C++ (Cpp) CancelAllListeners示例

示例#1

文件： VectorImage.cpp 项目： AtulKumar2/gecko-dev

void
VectorImage::OnSVGDocumentLoaded()
{
  MOZ_ASSERT(mSVGDocumentWrapper->GetRootSVGElem(),
             "Should have parsed successfully");
  MOZ_ASSERT(!mIsFullyLoaded && !mHaveAnimations,
             "These flags shouldn't get set until OnSVGDocumentLoaded. "
             "Duplicate calls to OnSVGDocumentLoaded?");

  CancelAllListeners();

  // XXX Flushing is wasteful if embedding frame hasn't had initial reflow.
  mSVGDocumentWrapper->FlushLayout();

  mIsFullyLoaded = true;
  mHaveAnimations = mSVGDocumentWrapper->IsAnimated();

  // Start listening to our image for rendering updates.
  mRenderingObserver = new SVGRootRenderingObserver(mSVGDocumentWrapper, this);

  // Tell *our* observers that we're done loading.
  if (mProgressTracker) {
    mProgressTracker->SyncNotifyProgress(FLAG_SIZE_AVAILABLE |
                                         FLAG_HAS_TRANSPARENCY |
                                         FLAG_FRAME_COMPLETE |
                                         FLAG_DECODE_COMPLETE |
                                         FLAG_ONLOAD_UNBLOCKED,
                                         GetMaxSizedIntRect());
  }

  EvaluateAnimation();
}

示例#2

文件： VectorImage.cpp 项目： miketaylr/gecko-dev

void
VectorImage::OnSVGDocumentError()
{
  CancelAllListeners();

  // XXXdholbert Need to do something more for the parsing failed case -- right
  // now, this just makes us draw the "object" icon, rather than the (jagged)
  // "broken image" icon.  See bug 594505.
  mError = true;

  if (mProgressTracker) {
    // Notify observers about the error and unblock page load.
    Progress progress = FLAG_DECODE_COMPLETE |
                        FLAG_ONLOAD_UNBLOCKED |
                        FLAG_HAS_ERROR;

    // Merge in any saved progress from OnImageDataComplete.
    if (mLoadProgress) {
      progress |= *mLoadProgress;
      mLoadProgress = Nothing();
    }

    mProgressTracker->SyncNotifyProgress(progress);
  }
}

示例#3

文件： VectorImage.cpp 项目： Wafflespeanut/gecko-dev

void
VectorImage::OnSVGDocumentLoaded()
{
  MOZ_ASSERT(mSVGDocumentWrapper->GetRootSVGElem(),
             "Should have parsed successfully");
  MOZ_ASSERT(!mIsFullyLoaded && !mHaveAnimations,
             "These flags shouldn't get set until OnSVGDocumentLoaded. "
             "Duplicate calls to OnSVGDocumentLoaded?");

  CancelAllListeners();

  // XXX Flushing is wasteful if embedding frame hasn't had initial reflow.
  mSVGDocumentWrapper->FlushLayout();

  mIsFullyLoaded = true;
  mHaveAnimations = mSVGDocumentWrapper->IsAnimated();

  // Start listening to our image for rendering updates.
  mRenderingObserver = new SVGRootRenderingObserver(mSVGDocumentWrapper, this);

  // ProgressTracker::SyncNotifyProgress may release us, so ensure we
  // stick around long enough to complete our work.
  RefPtr<VectorImage> kungFuDeathGrip(this);

  // Tell *our* observers that we're done loading.
  if (mProgressTracker) {
    Progress progress = FLAG_SIZE_AVAILABLE |
                        FLAG_HAS_TRANSPARENCY |
                        FLAG_FRAME_COMPLETE |
                        FLAG_DECODE_COMPLETE |
                        FLAG_ONLOAD_UNBLOCKED;

    if (mHaveAnimations) {
      progress |= FLAG_IS_ANIMATED;
    }

    // Merge in any saved progress from OnImageDataComplete.
    if (mLoadProgress) {
      progress |= *mLoadProgress;
      mLoadProgress = Nothing();
    }

    mProgressTracker->SyncNotifyProgress(progress, GetMaxSizedIntRect());
  }

  EvaluateAnimation();
}

示例#4

文件： VectorImage.cpp 项目： AtulKumar2/gecko-dev

void
VectorImage::OnSVGDocumentError()
{
  CancelAllListeners();

  // XXXdholbert Need to do something more for the parsing failed case -- right
  // now, this just makes us draw the "object" icon, rather than the (jagged)
  // "broken image" icon.  See bug 594505.
  mError = true;

  if (mProgressTracker) {
    // Unblock page load.
    mProgressTracker->SyncNotifyProgress(FLAG_DECODE_COMPLETE |
                                         FLAG_ONLOAD_UNBLOCKED |
                                         FLAG_HAS_ERROR);
  }
}

示例#5

文件： VectorImage.cpp 项目： MekliCZ/positron

void
VectorImage::OnSVGDocumentError()
{
  CancelAllListeners();

  mError = true;

  if (mProgressTracker) {
    // Notify observers about the error and unblock page load.
    Progress progress = FLAG_ONLOAD_UNBLOCKED | FLAG_HAS_ERROR;

    // Merge in any saved progress from OnImageDataComplete.
    if (mLoadProgress) {
      progress |= *mLoadProgress;
      mLoadProgress = Nothing();
    }

    mProgressTracker->SyncNotifyProgress(progress);
  }
}