boinc/clientscr/Mac_Saver_Module.h

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// Berkeley Open Infrastructure for Network Computing
// http://boinc.berkeley.edu
// Copyright (C) 2005 University of California
//
// This is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation;
// either version 2.1 of the License, or (at your option) any later version.
//
// This software is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// To view the GNU Lesser General Public License visit
// http://www.gnu.org/copyleft/lesser.html
// or write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
// Mac_Saver_Module.h
// BOINC_Saver_Module
//
#ifndef _SCREENSAVER_MAC_H
#define _SCREENSAVER_MAC_H
#include <Carbon/Carbon.h>
#ifdef __cplusplus
extern "C" {
#endif
int initBOINCSaver(Boolean ispreview);
int drawGraphics(GrafPtr aPort);
void drawPreview(GrafPtr aPort);
void closeBOINCSaver(void);
#ifdef __cplusplus
} // extern "C"
#endif
//-----------------------------------------------------------------------------
// Name: class CScreensaver
// Desc: Screensaver class
//-----------------------------------------------------------------------------
class CScreensaver
{
public:
CScreensaver();
int Create();
int Run();
//
// Infrastructure layer
//
protected:
OSStatus initBOINCApp(void);
int GetBrandID(void);
char* PersistentFGets(char *buf, size_t buflen, FILE *f);
pid_t FindProcessPID(char* name, pid_t thePID);
OSErr GetpathToBOINCManagerApp(char* path, int maxLen);
bool SetError( bool bErrorMode, int hrError );
void setBannerText(const char *msg, GrafPtr aPort);
void updateBannerText(char *msg, GrafPtr aPort);
void drawBanner(GrafPtr aPort);
void print_to_log_file(const char *format, ...);
void strip_cr(char *buf);
char m_gfx_Switcher_Path[MAXPATHLEN];
bool m_bErrorMode; // Whether to display an error
unsigned int m_hrError; // Error code to display
bool m_wasAlreadyRunning;
pid_t m_CoreClientPID;
int m_dwBlankScreen;
time_t m_dwBlankTime;
//
// Data management layer
//
protected:
bool CreateDataManagementThread();
bool DestoryDataManagementThread();
void* DataManagementProc();
static void* DataManagementProcStub( void* param );
int terminate_screensaver(int& graphics_application, RESULT *worker_app);
int launch_screensaver(RESULT* rp, int& graphics_application);
void HandleRPCError(void);
OSErr KillScreenSaver(void);
pthread_t m_hDataManagementThread;
pid_t m_hGraphicsApplication;
// Determine if two RESULT pointers refer to the same task
bool is_same_task(RESULT* taska, RESULT* taskb);
// Count the number of active graphics-capable apps
int count_active_graphic_apps(RESULTS& results, RESULT* exclude = NULL);
// Choose a ramdom graphics application from the vector that
// was passed in.
RESULT* get_random_graphics_app(RESULTS& results, RESULT* exclude = NULL);
RPC_CLIENT *rpc;
CC_STATE state;
RESULTS results;
RESULT m_running_result;
bool m_updating_results;
int m_iLastResultShown;
time_t m_tLastResultChangeTime;
bool m_bResetCoreState;
bool m_QuitDataManagementProc;
//
// Presentation layer
//
protected:
char m_MsgBuf[2048];
char m_BannerText[2048];
int m_BannerWidth;
StringPtr m_CurrentBannerMessage;
char* m_BrandText;
public:
int drawGraphics(GrafPtr aPort);
void drawPreview(GrafPtr aPort);
void ShutdownSaver();
protected:
};
#endif