void HTMLTextAreaElement::parseAttribute(const QualifiedName& name,
const AtomicString& oldValue,
const AtomicString& value) {
if (name == rowsAttr) {
unsigned rows = 0;
if (value.isEmpty() || !parseHTMLNonNegativeInteger(value, rows) ||
rows <= 0)
rows = defaultRows;
if (m_rows != rows) {
m_rows = rows;
if (layoutObject())
layoutObject()
->setNeedsLayoutAndPrefWidthsRecalcAndFullPaintInvalidation(
LayoutInvalidationReason::AttributeChanged);
}
} else if (name == colsAttr) {
unsigned cols = 0;
if (value.isEmpty() || !parseHTMLNonNegativeInteger(value, cols) ||
cols <= 0)
cols = defaultCols;
if (m_cols != cols) {
m_cols = cols;
if (LayoutObject* layoutObject = this->layoutObject())
layoutObject->setNeedsLayoutAndPrefWidthsRecalcAndFullPaintInvalidation(
LayoutInvalidationReason::AttributeChanged);
}
} else if (name == wrapAttr) {
// The virtual/physical values were a Netscape extension of HTML 3.0, now
// deprecated. The soft/hard /off values are a recommendation for HTML 4
// extension by IE and NS 4.
WrapMethod wrap;
if (equalIgnoringCase(value, "physical") ||
equalIgnoringCase(value, "hard") || equalIgnoringCase(value, "on"))
wrap = HardWrap;
else if (equalIgnoringCase(value, "off"))
wrap = NoWrap;
else
wrap = SoftWrap;
if (wrap != m_wrap) {
m_wrap = wrap;
if (LayoutObject* layoutObject = this->layoutObject())
layoutObject->setNeedsLayoutAndPrefWidthsRecalcAndFullPaintInvalidation(
LayoutInvalidationReason::AttributeChanged);
}
} else if (name == accesskeyAttr) {
// ignore for the moment
} else if (name == maxlengthAttr) {
UseCounter::count(document(), UseCounter::TextAreaMaxLength);
setNeedsValidityCheck();
} else if (name == minlengthAttr) {
UseCounter::count(document(), UseCounter::TextAreaMinLength);
setNeedsValidityCheck();
} else {
HTMLTextFormControlElement::parseAttribute(name, oldValue, value);
}
}
unsigned HTMLElement::parseBorderWidthAttribute(const AtomicString& value) const
{
unsigned borderWidth = 0;
if (value.isEmpty() || !parseHTMLNonNegativeInteger(value, borderWidth)) {
if (hasTagName(tableTag) && !value.isNull())
return 1;
}
return borderWidth;
}
