C++ nsTArray::LastElement方法代码示例

本文整理汇总了C++中nsTArray::LastElement方法的典型用法代码示例。如果您正苦于以下问题：C++ nsTArray::LastElement方法的具体用法？C++ nsTArray::LastElement怎么用？C++ nsTArray::LastElement使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类nsTArray的用法示例。

在下文中一共展示了nsTArray::LastElement方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: Serialize

void
nsTreeContentView::SerializeItem(Element* aContent, int32_t aParentIndex,
                                 int32_t* aIndex, nsTArray<UniquePtr<Row>>& aRows)
{
  if (aContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::hidden,
                            nsGkAtoms::_true, eCaseMatters))
    return;

  aRows.AppendElement(MakeUnique<Row>(aContent, aParentIndex));
  Row* row = aRows.LastElement().get();

  if (aContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::container,
                            nsGkAtoms::_true, eCaseMatters)) {
    row->SetContainer(true);
    if (aContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::open,
                              nsGkAtoms::_true, eCaseMatters)) {
      row->SetOpen(true);
      nsIContent* child =
        nsTreeUtils::GetImmediateChild(aContent, nsGkAtoms::treechildren);
      if (child && child->IsXULElement()) {
        // Now, recursively serialize our child.
        int32_t count = aRows.Length();
        int32_t index = 0;
        Serialize(child, aParentIndex + *aIndex + 1, &index, aRows);
        row->mSubtreeSize += aRows.Length() - count;
      }
      else
        row->SetEmpty(true);
    } else if (aContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::empty,
                                     nsGkAtoms::_true, eCaseMatters)) {
      row->SetEmpty(true);
    }
  }
}

开发者ID:luke-chang，项目名称:gecko-1，代码行数:34，代码来源:nsTreeContentView.cpp

示例2: AccumulateSPSTelemetry

void
MP4TrackDemuxer::UpdateSamples(nsTArray<RefPtr<MediaRawData>>& aSamples)
{
  for (size_t i = 0; i < aSamples.Length(); i++) {
    MediaRawData* sample = aSamples[i];
    // Collect telemetry from h264 Annex B SPS.
    if (mNeedSPSForTelemetry && mp4_demuxer::AnnexB::HasSPS(sample)) {
      RefPtr<MediaByteBuffer> extradata =
        mp4_demuxer::AnnexB::ExtractExtraData(sample);
      mNeedSPSForTelemetry = AccumulateSPSTelemetry(extradata);
    }
    if (sample->mCrypto.mValid) {
      nsAutoPtr<MediaRawDataWriter> writer(sample->CreateWriter());
      writer->mCrypto.mMode = mInfo->mCrypto.mMode;
      writer->mCrypto.mIVSize = mInfo->mCrypto.mIVSize;
      writer->mCrypto.mKeyId.AppendElements(mInfo->mCrypto.mKeyId);
    }
    if (mInfo->GetAsVideoInfo()) {
      sample->mExtraData = mInfo->GetAsVideoInfo()->mExtraData;
    }
  }
  if (mNextKeyframeTime.isNothing() ||
      aSamples.LastElement()->mTime >= mNextKeyframeTime.value().ToMicroseconds()) {
    SetNextKeyFrameTime();
  }
}

开发者ID:Nazi-Nigger，项目名称:gecko-dev，代码行数:26，代码来源:MP4Demuxer.cpp

示例3: writer

void
MP4TrackDemuxer::UpdateSamples(nsTArray<nsRefPtr<MediaRawData>>& aSamples)
{
  for (size_t i = 0; i < aSamples.Length(); i++) {
    MediaRawData* sample = aSamples[i];
    if (sample->mCrypto.mValid) {
      nsAutoPtr<MediaRawDataWriter> writer(sample->CreateWriter());
      writer->mCrypto.mMode = mInfo->mCrypto.mMode;
      writer->mCrypto.mIVSize = mInfo->mCrypto.mIVSize;
      writer->mCrypto.mKeyId.AppendElements(mInfo->mCrypto.mKeyId);
    }
    if (mInfo->GetAsVideoInfo()) {
      sample->mExtraData = mInfo->GetAsVideoInfo()->mExtraData;
    }
  }
  if (mNextKeyframeTime.isNothing() ||
      aSamples.LastElement()->mTime >= mNextKeyframeTime.value().ToMicroseconds()) {
    mNextKeyframeTime.reset();
    mp4_demuxer::Microseconds frameTime = mIterator->GetNextKeyframeTime();
    if (frameTime != -1) {
      mNextKeyframeTime.emplace(
        media::TimeUnit::FromMicroseconds(frameTime));
    }
  }
}

