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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_APP_H_
#define CEF_INCLUDE_CEF_APP_H_
#pragma once
#include "include/cef_base.h"
#include "include/cef_browser_process_handler.h"
#include "include/cef_command_line.h"
#include "include/cef_render_process_handler.h"
#include "include/cef_resource_bundle_handler.h"
#include "include/cef_scheme.h"
class CefApp;
///
// This function should be called from the application entry point function to
// execute a secondary process. It can be used to run secondary processes from
// the browser client executable (default behavior) or from a separate
// executable specified by the CefSettings.browser_subprocess_path value. If
// called for the browser process (identified by no "type" command-line value)
// it will return immediately with a value of -1. If called for a recognized
// secondary process it will block until the process should exit and then return
// the process exit code. The |application| parameter may be empty. The
// |windows_sandbox_info| parameter is only used on Windows and may be NULL (see
// cef_sandbox_win.h for details).
///
/*--cef(api_hash_check,optional_param=application,
optional_param=windows_sandbox_info)--*/
int CefExecuteProcess(const CefMainArgs& args,
CefRefPtr<CefApp> application,
void* windows_sandbox_info);
///
// This function should be called on the main application thread to initialize
// the CEF browser process. The |application| parameter may be empty. A return
// value of true indicates that it succeeded and false indicates that it failed.
// The |windows_sandbox_info| parameter is only used on Windows and may be NULL
// (see cef_sandbox_win.h for details).
///
/*--cef(api_hash_check,optional_param=application,
optional_param=windows_sandbox_info)--*/
bool CefInitialize(const CefMainArgs& args,
const CefSettings& settings,
CefRefPtr<CefApp> application,
void* windows_sandbox_info);
///
// This function should be called on the main application thread to shut down
// the CEF browser process before the application exits.
///
/*--cef()--*/
void CefShutdown();
///
// Perform a single iteration of CEF message loop processing. This function is
// provided for cases where the CEF message loop must be integrated into an
// existing application message loop. Use of this function is not recommended
// for most users; use either the CefRunMessageLoop() function or
// CefSettings.multi_threaded_message_loop if possible. When using this function
// care must be taken to balance performance against excessive CPU usage. It is
// recommended to enable the CefSettings.external_message_pump option when using
// this function so that CefBrowserProcessHandler::OnScheduleMessagePumpWork()
// callbacks can facilitate the scheduling process. This function should only be
// called on the main application thread and only if CefInitialize() is called
// with a CefSettings.multi_threaded_message_loop value of false. This function
// will not block.
///
/*--cef()--*/
void CefDoMessageLoopWork();
///
// Run the CEF message loop. Use this function instead of an application-
// provided message loop to get the best balance between performance and CPU
// usage. This function should only be called on the main application thread and
// only if CefInitialize() is called with a
// CefSettings.multi_threaded_message_loop value of false. This function will
// block until a quit message is received by the system.
///
/*--cef()--*/
void CefRunMessageLoop();
///
// Quit the CEF message loop that was started by calling CefRunMessageLoop().
// This function should only be called on the main application thread and only
// if CefRunMessageLoop() was used.
///
/*--cef()--*/
void CefQuitMessageLoop();
///
// Set to true before calling Windows APIs like TrackPopupMenu that enter a
// modal message loop. Set to false after exiting the modal message loop.
///
/*--cef()--*/
void CefSetOSModalLoop(bool osModalLoop);
///
// Call during process startup to enable High-DPI support on Windows 7 or newer.
// Older versions of Windows should be left DPI-unaware because they do not
// support DirectWrite and GDI fonts are kerned very badly.
///
/*--cef(capi_name=cef_enable_highdpi_support)--*/
void CefEnableHighDPISupport();
///
// Implement this interface to provide handler implementations. Methods will be
// called by the process and/or thread indicated.
///
/*--cef(source=client,no_debugct_check)--*/
class CefApp : public virtual CefBaseRefCounted {
public:
///
// Provides an opportunity to view and/or modify command-line arguments before
// processing by CEF and Chromium. The |process_type| value will be empty for
// the browser process. Do not keep a reference to the CefCommandLine object
// passed to this method. The CefSettings.command_line_args_disabled value
// can be used to start with an empty command-line object. Any values
// specified in CefSettings that equate to command-line arguments will be set
// before this method is called. Be cautious when using this method to modify
// command-line arguments for non-browser processes as this may result in
// undefined behavior including crashes.
///
/*--cef(optional_param=process_type)--*/
virtual void OnBeforeCommandLineProcessing(
const CefString& process_type,
CefRefPtr<CefCommandLine> command_line) {}
///
// Provides an opportunity to register custom schemes. Do not keep a reference
// to the |registrar| object. This method is called on the main thread for
// each process and the registered schemes should be the same across all
// processes.
///
/*--cef()--*/
virtual void OnRegisterCustomSchemes(
CefRawPtr<CefSchemeRegistrar> registrar) {}
///
// Return the handler for resource bundle events. If
// CefSettings.pack_loading_disabled is true a handler must be returned. If no
// handler is returned resources will be loaded from pack files. This method
// is called by the browser and render processes on multiple threads.
///
/*--cef()--*/
virtual CefRefPtr<CefResourceBundleHandler> GetResourceBundleHandler() {
return NULL;
}
///
// Return the handler for functionality specific to the browser process. This
// method is called on multiple threads in the browser process.
///
/*--cef()--*/
virtual CefRefPtr<CefBrowserProcessHandler> GetBrowserProcessHandler() {
return NULL;
}
///
// Return the handler for functionality specific to the render process. This
// method is called on the render process main thread.
///
/*--cef()--*/
virtual CefRefPtr<CefRenderProcessHandler> GetRenderProcessHandler() {
return NULL;
}
};
#endif // CEF_INCLUDE_CEF_APP_H_