Use the improved version to iterate over windows from Qtopia

and include the top level widgets in the to be iterated widgets

2 files changed, 66 insertions, 81 deletions

diff --git a/library/qpeapplication.cpp b/library/qpeapplication.cpp
index bf353d4..86aa53d 100644
--- a/library/qpeapplication.cpp
+++ b/library/qpeapplication.cpp
@@ -85,118 +85,118 @@
 #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 )
 
 	{
 		qcopq.setAutoDelete( TRUE );
 	}
 
 	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;
 
         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> lastWidget;
+        QGuardedPtr<QWidget> lastraised;
 	QList<QCopRec> qcopq;
         QString styleName;
 	QString decorationName;
 
 	void enqueueQCop( const QCString &ch, const QCString &msg,
 	                  const QByteArray &data )
 	{
 		qcopq.append( new QCopRec( ch, msg, data ) );
 	}
 	void sendQCopQ()
 	{
 		QCopRec * r;
 #ifndef QT_NO_COP
 
 		for ( QListIterator<QCopRec> it( qcopq ); ( r = it.current() ); ++it )
 			QCopChannel::sendLocally( r->channel, r->message, r->data );
 #endif
 
 		qcopq.clear();
 	}
-	static void show_mx(QWidget* mw, bool nomaximize)
+	static void show_mx(QWidget* mw, bool nomaximize,  const QString & = QString::null )
 	{
 
             // ugly hack, remove that later after finding a sane solution
             // Addendum: Only Sharp currently has models with high resolution but (physically) small displays,
             // so this is only useful if QT_QWS_SIMPAD is NOT defined. E.g. SIMpad has 800x600 but has
             // a (physically) large enough display to use the small icons
 #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;
 	}
 
@@ -659,117 +659,120 @@ QPEApplication::QPEApplication( int & argc, char **argv, Type t )
 #endif
 #else
         initApp( argc, argv );
 #endif
 	//  qwsSetDecoration( new QPEDecoration() );
 
 #ifndef QT_NO_TRANSLATION
 
 	d->langs = Global::languageList();
 	for ( QStringList::ConstIterator it = d->langs.begin(); it != d->langs.end(); ++it ) {
 		QString lang = *it;
 
                 installTranslation( lang + "/libopie.qm");
 		installTranslation( lang + "/libqpe.qm" );
 		installTranslation( lang + "/" + d->appName + ".qm" );
 
 
 		//###language/font hack; should look it up somewhere
 #ifdef QWS
 
                 if ( lang == "ja" || lang == "zh_CN" || lang == "zh_TW" || lang == "ko" ) {
                     QFont fn = FontManager::unicodeFont( FontManager::Proportional );
                     setFont( fn );
                 }
 #endif
         }
 #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 )
 {
+    bool initial = pidChannel; // was set to 0 in the initializer
     delete pidChannel;
     d->keep_running = TRUE;
     d->preloaded = FALSE;
     d->forceshow = FALSE;
 
     QCString channel = QCString(argv[0]);
 
     channel.replace(QRegExp(".*/"),"");
     d->appName = channel;
 
     #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 &)));
 
+    if (!initial) {
     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);
 
     /* install translation here */
     for ( QStringList::ConstIterator it = d->langs.begin(); it != d->langs.end(); ++it )
         installTranslation( (*it) + "/" + d->appName + ".qm" );
 }
 #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;
 }
 
 /*!
@@ -1317,187 +1320,172 @@ void QPEApplication::systemMessage( const QCString& msg, const QByteArray& data
 	}
 	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
 }
 
-#include <qmetaobject.h>
 
-QWidget *QPEApplication::nextWidget(QWidgetList* list,  QWidget* _wid) {
-    QWidget *next = 0;
-    if ( list->isEmpty() || list->count() == 1 )
-        next = _wid;
-    else{
-        QWidget* wid;
-        uint idx   = list->findRef( _wid );
-        uint count = list->count();
-
-        /* one time through the list hacky we may not start with idx but end with it*/
-        for (uint i = (idx + 1)%count; true; i=(i+1)%count ) {
-            wid = list->at(i);
-            if ( wid == _wid ) {
-                next = _wid;
-                break;
-            }else if ((( wid->inherits("QMainWindow") ||
-                        wid->inherits("QDialog") ) &&
-                      wid != qApp->desktop() && !wid->isHidden() ) ||
-                      ( wid == mainWidget() || wid == d->qpe_main_widget ) ){
-                next = wid;
-                break;
-            }
-        }
-    }
 
-    delete list;
-    return next;
-}
+
+
 /*!
   \internal
 */
-// ########## raise()ing main window should raise and set active
-// ########## it and then all childen. This belongs in Qt/Embedded
-/*
- * slightly change in behaviour to kill the need of modality in Opie
- * If any of the topLevelWidgets !isFullyObscured we highlight the next
- * top level window
- * 1)If visible and not modal we iterate over the list of top level widgets
- * 2)If modal we we make the modal and its parent toplevel widget visible if available
- * 3)else make topLevel visible
- *
- * send qcop if necessary and save current visible widget if not modal
- */
 bool QPEApplication::raiseAppropriateWindow()
 {
     bool r = FALSE;
 
