void HTMLTextAreaElement::setDefaultValue(const String& defaultValue)
{
// To preserve comments, remove only the text nodes, then add a single text node.
Vector<RefPtr<Node> > textNodes;
for (Node* n = firstChild(); n; n = n->nextSibling()) {
if (n->isTextNode())
textNodes.append(n);
}
ExceptionCode ec;
size_t size = textNodes.size();
for (size_t i = 0; i < size; ++i)
removeChild(textNodes[i].get(), ec);
// Normalize line endings.
// Add an extra line break if the string starts with one, since
// the code to read default values from the DOM strips the leading one.
String value = defaultValue;
value.replace("\r\n", "\n");
value.replace('\r', '\n');
if (value[0] == '\n')
value = "\n" + value;
insertBefore(document()->createTextNode(value), firstChild(), ec);
setNonDirtyValue(value);
}
void HTMLTextAreaElement::setDefaultValue(const String& defaultValue)
{
RefPtr<Node> protectFromMutationEvents(this);
// To preserve comments, remove only the text nodes, then add a single text node.
Vector<RefPtr<Node> > textNodes;
for (Node* n = firstChild(); n; n = n->nextSibling()) {
if (n->isTextNode())
textNodes.append(n);
}
ExceptionCode ec;
size_t size = textNodes.size();
for (size_t i = 0; i < size; ++i)
removeChild(textNodes[i].get(), ec);
// Normalize line endings.
String value = defaultValue;
value.replace("\r\n", "\n");
value.replace('\r', '\n');
insertBefore(document()->createTextNode(value), firstChild(), ec);
if (!m_isDirty)
setNonDirtyValue(value);
}
void HTMLTextAreaElement::childrenChanged(const ChildrenChange& change) {
HTMLElement::childrenChanged(change);
setLastChangeWasNotUserEdit();
if (m_isDirty)
setInnerEditorValue(value());
else
setNonDirtyValue(defaultValue());
}
void HTMLTextAreaElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
{
setLastChangeWasNotUserEdit();
if (!m_isDirty)
setNonDirtyValue(defaultValue());
setInnerTextValue(value());
HTMLElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
}
void HTMLTextAreaElement::setDefaultValue(const String& defaultValue) {
// To preserve comments, remove only the text nodes, then add a single text
// node.
HeapVector<Member<Node>> textNodes;
for (Node* n = firstChild(); n; n = n->nextSibling()) {
if (n->isTextNode())
textNodes.append(n);
}
for (const auto& text : textNodes)
removeChild(text.get(), IGNORE_EXCEPTION);
// Normalize line endings.
String value = defaultValue;
value.replace("\r\n", "\n");
value.replace('\r', '\n');
insertBefore(document().createTextNode(value), firstChild(),
IGNORE_EXCEPTION);
if (!m_isDirty)
setNonDirtyValue(value);
}
void HTMLTextAreaElement::setDefaultValue(const String& defaultValue)
{
Ref<HTMLTextAreaElement> protectFromMutationEvents(*this);
// To preserve comments, remove only the text nodes, then add a single text node.
Vector<RefPtr<Text>> textNodes;
for (Text* textNode = TextNodeTraversal::firstChild(this); textNode; textNode = TextNodeTraversal::nextSibling(textNode))
textNodes.append(textNode);
size_t size = textNodes.size();
for (size_t i = 0; i < size; ++i)
removeChild(textNodes[i].get(), IGNORE_EXCEPTION);
// Normalize line endings.
String value = defaultValue;
value.replace("\r\n", "\n");
value.replace('\r', '\n');
insertBefore(document().createTextNode(value), firstChild(), IGNORE_EXCEPTION);
if (!m_isDirty)
setNonDirtyValue(value);
}
void HTMLTextAreaElement::reset()
{
setNonDirtyValue(defaultValue());
}
void HTMLTextAreaElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
{
setNonDirtyValue(defaultValue());
HTMLElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
}
void HTMLTextAreaElement::setValue(const String& value)
{
setNonDirtyValue(value);
m_isDirty = true;
}
