Added Image#onerror accessors

src/Image.cc

@@ -101,6 +101,28 @@ Image::SetOnload(Local<String>, Local<Value> val, const AccessorInfo &info) {
   }
 }
 
+/*
+ * Get onerror callback.
+ */
+
+Handle<Value>
+Image::GetOnerror(Local<String>, const AccessorInfo &info) {
+  Image *img = ObjectWrap::Unwrap<Image>(info.This());
+  return img->onerror;
+}
+
+/*
+ * Set onerror callback.
+ */
+
+void
+Image::SetOnerror(Local<String>, Local<Value> val, const AccessorInfo &info) {
+  if (val->IsFunction()) {
+    Image *img = ObjectWrap::Unwrap<Image>(info.This());
+    img->onerror = Persistent<Function>::New(Handle<Function>::Cast(val));
+  }
+}
+
 /*
  * Initialize a new Image.
  */

src/Image.h

@@ -16,13 +16,16 @@ class Image: public node::ObjectWrap {
   public:
     char *filename;
     Persistent<Function> onload;
+    Persistent<Function> onerror;
     static void Initialize(Handle<Object> target);
     static Handle<Value> New(const Arguments &args);
     static Handle<Value> Inspect(const Arguments &args);
     static Handle<Value> GetSrc(Local<String> prop, const AccessorInfo &info);
     static Handle<Value> GetOnload(Local<String> prop, const AccessorInfo &info);
+    static Handle<Value> GetOnerror(Local<String> prop, const AccessorInfo &info);
     static void SetSrc(Local<String> prop, Local<Value> val, const AccessorInfo &info);
     static void SetOnload(Local<String> prop, Local<Value> val, const AccessorInfo &info);
+    static void SetOnerror(Local<String> prop, Local<Value> val, const AccessorInfo &info);
     inline cairo_surface_t *surface(){ return _surface; } 
     cairo_status_t loadSurface();
     void loaded();