/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
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 * Version 1.1 (the "License"); you may not use this file except in
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 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is 
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
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 * either the GNU General Public License Version 2 or later (the "GPL"), or 
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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 * ***** END LICENSE BLOCK ***** */

////////////////////////////////////////////////////////////////////////////////
/**
 * <B>INTERFACE TO NETSCAPE COMMUNICATOR PLUGINS (NEW C++ API).</B>
 *
 * <P>This supersedes the old plugin API (npapi.h, npupp.h), and 
 * eliminates the need for glue files: npunix.c, npwin.cpp and npmac.cpp that
 * get linked with the plugin. You will however need to link with the "backward
 * adapter" (badapter.cpp) in order to allow your plugin to run in pre-5.0
 * browsers. 
 *
 * <P>See nsPlugin.idl for an overview of how this interface fits with the 
 * overall plugin architecture.
 */
////////////////////////////////////////////////////////////////////////////////

#include "nsPluginDefs.idl"

////////////////////////////////////////////////////////////////////////////////
// Plugin Instance Peer Interface

/**
 * The nsIPluginInstancePeer interface is the set of operations implemented
 * by the browser to support a plugin instance. When a plugin instance is 
 * constructed, a nsIPluginInstancePeer is passed to its initializer 
 * representing the instantiation of the plugin on the page. 
 *
 * Other interfaces may be obtained from nsIPluginInstancePeer by calling
 * QueryInterface, e.g. nsIPluginTagInfo.
 */
[scriptable, uuid(f7d64b8a-2df3-11d4-8cf4-0060b0fc14a3)]
interface nsIPluginInstancePeer : nsISupports
{
    /**
     * Returns the MIME type of the plugin instance. 
     *
     * (Corresponds to NPP_New's MIMEType argument.)
     *
     * @result - resulting MIME type
     */
    readonly attribute string MIMEType;

    // plugin modes:
    const unsigned long MODE_EMBEDDED   = 1;
    const unsigned long MODE_FULL       = 2;

    /**
     * Returns the mode of the plugin instance, i.e. whether the plugin is
     * embedded in the html, or full page. 
     *
     * (Corresponds to NPP_New's mode argument.)
     *
     * @result - the resulting mode
     */
    readonly attribute unsigned long mode;

    /**
     * This operation is called by the plugin instance when it wishes to send
     * a stream of data to the browser. It constructs a new output stream to which
     * the plugin may send the data. When complete, the Close and Release methods
     * should be called on the output stream.
     *
     * (Corresponds to NPN_NewStream.)
     *
     * @param type - type MIME type of the stream to create
     * @param target - the target window name to receive the data
     * @result - the resulting output stream
     */
    nsIOutputStream newStream(in string mimeType,
                              in wstring targetWindow);

    /**
     * This operation causes status information to be displayed on the window
     * associated with the plugin instance. 
     *
     * (Corresponds to NPN_Status.)
     *
     * @param message - the status message to display
     */
    void showStatus(in wstring message);

    /**
     * Set the desired size of the window in which the plugin instance lives.
     *
     * @param width - new window width
     * @param height - new window height
     */
    void setWindowSize(in unsigned long width,
                       in unsigned long height);
};
