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-rw-r--r--image/decoders/icon/android/nsIconChannel.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/image/decoders/icon/android/nsIconChannel.h b/image/decoders/icon/android/nsIconChannel.h
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+++ b/image/decoders/icon/android/nsIconChannel.h
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+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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_android_nsIconChannel_h
+#define mozilla_image_decoders_icon_android_nsIconChannel_h
+
+#include "mozilla/Attributes.h"
+
+#include "nsIChannel.h"
+#include "nsIURI.h"
+#include "nsIIconURI.h"
+#include "nsCOMPtr.h"
+
+/**
+ * This class is the Android implementation of nsIconChannel.
+ * It asks Android for an 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() { }
+
+ /**
+ * 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;
+};
+
+#endif // mozilla_image_decoders_icon_android_nsIconChannel_h