commit 2e7de9af16879a0cd226774b00f5903ad123a855
Author: Sjoerd Simons <sjoerd@luon.net>
Date:   Sat Mar 29 21:43:20 2008 +0100

    * src/rbgst-bin.c: Do G_CHILD_ADD on all elements added to the bin
    * src/rbgs-element.c: Do G_CHILD_ADD on all pads added to an element

diff --git a/gstreamer/src/rbgst-bin.c b/gstreamer/src/rbgst-bin.c
index 896bf87..436a6f2 100644
--- a/gstreamer/src/rbgst-bin.c
+++ b/gstreamer/src/rbgst-bin.c
@@ -193,7 +193,13 @@ rb_gst_bin_get_clock_provider(VALUE self)
 static VALUE
 rb_gst_bin_add(VALUE self, VALUE element)
 {
+    static VALUE klass = GTYPE2CLASS(GST_TYPE_ELEMENT);
+
+    if (!rb_obj_is_kind_of (element, klass) {
+        rb_raise(rb_eTypeError, "Gst::Element expected"));
+    }
     gst_bin_add(SELF(self), RVAL2GST_ELEMENT(element));
+    G_CHILD_ADD(self, element);
     return self;
 }
 
diff --git a/gstreamer/src/rbgst-element.c b/gstreamer/src/rbgst-element.c
index 7b8a795..68bb173 100644
--- a/gstreamer/src/rbgst-element.c
+++ b/gstreamer/src/rbgst-element.c
@@ -634,6 +634,7 @@ static VALUE
 rb_gst_element_add_pad(VALUE self, VALUE pad)
 {
     gst_element_add_pad(SELF(self), RGST_PAD(pad));
+    G_CHILD_ADD(self, pad);
     return self;
 }