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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #include "ui/base/cocoa/remote_layer_api.h" | 5 #include "ui/base/cocoa/remote_layer_api.h" |
6 | 6 |
| 7 #include "base/command_line.h" |
| 8 #include "ui/base/ui_base_switches.h" |
| 9 |
7 #include <objc/runtime.h> | 10 #include <objc/runtime.h> |
8 | 11 |
9 namespace ui { | 12 namespace ui { |
10 | 13 |
11 bool RemoteLayerAPISupported() { | 14 bool RemoteLayerAPISupported() { |
| 15 bool enabled_at_command_line = |
| 16 CommandLine::ForCurrentProcess()->HasSwitch( |
| 17 switches::kEnableRemoteCoreAnimation); |
| 18 if (!enabled_at_command_line) |
| 19 return false; |
| 20 |
12 // Verify the GPU process interfaces are present. | 21 // Verify the GPU process interfaces are present. |
13 static Class caContextClass = NSClassFromString(@"CAContext"); | 22 static Class caContextClass = NSClassFromString(@"CAContext"); |
14 if (!caContextClass) | 23 if (!caContextClass) |
15 return false; | 24 return false; |
16 | 25 |
17 // Note that because the contextId and layer properties are dynamic, | 26 // Note that because the contextId and layer properties are dynamic, |
18 // instancesRespondToSelector will return NO for them. | 27 // instancesRespondToSelector will return NO for them. |
19 static bool caContextClassValid = | 28 static bool caContextClassValid = |
20 [caContextClass respondsToSelector: | 29 [caContextClass respondsToSelector: |
21 @selector(contextWithCGSConnection:options:)] && | 30 @selector(contextWithCGSConnection:options:)] && |
(...skipping 12 matching lines...) Expand all Loading... |
34 [caLayerHostClass instancesRespondToSelector:@selector(setContextId:)]; | 43 [caLayerHostClass instancesRespondToSelector:@selector(setContextId:)]; |
35 if (!caLayerHostClassValid) | 44 if (!caLayerHostClassValid) |
36 return false; | 45 return false; |
37 | 46 |
38 // If everything is there, we should be able to use the API. | 47 // If everything is there, we should be able to use the API. |
39 return true; | 48 return true; |
40 } | 49 } |
41 | 50 |
42 } // namespace | 51 } // namespace |
43 | 52 |
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