domhtmlclasses.cpp

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::checked( 
        /* [retval][out] */ BOOL* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setChecked( 
        /* [in] */ BOOL /*checked*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::disabled( 
        /* [retval][out] */ BOOL* result)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    *result = inputElement->disabled() ? TRUE : FALSE;
    return S_OK;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setDisabled( 
        /* [in] */ BOOL /*disabled*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::maxLength( 
        /* [retval][out] */ int* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setMaxLength( 
        /* [in] */ int /*maxLength*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::name( 
        /* [retval][out] */ BSTR* /*name*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setName( 
        /* [in] */ BSTR /*name*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::readOnly( 
        /* [retval][out] */ BOOL* result)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    *result = inputElement->readOnly() ? TRUE : FALSE;
    return S_OK;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setReadOnly( 
        /* [in] */ BOOL /*readOnly*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::size( 
        /* [retval][out] */ unsigned int* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setSize( 
        /* [in] */ unsigned int /*size*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::src( 
        /* [retval][out] */ BSTR* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setSrc( 
        /* [in] */ BSTR /*src*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::tabIndex( 
        /* [retval][out] */ int* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setTabIndex( 
        /* [in] */ int /*tabIndex*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::type( 
        /* [retval][out] */ BSTR* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setType( 
        /* [in] */ BSTR type)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    WebCore::String typeString(type, SysStringLen(type));
    inputElement->setType(typeString);
    return S_OK;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::useMap( 
        /* [retval][out] */ BSTR* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setUseMap( 
        /* [in] */ BSTR /*useMap*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::value( 
        /* [retval][out] */ BSTR* result)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    WebCore::String valueString = inputElement->value();
    *result = BString(valueString.characters(), valueString.length()).release();
    if (valueString.length() && !*result)
        return E_OUTOFMEMORY;
    return S_OK;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setValue( 
        /* [in] */ BSTR value)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    inputElement->setValue(String((UChar*) value, SysStringLen(value)));
    return S_OK;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::select( void)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    inputElement->select();
    return S_OK;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::click( void)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setSelectionStart( 
    /* [in] */ long start)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    inputElement->setSelectionStart(start);
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::selectionStart( 
    /* [retval][out] */ long *start)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    *start = inputElement->selectionStart();
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setSelectionEnd( 
    /* [in] */ long end)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    inputElement->setSelectionEnd(end);
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::selectionEnd( 
    /* [retval][out] */ long *end)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    *end = inputElement->selectionEnd();
    return S_OK;
}

// DOMHTMLInputElement -- IFormsAutoFillTransition ----------------------------

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::isTextField(
    /* [retval][out] */ BOOL* result)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    *result = inputElement->isTextField() ? TRUE : FALSE;
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::rectOnScreen( 
    /* [retval][out] */ LPRECT rect)
{
    rect->left = rect->top = rect->right = rect->bottom = 0;
    RenderObject* renderer = m_element->renderer();
    FrameView* view = m_element->document()->view();
    if (!renderer || !view)
        return E_FAIL;

    IntRect coreRect = renderer->absoluteBoundingBoxRect();
    coreRect.setLocation(view->contentsToWindow(coreRect.location()));
    rect->left = coreRect.x();
    rect->top = coreRect.y();
    rect->right = coreRect.right();
    rect->bottom = coreRect.bottom();
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::replaceCharactersInRange( 
    /* [in] */ int /*startTarget*/,
    /* [in] */ int /*endTarget*/,
    /* [in] */ BSTR /*replacementString*/,
    /* [in] */ int /*index*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::selectedRange( 
    /* [out] */ int* start,
    /* [out] */ int* end)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    *start = inputElement->selectionStart();
    *end = inputElement->selectionEnd();
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::setAutofilled( 
    /* [in] */ BOOL filled)
{
    ASSERT(m_element && m_element->hasTagName(inputTag));
    HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(m_element);
    inputElement->setAutofilled(!!filled);
    return S_OK;
}

// DOMHTMLInputElement -- IFormPromptAdditions ------------------------------------

HRESULT STDMETHODCALLTYPE DOMHTMLInputElement::isUserEdited( 
    /* [retval][out] */ BOOL *result)
{
    if (!result)
        return E_POINTER;

