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public class Processes
{
private static int SecondPollTimeToDetectProcessClosingsAndOpenings = 5;
private System.ComponentModel.BackgroundWorker bwCheckProcesses = new System.ComponentModel.BackgroundWorker();
public SystemEvent ObjectCreated = new SystemEvent(SystemEvents.EVENT_OBJECT_CREATE);
public SystemEvent ObjectDestroyed = new SystemEvent(SystemEvents.EVENT_OBJECT_DESTROY);
public event ProcessClosedEventEventHandler ProcessClosedEvent;
public delegate void ProcessClosedEventEventHandler(int processId);
public event ProcessOpenedEventEventHandler ProcessOpenedEvent;
public delegate void ProcessOpenedEventEventHandler(int processId);
public event ProcessListChangedNamesEventHandler ProcessListChangedNames;
public delegate void ProcessListChangedNamesEventHandler(string[] names);
public event ProcessListChangedTitlesEventHandler ProcessListChangedTitles;
public delegate void ProcessListChangedTitlesEventHandler(string[] titles);
private System.Collections.SortedList ProcessList = new System.Collections.SortedList();
private System.Collections.ArrayList ProcessNames = new System.Collections.ArrayList();
private System.Collections.ArrayList ProcessTitles = new System.Collections.ArrayList();
private System.Collections.Hashtable ProcessListAll = new System.Collections.Hashtable();
private System.Collections.ArrayList ProcessNamesAll = new System.Collections.ArrayList();
private System.Collections.ArrayList ProcessTitlesAll = new System.Collections.ArrayList();
private string ProcessNamesPrev = "";
private string ProcessTitlesPrev = "";
private System.DateTime LastChecked = new System.DateTime(0);
private string LastCheckedHwnd = "0000000000000000";
private string LastCheckedHwndAttempted = "8888888888888888";
public void OnObjectCreated(System.IntPtr hWinEventHook, uint eventType, System.IntPtr hwnd, int idObject, int idChild, uint dwEventThread, uint dwmsEventTime)
{
if (idChild != 0) {
CheckProcesses(hwnd.ToString("X16"));
}
}
public void OnObjectDestroyed(System.IntPtr hWinEventHook, uint eventType, System.IntPtr hwnd, int idObject, int idChild, uint dwEventThread, uint dwmsEventTime)
{
if (ProcessListAll.Contains(hwnd)) {
CheckProcesses("");
}
}
private void CheckProcesses(string Hwnd)
{
if (Hwnd.Equals("")) { Hwnd = "FFFFFFFFFFFFFFFF"; }
System.TimeSpan last = new System.TimeSpan(System.DateTime.Now.Ticks - LastChecked.Ticks);
if (last.TotalSeconds < SecondPollTimeToDetectProcessClosingsAndOpenings) {
LastCheckedHwndAttempted = Hwnd;
} else {
LastChecked = System.DateTime.Now;
if (LastCheckedHwndAttempted != LastCheckedHwnd) {
LastCheckedHwnd = Hwnd;
LastCheckedHwndAttempted = Hwnd;
try {
ProcessListAll.Clear();
System.Diagnostics.Process[] mProcesses = System.Diagnostics.Process.GetProcesses();
for (int x = 0; x <= mProcesses.Length - 1; x++) {
if ((mProcesses[x].MainWindowHandle != System.IntPtr.Zero) && (!ProcessListAll.Contains(mProcesses[x].MainWindowHandle))) {
ProcessListAll.Add(mProcesses[x].MainWindowHandle, null);
}
string thisName =System.Convert.ToString(mProcesses[x].ProcessName.Trim());
if (((thisName != null)) && (thisName.Length > 0) && (!ProcessNamesAll.Contains(thisName))) {
ProcessNamesAll.Add(thisName);
}
ProcessNamesAll.Sort();
string thisTitle =System.Convert.ToString(mProcesses[x].MainWindowTitle.Trim());
if (((thisTitle != null)) && (thisTitle.Length > 0) && (!ProcessTitlesAll.Contains(thisTitle))) {
ProcessTitlesAll.Add(thisTitle);
}
ProcessTitlesAll.Sort();
}
} catch (System.Exception ex) {
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
try {
System.Collections.SortedList newProcessList = new System.Collections.SortedList();
System.Diagnostics.Process[][] mProcesses = new System.Diagnostics.Process[ProcessNames.Count][];
for (int x = 0; x <= ProcessNames.Count - 1; x++) {
string thisName =System.Convert.ToString(ProcessNames[x]);
mProcesses[x] = System.Diagnostics.Process.GetProcessesByName(thisName);
int i;
for (i = 0; i <= mProcesses[x].Length - 1; i++) {
if (ProcessTitles.Contains(mProcesses[x][i].MainWindowTitle)) {
