added a QPE/Desktop 'suspend()' qcop channel

1 files changed, 5 insertions, 1 deletions

diff --git a/core/launcher/desktop.cpp b/core/launcher/desktop.cpp
index 4587ec6..da535d9 100644
--- a/core/launcher/desktop.cpp
+++ b/core/launcher/desktop.cpp
@@ -1,723 +1,727 @@
 /**********************************************************************
 ** Copyright (C) 2000 Trolltech AS.  All rights reserved.
 **
 ** This file is part of Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 
 #include "desktop.h"
 #include "info.h"
 #include "launcher.h"
 #include "mrulist.h"
 #include "qcopbridge.h"
 #include "shutdownimpl.h"
 #include "startmenu.h"
 #include "taskbar.h"
 #include "transferserver.h"
 #include "irserver.h"
 #include "packageslave.h"
 
 #include <qpe/applnk.h>
 #include <qpe/mimetype.h>
 #include <qpe/password.h>
 #include <qpe/config.h>
 #include <qpe/power.h>
 #include <qpe/qcopenvelope_qws.h>
 #include <qpe/global.h>
 #ifdef QT_QWS_CUSTOM
 #include "qpe/custom.h"
 #endif
 
 #include <qgfx_qws.h>
 #include <qmainwindow.h>
 #include <qmessagebox.h>
 #include <qtimer.h>
 #include <qwindowsystem_qws.h>
 
 #include <qvaluelist.h>
 
 #include <stdlib.h>
 #include <unistd.h>
 
 class QCopKeyRegister
 {
 public:
   QCopKeyRegister() : keyCode(0) { }
   QCopKeyRegister(int k, const QString &c, const QString &m) 
         : keyCode(k), channel(c), message(m) { }
 
   int getKeyCode() const { return keyCode; }
   QString getChannel() const { return channel; }
   QString getMessage() const { return message; }
 
 private:
   int keyCode;
   QString channel, message;
 };
 
 typedef QValueList<QCopKeyRegister> KeyRegisterList;
 KeyRegisterList keyRegisterList;
 
 static Desktop* qpedesktop = 0;
 static int loggedin=0;
 static void login(bool at_poweron)
 {
     if ( !loggedin ) {
         Global::terminateBuiltin("calibrate");
         Password::authenticate(at_poweron);
         loggedin=1;
         QCopEnvelope e( "QPE/Desktop", "unlocked()" );
     }
 }
 
 bool Desktop::screenLocked()
 {
     return loggedin == 0;
 }
 
 /*
   Priority is number of alerts that are needed to pop up
   alert.
  */
 class DesktopPowerAlerter : public QMessageBox
 {
 public:
     DesktopPowerAlerter( QWidget *parent, const char *name = 0 )
         : QMessageBox( tr("Battery Status"), "Low Battery",
                        QMessageBox::Critical,
                        QMessageBox::Ok | QMessageBox::Default,
                        QMessageBox::NoButton, QMessageBox::NoButton,
                        parent, name, FALSE )
     {
         currentPriority = INT_MAX;
         alertCount = 0;
     }
 
     void alert( const QString &text, int priority );
     void hideEvent( QHideEvent * );
 private:
     int currentPriority;
     int alertCount;
 };
 
 void DesktopPowerAlerter::alert( const QString &text, int priority )
 {
     alertCount++;
     if ( alertCount < priority )
         return;
     if ( priority > currentPriority )
         return;
     currentPriority = priority;
     setText( text );
     show();
 }
 
 
 void DesktopPowerAlerter::hideEvent( QHideEvent *e )
 {
     QMessageBox::hideEvent( e );
     alertCount = 0;
     currentPriority = INT_MAX;
 }
 
 
 
 DesktopApplication::DesktopApplication( int& argc, char **argv, Type t )
     : QPEApplication( argc, argv, t )
 {
 
     QTimer *t = new QTimer( this );
     connect( t, SIGNAL(timeout()), this, SLOT(psTimeout()) );
     t->start( 10000 );
     ps = new PowerStatus;
     pa = new DesktopPowerAlerter( 0 );
 
   channel = new QCopChannel( "QPE/Desktop", this );
   connect( channel, SIGNAL(received(const QCString&, const QByteArray&)),
                    this, SLOT(receive(const QCString&, const QByteArray&)) );
 }
 
