Esempi in C++ (Cpp) per NS_UpdateHint

Esempio n. 1

File: HTMLTextAreaElement.cpp Progetto: JuannyWang/gecko-dev

nsChangeHint
HTMLTextAreaElement::GetAttributeChangeHint(const nsIAtom* aAttribute,
                                            int32_t aModType) const
{
  nsChangeHint retval =
      nsGenericHTMLFormElementWithState::GetAttributeChangeHint(aAttribute, aModType);
  if (aAttribute == nsGkAtoms::rows ||
      aAttribute == nsGkAtoms::cols) {
    NS_UpdateHint(retval, NS_STYLE_HINT_REFLOW);
  } else if (aAttribute == nsGkAtoms::wrap) {
    NS_UpdateHint(retval, nsChangeHint_ReconstructFrame);
  } else if (aAttribute == nsGkAtoms::placeholder) {
    NS_UpdateHint(retval, NS_STYLE_HINT_FRAMECHANGE);
  }
  return retval;
}

Esempio n. 2

File: nsStyleChangeList.cpp Progetto: FunkyVerb/devtools-window

nsresult 
nsStyleChangeList::AppendChange(nsIFrame* aFrame, nsIContent* aContent, nsChangeHint aHint)
{
  NS_ASSERTION(aFrame || (aHint & nsChangeHint_ReconstructFrame),
               "must have frame");
  NS_ASSERTION(aContent || !(aHint & nsChangeHint_ReconstructFrame),
               "must have content");
  // XXXbz we should make this take Element instead of nsIContent
  NS_ASSERTION(!aContent || aContent->IsElement(),
               "Shouldn't be trying to restyle non-elements directly");
  NS_ASSERTION(!(aHint & nsChangeHint_ReflowFrame) ||
               (aHint & nsChangeHint_NeedReflow),
               "Reflow hint bits set without actually asking for a reflow");

  if ((0 < mCount) && (aHint & nsChangeHint_ReconstructFrame)) { // filter out all other changes for same content
    if (aContent) {
      for (PRInt32 index = mCount - 1; index >= 0; --index) {
        if (aContent == mArray[index].mContent) { // remove this change
          aContent->Release();
          mCount--;
          if (index < mCount) { // move later changes down
            ::memmove(&mArray[index], &mArray[index + 1], 
                      (mCount - index) * sizeof(nsStyleChangeData));
          }
        }
      }
    }
  }

  PRInt32 last = mCount - 1;
  if ((0 < mCount) && aFrame && (aFrame == mArray[last].mFrame)) { // same as last frame
    NS_UpdateHint(mArray[last].mHint, aHint);
  }
  else {
    if (mCount == mArraySize) {
      PRInt32 newSize = mArraySize + kGrowArrayBy;
      nsStyleChangeData* newArray = new nsStyleChangeData[newSize];
      if (newArray) {
        memcpy(newArray, mArray, mCount * sizeof(nsStyleChangeData));
        if (mArray != mBuffer) {
          delete [] mArray;
        }
        mArray = newArray;
        mArraySize = newSize;
      }
      else {
        return NS_ERROR_OUT_OF_MEMORY;
      }
    }
    mArray[mCount].mFrame = aFrame;
    mArray[mCount].mContent = aContent;
    if (aContent) {
      aContent->AddRef();
    }
    mArray[mCount].mHint = aHint;
    mCount++;
  }
  return NS_OK;
}

Esempio n. 3

File: HTMLImageElement.cpp Progetto: Manishearth/gecko-dev

nsChangeHint
HTMLImageElement::GetAttributeChangeHint(const nsIAtom* aAttribute,
                                         int32_t aModType) const
{
  nsChangeHint retval =
    nsGenericHTMLElement::GetAttributeChangeHint(aAttribute, aModType);
  if (aAttribute == nsGkAtoms::usemap ||
      aAttribute == nsGkAtoms::ismap) {
    NS_UpdateHint(retval, NS_STYLE_HINT_FRAMECHANGE);
  } else if (aAttribute == nsGkAtoms::alt) {
    if (aModType == nsIDOMMutationEvent::ADDITION ||
        aModType == nsIDOMMutationEvent::REMOVAL) {
      NS_UpdateHint(retval, NS_STYLE_HINT_FRAMECHANGE);
    }
  }
  return retval;
}

Esempio n. 4

File: nsHTMLLegendElement.cpp Progetto: anuragbhatnagar/mozilla-central

nsChangeHint
nsHTMLLegendElement::GetAttributeChangeHint(const nsIAtom* aAttribute,
                                            PRInt32 aModType) const
{
  nsChangeHint retval =
      nsGenericHTMLElement::GetAttributeChangeHint(aAttribute, aModType);
  if (aAttribute == nsGkAtoms::align) {
    NS_UpdateHint(retval, NS_STYLE_HINT_REFLOW);
  }
  return retval;
}

