This javascript file contains all the basic functions needed to test nsIAccessible interface.

embedding/qa/jstests/accessibility/accessibility.js

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+//********************* Cookie functions **********************************
+
+function createCookie(name,value,days)
+{
+  if (days)
+  {
+    var date = new Date();
+    date.setTime(date.getTime()+(days*24*60*60*1000));
+    var expires = "; expires="+date.toGMTString();
+  }
+  else expires = "";
+
+  document.cookie = name+"="+value+expires+"; path=/";
+}
+
+function readCookie(name)
+{
+  var nameEQ = name + "=";
+  var ca = document.cookie.split(';');
+  for(var i=0;i < ca.length;i++)
+  {
+    var c = ca[i];
+    while (c.charAt(0)==' ')
+      c = c.substring(1,c.length);
+    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
+  }
+  return null;
+}
+
+function eraseCookie(name)
+{
+  createCookie(name,"",-1);
+}
+
+//********************* End of cookie functions ****************************
+
+//************************ General functions *******************************
+
+function displayResults(results)
+{
+  document.results.textarea.value = results;
+  if (top.name == "testWindow")
+  {
+    fixSubmit();
+  }
+  else
+  {
+    document.write(document.results.textarea.value);
+  }
+}
+
+//********************* End of General functions ***************************
+
+//************** functions for nsIAccessibleService interface **************
+
+function getAccessibleNode(startNode)
+{
+  var accessibleService = null;
+  var accessibleNode = null;
+  try{
+   netscape.security.PrivilegeManager.enablePrivilege("UniversalBrowserRead");
+   netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
+
+   accessibleService = Components.classes["@mozilla.org/accessibilityService;1"].createInstance();
+   accessibleService = accessibleService.QueryInterface(Components.interfaces.nsIAccessibilityService);
+  }
+  catch(e){
+   alert("Error getting accessibility service");
+  }
+
+  try{
+   netscape.security.PrivilegeManager.enablePrivilege("UniversalBrowserRead");
+   netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
+
+   accessibleNode = accessibleService.getAccessibleFor(startNode);
+   return accessibleNode;
+  }
+  catch(e){
+   return "Exception";
+  }
+}
+
+//************** End of functions for nsIAccessibleService interface ***********
+
+//**************** functions of nsIAccessible Interface ************************
+
+// This function will test the attribute accName.
+function getName(accNode)
+{
+ try{
+  return accNode.accName;
+ }
+ catch(e){
+  return(e);
+ }
+}
+
+// This function will test the attribute accRole.
+function getRole(accNode)
+{
+ try{
+  return accNode.accRole;
+ }
+ catch(e){
+  return(e);
+ }
+}
+
+// This function will test the attribute accState.
+function getState(accNode)
+{
+ try{
+  return accNode.accState;
+ }
+ catch(e){
+  return(e);
+ }
+}
+
+// This function will test the attribute accValue.
+function getValue(accNode)
+{
+  try{
+   return accNode.accValue;
+  }
+  catch(e){
+    return(e);
+  }
+}
+
+//****************** End of functions of nsIAccessible Interface *************