| /* |
| * Copyright (C) 2010, 2012 Google 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 "config.h" |
| #include "core/html/ValidationMessage.h" |
| |
| #include "core/html/HTMLFormControlElement.h" |
| #include "core/page/Page.h" |
| #include "core/page/ValidationMessageClient.h" |
| #include "wtf/PassOwnPtr.h" |
| |
| namespace WebCore { |
| |
| ALWAYS_INLINE ValidationMessage::ValidationMessage(HTMLFormControlElement* element) |
| : m_element(element) |
| { |
| ASSERT(m_element); |
| } |
| |
| ValidationMessage::~ValidationMessage() |
| { |
| if (ValidationMessageClient* client = validationMessageClient()) |
| client->hideValidationMessage(*m_element); |
| } |
| |
| PassOwnPtr<ValidationMessage> ValidationMessage::create(HTMLFormControlElement* element) |
| { |
| return adoptPtr(new ValidationMessage(element)); |
| } |
| |
| ValidationMessageClient* ValidationMessage::validationMessageClient() const |
| { |
| Page* page = m_element->document().page(); |
| if (!page) |
| return 0; |
| // The form valdiation feature requires ValidationMessageClient. |
| ASSERT(page->validationMessageClient()); |
| return page->validationMessageClient(); |
| } |
| |
| void ValidationMessage::updateValidationMessage(const String& message) |
| { |
| ValidationMessageClient* client = validationMessageClient(); |
| if (!client) |
| return; |
| if (message.isEmpty()) |
| requestToHideMessage(); |
| else |
| client->showValidationMessage(*m_element, message); |
| } |
| |
| void ValidationMessage::requestToHideMessage() |
| { |
| if (ValidationMessageClient* client = validationMessageClient()) |
| client->hideValidationMessage(*m_element); |
| } |
| |
| bool ValidationMessage::isVisible() const |
| { |
| if (ValidationMessageClient* client = validationMessageClient()) |
| return client->isValidationMessageVisible(*m_element); |
| return false; |
| } |
| |
| } // namespace WebCore |