small additions to support grabbing the buttons back from a crashed

application

1 files changed, 11 insertions, 0 deletions

diff --git a/library/qpeapplication.cpp b/library/qpeapplication.cpp
index 852671a..b26933b 100644
--- a/library/qpeapplication.cpp
+++ b/library/qpeapplication.cpp
@@ -74,64 +74,65 @@
 #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 ), kbgrabber( 0 ),
 			rightpressed( FALSE ),  kbregrab( FALSE ), notbusysent( FALSE ), preloaded( FALSE ),
 			forceshow( FALSE ), nomaximize( FALSE ), keep_running( TRUE ), qpe_main_widget( 0 )
 
 	{
 		qcopq.setAutoDelete( TRUE );
 	}
 
 	int presstimer;
 	QWidget* presswidget;
 	int kbgrabber;
+	QString kbgrabber_appname;
 	QPoint presspos;
 
 	bool rightpressed : 1;
 	bool kbregrab     : 1;
 	bool notbusysent  : 1;
 	bool preloaded    : 1;
 	bool forceshow    : 1;
 	bool nomaximize   : 1;
 	bool keep_running : 1;
 
 	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;
 	QList<QCopRec> qcopq;
 
 	void enqueueQCop( const QCString &ch, const QCString &msg,
 	                  const QByteArray &data )
 	{
 		qcopq.append( new QCopRec( ch, msg, data ) );
 	}
 	void sendQCopQ()
 	{
@@ -1035,64 +1036,66 @@ void QPEApplication::systemMessage( const QCString& msg, const QByteArray& data
 	else if ( msg == "setDefaultRotation(int)" ) {
 		if ( type() == GuiServer ) {
 			int r;
 			stream >> r;
 			setDefaultRotation( 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 == "grabKeyboard(QString)" ) {
 		QString who;
 		stream >> who;
 		if ( who.isEmpty() )
 			d->kbgrabber = 0;
 		else if ( who != d->appName )
 			d->kbgrabber = 1;
 		else
 			d->kbgrabber = 2;
+			
+		d-> kbgrabber_appname = who;
 	}
 	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 == "execute(QString)" ) {
 		if ( type() == GuiServer ) {
 			QString t;
 			stream >> t;
 			Global::execute( t );
 		}
 	}
@@ -1595,64 +1598,72 @@ bool QPEApplication::eventFilter( QObject *o, QEvent *e )
 /*!
   \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;
 	}
 }
 
 void QPEApplication::removeSenderFromStylusDict()
 {
 	stylusDict->remove
 	( ( void* ) sender() );
 	if ( d->presswidget == sender() )
 		d->presswidget = 0;
 }
 
 /*!
   \internal
 */
 bool QPEApplication::keyboardGrabbed() const
 {
 	return d->kbgrabber;
 }
 
+/*!
+  \internal
+*/
+QString QPEApplication::keyboardGrabbedBy() const
+{
+	return d->kbgrabber_appname;
+}
+
 
 /*!
   Reverses the effect of grabKeyboard(). This is called automatically
   on program exit.
 */
 void QPEApplication::ungrabKeyboard()
 {
 	QPEApplicationData * d = ( ( QPEApplication* ) qApp ) ->d;
 	if ( d->kbgrabber == 2 ) {
 #ifndef QT_NO_COP
 		QCopEnvelope e( "QPE/System", "grabKeyboard(QString)" );
 		e << QString::null;
 #endif
 
 		d->kbregrab = FALSE;
 		d->kbgrabber = 0;
 	}
 }
 
 /*!
   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()
 {
 	QPEApplicationData * d = ( ( QPEApplication* ) qApp ) ->d;
 	if ( qApp->type() == QApplication::GuiServer )