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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This file defines a class to load the main DLL of a Chrome process.
#ifndef CHROME_APP_MAIN_DLL_LOADER_WIN_H_
#define CHROME_APP_MAIN_DLL_LOADER_WIN_H_
#include <windows.h>
#include <string>
#include "base/time/time.h"
namespace base {
class FilePath;
} // namespace base
// Implements the common aspects of loading the main dll for both chrome and
// chromium scenarios.
class MainDllLoader {
public:
MainDllLoader();
virtual ~MainDllLoader();
// Loads and calls the entry point of chrome.dll. |instance| is the exe
// instance retrieved from wWinMain. |exe_entry_point_ticks| is the time
// when wWinMain was entered.
// The return value is what the main entry point of chrome.dll returns
// upon termination.
int Launch(HINSTANCE instance, base::TimeTicks exe_entry_point_ticks);
// Launches a new instance of the browser if the current instance in
// persistent mode an upgrade is detected.
void RelaunchChromeBrowserWithNewCommandLineIfNeeded();
protected:
// Called after chrome.dll has been loaded but before the entry point is
// invoked. Derived classes can implement custom actions here. `process_type`
// is the argument to the `--type` command line argument (e.g., `renderer` or
// `watcher`). `dll_path` refers to the path of the Chrome dll being loaded.
virtual void OnBeforeLaunch(const std::string& process_type,
const base::FilePath& dll_path) {}
private:
HMODULE dll_;
std::string process_type_;
};
// Factory for the MainDllLoader. Caller owns the pointer and should call
// delete to free it.
MainDllLoader* MakeMainDllLoader();
#endif // CHROME_APP_MAIN_DLL_LOADER_WIN_H_
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