| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * Copyright (C) 2011 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "core/html/forms/BaseCheckableInputType.h" |
| |
| #include "core/HTMLNames.h" |
| #include "core/events/KeyboardEvent.h" |
| #include "core/html/FormData.h" |
| #include "core/html/HTMLInputElement.h" |
| #include "core/html/forms/FormController.h" |
| |
| namespace blink { |
| |
| using namespace HTMLNames; |
| |
| DEFINE_TRACE(BaseCheckableInputType) { |
| InputTypeView::trace(visitor); |
| InputType::trace(visitor); |
| } |
| |
| InputTypeView* BaseCheckableInputType::createView() { |
| return this; |
| } |
| |
| FormControlState BaseCheckableInputType::saveFormControlState() const { |
| return FormControlState(element().checked() ? "on" : "off"); |
| } |
| |
| void BaseCheckableInputType::restoreFormControlState( |
| const FormControlState& state) { |
| element().setChecked(state[0] == "on"); |
| } |
| |
| void BaseCheckableInputType::appendToFormData(FormData& formData) const { |
| if (element().checked()) |
| formData.append(element().name(), element().value()); |
| } |
| |
| void BaseCheckableInputType::handleKeydownEvent(KeyboardEvent* event) { |
| const String& key = event->key(); |
| if (key == " ") { |
| element().setActive(true); |
| // No setDefaultHandled(), because IE dispatches a keypress in this case |
| // and the caller will only dispatch a keypress if we don't call |
| // setDefaultHandled(). |
| } |
| } |
| |
| void BaseCheckableInputType::handleKeypressEvent(KeyboardEvent* event) { |
| if (event->charCode() == ' ') { |
| // Prevent scrolling down the page. |
| event->setDefaultHandled(); |
| } |
| } |
| |
| bool BaseCheckableInputType::canSetStringValue() const { |
| return false; |
| } |
| |
| // FIXME: Could share this with KeyboardClickableInputTypeView and |
| // RangeInputType if we had a common base class. |
| void BaseCheckableInputType::accessKeyAction(bool sendMouseEvents) { |
| InputTypeView::accessKeyAction(sendMouseEvents); |
| |
| element().dispatchSimulatedClick( |
| 0, sendMouseEvents ? SendMouseUpDownEvents : SendNoEvents); |
| } |
| |
| bool BaseCheckableInputType::matchesDefaultPseudoClass() { |
| return element().fastHasAttribute(checkedAttr); |
| } |
| |
| String BaseCheckableInputType::fallbackValue() const { |
| return "on"; |
| } |
| |
| bool BaseCheckableInputType::storesValueSeparateFromAttribute() { |
| return false; |
| } |
| |
| void BaseCheckableInputType::setValue(const String& sanitizedValue, |
| bool, |
| TextFieldEventBehavior) { |
| element().setAttribute(valueAttr, AtomicString(sanitizedValue)); |
| } |
| |
| void BaseCheckableInputType::readingChecked() const { |
| if (m_isInClickHandler) |
| UseCounter::count(element().document(), |
| UseCounter::ReadingCheckedInClickHandler); |
| } |
| |
| bool BaseCheckableInputType::isCheckable() { |
| return true; |
| } |
| |
| bool BaseCheckableInputType::shouldDispatchFormControlChangeEvent( |
| String& oldValue, |
| String& newValue) { |
| return oldValue != newValue; |
| } |
| |
| } // namespace blink |