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1 /* | 1 /* |
2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
(...skipping 10 matching lines...) Expand all Loading... |
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef WebCompositorInputHandlerClient_h | 26 #ifndef WebCompositorInputHandlerClient_h |
27 #define WebCompositorInputHandlerClient_h | 27 #define WebCompositorInputHandlerClient_h |
28 | 28 |
29 namespace WebKit { | 29 namespace WebKit { |
30 | 30 |
| 31 struct WebActiveWheelFlingParameters; |
| 32 |
31 class WebCompositorInputHandlerClient { | 33 class WebCompositorInputHandlerClient { |
32 public: | 34 public: |
33 // Callbacks invoked from the compositor thread. | 35 // Callbacks invoked from the compositor thread. |
34 virtual void willShutdown() = 0; | 36 virtual void willShutdown() = 0; |
35 | 37 |
36 // Exactly one of the following two callbacks will be invoked after every ca
ll to WebCompositor::handleInputEvent(): | 38 // Exactly one of the following two callbacks will be invoked after every ca
ll to WebCompositor::handleInputEvent(): |
37 | 39 |
38 // Called when the WebCompositor handled the input event and no further proc
essing is required. | 40 // Called when the WebCompositor handled the input event and no further proc
essing is required. |
39 virtual void didHandleInputEvent() = 0; | 41 virtual void didHandleInputEvent() = 0; |
40 | 42 |
41 // Called when the WebCompositor did not handle the input event. If sendToWi
dget is true, the input event | 43 // Called when the WebCompositor did not handle the input event. If sendToWi
dget is true, the input event |
42 // should be forwarded to the WebWidget associated with this compositor for
further processing. | 44 // should be forwarded to the WebWidget associated with this compositor for
further processing. |
43 virtual void didNotHandleInputEvent(bool sendToWidget) = 0; | 45 virtual void didNotHandleInputEvent(bool sendToWidget) = 0; |
44 | 46 |
| 47 // Transfers an active wheel fling animation initiated by a previously handl
ed input event out to the client. |
| 48 // FIXME: Make pure virtual once implementation lands on Chromium side. |
| 49 virtual void transferActiveWheelFlingAnimation(const WebActiveWheelFlingPara
meters&) { } |
| 50 |
45 protected: | 51 protected: |
46 virtual ~WebCompositorInputHandlerClient() { } | 52 virtual ~WebCompositorInputHandlerClient() { } |
47 }; | 53 }; |
48 | 54 |
49 } // namespace WebKit | 55 } // namespace WebKit |
50 | 56 |
51 #endif | 57 #endif |
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