C++ (Cpp) removeSublayer示例

示例#1

文件： Layer.cpp 项目： lobotony/le2

void Layer::removeAllSublayers()
{
  for(const LayerPtr& layer : sublayers)
  {
    removeSublayer(layer);
  }
}

示例#2

文件： WKCACFLayer.cpp 项目： 325116067/semc-qsd8x50

void WKCACFLayer::replaceSublayer(WKCACFLayer* reference, PassRefPtr<WKCACFLayer> newLayer)
{
    ASSERT_ARG(reference, reference);
    ASSERT_ARG(reference, reference->superlayer() == this);

    if (reference == newLayer)
        return;

    if (!newLayer) {
        removeSublayer(reference);
        return;
    }

    newLayer->removeFromSuperlayer();

    int referenceIndex = indexOfSublayer(reference);
    ASSERT(referenceIndex != -1);
    if (referenceIndex == -1)
        return;

    // FIXME: Can we make this more efficient? The current CACF API doesn't seem to give us a way to do so.
    reference->removeFromSuperlayer();
    insertSublayer(newLayer, referenceIndex);
}