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109 lines
4.3 KiB
Plaintext
109 lines
4.3 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org object loading code.
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*
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* The Initial Developer of the Original Code is
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* Christian Biesinger <cbiesinger@web.de>.
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* Portions created by the Initial Developer are Copyright (C) 2005
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsISupports.idl"
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interface nsIObjectFrame;
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interface nsIPluginInstance;
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/**
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* This interface represents a content node that loads objects.
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*/
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[scriptable, uuid(90ab443e-3e99-405e-88c9-9c42adaa3217)]
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interface nsIObjectLoadingContent : nsISupports
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{
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const unsigned long TYPE_LOADING = 0;
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const unsigned long TYPE_IMAGE = 1;
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const unsigned long TYPE_PLUGIN = 2;
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const unsigned long TYPE_DOCUMENT = 3;
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const unsigned long TYPE_NULL = 4;
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/**
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* The actual mime type (the one we got back from the network
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* request) for the element.
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*/
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readonly attribute ACString actualType;
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/**
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* Gets the type of the content that's currently loaded. See
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* the constants above for the list of possible values.
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*/
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readonly attribute unsigned long displayedType;
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/**
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* Gets the content type that corresponds to the give MIME type. See the
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* constants above for the list of possible values. If nothing else fits,
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* TYPE_NULL will be returned.
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*/
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unsigned long getContentTypeForMIMEType(in AUTF8String aMimeType);
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/**
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* Returns the plugin instance if it has already been instantiated. This
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* will never instantiate the plugin and so is safe to call even when
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* content script must not execute.
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*/
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[noscript] readonly attribute nsIPluginInstance pluginInstance;
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/**
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* Makes sure that a frame for this object exists, and that the plugin is
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* instantiated. This method does nothing if the type is not #TYPE_PLUGIN.
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* There is no guarantee that there will be a frame after this method is
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* called; for example, the node may have a display:none style. If plugin
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* instantiation is possible, it will be done synchronously by this method,
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* and the plugin instance will be returned. A success return value does not
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* necessarily mean that the instance is nonnull.
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*
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* This is a noscript method because it is internal and will go away once
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* plugin loading moves to content.
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*
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* @note If there is an error instantiating the plugin, this method will
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* trigger fallback to replacement content, and the type will change (and
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* this method will return a failure code)
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*/
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[noscript] nsIPluginInstance ensureInstantiation();
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/**
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* Tells the content about an associated object frame.
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* This can be called multiple times for different frames.
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*
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* This is noscript because this is an internal method that will go away, and
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* because nsIObjectFrame is unscriptable.
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*/
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[noscript] void hasNewFrame(in nsIObjectFrame aFrame);
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};
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