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// Copyright (c) 2012 Marshall A. Greenblatt. 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 name Chromium Embedded
// Framework 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.
//
// ---------------------------------------------------------------------------
//
// The contents of this file must follow a specific format in order to
// support the CEF translator tool. See the translator.README.txt file in the
// tools directory for more information.
//
#ifndef CEF_INCLUDE_CEF_DOM_H_
#define CEF_INCLUDE_CEF_DOM_H_
#pragma once
#include "include/cef_base.h"
#include <map>
class CefDOMDocument;
class CefDOMEventListener;
class CefDOMNode;
///
// Interface to implement for visiting the DOM. The methods of this class will
// be called on the render process main thread.
///
/*--cef(source=client)--*/
class CefDOMVisitor : public virtual CefBase {
public:
///
// Method executed for visiting the DOM. The document object passed to this
// method represents a snapshot of the DOM at the time this method is
// executed. DOM objects are only valid for the scope of this method. Do not
// keep references to or attempt to access any DOM objects outside the scope
// of this method.
///
/*--cef()--*/
virtual void Visit(CefRefPtr<CefDOMDocument> document) =0;
};
///
// Class used to represent a DOM document. The methods of this class should only
// be called on the render process main thread thread.
///
/*--cef(source=library)--*/
class CefDOMDocument : public virtual CefBase {
public:
typedef cef_dom_document_type_t Type;
///
// Returns the document type.
///
/*--cef(default_retval=DOM_DOCUMENT_TYPE_UNKNOWN)--*/
virtual Type GetType() =0;
///
// Returns the root document node.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetDocument() =0;
///
// Returns the BODY node of an HTML document.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetBody() =0;
///
// Returns the HEAD node of an HTML document.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetHead() =0;
///
// Returns the title of an HTML document.
///
/*--cef()--*/
virtual CefString GetTitle() =0;
///
// Returns the document element with the specified ID value.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetElementById(const CefString& id) =0;
///
// Returns the node that currently has keyboard focus.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetFocusedNode() =0;
///
// Returns true if a portion of the document is selected.
///
/*--cef()--*/
virtual bool HasSelection() =0;
///
// Returns the selection start node.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetSelectionStartNode() =0;
///
// Returns the selection offset within the start node.
///
/*--cef()--*/
virtual int GetSelectionStartOffset() =0;
///
// Returns the selection end node.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetSelectionEndNode() =0;
///
// Returns the selection offset within the end node.
///
/*--cef()--*/
virtual int GetSelectionEndOffset() =0;
///
// Returns the contents of this selection as markup.
///
/*--cef()--*/
virtual CefString GetSelectionAsMarkup() =0;
///
// Returns the contents of this selection as text.
///
/*--cef()--*/
virtual CefString GetSelectionAsText() =0;
///
// Returns the base URL for the document.
///
/*--cef()--*/
virtual CefString GetBaseURL() =0;
///
// Returns a complete URL based on the document base URL and the specified
// partial URL.
///
/*--cef()--*/
virtual CefString GetCompleteURL(const CefString& partialURL) =0;
};
///
// Class used to represent a DOM node. The methods of this class should only be
// called on the render process main thread.
///
/*--cef(source=library)--*/
class CefDOMNode : public virtual CefBase {
public:
typedef std::map<CefString, CefString> AttributeMap;
typedef cef_dom_node_type_t Type;
///
// Returns the type for this node.
///
/*--cef(default_retval=DOM_NODE_TYPE_UNSUPPORTED)--*/
virtual Type GetType() =0;
///
// Returns true if this is a text node.
///
/*--cef()--*/
virtual bool IsText() =0;
///
// Returns true if this is an element node.
///
/*--cef()--*/
virtual bool IsElement() =0;
///
// Returns true if this is an editable node.
///
/*--cef()--*/
virtual bool IsEditable() =0;
///
// Returns true if this is a form control element node.
///
/*--cef()--*/
virtual bool IsFormControlElement() =0;
///
// Returns the type of this form control element node.
///
/*--cef()--*/
virtual CefString GetFormControlElementType() =0;
///
// Returns true if this object is pointing to the same handle as |that|
// object.
///
/*--cef()--*/
virtual bool IsSame(CefRefPtr<CefDOMNode> that) =0;
///
// Returns the name of this node.
