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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef WebFrameScheduler_h | 5 #ifndef WebFrameScheduler_h |
6 #define WebFrameScheduler_h | 6 #define WebFrameScheduler_h |
7 | 7 |
8 #include "WebCommon.h" | 8 #include "WebCommon.h" |
9 | 9 |
10 #include <string> | 10 #include <string> |
11 | 11 |
12 namespace blink { | 12 namespace blink { |
13 | 13 |
14 class WebSecurityOrigin; | 14 class WebSecurityOrigin; |
15 class WebTaskRunner; | 15 class WebTaskRunner; |
16 class WebViewScheduler; | 16 class WebViewScheduler; |
17 | 17 |
18 class BLINK_PLATFORM_EXPORT WebFrameScheduler { | 18 class BLINK_PLATFORM_EXPORT WebFrameScheduler { |
19 public: | 19 public: |
20 virtual ~WebFrameScheduler() {} | 20 virtual ~WebFrameScheduler() {} |
21 | 21 |
22 // The scheduler may throttle tasks associated with offscreen frames. | 22 // The scheduler may throttle tasks associated with offscreen frames. |
23 virtual void setFrameVisible(bool) {} | 23 virtual void setFrameVisible(bool) {} |
24 | 24 |
25 // Tells the scheduler that the page this frame belongs to is not visible. | 25 // Tells the scheduler that the page this frame belongs to is not visible. |
26 // The scheduler may throttle tasks associated with pages that are not visible
. | 26 // The scheduler may throttle tasks associated with pages that are not |
| 27 // visible. |
27 virtual void setPageVisible(bool) {} | 28 virtual void setPageVisible(bool) {} |
28 | 29 |
29 // Set whether this frame is cross origin w.r.t. the top level frame. Cross | 30 // Set whether this frame is cross origin w.r.t. the top level frame. Cross |
30 // origin frames may use a different scheduling policy from same origin | 31 // origin frames may use a different scheduling policy from same origin |
31 // frames. | 32 // frames. |
32 virtual void setCrossOrigin(bool) {} | 33 virtual void setCrossOrigin(bool) {} |
33 | 34 |
34 // Returns the WebTaskRunner for loading tasks. | 35 // Returns the WebTaskRunner for loading tasks. |
35 // WebFrameScheduler owns the returned WebTaskRunner. | 36 // WebFrameScheduler owns the returned WebTaskRunner. |
36 virtual WebTaskRunner* loadingTaskRunner() { return nullptr; } | 37 virtual WebTaskRunner* loadingTaskRunner() { return nullptr; } |
(...skipping 23 matching lines...) Expand all Loading... |
60 | 61 |
61 // Tells the scheduler if we are parsing a document on another thread. This | 62 // Tells the scheduler if we are parsing a document on another thread. This |
62 // tells the scheduler not to advance virtual time if it's using the | 63 // tells the scheduler not to advance virtual time if it's using the |
63 // DETERMINISTIC_LOADING policy. | 64 // DETERMINISTIC_LOADING policy. |
64 virtual void setDocumentParsingInBackground(bool) {} | 65 virtual void setDocumentParsingInBackground(bool) {} |
65 }; | 66 }; |
66 | 67 |
67 } // namespace blink | 68 } // namespace blink |
68 | 69 |
69 #endif // WebFrameScheduler_h | 70 #endif // WebFrameScheduler_h |
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