 
 DesktopApplication::~DesktopApplication()
 {
     delete ps;
     delete pa;
 }
 
 void DesktopApplication::receive( const QCString &msg, const QByteArray &data )
 {
   QDataStream stream( data, IO_ReadOnly );
   if (msg == "keyRegister(int key, QString channel, QString message)")
         {
           int k;
           QString c, m;
 
           stream >> k;
           stream >> c;
           stream >> m;
           
           qWarning("KeyRegisterRecieved: %i, %s, %s", k, (const char*)c, (const char *)m);
           keyRegisterList.append(QCopKeyRegister(k,c,m));
-        }
+        } 
+  else if (msg == "suspend()"){
+    emit power();
+  }
+  
 }
 
 enum MemState { Unknown, VeryLow, Low, Normal } memstate=Unknown;
 
 #ifdef Q_WS_QWS
 bool DesktopApplication::qwsEventFilter( QWSEvent *e )
 {
     qpedesktop->checkMemory();
 
     if ( e->type == QWSEvent::Key ) {
           QWSKeyEvent *ke = (QWSKeyEvent *)e;
           if ( !loggedin && ke->simpleData.keycode != Key_F34 )
             return TRUE;
           bool press = ke->simpleData.is_press;
 
           if (!keyRegisterList.isEmpty())
                 {
                   KeyRegisterList::Iterator it;
                   for( it = keyRegisterList.begin(); it != keyRegisterList.end(); ++it )
                         {
                           if ((*it).getKeyCode() == ke->simpleData.keycode)
                                 QCopEnvelope((*it).getChannel().utf8(), (*it).getMessage().utf8());
                         }
                 }
 
           if ( !keyboardGrabbed() ) {
             if ( ke->simpleData.keycode == Key_F9 ) {
                   if ( press ) emit datebook();
                   return TRUE;
             }
             if ( ke->simpleData.keycode == Key_F10 ) {
               if ( !press && cardSendTimer ) {
                     emit contacts();
                     delete cardSendTimer;
                   } else if ( press ) {
                     cardSendTimer = new QTimer();
                     cardSendTimer->start( 2000, TRUE );
                     connect( cardSendTimer, SIGNAL( timeout() ), this, SLOT( sendCard() ) );
                   }
                   return TRUE;
             }
             /* menu key now opens application menu/toolbar
                    if ( ke->simpleData.keycode == Key_F11 ) {
                    if ( press ) emit menu();
                    return TRUE;
                    }
             */
             if ( ke->simpleData.keycode == Key_F12 ) {
                   while( activePopupWidget() )
                     activePopupWidget()->close();
                   if ( press ) emit launch();
                   return TRUE;
             }
             if ( ke->simpleData.keycode == Key_F13 ) {
                   if ( press ) emit email();
                   return TRUE;
             }
           }
 
           if ( ke->simpleData.keycode == Key_F34 ) {
             if ( press ) emit power();
             return TRUE;
           }
           if ( ke->simpleData.keycode == Key_F35 ) {
             if ( press ) emit backlight();
             return TRUE;
           }
           if ( ke->simpleData.keycode == Key_F32 ) {
             if ( press ) QCopEnvelope e( "QPE/Desktop", "startSync()" );
             return TRUE;
           }
           if ( ke->simpleData.keycode == Key_F31 && !ke->simpleData.modifiers ) {
             if ( press ) emit symbol();
             return TRUE;
           }
           if ( ke->simpleData.keycode == Key_NumLock ) {
             if ( press ) emit numLockStateToggle();
           }
           if ( ke->simpleData.keycode == Key_CapsLock ) {
             if ( press ) emit capsLockStateToggle();
           }
           if ( press )
             qpedesktop->keyClick();
     } else {
           if ( e->type == QWSEvent::Mouse ) {
             QWSMouseEvent *me = (QWSMouseEvent *)e;
             static bool up = TRUE;
             if ( me->simpleData.state&LeftButton ) {
                   if ( up ) {
                     up = FALSE;
                     qpedesktop->screenClick();
                   }
             } else {
                   up = TRUE;
             }
           }
     }
         
     return QPEApplication::qwsEventFilter( e );
 }
 #endif
 
 void DesktopApplication::psTimeout()
 {
     qpedesktop->checkMemory(); // in case no events are being generated
 
