mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-04 11:26:09 +00:00
58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set sw=2 sts=2 et cin: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "nsIdleServiceOS2.h"
|
|
#include <algorithm>
|
|
|
|
// prototype for funtion imported from DSSaver
|
|
static int (*_System DSSaver_GetInactivityTime)(ULONG *, ULONG *);
|
|
#define SSCORE_NOERROR 0 // as in the DSSaver header files
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED0(nsIdleServiceOS2, nsIdleService)
|
|
|
|
nsIdleServiceOS2::nsIdleServiceOS2()
|
|
: mHMod(NULLHANDLE), mInitialized(false)
|
|
{
|
|
const char error[256] = "";
|
|
if (DosLoadModule(error, 256, "SSCORE", &mHMod) == NO_ERROR) {
|
|
if (DosQueryProcAddr(mHMod, 0, "SSCore_GetInactivityTime",
|
|
(PFN*)&DSSaver_GetInactivityTime) == NO_ERROR) {
|
|
mInitialized = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
nsIdleServiceOS2::~nsIdleServiceOS2()
|
|
{
|
|
if (mHMod != NULLHANDLE) {
|
|
DosFreeModule(mHMod);
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsIdleServiceOS2::PollIdleTime(uint32_t *aIdleTime)
|
|
{
|
|
if (!mInitialized)
|
|
return false;
|
|
|
|
ULONG mouse, keyboard;
|
|
if (DSSaver_GetInactivityTime(&mouse, &keyboard) != SSCORE_NOERROR) {
|
|
return false;
|
|
}
|
|
|
|
// we are only interested in activity in general, so take the minimum
|
|
// of both timers
|
|
*aIdleTime = std::min(mouse, keyboard);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
nsIdleServiceOS2::UsePollMode()
|
|
{
|
|
return mInitialized;
|
|
}
|
|
|