/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */

#include "nsISupports.idl"
#include "domstubs.idl"

interface mozIDOMWindowProxy;
interface nsIEditor;

%{ C++
class mozIDOMWindowProxy;
namespace mozilla {
class HTMLEditor;
} // namespace mozilla
%}

[scriptable, builtinclass, uuid(24f963d1-e6fc-43ea-a206-99ac5fcc5265)]

interface nsIEditingSession : nsISupports
{
  /**
   *  Error codes when we fail to create an editor
   *  is placed in attribute editorStatus
   */
  const long eEditorOK = 0;
  const long eEditorCreationInProgress = 1;
  const long eEditorErrorCantEditMimeType = 2;
  const long eEditorErrorFileNotFound = 3;
  const long eEditorErrorCantEditFramesets = 8;
  const long eEditorErrorUnknown = 9;

  /**
   *  Status after editor creation and document loading
   *  Value is one of the above error codes
   */
  readonly attribute unsigned long editorStatus;

  /**
   *  Make this window editable
   *  @param aWindow nsIDOMWindow, the window the embedder needs to make editable
   *  @param aEditorType string, "html" "htmlsimple" "text" "textsimple"
   *  @param aMakeWholeDocumentEditable if PR_TRUE make the whole document in
   *                                    aWindow editable, otherwise it's the
   *                                    embedder who should make the document
   *                                    (or part of it) editable.
   *  @param aInteractive if PR_FALSE turn off scripting and plugins
   */
  void makeWindowEditable(in mozIDOMWindowProxy window,
                          in string aEditorType,
                          in boolean doAfterUriLoad,
                          in boolean aMakeWholeDocumentEditable,
                          in boolean aInteractive);

  /**
   *  Test whether a specific window has had its editable flag set; it may have an editor
   *  now, or will get one after the uri load.
   *
   *  Use this, passing the content root window, to test if we've set up editing
   *  for this content.
   */
  boolean windowIsEditable(in mozIDOMWindowProxy window);

  /**
   *  Get the editor for this window. May return null
   */
	nsIEditor getEditorForWindow(in mozIDOMWindowProxy window);

  /**
   *  Setup editor and related support objects
   */
  void setupEditorOnWindow(in mozIDOMWindowProxy window);

  /**
   *   Destroy editor and related support objects
   */
  void tearDownEditorOnWindow(in mozIDOMWindowProxy window);

  void setEditorOnControllers(in mozIDOMWindowProxy aWindow,
                              in nsIEditor aEditor);

  /**
   * Disable scripts and plugins in aWindow.
   */
  void disableJSAndPlugins(in mozIDOMWindowProxy aWindow);

  /**
   * Restore JS and plugins (enable/disable them) according to the state they
   * were before the last call to disableJSAndPlugins.
   */
  void restoreJSAndPlugins(in mozIDOMWindowProxy aWindow);

  /**
   * Removes all the editor's controllers/listeners etc and makes the window
   * uneditable.
   */
  void detachFromWindow(in mozIDOMWindowProxy aWindow);

  /**
   * Undos detachFromWindow(), reattaches this editing session/editor
   * to the window.
   */
  void reattachToWindow(in mozIDOMWindowProxy aWindow);

  /**
   * Whether this session has disabled JS and plugins.
   */
  readonly attribute boolean jsAndPluginsDisabled;

%{C++
  /**
   * This method is implemented with nsIDocShell::GetHTMLEditor().  I.e.,
   * This method doesn't depend on nsEditingSession.  Therefore, even if
   * there were some implementation of nsIEditingSession interface, this
   * would be safe to use.
   */
  mozilla::HTMLEditor* GetHTMLEditorForWindow(mozIDOMWindowProxy* aWindow);
%}
};