зеркало из https://github.com/mozilla/gecko-dev.git
61 строка
2.3 KiB
C++
61 строка
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsFrameLoaderOwner_h_
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#define nsFrameLoaderOwner_h_
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class nsFrameLoader;
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namespace mozilla {
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class ErrorResult;
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namespace dom {
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class BrowsingContext;
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struct RemotenessOptions;
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} // namespace dom
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} // namespace mozilla
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// IID for the FrameLoaderOwner interface
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#define NS_FRAMELOADEROWNER_IID \
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{ \
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0x1b4fd25c, 0x2e57, 0x11e9, { \
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0x9e, 0x5a, 0x5b, 0x86, 0xe9, 0x89, 0xa5, 0xc0 \
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} \
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}
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// Mixin that handles ownership of nsFrameLoader for Frame elements
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// (XULFrameElement, HTMLI/FrameElement, etc...). Manages information when doing
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// FrameLoader swaps.
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//
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// This class is considered an XPCOM mixin. This means that while we inherit
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// from ISupports in order to be QI'able, we expect the classes that inherit
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// nsFrameLoaderOwner to actually implement ISupports for us.
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class nsFrameLoaderOwner : public nsISupports {
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_FRAMELOADEROWNER_IID)
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nsFrameLoaderOwner() = default;
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already_AddRefed<nsFrameLoader> GetFrameLoader();
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void SetFrameLoader(nsFrameLoader* aNewFrameLoader);
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already_AddRefed<mozilla::dom::BrowsingContext> GetBrowsingContext();
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// Destroy (if it exists) and recreate our frameloader, based on new
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// remoteness requirements. This should follow the same path as
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// tabbrowser.js's updateBrowserRemoteness, including running the same logic
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// and firing the same events as unbinding a XULBrowserElement from the tree.
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// However, this method is available from backend and does not manipulate the
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// DOM.
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void ChangeRemoteness(const mozilla::dom::RemotenessOptions& aOptions,
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mozilla::ErrorResult& rv);
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protected:
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virtual ~nsFrameLoaderOwner() = default;
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RefPtr<nsFrameLoader> mFrameLoader;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsFrameLoaderOwner, NS_FRAMELOADEROWNER_IID)
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#endif // nsFrameLoaderOwner_h_
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