Mozilla/mozilla/layout/xul/base/src/nsRepeatService.cpp
warren%netscape.com c6b67eceeb Bug 47207. Changing printf to PRINTF to use new logging facility. r=valeski,sr=waterson
git-svn-id: svn://10.0.0.236/trunk@81885 18797224-902f-48f8-a5cc-f745e15eee43
2000-10-27 22:43:51 +00:00

110 lines
2.5 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
//
// Eric Vaughan
// Netscape Communications
//
// See documentation in associated header file
//
#include "nsRepeatService.h"
#include "nslog.h"
NS_IMPL_LOG(nsRepeatServiceLog)
#define PRINTF NS_LOG_PRINTF(nsRepeatServiceLog)
#define FLUSH NS_LOG_FLUSH(nsRepeatServiceLog)
#if XP_MAC
#define INITAL_REPEAT_DELAY 250
#define REPEAT_DELAY 10
#else
#define INITAL_REPEAT_DELAY 250
#define REPEAT_DELAY 50
#endif
nsCOMPtr<nsITimerCallback> nsRepeatService::gInstance = new nsRepeatService();
nsRepeatService::nsRepeatService()
{
NS_INIT_REFCNT();
}
nsRepeatService::~nsRepeatService()
{
Stop();
}
nsRepeatService*
nsRepeatService::GetInstance()
{
return (nsRepeatService*)gInstance.get();
}
void nsRepeatService::Start(nsITimerCallback* aCallback)
{
NS_PRECONDITION(aCallback != nsnull, "null ptr");
if (! aCallback)
return;
mCallback = aCallback;
nsresult rv;
mRepeatTimer = do_CreateInstance("@mozilla.org/timer;1", &rv);
if (NS_OK == rv) {
mRepeatTimer->Init(this, INITAL_REPEAT_DELAY);
}
}
void nsRepeatService::Stop()
{
//PRINTF("Stopping repeat timer\n");
if (mRepeatTimer) {
mRepeatTimer->Cancel();
mRepeatTimer = nsnull;
mCallback = nsnull;
}
}
NS_IMETHODIMP_(void) nsRepeatService::Notify(nsITimer *timer)
{
// if the repeat delay is the initial one reset it.
if (mRepeatTimer) {
mRepeatTimer->Cancel();
}
// do callback
if (mCallback)
mCallback->Notify(timer);
// start timer again.
if (mRepeatTimer) {
mRepeatTimer = do_CreateInstance("@mozilla.org/timer;1");
mRepeatTimer->Init(this, REPEAT_DELAY);
}
}
NS_IMPL_ISUPPORTS1(nsRepeatService, nsITimerCallback)