-    QWidget *top = d->qpe_main_widget ? d->qpe_main_widget : mainWidget();
-    /* 1. */
-    if ( ( top && (top->isVisible() ) || ( d->lastWidget && d->lastWidget->isVisible() ) ) &&
-         !activeModalWidget() ) {
+    // 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;
-        /*wid will be valid and topLevelWidgets will be deleted properly.. */
-        QWidget *wid = nextWidget( topLevelWidgets(),
-                                   d->lastWidget ? (QWidget*)d->lastWidget : top  );
-        /* keep the size window got but not for root*/
-        if ( top == wid )
-            d->show_mx(top, d->nomaximize );
-        else
-            wid->show();
-
-        wid->raise();
-        wid->setActiveWindow();
-        d->lastWidget = wid;
-    }else if ( activeModalWidget() ) {
-        QWidget*  mod = activeModalWidget();
-        /* get the parent of the modal and its topLevelWidget as background widget */
-        QWidget*  par = activeModalWidget()->parentWidget() ? activeModalWidget()->parentWidget()->topLevelWidget() : 0;
-        if (par ) {
-            if (par == top )
-                d->show_mx(par, d->nomaximize );
-            else
-                par->show();
-            par->raise();
-            par->setActiveWindow();
-        }
-        mod->show();
-        mod->raise();
-        mod->setActiveWindow();
-    }else if (top){
-        d->show_mx(top, d->nomaximize );
+	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();
-        top->setActiveWindow();
-        d->lastWidget = top;
     }
 
-    if (!r && d->preloaded ) {
+    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 != top ) {
+	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();
 	}
diff --git a/library/qpeapplication.h b/library/qpeapplication.h
index 69e0058..729cf2b 100644
--- a/library/qpeapplication.h
+++ b/library/qpeapplication.h
@@ -70,99 +70,96 @@ public:
         AlwaysOn
     };
 
     enum screenSaverHint {
         Disable = 0,
         DisableLightOff = 1,
         DisableSuspend = 2,
         Enable = 100
     };
 
     static void setInputMethodHint( QWidget *, InputMethodHint );
     static InputMethodHint inputMethodHint( QWidget * );
 
     void showMainWidget( QWidget*, bool nomax=FALSE );
     void showMainDocumentWidget( QWidget*, bool nomax=FALSE );
     static void showDialog( QDialog*, bool nomax=FALSE );
     static int execDialog( QDialog*, bool nomax=FALSE );
     /* Merge setTempScreenSaverMode */
 #ifdef QTOPIA_INTERNAL_INITAPP
     void initApp( int argv, char **argv );
 #endif
 
     static void setKeepRunning();
     bool keepRunning() const;
 
     bool keyboardGrabbed() const;
 
     int exec();
 
 signals:
     void clientMoused();
     void timeChanged();
     void clockChanged( bool pm );
     void micChanged( bool muted );
     void volumeChanged( bool muted );
     void appMessage( const QCString& msg, const QByteArray& data);
     void weekChanged( bool startOnMonday );
     void dateFormatChanged( DateFormat );
     void flush();
     void reload();
     /* linkChanged signal */
 
 private slots:
     void systemMessage( const QCString &msg, const QByteArray &data );
     void pidMessage( const QCString &msg, const QByteArray &data );
     void removeSenderFromStylusDict();
     void hideOrQuit();
 
-private:
-    QWidget *nextWidget( QWidgetList*, QWidget* );
-
 protected:
     bool qwsEventFilter( QWSEvent * );
     void internalSetStyle( const QString &style );
     void prepareForTermination(bool willrestart);
     virtual void restart();
     virtual void shutdown();
     bool eventFilter( QObject *, QEvent * );
     void timerEvent( QTimerEvent * );
     bool raiseAppropriateWindow();
     virtual void tryQuit();
 #if QT_VERSION > 233
     virtual void polish ( QWidget * ); // this is actually implemented in qt_override.cpp (!)
 #endif
 private:
 #ifndef QT_NO_TRANSLATION
     void installTranslation( const QString& baseName );
 #endif
     void mapToDefaultAction( QWSKeyEvent *ke, int defKey );
     void processQCopFile();
 
 #if defined(Q_WS_QWS) && !defined(QT_NO_COP)
     QCopChannel *sysChannel;
     QCopChannel *pidChannel;
 #endif
     QPEApplicationData *d;
 
     bool reserved_sh;
 
 
 
 };
 
 inline void QPEApplication::showDialog( QDialog* d, bool nomax )
 {
     QSize sh = d->sizeHint();
     int w = QMAX(sh.width(),d->width());
     int h = QMAX(sh.height(),d->height());
     if ( !nomax
             && ( w > qApp->desktop()->width()*3/4
                  || h > qApp->desktop()->height()*3/4 ) )
     {
         d->showMaximized();
     } else {
         d->resize(w,h);
         d->show();
     }
 }