1 /*

     2  * Copyright (C) 2009 Google 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 are

     6  * met:

     7  *

     8  *     * Redistributions of source code must retain the above copyright

     9  * notice, this list of conditions and the following disclaimer.

    10  *     * Redistributions in binary form must reproduce the above

    11  * copyright notice, this list of conditions and the following disclaimer

    12  * in the documentation and/or other materials provided with the

    13  * distribution.

    14  *     * Neither the name of Google Inc. nor the names of its

    15  * contributors may be used to endorse or promote products derived from

    16  * this software without specific prior written permission.

    17  *

    18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

    19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

    20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

    21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

    22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

    24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

    25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

    26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    29  */

    30 

    31 #ifndef DOMUtilitiesPrivate_h

    32 #define DOMUtilitiesPrivate_h

    33 

    34 namespace WebCore {

    35 class Element;

    36 class HTMLInputElement;

    37 class HTMLLinkElement;

    38 class HTMLMetaElement;

    39 class HTMLOptionElement;

    40 class Node;

    41 class QualifiedName;

    42 class String;

    43 }

    44 

    45 // This file is an aggregate of useful WebCore operations.

    46 namespace WebKit {

    47 

    48 // If node is an HTML node with a tag name of name it is casted and returned.

    49 // If node is not an HTML node or the tag name is not name, 0 is returned.

    50 WebCore::HTMLInputElement* toHTMLInputElement(WebCore::Node*);

    51 WebCore::HTMLLinkElement* toHTMLLinkElement(WebCore::Node*);

    52 WebCore::HTMLMetaElement* toHTMLMetaElement(WebCore::Node*);

    53 WebCore::HTMLOptionElement* toHTMLOptionElement(WebCore::Node*);

    54 

    55 // FIXME: Deprecate. Use WebInputElement::nameForAutofill instead.

    56 WebCore::String nameOfInputElement(WebCore::HTMLInputElement*);

    57 

    58 // For img, script, iframe, frame element, when attribute name is src,

    59 // for link, a, area element, when attribute name is href,

    60 // for form element, when attribute name is action,

    61 // for input, type=image, when attribute name is src,

    62 // for body, table, tr, td, when attribute name is background,

    63 // for blockquote, q, del, ins, when attribute name is cite,

    64 // we can consider the attribute value has legal link.

    65 bool elementHasLegalLinkAttribute(const WebCore::Element* element,

    66                                   const WebCore::QualifiedName& attrName);

    67 

    68 } // namespace WebKit

    69 

    70 #endif