nsIconChannel.h (1390B)
1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* This Source Code Form is subject to the terms of the Mozilla Public 3 * License, v. 2.0. If a copy of the MPL was not distributed with this 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 5 6 #ifndef mozilla_image_decoders_icon_android_nsIconChannel_h 7 #define mozilla_image_decoders_icon_android_nsIconChannel_h 8 9 #include "nsIChannel.h" 10 #include "nsIURI.h" 11 #include "nsCOMPtr.h" 12 13 /** 14 * This class is the Android implementation of nsIconChannel. 15 * It asks Android for an icon, and creates a new channel for 16 * that file to which all calls will be proxied. 17 */ 18 class nsIconChannel final : public nsIChannel { 19 public: 20 NS_DECL_ISUPPORTS 21 NS_FORWARD_NSIREQUEST(mRealChannel->) 22 NS_FORWARD_NSICHANNEL(mRealChannel->) 23 24 nsIconChannel() {} 25 26 /** 27 * Called by nsIconProtocolHandler after it creates this channel. 28 * Must be called before calling any other function on this object. 29 * If this method fails, no other function must be called on this object. 30 */ 31 nsresult Init(nsIURI* aURI, nsILoadInfo* aLoadInfo); 32 33 private: 34 ~nsIconChannel() {} 35 36 /** 37 * The channel to the temp icon file (e.g. to /tmp/2qy9wjqw.html). 38 * Will always be non-null after a successful Init. 39 */ 40 nsCOMPtr<nsIChannel> mRealChannel; 41 }; 42 43 #endif // mozilla_image_decoders_icon_android_nsIconChannel_h