128 lines
4.7 KiB
C++
128 lines
4.7 KiB
C++
// Copyright (c) 2016 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_VIEWS_CEF_VIEW_DELEGATE_H_
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#define CEF_INCLUDE_VIEWS_CEF_VIEW_DELEGATE_H_
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#pragma once
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#include "include/cef_base.h"
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class CefView;
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///
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// Implement this interface to handle view events. The methods of this class
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// will be called on the browser process UI thread unless otherwise indicated.
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///
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/*--cef(source=client)--*/
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class CefViewDelegate : public virtual CefBaseRefCounted {
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public:
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///
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// Return the preferred size for |view|. The Layout will use this information
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// to determine the display size.
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///
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/*--cef()--*/
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virtual CefSize GetPreferredSize(CefRefPtr<CefView> view) {
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return CefSize();
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}
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///
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// Return the minimum size for |view|.
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///
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/*--cef()--*/
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virtual CefSize GetMinimumSize(CefRefPtr<CefView> view) { return CefSize(); }
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///
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// Return the maximum size for |view|.
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///
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/*--cef()--*/
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virtual CefSize GetMaximumSize(CefRefPtr<CefView> view) { return CefSize(); }
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///
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// Return the height necessary to display |view| with the provided |width|.
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// If not specified the result of GetPreferredSize().height will be used by
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// default. Override if |view|'s preferred height depends upon the width
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// (for example, with Labels).
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///
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/*--cef()--*/
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virtual int GetHeightForWidth(CefRefPtr<CefView> view, int width) {
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return 0;
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}
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///
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// Called when the parent of |view| has changed. If |view| is being added to
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// |parent| then |added| will be true. If |view| is being removed from
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// |parent| then |added| will be false. If |view| is being reparented the
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// remove notification will be sent before the add notification. Do not modify
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// the view hierarchy in this callback.
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///
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/*--cef()--*/
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virtual void OnParentViewChanged(CefRefPtr<CefView> view,
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bool added,
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CefRefPtr<CefView> parent) {}
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///
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// Called when a child of |view| has changed. If |child| is being added to
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// |view| then |added| will be true. If |child| is being removed from |view|
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// then |added| will be false. If |child| is being reparented the remove
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// notification will be sent to the old parent before the add notification is
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// sent to the new parent. Do not modify the view hierarchy in this callback.
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///
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/*--cef()--*/
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virtual void OnChildViewChanged(CefRefPtr<CefView> view,
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bool added,
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CefRefPtr<CefView> child) {}
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///
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// Called when |view| is added or removed from the CefWindow.
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///
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/*--cef(optional_param=window)--*/
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virtual void OnWindowChanged(CefRefPtr<CefView> view, bool added) {}
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///
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// Called when |view| gains focus.
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///
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/*--cef()--*/
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virtual void OnFocus(CefRefPtr<CefView> view) {}
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///
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// Called when |view| loses focus.
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///
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/*--cef()--*/
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virtual void OnBlur(CefRefPtr<CefView> view) {}
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};
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#endif // CEF_INCLUDE_VIEWS_CEF_WINDOW_DELEGATE_H_
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