Improve braille related message descriptions and clean up message handling in Chromevox.

chrome/browser/resources/chromeos/chromevox/common/date_widget.js

 // Copyright 2014 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.
 
 goog.provide('cvox.ChromeVoxHTMLDateWidget');
 
+goog.require('Msgs');
+
 /**
  * @fileoverview Gives the user spoken feedback as they interact with the date
  * widget (input type=date).
  *
  */
 
 /**
  * A class containing the information needed to speak
  * a text change event to the user.
  *
  * @constructor
  * @param {Element} dateElem The time widget element.
  * @param {cvox.TtsInterface} tts The TTS object from ChromeVox.
  */
-cvox.ChromeVoxHTMLDateWidget = function(dateElem, tts){
+cvox.ChromeVoxHTMLDateWidget = function(dateElem, tts) {
   var self = this;
   /**
    * Currently selected field in the widget.
    * @type {number}
    * @private
    */
   this.pos_ = 0;
   var maxpos = 2;
   if (dateElem.type == 'month' || dateElem.type == 'week') {
     maxpos = 1;
@@ skipping 37 matching lines @@
   /**
    * The previous value of the day field.
    * @type {number}
    * @private
    */
   this.pDay_ = -1;
 
   // Use listeners to make this work when running tests inside of ChromeVox.
   this.keyListener_ = function(evt) {
     self.eventHandler_(evt);
-  }
+  };
   this.blurListener_ = function(evt) {
     self.shutdown();
-  }
+  };
 
   // Ensure we have a reasonable value to start with.
   if (this.dateElem_.value.length == 0) {
     this.forceInitTime_();
   }
 
   // Move the cursor to the first position so that we are guaranteed to start
   // off at the hours position.
   for (var i = 0; i < this.maxPos_; i++) {
     var evt = document.createEvent('KeyboardEvent');
@@ skipping 38 matching lines @@
     monthString = '0' + monthString; // Month format is MM.
   }
   var dayString = currentDate.getDate() + '';
 
   switch (this.dateElem_.type) {
     case 'month':
       valueString = yearString + '-' + monthString;
       break;
     case 'week':
       // Based on info from: http://www.merlyn.demon.co.uk/weekcalc.htm#WNR
-      currentDate.setHours(0,0,0);
+      currentDate.setHours(0, 0, 0);
       // Set to nearest Thursday: current date + 4 - current day number
       // Make Sunday's day number 7
       currentDate.setDate(
-          currentDate.getDate() + 4 - (currentDate.getDay()||7));
+          currentDate.getDate() + 4 - (currentDate.getDay() || 7));
       // Get first day of year
-      var yearStart = new Date(currentDate.getFullYear(),0,1);
+      var yearStart = new Date(currentDate.getFullYear(), 0, 1);
       // Calculate full weeks to nearest Thursday
       var weekString =
-          Math.ceil(( ( (currentDate - yearStart) / 86400000) + 1)/7) + '';
+          Math.ceil((((currentDate - yearStart) / 86400000) + 1) / 7) + '';
       if (weekString.length < 2) {
         weekString = '0' + weekString; // Week format is WXX.
       }
       weekString = 'W' + weekString;
       valueString = yearString + '-' + weekString;
       break;
     default:
       valueString = yearString + '-' + monthString + '-' + dayString;
       break;
   }
@@ skipping 32 matching lines @@
       break;
   }
 };
 
 /**
  * Speaks any changes to the control.
  * @private
  * @param {boolean} shouldSpeakLabel Whether or not to speak the label.
  */
 cvox.ChromeVoxHTMLDateWidget.prototype.update_ = function(shouldSpeakLabel) {
-  var splitDate = this.dateElem_.value.split("-");
-  if (splitDate.length < 1){
+  var splitDate = this.dateElem_.value.split('-');
+  if (splitDate.length < 1) {
     this.forceInitTime_();
     return;
   }
 
   var year = -1;
   var month = -1;
   var week = -1;
   var day = -1;
 
   year = parseInt(splitDate[0], 10);
 
   if (this.dateElem_.type == 'week') {
     week = parseInt(splitDate[1].replace('W', ''), 10);
   } else if (this.dateElem_.type == 'date') {
     month = parseInt(splitDate[1], 10);
     day = parseInt(splitDate[2], 10);
   } else {
     month = parseInt(splitDate[1], 10);
   }
 
-  var changeMessage = ''
+  var changeMessage = '';
 
   if (shouldSpeakLabel) {
     changeMessage = cvox.DomUtil.getName(this.dateElem_, true, true) + '\n';
   }
 
   if (week != this.pWeek_) {
     changeMessage = changeMessage +
-        cvox.ChromeVox.msgs.getMsg('datewidget_week') + week + '\n';
+        Msgs.getMsg('datewidget_week') + week + '\n';
     this.pWeek_ = week;
   }
 
   if (month != this.pMonth_) {
     var monthName = '';
     switch (month) {
       case 1:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_january');
+        monthName = Msgs.getMsg('datewidget_january');
         break;
       case 2:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_february');
+        monthName = Msgs.getMsg('datewidget_february');
         break;
       case 3:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_march');
+        monthName = Msgs.getMsg('datewidget_march');
         break;
       case 4:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_april');
+        monthName = Msgs.getMsg('datewidget_april');
         break;
       case 5:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_may');
+        monthName = Msgs.getMsg('datewidget_may');
         break;
       case 6:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_june');
+        monthName = Msgs.getMsg('datewidget_june');
         break;
       case 7:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_july');
+        monthName = Msgs.getMsg('datewidget_july');
         break;
       case 8:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_august');
+        monthName = Msgs.getMsg('datewidget_august');
         break;
       case 9:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_september');
+        monthName = Msgs.getMsg('datewidget_september');
         break;
       case 10:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_october');
+        monthName = Msgs.getMsg('datewidget_october');
         break;
       case 11:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_november');
+        monthName = Msgs.getMsg('datewidget_november');
         break;
       case 12:
-        monthName = cvox.ChromeVox.msgs.getMsg('datewidget_december');
+        monthName = Msgs.getMsg('datewidget_december');
         break;
     }
     changeMessage = changeMessage + monthName + '\n';
     this.pMonth_ = month;
   }
 
   if (day != this.pDay_) {
     changeMessage = changeMessage + day + '\n';
     this.pDay_ = day;
   }
@@ skipping 26 matching lines @@
     if (((evt.keyCode == 9) && evt.shiftKey) || (evt.keyCode == 37)) {
       this.pos_--;
       this.handlePosChange_();
       shouldSpeakLabel = true;
     }
     // For all other cases, fall through and let update_ decide if there are any
     // changes that need to be spoken.
   }
   this.update_(shouldSpeakLabel);
 };