| /* |
| * Copyright (C) 2005, 2008 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: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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 "third_party/blink/renderer/core/editing/commands/set_node_attribute_command.h" |
| |
| #include "third_party/blink/renderer/core/dom/element.h" |
| #include "third_party/blink/renderer/platform/wtf/assertions.h" |
| |
| namespace blink { |
| |
| SetNodeAttributeCommand::SetNodeAttributeCommand(Element* element, |
| const QualifiedName& attribute, |
| const AtomicString& value) |
| : SimpleEditCommand(element->GetDocument()), |
| element_(element), |
| attribute_(attribute), |
| value_(value) { |
| DCHECK(element_); |
| } |
| |
| void SetNodeAttributeCommand::DoApply(EditingState*) { |
| old_value_ = element_->getAttribute(attribute_); |
| element_->setAttribute(attribute_, value_); |
| } |
| |
| void SetNodeAttributeCommand::DoUnapply() { |
| element_->setAttribute(attribute_, old_value_); |
| old_value_ = g_null_atom; |
| } |
| |
| void SetNodeAttributeCommand::Trace(Visitor* visitor) const { |
| visitor->Trace(element_); |
| SimpleEditCommand::Trace(visitor); |
| } |
| |
| } // namespace blink |