///
/*--cef()--*/
virtual CefString GetName() =0;
///
// Returns the value of this node.
///
/*--cef()--*/
virtual CefString GetValue() =0;
///
// Set the value of this node. Returns true on success.
///
/*--cef()--*/
virtual bool SetValue(const CefString& value) =0;
///
// Returns the contents of this node as markup.
///
/*--cef()--*/
virtual CefString GetAsMarkup() =0;
///
// Returns the document associated with this node.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMDocument> GetDocument() =0;
///
// Returns the parent node.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetParent() =0;
///
// Returns the previous sibling node.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetPreviousSibling() =0;
///
// Returns the next sibling node.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetNextSibling() =0;
///
// Returns true if this node has child nodes.
///
/*--cef()--*/
virtual bool HasChildren() =0;
///
// Return the first child node.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetFirstChild() =0;
///
// Returns the last child node.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetLastChild() =0;
///
// Add an event listener to this node for the specified event type. If
// |useCapture| is true then this listener will be considered a capturing
// listener. Capturing listeners will recieve all events of the specified
// type before the events are dispatched to any other event targets beneath
// the current node in the tree. Events which are bubbling upwards through
// the tree will not trigger a capturing listener. Separate calls to this
// method can be used to register the same listener with and without capture.
// See WebCore/dom/EventNames.h for the list of supported event types.
///
/*--cef()--*/
virtual void AddEventListener(const CefString& eventType,
CefRefPtr<CefDOMEventListener> listener,
bool useCapture) =0;
// The following methods are valid only for element nodes.
///
// Returns the tag name of this element.
///
/*--cef()--*/
virtual CefString GetElementTagName() =0;
///
// Returns true if this element has attributes.
///
/*--cef()--*/
virtual bool HasElementAttributes() =0;
///
// Returns true if this element has an attribute named |attrName|.
///
/*--cef()--*/
virtual bool HasElementAttribute(const CefString& attrName) =0;
///
// Returns the element attribute named |attrName|.
///
/*--cef()--*/
virtual CefString GetElementAttribute(const CefString& attrName) =0;
///
// Returns a map of all element attributes.
///
/*--cef()--*/
virtual void GetElementAttributes(AttributeMap& attrMap) =0;
///
// Set the value for the element attribute named |attrName|. Returns true on
// success.
///
/*--cef()--*/
virtual bool SetElementAttribute(const CefString& attrName,
const CefString& value) =0;
///
// Returns the inner text of the element.
///
/*--cef()--*/
virtual CefString GetElementInnerText() =0;
};
///
// Class used to represent a DOM event. The methods of this class should only
// be called on the render process main thread.
///
/*--cef(source=library)--*/
class CefDOMEvent : public virtual CefBase {
public:
typedef cef_dom_event_category_t Category;
typedef cef_dom_event_phase_t Phase;
///
// Returns the event type.
///
/*--cef()--*/
virtual CefString GetType() =0;
///
// Returns the event category.
///
/*--cef(default_retval=DOM_EVENT_CATEGORY_UNKNOWN)--*/
virtual Category GetCategory() =0;
///
// Returns the event processing phase.
///
/*--cef(default_retval=DOM_EVENT_PHASE_UNKNOWN)--*/
virtual Phase GetPhase() =0;
///
// Returns true if the event can bubble up the tree.
///
/*--cef()--*/
virtual bool CanBubble() =0;
///
// Returns true if the event can be canceled.
///
/*--cef()--*/
virtual bool CanCancel() =0;
///
// Returns the document associated with this event.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMDocument> GetDocument() =0;
///
// Returns the target of the event.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetTarget() =0;
///
// Returns the current target of the event.
///
/*--cef()--*/
virtual CefRefPtr<CefDOMNode> GetCurrentTarget() =0;
};
///
// Interface to implement for handling DOM events. The methods of this class
// will be called on the render process main thread.
///
/*--cef(source=client)--*/
class CefDOMEventListener : public virtual CefBase {
public:
///
// Called when an event is received. The event object passed to this method
// contains a snapshot of the DOM at the time this method is executed. DOM
// objects are only valid for the scope of this method. Do not keep references
// to or attempt to access any DOM objects outside the scope of this method.
///
/*--cef()--*/
virtual void HandleEvent(CefRefPtr<CefDOMEvent> event) =0;
};
#endif // CEF_INCLUDE_CEF_DOM_H_