dom/events/TextClause.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "mozilla/dom/TextClause.h"
   8 #include "mozilla/dom/TextClauseBinding.h"
   9 #include "mozilla/TextEvents.h"
  10
  11 namespace mozilla {
  12 namespace dom {
  13
  14 // Only needed for refcounted objects.
  15 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(TextClause)
  16 NS_IMPL_CYCLE_COLLECTING_ADDREF(TextClause)
  17 NS_IMPL_CYCLE_COLLECTING_RELEASE(TextClause)
  18 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(TextClause)
  19   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
  20   NS_INTERFACE_MAP_ENTRY(nsISupports)
  21 NS_INTERFACE_MAP_END
  22
  23 TextClause::TextClause(nsPIDOMWindowInner* aOwner, const TextRange& aRange,
  24                        const TextRange* aTargetRange)
  25     : mOwner(aOwner), mIsTargetClause(false) {
  26   MOZ_ASSERT(aOwner);
  27   mStartOffset = aRange.mStartOffset;
  28   mEndOffset = aRange.mEndOffset;
  29   if (aRange.IsClause()) {
  30     mIsCaret = false;
  31     if (aTargetRange && aTargetRange->mStartOffset == mStartOffset) {
  32       mIsTargetClause = true;
  33     }
  34   } else {
  35     mIsCaret = true;
  36   }
  37 }
  38
  39 JSObject* TextClause::WrapObject(JSContext* aCx,
  40                                  JS::Handle<JSObject*> aGivenProto) {
  41   return TextClause_Binding::Wrap(aCx, this, aGivenProto);
  42 }
  43
  44 TextClause::~TextClause() {}
  45
  46 }  // namespace dom
  47 }  // namespace mozilla