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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_TAB_CONTENTS_WRAPPER_H_
#define CHROME_BROWSER_TAB_CONTENTS_WRAPPER_H_
#pragma once
#include "base/scoped_ptr.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/browser/tab_contents/web_navigation_observer.h"
class Extension;
class NavigationController;
class PasswordManager;
class PasswordManagerDelegate;
class TabContentsDelegate;
// Wraps TabContents and all of its supporting objetcs in order to control
// their ownership and lifetime, while allowing TabContents to remain generic
// and re-usable in other projects.
// TODO(pinkerton): Eventually, this class will become TabContents as far as
// the browser front-end is concerned, and the current TabContents will be
// renamed to something like WebPage or WebView (ben's suggestions).
class TabContentsWrapper : public WebNavigationObserver {
public:
// Takes ownership of |contents|, which must be heap-allocated (as it lives
// in a scoped_ptr) and can not be NULL.
explicit TabContentsWrapper(TabContents* contents);
~TabContentsWrapper();
// Used to retrieve this object from |tab_contents_|, which is placed in
// its property bag to avoid adding additional interfaces.
static PropertyAccessor<TabContentsWrapper*>* property_accessor();
// Create a TabContentsWrapper with the same state as this one. The returned
// heap-allocated pointer is owned by the caller.
TabContentsWrapper* Clone();
TabContents* tab_contents() const { return tab_contents_.get(); }
NavigationController& controller() const {
return tab_contents()->controller();
}
TabContentsView* view() const { return tab_contents()->view(); }
RenderViewHost* render_view_host() const {
return tab_contents()->render_view_host();
}
Profile* profile() const { return tab_contents()->profile(); }
TabContentsDelegate* delegate() const { return tab_contents()->delegate(); }
void set_delegate(TabContentsDelegate* d) { tab_contents()->set_delegate(d); }
// Convenience methods until extensions are removed from TabContents.
void SetExtensionAppById(const std::string& extension_app_id) {
tab_contents()->SetExtensionAppById(extension_app_id);
}
const Extension* extension_app() const {
return tab_contents()->extension_app();
}
bool is_app() const { return tab_contents()->is_app(); }
// Returns the PasswordManager, creating it if necessary.
PasswordManager* GetPasswordManager();
// WebNavigationObserver overrides:
virtual void NavigateToPendingEntry();
private:
// PasswordManager and its delegate, lazily created. The delegate must
// outlive the manager, per documentation in password_manager.h.
scoped_ptr<PasswordManagerDelegate> password_manager_delegate_;
scoped_ptr<PasswordManager> password_manager_;
// The supporting objects need to outlive the TabContents dtor (as they may
// be called upon during its execution). As a result, this must come last
// in the list.
scoped_ptr<TabContents> tab_contents_;
};
#endif // CHROME_BROWSER_TAB_CONTENTS_WRAPPER_H_
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