开发者ID:archcidburnziso，项目名称:gecko-dev，代码行数:25，代码来源:MP4Demuxer.cpp

示例4: writer

void
MP4TrackDemuxer::UpdateSamples(nsTArray<nsRefPtr<MediaRawData>>& aSamples)
{
  for (size_t i = 0; i < aSamples.Length(); i++) {
    MediaRawData* sample = aSamples[i];
    if (sample->mCrypto.valid) {
      nsAutoPtr<MediaRawDataWriter> writer(sample->CreateWriter());
      writer->mCrypto.mode = mInfo->mCrypto.mode;
      writer->mCrypto.iv_size = mInfo->mCrypto.iv_size;
      writer->mCrypto.key.AppendElements(mInfo->mCrypto.key);
    }
    if (mInfo->GetAsVideoInfo()) {
      sample->mExtraData = mInfo->GetAsVideoInfo()->mExtraData;
    }
  }
  if (mNextKeyframeTime.isNothing() ||
      aSamples.LastElement()->mTime >= mNextKeyframeTime.value().ToMicroseconds()) {
    SetNextKeyFrameTime();
  }
}

开发者ID:MoonchildProductions，项目名称:Pale-Moon，代码行数:20，代码来源:MP4Demuxer.cpp

示例5: MakeAnonymousElement

nsresult
nsNumberControlFrame::CreateAnonymousContent(nsTArray<ContentInfo>& aElements)
{
  nsresult rv;

  // We create an anonymous tree for our input element that is structured as
  // follows:
  //
  // input
  //   div      - outer wrapper with "display:flex" by default
  //     input  - text input field
  //     div    - spin box wrapping up/down arrow buttons
  //       div  - spin up (up arrow button)
  //       div  - spin down (down arrow button)
  //
  // If you change this, be careful to change the destruction order in
  // nsNumberControlFrame::DestroyFrom.


  // Create the anonymous outer wrapper:
  rv = MakeAnonymousElement(getter_AddRefs(mOuterWrapper),
                            aElements,
                            nsGkAtoms::div,
                            nsCSSPseudoElements::ePseudo_mozNumberWrapper,
                            mStyleContext);
  NS_ENSURE_SUCCESS(rv, rv);

  ContentInfo& outerWrapperCI = aElements.LastElement();

  // Create the ::-moz-number-text pseudo-element:
  rv = MakeAnonymousElement(getter_AddRefs(mTextField),
                            outerWrapperCI.mChildren,
                            nsGkAtoms::input,
                            nsCSSPseudoElements::ePseudo_mozNumberText,
                            outerWrapperCI.mStyleContext);
  NS_ENSURE_SUCCESS(rv, rv);

  mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::type,
                      NS_LITERAL_STRING("text"), PR_FALSE);

  HTMLInputElement* content = HTMLInputElement::FromContent(mContent);
  HTMLInputElement* textField = HTMLInputElement::FromContent(mTextField);

  // Initialize the text field value:
  nsAutoString value;
  content->GetValue(value);
  mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::value, value, false);

  // If we're readonly, make sure our anonymous text control is too:
  nsAutoString readonly;
  if (mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::readonly, readonly)) {
    mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::readonly, readonly, false);
  }

  // Propogate our tabindex:
  int32_t tabIndex;
  content->GetTabIndex(&tabIndex);
  textField->SetTabIndex(tabIndex);

  // Initialize the text field's placeholder, if ours is set:
  nsAutoString placeholder;
  if (mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::placeholder, placeholder)) {
    mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::placeholder, placeholder, false);
  }

  if (mContent->AsElement()->State().HasState(NS_EVENT_STATE_FOCUS)) {
    // We don't want to focus the frame but the text field.
    nsIFocusManager* fm = nsFocusManager::GetFocusManager();
    nsCOMPtr<nsIDOMElement> element = do_QueryInterface(mTextField);
    NS_ASSERTION(element, "Really, this should be a nsIDOMElement!");
    fm->SetFocus(element, 0);
  }

  // Create the ::-moz-number-spin-box pseudo-element:
  rv = MakeAnonymousElement(getter_AddRefs(mSpinBox),
                            outerWrapperCI.mChildren,
                            nsGkAtoms::div,
                            nsCSSPseudoElements::ePseudo_mozNumberSpinBox,
                            outerWrapperCI.mStyleContext);
  NS_ENSURE_SUCCESS(rv, rv);

  ContentInfo& spinBoxCI = outerWrapperCI.mChildren.LastElement();

  // Create the ::-moz-number-spin-up pseudo-element:
  rv = MakeAnonymousElement(getter_AddRefs(mSpinUp),
                            spinBoxCI.mChildren,
                            nsGkAtoms::div,
                            nsCSSPseudoElements::ePseudo_mozNumberSpinUp,
                            spinBoxCI.mStyleContext);
  NS_ENSURE_SUCCESS(rv, rv);

