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/*
Copyright (C) 2002-2009 Karl J. Runge <runge@karlrunge.com>
All rights reserved.
This file is part of x11vnc.
x11vnc is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at
your option) any later version.
x11vnc 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with x11vnc; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA
or see <http://www.gnu.org/licenses/>.
In addition, as a special exception, Karl J. Runge
gives permission to link the code of its release of x11vnc with the
OpenSSL project's "OpenSSL" library (or with modified versions of it
that use the same license as the "OpenSSL" library), and distribute
the linked executables. You must obey the GNU General Public License
in all respects for all of the code used other than "OpenSSL". If you
modify this file, you may extend this exception to your version of the
file, but you are not obligated to do so. If you do not wish to do
so, delete this exception statement from your version.
*/
/* -- macosxCGP.c -- */
void macosxCGP_unused(void) {}
#if (defined(__MACH__) && defined(__APPLE__))
#include <ApplicationServices/ApplicationServices.h>
#include <Cocoa/Cocoa.h>
#include <Carbon/Carbon.h>
int macosxCGP_save_dim(void);
int macosxCGP_restore_dim(void);
int macosxCGP_save_sleep(void);
int macosxCGP_restore_sleep(void);
int macosxCGP_init_dimming(void);
int macosxCGP_undim(void);
int macosxCGP_dim_shutdown(void);
void macosxCGP_screensaver_timer_off(void);
void macosxCGP_screensaver_timer_on(void);
#include <IOKit/pwr_mgt/IOPMLib.h>
#include <IOKit/pwr_mgt/IOPM.h>
extern CGDirectDisplayID displayID;
static unsigned long dim_time;
static unsigned long sleep_time;
static int dim_time_saved = 0;
static int sleep_time_saved = 0;
static int initialized = 0;
static mach_port_t master_dev_port;
static io_connect_t power_mgt;
extern int client_count;
extern int macosx_nodimming;
extern int macosx_nosleep;
extern int macosx_noscreensaver;
static EventLoopTimerUPP sstimerUPP;
static EventLoopTimerRef sstimer;
void macosxCG_screensaver_timer(EventLoopTimerRef timer, void *data) {
if (0) fprintf(stderr, "macosxCG_screensaver_timer: %d\n", (int) time(0));
if (!timer || !data) {}
if (macosx_nosleep && client_count) {
if (0) fprintf(stderr, "UpdateSystemActivity: %d\n", (int) time(0));
UpdateSystemActivity(IdleActivity);
}
}
void macosxCGP_screensaver_timer_off(void) {
if (0) fprintf(stderr, "macosxCGP_screensaver_timer_off: %d\n", (int) time(0));
RemoveEventLoopTimer(sstimer);
DisposeEventLoopTimerUPP(sstimerUPP);
}
void macosxCGP_screensaver_timer_on(void) {
if (0) fprintf(stderr, "macosxCGP_screensaver_timer_on: %d\n", (int) time(0));
sstimerUPP = NewEventLoopTimerUPP(macosxCG_screensaver_timer);
InstallEventLoopTimer(GetMainEventLoop(), kEventDurationSecond * 30,
kEventDurationSecond * 30, sstimerUPP, NULL, &sstimer);
}
int macosxCGP_save_dim(void) {
if (IOPMGetAggressiveness(power_mgt, kPMMinutesToDim,
&dim_time) != kIOReturnSuccess) {
return 0;
}
dim_time_saved = 1;
return 1;
}
int macosxCGP_restore_dim(void) {
if (! dim_time_saved) {
return 0;
}
if (IOPMSetAggressiveness(power_mgt, kPMMinutesToDim,
dim_time) != kIOReturnSuccess) {
return 0;
}
dim_time_saved = 0;
dim_time = 0;
return 1;
}
int macosxCGP_save_sleep(void) {
if (IOPMGetAggressiveness(power_mgt, kPMMinutesToSleep,
&sleep_time) != kIOReturnSuccess) {
return 0;
}
sleep_time_saved = 1;
return 1;
}
int macosxCGP_restore_sleep(void) {
if (! sleep_time_saved) {
return 0;
}
if (IOPMSetAggressiveness(power_mgt, kPMMinutesToSleep,
dim_time) != kIOReturnSuccess) {
return 0;
}
sleep_time_saved = 0;
sleep_time = 0;
return 1;
}
int macosxCGP_init_dimming(void) {
if (IOMasterPort(bootstrap_port, &master_dev_port) !=
kIOReturnSuccess) {
return 0;
}
if (!(power_mgt = IOPMFindPowerManagement(master_dev_port))) {
return 0;
}
if (macosx_nodimming) {
if (! macosxCGP_save_dim()) {
return 0;
}
if (IOPMSetAggressiveness(power_mgt, kPMMinutesToDim, 0)
!= kIOReturnSuccess) {
return 0;
}
}
if (macosx_nosleep) {
if (! macosxCGP_save_sleep()) {
return 0;
}
if (IOPMSetAggressiveness(power_mgt, kPMMinutesToSleep, 0)
!= kIOReturnSuccess) {
return 0;
}
}
initialized = 1;
return 1;
}
int macosxCGP_undim(void) {
if (! initialized) {
return 0;
}
if (! macosx_nodimming) {
if (! macosxCGP_save_dim()) {
return 0;
}
if (IOPMSetAggressiveness(power_mgt, kPMMinutesToDim, 0)
!= kIOReturnSuccess) {
return 0;
}
if (! macosxCGP_restore_dim()) {
return 0;
}
}
if (! macosx_nosleep) {
if (! macosxCGP_save_sleep()) {
return 0;
}
if (IOPMSetAggressiveness(power_mgt, kPMMinutesToSleep, 0)
!= kIOReturnSuccess) {
return 0;
}
if (! macosxCGP_restore_sleep()) {
return 0;
}
}
return 1;
}
int macosxCGP_dim_shutdown(void) {
if (! initialized) {
return 0;
}
if (dim_time_saved) {
if (! macosxCGP_restore_dim()) {
return 0;
}
}
if (sleep_time_saved) {
if (! macosxCGP_restore_sleep()) {
return 0;
}
}
return 1;
}
#endif /* __APPLE__ */
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