Duckstation/src/frontend-common/platform_misc_unix.cpp
2022-09-21 23:06:23 +10:00

104 lines
2.6 KiB
C++

#include "common/log.h"
#include "common/string.h"
#include "platform_misc.h"
#include <cinttypes>
Log_SetChannel(FrontendCommon);
#ifdef USE_X11
#include <cstdio>
#include <spawn.h>
#include <sys/wait.h>
#include <unistd.h>
static bool SetScreensaverInhibitX11(bool inhibit, const WindowInfo& wi)
{
TinyString command;
command.AppendString("xdg-screensaver");
TinyString operation;
operation.AppendString(inhibit ? "suspend" : "resume");
TinyString id;
id.Format("0x%" PRIx64, static_cast<u64>(reinterpret_cast<uintptr_t>(wi.window_handle)));
char* argv[4] = {command.GetWriteableCharArray(), operation.GetWriteableCharArray(), id.GetWriteableCharArray(),
nullptr};
pid_t pid;
int res = posix_spawnp(&pid, "xdg-screensaver", nullptr, nullptr, argv, environ);
if (res != 0)
{
Log_ErrorPrintf("posix_spawnp() failed: %d", res);
return false;
}
return true;
}
#endif // USE_X11
static bool SetScreensaverInhibit(bool inhibit, const WindowInfo& wi)
{
switch (wi.type)
{
#ifdef USE_X11
case WindowInfo::Type::X11:
return SetScreensaverInhibitX11(inhibit, wi);
#endif
default:
Log_ErrorPrintf("Unknown type: %u", static_cast<unsigned>(wi.type));
return false;
}
}
static bool s_screensaver_suspended;
static WindowInfo s_screensaver_suspender;
void FrontendCommon::SuspendScreensaver(const WindowInfo& wi)
{
if (s_screensaver_suspended &&
(s_screensaver_suspender.type != wi.type || s_screensaver_suspender.window_handle != wi.window_handle))
ResumeScreensaver();
if (!SetScreensaverInhibit(true, wi))
{
Log_ErrorPrintf("Failed to suspend screensaver.");
return;
}
Log_InfoPrintf("Screensaver suspended by 0x%" PRIx64 ".",
static_cast<u64>(reinterpret_cast<uintptr_t>(wi.window_handle)));
s_screensaver_suspended = true;
s_screensaver_suspender = wi;
}
void FrontendCommon::ResumeScreensaver()
{
if (!s_screensaver_suspended)
return;
if (!SetScreensaverInhibit(false, s_screensaver_suspender))
Log_ErrorPrint("Failed to resume screensaver.");
else
Log_InfoPrint("Screensaver resumed.");
s_screensaver_suspended = false;
s_screensaver_suspender = {};
}
bool FrontendCommon::PlaySoundAsync(const char* path)
{
#ifdef __linux__
// This is... pretty awful. But I can't think of a better way without linking to e.g. gstreamer.
const char* cmdname = "aplay";
const char* argv[] = {cmdname, path, nullptr};
pid_t pid;
// Since we set SA_NOCLDWAIT in Qt, we don't need to wait here.
int res = posix_spawnp(&pid, cmdname, nullptr, nullptr, const_cast<char**>(argv), environ);
return (res == 0);
#else
return false;
#endif
}