Enabled Selection (ctrl-A) on login password

BUG=125863
TEST=Tested change on linux build /w chromeos=1


Review URL: https://chromiumcodereview.appspot.com/10796115

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@148441 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/chromeos/login/login.js

@@ -179,6 +179,13 @@ cr.define('cr.ui', function() {
 
 var Oobe = cr.ui.Oobe;
 
-disableTextSelectAndDrag();
+// Allow selection events on components with editable text (password field)
+// bug (http://code.google.com/p/chromium/issues/detail?id=125863)
+disableTextSelectAndDrag(function(e) {
+  var src = e.target;
+  return src instanceof HTMLTextAreaElement ||
+         src instanceof HTMLInputElement &&
+         /text|password|search/.test(src.type);
+});
 
 document.addEventListener('DOMContentLoaded', cr.ui.Oobe.initialize);

chrome/browser/resources/chromeos/login/oobe.js

@@ -334,6 +334,13 @@ cr.define('cr.ui', function() {
 
 var Oobe = cr.ui.Oobe;
 
-disableTextSelectAndDrag();
+// Allow selection events on components with editable text (password field)
+// bug (http://code.google.com/p/chromium/issues/detail?id=125863)
+disableTextSelectAndDrag(function(e) {
+  var src = e.target;
+  return src instanceof HTMLTextAreaElement ||
+         src instanceof HTMLInputElement &&
+         /text|password|search/.test(src.type);
+});
 
 document.addEventListener('DOMContentLoaded', cr.ui.Oobe.initialize);

chrome/browser/resources/shared/js/util.js

@@ -107,18 +107,25 @@ function swapDomNodes(a, b) {
 }
 
 /**
- * Disables text selection and dragging.
+ * Disables text selection and dragging, with optional whitelist callbacks.
+ * @param {function(Event):boolean=} opt_allowSelectStart Unless this function
+ *    is defined and returns true, the onselectionstart event will be
+ *    surpressed.
+ * @param {function(Event):boolean=} opt_allowDragStart Unless this function
+ *    is defined and returns true, the ondragstart event will be surpressed.
  */
-function disableTextSelectAndDrag() {
+function disableTextSelectAndDrag(opt_allowSelectStart, opt_allowDragStart) {
   // Disable text selection.
   document.onselectstart = function(e) {
-    e.preventDefault();
-  }
+    if (!(opt_allowSelectStart && opt_allowSelectStart.call(this, e)))
+      e.preventDefault();
+  };
 
   // Disable dragging.
   document.ondragstart = function(e) {
-    e.preventDefault();
-  }
+    if (!(opt_allowDragStart && opt_allowDragStart.call(this, e)))
+      e.preventDefault();
+  };
 }
 
 /**