/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* 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/. */
/// This class is the GTK implementation of nsIconChannel. It asks /// GTK for the icon, translates the pixel data in-memory into /// nsIconDecoder format, and proxies the nsChannel interface to a new /// channel returning that image. class nsIconChannel final : public nsIChannel { public:
NS_DECL_ISUPPORTS
NS_FORWARD_NSIREQUEST(mRealChannel->)
NS_FORWARD_NSICHANNEL(mRealChannel->)
nsIconChannel() {}
staticvoid Shutdown();
/// Called by nsIconProtocolHandler after it creates this channel. /// Must be called before calling any other function on this object. /// If this method fails, no other function must be called on this object.
nsresult Init(nsIURI* aURI);
/// Obtains an icon, in nsIconDecoder format, as a ByteBuf instead /// of a channel. For use with IPC. static nsresult GetIcon(nsIURI* aURI, mozilla::ipc::ByteBuf* aDataOut);
private:
~nsIconChannel() {} /// The input stream channel which will yield the image. /// Will always be non-null after a successful Init.
nsCOMPtr<nsIChannel> mRealChannel;
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