;
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using System.Windows.Forms;
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using System.Drawing;
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using System.ServiceProcess;
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/// <summary>
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/// Summary description for ServiceControllerManager.
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/// </summary>
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public class ServiceControllerManager
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{
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//The machine under control
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private string strMachineName;
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//selected service display name
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private string strDisplayName="";
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//The listBoxes used to show Services data
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private ListBox lstSrvRun, lstSrvStopped, lstSrvPaused,lstCurrent=null;
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/// <summary>
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/// Default empty contructor
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/// </summary>
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public ServiceControllerManager()
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{
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//The default machine name
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strMachineName= System.Environment.MachineName;
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}
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// Explicit constructor
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// <param name="tmpSrvRun"> </param>
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// pointer to the running services listbox
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// <param name="tmpSrvStopped"> </param>
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// pointer to the stopped services listbox
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// <param name="tmpSrvPaused"> </param>
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// pointer to the paused services listbox
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// <param name="tmpMachineName"> </param>
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// the machine name
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public ServiceControllerManager(ListBox tmpSrvRun, ListBox tmpSrvStopped, ListBox tmpSrvPaused,string tmpMachineName)
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{
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strMachineName=tmpMachineName;
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//Add the right event handlers for the listboxes
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//Get the pointers to the ListBoxes from the MainForm UI.
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//Assign the correspondant EventHandlers
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lstSrvPaused=tmpSrvPaused;
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lstSrvPaused.SelectedIndexChanged += new System.EventHandler(this.lstSrv_SelectedIndexChanged);
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lstSrvPaused.MouseDown += new System.Windows.Forms.MouseEventHandler(this.lstSrv_MouseDown);
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lstSrvStopped=tmpSrvStopped;
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lstSrvStopped.SelectedIndexChanged += new System.EventHandler(this.lstSrv_SelectedIndexChanged);
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lstSrvStopped.MouseDown += new System.Windows.Forms.MouseEventHandler(this.lstSrv_MouseDown);
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lstSrvRun=tmpSrvRun;
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lstSrvRun.SelectedIndexChanged += new System.EventHandler(this.lstSrv_SelectedIndexChanged);
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lstSrvRun.MouseDown += new System.Windows.Forms.MouseEventHandler(this.lstSrv_MouseDown);
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LoadServices();
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}
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// Clear all the collections, arrays and eventhandlers
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public void Clear()
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{
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strMachineName="";
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strDisplayName="";
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if(lstSrvRun!=null)
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{
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//Clear the items in the list
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//Remove the event handlers
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lstSrvRun.Items.Clear();
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lstSrvRun.SelectedIndexChanged -= new System.EventHandler(this.lstSrv_SelectedIndexChanged);
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lstSrvRun.MouseDown -= new System.Windows.Forms.MouseEventHandler(this.lstSrv_MouseDown);
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}
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if(lstSrvStopped!=null)
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{
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//Remove the event handlers
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lstSrvStopped.Items.Clear();
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lstSrvStopped.SelectedIndexChanged -= new System.EventHandler(this.lstSrv_SelectedIndexChanged);
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lstSrvStopped.MouseDown -= new System.Windows.Forms.MouseEventHandler(this.lstSrv_MouseDown);
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}
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if(lstSrvPaused!=null)
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{
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lstSrvPaused.Items.Clear();
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lstSrvPaused.SelectedIndexChanged -= new System.EventHandler(this.lstSrv_SelectedIndexChanged);
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lstSrvPaused.MouseDown -= new System.Windows.Forms.MouseEventHandler(this.lstSrv_MouseDown);
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}
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}
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// Trap the name of the service selected by the user,
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// as well as the listbox the selected listbox
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public void lstSrv_SelectedIndexChanged(object sender, System.EventArgs e)
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{
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lstCurrent = (ListBox)sender;
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strDisplayName=lstCurrent.SelectedItem.ToString();
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}
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// PopUp the context menu
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public void lstSrv_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
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{
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if(e.Button==System.Windows.Forms.MouseButtons.Right )
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{
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lstCurrent = (ListBox)sender;
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//Create a new contextMenu
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lstCurrent.ContextMenu=new System.Windows.Forms.ContextMenu();
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//And add the needed MenuItems
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lstCurrent.ContextMenu.MenuItems.Add(new System.Windows.Forms.MenuItem("&Start Service", new EventHandler(this.MenuStart)));
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lstCurrent.ContextMenu.MenuItems.Add(new System.Windows.Forms.MenuItem("S&top Service", new EventHandler(this.MenuStop)));
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lstCurrent.ContextMenu.MenuItems.Add(new System.Windows.Forms.MenuItem("&Pause Service", new EventHandler(this.MenuPause)));
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lstCurrent.ContextMenu.MenuItems.Add(new System.Windows.Forms.MenuItem("S&how Service Info", new EventHandler(this.ShowServiceInfo)));
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//check which menu should be active
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if(lstCurrent.Equals(lstSrvRun) )
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{
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lstCurrent.ContextMenu.MenuItems[0].Enabled=false;
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}
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else if(lstCurrent.Equals(lstSrvStopped ))
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{
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lstCurrent.ContextMenu.MenuItems[1].Enabled=false;
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lstCurrent.ContextMenu.MenuItems[2].Enabled=false;
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}
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else
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{
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lstCurrent.ContextMenu.MenuItems[2].Enabled=false;
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}
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lstCurrent.ContextMenu.Show(lstCurrent ,new Point(e.X,e.Y));
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}
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}
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private void MenuStart(object sender, EventArgs e)
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{
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System.ServiceProcess.ServiceController tmpSC=new System.ServiceProcess.ServiceController();
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tmpSC.MachineName=strMachineName;
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tmpSC.DisplayName=strDisplayName;
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try
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{
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//When a service is paused, it has to continue.
