| /* |
| * Copyright (C) 2009 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "third_party/blink/public/web/web_element.h" |
| |
| #include "third_party/blink/public/platform/web_rect.h" |
| #include "third_party/blink/renderer/core/dom/element.h" |
| #include "third_party/blink/renderer/core/editing/editing_utilities.h" |
| #include "third_party/blink/renderer/core/fullscreen/fullscreen.h" |
| #include "third_party/blink/renderer/core/html/custom/custom_element.h" |
| #include "third_party/blink/renderer/core/html/custom/v0_custom_element.h" |
| #include "third_party/blink/renderer/core/html/custom/v0_custom_element_processing_stack.h" |
| #include "third_party/blink/renderer/core/html/forms/text_control_element.h" |
| #include "third_party/blink/renderer/core/html_names.h" |
| #include "third_party/blink/renderer/platform/bindings/exception_state.h" |
| #include "third_party/blink/renderer/platform/graphics/image.h" |
| #include "third_party/blink/renderer/platform/wtf/text/atomic_string.h" |
| #include "third_party/blink/renderer/platform/wtf/text/wtf_string.h" |
| |
| namespace blink { |
| |
| using namespace html_names; |
| |
| bool WebElement::IsFormControlElement() const { |
| return ConstUnwrap<Element>()->IsFormControlElement(); |
| } |
| |
| // TODO(dglazkov): Remove. Consumers of this code should use |
| // Node:hasEditableStyle. http://crbug.com/612560 |
| bool WebElement::IsEditable() const { |
| const Element* element = ConstUnwrap<Element>(); |
| |
| element->GetDocument().UpdateStyleAndLayoutTree(); |
| if (HasEditableStyle(*element)) |
| return true; |
| |
| if (auto* text_control = ToTextControlOrNull(element)) { |
| if (!text_control->IsDisabledOrReadOnly()) |
| return true; |
| } |
| |
| return EqualIgnoringASCIICase(element->getAttribute(kRoleAttr), "textbox"); |
| } |
| |
| WebString WebElement::TagName() const { |
| return ConstUnwrap<Element>()->tagName(); |
| } |
| |
| bool WebElement::HasHTMLTagName(const WebString& tag_name) const { |
| // How to create class nodeName localName |
| // createElement('input') HTMLInputElement INPUT input |
| // createElement('INPUT') HTMLInputElement INPUT input |
| // createElementNS(xhtmlNS, 'input') HTMLInputElement INPUT input |
| // createElementNS(xhtmlNS, 'INPUT') HTMLUnknownElement INPUT INPUT |
| const Element* element = ConstUnwrap<Element>(); |
| return html_names::xhtmlNamespaceURI == element->namespaceURI() && |
| element->localName() == String(tag_name).LowerASCII(); |
| } |
| |
| bool WebElement::HasAttribute(const WebString& attr_name) const { |
| return ConstUnwrap<Element>()->hasAttribute(attr_name); |
| } |
| |
| WebString WebElement::GetAttribute(const WebString& attr_name) const { |
| return ConstUnwrap<Element>()->getAttribute(attr_name); |
| } |
| |
| void WebElement::SetAttribute(const WebString& attr_name, |
| const WebString& attr_value) { |
| // TODO: Custom element callbacks need to be called on WebKit API methods that |
| // mutate the DOM in any way. |
| V0CustomElementProcessingStack::CallbackDeliveryScope |
| deliver_custom_element_callbacks; |
| Unwrap<Element>()->setAttribute(attr_name, attr_value, |
| IGNORE_EXCEPTION_FOR_TESTING); |
| } |
| |
| unsigned WebElement::AttributeCount() const { |
| if (!ConstUnwrap<Element>()->hasAttributes()) |
| return 0; |
| return ConstUnwrap<Element>()->Attributes().size(); |
| } |
| |
| WebString WebElement::AttributeLocalName(unsigned index) const { |
| if (index >= AttributeCount()) |
| return WebString(); |
| return ConstUnwrap<Element>()->Attributes().at(index).LocalName(); |
| } |
| |
| WebString WebElement::AttributeValue(unsigned index) const { |
| if (index >= AttributeCount()) |
| return WebString(); |
| return ConstUnwrap<Element>()->Attributes().at(index).Value(); |
| } |
| |
| WebString WebElement::TextContent() const { |
| return ConstUnwrap<Element>()->textContent(); |
| } |
| |
| WebString WebElement::InnerHTML() const { |
| return ConstUnwrap<Element>()->InnerHTMLAsString(); |
| } |
| |
| bool WebElement::IsAutonomousCustomElement() const { |
| auto* element = ConstUnwrap<Element>(); |
| if (element->GetCustomElementState() == CustomElementState::kCustom) |
| return CustomElement::IsValidName(element->localName()); |
| if (element->GetV0CustomElementState() == Node::kV0Upgraded) |
| return V0CustomElement::IsValidName(element->localName()); |
| return false; |
| } |
| |
| WebNode WebElement::ShadowRoot() const { |
| auto* root = ConstUnwrap<Element>()->GetShadowRoot(); |
| if (!root || root->IsUserAgent()) |
| return WebNode(); |
| return WebNode(root); |
| } |
| |
| WebRect WebElement::BoundsInViewport() const { |
| return ConstUnwrap<Element>()->BoundsInViewport(); |
| } |
| |
| SkBitmap WebElement::ImageContents() { |
| if (IsNull()) |
| return {}; |
| Image* image = Unwrap<Element>()->ImageContents(); |
| if (!image) |
| return {}; |
| return image->AsSkBitmapForCurrentFrame(kRespectImageOrientation); |
| } |
| |
| void WebElement::RequestFullscreen() { |
| Element* element = Unwrap<Element>(); |
| Fullscreen::RequestFullscreen(*element); |
| } |
| |
| WebElement::WebElement(Element* elem) : WebNode(elem) {} |
| |
| DEFINE_WEB_NODE_TYPE_CASTS(WebElement, IsElementNode()) |
| |
| WebElement& WebElement::operator=(Element* elem) { |
| private_ = elem; |
| return *this; |
| } |
| |
| WebElement::operator Element*() const { |
| return ToElement(private_.Get()); |
| } |
| |
| } // namespace blink |