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      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 WebFormElement_h
     32 #define WebFormElement_h
     33 
     34 #include "../platform/WebVector.h"
     35 #include "WebElement.h"
     36 
     37 namespace blink {
     38 
     39 class HTMLFormElement;
     40 class WebInputElement;
     41 class WebFormControlElement;
     42 
     43 // A container for passing around a reference to a form element. Provides some
     44 // information about the form.
     45 class WebFormElement : public WebElement {
     46 public:
     47     ~WebFormElement() { reset(); }
     48 
     49     WebFormElement() : WebElement() { }
     50     WebFormElement(const WebFormElement& element) : WebElement(element) { }
     51 
     52     WebFormElement& operator=(const WebFormElement& element)
     53     {
     54         WebElement::assign(element);
     55         return *this;
     56     }
     57     void assign(const WebFormElement& element) { WebElement::assign(element); }
     58 
     59     BLINK_EXPORT bool autoComplete() const;
     60     BLINK_EXPORT WebString action() const;
     61     BLINK_EXPORT WebString name() const;
     62     BLINK_EXPORT WebString method() const;
     63     BLINK_EXPORT bool wasUserSubmitted() const;
     64     BLINK_EXPORT void submit();
     65     // FIXME: Deprecate and replace with WebVector<WebElement>.
     66     BLINK_EXPORT void getNamedElements(const WebString&, WebVector<WebNode>&);
     67     BLINK_EXPORT void getFormControlElements(WebVector<WebFormControlElement>&) const;
     68 
     69     // NOTE: This function dispatches "invalid" events. Only call this if
     70     // required by a specification (e.g. requestAutocomplete()).
     71     BLINK_EXPORT bool checkValidity();
     72 
     73     enum AutocompleteResult {
     74         AutocompleteResultSuccess,
     75         AutocompleteResultErrorDisabled,
     76         AutocompleteResultErrorCancel,
     77         AutocompleteResultErrorInvalid,
     78     };
     79     BLINK_EXPORT void finishRequestAutocomplete(WebFormElement::AutocompleteResult);
     80 
     81 #if BLINK_IMPLEMENTATION
     82     WebFormElement(const PassRefPtrWillBeRawPtr<HTMLFormElement>&);
     83     WebFormElement& operator=(const PassRefPtrWillBeRawPtr<HTMLFormElement>&);
     84     operator PassRefPtrWillBeRawPtr<HTMLFormElement>() const;
     85 #endif
     86 };
     87 
     88 } // namespace blink
     89 
     90 #endif
     91