Esempio n. 5

File: HTMLFrameSetElement.cpp Progetto: JSilver99/mozilla-central

nsChangeHint
HTMLFrameSetElement::GetAttributeChangeHint(const nsIAtom* aAttribute,
                                            int32_t aModType) const
{
  nsChangeHint retval =
    nsGenericHTMLElement::GetAttributeChangeHint(aAttribute, aModType);
  if (aAttribute == nsGkAtoms::rows ||
      aAttribute == nsGkAtoms::cols) {
    NS_UpdateHint(retval, mCurrentRowColHint);
  }
  return retval;
}

Esempio n. 6

File: HTMLImageElement.cpp Progetto: TelefonicaPushServer/mozilla-central

nsChangeHint
HTMLImageElement::GetAttributeChangeHint(const nsIAtom* aAttribute,
                                         int32_t aModType) const
{
  nsChangeHint retval =
    nsGenericHTMLElement::GetAttributeChangeHint(aAttribute, aModType);
  if (aAttribute == nsGkAtoms::usemap ||
      aAttribute == nsGkAtoms::ismap) {
    NS_UpdateHint(retval, NS_STYLE_HINT_FRAMECHANGE);
  }
  return retval;
}

Esempio n. 7

File: nsHTMLTextAreaElement.cpp Progetto: AllenDou/firefox

nsChangeHint
nsHTMLTextAreaElement::GetAttributeChangeHint(const nsIAtom* aAttribute,
                                              PRInt32 aModType) const
{
  nsChangeHint retval =
      nsGenericHTMLFormElement::GetAttributeChangeHint(aAttribute, aModType);
  if (aAttribute == nsGkAtoms::rows ||
      aAttribute == nsGkAtoms::cols) {
    NS_UpdateHint(retval, NS_STYLE_HINT_REFLOW);
  }
  return retval;
}

Esempio n. 8

File: nsStyleChangeList.cpp Progetto: rn10950/RetroZilla

nsresult 
nsStyleChangeList::AppendChange(nsIFrame* aFrame, nsIContent* aContent, nsChangeHint aHint)
{
  NS_ASSERTION(aFrame || (aHint & nsChangeHint_ReconstructFrame),
               "must have frame");
  NS_ASSERTION(aContent || !(aHint & nsChangeHint_ReconstructFrame),
               "must have content");
  NS_ASSERTION(!aContent || aContent->IsContentOfType(nsIContent::eELEMENT),
               "Shouldn't be trying to restyle non-elements directly");

  if ((0 < mCount) && (aHint & nsChangeHint_ReconstructFrame)) { // filter out all other changes for same content
    if (aContent) {
      PRInt32 index = mCount;
      while (0 < index--) {
        if (aContent == mArray[index].mContent) { // remove this change
          mCount--;
          if (index < mCount) { // move later changes down
            ::memmove(&mArray[index], &mArray[index + 1], 
                      (mCount - index) * sizeof(nsStyleChangeData));
          }
        }
      }
    }
  }

  PRInt32 last = mCount - 1;
  if ((0 < mCount) && aFrame && (aFrame == mArray[last].mFrame)) { // same as last frame
    NS_UpdateHint(mArray[last].mHint, aHint);
  }
  else {
    if (mCount == mArraySize) {
      PRInt32 newSize = mArraySize + kGrowArrayBy;
      nsStyleChangeData* newArray = new nsStyleChangeData[newSize];
      if (newArray) {
        memcpy(newArray, mArray, mCount * sizeof(nsStyleChangeData));
        if (mArray != mBuffer) {
          delete [] mArray;
        }
        mArray = newArray;
        mArraySize = newSize;
      }
      else {
        return NS_ERROR_OUT_OF_MEMORY;
      }
    }
    mArray[mCount].mFrame = aFrame;
    mArray[mCount].mContent = aContent;
    mArray[mCount].mHint = aHint;
    mCount++;
  }
  return NS_OK;
}

Esempio n. 9

File: HTMLOptionElement.cpp Progetto: Jar-win/Waterfox

nsChangeHint
HTMLOptionElement::GetAttributeChangeHint(const nsIAtom* aAttribute,
                                          int32_t aModType) const
{
  nsChangeHint retval =
      nsGenericHTMLElement::GetAttributeChangeHint(aAttribute, aModType);

  if (aAttribute == nsGkAtoms::label ||
      aAttribute == nsGkAtoms::text) {
    NS_UpdateHint(retval, NS_STYLE_HINT_REFLOW);
  }
  return retval;
}

Esempio n. 10

File: nsSVGElement.cpp Progetto: AllenDou/firefox

nsChangeHint
nsSVGElement::GetAttributeChangeHint(const nsIAtom* aAttribute,
                                     PRInt32 aModType) const
{
  nsChangeHint retval =
    nsSVGElementBase::GetAttributeChangeHint(aAttribute, aModType);

  if (aAttribute == nsGkAtoms::requiredFeatures ||
      aAttribute == nsGkAtoms::requiredExtensions ||
      aAttribute == nsGkAtoms::systemLanguage) {
    // It would be nice to only reconstruct the frame if the value returned by
    // NS_SVG_PassesConditionalProcessingTests has changed, but we don't know
    // that
    NS_UpdateHint(retval, nsChangeHint_ReconstructFrame);
  }
  return retval;
}