     *ps = PowerStatusManager::readStatus();
 
     if ( (ps->batteryStatus() == PowerStatus::VeryLow ) ) {
         pa->alert( tr( "Battery is running very low." ), 6 );
     }
 
     if (  ps->batteryStatus() == PowerStatus::Critical ) {
         pa->alert(  tr( "Battery level is critical!\n"
                         "Keep power off until power restored!" ), 1 );
     }
 
     if (  ps->backupBatteryStatus() == PowerStatus::VeryLow ) {
         pa->alert( tr( "The Back-up battery is very low.\nPlease charge the back-up battery." ), 3 );
     }
 }
 
 
 void DesktopApplication::sendCard()
 {
     delete cardSendTimer;
     cardSendTimer = 0;
     QString card = getenv("HOME");
     card += "/Applications/addressbook/businesscard.vcf";
 
     if ( QFile::exists( card ) ) {
         QCopEnvelope e("QPE/Obex", "send(QString,QString,QString)");
         QString mimetype = "text/x-vCard";
         e << tr("business card") << card << mimetype;
     }
 }
 
 #if defined(QPE_HAVE_MEMALERTER)
 QPE_MEMALERTER_IMPL
 #endif
 
 #if defined(CUSTOM_SOUND_IMPL)
 CUSTOM_SOUND_IMPL
 #endif
 
 //===========================================================================
 
 Desktop::Desktop() :
     QWidget( 0, 0, WStyle_Tool | WStyle_Customize ),
     qcopBridge( 0 ),
     transferServer( 0 ),
     packageSlave( 0 )
 {
 #ifdef CUSTOM_SOUND_INIT
     CUSTOM_SOUND_INIT;
 #endif
 
     qpedesktop = this;
 
 //    bg = new Info( this );
     tb = new TaskBar;
 
     launcher = new Launcher( 0, 0, WStyle_Customize | QWidget::WGroupLeader );
 
     connect(launcher, SIGNAL(busy()), tb, SLOT(startWait()));
     connect(launcher, SIGNAL(notBusy(const QString&)), tb, SLOT(stopWait(const QString&)));
 
     int displayw = qApp->desktop()->width();
     int displayh = qApp->desktop()->height();
 
 
     QSize sz = tb->sizeHint();
 
     setGeometry( 0, displayh-sz.height(), displayw, sz.height() );
     tb->setGeometry( 0, displayh-sz.height(), displayw, sz.height() );
 
     tb->show();
     launcher->showMaximized();
     launcher->show();
     launcher->raise();
 #if defined(QPE_HAVE_MEMALERTER)
     initMemalerter();
 #endif
     // start services
     startTransferServer();
     (void) new IrServer( this );
     rereadVolumes();
 
     packageSlave = new PackageSlave( this );
     connect(qApp, SIGNAL(volumeChanged(bool)), this, SLOT(rereadVolumes()));
 
     qApp->installEventFilter( this );
 }
 
 void Desktop::show()
 {
     login(TRUE);
     QWidget::show();
 }
 
 Desktop::~Desktop()
 {
     delete launcher;
     delete tb;
     delete qcopBridge;
     delete transferServer;
 }
 
 bool Desktop::recoverMemory()
 {
     return tb->recoverMemory();
 }
 
 void Desktop::checkMemory()
 {
 #if defined(QPE_HAVE_MEMALERTER)
     static bool ignoreNormal=FALSE;
     static bool existingMessage=FALSE;
 
     if(existingMessage)
         return; // don't show a second message while still on first
 
     existingMessage = TRUE;
     switch ( memstate ) {
         case Unknown:
             break;
         case Low:
             memstate = Unknown;
             if ( recoverMemory() )
                 ignoreNormal = TRUE;
             else
                 QMessageBox::warning( 0 , "Memory Status",
                     "The memory smacks of shortage. \n"
                     "Please save data. " );
             break;
         case Normal:
             memstate = Unknown;
             if ( ignoreNormal )
                 ignoreNormal = FALSE;
             else
                 QMessageBox::information ( 0 , "Memory Status",
                     "There is enough memory again." );
             break;
         case VeryLow:
             memstate = Unknown;
             QMessageBox::critical( 0 , "Memory Status",
                 "The memory is very low. \n"
                 "Please end this application \n"
                 "immediately." );
             recoverMemory();
     }
     existingMessage = FALSE;
 #endif
 }
 
