/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * License.
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 * The Original Code is mozilla.org code.
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 *
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/**
 * nsIPluginInstancePeer
 *
 * @status DEPRECATED
 *
 * Originally published XPCOM Plugin API is now deprecated
 * Developers are welcome to use NPAPI, please refer to:
 * http://mozilla.org/projects/plugins/
 */

#include "nsISupports.idl"
#include "nspluginroot.idl"

%{C++
#include "nsplugindefs.h"
struct JSObject;
%}

interface nsIOutputStream;

/**
 * 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.
 */
[uuid(4b7cea20-019b-11d2-815b-006008119d7a)]
interface nsIPluginInstancePeer : nsISupports
{
    /**
   * Returns the value of a variable associated with the plugin manager.
   *
   * (Corresponds to NPN_GetValue.)
   *
   * @param aVariable - the plugin manager variable to get
   * @param aValue    - the address of where to store the resulting value
   * @result          - NS_OK if this operation was successful
   */
  void getValue(in nsPluginInstancePeerVariable aVariable, in voidPtr aValue);
  /**
     * Returns the MIME type of the plugin instance. 
     *
     * (Corresponds to NPP_New's MIMEType argument.)
     *
   * @param aMIMEType - resulting MIME type
   * @result          - NS_OK if this operation was successful
     */
  readonly attribute nsMIMEType MIMEType;

    /**
     * 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.)
     *
   * @param result - the resulting mode
   * @result       - NS_OK if this operation was successful
     */
  readonly attribute nsPluginMode 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 aType   - MIME type of the stream to create
   * @param aTarget - the target window name to receive the data
   * @param aResult - the resulting output stream
   * @result        - NS_OK if this operation was successful
     */
  void newStream(in nsMIMEType aType, in string aTarget, out nsIOutputStream aResult);

    /**
     * This operation causes status information to be displayed on the window
     * associated with the plugin instance. 
     *
     * (Corresponds to NPN_Status.)
     *
   * @param aMessage - the status message to display
   * @result         - NS_OK if this operation was successful
     */
  void showStatus(in string aMessage);

    /**
     * Set the desired size of the window in which the plugin instance lives.
     *
   * @param aWidth  - new window width
   * @param aHeight - new window height
   * @result        - NS_OK if this operation was successful
     */
  void setWindowSize(in unsigned long aWidth, in unsigned long aHeight);
};
