示例#1
0
void HTMLElement::setInnerText(const String& text, ExceptionCode& ec)
{
    if (ieForbidsInsertHTML()) {
        ec = NO_MODIFICATION_ALLOWED_ERR;
        return;
    }
    if (hasLocalName(colTag) || hasLocalName(colgroupTag) || hasLocalName(framesetTag) ||
        hasLocalName(headTag) || hasLocalName(htmlTag) || hasLocalName(tableTag) || 
        hasLocalName(tbodyTag) || hasLocalName(tfootTag) || hasLocalName(theadTag) ||
        hasLocalName(trTag)) {
        ec = NO_MODIFICATION_ALLOWED_ERR;
        return;
    }

    // FIXME: This doesn't take whitespace collapsing into account at all.

    if (!text.contains('\n') && !text.contains('\r')) {
        if (text.isEmpty()) {
            removeChildren();
            return;
        }
        replaceChildrenWithText(this, text, ec);
        return;
    }

    // FIXME: Do we need to be able to detect preserveNewline style even when there's no renderer?
    // FIXME: Can the renderer be out of date here? Do we need to call updateStyleIfNeeded?
    // For example, for the contents of textarea elements that are display:none?
    RenderObject* r = renderer();
    if (r && r->style()->preserveNewline()) {
        if (!text.contains('\r')) {
            replaceChildrenWithText(this, text, ec);
            return;
        }
        String textWithConsistentLineBreaks = text;
        textWithConsistentLineBreaks.replace("\r\n", "\n");
        textWithConsistentLineBreaks.replace('\r', '\n');
        replaceChildrenWithText(this, textWithConsistentLineBreaks, ec);
        return;
    }

    // Add text nodes and <br> elements.
    ec = 0;
    RefPtr<DocumentFragment> fragment = textToFragment(text, ec);
    if (!ec)
        replaceChildrenWithFragment(this, fragment.release(), ec);
}
示例#2
0
void HTMLElement::setOuterText(const String &text, ExceptionState& exceptionState)
{
    if (ieForbidsInsertHTML()) {
        exceptionState.throwDOMException(NoModificationAllowedError, "The '" + localName() + "' element does not support text insertion.");
        return;
    }
    if (hasLocalName(colTag) || hasLocalName(colgroupTag) || hasLocalName(framesetTag) ||
        hasLocalName(headTag) || hasLocalName(htmlTag) || hasLocalName(tableTag) ||
        hasLocalName(tbodyTag) || hasLocalName(tfootTag) || hasLocalName(theadTag) ||
        hasLocalName(trTag)) {
        exceptionState.throwDOMException(NoModificationAllowedError, "The '" + localName() + "' element does not support text insertion.");
        return;
    }

    ContainerNode* parent = parentNode();
    if (!parent) {
        exceptionState.throwDOMException(NoModificationAllowedError, "The element has no parent.");
        return;
    }

    RefPtr<Node> prev = previousSibling();
    RefPtr<Node> next = nextSibling();
    RefPtr<Node> newChild;

    // Convert text to fragment with <br> tags instead of linebreaks if needed.
    if (text.contains('\r') || text.contains('\n'))
        newChild = textToFragment(text, exceptionState);
    else
        newChild = Text::create(document(), text);

    // textToFragment might cause mutation events.
    if (!this || !parentNode())
        exceptionState.throwDOMException(HierarchyRequestError, "The element has no parent.");

    if (exceptionState.hadException())
        return;

    parent->replaceChild(newChild.release(), this, exceptionState);

    RefPtr<Node> node = next ? next->previousSibling() : 0;
    if (!exceptionState.hadException() && node && node->isTextNode())
        mergeWithNextTextNode(node.release(), exceptionState);

    if (!exceptionState.hadException() && prev && prev->isTextNode())
        mergeWithNextTextNode(prev.release(), exceptionState);
}
示例#3
0
void HTMLElement::setOuterText(const String &text, ExceptionCode& ec)
{
    if (ieForbidsInsertHTML()) {
        ec = NO_MODIFICATION_ALLOWED_ERR;
        return;
    }
    if (hasLocalName(colTag) || hasLocalName(colgroupTag) || hasLocalName(framesetTag) ||
        hasLocalName(headTag) || hasLocalName(htmlTag) || hasLocalName(tableTag) || 
        hasLocalName(tbodyTag) || hasLocalName(tfootTag) || hasLocalName(theadTag) ||
        hasLocalName(trTag)) {
        ec = NO_MODIFICATION_ALLOWED_ERR;
        return;
    }

