1 files changed, 45 insertions, 0 deletions
diff --git a/org.fox.ttrss/src/main/java/org/fox/ttrss/util/NotifyingScrollView.java b/org.fox.ttrss/src/main/java/org/fox/ttrss/util/NotifyingScrollView.java
new file mode 100644
index 00000000..e128856f
--- /dev/null
+++ b/org.fox.ttrss/src/main/java/org/fox/ttrss/util/NotifyingScrollView.java
@@ -0,0 +1,45 @@
+package org.fox.ttrss.util;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.ScrollView;
+
+/**
+ * @author Cyril Mottier
+ */
+public class NotifyingScrollView extends ScrollView {
+
+    /**
+     * @author Cyril Mottier
+     */
+    public interface OnScrollChangedListener {
+        void onScrollChanged(ScrollView who, int l, int t, int oldl, int oldt);
+    }
+
+    private OnScrollChangedListener mOnScrollChangedListener;
+
+    public NotifyingScrollView(Context context) {
+        super(context);
+    }
+
+    public NotifyingScrollView(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public NotifyingScrollView(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+    }
+
+    @Override
+    protected void onScrollChanged(int l, int t, int oldl, int oldt) {
+        super.onScrollChanged(l, t, oldl, oldt);
+        if (mOnScrollChangedListener != null) {
+            mOnScrollChangedListener.onScrollChanged(this, l, t, oldl, oldt);
+        }
+    }
+
+    public void setOnScrollChangedListener(OnScrollChangedListener listener) {
+        mOnScrollChangedListener = listener;
+    }
+
+}
+\ No newline at end of file