merges of qcopQok

and QPIxmapCache 'calibration' for PDA needs

1 files changed, 12 insertions, 2 deletions

diff --git a/library/qpeapplication.cpp b/library/qpeapplication.cpp
index 0e469ae..28fb13a 100644
--- a/library/qpeapplication.cpp
+++ b/library/qpeapplication.cpp
@@ -6,160 +6,161 @@
 ** 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.
 **
 */
 #define QTOPIA_INTERNAL_LANGLIST
 #include <stdlib.h>
 #include <unistd.h>
 #include <linux/limits.h> // needed for some toolchains (PATH_MAX)
 #include <qfile.h>
 #include <qqueue.h>
 #ifdef Q_WS_QWS
 #ifndef QT_NO_COP
 #if QT_VERSION <= 231
 #define private public
 #define sendLocally processEvent
 #include "qcopenvelope_qws.h"
 #undef private
 #else
 #include "qcopenvelope_qws.h"
 #endif
 #endif
 #include <qwindowsystem_qws.h>
 #endif
 #include <qtextstream.h>
 #include <qpalette.h>
 #include <qbuffer.h>
 #include <qptrdict.h>
 #include <qregexp.h>
 #include <qdir.h>
 #include <qlabel.h>
 #include <qdialog.h>
 #include <qdragobject.h>
 #include <qtextcodec.h>
 #include <qevent.h>
 #include <qtooltip.h>
 #include <qsignal.h>
 #include <qmainwindow.h>
 #include <qwidgetlist.h>
+#include <qpixmapcache.h>
 
 #if defined(Q_WS_QWS) && !defined(QT_NO_COP)
 #define QTOPIA_INTERNAL_INITAPP
 #include "qpeapplication.h"
 #include "qpestyle.h"
 #include "styleinterface.h"
 #if QT_VERSION >= 300
 #include <qstylefactory.h>
 #else
 #include <qplatinumstyle.h>
 #include <qwindowsstyle.h>
 #include <qmotifstyle.h>
 #include <qmotifplusstyle.h>
 #include "lightstyle.h"
 
 #include <qpe/qlibrary.h>
 #endif
 #include "global.h"
 #include "resource.h"
 #if QT_VERSION <= 230 && defined(QT_NO_CODECS)
 #include "qutfcodec.h"
 #endif
 #include "config.h"
 #include "network.h"
 #ifdef QWS
 #include "fontmanager.h"
 #endif
 
 #include "alarmserver.h"
 #include "applnk.h"
 #include "qpemenubar.h"
 #include "textcodecinterface.h"
 #include "imagecodecinterface.h"
 
 #include <unistd.h>
 #include <sys/file.h>
 #include <sys/ioctl.h>
 #include <sys/soundcard.h>
 
 #include "qt_override_p.h"
 
 
 class QPEApplicationData
 {
 public:
 	QPEApplicationData ( )
 		: presstimer( 0 ), presswidget( 0 ), rightpressed( false ), kbgrabbed( false ),
 		  notbusysent( false ), preloaded( false ), forceshow( false ), nomaximize( false ),
-		  keep_running( true ), qpe_main_widget( 0 ), qcopQok( false )
+		  keep_running( true ), qcopQok( false ), qpe_main_widget( 0 )
 
 	{}
 
 	int presstimer;
 	QWidget* presswidget;
 	QPoint presspos;
 
 	bool rightpressed : 1;
 	bool kbgrabbed    : 1;
 	bool notbusysent  : 1;
 	bool preloaded    : 1;
 	bool forceshow    : 1;
 	bool nomaximize   : 1;
-        bool qcopQok      : 1;
 	bool keep_running : 1;
+        bool qcopQok      : 1;
 
 
         QStringList langs;
 	QString appName;
 	struct QCopRec
 	{
 		QCopRec( const QCString &ch, const QCString &msg,
 		         const QByteArray &d ) :
 				channel( ch ), message( msg ), data( d )
 		{ }
 
 		QCString channel;
 		QCString message;
 		QByteArray data;
 	};
 	QWidget* qpe_main_widget;
         QGuardedPtr<QWidget> lastraised;
 	QQueue<QCopRec> qcopq;
         QString styleName;
 	QString decorationName;
 
 	void enqueueQCop( const QCString &ch, const QCString &msg,
 	                  const QByteArray &data )
 	{
 		qcopq.enqueue( new QCopRec( ch, msg, data ) );
 	}
 	void sendQCopQ()
 	{
             if (!qcopQok )
                 return;
 
 		QCopRec * r;
 
            while((r=qcopq.dequeue())) {
                // remove from queue before sending...
                // event loop can come around again before getting
                // back from sendLocally
 #ifndef QT_NO_COP
                QCopChannel::sendLocally( r->channel, r->message, r->data );
 #endif
 
 	       delete r;
            }
 	}
 	static void show_mx(QWidget* mw, bool nomaximize,  const QString & = QString::null )
 	{
 
             // ugly hack, remove that later after finding a sane solution
@@ -169,96 +170,97 @@ public:
 #ifndef QT_QWS_SIMPAD
             if ( QPEApplication::desktop() ->width() >= 600 && ( mw->inherits("QMainWindow") || mw->isA("QMainWindow") ) )  {
                 ( (  QMainWindow* ) mw )->setUsesBigPixmaps( true );
             }
 #endif
 
 		if ( mw->layout() && mw->inherits("QDialog") ) {
 			QPEApplication::showDialog((QDialog*)mw, nomaximize);
 		}
 		else {
 #ifdef Q_WS_QWS
 			if ( !nomaximize )
 				mw->showMaximized();
 			else
 #endif
 
 				mw->show();
 		}
 	}
 	static bool setWidgetCaptionFromAppName( QWidget* /*mw*/, const QString& /*appName*/, const QString& /*appsPath*/ )
 	{
 		/*
 		// This works but disable it for now until it is safe to apply
 		// What is does is scan the .desktop files of all the apps for
 		// the applnk that has the corresponding argv[0] as this program
 		// then it uses the name stored in the .desktop file as the caption
 		// for the main widget. This saves duplicating translations for
 		// the app name in the program and in the .desktop files.
 
