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      1 /*
      2  * Copyright (C) 2009 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 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 
     28 #if ENABLE(DATAGRID)
     29 
     30 #include "HTMLDataGridElement.h"
     31 
     32 #include "DOMDataGridDataSource.h"
     33 #include "HTMLNames.h"
     34 #include "RenderDataGrid.h"
     35 #include "Text.h"
     36 
     37 namespace WebCore {
     38 
     39 using namespace HTMLNames;
     40 
     41 HTMLDataGridElement::HTMLDataGridElement(const QualifiedName& tagName, Document* document)
     42     : HTMLElement(tagName, document)
     43     , m_columns(DataGridColumnList::create(this))
     44 {
     45     setDataSource(DOMDataGridDataSource::create());
     46 }
     47 
     48 HTMLDataGridElement::~HTMLDataGridElement()
     49 {
     50     m_columns->clearDataGrid();
     51 }
     52 
     53 bool HTMLDataGridElement::checkDTD(const Node* newChild)
     54 {
     55     if (newChild->isTextNode())
     56         return static_cast<const Text*>(newChild)->containsOnlyWhitespace();
     57     return newChild->hasTagName(dcolTag) || newChild->hasTagName(drowTag);
     58 }
     59 
     60 RenderObject* HTMLDataGridElement::createRenderer(RenderArena* arena, RenderStyle*)
     61 {
     62     return new (arena) RenderDataGrid(this);
     63 }
     64 
     65 bool HTMLDataGridElement::autofocus() const
     66 {
     67     return hasAttribute(autofocusAttr);
     68 }
     69 
     70 void HTMLDataGridElement::setAutofocus(bool autofocus)
     71 {
     72     setAttribute(autofocusAttr, autofocus ? "" : 0);
     73 }
     74 
     75 bool HTMLDataGridElement::disabled() const
     76 {
     77     return hasAttribute(disabledAttr);
     78 }
     79 
     80 void HTMLDataGridElement::setDisabled(bool disabled)
     81 {
     82     setAttribute(disabledAttr, disabled ? "" : 0);
     83 }
     84 
     85 bool HTMLDataGridElement::multiple() const
     86 {
     87     return hasAttribute(multipleAttr);
     88 }
     89 
     90 void HTMLDataGridElement::setMultiple(bool multiple)
     91 {
     92     setAttribute(multipleAttr, multiple ? "" : 0);
     93 }
     94 
     95 void HTMLDataGridElement::setDataSource(PassRefPtr<DataGridDataSource> ds)
     96 {
     97     if (m_dataSource == ds)
     98         return;
     99 
    100     RefPtr<DataGridDataSource> dataSource = ds;
    101     if (!dataSource)
    102         dataSource = DOMDataGridDataSource::create();
    103     m_dataSource = dataSource;
    104 
    105     // Always clear our columns when a data source changes.
    106     // The register callback will rebuild the columns.
    107     m_columns->clear();
    108 }
    109 
    110 DataGridDataSource* HTMLDataGridElement::dataSource() const
    111 {
    112     ASSERT(m_dataSource);
    113     return m_dataSource.get();
    114 }
    115 
    116 } // namespace WebCore
    117 
    118 #endif // ENABLE(DATAGRID)
    119