cef/include/views/cef_browser_view_delegate.h

146 lines
5.8 KiB
C++

// Copyright (c) 2016 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_VIEWS_CEF_BROWSER_VIEW_DELEGATE_H_
#define CEF_INCLUDE_VIEWS_CEF_BROWSER_VIEW_DELEGATE_H_
#pragma once
#include "include/cef_client.h"
#include "include/views/cef_view_delegate.h"
class CefBrowser;
class CefBrowserView;
///
/// Implement this interface to handle BrowserView events. The methods of this
/// class will be called on the browser process UI thread unless otherwise
/// indicated.
///
/*--cef(source=client)--*/
class CefBrowserViewDelegate : public CefViewDelegate {
public:
typedef cef_chrome_toolbar_type_t ChromeToolbarType;
///
/// Called when |browser| associated with |browser_view| is created. This
/// method will be called after CefLifeSpanHandler::OnAfterCreated() is called
/// for |browser| and before OnPopupBrowserViewCreated() is called for
/// |browser|'s parent delegate if |browser| is a popup.
///
/*--cef()--*/
virtual void OnBrowserCreated(CefRefPtr<CefBrowserView> browser_view,
CefRefPtr<CefBrowser> browser) {}
///
/// Called when |browser| associated with |browser_view| is destroyed. Release
/// all references to |browser| and do not attempt to execute any methods on
/// |browser| after this callback returns. This method will be called before
/// CefLifeSpanHandler::OnBeforeClose() is called for |browser|.
///
/*--cef()--*/
virtual void OnBrowserDestroyed(CefRefPtr<CefBrowserView> browser_view,
CefRefPtr<CefBrowser> browser) {}
///
/// Called before a new popup BrowserView is created. The popup originated
/// from |browser_view|. |settings| and |client| are the values returned from
/// CefLifeSpanHandler::OnBeforePopup(). |is_devtools| will be true if the
/// popup will be a DevTools browser. Return the delegate that will be used
/// for the new popup BrowserView.
///
/*--cef(optional_param=client)--*/
virtual CefRefPtr<CefBrowserViewDelegate> GetDelegateForPopupBrowserView(
CefRefPtr<CefBrowserView> browser_view,
const CefBrowserSettings& settings,
CefRefPtr<CefClient> client,
bool is_devtools) {
return this;
}
///
/// Called after |popup_browser_view| is created. This method will be called
/// after CefLifeSpanHandler::OnAfterCreated() and OnBrowserCreated() are
/// called for the new popup browser. The popup originated from
/// |browser_view|. |is_devtools| will be true if the popup is a DevTools
/// browser. Optionally add |popup_browser_view| to the views hierarchy
/// yourself and return true. Otherwise return false and a default CefWindow
/// will be created for the popup.
///
/*--cef()--*/
virtual bool OnPopupBrowserViewCreated(
CefRefPtr<CefBrowserView> browser_view,
CefRefPtr<CefBrowserView> popup_browser_view,
bool is_devtools) {
return false;
}
///
/// Returns the Chrome toolbar type that will be available via
/// CefBrowserView::GetChromeToolbar(). See that method for related
/// documentation.
///
/*--cef(default_retval=CEF_CTT_NONE)--*/
virtual ChromeToolbarType GetChromeToolbarType(
CefRefPtr<CefBrowserView> browser_view) {
return CEF_CTT_NONE;
}
///
/// Return true to create frameless windows for Document picture-in-picture
/// popups. Content in frameless windows should specify draggable regions
/// using "-webkit-app-region: drag" CSS.
///
/*--cef()--*/
virtual bool UseFramelessWindowForPictureInPicture(
CefRefPtr<CefBrowserView> browser_view) {
return false;
}
///
/// Called when |browser_view| receives a gesture command. Return true to
/// handle (or disable) a |gesture_command| or false to propagate the gesture
/// to the browser for default handling. With the Chrome runtime these
/// commands can also be handled via CefCommandHandler::OnChromeCommand.
///
/*--cef()--*/
virtual bool OnGestureCommand(CefRefPtr<CefBrowserView> browser_view,
cef_gesture_command_t gesture_command) {
return false;
}
};
#endif // CEF_INCLUDE_VIEWS_CEF_BROWSER_VIEW_DELEGATE_H_