Mozilla/mozilla/widget/src/windows/nsAppShell.cpp
pavlov%netscape.com b7d549610f bug 78611. New XP threadsafe timer implementation. r=dougt sr=brendan
git-svn-id: svn://10.0.0.236/trunk@110563 18797224-902f-48f8-a5cc-f745e15eee43
2001-12-16 06:13:17 +00:00

213 lines
6.2 KiB
C++

/* -*- Mode: c++; tab-width: 2; indent-tabs-mode: nil; -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* 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.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Michael Lowe <michael.lowe@bigfoot.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsAppShell.h"
#include "nsToolkit.h"
#include "nsIWidget.h"
#include "nsIEventQueueService.h"
#include "nsIServiceManager.h"
#include <windows.h>
#include "nsWidgetsCID.h"
#ifdef MOZ_AIMM
#include "aimm.h"
#endif
static NS_DEFINE_IID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
NS_IMPL_ISUPPORTS1(nsAppShell, nsIAppShell)
static int gKeepGoing = 1;
//-------------------------------------------------------------------------
//
// nsAppShell constructor
//
//-------------------------------------------------------------------------
nsAppShell::nsAppShell()
{
NS_INIT_REFCNT();
mDispatchListener = 0;
}
//-------------------------------------------------------------------------
//
// Create the application shell
//
//-------------------------------------------------------------------------
NS_METHOD nsAppShell::Create(int* argc, char ** argv)
{
return NS_OK;
}
//-------------------------------------------------------------------------
NS_METHOD nsAppShell::SetDispatchListener(nsDispatchListener* aDispatchListener)
{
mDispatchListener = aDispatchListener;
return NS_OK;
}
//-------------------------------------------------------------------------
//
// Enter a message handler loop
//
//-------------------------------------------------------------------------
NS_METHOD nsAppShell::Run(void)
{
NS_ADDREF_THIS();
MSG msg;
int keepGoing = 1;
gKeepGoing = 1;
// Process messages
do {
// Give priority to system messages (in particular keyboard, mouse,
// timer, and paint messages).
if (::PeekMessage(&msg, NULL, WM_KEYFIRST, WM_KEYLAST, PM_REMOVE) ||
::PeekMessage(&msg, NULL, WM_MOUSEFIRST, WM_MOUSELAST, PM_REMOVE) ||
::PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) {
keepGoing = (msg.message != WM_QUIT);
if (keepGoing != 0) {
//#ifdef MOZ_AIMM // not need?
// if (!nsToolkit::gAIMMMsgPumpOwner || (nsToolkit::gAIMMMsgPumpOwner->OnTranslateMessage(&msg) != S_OK))
//#endif
TranslateMessage(&msg);
::DispatchMessage(&msg);
if (mDispatchListener)
mDispatchListener->AfterDispatch();
}
} else {
if (!gKeepGoing) {
// In this situation, PostQuitMessage() was called, but the WM_QUIT
// message was removed from the event queue by someone else -
// (see bug #54725). So, just exit the loop as if WM_QUIT had been
// reeceived...
keepGoing = 0;
} else {
// Block and wait for any posted application message
::WaitMessage();
}
}
} while (keepGoing != 0);
Release();
return msg.wParam;
}
inline NS_METHOD nsAppShell::Spinup(void)
{ return NS_OK; }
inline NS_METHOD nsAppShell::Spindown(void)
{ return NS_OK; }
inline NS_METHOD nsAppShell::ListenToEventQueue(nsIEventQueue * aQueue, PRBool aListen)
{ return NS_OK; }
NS_METHOD
nsAppShell::GetNativeEvent(PRBool &aRealEvent, void *&aEvent)
{
static MSG msg;
BOOL gotMessage = false;
do {
// Give priority to system messages (in particular keyboard, mouse,
// timer, and paint messages).
if (::PeekMessage(&msg, NULL, WM_KEYFIRST, WM_KEYLAST, PM_REMOVE) ||
::PeekMessage(&msg, NULL, WM_MOUSEFIRST, WM_MOUSELAST, PM_REMOVE) ||
::PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) {
gotMessage = true;
} else {
// Block and wait for any posted application message
::WaitMessage();
}
} while (!gotMessage);
#ifdef DEBUG_danm
if (msg.message != WM_TIMER)
printf("-> %d", msg.message);
#endif
//#ifdef MOZ_AIMM // not need?
// if (!nsToolkit::gAIMMMsgPumpOwner || (nsToolkit::gAIMMMsgPumpOwner->OnTranslateMessage(&msg) != S_OK))
//#endif
TranslateMessage(&msg);
aEvent = &msg;
aRealEvent = PR_TRUE;
return NS_OK;
}
nsresult nsAppShell::DispatchNativeEvent(PRBool aRealEvent, void *aEvent)
{
DispatchMessage((MSG *)aEvent);
return NS_OK;
}
//-------------------------------------------------------------------------
//
// Exit a message handler loop
//
//-------------------------------------------------------------------------
NS_METHOD nsAppShell::Exit(void)
{
PostQuitMessage(0);
//
// Also, set a global flag, just in case someone eats the WM_QUIT message.
// see bug #54725.
//
gKeepGoing = 0;
return NS_OK;
}
//-------------------------------------------------------------------------
//
// nsAppShell destructor
//
//-------------------------------------------------------------------------
nsAppShell::~nsAppShell()
{
}