 static bool isVisibleWindow(int wid)
 {
     const QList<QWSWindow> &list = qwsServer->clientWindows();
     QWSWindow* w;
     for (QListIterator<QWSWindow> it(list); (w=it.current()); ++it) {
         if ( w->winId() == wid )
             return !w->isFullyObscured();
     }
     return FALSE;
 }
 
 static bool hasVisibleWindow(const QString& clientname)
 {
     const QList<QWSWindow> &list = qwsServer->clientWindows();
     QWSWindow* w;
     for (QListIterator<QWSWindow> it(list); (w=it.current()); ++it) {
         if ( w->client()->identity() == clientname && !w->isFullyObscured() )
             return TRUE;
     }
     return FALSE;
 }
 
 void Desktop::raiseLauncher()
 {
     if ( isVisibleWindow(launcher->winId()) )
         launcher->nextView();
     else
         launcher->raise();
 }
 
 void Desktop::executeOrModify(const QString& appLnkFile)
 {
     AppLnk lnk(MimeType::appsFolderName() + "/" + appLnkFile);
     if ( lnk.isValid() ) {
         QCString app = lnk.exec().utf8();
         Global::terminateBuiltin("calibrate");
         if ( QCopChannel::isRegistered("QPE/Application/" + app) ) {
             MRUList::addTask(&lnk);
             if ( hasVisibleWindow(app) )
                 QCopChannel::send("QPE/Application/" + app, "nextView()");
             else
                 QCopChannel::send("QPE/Application/" + app, "raise()");
         } else {
             lnk.execute();
         }
     }
 }
 
 void Desktop::raiseDatebook()
 {
     executeOrModify("Applications/datebook.desktop");
 }
 
 void Desktop::raiseContacts()
 {
     executeOrModify("Applications/addressbook.desktop");
 }
 
 void Desktop::raiseMenu()
 {
     Global::terminateBuiltin("calibrate");
     tb->startMenu()->launch();
 }
 
 void Desktop::raiseEmail()
 {
     executeOrModify("Applications/qtmail.desktop");
 }
 
 // autoStarts apps on resume and start
 void Desktop::execAutoStart()
 {
   QString appName;
   Config cfg( "autostart" );
   cfg.setGroup( "AutoStart" );
   appName = cfg.readEntry("Apps", "");
   QCopEnvelope e("QPE/System", "execute(QString)");
   e << QString(appName);
 }
 
 #if defined(QPE_HAVE_TOGGLELIGHT)
 #include <qpe/config.h>
 
 #include <sys/ioctl.h>
 #include <sys/types.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <errno.h>
 #include <linux/ioctl.h>
 #include <time.h>
 #endif
 
 static bool blanked=FALSE;
 
 static void blankScreen()
 {
     if ( !qt_screen ) return;
     /* Should use a big black window instead.
     QGfx* g = qt_screen->screenGfx();
     g->fillRect(0,0,qt_screen->width(),qt_screen->height());
     delete g;
     */
     blanked = TRUE;
 }
 
 static void darkScreen()
 {
     extern void qpe_setBacklight(int);
     qpe_setBacklight(0); // force off
 }
 
 
 void Desktop::togglePower()
 {
   bool wasloggedin = loggedin;
   loggedin=0;
   darkScreen();
   if ( wasloggedin )
     blankScreen();
   
   system("apm --suspend");
   execAutoStart();
   QWSServer::screenSaverActivate( FALSE );
   {
     QCopEnvelope("QPE/Card", "mtabChanged()" ); // might have changed while asleep
     QCopEnvelope e("QPE/System", "setBacklight(int)");
     e << -3; // Force on
   }
   if ( wasloggedin ) {
     login(TRUE);
   }
   
