Added an interface for changing the release-to-refresh ratio

library/src/com/handmark/pulltorefresh/library/IPullToRefresh.java

@@ -242,5 +242,13 @@ public interface IPullToRefresh<T extends View> {
 	 * @param showView
 	 */
 	public void setShowViewWhileRefreshing(boolean showView);
+
+
+	/**
+	 * Sets the ratio in which we start the release-to-refresh state (e.g. if ratio = 2, only when the
+	 * user pulls the list twice as much, then we'll enter the release-to-refresh state).
+	 * @param ratio the ratio
+	 */
+	public void setReleaseRatio(float ratio);
 
 }

library/src/com/handmark/pulltorefresh/library/PullToRefreshBase.java

@@ -99,6 +99,10 @@ public abstract class PullToRefreshBase<T extends View> extends LinearLayout imp
 
 	private SmoothScrollRunnable mCurrentSmoothScrollRunnable;
 
+	// At what ratio should we start considering the release-to-refresh state
+    private float mReleaseRatio = 1;
+
+
 	// ===========================================================
 	// Constructors
 	// ===========================================================
@@ -153,6 +157,11 @@ public final boolean demo() {
 
 		return false;
 	}
+
+	@Override
+	public void setReleaseRatio(float ratio) {
+	    mReleaseRatio = ratio;
+	}
 
 	@Override
 	public final Mode getCurrentMode() {
@@ -1206,7 +1215,7 @@ private void pullEvent() {
 
 			if (mState != State.PULL_TO_REFRESH && itemDimension >= Math.abs(newScrollValue)) {
 				setState(State.PULL_TO_REFRESH);
-			} else if (mState == State.PULL_TO_REFRESH && itemDimension < Math.abs(newScrollValue)) {
+			} else if (mState == State.PULL_TO_REFRESH && (itemDimension * mReleaseRatio) < Math.abs(newScrollValue)) {
 				setState(State.RELEASE_TO_REFRESH);
 			}
 		}