chromium-status: improve status field editing

static/js/main/main.js

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /*
  * Code for the main user-visible status page.
  */
 
 window.onload = function() {
   document.add_new_message.message.focus();
   help_init();
 }
 
 /*
  * Functions for managing the help text.
  */
 
 function help_init() {
   // Set up the help text logic.
   var message = document.add_new_message.message;
   message.onmouseover = help_show;
   message.onmousemove = help_show;
   message.onmouseout = help_hide;
+  message.onkeypress = auto_submit;
 
   var help = document.getElementById('help');
   help.onmouseover = help_show;
   help.onmouseout = help_hide;
 }
 
 function help_show() {
   var message = document.add_new_message.message;
   var help = document.getElementById('help');
   help.style.left = message.offsetLeft + 'px';
   help.style.top = message.offsetTop + message.offsetHeight + 'px';
   help.hidden = false;
 }
 
 function help_hide() {
   var help = document.getElementById('help');
   help.hidden = true;
 }
+
+/*
+ * Misc functions.
+ */
+
+// Used by the status field.
+function auto_submit(e) {
+  if (!e.shiftKey && e.keyCode == 13) {
+    // Catch the enter key in the textarea.  Allow shift+enter to work
+    // so people editing a lot of text can play around with things.
+    var form = document.getElementsByName('add_new_message')[0]
+    form.submit();
+    return false;
+  }
+  return true;
+}