    *result = FALSE;
    ASSERT(m_element);
    BOOL textField = FALSE;
    if (FAILED(isTextField(&textField)) || !textField)
        return S_OK;
    RenderObject* renderer = m_element->renderer();
    if (renderer && static_cast<WebCore::RenderTextControl*>(renderer)->isUserEdited())
        *result = TRUE;
    return S_OK;
}

// DOMHTMLTextAreaElement - IUnknown ----------------------------------------------

HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::QueryInterface(REFIID riid, void** ppvObject)
{
    *ppvObject = 0;
    if (IsEqualGUID(riid, IID_IDOMHTMLTextAreaElement))
        *ppvObject = static_cast<IDOMHTMLTextAreaElement*>(this);
    else if (IsEqualGUID(riid, IID_IFormPromptAdditions))
        *ppvObject = static_cast<IFormPromptAdditions*>(this);    
    else
        return DOMHTMLElement::QueryInterface(riid, ppvObject);

    AddRef();
    return S_OK;
}

// DOMHTMLTextAreaElement -----------------------------------------------------

HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::defaultValue( 
        /* [retval][out] */ BSTR* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::setDefaultValue( 
        /* [in] */ BSTR /*val*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::form( 
        /* [retval][out] */ IDOMHTMLElement** result)
{
    if (!result)
        return E_POINTER;
    *result = 0;
    ASSERT(m_element && m_element->hasTagName(textareaTag));
    HTMLTextAreaElement* textareaElement = static_cast<HTMLTextAreaElement*>(m_element);
    COMPtr<IDOMElement> domElement;
    domElement.adoptRef(DOMHTMLElement::createInstance(textareaElement->form()));
    if (domElement)
        return domElement->QueryInterface(IID_IDOMHTMLElement, (void**) result);
    return E_FAIL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::accessKey( 
        /* [retval][out] */ BSTR* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::setAccessKey( 
        /* [in] */ BSTR /*key*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::cols( 
        /* [retval][out] */ int* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::setCols( 
        /* [in] */ int /*cols*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::disabled( 
        /* [retval][out] */ BOOL* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::setDisabled( 
        /* [in] */ BOOL /*disabled*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::name( 
        /* [retval][out] */ BSTR* /*name*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::setName( 
        /* [in] */ BSTR /*name*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::readOnly( 
        /* [retval][out] */ BOOL* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::setReadOnly( 
        /* [in] */ BOOL /*readOnly*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::rows( 
        /* [retval][out] */ int* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::setRows( 
        /* [in] */ int /*rows*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::tabIndex( 
        /* [retval][out] */ int* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::setTabIndex( 
        /* [in] */ int /*tabIndex*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::type( 
        /* [retval][out] */ BSTR* /*result*/)
{
    ASSERT_NOT_REACHED();
    return E_NOTIMPL;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::value( 
        /* [retval][out] */ BSTR* result)
{
    ASSERT(m_element && m_element->hasTagName(textareaTag));
    HTMLTextAreaElement* textareaElement = static_cast<HTMLTextAreaElement*>(m_element);
    WebCore::String valueString = textareaElement->value();
    *result = BString(valueString.characters(), valueString.length()).release();
    if (valueString.length() && !*result)
        return E_OUTOFMEMORY;
    return S_OK;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::setValue( 
        /* [in] */ BSTR value)
{
    ASSERT(m_element && m_element->hasTagName(textareaTag));
    HTMLTextAreaElement* textareaElement = static_cast<HTMLTextAreaElement*>(m_element);
    textareaElement->setValue(String((UChar*) value, SysStringLen(value)));
    return S_OK;
}
    
HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::select( void)
{
    ASSERT(m_element && m_element->hasTagName(textareaTag));
    HTMLTextAreaElement* textareaElement = static_cast<HTMLTextAreaElement*>(m_element);
    textareaElement->select();
    return S_OK;
}

// DOMHTMLTextAreaElement -- IFormPromptAdditions ------------------------------------

HRESULT STDMETHODCALLTYPE DOMHTMLTextAreaElement::isUserEdited( 
    /* [retval][out] */ BOOL *result)
{
    if (!result)
        return E_POINTER;

    *result = FALSE;
    ASSERT(m_element);
    RenderObject* renderer = m_element->renderer();
    if (renderer && static_cast<WebCore::RenderTextControl*>(renderer)->isUserEdited())
        *result = TRUE;
    return S_OK;
}