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git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@570 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
89 lines
3.8 KiB
C++
89 lines
3.8 KiB
C++
// Copyright (c) 2011 Marshall A. Greenblatt. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the name Chromium Embedded
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// Framework nor the names of its contributors may be used to endorse
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// or promote products derived from this software without specific prior
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// written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// ---------------------------------------------------------------------------
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//
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// The contents of this file must follow a specific format in order to
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// support the CEF translator tool. See the translator.README.txt file in the
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// tools directory for more information.
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//
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#ifndef CEF_INCLUDE_CEF_FOCUS_HANDLER_H_
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#define CEF_INCLUDE_CEF_FOCUS_HANDLER_H_
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#pragma once
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#include "include/cef_base.h"
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#include "include/cef_browser.h"
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#include "include/cef_dom.h"
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#include "include/cef_frame.h"
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///
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// Implement this interface to handle events related to focus. The methods of
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// this class will be called on the UI thread.
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///
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/*--cef(source=client)--*/
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class CefFocusHandler : public virtual CefBase {
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public:
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typedef cef_handler_focus_source_t FocusSource;
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///
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// Called when the browser component is about to loose focus. For instance, if
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// focus was on the last HTML element and the user pressed the TAB key. |next|
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// will be true if the browser is giving focus to the next component and false
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// if the browser is giving focus to the previous component.
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///
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/*--cef()--*/
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virtual void OnTakeFocus(CefRefPtr<CefBrowser> browser,
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bool next) {}
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///
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// Called when the browser component is requesting focus. |source| indicates
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// where the focus request is originating from. Return false to allow the
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// focus to be set or true to cancel setting the focus.
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///
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/*--cef()--*/
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virtual bool OnSetFocus(CefRefPtr<CefBrowser> browser,
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FocusSource source) { return false; }
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///
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// Called when a new node in the the browser gets focus. The |node| value may
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// be empty if no specific node has gained focus. The node object passed to
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// this method represents a snapshot of the DOM at the time this method is
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// executed. DOM objects are only valid for the scope of this method. Do not
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// keep references to or attempt to access any DOM objects outside the scope
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// of this method.
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///
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/*--cef(optional_param=frame,optional_param=node)--*/
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virtual void OnFocusedNodeChanged(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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CefRefPtr<CefDOMNode> node) {}
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};
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#endif // CEF_INCLUDE_CEF_FOCUS_HANDLER_H_
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