  // Create the ::-moz-number-spin-down pseudo-element:
  rv = MakeAnonymousElement(getter_AddRefs(mSpinDown),
                            spinBoxCI.mChildren,
                            nsGkAtoms::div,
                            nsCSSPseudoElements::ePseudo_mozNumberSpinDown,
                            spinBoxCI.mStyleContext);
  return rv;
}

开发者ID:galexcode，项目名称:mozilla-central，代码行数:99，代码来源:nsNumberControlFrame.cpp

示例6: MakeAnonymousElement

nsresult
nsNumberControlFrame::CreateAnonymousContent(nsTArray<ContentInfo>& aElements)
{
  nsresult rv;

  // We create an anonymous tree for our input element that is structured as
  // follows:
  //
  // input
  //   div      - outer wrapper with "display:flex" by default
  //     input  - text input field
  //     div    - spin box wrapping up/down arrow buttons
  //       div  - spin up (up arrow button)
  //       div  - spin down (down arrow button)
  //
  // If you change this, be careful to change the destruction order in
  // nsNumberControlFrame::DestroyFrom.


  // Create the anonymous outer wrapper:
  rv = MakeAnonymousElement(getter_AddRefs(mOuterWrapper),
                            aElements,
                            nsGkAtoms::div,
                            CSSPseudoElementType::mozNumberWrapper,
                            mStyleContext);
  NS_ENSURE_SUCCESS(rv, rv);

  ContentInfo& outerWrapperCI = aElements.LastElement();

  // Create the ::-moz-number-text pseudo-element:
  rv = MakeAnonymousElement(getter_AddRefs(mTextField),
                            outerWrapperCI.mChildren,
                            nsGkAtoms::input,
                            CSSPseudoElementType::mozNumberText,
                            outerWrapperCI.mStyleContext);
  NS_ENSURE_SUCCESS(rv, rv);

  mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::type,
                      NS_LITERAL_STRING("text"), PR_FALSE);

  HTMLInputElement* content = HTMLInputElement::FromContent(mContent);
  HTMLInputElement* textField = HTMLInputElement::FromContent(mTextField);

  // Initialize the text field value:
  nsAutoString value;
  content->GetValue(value);
  SetValueOfAnonTextControl(value);

  // If we're readonly, make sure our anonymous text control is too:
  nsAutoString readonly;
  if (mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::readonly, readonly)) {
    mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::readonly, readonly, false);
  }

  // Propogate our tabindex:
  int32_t tabIndex;
  content->GetTabIndex(&tabIndex);
  textField->SetTabIndex(tabIndex);

  // Initialize the text field's placeholder, if ours is set:
  nsAutoString placeholder;
  if (mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::placeholder, placeholder)) {
    mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::placeholder, placeholder, false);
  }

  if (mContent->AsElement()->State().HasState(NS_EVENT_STATE_FOCUS)) {
    // We don't want to focus the frame but the text field.
    RefPtr<FocusTextField> focusJob = new FocusTextField(mContent, mTextField);
    nsContentUtils::AddScriptRunner(focusJob);
  }

  if (StyleDisplay()->mAppearance == NS_THEME_TEXTFIELD) {
    // The author has elected to hide the spinner by setting this
    // -moz-appearance. We will reframe if it changes.
    return rv;
  }

  // Create the ::-moz-number-spin-box pseudo-element:
  rv = MakeAnonymousElement(getter_AddRefs(mSpinBox),
                            outerWrapperCI.mChildren,
                            nsGkAtoms::div,
                            CSSPseudoElementType::mozNumberSpinBox,
                            outerWrapperCI.mStyleContext);
  NS_ENSURE_SUCCESS(rv, rv);

  ContentInfo& spinBoxCI = outerWrapperCI.mChildren.LastElement();

  // Create the ::-moz-number-spin-up pseudo-element:
  rv = MakeAnonymousElement(getter_AddRefs(mSpinUp),
                            spinBoxCI.mChildren,
                            nsGkAtoms::div,
                            CSSPseudoElementType::mozNumberSpinUp,
                            spinBoxCI.mStyleContext);
  NS_ENSURE_SUCCESS(rv, rv);

  // Create the ::-moz-number-spin-down pseudo-element:
  rv = MakeAnonymousElement(getter_AddRefs(mSpinDown),
                            spinBoxCI.mChildren,
                            nsGkAtoms::div,
                            CSSPseudoElementType::mozNumberSpinDown,
//.........这里部分代码省略.........

开发者ID:cliqz-oss，项目名称:browser-f，代码行数:101，代码来源:nsNumberControlFrame.cpp

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