gecko-dev/docshell/base/nsDocShellTreeOwner.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsDocShellTreeOwner_h__
#define nsDocShellTreeOwner_h__
// Helper Classes
#include "nsCOMPtr.h"
#include "nsString.h"
// Interfaces Needed
#include "nsIBaseWindow.h"
#include "nsIDocShellTreeOwner.h"
#include "nsIInterfaceRequestor.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsIWebBrowserChrome.h"
#include "nsIDOMEventListener.h"
#include "nsIEmbeddingSiteWindow.h"
#include "nsIWebProgressListener.h"
#include "nsWeakReference.h"
#include "nsITimer.h"
#include "nsIPrompt.h"
#include "nsIAuthPrompt.h"
#include "nsITooltipTextProvider.h"
#include "nsCTooltipTextProvider.h"
namespace mozilla {
namespace dom {
class Event;
class EventTarget;
} // namespace dom
} // namespace mozilla
class nsIDocShellTreeItem;
class nsWebBrowser;
class ChromeTooltipListener;
class nsDocShellTreeOwner final : public nsIDocShellTreeOwner,
public nsIBaseWindow,
public nsIInterfaceRequestor,
public nsIWebProgressListener,
public nsIDOMEventListener,
public nsSupportsWeakReference {
friend class nsWebBrowser;
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIBASEWINDOW
NS_DECL_NSIDOCSHELLTREEOWNER
NS_DECL_NSIDOMEVENTLISTENER
NS_DECL_NSIINTERFACEREQUESTOR
NS_DECL_NSIWEBPROGRESSLISTENER
protected:
nsDocShellTreeOwner();
virtual ~nsDocShellTreeOwner();
void WebBrowser(nsWebBrowser* aWebBrowser);
nsWebBrowser* WebBrowser();
NS_IMETHOD SetTreeOwner(nsIDocShellTreeOwner* aTreeOwner);
NS_IMETHOD SetWebBrowserChrome(nsIWebBrowserChrome* aWebBrowserChrome);
NS_IMETHOD AddChromeListeners();
NS_IMETHOD RemoveChromeListeners();
void EnsurePrompter();
void EnsureAuthPrompter();
void AddToWatcher();
void RemoveFromWatcher();
void EnsureContentTreeOwner();
// These helper functions return the correct instances of the requested
// interfaces. If the object passed to SetWebBrowserChrome() implements
// nsISupportsWeakReference, then these functions call QueryReferent on
// that object. Otherwise, they return an addrefed pointer. If the
// WebBrowserChrome object doesn't exist, they return nullptr.
already_AddRefed<nsIWebBrowserChrome> GetWebBrowserChrome();
already_AddRefed<nsIEmbeddingSiteWindow> GetOwnerWin();
already_AddRefed<nsIInterfaceRequestor> GetOwnerRequestor();
protected:
// Weak References
nsWebBrowser* mWebBrowser;
nsIDocShellTreeOwner* mTreeOwner;
nsIDocShellTreeItem* mPrimaryContentShell;
nsIWebBrowserChrome* mWebBrowserChrome;
nsIEmbeddingSiteWindow* mOwnerWin;
nsIInterfaceRequestor* mOwnerRequestor;
nsWeakPtr mWebBrowserChromeWeak; // nsIWebBrowserChrome
// the objects that listen for chrome events like context menus and tooltips.
// They are separate objects to avoid circular references between |this|
// and the DOM.
RefPtr<ChromeTooltipListener> mChromeTooltipListener;
RefPtr<nsDocShellTreeOwner> mContentTreeOwner;
nsCOMPtr<nsIPrompt> mPrompter;
nsCOMPtr<nsIAuthPrompt> mAuthPrompter;
nsCOMPtr<nsIRemoteTab> mPrimaryRemoteTab;
};
#endif /* nsDocShellTreeOwner_h__ */