author | zecke <zecke> | 2004-12-26 14:12:19 (UTC) |
---|---|---|
committer | zecke <zecke> | 2004-12-26 14:12:19 (UTC) |
commit | b4f1865343e70fe27750084b1f1d959c28ec7762 (patch) (side-by-side diff) | |
tree | 6ac4b269066d82cf1ab198cd33477f3299fdad0e | |
parent | 99b055b572f64f180751b3a43440796d1bf9fc4f (diff) | |
download | opie-b4f1865343e70fe27750084b1f1d959c28ec7762.zip opie-b4f1865343e70fe27750084b1f1d959c28ec7762.tar.gz opie-b4f1865343e70fe27750084b1f1d959c28ec7762.tar.bz2 |
QWidget *wid = 0;
delete wid;
is legal c++ code.
So make sure when freeing we obey c++ but take into
account that free(NULL) is not legal.
-rw-r--r-- | library/qpeapplication.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/library/qpeapplication.cpp b/library/qpeapplication.cpp index 43a9be5..af00f49 100644 --- a/library/qpeapplication.cpp +++ b/library/qpeapplication.cpp @@ -738,1581 +738,1585 @@ void QPEApplication::processQCopFile() The slot to which you connect this signal uses \a msg and \a data in the following way: \code void MyWidget::receive( const QCString& msg, const QByteArray& data ) { QDataStream stream( data, IO_ReadOnly ); if ( msg == "someMessage(int,int,int)" ) { int a,b,c; stream >> a >> b >> c; ... } else if ( msg == "otherMessage(QString)" ) { ... } } \endcode \sa qcop.html Note that messages received here may be processed by qpe application and emitted as signals, such as flush() and reload(). */ #ifndef QT_NO_TRANSLATION static void qtopia_loadTranslations( const QStringList& qms ) { QStringList langs = Global::languageList(); for (QStringList::ConstIterator it = langs.begin(); it!=langs.end(); ++it) { QString lang = *it; QTranslator * trans; QString tfn; for (QStringList::ConstIterator qmit = qms.begin(); qmit!=qms.end(); ++qmit) { trans = new QTranslator(qApp); tfn = QPEApplication::qpeDir() + "i18n/" + lang + "/" + *qmit + ".qm"; if ( trans->load( tfn )) qApp->installTranslator( trans ); else delete trans; } } } #endif /* Turn off qDebug in release mode */ static void qtopiaMsgHandler(QtMsgType type, const char* msg) { switch ( type ) { case QtDebugMsg: #ifdef QT_DEBUG fprintf( stderr, "Debug: %s\n", msg ); #endif break; case QtWarningMsg: #ifdef QT_DEBUG fprintf( stderr, "Warning: %s\n", msg ); #endif break; case QtFatalMsg: fprintf( stderr, "Fatal: %s\n", msg ); abort(); } } /*! Constructs a QPEApplication just as you would construct a QApplication, passing \a argc, \a argv, and \a t. For applications, \a t should be the default, GuiClient. Only the Qtopia server passes GuiServer. */ QPEApplication::QPEApplication( int & argc, char **argv, Type t ) : QApplication( hack(argc), argv, t ), pidChannel( 0 ) { QPixmapCache::setCacheLimit(256); // sensible default for smaller devices. qInstallMsgHandler(qtopiaMsgHandler); d = new QPEApplicationData; d->loadTextCodecs(); d->loadImageCodecs(); setFont( QFont( d->fontFamily, d->fontSize ) ); AppLnk::setSmallIconSize( d->smallIconSize ); AppLnk::setBigIconSize( d->bigIconSize ); QMimeSourceFactory::setDefaultFactory( new ResourceMimeFactory ); connect( this, SIGNAL( lastWindowClosed() ), this, SLOT( hideOrQuit() ) ); sysChannel = new QCopChannel( "QPE/System", this ); connect( sysChannel, SIGNAL( received(const QCString&,const QByteArray&) ), this, SLOT( systemMessage(const QCString&,const QByteArray&) ) ); /* COde now in initapp */ #if 0 #if defined(Q_WS_QWS) && !defined(QT_NO_COP) QString qcopfn( "/tmp/qcop-msg-" ); qcopfn += QString( argv[ 0 ] ); // append command name QFile f( qcopfn ); if ( f.open( IO_ReadOnly ) ) { flock( f.handle(), LOCK_EX ); } QCString channel = QCString( argv[ 0 ] ); channel.replace( QRegExp( ".*/" ), "" ); d->appName = channel; channel = "QPE/Application/" + channel; pidChannel = new QCopChannel( channel, this ); connect( pidChannel, SIGNAL( received(const QCString&,const QByteArray&) ), this, SLOT( pidMessage(const QCString&,const QByteArray&) ) ); if ( f.isOpen() ) { d->keep_running = FALSE; QDataStream ds( &f ); QCString channel, message; QByteArray data; while ( !ds.atEnd() ) { ds >> channel >> message >> data; d->enqueueQCop( channel, message, data ); } flock( f.handle(), LOCK_UN ); f.close(); f.remove(); } for ( int a = 0; a < argc; a++ ) { if ( qstrcmp( argv[ a ], "-preload" ) == 0 ) { argv[ a ] = argv[ a + 1 ]; a++; d->preloaded = TRUE; argc -= 1; } else if ( qstrcmp( argv[ a ], "-preload-show" ) == 0 ) { argv[ a ] = argv[ a + 1 ]; a++; d->preloaded = TRUE; d->forceshow = TRUE; argc -= 1; } } /* overide