Home | History | Annotate | Download | only in editing 
      1 /*
      2  * Copyright (C) 2005, 2008 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "WrapContentsInDummySpanCommand.h"
     28 
     29 #include "ApplyStyleCommand.h"
     30 #include "HTMLElement.h"
     31 
     32 namespace WebCore {
     33 
     34 WrapContentsInDummySpanCommand::WrapContentsInDummySpanCommand(PassRefPtr<Element> element)
     35     : SimpleEditCommand(element->document())
     36     , m_element(element)
     37 {
     38     ASSERT(m_element);
     39 }
     40 
     41 void WrapContentsInDummySpanCommand::executeApply()
     42 {
     43     Vector<RefPtr<Node> > children;
     44     for (Node* child = m_element->firstChild(); child; child = child->nextSibling())
     45         children.append(child);
     46 
     47     ExceptionCode ec;
     48 
     49     size_t size = children.size();
     50     for (size_t i = 0; i < size; ++i)
     51         m_dummySpan->appendChild(children[i].release(), ec);
     52 
     53     m_element->appendChild(m_dummySpan.get(), ec);
     54 }
     55 
     56 void WrapContentsInDummySpanCommand::doApply()
     57 {
     58     m_dummySpan = createStyleSpanElement(document());
     59 
     60     executeApply();
     61 }
     62 
     63 void WrapContentsInDummySpanCommand::doUnapply()
     64 {
     65     ASSERT(m_element);
     66 
     67     if (!m_dummySpan || !m_element->isContentEditable())
     68         return;
     69 
     70     Vector<RefPtr<Node> > children;
     71     for (Node* child = m_dummySpan->firstChild(); child; child = child->nextSibling())
     72         children.append(child);
     73 
     74     ExceptionCode ec;
     75 
     76     size_t size = children.size();
     77     for (size_t i = 0; i < size; ++i)
     78         m_element->appendChild(children[i].release(), ec);
     79 
     80     m_dummySpan->remove(ec);
     81 }
     82 
     83 void WrapContentsInDummySpanCommand::doReapply()
     84 {
     85     ASSERT(m_element);
     86 
     87     if (!m_dummySpan || !m_element->isContentEditable())
     88         return;
     89 
     90     executeApply();
     91 }
     92 
     93 } // namespace WebCore
     94