Reload InputMethods when LauncherSettings changed InputMethod Options

6 files changed, 57 insertions, 18 deletions

diff --git a/core/launcher/inputmethods.cpp b/core/launcher/inputmethods.cpp
index a0e8939..7e99796 100644
--- a/core/launcher/inputmethods.cpp
+++ b/core/launcher/inputmethods.cpp
@@ -44,101 +44,97 @@ using namespace Opie::Core;
 /* STD */
 #include <stdlib.h>
 
 /* XPM */
 static const char * tri_xpm[]={
 "9 9 2 1",
 "a c #000000",
 ". c None",
 ".........",
 ".........",
 ".........",
 "....a....",
 "...aaa...",
 "..aaaaa..",
 ".aaaaaaa.",
 ".........",
 "........."};
 
 int InputMethod::operator <(const InputMethod& o) const
 {
     return name() < o.name();
 }
 int InputMethod::operator >(const InputMethod& o) const
 {
     return name() > o.name();
 }
 int InputMethod::operator <=(const InputMethod& o) const
 {
     return name() <= o.name();
 }
 
 
 /*
   Slightly hacky: We use WStyle_Tool as a flag to say "this widget
   belongs to the IM system, so clicking it should not cause a reset".
  */
 class IMToolButton : public QToolButton
 {
 public:
     IMToolButton::IMToolButton( QWidget *parent ) : QToolButton( parent )
     { setWFlags( WStyle_Tool ); }
 };
 
 
 InputMethods::InputMethods( QWidget *parent ) :
     QWidget( parent, "InputMethods", WStyle_Tool | WStyle_Customize ),
     mkeyboard(0), imethod(0)
 {
-    Config cfg( "Launcher" );
-    cfg.setGroup( "InputMethods" );
-    inputWidgetStyle = QWidget::WStyle_Customize | QWidget::WStyle_StaysOnTop | QWidget::WGroupLeader | QWidget::WStyle_Tool;
-    inputWidgetStyle |= cfg.readBoolEntry( "Float", false ) ? QWidget::WStyle_DialogBorder : 0;
-    inputWidgetWidth = cfg.readNumEntry( "Width", 100 );
+    readConfig();
 
     setBackgroundMode( PaletteBackground );
     QHBoxLayout *hbox = new QHBoxLayout( this );
 
     kbdButton = new IMToolButton( this);
     kbdButton->setFocusPolicy(NoFocus);
     kbdButton->setToggleButton( TRUE );
     if (parent->sizeHint().height() > 0)
 	kbdButton->setFixedHeight( parent->sizeHint().height() );
     kbdButton->setFixedWidth( 32 );
     kbdButton->setAutoRaise( TRUE );
     kbdButton->setUsesBigPixmap( TRUE );
     hbox->addWidget( kbdButton );
     connect( kbdButton, SIGNAL(toggled(bool)), this, SLOT(showKbd(bool)) );
 
     kbdChoice = new IMToolButton( this );
     kbdChoice->setFocusPolicy(NoFocus);
     kbdChoice->setPixmap( QPixmap( (const char **)tri_xpm ) );
     if (parent->sizeHint().height() > 0)
 	kbdChoice->setFixedHeight( parent->sizeHint().height() );
     kbdChoice->setFixedWidth( 13 );
     kbdChoice->setAutoRaise( TRUE );
     hbox->addWidget( kbdChoice );
     connect( kbdChoice, SIGNAL(clicked()), this, SLOT(chooseKbd()) );
 
     connect( (QPEApplication*)qApp, SIGNAL(clientMoused()),
 	    this, SLOT(resetStates()) );
 
 
     imButton = new QWidgetStack( this ); // later a widget stack
     imButton->setFocusPolicy(NoFocus);
     if (parent->sizeHint().height() > 0)
 	imButton->setFixedHeight( parent->sizeHint().height() );
     hbox->addWidget(imButton);
 
     imChoice = new QToolButton( this );
     imChoice->setFocusPolicy(NoFocus);
     imChoice->setPixmap( QPixmap( (const char **)tri_xpm ) );
     if (parent->sizeHint().height() > 0)
 	imChoice->setFixedHeight( parent->sizeHint().height() );
     imChoice->setFixedWidth( 13 );
     imChoice->setAutoRaise( TRUE );
     hbox->addWidget( imChoice );
     connect( imChoice, SIGNAL(clicked()), this, SLOT(chooseIm()) );
 
     loadInputMethods();
 