stored arguments */ setArgs( argc, argv ); #endif #else initApp( argc, argv ); #endif #ifdef Q_WS_QWS /* load the font renderer factories */ FontDatabase::loadRenderers(); #endif #ifndef QT_NO_TRANSLATION QStringList qms; qms << "libqpe"; qms << "libopie"; qms << d->appName; qtopia_loadTranslations(qms); #endif applyStyle(); if ( type() == GuiServer ) { setVolume(); } installEventFilter( this ); QPEMenuToolFocusManager::initialize(); #ifdef QT_NO_QWS_CURSOR // if we have no cursor, probably don't want tooltips QToolTip::setEnabled( FALSE ); #endif } #ifdef QTOPIA_INTERNAL_INITAPP void QPEApplication::initApp( int argc, char **argv ) { delete pidChannel; d->keep_running = TRUE; d->preloaded = FALSE; d->forceshow = FALSE; QCString channel = QCString(argv[0]); channel.replace(QRegExp(".*/"),""); d->appName = channel; #ifndef QT_NO_TRANSLATION qtopia_loadTranslations( QStringList()<<channel ); #endif #if QT_VERSION > 235 qt_fbdpy->setIdentity( channel ); // In Qt/E 2.3.6 #endif channel = "QPE/Application/" + channel; pidChannel = new QCopChannel( channel, this); connect( pidChannel, SIGNAL(received(const QCString&,const QByteArray&)), this, SLOT(pidMessage(const QCString&,const QByteArray&))); processQCopFile(); d->keep_running = d->qcopq.isEmpty(); for (int a=0; a<argc; a++) { if ( qstrcmp(argv[a],"-preload")==0 ) { argv[a] = argv[a+1]; a++; d->preloaded = TRUE; argc-=1; } else if ( qstrcmp(argv[a],"-preload-show")==0 ) { argv[a] = argv[a+1]; a++; d->preloaded = TRUE; d->forceshow = TRUE; argc-=1; } } /* overide stored arguments */ setArgs(argc, argv); } #endif static QPtrDict<void>* inputMethodDict = 0; static void createInputMethodDict() { if ( !inputMethodDict ) inputMethodDict = new QPtrDict<void>; } /*! Returns the currently set hint to the system as to whether widget \a w has any use for text input methods. \sa setInputMethodHint() InputMethodHint */ QPEApplication::InputMethodHint QPEApplication::inputMethodHint( QWidget * w ) { if ( inputMethodDict && w ) return ( InputMethodHint ) ( int ) inputMethodDict->find( w ); return Normal; } /*! \enum QPEApplication::InputMethodHint \value Normal the application sometimes needs text input (the default). \value AlwaysOff the application never needs text input. \value AlwaysOn the application always needs text input. */ /*! Hints to the system that widget \a w has use for text input methods as specified by \a mode. \sa inputMethodHint() InputMethodHint */ void QPEApplication::setInputMethodHint( QWidget * w, InputMethodHint mode ) { createInputMethodDict(); if ( mode == Normal ) { inputMethodDict->remove ( w ); } else { inputMethodDict->insert( w, ( void* ) mode ); } } class HackDialog : public QDialog { public: void acceptIt() { accept(); } void rejectIt() { reject(); } }; void QPEApplication::mapToDefaultAction( QWSKeyEvent * ke, int key ) { // specialised actions for certain widgets. May want to // add more stuff here. if ( activePopupWidget() && activePopupWidget() ->inherits( "QListBox" ) && activePopupWidget() ->parentWidget() && activePopupWidget() ->parentWidget() ->inherits( "QComboBox" ) ) key = Qt::Key_Return; if ( activePopupWidget() && activePopupWidget() ->inherits( "QPopupMenu" ) ) key = Qt::Key_Return; #ifdef QWS ke->simpleData.keycode = key; #endif } /*! \internal */ #ifdef QWS bool QPEApplication::qwsEventFilter( QWSEvent * e ) { if ( !d->notbusysent && e->type == QWSEvent::Focus ) { if ( qApp->type() != QApplication::GuiServer ) { QCopEnvelope e( "QPE/System", "notBusy(QString)" ); e << d->appName; } d->notbusysent = TRUE; } if ( type() == GuiServer ) { switch ( e->type ) { case QWSEvent::Mouse: if ( e->asMouse() ->simpleData.state && !QWidget::find( e->window() ) ) emit clientMoused(); break; default: break; } } if ( e->type == QWSEvent::Key ) { QWSKeyEvent *ke = ( QWSKeyEvent * ) e; if ( ke->simpleData.keycode == Qt::Key_F33 ) { // Use special "OK" key to press "OK" on top level widgets QWidget * active = activeWindow(); QWidget *popup = 0; if ( active && active->isPopup() ) { popup = active; active = active->parentWidget(); } if ( active && ( int ) active->winId() == ke->simpleData.window && !active->testWFlags( WStyle_Customize | WType_Popup | WType_Desktop ) ) { if ( ke->simpleData.is_press ) { if ( popup ) popup->close(); if ( active->inherits( "QDialog" ) ) { HackDialog * d = ( HackDialog * ) active; d->acceptIt(); return TRUE; } else if ( ( ( HackWidget * ) active ) ->needsOk() ) { QSignal