gecko-dev/editor/idl/nsIEditorStyleSheets.idl

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 *   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. This can involve asynchronous
    * network I/O
    * @param aURL         The style sheet to be loaded and applied.
    * @return             the style sheet created from aURL
    */
  [noscript] nsICSSStyleSheet applyStyleSheet(in AString aURL);

  /** load and apply an Override style sheet, specified by aURL, to
    * the editor's document. 
    * 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 ApplyStyleSheet.
    *
    * @param aURL         The style sheet to be loaded and applied.
    * @return             the style sheet created from aURL
    */
  [noscript] nsICSSStyleSheet applyOverrideStyleSheet(in AString aURL);

  /** Add the given Style Sheet to the editor's document
    * This is always synchronous
    * @param aSheet  The style sheet to be  applied.
    */
  [noscript] void addStyleSheet(in nsICSSStyleSheet aSheet);

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

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

};