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/* 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 mozilla_image_decoders_icon_gtk_nsIconChannel_h
#define mozilla_image_decoders_icon_gtk_nsIconChannel_h
#include "mozilla/Attributes.h"
#include "nsIChannel.h"
#include "nsIStreamListener.h"
#include "nsIURI.h"
#include "nsIIconURI.h"
#include "nsCOMPtr.h"
/// This class is the gnome implementation of nsIconChannel. It basically asks
/// gtk/gnome for an icon, saves it as a tmp icon, and creates a new channel for
/// that file to which all calls will be proxied.
class nsIconChannel final : public nsIChannel
{
public:
NS_DECL_ISUPPORTS
NS_FORWARD_NSIREQUEST(mRealChannel->)
NS_FORWARD_NSICHANNEL(mRealChannel->)
nsIconChannel() { }
static void 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);
private:
~nsIconChannel() { }
/// The channel to the temp icon file (e.g. to /tmp/2qy9wjqw.html).
/// Will always be non-null after a successful Init.
nsCOMPtr<nsIChannel> mRealChannel;
nsresult InitWithGIO(nsIMozIconURI* aIconURI);
};
#endif // mozilla_image_decoders_icon_gtk_nsIconChannel_h
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