Remove throuput control and use the pause/break key to prevent flood.

coffees/main.coffee

@@ -18,6 +18,10 @@
 cols = rows = null
 quit = false
 openTs = (new Date()).getTime()
+cutMessage = '\r\nCutting...... 8< ...... 8< ...... ' +
+             '\r\nYou can release when there is no more output.' +
+             '\r\nCutting...... 8< ...... 8< ......' +
+             '\r\nCutting...... 8< ...... 8< ......'
 
 $ = document.querySelectorAll.bind(document)
 
@@ -54,10 +58,6 @@ document.addEventListener 'DOMContentLoaded', ->
   ws.addEventListener 'error', ->
     console.log "WebSocket error", arguments
 
-  lastData = ''
-  t_queue = null
-
-  queue = ''
   ws.addEventListener 'message', (e) ->
     if e.data[0] is 'R'
       [cols, rows] = e.data.slice(1).split(',')
@@ -68,22 +68,14 @@ document.addEventListener 'DOMContentLoaded', ->
       console.error 'Garbage message'
       return
 
-    clearTimeout t_queue if t_queue
-    queue += e.data.slice(1)
-    if term.stop
-      queue = queue.slice -10 * 1024
-
-    if queue.length > term.buffSize
-      treat()
+    unless term.stop?
+      term.write e.data.slice(1)
     else
-      t_queue = setTimeout treat, 1
-
-  treat = ->
-    term.write queue
-    if term.stop
-      term.stop = false
-      term.body.classList.remove 'stopped'
-    queue = ''
+      if term.stop < cutMessage.length
+        letter = cutMessage[term.stop++]
+      else
+        letter = '.'
+      term.write letter
 
   ws.addEventListener 'close', ->
     console.log "WebSocket closed", arguments
@@ -102,7 +94,6 @@ document.addEventListener 'DOMContentLoaded', ->
     if not quit
       'This will exit the terminal session'
 
-
   window.bench = (n=100000000) ->
     rnd = ''
     while rnd.length < n

coffees/term.coffee

@@ -80,14 +80,14 @@ class Terminal
     @termName = 'xterm'
     @cursorBlink = true
     @cursorState = 0
-    @stop = false
-    @lastcc = 0
+
     @resetVars()
 
     @focus()
 
     @startBlink()
     addEventListener 'keydown', @keyDown.bind(@)
+    addEventListener 'keyup', @keyUp.bind(@)
     addEventListener 'keypress', @keyPress.bind(@)
     addEventListener 'focus', @focus.bind(@)
     addEventListener 'blur', @blur.bind(@)
@@ -1258,12 +1258,26 @@ class Terminal
   writeln: (data) ->
     @write "#{data}\r\n"
 
+  keyUp: (ev) ->
+    if ev.keyCode is 19  # Pause break
+      return unless @stop
+      @body.classList.remove 'stopped'
+      @stop = null
+      @out '\x03\n'
+
   keyDown: (ev) ->
     # Key Resources:
     # https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent
     # Don't handle modifiers alone
     return true if ev.keyCode > 15 and ev.keyCode < 19
 
+    if ev.keyCode is 19  # Pause break
+      return if @stop
+      @body.classList.add 'stopped'
+      @stop = 0
+      @out '\x03'
+      return false
+
     # Handle shift insert and ctrl insert
     # copy/paste usefull for typematrix keyboard
     return true if (ev.shiftKey or ev.ctrlKey) and ev.keyCode is 45
@@ -1446,21 +1460,9 @@ class Terminal
         # a-z and space
         if ev.ctrlKey
           if ev.keyCode >= 65 and ev.keyCode <= 90
-            if ev.keyCode is 67
-              t = (new Date()).getTime()
-              if (t - @lastcc) < 500 and not @stop
-                id = (setTimeout ->)
-                (clearTimeout id if id not in [
-                  @t_bell, @t_queue, @t_blink]) while id--
-                @body.classList.add 'stopped'
-                @stop = true
-                return @send ' \x7f'
-              else if @stop
-                return true
-              @lastcc = t
             key = String.fromCharCode(ev.keyCode - 64)
-          else if ev.keyCode is 32
 
+          else if ev.keyCode is 32
             # NUL
             key = String.fromCharCode(0)
           else if ev.keyCode >= 51 and ev.keyCode <= 55