private void ShutdownCancelledHandler()
{
if (_saveYourselfPhase)
{
SMLib.SmcSaveYourselfDone(_currentSmcConn, true);
}
_saveYourselfPhase = false;
}
internal X11PlatformLifetimeEvents(AvaloniaX11Platform platform)
{
_platform = platform;
if (ICELib.IceAddConnectionWatch(
Marshal.GetFunctionPointerForDelegate(s_iceWatchProcDelegate),
IntPtr.Zero) == 0)
{
Logger.TryGet(LogEventLevel.Warning, LogArea.X11Platform)?.Log(this,
"SMLib was unable to add an ICE connection watcher.");
return;
}
byte[] errorBuf = new byte[255];
IntPtr clientIdRet = IntPtr.Zero;
var smcConn = SMLib.SmcOpenConnection(null,
IntPtr.Zero, 1, 0,
SmcSaveYourselfProcMask |
SmcSaveCompleteProcMask |
SmcShutdownCancelledProcMask |
SmcDieProcMask,
ref s_callbacks,
null,
ref clientIdRet,
errorBuf.Length,
errorBuf);
if (smcConn == IntPtr.Zero)
{
Logger.TryGet(LogEventLevel.Warning, LogArea.X11Platform)?.Log(this,
$"SMLib/ICELib reported a new error: {Encoding.ASCII.GetString(errorBuf)}");
return;
}
if (!s_nativeToManagedMapper.TryAdd(smcConn, this))
{
Logger.TryGet(LogEventLevel.Warning, LogArea.X11Platform)?.Log(this,
"SMLib was unable to add this instance to the native to managed map.");
return;
}
_ = SMLib.SmcSetErrorHandler(Marshal.GetFunctionPointerForDelegate(s_smcErrorHandlerDelegate));
_ = ICELib.IceSetErrorHandler(Marshal.GetFunctionPointerForDelegate(s_iceErrorHandlerDelegate));
_ = ICELib.IceSetIOErrorHandler(Marshal.GetFunctionPointerForDelegate(s_iceIoErrorHandlerDelegate));
_currentSmcConn = smcConn;
_currentIceConn = SMLib.SmcGetIceConnection(smcConn);
Task.Run(() =>
{
var token = _cancellationTokenSource.Token;
while (!token.IsCancellationRequested)
{
HandleRequests();
}
}, _cancellationTokenSource.Token);
}
public void Dispose()
{
if (_currentSmcConn == IntPtr.Zero)
{
return;
}
s_nativeToManagedMapper.TryRemove(_currentSmcConn, out _);
_ = SMLib.SmcCloseConnection(_currentSmcConn, 1,
new[] { $"{nameof(X11PlatformLifetimeEvents)} was disposed in managed code." });
}
private void ActualInteractHandler(IntPtr smcConn)
{
var e = new ShutdownRequestedEventArgs();
if (_platform.Options?.EnableSessionManagement ?? false)
{
ShutdownRequested?.Invoke(this, e);
}
SMLib.SmcInteractDone(smcConn, e.Cancel);
if (e.Cancel)
{
return;
}
_saveYourselfPhase = false;
SMLib.SmcSaveYourselfDone(smcConn, true);
}
private void SaveYourselfHandler(IntPtr smcConn, IntPtr clientData, bool shutdown, bool fast)
{
if (_saveYourselfPhase)
{
SMLib.SmcSaveYourselfDone(smcConn, true);
}
_saveYourselfPhase = true;
if (shutdown && !fast)
{
var _ = SMLib.SmcInteractRequest(smcConn, SMLib.SmDialogValue.SmDialogError,
Marshal.GetFunctionPointerForDelegate(s_smcInteractDelegate),
clientData);
}
else
{
SMLib.SmcSaveYourselfDone(smcConn, true);
_saveYourselfPhase = false;
}
}
