cef/include/cef_browser_process_handler.h

96 lines
4.2 KiB
C++

// 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_BROWSER_PROCESS_HANDLER_H_
#define CEF_INCLUDE_CEF_BROWSER_PROCESS_HANDLER_H_
#pragma once
#include "include/cef_base.h"
#include "include/cef_command_line.h"
#include "include/cef_print_handler.h"
#include "include/cef_values.h"
///
// Class used to implement browser process callbacks. The methods of this class
// will be called on the browser process main thread unless otherwise indicated.
///
/*--cef(source=client,no_debugct_check)--*/
class CefBrowserProcessHandler : public virtual CefBaseRefCounted {
public:
///
// Called on the browser process UI thread immediately after the CEF context
// has been initialized.
///
/*--cef()--*/
virtual void OnContextInitialized() {}
///
// Called before a child process is launched. Will be called on the browser
// process UI thread when launching a render process and on the browser
// process IO thread when launching a GPU or plugin process. Provides an
// opportunity to modify the child process command line. Do not keep a
// reference to |command_line| outside of this method.
///
/*--cef()--*/
virtual void OnBeforeChildProcessLaunch(
CefRefPtr<CefCommandLine> command_line) {}
///
// Return the handler for printing on Linux. If a print handler is not
// provided then printing will not be supported on the Linux platform.
///
/*--cef()--*/
virtual CefRefPtr<CefPrintHandler> GetPrintHandler() { return nullptr; }
///
// Called from any thread when work has been scheduled for the browser process
// main (UI) thread. This callback is used in combination with CefSettings.
// external_message_pump and CefDoMessageLoopWork() in cases where the CEF
// message loop must be integrated into an existing application message loop
// (see additional comments and warnings on CefDoMessageLoopWork). This
// callback should schedule a CefDoMessageLoopWork() call to happen on the
// main (UI) thread. |delay_ms| is the requested delay in milliseconds. If
// |delay_ms| is <= 0 then the call should happen reasonably soon. If
// |delay_ms| is > 0 then the call should be scheduled to happen after the
// specified delay and any currently pending scheduled call should be
// cancelled.
///
/*--cef()--*/
virtual void OnScheduleMessagePumpWork(int64 delay_ms) {}
};
#endif // CEF_INCLUDE_CEF_BROWSER_PROCESS_HANDLER_H_