public ConEmuSession Start([NotNull] ConEmuStartInfo startinfo)
{
if (startinfo == null)
{
throw new ArgumentNullException(nameof(startinfo));
}
// Close prev session if there is one
_running?.CloseConsoleEmulator();
if (_running != null)
{
throw new InvalidOperationException("Cannot start a new console process because another console emulator session has failed to close in due time.");
}
_autostartinfo = null; // As we're starting, no more chance for an autostart
if (!IsHandleCreated)
{
CreateHandle();
}
// Spawn session
var session = new ConEmuSession(startinfo, new ConEmuSession.HostContext((void *)Handle, IsStatusbarVisible));
_running = session;
StateChanged?.Invoke(this, EventArgs.Empty);
startinfo.ConsoleProcessPreExitedEventSink += (sender, args) => OnSessionEnds();
// Wait for its exit
session.WaitForConsoleEmulatorCloseAsync().ContinueWith(scheduler: TaskScheduler.FromCurrentSynchronizationContext(), continuationAction: task =>
{
OnSessionEnds();
});
return(session);
}
internal GuiMacroBuilder([NotNull] ConEmuSession owner, [NotNull] string sMacroName, [NotNull] IEnumerable<string> parameters)
{
if(owner == null)
throw new ArgumentNullException(nameof(owner));
if(sMacroName == null)
throw new ArgumentNullException(nameof(sMacroName));
if(parameters == null)
throw new ArgumentNullException(nameof(parameters));
_owner = owner;
_sMacroName = sMacroName;
_parameters = parameters;
}
private void OnSessionEnds()
{
try
{
_nLastExitCode = _running.GetConsoleProcessExitCode();
}
catch (Exception)
{
// NOP
}
_running = null;
Invalidate();
StateChanged?.Invoke(this, EventArgs.Empty);
}
internal GuiMacroBuilder([NotNull] ConEmuSession owner, [NotNull] string sMacroName, [NotNull] IEnumerable <string> parameters)
{
if (owner == null)
{
throw new ArgumentNullException(nameof(owner));
}
if (sMacroName == null)
{
throw new ArgumentNullException(nameof(sMacroName));
}
if (parameters == null)
{
throw new ArgumentNullException(nameof(parameters));
}
_owner = owner;
_sMacroName = sMacroName;
_parameters = parameters;
}
private void StartPowerShellExecutionHost()
{
if (!IsConEmuInstalled)
{
return;
}
var config = core.Config;
var hostScript = Path.Combine(config.GetStringValue(PropertyKeys.BenchScripts), PowerShellHostScript);
if (!File.Exists(hostScript))
{
throw new FileNotFoundException("The PowerShell host script was not found.");
}
currentToken = Guid.NewGuid().ToString("D");
var cwd = config.GetStringValue(PropertyKeys.BenchRoot);
var startInfo = BuildStartInfo(cwd, PowerShell.Executable,
"\"" + string.Join(" ", "-NoProfile", "-NoLogo",
"-ExecutionPolicy", "Unrestricted",
"-File", "\"" + hostScript + "\"",
"-Token", currentToken));
currentSession = StartProcess(startInfo);
currentSession.ConsoleEmulatorClosed += (s, o) =>
{
currentToken = null;
currentSession = null;
};
}
/// <summary>
/// This method checks that the async-await compiler syntax is not prevented in netfx45+ projects due to the shim types present in the conemu assembly (https://github.com/Maximus5/conemu-inside/issues/20).
/// </summary>
private static async Task ShowMessageForChoiceAsync(ConEmuSession session)
{
if(session == null)
throw new ArgumentNullException(nameof(session));
ConsoleProcessExitedEventArgs exitargs = await session.WaitForConsoleProcessExitAsync();
MessageBox.Show($"Your choice is {exitargs.ExitCode} (powered by wait-for-exit-async).");
}
public static async Task <GetInfoRoot> QueryAsync([NotNull] ConEmuSession session)
{
if (session == null)
{
throw new ArgumentNullException(nameof(session));
}
GuiMacroResult result = await session.BeginGuiMacro("GetInfo").WithParam("Root").ExecuteAsync();
Trace.WriteLine("[ROOT]: " + result.Response);
if (!result.IsSuccessful)
{
throw new InvalidOperationException("The GetInfo-Root call did not succeed.");
}
if (string.IsNullOrWhiteSpace(result.Response)) // Might yield an empty string randomly if not ready yet
{
throw new InvalidOperationException("The GetInfo-Root call has yielded an empty result.");
}
// Interpret the string as XML
var xmlDoc = new XmlDocument();
try
{
xmlDoc.LoadXml(result.Response);
}
catch (Exception ex)
{
// Could not parse the XML response. Not expected. Wait more.
