| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_TAP_SUPPRESSION_CONTROLLER_CLIENT_H_ |
| #define CONTENT_BROWSER_RENDERER_HOST_INPUT_TAP_SUPPRESSION_CONTROLLER_CLIENT_H_ |
| |
| namespace content { |
| |
| // This class provides an interface for callbacks made by |
| // TapSuppressionController. |
| class TapSuppressionControllerClient { |
| public: |
| virtual ~TapSuppressionControllerClient() {} |
| |
| // Derived classes should implement this function to return the maximum time |
| // they allow between a GestureFlingCancel and its corresponding tap down. |
| virtual int MaxCancelToDownTimeInMs() = 0; |
| |
| // Derived classes should implement this function to return the maximum time |
| // they allow between a single tap's down and up events. |
| virtual int MaxTapGapTimeInMs() = 0; |
| |
| // Called whenever the deferred tap down (if saved) should be dropped totally. |
| virtual void DropStashedTapDown() = 0; |
| |
| // Called whenever the deferred tap down (if saved) should be forwarded to the |
| // renderer. The tap down should go back to normal path it was |
| // on before being deferred. |
| virtual void ForwardStashedTapDown() = 0; |
| |
| protected: |
| TapSuppressionControllerClient() {} |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(TapSuppressionControllerClient); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_TAP_SUPPRESSION_CONTROLLER_CLIENT_H_ |