SearchInputType.cpp [plain text]
#include "config.h"
#include "SearchInputType.h"
#include "HTMLInputElement.h"
#include "HTMLNames.h"
#include "InputTypeNames.h"
#include "KeyboardEvent.h"
#include "RenderSearchField.h"
#include "ShadowRoot.h"
#include "TextControlInnerElements.h"
namespace WebCore {
using namespace HTMLNames;
SearchInputType::SearchInputType(HTMLInputElement& element)
: BaseTextInputType(Type::Search, element)
, m_searchEventTimer(*this, &SearchInputType::searchEventTimerFired)
{
}
void SearchInputType::addSearchResult()
{
#if !PLATFORM(IOS_FAMILY)
ASSERT(element());
if (is<RenderSearchField>(element()->renderer()))
downcast<RenderSearchField>(*element()->renderer()).addSearchResult();
#endif
}
static void updateResultButtonPseudoType(SearchFieldResultsButtonElement& resultButton, int maxResults)
{
static MainThreadNeverDestroyed<const AtomString> webkitSearchDecorationName("-webkit-search-decoration", AtomString::ConstructFromLiteral);
static MainThreadNeverDestroyed<const AtomString> webkitSearchResultsDecorationName("-webkit-search-results-decoration", AtomString::ConstructFromLiteral);
static MainThreadNeverDestroyed<const AtomString> webkitSearchResultsButtonName("-webkit-search-results-button", AtomString::ConstructFromLiteral);
if (!maxResults)
resultButton.setPseudo(webkitSearchResultsDecorationName);
else if (maxResults < 0)
resultButton.setPseudo(webkitSearchDecorationName);
else
resultButton.setPseudo(webkitSearchResultsButtonName);
}
void SearchInputType::attributeChanged(const QualifiedName& name)
{
if (name == resultsAttr) {
if (m_resultsButton) {
if (auto* element = this->element())
updateResultButtonPseudoType(*m_resultsButton, element->maxResults());
}
}
BaseTextInputType::attributeChanged(name);
}
RenderPtr<RenderElement> SearchInputType::createInputRenderer(RenderStyle&& style)
{
ASSERT(element());
return createRenderer<RenderSearchField>(*element(), WTFMove(style));
}
const AtomString& SearchInputType::formControlType() const
{
return InputTypeNames::search();
}
bool SearchInputType::needsContainer() const
{
return true;
}
void SearchInputType::createShadowSubtreeAndUpdateInnerTextElementEditability(ContainerNode::ChildChange::Source source, bool isInnerTextElementEditable)
{
ASSERT(!m_resultsButton);
ASSERT(!m_cancelButton);
TextFieldInputType::createShadowSubtreeAndUpdateInnerTextElementEditability(source, isInnerTextElementEditable);
RefPtr<HTMLElement> container = containerElement();
RefPtr<HTMLElement> textWrapper = innerBlockElement();
ASSERT(container);
ASSERT(textWrapper);
ASSERT(element());
m_resultsButton = SearchFieldResultsButtonElement::create(element()->document());
updateResultButtonPseudoType(*m_resultsButton, element()->maxResults());
container->insertBefore(*m_resultsButton, textWrapper.get());
m_cancelButton = SearchFieldCancelButtonElement::create(element()->document());
container->insertBefore(*m_cancelButton, textWrapper->nextSibling());
}
HTMLElement* SearchInputType::resultsButtonElement() const
{
return m_resultsButton.get();
}
HTMLElement* SearchInputType::cancelButtonElement() const
{
return m_cancelButton.get();
}
auto SearchInputType::handleKeydownEvent(KeyboardEvent& event) -> ShouldCallBaseEventHandler
{
ASSERT(element());
if (element()->isDisabledOrReadOnly())
return TextFieldInputType::handleKeydownEvent(event);
const String& key = event.keyIdentifier();
if (key == "U+001B") {
Ref<HTMLInputElement> protectedInputElement(*element());
protectedInputElement->setValueForUser(emptyString());
protectedInputElement->onSearch();
event.setDefaultHandled();
return ShouldCallBaseEventHandler::Yes;
}
return TextFieldInputType::handleKeydownEvent(event);
}
void SearchInputType::destroyShadowSubtree()
{
TextFieldInputType::destroyShadowSubtree();
m_resultsButton = nullptr;
m_cancelButton = nullptr;
}
void SearchInputType::startSearchEventTimer()
{
ASSERT(element());
ASSERT(element()->renderer());
unsigned length = element()->innerTextValue().length();
if (!length) {
m_searchEventTimer.startOneShot(0_ms);
return;
}
m_searchEventTimer.startOneShot(std::max(200_ms, 600_ms - 100_ms * length));
}
void SearchInputType::stopSearchEventTimer()
{
m_searchEventTimer.stop();
}
void SearchInputType::searchEventTimerFired()
{
ASSERT(element());
element()->onSearch();
}
bool SearchInputType::searchEventsShouldBeDispatched() const
{
ASSERT(element());
return element()->hasAttributeWithoutSynchronization(incrementalAttr);
}
void SearchInputType::didSetValueByUserEdit()
{
ASSERT(element());
if (m_cancelButton && is<RenderSearchField>(element()->renderer()))
downcast<RenderSearchField>(*element()->renderer()).updateCancelButtonVisibility();
if (searchEventsShouldBeDispatched())
startSearchEventTimer();
TextFieldInputType::didSetValueByUserEdit();
}
bool SearchInputType::sizeShouldIncludeDecoration(int, int& preferredSize) const
{
ASSERT(element());
preferredSize = element()->size();
return true;
}
float SearchInputType::decorationWidth() const
{
float width = 0;
if (m_resultsButton)
width += m_resultsButton->computedStyle()->logicalWidth().value();
if (m_cancelButton)
width += m_cancelButton->computedStyle()->logicalWidth().value();
return width;
}
}