C# Interp.getNotifier方法代码示例

		public TCL.CompletionCode cmdProc(Interp interp, TclObject[] argv)
		{
			if (argv.Length != 2)
			{
				throw new TclNumArgsException(interp, 1, argv, "name");
			}
			
			VwaitTrace trace = new VwaitTrace();
			Var.traceVar(interp, argv[1], TCL.VarFlag.GLOBAL_ONLY | TCL.VarFlag.TRACE_WRITES | TCL.VarFlag.TRACE_UNSETS, trace);
			
			int foundEvent = 1;
			while (!trace.done && (foundEvent != 0))
			{
				foundEvent = interp.getNotifier().doOneEvent(TCL.ALL_EVENTS);
			}
			
			Var.untraceVar(interp, argv[1], TCL.VarFlag.GLOBAL_ONLY | TCL.VarFlag.TRACE_WRITES | TCL.VarFlag.TRACE_UNSETS, trace);
			
			// Clear out the interpreter's result, since it may have been set
			// by event handlers.
			
			interp.resetResult();
			
			if (foundEvent == 0)
			{
				
				throw new TclException(interp, "can't wait for variable \"" + argv[1] + "\":  would wait forever");
			}
      return TCL.CompletionCode.RETURN;
    }

    public TCL.CompletionCode cmdProc( Interp interp, TclObject[] argv )
    {
      int flags;

      if ( argv.Length == 1 )
      {
        flags = TCL.ALL_EVENTS | TCL.DONT_WAIT;
      }
      else if ( argv.Length == 2 )
      {
        TclIndex.get( interp, argv[1], validOpts, "option", 0 );

        /*
        * Since we just have one valid option, if the above call returns
        * without an exception, we've got "idletasks" (or abreviations).
        */

        flags = TCL.IDLE_EVENTS | TCL.DONT_WAIT;
      }
      else
      {
        throw new TclNumArgsException( interp, 1, argv, "?idletasks?" );
      }

      while ( interp.getNotifier().doOneEvent( flags ) != 0 )
      {
        /* Empty loop body */
      }

      /*
      * Must clear the interpreter's result because event handlers could
      * have executed commands.
      */

      interp.resetResult();
      return TCL.CompletionCode.RETURN;
    }

        public TCL.CompletionCode cmdProc( Interp interp, TclObject[] argv )
        {
            int i;
              Notifier notifier = (Notifier)interp.getNotifier();
              Object info;

              if ( assocData == null )
              {
            /*
            * Create the "after" information associated for this
            * interpreter, if it doesn't already exist.
            */

            assocData = (AfterAssocData)interp.getAssocData( "tclAfter" );
            if ( assocData == null )
            {
              assocData = new AfterAssocData( this );
              interp.setAssocData( "tclAfter", assocData );
            }
              }

              if ( argv.Length < 2 )
              {
            throw new TclNumArgsException( interp, 1, argv, "option ?arg arg ...?" );
              }

              /*
              * First lets see if the command was passed a number as the first argument.
              */

              bool isNumber = false;
              int ms = 0;

              if ( argv[1].InternalRep is TclInteger )
              {
            ms = TclInteger.get( interp, argv[1] );
            isNumber = true;
              }
              else
              {
            string s = argv[1].ToString();
            if ( ( s.Length > 0 ) && ( System.Char.IsDigit( s[0] ) ) )
            {
              ms = TclInteger.get( interp, argv[1] );
              isNumber = true;
            }
              }

              if ( isNumber )
              {
            if ( ms < 0 )
            {
              ms = 0;
            }
            if ( argv.Length == 2 )
            {
              /*
              * Sleep for at least the given milliseconds and return.
              */

              long endTime = System.DateTime.Now.Ticks / 10000 + ms;
              while ( true )
              {
            try
            {
              System.Threading.Thread.Sleep( ms );
              return TCL.CompletionCode.RETURN;
            }
            catch ( System.Threading.ThreadInterruptedException e )
            {
              /*
              * We got interrupted. Sleep again if we havn't slept
              * long enough yet.
              */

              long sysTime = System.DateTime.Now.Ticks / 10000;
              if ( sysTime >= endTime )
              {
                return TCL.CompletionCode.RETURN;
              }
              ms = (int)( endTime - sysTime );
              continue;
            }
              }
            }

