Added gflib-xhtml-voice.js which contains some XHTML+Voice functions.

lib/javascript/gflib-xhtml-voice.js

@@ -0,0 +1,54 @@
+/* Output */
+
+function sayText(text) {
+  document.voice_output_text = text;
+  activateForm("voice_output");
+}
+
+/* XHTML+Voice Utilities */
+
+function activateForm(formid) {
+  var form = document.getElementById(formid);
+  var e = document.createEvent("UIEvents");
+  e.initEvent("DOMActivate","true","true");
+  form.dispatchEvent(e); 
+}
+
+
+/* DOM utilities */
+
+/* Gets the head element of the document. */
+function getHeadElement() {
+  var hs = document.getElementsByTagName("head");
+  if (hs.length == 0) {
+    var head = document.createElement("head");
+    document.documentElement.insertBefore(head, document.documentElement.firstChild);
+    return head;
+  } else {
+    return hs[0];
+  }
+}
+
+/* Gets the body element of the document. */
+function getBodyElement() {
+  var bs = document.getElementsByTagName("body");
+  if (bs.length == 0) {
+    var body = document.createElement("body");
+    document.documentElement.appendChild(body);
+    return body;
+  } else {
+    return bs[0];
+  }
+}
+
+/* Removes all the children of a node */
+function removeChildren(node) {
+  while (node.hasChildNodes()) {
+    node.removeChild(node.firstChild);
+  }
+}
+
+function setText(node, text) {
+  removeChildren(node);
+  node.appendChild(document.createTextNode(text));
+}