 		AppLnkSet apps( appsPath );
 
 		QList<AppLnk> appsList = apps.children();
 		for ( QListIterator<AppLnk> it(appsList); it.current(); ++it ) {
 		  if ( (*it)->exec() == appName ) {
 		mw->setCaption( (*it)->name() );
 		return TRUE;
 		  }
 		}
 		*/
 		return FALSE;
 	}
 
 
 	void show(QWidget* mw, bool nomax)
 	{
 		setWidgetCaptionFromAppName( mw, appName, QPEApplication::qpeDir() + "apps" );
 		nomaximize = nomax;
 		qpe_main_widget = mw;
+                qcopQok = TRUE;
 #ifndef QT_NO_COP
 
 		sendQCopQ();
 #endif
 
 		if ( preloaded ) {
 			if (forceshow)
 				show_mx(mw, nomax);
 		}
 		else if ( keep_running ) {
 			show_mx(mw, nomax);
 		}
 	}
 
 	void loadTextCodecs()
 	{
 		QString path = QPEApplication::qpeDir() + "/plugins/textcodecs";
 		QDir dir( path, "lib*.so" );
 		QStringList list;
 		if ( dir. exists ( ))
 		    list = dir.entryList();
 		QStringList::Iterator it;
 		for ( it = list.begin(); it != list.end(); ++it ) {
 			TextCodecInterface *iface = 0;
 			QLibrary *lib = new QLibrary( path + "/" + *it );
 			if ( lib->queryInterface( IID_QtopiaTextCodec, (QUnknownInterface**)&iface ) == QS_OK && iface ) {
 				QValueList<int> mibs = iface->mibEnums();
 				for (QValueList<int>::ConstIterator i = mibs.begin(); i != mibs.end(); ++i) {
 					(void)iface->createForMib(*i);
 					// ### it exists now; need to remember if we can delete it
 				}
 			}
 			else {
 				lib->unload();
 				delete lib;
 			}
 		}
 	}
 
 	void loadImageCodecs()
 	{
 		QString path = QPEApplication::qpeDir() + "/plugins/imagecodecs";
 		QDir dir( path, "lib*.so" );
 		QStringList list;
 		if ( dir. exists ( ))
 		    list = dir.entryList();
 		QStringList::Iterator it;
 		for ( it = list.begin(); it != list.end(); ++it ) {
@@ -531,96 +533,98 @@ void QPEApplication::processQCopFile()
 #ifndef Q_OS_WIN32
 	f.flush();
 	flock(f.handle(), LOCK_UN);
 #endif
     }
 #endif
 }
 
 
 /*!
   \fn void QPEApplication::appMessage( const QCString& msg, const QByteArray& data )
 
   This signal is emitted when a message is received on this
   application's QPE/Application/<i>appname</i> \link qcop.html
   QCop\endlink channel.
 
   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().
 */
 
 /*!
   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.
+
 	d = new QPEApplicationData;
 	d->loadTextCodecs();
 	d->loadImageCodecs();
        	int dw = desktop() ->width();
 
 	if ( dw < 200 ) {
 		setFont( QFont( "vera", 8 ) );
 		AppLnk::setSmallIconSize( 10 );
 		AppLnk::setBigIconSize( 28 );
 	}
 #ifndef QT_QWS_SIMPAD
 	else if ( dw > 600 ) {
                                setFont( QFont( "vera", 16 ) );
                                 AppLnk::setSmallIconSize( 24 );
 		AppLnk::setBigIconSize( 48 );
 	}
 #endif
 	else if ( dw > 200 ) {
 		setFont( QFont( "vera", 10 ) );
 		AppLnk::setSmallIconSize( 14 );
 		AppLnk::setBigIconSize( 32 );
 	}
 
 	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( ".*/" ), "" );
@@ -1731,104 +1735,108 @@ static void createDict()
 
   \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 ) {
+                                                    if (!d->presstimer )
 							d->presstimer = startTimer(500); // #### pref.
 							d->presswidget = (QWidget*)o;
 							d->presspos = me->pos();
 							d->rightpressed = FALSE;
 						}
 						break;
 					case QEvent::MouseMove:
 						if (d->presstimer && (me->pos() - d->presspos).manhattanLength() > 8) {
 							killTimer(d->presstimer);
 							d->presstimer = 0;
 						}
 						break;
 					case QEvent::MouseButtonRelease:
 						if ( me->button() == LeftButton ) {
 							if ( d->presstimer ) {
 								killTimer(d->presstimer);
 								d->presstimer = 0;
 							}
 							if ( d->rightpressed && d->presswidget ) {
 								// 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, ' ',
@@ -1859,96 +1867,98 @@ void QPEApplication::timerEvent( QTimerEvent *e )
 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() || strcmp( argv() [ 0 ], "embeddedkonsole" ) == 0 )
 		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
 	processEvents();
 
 	quit();
 }
 
 /*!
   \internal
 */
 void QPEApplication::installTranslation( const QString& baseName ) {
     QTranslator* trans = new QTranslator(this);
     QString tfn = qpeDir() + "/i18n/"+baseName;
     if ( trans->load( tfn ) )
         installTranslator( trans );
     else
         delete trans;