gecko-dev/editor/idl/nsIEditorStyleSheets.idl

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 * The Original Code is mozilla.org code.
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 * The Initial Developer of the Original Code is
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 * Portions created by the Initial Developer are Copyright (C) 1998
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 * Contributor(s):
 *   Akkana Peck <akkana@netscape.com>
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#include "nsISupports.idl"

%{C++
class nsICSSStyleSheet;
%}

[ptr] native nsICSSStyleSheet(nsICSSStyleSheet);

[scriptable, uuid(4805e682-49b9-11d3-9ce4-ed60bd6cb5bc)]

interface nsIEditorStyleSheets : nsISupports
{
  /** load and apply the style sheet, specified by aURL, to the
    * editor's document, replacing the last style sheet added (if any).
    * This can involve asynchronous network I/O.
    * 
    * @param aURL         The style sheet to be loaded and applied.
    */
  void replaceStyleSheet(in AString aURL);

  /** Add the given Style Sheet to the editor's document,
    * on top of any that are already there.
    * This is always synchronous.
    *
    * @param aURL  The style sheet to be  applied.
    */
  void addStyleSheet(in AString aURL);

  /** load and apply the style sheet, specified by aURL, to the
    * editor's document, replacing the last style sheet added (if any).
    * This is always synchronous.
    * 
    * @param aURL         The style sheet to be loaded and applied.
    */
  void replaceOverrideStyleSheet(in AString aURL);

  /** load and apply an Override style sheet, specified by aURL, to
    * the editor's document, on top of any that are already there.
    * IMPORTANT: This is assumed to be synchronous:
    *            URL is a local file with no @import used
    * This action is not undoable.
    * It is not intended for use by "user", only editor developers
    *   to change display behavior for editing (like showing special cursors)
    *   that will not be affected by loading other "document" style sheets
    *   loaded using addStyleSheet or replaceStyleSheet.
    *
    * @param aURL         The style sheet to be loaded and applied.
    */
  void addOverrideStyleSheet(in AString aURL);

  /** Remove the given Style Sheet from the editor's document
    * This is always synchronous
    *
    * @param aURL  The style sheet to be removed
    */
  void removeStyleSheet(in AString aURL);

  /** Remove the given Override Style Sheet from the editor's document
    * This is always synchronous
    *
    * @param aURL  The style sheet to be removed.
    */
  void removeOverrideStyleSheet(in AString aURL);

  /** Enable or disable the given Style Sheet from the editor's document
    * This is always synchronous
    *
    * @param aURL  The style sheet to be removed
    */
  void enableStyleSheet(in AString aURL, in PRBool aEnable);

  /** Get the nsICSSStyleSheet associated with the given URL.
    *
    * @param aURL         The style sheet's URL
    * @return             the style sheet
    */
  [noscript] nsICSSStyleSheet getStyleSheetForURL(in AString aURL);

  /** Get the URL associated with the given nsICSSStyleSheet.
    *
    * @param aStyleSheet  The style sheet
    * @return             the style sheet's URL
    */
  [noscript] AString getURLForStyleSheet(in nsICSSStyleSheet aStyleSheet);
};