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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 #ifndef CONTENT_RENDERER_WEB_UI_MOJO_CONTEXT_STATE_H_ | 5 #ifndef CONTENT_RENDERER_MOJO_CONTEXT_STATE_H_ |
| 6 #define CONTENT_RENDERER_WEB_UI_MOJO_CONTEXT_STATE_H_ | 6 #define CONTENT_RENDERER_MOJO_CONTEXT_STATE_H_ |
| 7 | 7 |
| 8 #include <set> | 8 #include <set> |
| 9 #include <string> | 9 #include <string> |
| 10 | 10 |
| 11 #include "base/macros.h" |
| 11 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
| 12 #include "base/memory/scoped_vector.h" | 13 #include "base/memory/scoped_vector.h" |
| 13 #include "gin/modules/module_registry_observer.h" | 14 #include "gin/modules/module_registry_observer.h" |
| 14 #include "v8/include/v8.h" | 15 #include "v8/include/v8.h" |
| 15 | 16 |
| 16 namespace blink { | 17 namespace blink { |
| 17 class WebFrame; | 18 class WebFrame; |
| 18 class WebURLResponse; | 19 class WebURLResponse; |
| 19 } | 20 } |
| 20 | 21 |
| 21 namespace gin { | 22 namespace gin { |
| 22 class ContextHolder; | 23 class ContextHolder; |
| 23 struct PendingModule; | 24 struct PendingModule; |
| 24 } | 25 } |
| 25 | 26 |
| 26 namespace content { | 27 namespace content { |
| 27 | 28 |
| 28 class ResourceFetcher; | 29 class ResourceFetcher; |
| 29 class WebUIRunner; | 30 class MojoMainRunner; |
| 30 | 31 |
| 31 // WebUIMojoContextState manages the modules needed for mojo bindings. It does | 32 // MojoContextState manages the modules needed for mojo bindings. It does this |
| 32 // this by way of gin. Non-builtin modules are downloaded by way of | 33 // by way of gin. Non-builtin modules are downloaded by way of ResourceFetchers. |
| 33 // ResourceFetchers. | 34 class MojoContextState : public gin::ModuleRegistryObserver { |
| 34 class WebUIMojoContextState : public gin::ModuleRegistryObserver { | |
| 35 public: | 35 public: |
| 36 WebUIMojoContextState(blink::WebFrame* frame, | 36 MojoContextState(blink::WebFrame* frame, v8::Local<v8::Context> context); |
| 37 v8::Local<v8::Context> context); | 37 ~MojoContextState() override; |
| 38 ~WebUIMojoContextState() override; | |
| 39 | 38 |
| 40 void Run(); | 39 void Run(); |
| 41 | 40 |
| 42 // Returns true if at least one module was added. | 41 // Returns true if at least one module was added. |
| 43 bool module_added() const { return module_added_; } | 42 bool module_added() const { return module_added_; } |
| 44 | 43 |
| 45 private: | 44 private: |
| 46 class Loader; | 45 class Loader; |
| 47 | 46 |
| 48 // Invokes FetchModule() for any modules that have not already been | 47 // Invokes FetchModule() for any modules that have not already been |
| (...skipping 13 matching lines...) Expand all Loading... |
| 62 const std::string& id, | 61 const std::string& id, |
| 63 const std::vector<std::string>& dependencies) override; | 62 const std::vector<std::string>& dependencies) override; |
| 64 | 63 |
| 65 // Frame script is executed in. Also used to download resources. | 64 // Frame script is executed in. Also used to download resources. |
| 66 blink::WebFrame* frame_; | 65 blink::WebFrame* frame_; |
| 67 | 66 |
| 68 // See description above getter. | 67 // See description above getter. |
| 69 bool module_added_; | 68 bool module_added_; |
| 70 | 69 |
| 71 // Executes the script from gin. | 70 // Executes the script from gin. |
| 72 scoped_ptr<WebUIRunner> runner_; | 71 scoped_ptr<MojoMainRunner> runner_; |
| 73 | 72 |
| 74 // Set of fetchers we're waiting on to download script. | 73 // Set of fetchers we're waiting on to download script. |
| 75 ScopedVector<ResourceFetcher> module_fetchers_; | 74 ScopedVector<ResourceFetcher> module_fetchers_; |
| 76 | 75 |
| 77 // Set of modules we've fetched script from. | 76 // Set of modules we've fetched script from. |
| 78 std::set<std::string> fetched_modules_; | 77 std::set<std::string> fetched_modules_; |
| 79 | 78 |
| 80 DISALLOW_COPY_AND_ASSIGN(WebUIMojoContextState); | 79 DISALLOW_COPY_AND_ASSIGN(MojoContextState); |
| 81 }; | 80 }; |
| 82 | 81 |
| 83 } // namespace content | 82 } // namespace content |
| 84 | 83 |
| 85 #endif // CONTENT_RENDERER_WEB_UI_MOJO_CONTEXT_STATE_H_ | 84 #endif // CONTENT_RENDERER_MOJO_CONTEXT_STATE_H_ |
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