Duckstation/src/util/platform_misc_mac.mm
2023-08-16 01:13:00 +10:00

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// SPDX-FileCopyrightText: 2019-2022 Connor McLaughlin <stenzek@gmail.com>
// SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
#include "platform_misc.h"
#include "common/log.h"
#include "common/string.h"
#include <IOKit/pwr_mgt/IOPMLib.h>
#include <Cocoa/Cocoa.h>
#include <QuartzCore/QuartzCore.h>
#include <cinttypes>
#include <vector>
Log_SetChannel(FrontendCommon);
#import <AppKit/AppKit.h>
static IOPMAssertionID s_prevent_idle_assertion = kIOPMNullAssertionID;
static bool SetScreensaverInhibitMacOS(bool inhibit)
{
if (inhibit)
{
const CFStringRef reason = CFSTR("System Running");
if (IOPMAssertionCreateWithName(kIOPMAssertionTypePreventUserIdleDisplaySleep, kIOPMAssertionLevelOn, reason,
&s_prevent_idle_assertion) != kIOReturnSuccess)
{
Log_ErrorPrintf("IOPMAssertionCreateWithName() failed");
return false;
}
return true;
}
else
{
IOPMAssertionRelease(s_prevent_idle_assertion);
s_prevent_idle_assertion = kIOPMNullAssertionID;
return true;
}
}
static bool s_screensaver_suspended;
void FrontendCommon::SuspendScreensaver()
{
if (s_screensaver_suspended)
if (!SetScreensaverInhibitMacOS(true))
{
Log_ErrorPrintf("Failed to suspend screensaver.");
return;
}
s_screensaver_suspended = true;
}
void FrontendCommon::ResumeScreensaver()
{
if (!s_screensaver_suspended)
return;
if (!SetScreensaverInhibitMacOS(false))
Log_ErrorPrint("Failed to resume screensaver.");
s_screensaver_suspended = false;
}
bool FrontendCommon::PlaySoundAsync(const char* path)
{
NSString* nspath = [[NSString alloc] initWithUTF8String:path];
NSSound* sound = [[NSSound alloc] initWithContentsOfFile:nspath byReference:YES];
const bool result = [sound play];
[sound release];
[nspath release];
return result;
}
// From https://github.com/PCSX2/pcsx2/blob/1b673d9dd0829a48f5f0b6604c1de2108e981399/common/CocoaTools.mm
@interface PCSX2KVOHelper : NSObject
- (void)addCallback:(void*)ctx run:(void(*)(void*))callback;
- (void)removeCallback:(void*)ctx;
@end
@implementation PCSX2KVOHelper
{
std::vector<std::pair<void*, void(*)(void*)>> _callbacks;
}
- (void)addCallback:(void*)ctx run:(void(*)(void*))callback
{
_callbacks.push_back(std::make_pair(ctx, callback));
}
- (void)removeCallback:(void*)ctx
{
auto new_end = std::remove_if(_callbacks.begin(), _callbacks.end(), [ctx](const auto& entry){
return ctx == entry.first;
});
_callbacks.erase(new_end, _callbacks.end());
}
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary<NSKeyValueChangeKey,id> *)change context:(void *)context
{
for (const auto& callback : _callbacks)
callback.second(callback.first);
}
@end
static PCSX2KVOHelper* s_themeChangeHandler;
void FrontendCommon::AddThemeChangeHandler(void* ctx, void(handler)(void* ctx))
{
assert([NSThread isMainThread]);
if (!s_themeChangeHandler)
{
s_themeChangeHandler = [[PCSX2KVOHelper alloc] init];
NSApplication* app = [NSApplication sharedApplication];
[app addObserver:s_themeChangeHandler
forKeyPath:@"effectiveAppearance"
options:0
context:nil];
}
[s_themeChangeHandler addCallback:ctx run:handler];
}
void FrontendCommon::RemoveThemeChangeHandler(void* ctx)
{
assert([NSThread isMainThread]);
[s_themeChangeHandler removeCallback:ctx];
}