setup parsing book, new styles

fpjs/render/events.js

@@ -0,0 +1,38 @@
+FP.events = {}
+
+// -- From Monocle Events
+
+// Fire a custom event on a given target element. The attached data object will
+// be available to all listeners at evt.m.
+//
+// Internet Explorer does not permit custom events; we'll wait for a
+// version of IE that supports the W3C model.
+//
+FP.core.dispatch = function (elem, evtType, data, cancelable) {
+  if (!document.createEvent) {
+	return true;
+  }
+  var evt = document.createEvent("Events");
+  evt.initEvent(evtType, false, cancelable || false);
+  evt.m = data;
+  try {
+	return elem.dispatchEvent(evt);
+  } catch(e) {
+	console.warn("Failed to dispatch event: "+evtType);
+	return false;
+  }
+}
+
+
+// Register a function to be invoked when an event fires.
+FP.events.listen = function (elem, evtType, fn, useCapture) {
+  if (typeof elem == "string") { elem = document.getElementById(elem); }
+  return elem.addEventListener(evtType, fn, useCapture || false);
+}
+
+
+// De-register a function from an event.
+FP.events.deafen = function (elem, evtType, fn, useCapture) {
+  if (typeof elem == "string") { elem = document.getElementById(elem); }
+  return elem.removeEventListener(evtType, fn, useCapture || false);
+}