Index: ui/android/overscroll_refresh.h |
diff --git a/ui/android/overscroll_refresh.h b/ui/android/overscroll_refresh.h |
index 7cb98e272ce711c843103d3b2ffa62d33b9296b5..9fd7b49705564319bdf12886bb9b7570c76fbe81 100644 |
--- a/ui/android/overscroll_refresh.h |
+++ b/ui/android/overscroll_refresh.h |
@@ -37,9 +37,11 @@ class UI_ANDROID_EXPORT OverscrollRefresh { |
// Returns whether the refresh was activated. |
void OnScrollEnd(const gfx::Vector2dF& velocity); |
- // Scroll ack listener. The effect will only be activated if the initial |
- // updates go unconsumed. |
- void OnScrollUpdateAck(bool was_consumed); |
+ // Scroll ack listener. The effect will only be activated if the controller |
+ // decides it can navigate if the scroll_update is not consumed and the |
+ // scroll_boundary_behavior on y axis is 'auto'. See how it's called in |
+ // OverscrollControllerAndroid. |
+ virtual void OnOverscrolled(bool can_navigate); |
// Returns true if the effect has consumed the |scroll_delta|. |
bool WillHandleScrollUpdate(const gfx::Vector2dF& scroll_delta); |
@@ -58,10 +60,10 @@ class UI_ANDROID_EXPORT OverscrollRefresh { |
void Reset(); |
// Returns true if the refresh effect is either being manipulated or animated. |
- bool IsActive() const; |
+ virtual bool IsActive() const; |
// Returns true if the effect is waiting for an unconsumed scroll to start. |
- bool IsAwaitingScrollUpdateAck() const; |
+ virtual bool IsAwaitingScrollUpdateAck() const; |
private: |
void Release(bool allow_refresh); |