s; s.connect( active, SLOT( accept() ) ); s.activate(); } else { // do the same as with the select key: Map to the default action of the widget: mapToDefaultAction( ke, Qt::Key_Return ); } } } } else if ( ke->simpleData.keycode == Qt::Key_F30 ) { // Use special "select" key to do whatever default action a widget has mapToDefaultAction( ke, Qt::Key_Space ); } else if ( ke->simpleData.keycode == Qt::Key_Escape && ke->simpleData.is_press ) { // Escape key closes app if focus on toplevel QWidget * active = activeWindow(); if ( active && active->testWFlags( WType_TopLevel ) && ( int ) active->winId() == ke->simpleData.window && !active->testWFlags( WStyle_Dialog | WStyle_Customize | WType_Popup | WType_Desktop ) ) { if ( active->inherits( "QDialog" ) ) { HackDialog * d = ( HackDialog * ) active; d->rejectIt(); return TRUE; } else /*if ( strcmp( argv() [ 0 ], "embeddedkonsole" ) != 0 )*/ { active->close(); } } } else if ( ke->simpleData.keycode >= Qt::Key_F1 && ke->simpleData.keycode <= Qt::Key_F29 ) { // this should be if ( ODevice::inst ( )-> buttonForKeycode ( ... )) // but we cannot access libopie function within libqpe :( QWidget * active = activeWindow ( ); if ( active && ((int) active-> winId ( ) == ke-> simpleData.window )) { if ( d-> kbgrabbed ) { // we grabbed the keyboard QChar ch ( ke-> simpleData.unicode ); QKeyEvent qke ( ke-> simpleData. is_press ? QEvent::KeyPress : QEvent::KeyRelease, ke-> simpleData.keycode, ch. latin1 ( ), ke-> simpleData.modifiers, QString ( ch ), ke-> simpleData.is_auto_repeat, 1 ); QObject *which = QWidget::keyboardGrabber ( ); if ( !which ) which = QApplication::focusWidget ( ); if ( !which ) which = QApplication::activeWindow ( ); if ( !which ) which = qApp; QApplication::sendEvent ( which, &qke ); } else { // we didn't grab the keyboard, so send the event to the launcher QCopEnvelope e ( "QPE/Launcher", "deviceButton(int,int,int)" ); e << int( ke-> simpleData.keycode ) << int( ke-> simpleData. is_press ) << int( ke-> simpleData.is_auto_repeat ); } } return true; } } if ( e->type == QWSEvent::Focus ) { QWSFocusEvent * fe = ( QWSFocusEvent* ) e; if ( !fe->simpleData.get_focus ) { QWidget * active = activeWindow(); while ( active && active->isPopup() ) { active->close(); active = activeWindow(); } } else { // make sure our modal widget is ALWAYS on top QWidget *topm = activeModalWidget(); if ( topm && static_cast<int>( topm->winId() ) != fe->simpleData.window) { topm->raise(); } } if ( fe->simpleData.get_focus && inputMethodDict ) { InputMethodHint m = inputMethodHint( QWidget::find( e->window() ) ); if ( m == AlwaysOff ) Global::hideInputMethod(); if ( m == AlwaysOn ) Global::showInputMethod(); } } return QApplication::qwsEventFilter( e ); } #endif /*! Destroys the QPEApplication. */ QPEApplication::~QPEApplication() { ungrabKeyboard(); #if defined(Q_WS_QWS) && !defined(QT_NO_COP) // Need to delete QCopChannels early, since the display will // be gone by the time we get to ~QObject(). delete sysChannel; delete pidChannel; #endif #ifdef OPIE_WITHROHFEEDBACK if( d->RoH ) delete d->RoH; #endif delete d; } /*! Returns <tt>$OPIEDIR/</tt>. */ QString QPEApplication::qpeDir() { QString base, dir; if (getenv( "OPIEDIR" )) base = QString(getenv("OPIEDIR")).stripWhiteSpace(); if ( !base.isNull() && (base.length() > 0 )){ #ifdef Q_OS_WIN32 QString temp(base); if (temp[(int)temp.length()-1] != QDir::separator()) temp.append(QDir::separator()); dir = temp; #else dir = QString( base ) + "/"; #endif }else{ dir = QString( ".." ) + QDir::separator(); } return dir; } /*! Returns the user's current Document directory. There is a trailing "/". .. well, it does now,, and there's no trailing '/' */ QString QPEApplication::documentDir() { const char* base = getenv( "HOME"); if ( base ) return QString( base ) + "/Documents"; return QString( "../Documents" ); } static int deforient = -1; /*! \internal */ int QPEApplication::defaultRotation() { if ( deforient < 0 ) { QString d = getenv( "QWS_DISPLAY" ); if ( d.contains( "Rot90" ) ) { deforient = 90; } else if ( d.contains( "Rot180" ) ) { deforient = 180; } else if ( d.contains( "Rot270" ) ) { deforient = 270; } else { deforient = 0; } } return deforient; } /*! \internal */ void QPEApplication::setDefaultRotation( int r ) { if ( qApp->type() == GuiServer ) { deforient = r; setenv( "QWS_DISPLAY", QString( "Transformed:Rot%1:0" ).arg( r ).latin1(), 1 ); Config config("qpe"); config.setGroup( "Rotation" ); config.writeEntry( "Rot", r ); } else { #ifndef QT_NO_COP { QCopEnvelope e( "QPE/System", "setDefaultRotation(int)" ); e << r; } #endif } } #include <qgfx_qws.h> #include <qwindowsystem_qws.h> #if QT_VERSION > 236 extern void qws_clearLoadedFonts(); #endif void QPEApplication::setCurrentMode( int x, int y, int depth ) { // Reset the caches #if QT_VERSION > 236 qws_clearLoadedFonts(); #endif QPixmapCache::clear(); // Change the screen mode qt_screen->setMode(x, y, depth); if ( qApp->type() == GuiServer ) { #if QT_VERSION > 236 // Reconfigure the GuiServer qwsServer->beginDisplayReconfigure(); qwsServer->endDisplayReconfigure(); #endif // Get all the running apps to reset QCopEnvelope env( "QPE/System", "reset()" ); } } void QPEApplication::reset() { // Reconnect to the screen qt_screen->disconnect(); qt_screen->connect( QString::null ); // Redraw everything applyStyle(); } #if (QT_VERSION < 238) && defined Q_OS_MACX bool qt_left_hand_scrollbars = false; #else extern bool qt_left_hand_scrollbars QPE_WEAK_SYMBOL; #endif /*! \internal */ void QPEApplication::applyStyle() { Config config( "qpe" ); config.setGroup( "Appearance" ); #if QT_VERSION > 233 #if !defined(OPIE_NO_OVERRIDE_QT) // don't block ourselves ... Opie::force_appearance = 0; static QString appname = Opie::binaryName ( ); QStringList ex = config. readListEntry ( "NoStyle", ';' ); int nostyle = 0; for ( QStringList::Iterator it = ex. begin ( ); it != ex. end ( ); ++it ) { if ( QRegExp (( *it ). mid ( 1 ), false, true ). find ( appname, 0 ) >= 0 ) { nostyle = ( *it ). left ( 1 ). toInt ( 0, 32 ); break; } } #else int nostyle = 0; #endif // Widget style QString style = config.readEntry( "Style", "FlatStyle" ); // don't set a custom style if ( nostyle & Opie::Force_Style ) style = "FlatStyle"; internalSetStyle ( style ); // Colors - from /etc/colors/Liquid.scheme QColor bgcolor( config.readEntry( "Background", "#E0E0E0" ) ); QColor btncolor( config.readEntry( "Button", "#96c8fa" ) ); QPalette pal( btncolor, bgcolor ); QString color = config.readEntry( "Highlight", "#73adef" ); pal.setColor( QColorGroup::Highlight, QColor( color ) ); color = config.readEntry( "HighlightedText", "#FFFFFF" ); pal.setColor( QColorGroup::HighlightedText, QColor( color ) ); color = config.readEntry( "Text", "#000000" ); pal.setColor( QColorGroup::Text, QColor( color ) ); color = config.readEntry( "ButtonText", "#000000" ); pal.setColor( QPalette::Active, QColorGroup::ButtonText, QColor( color ) ); color = config.readEntry( "Base", "#FFFFFF" ); pal.setColor( QColorGroup::Base, QColor( color ) ); pal.setColor( QPalette::Disabled, QColorGroup::Text, pal.color( QPalette::Active, QColorGroup::Background ).dark() ); setPalette( pal, TRUE ); // Set the ScrollBar on the 'right' side but only if the weak symbol is present if (&qt_left_hand_scrollbars ) qt_left_hand_scrollbars = config.readBoolEntry( "LeftHand", false ); // Window Decoration QString dec = config.readEntry( "Decoration", "Flat" ); // don't set a custom deco if ( nostyle & Opie::Force_Decoration ) dec = ""; if ( dec != d->decorationName ) { qwsSetDecoration( new QPEDecoration( dec ) ); d->decorationName = dec; } // Font QString ff = config.readEntry( "FontFamily", font().family() ); int fs = config.readNumEntry( "FontSize", font().pointSize() ); // don't set a custom font if ( nostyle & Opie::Force_Font ) { ff = "Vera"; fs = 10; } setFont ( QFont ( ff, fs ), true ); #if !defined(OPIE_NO_OVERRIDE_QT) // revert to global blocking policy ... Opie::force_appearance = config. readBoolEntry ( "ForceStyle", false ) ? Opie::Force_All : Opie::Force_None; Opie::force_appearance &= ~nostyle; #endif #endif } void QPEApplication::systemMessage( const QCString& msg, const QByteArray& data ) { #ifdef Q_WS_QWS QDataStream stream( data, IO_ReadOnly ); if ( msg == "applyStyle()" ) { applyStyle(); } else if ( msg == "toggleApplicationMenu()" ) { QWidget *active = activeWindow ( ); if ( active ) { QPEMenuToolFocusManager *man = QPEMenuToolFocusManager::manager ( ); bool oldactive = man-> isActive ( ); man-> setActive( !man-> isActive() ); if ( !oldactive && !man-> isActive ( )) { // no menubar to toggle -> try O-Menu QCopEnvelope e ( "QPE/TaskBar", "toggleStartMenu()" ); } } } else if ( msg == "setDefaultRotation(int)" ) { if ( type() == GuiServer ) { int r; stream >> r; setDefaultRotation( r ); } } else if ( msg == "setCurrentMode(int,int,int)" ) { // Added: 2003-06-11 by Tim Ansell <mithro@mithis.net> if ( type() == GuiServer ) { int x, y, depth; stream >> x; stream >> y; stream >> depth; setCurrentMode( x, y, depth ); } } else if ( msg == "reset()" ) { if ( type() != GuiServer ) reset(); } else if ( msg == "setCurrentRotation(int)" ) { int r; stream >> r; setCurrentRotation( r ); } else if ( msg == "shutdown()" ) { if ( type() == GuiServer ) shutdown(); } else if ( msg == "quit()" ) { if ( type() != GuiServer ) tryQuit(); } else if ( msg == "forceQuit()" ) { if ( type() != GuiServer ) quit(); } else if ( msg == "restart()" ) { if ( type() == GuiServer ) restart(); } else if ( msg == "language(QString)" ) { if ( type() == GuiServer ) { QString l; stream >> l; QString cl = getenv( "LANG" ); if ( cl != l ) { if ( l.isNull() ) unsetenv( "LANG" ); else setenv( "LANG", l.latin1(), 1 ); restart(); } } } else if ( msg == "timeChange(QString)" ) { QString t; stream >> t; if ( t.isNull() ) unsetenv( "TZ" ); else setenv( "TZ", t.latin1(), 1 ); // emit the signal so everyone else knows... emit timeChanged(); } else if ( msg == "addAlarm(QDateTime,QCString,QCString,int)" ) { if ( type() == GuiServer ) { QDateTime when; QCString channel, message; int data; stream >> when >> channel >> message >> data; AlarmServer::addAlarm( when, channel, message, data ); } } else if ( msg == "deleteAlarm(QDateTime,QCString,QCString,int)" ) { if ( type() == GuiServer ) { QDateTime when; QCString channel, message; int data; stream >> when >> channel >> message >> data; AlarmServer::deleteAlarm( when, channel, message, data ); } } else if ( msg == "clockChange(bool)" ) { int tmp; stream >> tmp; emit clockChanged( tmp ); } else if ( msg == "weekChange(bool)" ) { int tmp; stream >> tmp; emit weekChanged( tmp ); } else if ( msg == "setDateFormat(DateFormat)" ) { DateFormat tmp; stream >> tmp; emit dateFormatChanged( tmp ); } else if ( msg == "setVolume(int,int)" ) { int t, v; stream >> t >> v; setVolume( t, v ); emit volumeChanged( muted ); } else if ( msg == "volumeChange(bool)" ) { stream >> muted; setVolume(); emit volumeChanged( muted ); } else if ( msg == "setMic(int,int)" ) { // Added: 2002-02-08 by Jeremy Cowgar <jc@cowgar.com> int t, v; stream >> t >> v; setMic( t, v ); emit micChanged( micMuted ); } else if ( msg == "micChange(bool)" ) { // Added: 2002-02-08 by Jeremy Cowgar <jc@cowgar.com> stream >> micMuted; setMic(); emit micChanged( micMuted ); } else if ( msg == "setBass(int,int)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org> int t, v; stream >> t >> v; setBass( t, v ); } else if ( msg == "bassChange(bool)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org> setBass(); } else if ( msg == "setTreble(int,int)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org> int t, v; stream >> t >> v; setTreble( t, v ); } else if ( msg == "trebleChange(bool)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org> setTreble(); } else if ( msg == "getMarkedText()" ) { if ( type() == GuiServer ) { const ushort unicode = 'C'-'@'; const int scan = Key_C; qwsServer->processKeyEvent( unicode, scan, ControlButton, TRUE, FALSE ); qwsServer->processKeyEvent( unicode, scan, ControlButton, FALSE, FALSE ); } } else if ( msg == "newChannel(QString)") { QString myChannel = "QPE/Application/" + d->appName; QString channel; stream >> channel; if (channel == myChannel) { processQCopFile(); d->sendQCopQ(); } } #endif } /*! \internal */ bool QPEApplication::raiseAppropriateWindow() { bool r=FALSE; // 1. Raise the main widget QWidget *top = d->qpe_main_widget; if ( !top ) top = mainWidget(); if ( top && d->keep_running ) { if ( top->isVisible() ) r = TRUE; else if (d->preloaded) { // We are preloaded and not visible.. pretend we just started.. #ifndef QT_NO_COP QCopEnvelope e("QPE/System", "fastAppShowing(QString)"); e << d->appName; #endif } d->show_mx(top,d->nomaximize, d->appName); top->raise(); } QWidget *topm = activeModalWidget(); // 2. Raise any parentless widgets (except top and topm, as they // are raised before and after this loop). Order from most // recently raised as deepest to least recently as top, so // that repeated calls cycle through widgets. QWidgetList *list = topLevelWidgets(); if ( list ) { bool foundlast = FALSE; QWidget* topsub = 0; if ( d->lastraised ) { for (QWidget* w = list->first(); w; w = list->next()) { if ( !w->parentWidget() && w != topm && w->isVisible() && !w->isDesktop() ) { if ( w == d->lastraised ) foundlast = TRUE; if ( foundlast ) { w->raise(); topsub = w; } } } } for (QWidget* w = list->first(); w; w = list->next()) { if ( !w->parentWidget() && w != topm && w->isVisible() && !w->isDesktop() ) { if ( w == d->lastraised ) break; w->raise(); topsub = w; } } d->lastraised = topsub; delete list; } // 3. Raise the active modal widget. if ( topm ) { topm->show(); topm->raise(); // If we haven't already handled the fastAppShowing message if (!top && d->preloaded) { #ifndef QT_NO_COP QCopEnvelope e("QPE/System", "fastAppShowing(QString)"); e << d->appName; #endif } r = FALSE; } return r; } void QPEApplication::pidMessage( const QCString& msg, const QByteArray& data) { #ifdef Q_WS_QWS if ( msg == "quit()" ) { tryQuit(); } else if ( msg == "quitIfInvisible()" ) { if ( d->qpe_main_widget && !d->qpe_main_widget->isVisible() ) quit(); } else if ( msg == "close()" ) { hideOrQuit(); } else if ( msg == "disablePreload()" ) { d->preloaded = FALSE; d->keep_running = TRUE; /* so that quit will quit */ } else if ( msg == "enablePreload()" ) { if (d->qpe_main_widget) d->preloaded = TRUE; d->keep_running = TRUE; /* so next quit won't quit */ } else if ( msg == "raise()" ) { d->keep_running = TRUE; d->notbusysent = FALSE; raiseAppropriateWindow(); // Tell the system we're still chugging along... QCopEnvelope e("QPE/System", "appRaised(QString)"); e << d->appName; } else if ( msg == "flush()" ) { emit flush(); // we need to tell the desktop QCopEnvelope e( "QPE/Desktop", "flushDone(QString)" ); e << d->appName; } else if ( msg == "reload()" ) { emit reload(); } else if ( msg == "setDocument(QString)" ) { d->keep_running = TRUE; QDataStream stream( data, IO_ReadOnly ); QString doc; stream >> doc; QWidget *mw = mainWidget(); if ( !mw ) mw = d->qpe_main_widget; if ( mw ) Global::setDocument( mw, doc ); } else if ( msg == "QPEProcessQCop()" ) { processQCopFile(); d->sendQCopQ(); }else { bool p = d->keep_running; d->keep_running = FALSE; emit appMessage( msg, data); if ( d->keep_running ) { d->notbusysent = FALSE; raiseAppropriateWindow(); if ( !p ) { // Tell the system we're still chugging along... #ifndef QT_NO_COP QCopEnvelope e("QPE/System", "appRaised(QString)"); e << d->appName; #endif } } if ( p ) d->keep_running = p; } #endif } /*! Sets widget \a mw as the mainWidget() and shows it. For small windows, consider passing TRUE for \a nomaximize rather than the default FALSE. \sa showMainDocumentWidget() */ void QPEApplication::showMainWidget( QWidget* mw, bool nomaximize ) { // setMainWidget(mw); this breaks FastLoading because lastWindowClose() would quit d->show(mw, nomaximize ); } /*! Sets widget \a mw as the mainWidget() and shows it. For small windows, consider passing TRUE for \a nomaximize rather than the default FALSE. This calls designates the application as a \link docwidget.html document-oriented\endlink application. The \a mw widget \e must have this slot: setDocument(const QString&). \sa showMainWidget() */ void QPEApplication::showMainDocumentWidget( QWidget* mw, bool nomaximize ) { if ( mw && argc() == 2 ) Global::setDocument( mw, QString::fromUtf8(argv()[1]) ); // setMainWidget(mw); see above d->show(mw, nomaximize ); } /*! If an application is started via a \link qcop.html QCop\endlink message, the application will process the \link qcop.html QCop\endlink message and then quit. If the application calls this function while processing a \link qcop.html QCop\endlink message, after processing its outstanding \link qcop.html QCop\endlink messages the application will start 'properly' and show itself. \sa keepRunning() */ void QPEApplication::setKeepRunning() { if ( qApp && qApp->inherits( "QPEApplication" ) ) { QPEApplication * qpeApp = ( QPEApplication* ) qApp; qpeApp->d->keep_running = TRUE; } } /*! Returns TRUE if the application will quit after processing the current list of qcop messages; otherwise returns FALSE. \sa setKeepRunning() */ bool QPEApplication::keepRunning() const { return d->keep_running; } /*! \internal */ void QPEApplication::internalSetStyle( const QString &style ) { #if QT_VERSION >= 300 if ( style == "QPE" ) { setStyle( new QPEStyle ); } else { QStyle *s = QStyleFactory::create( style ); if ( s ) setStyle( s ); } #else if ( style == "Windows" ) { setStyle( new QWindowsStyle ); } else if ( style == "QPE" ) { setStyle( new QPEStyle ); } else if ( style == "Light" ) { setStyle( new LightStyle ); } #ifndef QT_NO_STYLE_PLATINUM else if ( style == "Platinum" ) { setStyle( new QPlatinumStyle ); } #endif #ifndef QT_NO_STYLE_MOTIF else if ( style == "Motif" ) { setStyle( new QMotifStyle ); } #endif #ifndef QT_NO_STYLE_MOTIFPLUS else if ( style == "MotifPlus" ) { setStyle( new QMotifPlusStyle ); } #endif else { QStyle *sty = 0; QString path = QPEApplication::qpeDir ( ) + "plugins/styles/"; #ifdef Q_OS_MACX if ( style. find ( ".dylib" ) > 0 ) path += style; else path = path + "lib" + style. lower ( ) + ".dylib"; // compatibility #else if ( style. find ( ".so" ) > 0 ) path += style; else path = path + "lib" + style. lower ( ) + ".so"; // compatibility #endif static QLibrary *lastlib = 0; static StyleInterface *lastiface = 0; QLibrary *lib = new QLibrary ( path ); StyleInterface *iface = 0; if (( lib-> queryInterface ( IID_Style, ( QUnknownInterface ** ) &iface ) == QS_OK ) && iface ) sty = iface-> style ( ); if ( sty ) { setStyle ( sty ); if ( lastiface ) lastiface-> release ( ); lastiface = iface; if ( lastlib ) { lastlib-> unload ( ); delete lastlib; } lastlib = lib; } else { if ( iface ) iface-> release ( ); delete lib; setStyle ( new LightStyle ( )); } } #endif } /*! \internal */ void QPEApplication::prepareForTermination( bool willrestart ) { if ( willrestart ) { QLabel *lblWait = new QLabel( tr( "Please wait..." ), 0, "wait hack", QWidget::WStyle_Customize | QWidget::WStyle_NoBorder | QWidget::WStyle_Tool ); lblWait->setAlignment( QWidget::AlignCenter ); lblWait->show(); lblWait->showMaximized(); } { QCopEnvelope envelope( "QPE/System", "forceQuit()" ); } processEvents(); // ensure the message goes out. } /*! \internal */ void QPEApplication::shutdown() { // Implement in server's QPEApplication subclass } /*! \internal */ void QPEApplication::restart() { // Implement in server's QPEApplication subclass } static QPtrDict<void>* stylusDict = 0; static void createDict() { if ( !stylusDict ) stylusDict = new QPtrDict<void>; } /*! Returns the current StylusMode for widget \a w. \sa setStylusOperation() StylusMode */ QPEApplication::StylusMode QPEApplication::stylusOperation( QWidget* w ) { if ( stylusDict ) return ( StylusMode ) ( int ) stylusDict->find( w ); return LeftOnly; } /*! \enum QPEApplication::StylusMode \value LeftOnly the stylus only generates LeftButton events (the default). \value RightOnHold the stylus generates RightButton events if the user uses the press-and-hold gesture. \sa setStylusOperation() stylusOperation() */ /*! Causes widget \a w to receive mouse events according to the stylus \a mode. \sa stylusOperation() StylusMode */ void QPEApplication::setStylusOperation( QWidget * w, StylusMode mode ) { createDict(); if ( mode == LeftOnly ) { stylusDict->remove ( w ); w->removeEventFilter( qApp ); } else { stylusDict->insert( w, ( void* ) mode ); connect( w, SIGNAL( destroyed() ), qApp, SLOT( removeSenderFromStylusDict() ) ); w->installEventFilter( qApp ); } } /*! \reimp */ bool QPEApplication::eventFilter( QObject *o, QEvent *e ) { if ( !o->isWidgetType() ) return FALSE; if ( stylusDict && e->type() >= QEvent::MouseButtonPress && e->type() <= QEvent::MouseMove ) { QMouseEvent * me = ( QMouseEvent* ) e; StylusMode mode = (StylusMode)(int)stylusDict->find(o); switch (mode) { case RightOnHold: switch ( me->type() ) { case QEvent::MouseButtonPress: if ( me->button() == LeftButton ) { static long Pref = 500; // #### pref. d->presswidget = (QWidget*)o; d->presspos = me->pos(); d->rightpressed = FALSE; #ifdef OPIE_WITHROHFEEDBACK if( ! d->RoH ) d->RoH = new Opie::Internal::RoHFeedback; d->RoH->init( me->globalPos(), d->presswidget ); Pref = d->RoH->delay(); #endif if (!d->presstimer ) d->presstimer = startTimer( Pref ); // #### pref. } break; case QEvent::MouseMove: if (d->presstimer && (me->pos() - d->presspos).manhattanLength() > 8) { killTimer(d->presstimer); #ifdef OPIE_WITHROHFEEDBACK d->RoH->stop(); #endif d->presstimer = 0; } break; case QEvent::MouseButtonRelease: if ( me->button() == LeftButton ) { if ( d->presstimer ) { killTimer(d->presstimer); #ifdef OPIE_WITHROHFEEDBACK d->RoH->stop( ); #endif d->presstimer = 0; } if ( d->rightpressed && d->presswidget ) { printf( "Send ButtonRelease\n" ); // Right released postEvent( d->presswidget, new QMouseEvent( QEvent::MouseButtonRelease, me->pos(), RightButton, LeftButton + RightButton ) ); // Left released, off-widget postEvent( d->presswidget, new QMouseEvent( QEvent::MouseMove, QPoint( -1, -1), LeftButton, LeftButton ) ); postEvent( d->presswidget, new QMouseEvent( QEvent::MouseButtonRelease, QPoint( -1, -1), LeftButton, LeftButton ) ); d->rightpressed = FALSE; return TRUE; // don't send the real Left