1 files changed, 31 insertions, 0 deletions
diff --git a/src/org/happysanta/gd/Menu/Views/ObservableScrollView.java b/src/org/happysanta/gd/Menu/Views/ObservableScrollView.java
new file mode 100644
index 0000000..5801928
--- /dev/null
+++ b/src/org/happysanta/gd/Menu/Views/ObservableScrollView.java
@@ -0,0 +1,31 @@
+package org.happysanta.gd.Menu.Views;
+
+import android.content.Context;
+import android.widget.ScrollView;
+
+public class ObservableScrollView
+		extends ScrollView {
+
+	private OnScrollListener scrollListener = null;
+
+	public ObservableScrollView(Context context) {
+		super(context);
+	}
+
+	public void setOnScrollListener(OnScrollListener scrollListener) {
+		this.scrollListener = scrollListener;
+	}
+
+	@Override
+	protected void onScrollChanged(int x, int y, int oldx, int oldy) {
+		super.onScrollChanged(x, y, oldx, oldy);
+		if (scrollListener != null) {
+			scrollListener.onScroll(this, x, y, oldx, oldy);
+		}
+	}
+
+	public interface OnScrollListener {
+		public abstract void onScroll(ObservableScrollView scrollView, int x, int y, int oldx, int oldy);
+	}
+
+}