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 3 // found in the LICENSE file. 4 5 #ifndef MOJO_SERVICES_HTML_VIEWER_BLINK_PLATFORM_IMPL_H_ 6 #define MOJO_SERVICES_HTML_VIEWER_BLINK_PLATFORM_IMPL_H_ 7 8 #include "base/memory/scoped_ptr.h" 9 #include "base/message_loop/message_loop.h" 10 #include "base/threading/thread_local_storage.h" 11 #include "base/timer/timer.h" 12 #include "cc/blink/web_compositor_support_impl.h" 13 #include "mojo/services/html_viewer/webmimeregistry_impl.h" 14 #include "mojo/services/html_viewer/webthemeengine_impl.h" 15 #include "mojo/services/public/interfaces/network/network_service.mojom.h" 16 #include "third_party/WebKit/public/platform/Platform.h" 17 #include "third_party/WebKit/public/platform/WebScrollbarBehavior.h" 18 19 namespace mojo { 20 class ApplicationImpl; 21 class WebClipboardImpl; 22 class WebCookieJarImpl; 23 24 class BlinkPlatformImpl : public blink::Platform { 25 public: 26 explicit BlinkPlatformImpl(ApplicationImpl* app); 27 virtual ~BlinkPlatformImpl(); 28 29 // blink::Platform methods: 30 virtual blink::WebCookieJar* cookieJar(); 31 virtual blink::WebClipboard* clipboard(); 32 virtual blink::WebMimeRegistry* mimeRegistry(); 33 virtual blink::WebThemeEngine* themeEngine(); 34 virtual blink::WebString defaultLocale(); 35 virtual double currentTime(); 36 virtual double monotonicallyIncreasingTime(); 37 virtual void cryptographicallyRandomValues( 38 unsigned char* buffer, size_t length); 39 virtual void setSharedTimerFiredFunction(void (*func)()); 40 virtual void setSharedTimerFireInterval(double interval_seconds); 41 virtual void stopSharedTimer(); 42 virtual void callOnMainThread(void (*func)(void*), void* context); 43 virtual bool isThreadedCompositingEnabled(); 44 virtual blink::WebCompositorSupport* compositorSupport(); 45 virtual blink::WebURLLoader* createURLLoader(); 46 virtual blink::WebSocketHandle* createWebSocketHandle(); 47 virtual blink::WebString userAgent(); 48 virtual blink::WebData parseDataURL( 49 const blink::WebURL& url, blink::WebString& mime_type, 50 blink::WebString& charset); 51 virtual blink::WebURLError cancelledError(const blink::WebURL& url) const; 52 virtual blink::WebThread* createThread(const char* name); 53 virtual blink::WebThread* currentThread(); 54 virtual void yieldCurrentThread(); 55 virtual blink::WebWaitableEvent* createWaitableEvent(); 56 virtual blink::WebWaitableEvent* waitMultipleEvents( 57 const blink::WebVector<blink::WebWaitableEvent*>& events); 58 virtual blink::WebScrollbarBehavior* scrollbarBehavior(); 59 virtual const unsigned char* getTraceCategoryEnabledFlag( 60 const char* category_name); 61 62 private: 63 void SuspendSharedTimer(); 64 void ResumeSharedTimer(); 65 DoTimeout()66 void DoTimeout() { 67 if (shared_timer_func_ && !shared_timer_suspended_) 68 shared_timer_func_(); 69 } 70 71 static void DestroyCurrentThread(void*); 72 73 NetworkServicePtr network_service_; 74 base::MessageLoop* main_loop_; 75 base::OneShotTimer<BlinkPlatformImpl> shared_timer_; 76 void (*shared_timer_func_)(); 77 double shared_timer_fire_time_; 78 bool shared_timer_fire_time_was_set_while_suspended_; 79 int shared_timer_suspended_; // counter 80 base::ThreadLocalStorage::Slot current_thread_slot_; 81 cc_blink::WebCompositorSupportImpl compositor_support_; 82 WebThemeEngineImpl theme_engine_; 83 scoped_ptr<WebCookieJarImpl> cookie_jar_; 84 scoped_ptr<WebClipboardImpl> clipboard_; 85 WebMimeRegistryImpl mime_registry_; 86 blink::WebScrollbarBehavior scrollbar_behavior_; 87 88 DISALLOW_COPY_AND_ASSIGN(BlinkPlatformImpl); 89 }; 90 91 } // namespace mojo 92 93 #endif // MOJO_SERVICES_HTML_VIEWER_BLINK_PLATFORM_IMPL_H_ 94