throw new InvalidOperationException($"The GetInfo-Root call result “{result.Response}” were not a valid XML document.", ex);
}
XmlElement xmlRoot = xmlDoc.DocumentElement;
if (xmlRoot == null)
{
throw new InvalidOperationException($"The GetInfo-Root call result “{result.Response}” didn't have a root XML element.");
}
// Current possible records:
// <Root State="NotStarted" Name="cmd.exe" />
// <Root State="Running" Name="cmd.exe" PID="4672" ExitCode="259" UpTime="4406" />
// <Root State="Exited" Name="cmd.exe" PID="4672" ExitCode="0" UpTime="14364"/>
// Also, there's the State="Empty" documented, though it would be hard to catch
// Start with detecting the state
string sState = xmlRoot.GetAttribute("State");
if (string.IsNullOrWhiteSpace(sState))
{
throw new InvalidOperationException($"The GetInfo-Root call result “{result.Response}” didn't specify the current ConEmu state.");
}
States state;
if (!Enum.TryParse(sState, false, out state))
{
throw new InvalidOperationException($"The GetInfo-Root call result “{result.Response}” specifies the State “{sState}” which cannot be matched against the list of the known states {Enum.GetValues(typeof(States)).OfType<States>().Select(o => o.ToString()).OrderBy(o => o, StringComparer.InvariantCultureIgnoreCase).Aggregate((x, y) => x + ", " + y)}.");
}
string sName = xmlRoot.GetAttribute("Name");
uint nPidRaw;
uint?nPid = ((state == States.Running) && (uint.TryParse(xmlRoot.GetAttribute("PID"), NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out nPidRaw))) ? nPidRaw : default(uint?);
int nExitCodeRaw;
int?nExitCode = ((state == States.Exited) && (int.TryParse(xmlRoot.GetAttribute("ExitCode"), NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out nExitCodeRaw))) ? nExitCodeRaw : default(int?);
return(new GetInfoRoot(state, sName, nPid, nExitCode));
}
public ConEmuSession Start([NotNull] ConEmuStartInfo startinfo)
{
if(startinfo == null)
throw new ArgumentNullException(nameof(startinfo));
// Close prev session if there is one
_running?.CloseConsoleEmulator();
if(_running != null)
throw new InvalidOperationException("Cannot start a new console process because another console emulator session has failed to close in due time.");
_autostartinfo = null; // As we're starting, no more chance for an autostart
if(!IsHandleCreated)
CreateHandle();
// Spawn session
var session = new ConEmuSession(startinfo, new ConEmuSession.HostContext((void*)Handle, IsStatusbarVisible));
_running = session;
StateChanged?.Invoke(this, EventArgs.Empty);
// Wait for its exit
session.WaitForConsoleEmulatorCloseAsync().ContinueWith(scheduler : TaskScheduler.FromCurrentSynchronizationContext(), continuationAction : task =>
{
try
{
_nLastExitCode = _running.GetConsoleProcessExitCode();
}
catch(Exception)
{
// NOP
}
_running = null;
Invalidate();
StateChanged?.Invoke(this, EventArgs.Empty);
});
return session;
}
public ConEmuSession Start([NotNull] ConEmuStartInfo startinfo, [NotNull] JoinableTaskFactory joinableTaskFactory,
[NotNull] string conEmuStyle, string conEmuFontSize)
{
if (startinfo == null)
{
throw new ArgumentNullException(nameof(startinfo));
}
SetConsoleFontSize();
SetConsoleStyle();
// Close prev session if there is one
_running?.CloseConsoleEmulator();
if (_running != null)
{
throw new InvalidOperationException("Cannot start a new console process because another console emulator session has failed to close in due time.");
}
_autostartinfo = null; // As we're starting, no more chance for an autostart
if (!IsHandleCreated)
{
CreateHandle();
}
// Spawn session
var session = new ConEmuSession(startinfo, new ConEmuSession.HostContext((void *)Handle, IsStatusbarVisible), joinableTaskFactory);
_running = session;
StateChanged?.Invoke(this, EventArgs.Empty);
// Wait for its exit
session.WaitForConsoleEmulatorCloseAsync().ContinueWith(scheduler: TaskScheduler.FromCurrentSynchronizationContext(), continuationAction: task =>
{
try
{
_nLastExitCode = _running.GetConsoleProcessExitCode();
}
catch (Exception)
{
// NOP
}
_running = null;
Invalidate();
StateChanged?.Invoke(this, EventArgs.Empty);
}).Forget();
return(session);
void SetConsoleFontSize()
{
var startInfoBaseConfiguration = startinfo.BaseConfiguration;
if (!string.IsNullOrWhiteSpace(conEmuFontSize))
{
if (int.TryParse(conEmuFontSize, out var fontSize))
{
var nodeFontSize =
startInfoBaseConfiguration.SelectSingleNode("/key/key/key/value[@name='FontSize']");
if (nodeFontSize?.Attributes != null)
{
nodeFontSize.Attributes["data"].Value = fontSize.ToString("X8");
}
}
}
startinfo.BaseConfiguration = startInfoBaseConfiguration;
}
void SetConsoleStyle()
{
if (conEmuStyle != "Default")
{
startinfo.ConsoleProcessExtraArgs = " -new_console:P:\"" + conEmuStyle + "\"";
}
}
}
