123 lines
3.9 KiB
C++
123 lines
3.9 KiB
C++
// Copyright (c) 2010 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that can
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// be found in the LICENSE file.
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#ifndef _CEF_CONTEXT_H
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#define _CEF_CONTEXT_H
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#include "include/cef.h"
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#include "browser_request_context.h"
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#include "cef_process.h"
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#include "dom_storage_context.h"
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#include "base/at_exit.h"
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#include "base/file_path.h"
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#include "base/memory/ref_counted.h"
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#include <map>
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class CefBrowserImpl;
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class WebViewHost;
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namespace base {
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class WaitableEvent;
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}
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class CefContext : public CefBase
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{
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public:
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typedef std::list<CefRefPtr<CefBrowserImpl> > BrowserList;
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CefContext();
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~CefContext();
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// These methods will be called on the main application thread.
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bool Initialize(const CefSettings& settings, CefRefPtr<CefApp> application);
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void Shutdown();
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// Returns true if the context is initialized.
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bool initialized() { return initialized_; }
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// Returns true if the context is shutting down.
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bool shutting_down() { return shutting_down_; }
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scoped_refptr<CefProcess> process() { return process_; }
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bool AddBrowser(CefRefPtr<CefBrowserImpl> browser);
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bool RemoveBrowser(CefRefPtr<CefBrowserImpl> browser);
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CefRefPtr<CefBrowserImpl> GetBrowserByID(int id);
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BrowserList* GetBrowserList() { return &browserlist_; }
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// Retrieve the path at which cache data will be stored on disk. If empty,
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// cache data will be stored in-memory.
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const FilePath& cache_path() const { return cache_path_; }
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const CefSettings& settings() const { return settings_; }
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CefRefPtr<CefApp> application() const { return application_; }
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// Return the locale specified in CefSettings or the default value of "en-US".
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std::string locale() const;
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// The BrowserRequestContext object is managed by CefProcessIOThread.
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void set_request_context(BrowserRequestContext* request_context)
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{ request_context_ = request_context; }
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scoped_refptr<BrowserRequestContext> request_context()
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{ return request_context_; }
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// The DOMStorageContext object is managed by CefProcessUIThread.
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void set_storage_context(DOMStorageContext* storage_context)
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{ storage_context_.reset(storage_context); }
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DOMStorageContext* storage_context() { return storage_context_.get(); }
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// Used to keep track of the web view host we're dragging over. WARNING:
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// this pointer should never be dereferenced. Use it only for comparing
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// pointers.
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WebViewHost* current_webviewhost() { return current_webviewhost_; }
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void set_current_webviewhost(WebViewHost* host)
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{ current_webviewhost_ = host; }
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static bool ImplementsThreadSafeReferenceCounting() { return true; }
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private:
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// Performs shutdown actions that need to occur on the UI thread before any
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// threads are destroyed.
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void UIT_FinishShutdown(base::WaitableEvent* browser_shutdown_event,
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base::WaitableEvent* uithread_shutdown_event);
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// Track context state.
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bool initialized_;
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bool shutting_down_;
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// Manages the various process threads.
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scoped_refptr<CefProcess> process_;
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// Initialize the AtExitManager on the main application thread to avoid
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// asserts and possible memory leaks.
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base::AtExitManager at_exit_manager_;
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CefSettings settings_;
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CefRefPtr<CefApp> application_;
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FilePath cache_path_;
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scoped_refptr<BrowserRequestContext> request_context_;
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scoped_ptr<DOMStorageContext> storage_context_;
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// Map of browsers that currently exist.
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BrowserList browserlist_;
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// Used for assigning unique IDs to browser instances.
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int next_browser_id_;
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WebViewHost* current_webviewhost_;
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IMPLEMENT_REFCOUNTING(CefContext);
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IMPLEMENT_LOCKING(CefContext);
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};
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// Global context object pointer.
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extern CefRefPtr<CefContext> _Context;
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// Helper macro that returns true if the global context is in a valid state.
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#define CONTEXT_STATE_VALID() \
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(_Context.get() && _Context->initialized() && !_Context->shutting_down())
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#endif // _CEF_CONTEXT_H
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