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//Start in this case is not possible.
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if(lstCurrent.Equals(lstSrvPaused))
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tmpSC.Continue();
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else
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tmpSC.Start();
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System.Threading.Thread.Sleep(500);
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//Loop while the service is pending the continue state
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while(tmpSC.Status== ServiceControllerStatus.ContinuePending )
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{
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Application.DoEvents() ;
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}
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//after starting the service, refresh the listBoxes
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if(tmpSC.Status==ServiceControllerStatus.Running )
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{
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lstSrvRun.Items.Add(lstCurrent.SelectedItem.ToString());
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lstCurrent.Items.Remove (lstCurrent.SelectedItem.ToString());//(lstCurrent.SelectedIndex);
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lstCurrent.Refresh();
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lstSrvRun.Refresh();
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}
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//Perhaps it could not start...
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else
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{
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MessageBox.Show(tmpSC.ServiceName + " Cannot be started");
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}
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}
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catch
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//Do you have enough permissions to start this service ?
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{
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MessageBox.Show("Service: " + strDisplayName + " Could not be started ! ");
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}
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}
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private void MenuStop(object sender, EventArgs e)
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{
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//Stop a service
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System.ServiceProcess.ServiceController tmpSC=new System.ServiceProcess.ServiceController();
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tmpSC.MachineName=strMachineName;
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tmpSC.DisplayName=strDisplayName;
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try
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{
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if(tmpSC.CanStop)
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{
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try
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{
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tmpSC.Stop();
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System.Threading.Thread.Sleep(500);
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while(tmpSC.Status == ServiceControllerStatus.StopPending)
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{
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Application.DoEvents();
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}
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lstSrvStopped.Items.Add(lstCurrent.SelectedItem.ToString());
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lstCurrent.Items.Remove(lstCurrent.SelectedItem.ToString());
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lstCurrent.Refresh();
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lstSrvStopped.Refresh();
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}
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catch
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{
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MessageBox.Show("Service could not be stopped !");
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}
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}
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else
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{
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MessageBox.Show("The service: " + tmpSC.DisplayName + " is not allowed to be stopped !");
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}
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}
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catch
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{
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MessageBox.Show("Select a service and try again!");
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}
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}
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private void MenuPause(object sender, EventArgs e)
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{
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//Pause a service
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System.ServiceProcess.ServiceController tmpSC=new System.ServiceProcess.ServiceController();
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tmpSC.MachineName=strMachineName;
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tmpSC.DisplayName=strDisplayName;
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try
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{
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//And refresh the listBoxes
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tmpSC.Pause();
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lstSrvPaused.Items.Add(lstCurrent.SelectedItem.ToString());
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lstCurrent.Items.Remove(lstCurrent.SelectedItem.ToString());
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lstCurrent.Refresh();
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lstSrvPaused.Refresh();
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}
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catch
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{
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//or may be not possible to stop the service...
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MessageBox.Show("Service: " + strDisplayName + " Could not be paused !");
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}
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}
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// Load all services on the machine
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public void LoadServices()
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{
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if(!strMachineName.Equals(""))
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{
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ServiceController[]arrSrvCtrl;
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try
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{
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//That's enough to get all the services running on the machine
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arrSrvCtrl= ServiceController.GetServices(strMachineName);
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//Clear all the collections
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lstSrvRun.Items.Clear();
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lstSrvPaused.Items.Clear();
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lstSrvStopped.Items.Clear();
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//Fill up all the listBoxes
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foreach(ServiceController tmpSC in arrSrvCtrl)
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{
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if(tmpSC.Status==ServiceControllerStatus.Running )
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lstSrvRun.Items.Add (tmpSC.DisplayName );
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else if(tmpSC.Status== ServiceControllerStatus.Paused )
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lstSrvPaused.Items.Add(tmpSC.DisplayName);
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else
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lstSrvStopped.Items.Add(tmpSC.DisplayName);
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}
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//Sort them alphabeticaly
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lstSrvPaused.Sorted=lstSrvRun.Sorted=lstSrvStopped.Sorted =true;
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}
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catch
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{
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MessageBox.Show("Couldn't load the services !");
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}
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}
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}
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// Show the process info window
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public void ShowServiceInfo(object sender, EventArgs e)
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{
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System.ServiceProcess.ServiceController tmpSC;
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tmpSC=new System.ServiceProcess.ServiceController();
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tmpSC.MachineName=strMachineName;
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tmpSC.DisplayName=strDisplayName;
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ServiceInfo si = new ServiceInfo(tmpSC);
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si.Show();
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}
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}
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}
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