third_party/WebKit/public/web/WebFormElement.h

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