            TclObject cmd = getCmdObject( argv );
            cmd.preserve();

            assocData.lastAfterId++;
            TimerInfo timerInfo = new TimerInfo( this, notifier, ms );
            timerInfo.interp = interp;
            timerInfo.command = cmd;
            timerInfo.id = assocData.lastAfterId;

            assocData.handlers.Add( timerInfo );

            interp.setResult( "after#" + timerInfo.id );

            return TCL.CompletionCode.RETURN;
//.........这里部分代码省略.........

//.........这里部分代码省略.........
        {
          interp.setVar("argv0", fileName, TCL.VarFlag.GLOBAL_ONLY);
          interp.setVar("tcl_interactive", "0", TCL.VarFlag.GLOBAL_ONLY);
          i++;
          argc--;
        }
        for (; i < args.Length; i++)
        {
          TclList.append(interp, argv, TclString.newInstance(args[i]));
        }
        interp.setVar("argv", argv, TCL.VarFlag.GLOBAL_ONLY);
        interp.setVar("argc", System.Convert.ToString(argc), TCL.VarFlag.GLOBAL_ONLY);
      }
      catch (TclException e)
      {
        throw new TclRuntimeError("unexpected TclException: " + e.Message);
      }
      finally
      {
        argv.release();
      }

      // Normally we would do application specific initialization here.
      // However, that feature is not currently supported.
      // If a script file was specified then just source that file
      // and quit.

      Console.WriteLine("C#-TCL version " + Assembly.GetExecutingAssembly().GetName().Version.ToString());
      Console.WriteLine("==============================================================");
      Console.WriteLine("");

      if ((System.Object)fileName != null)
      {
        try
        {
          interp.evalFile(fileName);
        }
        catch (TclException e)
        {
          TCL.CompletionCode code = e.getCompletionCode();
          if (code == TCL.CompletionCode.RETURN)
          {
            code = interp.updateReturnInfo();
            if (code != TCL.CompletionCode.OK)
            {
              System.Console.Error.WriteLine("command returned bad code: " + code);
              if (tcl.lang.ConsoleThread.debug) System.Diagnostics.Debug.WriteLine("command returned bad code: " + code);
            }
          }
          else if (code == TCL.CompletionCode.ERROR)
          {
            System.Console.Error.WriteLine(interp.getResult().ToString());
            if (tcl.lang.ConsoleThread.debug) System.Diagnostics.Debug.WriteLine(interp.getResult().ToString());
            System.Diagnostics.Debug.Assert(false, interp.getResult().ToString());
          }
          else
          {
            System.Console.Error.WriteLine("command returned bad code: " + code);
            if (tcl.lang.ConsoleThread.debug) System.Diagnostics.Debug.WriteLine("command returned bad code: " + code);
          }
        }

        // Note that if the above interp.evalFile() returns the main
        // thread will exit.  This may bring down the VM and stop
        // the execution of Tcl.
        //
        // If the script needs to handle events, it must call
        // vwait or do something similar.
        //
        // Note that the script can create AWT widgets. This will
        // start an AWT event handling thread and keep the VM up. However,
        // the interpreter thread (the same as the main thread) would
        // have exited and no Tcl scripts can be executed.

        interp.dispose();

        System.Environment.Exit(0);
      }

      if ((System.Object)fileName == null)
      {
        // We are running in interactive mode. Start the ConsoleThread
        // that loops, grabbing stdin and passing it to the interp.

        ConsoleThread consoleThread = new ConsoleThread(interp);
        consoleThread.IsBackground = true;
        consoleThread.Start();

        // Loop forever to handle user input events in the command line.

        Notifier notifier = interp.getNotifier();
        while (true)
        {
          // process events until "exit" is called.

          notifier.doOneEvent(TCL.ALL_EVENTS);
        }
      }
    }
  }