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/* -*- mode: C++; c-file-style: "gnu" -*-
* kmail: KDE mail client
* Copyright (c) 1996-1998 Stefan Taferner <taferner@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include <kontactinterface/pimuniqueapplication.h>
#include <kglobal.h>
#include "kmkernel.h" //control center
#include "kmmainwidget.h"
#include "kmail_options.h"
#include <kdebug.h>
#include <kmessagebox.h>
#undef Status // stupid X headers
#include "aboutdata.h"
#include "kmstartup.h"
#ifdef Q_WS_WIN
#include <unistd.h>
#include <windows.h>
#endif
//-----------------------------------------------------------------------------
class KMailApplication : public KontactInterface::PimUniqueApplication
{
public:
KMailApplication() : KontactInterface::PimUniqueApplication(),
mDelayedInstanceCreation( false ),
mEventLoopReached( false ) { }
virtual int newInstance();
void commitData(QSessionManager& sm);
void setEventLoopReached();
void delayedInstanceCreation();
protected:
bool mDelayedInstanceCreation;
bool mEventLoopReached;
};
void KMailApplication::commitData(QSessionManager& sm) {
kmkernel->dumpDeadLetters();
kmkernel->setShuttingDown( true ); // Prevent further dumpDeadLetters calls
KApplication::commitData( sm );
}
void KMailApplication::setEventLoopReached() {
mEventLoopReached = true;
}
int KMailApplication::newInstance()
{
kDebug();
// If the event loop hasn't been reached yet, the kernel is probably not
// fully initialized. Creating an instance would therefore fail, this is why
// that is delayed until delayedInstanceCreation() is called.
if ( !mEventLoopReached ) {
kDebug() << "Delaying instance creation.";
mDelayedInstanceCreation = true;
return 0;
}
if (!kmkernel)
return 0;
if (!kmkernel->firstInstance() || !kapp->isSessionRestored())
kmkernel->handleCommandLine( true );
kmkernel->setFirstInstance(false);
return 0;
}
void KMailApplication::delayedInstanceCreation() {
if ( mDelayedInstanceCreation )
newInstance();
}
int main(int argc, char *argv[])
{
// WABA: KMail is a KUniqueApplication. Unfortunately this makes debugging
// a bit harder: You should pass --nofork as commandline argument when using
// a debugger. In gdb you can do this by typing "set args --nofork" before
// typing "run".
#if 0 // for testing KUniqueAppliaction on Windows
MessageBoxA(NULL,
QString("main() %1 pid=%2").arg(argv[0]).arg(getpid()).toLatin1(),
QString("main() \"%1\"").arg(argv[0]).toLatin1(), MB_OK|MB_ICONINFORMATION|MB_TASKMODAL);
#endif
KMail::AboutData about;
KCmdLineArgs::init(argc, argv, &about);
KCmdLineArgs::addCmdLineOptions( kmail_options() ); // Add kmail options
if (!KMailApplication::start())
return 0;
KMailApplication app;
// Qt doesn't treat the system tray as a window, and therefore Qt would quit
// the event loop when an error message is clicked away while KMail is in the
// tray.
// Rely on KGlobal::ref() and KGlobal::deref() instead, like we did in KDE3.
// See http://bugs.kde.org/show_bug.cgi?id=163479
QApplication::setQuitOnLastWindowClosed( false );
// import i18n data and icons from libraries:
KMail::insertLibraryCataloguesAndIcons();
KMail::lockOrDie();
//local, do the init
KMKernel kmailKernel;
kmailKernel.init();
// and session management
kmailKernel.doSessionManagement();
// any dead letters?
kmailKernel.recoverDeadLetters();
kmkernel->setupDBus(); // Ok. We are ready for D-Bus requests.
kmkernel->setStartingUp( false ); // Starting up is finished
//If the instance hasn't been created yet, do that now
app.setEventLoopReached();
app.delayedInstanceCreation();
// Go!
int ret = qApp->exec();
// clean up
kmailKernel.cleanup();
KMail::cleanup(); // pid file (see kmstartup.cpp)
return ret;
}
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