newProcessList.Add(mProcesses[x][i].Id, mProcesses[x][i]);
}
}
}
foreach (int processId in newProcessList.Keys) {
if (!ProcessList.ContainsKey(processId)) {
ProcessList.Add(processId, newProcessList[processId]);
OnProcessChange(1, processId);
}
}
int[] k = new int[ProcessList.Count];
ProcessList.Keys.CopyTo(k, 0);
int j;
for (j = 0; j <= k.Length - 1; j++) {
if (!newProcessList.ContainsKey(k[j])) {
ProcessList[k[j]] = null;
ProcessList.Remove(k[j]);
OnProcessChange(0, k[j]);
}
}
} catch (System.Exception ex) {
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
ProcessNamesAll.Sort();
object[] ProcessNamesAllObjectArray = ProcessNamesAll.ToArray();
string[] ProcessNamesAllStringArray = System.Array.ConvertAll<object, string>(ProcessNamesAllObjectArray, o => o.ToString());
string names = string.Join(",", ProcessNamesAllStringArray);
ProcessTitlesAll.Sort();
object[] ProcessTitlesAllObjectArray = ProcessTitlesAll.ToArray();
string[] ProcessTitlesAllStringArray = System.Array.ConvertAll<object, string>(ProcessTitlesAllObjectArray, o => o.ToString());
string titles = string.Join(",", ProcessTitlesAllStringArray);
if (ProcessNamesPrev != names) {
ProcessNamesPrev = names;
OnProcessChange(2, names);
}
if (ProcessTitlesPrev != titles) {
ProcessTitlesPrev = titles;
OnProcessChange(3, titles);
}
}
}
}
public void OnProcessChange(int progress, object e)
{
if (progress == 0) {
if ((((ProcessClosedEvent != null)) && (ProcessClosedEvent.GetInvocationList().Length > 0))) {
if (ProcessClosedEvent != null) {
ProcessClosedEvent(System.Convert.ToInt32(e));
}
}
} else if (progress == 1) {
if ((((ProcessOpenedEvent != null)) && (ProcessOpenedEvent.GetInvocationList().Length > 0))) {
if (ProcessOpenedEvent != null) {
ProcessOpenedEvent(System.Convert.ToInt32(e));
}
}
} else if (progress == 2) {
if ((((ProcessListChangedNames != null)) && (ProcessListChangedNames.GetInvocationList().Length > 0))) {
if (ProcessListChangedNames != null) {
ProcessListChangedNames(System.Convert.ToString(e).Split(','));
}
}
} else if (progress == 3) {
if ((((ProcessListChangedTitles != null)) && (ProcessListChangedTitles.GetInvocationList().Length > 0))) {
if (ProcessListChangedTitles != null) {
ProcessListChangedTitles(System.Convert.ToString(e).Split(','));
}
}
}
}
private void CheckProcesses(object sender, System.ComponentModel.DoWorkEventArgs e)
{
while (true) {
if (bwCheckProcesses.CancellationPending == true) {
e.Cancel = true;
break; // TODO: might not be correct. Was : Exit While
} else {
}
System.Threading.Thread.Sleep(SecondPollTimeToDetectProcessClosingsAndOpenings * 1000);
}
}
public Processes(System.Collections.ArrayList Names, System.Collections.ArrayList Titles)
{
ObjectCreated.SystemEventHandler +=new SystemEvent.SystemEventEventHandler(OnObjectCreated);
ObjectDestroyed.SystemEventHandler += new SystemEvent.SystemEventEventHandler(OnObjectDestroyed);
bwCheckProcesses.DoWork +=new System.ComponentModel.DoWorkEventHandler(CheckProcesses);
if ((Names != null))
ProcessNames = Names;
if ((Titles != null))
ProcessTitles = Titles;
bwCheckProcesses.WorkerReportsProgress = true;
bwCheckProcesses.WorkerSupportsCancellation = true;
bwCheckProcesses.RunWorkerAsync();
}
public void AddProcessName(string name)
{
if (!ProcessNames.Contains(name)) {
ProcessNames.Add(name);
}
}
public void RemoveProcessName(string name)
{
if (ProcessNames.Contains(name)) {
ProcessNames.Remove(name);
}
}
public void AddProcessTitle(string title)
{
if (!ProcessTitles.Contains(title)) {
ProcessTitles.Add(title);
}
}
public void RemoveProcessTitle(string title)
{
if (ProcessTitles.Contains(title)) {
ProcessTitles.Remove(title);
}
}
public System.Diagnostics.Process this[int index] {
get {
System.Diagnostics.Process result = null;
if (index >= 0 && index < ProcessList.Count) {
try {
result = (System.Diagnostics.Process)ProcessList.GetByIndex(index);
} catch (System.Exception ex) {
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
return result;
}
}
public int length {
get { return ProcessList.Count; }
}
}
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