   //qcopBridge->closeOpenConnections();
   //qDebug("called togglePower()!!!!!!");
 }
 
 void Desktop::toggleLight()
 {
     QCopEnvelope e("QPE/System", "setBacklight(int)");
     e << -2; // toggle
 }
 
 void Desktop::toggleSymbolInput()
 {
     tb->toggleSymbolInput();
 }
 
 void Desktop::toggleNumLockState()
 {
     tb->toggleNumLockState();
 }
 
 void Desktop::toggleCapsLockState()
 {
     tb->toggleCapsLockState();
 }
 
 void Desktop::styleChange( QStyle &s )
 {
     QWidget::styleChange( s );
     int displayw = qApp->desktop()->width();
     int displayh = qApp->desktop()->height();
 
     QSize sz = tb->sizeHint();
 
     tb->setGeometry( 0, displayh-sz.height(), displayw, sz.height() );
 }
 
 void DesktopApplication::shutdown()
 {
     if ( type() != GuiServer )
         return;
     ShutdownImpl *sd = new ShutdownImpl( 0, 0, WDestructiveClose );
     connect( sd, SIGNAL(shutdown(ShutdownImpl::Type)),
              this, SLOT(shutdown(ShutdownImpl::Type)) );
     sd->showMaximized();
 }
 
 void DesktopApplication::shutdown( ShutdownImpl::Type t )
 {
     switch ( t ) {
         case ShutdownImpl::ShutdownSystem:
             execlp("shutdown", "shutdown", "-h", "now", (void*)0);
             break;
         case ShutdownImpl::RebootSystem:
             execlp("shutdown", "shutdown", "-r", "now", (void*)0);
             break;
         case ShutdownImpl::RestartDesktop:
             restart();
             break;
         case ShutdownImpl::TerminateDesktop:
             prepareForTermination(FALSE);
             quit();
             break;
     }
 }
 
 void DesktopApplication::restart()
 {
     prepareForTermination(TRUE);
 
 #ifdef Q_WS_QWS
     for ( int fd = 3; fd < 100; fd++ )
         close( fd );
 #if defined(QT_DEMO_SINGLE_FLOPPY)
     execl( "/sbin/init", "qpe", 0 );
 #elif defined(QT_QWS_CASSIOPEIA)
     execl( "/bin/sh", "sh", 0 );
 #else
     execl( (qpeDir()+"/bin/qpe").latin1(), "qpe", 0 );
 #endif
     exit(1);
 #endif
 }
 
 void Desktop::startTransferServer()
 {
     // start qcop bridge server
     qcopBridge = new QCopBridge( 4243 );
     if ( !qcopBridge->ok() ) {
         delete qcopBridge;
         qcopBridge = 0;
     }
     // start transfer server
     transferServer = new TransferServer( 4242 );
     if ( !transferServer->ok() ) {
         delete transferServer;
         transferServer = 0;
     }
     if ( !transferServer || !qcopBridge )
         startTimer( 2000 );
 }
 
 void Desktop::timerEvent( QTimerEvent *e )
 {
     killTimer( e->timerId() );
     startTransferServer();
 }
 
 void Desktop::terminateServers()
 {
     delete transferServer;
     delete qcopBridge;
     transferServer = 0;
     qcopBridge = 0;
 }
 
 void Desktop::rereadVolumes()
 {
     Config cfg("Sound");
     cfg.setGroup("System");
     touchclick = cfg.readBoolEntry("Touch");
     keyclick = cfg.readBoolEntry("Key");
 }
 
 void Desktop::keyClick()
 {
 #ifdef CUSTOM_SOUND_KEYCLICK
     if ( keyclick )
         CUSTOM_SOUND_KEYCLICK;
 #endif
 }
 
 void Desktop::screenClick()
 {
 #ifdef CUSTOM_SOUND_TOUCH
     if ( touchclick )
         CUSTOM_SOUND_TOUCH;
 #endif
 }
 
 void Desktop::soundAlarm()
 {
 #ifdef CUSTOM_SOUND_ALARM
     CUSTOM_SOUND_ALARM;
 #endif
 }
 
 bool Desktop::eventFilter( QObject *w, QEvent *ev )
 {
     if ( ev->type() == QEvent::KeyPress ) {
         QKeyEvent *ke = (QKeyEvent *)ev;
         if ( ke->key() == Qt::Key_F11 ) { // menu key
             QWidget *active = qApp->activeWindow();
             if ( active && active->isPopup() ) {
                 active->close();
             }
             raiseMenu();
             return TRUE;
         }
     }
     return FALSE;
 }