accessible/generic/HyperTextAccessible-inl.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef mozilla_a11y_HyperTextAccessible_inl_h__
   7 #define mozilla_a11y_HyperTextAccessible_inl_h__
   8
   9 #include "HyperTextAccessible.h"
  10
  11 #include "nsAccUtils.h"
  12
  13 #include "nsIClipboard.h"
  14 #include "nsFrameSelection.h"
  15
  16 #include "mozilla/EditorBase.h"
  17
  18 namespace mozilla {
  19 namespace a11y {
  20
  21 inline void HyperTextAccessible::SetCaretOffset(int32_t aOffset) {
  22   SetSelectionRange(aOffset, aOffset);
  23   // XXX: Force cache refresh until a good solution for AT emulation of user
  24   // input is implemented (AccessFu caret movement).
  25   SelectionMgr()->UpdateCaretOffset(this, aOffset);
  26 }
  27
  28 inline bool HyperTextAccessible::IsCaretAtEndOfLine() const {
  29   RefPtr<nsFrameSelection> frameSelection = FrameSelection();
  30   return frameSelection && frameSelection->GetHint() == CARET_ASSOCIATE_BEFORE;
  31 }
  32
  33 inline already_AddRefed<nsFrameSelection> HyperTextAccessible::FrameSelection()
  34     const {
  35   nsIFrame* frame = GetFrame();
  36   return frame ? frame->GetFrameSelection() : nullptr;
  37 }
  38
  39 inline dom::Selection* HyperTextAccessible::DOMSelection() const {
  40   RefPtr<nsFrameSelection> frameSelection = FrameSelection();
  41   return frameSelection ? frameSelection->GetSelection(SelectionType::eNormal)
  42                         : nullptr;
  43 }
  44
  45 }  // namespace a11y
  46 }  // namespace mozilla
  47
  48 #endif