mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
/* -*- 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/. */
|
|
|
|
#ifndef DirectionalityUtils_h___
|
|
#define DirectionalityUtils_h___
|
|
|
|
class nsIContent;
|
|
class nsIDocument;
|
|
class nsINode;
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
class Element;
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
namespace mozilla {
|
|
|
|
namespace directionality {
|
|
|
|
enum Directionality {
|
|
eDir_NotSet = 0,
|
|
eDir_RTL = 1,
|
|
eDir_LTR = 2
|
|
};
|
|
|
|
void SetDirectionality(mozilla::dom::Element* aElement, Directionality aDir,
|
|
bool aNotify = true);
|
|
|
|
/**
|
|
* Set the directionality of an element according to the algorithm defined at
|
|
* http://www.whatwg.org/specs/web-apps/current-work/multipage/elements.html#the-directionality,
|
|
* not including elements with auto direction.
|
|
*
|
|
* @return the directionality that the element was set to
|
|
*/
|
|
Directionality RecomputeDirectionality(mozilla::dom::Element* aElement,
|
|
bool aNotify = true);
|
|
|
|
/**
|
|
* Set the directionality of any descendants of a node that do not themselves
|
|
* have a dir attribute.
|
|
* For performance reasons we walk down the descendant tree in the rare case
|
|
* of setting the dir attribute, rather than walking up the ancestor tree in
|
|
* the much more common case of getting the element's directionality.
|
|
*/
|
|
void SetDirectionalityOnDescendants(mozilla::dom::Element* aElement,
|
|
Directionality aDir,
|
|
bool aNotify = true);
|
|
|
|
} // end namespace directionality
|
|
|
|
} // end namespace mozilla
|
|
|
|
#endif /* DirectionalityUtils_h___ */
|