public override object Suspend(SuspendInformation toSuspend)
{
// Check whether the necessary data to know which file was open is passed.
if (toSuspend.CommandLine == null)
{
return(null);
}
// TODO: Should we distribute taskkill to ensure it being there?
ProcessHelper.SetUp(@"C:\Windows\System32\taskkill.exe", "/pid " + toSuspend.Process.Id, "", true).Run();
// Extract file name from commandLine which is in format: "... path/to/notepad.exe" C:\Path\To\File\Without Quotes\text file.txt
Match split = Regex.Match(toSuspend.CommandLine, "\"(.*)\" (.*)");
return(split.Groups[2].Value);
}
public override object Suspend(SuspendInformation toSuspend)
{
var cabinetWindows = new ShellWindows()
.Cast <InternetExplorer>()
// TODO: Is there a safer way to guarantee that it is actually the explorer we expect it to be?
// For some reason, the process CAN be both "Explorer", and "explorer".
.Where(e => Path.GetFileNameWithoutExtension(e.FullName).IfNotNull(p => p.ToLower()) == "explorer")
.ToList();
var suspendedExplorerWindows = new List <ExplorerLocation>();
foreach (Window window in toSuspend.Windows)
{
// Check whether the window is an explorer cabinet window. (file browser)
InternetExplorer cabinetWindow = cabinetWindows.FirstOrDefault(e =>
{
try
{
return(window.Handle.Equals(new IntPtr(e.HWND)));
}
catch (COMException)
{
// This exception is thrown when accessing 'HWND' for some windows.
// TODO: Why is this the case, and do we ever need to handle those windows?
return(false);
}
});
if (cabinetWindow != null)
{
var persistedData = new ExplorerLocation
{
LocationName = cabinetWindow.LocationName,
LocationUrl = cabinetWindow.LocationURL,
Pidl = cabinetWindow.GetPidl()
};
cabinetWindow.Quit();
suspendedExplorerWindows.Add(persistedData);
}
// TODO: Support other explorer windows, e.g. property windows ...
}
return(suspendedExplorerWindows);
}
public override object Suspend(SuspendInformation toSuspend)
{
var chromeWindows = toSuspend.Windows
.Select(w => new WindowInfo(w.Handle))
// For some reason, Chrome windows can use two separate classes. The same ones are also used for status bars, but status bars never have a title set.
.Where(w => w.GetClassName().EqualsAny("Chrome_WidgetWin_0", "Chrome_WidgetWin_1") && !w.GetTitle().EqualsAny("", "Chrome App Launcher"));
var persisted = new List <ChromePersistedWindow>();
foreach (var w in chromeWindows)
{
bool hasRetried = false;
while (true)
{
try
{
// TODO: The window title is passed in order to be able to identify which window needs to be suspended. This title can change dynamically however, so is there a safer way?
string title = w.GetTitle();
const string chromeSuffix = " - Google Chrome";
if (title.EndsWith(chromeSuffix))
{
title = title.Substring(0, title.Length - chromeSuffix.Length);
}
persisted.Add(_chromeService.Suspend(title));
break;
}
catch (RemotingException)
{
// When a new server has started, and thus the previous pipe connection was closed, the first call results in a 'pipe is closing' exception.
// A second call however can succeed, now that the connection is aware it was closed, and a reconnect is attempted.
if (hasRetried)
{
break;
}
hasRetried = true;
}
}
}
return(persisted);
}