release } } break; default: break; } break; default: ; } } else if ( e->type() == QEvent::KeyPress || e->type() == QEvent::KeyRelease ) { QKeyEvent *ke = (QKeyEvent *)e; if ( ke->key() == Key_Enter ) { if ( o->isA( "QRadioButton" ) || o->isA( "QCheckBox" ) ) { postEvent( o, new QKeyEvent( e->type(), Key_Space, ' ', ke->state(), " ", ke->isAutoRepeat(), ke->count() ) ); return TRUE; } } } return FALSE; } /*! \reimp */ void QPEApplication::timerEvent( QTimerEvent *e ) { if ( e->timerId() == d->presstimer && d->presswidget ) { // Right pressed postEvent( d->presswidget, new QMouseEvent( QEvent::MouseButtonPress, d->presspos, RightButton, LeftButton ) ); killTimer( d->presstimer ); d->presstimer = 0; d->rightpressed = TRUE; #ifdef OPIE_WITHROHFEEDBACK d->RoH->stop(); #endif } } void QPEApplication::removeSenderFromStylusDict() { stylusDict->remove ( ( void* ) sender() ); if ( d->presswidget == sender() ) d->presswidget = 0; } /*! \internal */ bool QPEApplication::keyboardGrabbed() const { return d->kbgrabbed; } /*! Reverses the effect of grabKeyboard(). This is called automatically on program exit. */ void QPEApplication::ungrabKeyboard() { ((QPEApplication *) qApp )-> d-> kbgrabbed = false; } /*! Grabs the physical keyboard keys, e.g. the application's launching keys. Instead of launching applications when these keys are pressed the signals emitted are sent to this application instead. Some games programs take over the launch keys in this way to make interaction easier. \sa ungrabKeyboard() */ void QPEApplication::grabKeyboard() { ((QPEApplication *) qApp )-> d-> kbgrabbed = true; } /*! \reimp */ int QPEApplication::exec() { d->qcopQok = true; #ifndef QT_NO_COP d->sendQCopQ(); if ( !d->keep_running ) processEvents(); // we may have received QCop messages in the meantime. #endif if ( d->keep_running ) //|| d->qpe_main_widget && d->qpe_main_widget->isVisible() ) return QApplication::exec(); #ifndef QT_NO_COP { QCopEnvelope e( "QPE/System", "closing(QString)" ); e << d->appName; } #endif processEvents(); return 0; } /*! \internal External request for application to quit. Quits if possible without loosing state. */ void QPEApplication::tryQuit() { if ( activeModalWidget() ) return ; // Inside modal loop or konsole. Too hard to save state. #ifndef QT_NO_COP { QCopEnvelope e( "QPE/System", "closing(QString)" ); e << d->appName; } #endif if ( d->keep_running ) d->store_widget_rect(d->qpe_main_widget, d->appName); processEvents(); quit(); } /*! \internal User initiated quit. Makes the window 'Go Away'. If preloaded this means hiding the window. If not it means quitting the application. As this is user initiated we don't need to check state. */ void QPEApplication::hideOrQuit() { if ( d->keep_running ) d->store_widget_rect(d->qpe_main_widget, d->appName); processEvents(); // If we are a preloaded application we don't actually quit, so emit // a System message indicating we're quasi-closing. if ( d->preloaded && d->qpe_main_widget ) #ifndef QT_NO_COP { QCopEnvelope e("QPE/System", "fastAppHiding(QString)" ); e << d->appName; d->qpe_main_widget->hide(); } #endif else quit(); } #if (__GNUC__ > 2 ) extern "C" void __cxa_pure_virtual(); void __cxa_pure_virtual() { fprintf( stderr, "Pure virtual called\n"); abort(); } #endif #if defined(OPIE_NEW_MALLOC) // The libraries with the skiff package (and possibly others) have // completely useless implementations of builtin new and delete that // use about 50% of your CPU. Here we revert to the simple libc // functions. void* operator new[]( size_t size ) { return malloc( size ); } void* operator new( size_t size ) { return malloc( size ); } void operator delete[]( void* p ) { + if ( p ) free( p ); } void operator delete[]( void* p, size_t /*size*/ ) { + if ( p ) free( p ); } void operator delete( void* p ) { + if ( p ) free( p ); } void operator delete( void* p, size_t /*size*/ ) { + if ( p ) free( p ); } #endif #if ( QT_VERSION <= 230 ) && !defined(SINGLE_APP) #include <qwidgetlist.h> #ifdef QWS #include <qgfx_qws.h> extern QRect qt_maxWindowRect; void qt_setMaxWindowRect(const QRect& r ) { qt_maxWindowRect = qt_screen->mapFromDevice( r, qt_screen->mapToDevice( QSize( qt_screen->width(), qt_screen->height() ) ) ); // Re-resize any maximized windows QWidgetList* l = QApplication::topLevelWidgets(); if ( l ) { QWidget * w = l->first(); while ( w ) { if ( w->isVisible() && w->isMaximized() ) { w->showMaximized(); } w = l->next(); } delete l; } } #endif #endif |