90 lines
1.9 KiB
C++
90 lines
1.9 KiB
C++
// Copyright (c) 2013 GitHub, Inc. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef RAVE_COMMON_NODE_BINDINGS_
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#define RAVE_COMMON_NODE_BINDINGS_
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#include "base/basictypes.h"
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#include "vendor/node/deps/uv/include/uv.h"
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namespace WebKit {
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class WebFrame;
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}
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namespace base {
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class MessageLoop;
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}
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namespace atom {
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class NodeBindings {
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public:
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static NodeBindings* Create(bool is_browser);
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virtual ~NodeBindings();
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// Setup V8, libuv and the process object, then load the node.js script.
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virtual void Initialize();
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// Load cefode.js script under web frame.
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virtual void BindTo(WebKit::WebFrame* frame);
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// Prepare for message loop integration.
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virtual void PrepareMessageLoop();
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// Do message loop integration.
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virtual void RunMessageLoop();
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protected:
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explicit NodeBindings(bool is_browser);
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// Called to poll events in new thread.
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virtual void PollEvents() = 0;
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// Run the libuv loop for once.
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void UvRunOnce();
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// Make the main thread run libuv loop.
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void WakeupMainThread();
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// Interrupt the PollEvents.
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void WakeupEmbedThread();
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// Are we running in browser.
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bool is_browser_;
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// Main thread's MessageLoop.
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base::MessageLoop* message_loop_;
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// Main thread's libuv loop.
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uv_loop_t* uv_loop_;
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private:
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// Thread to poll uv events.
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static void EmbedThreadRunner(void *arg);
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// Do idle GC.
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static void IdleCallback(uv_timer_t*, int);
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// Whether the libuv loop has ended.
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bool embed_closed_;
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// Dummy handle to make uv's loop not quit.
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uv_async_t dummy_uv_handle_;
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// Timer to do idle GC.
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uv_timer_t idle_timer_;
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// Thread for polling events.
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uv_thread_t embed_thread_;
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// Semaphore to wait for main loop in the embed thread.
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uv_sem_t embed_sem_;
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DISALLOW_COPY_AND_ASSIGN(NodeBindings);
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};
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} // namespace atom
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#endif // RAVE_COMMON_NODE_BINDINGS_
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