    ContainerNode* parent = parentNode();
    if (!parent) {
        ec = NO_MODIFICATION_ALLOWED_ERR;
        return;
    }

    RefPtr<Node> prev = previousSibling();
    RefPtr<Node> next = nextSibling();
    RefPtr<Node> newChild;
    ec = 0;
    
    // Convert text to fragment with <br> tags instead of linebreaks if needed.
    if (text.contains('\r') || text.contains('\n'))
        newChild = textToFragment(text, ec);
    else
        newChild = Text::create(document(), text);

    if (!this || !parentNode())
        ec = HIERARCHY_REQUEST_ERR;
    if (ec)
        return;
    parent->replaceChild(newChild.release(), this, ec);

    RefPtr<Node> node = next ? next->previousSibling() : 0;
    if (!ec && node && node->isTextNode())
        mergeWithNextTextNode(node.release(), ec);

    if (!ec && prev && prev->isTextNode())
        mergeWithNextTextNode(prev.release(), ec);
}
示例#4
0
void HTMLElement::setOuterText(const String& text, ExceptionState& exceptionState)
{
    if (ieForbidsInsertHTML()) {
        exceptionState.throwDOMException(NoModificationAllowedError, "The '" + localName() + "' element does not support text insertion.");
        return;
    }
    if (shouldProhibitSetInnerOuterText(*this)) {
        exceptionState.throwDOMException(NoModificationAllowedError, "The '" + localName() + "' element does not support text insertion.");
        return;
    }

    ContainerNode* parent = parentNode();
    if (!parent) {
        exceptionState.throwDOMException(NoModificationAllowedError, "The element has no parent.");
        return;
    }

    RefPtrWillBeRawPtr<Node> prev = previousSibling();
    RefPtrWillBeRawPtr<Node> next = nextSibling();
    RefPtrWillBeRawPtr<Node> newChild = nullptr;

    // Convert text to fragment with <br> tags instead of linebreaks if needed.
    if (text.contains('\r') || text.contains('\n'))
        newChild = textToFragment(text, exceptionState);
    else
        newChild = Text::create(document(), text);

    // textToFragment might cause mutation events.
    if (!parentNode())
        exceptionState.throwDOMException(HierarchyRequestError, "The element has no parent.");

    if (exceptionState.hadException())
        return;

    parent->replaceChild(newChild.release(), this, exceptionState);

    RefPtrWillBeRawPtr<Node> node = next ? next->previousSibling() : nullptr;
    if (!exceptionState.hadException() && node && node->isTextNode())
        mergeWithNextTextNode(toText(node.get()), exceptionState);

    if (!exceptionState.hadException() && prev && prev->isTextNode())
        mergeWithNextTextNode(toText(prev.get()), exceptionState);
}
示例#5
0
void HTMLElement::setInnerText(const String& text, ExceptionState& exceptionState)
{
    if (ieForbidsInsertHTML()) {
        exceptionState.throwDOMException(NoModificationAllowedError, "The '" + localName() + "' element does not support text insertion.");
        return;
    }
    if (shouldProhibitSetInnerOuterText(*this)) {
        exceptionState.throwDOMException(NoModificationAllowedError, "The '" + localName() + "' element does not support text insertion.");
        return;
    }

    // FIXME: This doesn't take whitespace collapsing into account at all.

    if (!text.contains('\n') && !text.contains('\r')) {
        if (text.isEmpty()) {
            removeChildren();
            return;
        }
        replaceChildrenWithText(this, text, exceptionState);
        return;
    }

    // FIXME: Do we need to be able to detect preserveNewline style even when there's no renderer?
    // FIXME: Can the renderer be out of date here? Do we need to call updateStyleIfNeeded?
    // For example, for the contents of textarea elements that are display:none?
    LayoutObject* r = layoutObject();
    if (r && r->style()->preserveNewline()) {
        if (!text.contains('\r')) {
            replaceChildrenWithText(this, text, exceptionState);
            return;
        }
        String textWithConsistentLineBreaks = text;
        textWithConsistentLineBreaks.replace("\r\n", "\n");
        textWithConsistentLineBreaks.replace('\r', '\n');
        replaceChildrenWithText(this, textWithConsistentLineBreaks, exceptionState);
        return;
    }

    // Add text nodes and <br> elements.
    RefPtrWillBeRawPtr<DocumentFragment> fragment = textToFragment(text, exceptionState);
    if (!exceptionState.hadException())
        replaceChildrenWithFragment(this, fragment.release(), exceptionState);
}