Exemplo n.º 1
0
void RenderRubyBase::moveBlockChildren(RenderRubyBase* toBase, RenderObject* beforeChild)
{
    ASSERT(!childrenInline());
    ASSERT_ARG(toBase, toBase);

    if (!firstChild())
        return;

    if (toBase->childrenInline())
        toBase->makeChildrenNonInline();

    // If an anonymous block would be put next to another such block, then merge those.
    RenderObject* firstChildHere = firstChild();
    RenderObject* lastChildThere = toBase->lastChild();
    if (firstChildHere->isAnonymousBlock() && firstChildHere->childrenInline()
            && lastChildThere && lastChildThere->isAnonymousBlock() && lastChildThere->childrenInline()) {
        RenderBlock* anonBlockHere = toRenderBlock(firstChildHere);
        RenderBlock* anonBlockThere = toRenderBlock(lastChildThere);
        anonBlockHere->moveAllChildrenTo(anonBlockThere, anonBlockThere->children());
        anonBlockHere->deleteLineBoxTree();
        anonBlockHere->destroy();
    }
    // Move all remaining children normally.
    moveChildrenTo(toBase, firstChild(), beforeChild);
}
void RenderRubyBase::mergeBlockChildren(RenderRubyBase* toBase, RenderObject* fromBeforeChild)
{
    // This function removes all children that are before fromBeforeChild and appends them to toBase.
    ASSERT(!childrenInline());
    ASSERT(toBase);
    ASSERT(!toBase->childrenInline());

    // Quick check whether we have anything to do, to simplify the following code.
    if (fromBeforeChild != firstChild())
        return;

    // If an anonymous block would be put next to another such block, then merge those.
    RenderObject* firstChildHere = firstChild();
    RenderObject* lastChildThere = toBase->lastChild();
    if (firstChildHere && firstChildHere->isAnonymousBlock() && firstChildHere->childrenInline() 
            && lastChildThere && lastChildThere->isAnonymousBlock() && lastChildThere->childrenInline()) {            
        RenderBlock* anonBlockHere = toRenderBlock(firstChildHere);
        RenderBlock* anonBlockThere = toRenderBlock(lastChildThere);
        anonBlockHere->moveAllChildrenTo(anonBlockThere, anonBlockThere->children());
        anonBlockHere->deleteLineBoxTree();
        anonBlockHere->destroy();
    }
    // Move all remaining children normally.
    moveChildrenTo(toBase, firstChild(), fromBeforeChild);
}
Exemplo n.º 3
0
void RenderRubyBase::moveInlineChildren(RenderRubyBase* toBase, RenderObject* fromBeforeChild)
{
    RenderBlock* toBlock;

    if (toBase->childrenInline()) {
        // The standard and easy case: move the children into the target base
        toBlock = toBase;
    } else {
        // We need to wrap the inline objects into an anonymous block.
        // If toBase has a suitable block, we re-use it, otherwise create a new one.
        RenderObject* lastChild = toBase->lastChild();
        if (lastChild && lastChild->isAnonymousBlock() && lastChild->childrenInline())
            toBlock = toRenderBlock(lastChild);
        else {
            toBlock = toBase->createAnonymousBlock();
            toBase->children()->appendChildNode(toBase, toBlock);
        }
    }
    // Move our inline children into the target block we determined above.
    for (RenderObject* child = firstChild(); child != fromBeforeChild; child = firstChild())
        moveChildTo(toBlock, toBlock->children(), child);
}