Add RightOn Hold Visual Feedback and integrate it

into QPEApplication

Icons and Config Option will be comitted by WIMPIE

1 files changed, 29 insertions, 3 deletions

diff --git a/library/qpeapplication.cpp b/library/qpeapplication.cpp
index 59ca61b..acad81d 100644
--- a/library/qpeapplication.cpp
+++ b/library/qpeapplication.cpp
@@ -36,157 +36,162 @@
 #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"
 #include "fontdatabase.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>
 #ifndef QT_NO_SOUND
 #include <sys/soundcard.h>
 #endif
 #include "qt_override_p.h"
 
+#include <qpe/rohfeedback.h>
+
+
 static bool useBigPixmaps = 0;
 
+
 class HackWidget : public QWidget
 {
 public:
     bool needsOk()
     { return (getWState() & WState_Reserved1 ); }
 
     QRect normalGeometry()
     { return topData()->normalGeometry; };
 };
 
 class QPEApplicationData
 {
 public:
     QPEApplicationData ( )
         : presstimer( 0 ), presswidget( 0 ), rightpressed( false ), kbgrabbed( false ),
           notbusysent( false ), preloaded( false ), forceshow( false ), nomaximize( false ),
           keep_running( true ), qcopQok( false ),
           fontFamily( "Vera" ), fontSize( 10 ), smallIconSize( 14 ),
           bigIconSize( 32 ), qpe_main_widget( 0 )
     {
         Config cfg( "qpe" );
         cfg.setGroup( "Appearance" );
         useBigPixmaps = cfg.readBoolEntry( "useBigPixmaps", false );
         fontFamily = cfg.readEntry( "FontFamily", "Vera" );
         fontSize = cfg.readNumEntry( "FontSize", 10 );
         smallIconSize = cfg.readNumEntry( "SmallIconSize", 14 );
         bigIconSize = cfg.readNumEntry( "BigIconSize", 32 );
+        RoH = 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 keep_running : 1;
     bool qcopQok      : 1;
 
     QCString fontFamily;
     int fontSize;
     int smallIconSize;
     int bigIconSize;
 
   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, QString &strName)
@@ -431,128 +436,130 @@ static void qpe_show_dialog( QDialog* d, bool nomax )
                 show_mx(mw, nomax, appName);
         }
         else if ( keep_running ) {
             show_mx(mw, nomax, appName);
         }
     }
 
     void loadTextCodecs()
     {
         QString path = QPEApplication::qpeDir() + "/plugins/textcodecs";
 #ifdef Q_OS_MACX
         QDir dir( path, "lib*.dylib" );
 #else
         QDir dir( path, "lib*.so" );
 #endif
         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";
 #ifdef Q_OS_MACX
         QDir dir( path, "lib*.dylib" );
 #else
         QDir dir( path, "lib*.so" );
 #endif
         QStringList list;
         if ( dir. exists ( ))
             list = dir.entryList();
         QStringList::Iterator it;
         for ( it = list.begin(); it != list.end(); ++it ) {
             ImageCodecInterface *iface = 0;
             QLibrary *lib = new QLibrary( path + "/" + *it );
             if ( lib->queryInterface( IID_QtopiaImageCodec, (QUnknownInterface**)&iface ) == QS_OK && iface ) {
                 QStringList formats = iface->keys();
                 for (QStringList::ConstIterator i = formats.begin(); i != formats.end(); ++i) {
                     (void)iface->installIOHandler(*i);
                     // ### it exists now; need to remember if we can delete it
                 }
             }
             else {
                 lib->unload();
                 delete lib;
             }
         }
     }
+
+    Opie::Internal::RoHFeedback * RoH;
 };
 
 class ResourceMimeFactory : public QMimeSourceFactory
 {
 public:
         ResourceMimeFactory() : resImage( 0 )
     {
         setFilePath( Global::helpPath() );
         setExtensionType( "html", "text/html;charset=UTF-8" );
     }
         ~ResourceMimeFactory() {
             delete resImage;
         }
 
     const QMimeSource* data( const QString& abs_name ) const
     {
         const QMimeSource * r = QMimeSourceFactory::data( abs_name );
         if ( !r ) {
             int sl = abs_name.length();
             do {
                 sl = abs_name.findRev( '/', sl - 1 );
                 QString name = sl >= 0 ? abs_name.mid( sl + 1 ) : abs_name;
                 int dot = name.findRev( '.' );
                 if ( dot >= 0 )
                     name = name.left( dot );
                 QImage img = Resource::loadImage( name );
                 if ( !img.isNull() ) {
                                     delete resImage;
                                     resImage = new QImageDrag( img );
                                     r = resImage;
                                 }
             }
             while ( !r && sl > 0 );
         }
         return r;
     }
 private:
     mutable QImageDrag *resImage;
 };
 
 static int& hack(int& i)
 {
 #if QT_VERSION <= 230 && defined(QT_NO_CODECS)
     // These should be created, but aren't in Qt 2.3.0
     (void)new QUtf8Codec;
     (void)new QUtf16Codec;
 #endif
     return i;
 }
 
 static int muted = 0;
 static int micMuted = 0;
 
 static void setVolume( int t = 0, int percent = -1 )
 {
     switch ( t ) {
         case 0: {
                 Config cfg( "qpe" );
                 cfg.setGroup( "Volume" );
                 if ( percent < 0 )
                     percent = cfg.readNumEntry( "VolumePercent", 50 );
 #ifndef QT_NO_SOUND
                 int fd = 0;
                 if ( ( fd = open( "/dev/mixer", O_RDWR ) ) >= 0 ) {
@@ -1144,129 +1151,129 @@ bool QPEApplication::qwsEventFilter( QWSEvent * e )
                                     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
-
+    delete d->RoH;
     delete d;
 }
 
 /*!
   Returns <tt>$OPIEDIR/</tt>.
 */
 QString QPEApplication::qpeDir()
 {
     const char * base = getenv( "OPIEDIR" );
     if ( base )
         return QString( base ) + "/";
 
     return QString( "../" );
 }
 
 /*!
   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 );
@@ -1962,198 +1969,217 @@ static void createDict()
         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 ) {
-                                                    if (!d->presstimer )
-                                                        d->presstimer = startTimer(500); // #### pref.
                             d->presswidget = (QWidget*)o;
                             d->presspos = me->pos();
                             d->rightpressed = FALSE;
+                            // just for the time being
+                            static int pref = 500;
+#ifdef 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 WITHROHFEEDBACK
+                            if( d->RoH )
+                              d->RoH->stop( );
+#endif
                             d->presstimer = 0;
                         }
                         break;
                     case QEvent::MouseButtonRelease:
                         if ( me->button() == LeftButton ) {
                             if ( d->presstimer ) {
                                 killTimer(d->presstimer);
+#ifdef WITHROHFEEDBACK
+                                if( d->RoH )
+                                  d->RoH->stop( );
+#endif
                                 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, ' ',
                                              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;
+        d->RoH->stop();
     }
 }
 
 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;