     QCopChannel *channel = new QCopChannel( "QPE/IME", this );
@@ -487,135 +483,145 @@ void InputMethods::updateKeyboards(InputMethod *im )
 	kbdButton->show();
     else
 	kbdButton->hide();
 }
 
 void InputMethods::chooseMethod(InputMethod* im)
 {
     if ( im != imethod ) {
 	updateKeyboards( im );
 
         Config cfg("qpe");
         cfg.setGroup("InputMethod");
         if (im )
             cfg.writeEntry("im", im->name() );
         if (mkeyboard)
             cfg.writeEntry("current", mkeyboard->name() );
 
 	QWSServer::setCurrentInputMethod( 0 );
 	imethod = im;
 	if ( imethod && imethod->newIM )
 	    QWSServer::setCurrentInputMethod( imethod->extInterface->inputMethod() );
 	else
 	    QWSServer::setCurrentInputMethod( 0 );
 
 	if ( im )
 	    imButton->raiseWidget(im->widget);
 	else
 	    imButton->hide(); //### good UI? make sure it is shown again!
     }
 }
 
 void InputMethods::qcopReceive( const QCString &msg, const QByteArray &data )
 {
     if ( imethod && imethod->newIM )
 	imethod->extInterface->qcopReceive( msg, data );
 }
 
 
 void InputMethods::showKbd( bool on )
 {
     if ( !mkeyboard )
         return;
 
     if ( on )
     {
         mkeyboard->resetState();
 
         int height = QMIN( mkeyboard->widget->sizeHint().height(), 134 );
-        int width = qApp->desktop()->width() * (inputWidgetWidth*0.01);
+        int width = static_cast<int>( qApp->desktop()->width() * (inputWidgetWidth*0.01) );
         int left = 0;
         int top = mapToGlobal( QPoint() ).y() - height;
 
         if ( inputWidgetStyle & QWidget::WStyle_DialogBorder )
         {
             odebug << "InputMethods: reading geometry." << oendl;
             Config cfg( "Launcher" );
             cfg.setGroup( "InputMethods" );
             int l = cfg.readNumEntry( "absX", -1 );
             int t = cfg.readNumEntry( "absY", -1 );
             int w = cfg.readNumEntry( "absWidth", -1 );
             int h = cfg.readNumEntry( "absHeight", -1 );
 
             if ( l > -1 && t > -1 && w > -1 && h > -1 )
             {
                 odebug << "InputMethods: config values ( " << l << ", " << t << ", " << w << ", " << h << " ) are ok." << oendl;
                 left = l;
                 top = t;
                 width = w;
                 height = h;
             }
             else
             {
                 odebug << "InputMethods: config values are new or not ok." << oendl;
             }
         }
         else
         {
             odebug << "InputMethods: no floating selected." << oendl;
         }
         mkeyboard->widget->resize( width, height );
         mkeyboard->widget->move( left, top );
         mkeyboard->widget->show();
         mkeyboard->widget->installEventFilter( this );
     }
     else
     {
         if ( inputWidgetStyle & QWidget::WStyle_DialogBorder )
         {
             QPoint pos = mkeyboard->widget->pos();
             QSize siz = mkeyboard->widget->size();
             odebug << "InputMethods: saving geometry." << oendl;
             Config cfg( "Launcher" );
             cfg.setGroup( "InputMethods" );
             cfg.writeEntry( "absX", pos.x() );
             cfg.writeEntry( "absY", pos.y() );
             cfg.writeEntry( "absWidth", siz.width() );
             cfg.writeEntry( "absHeight", siz.height() );
             cfg.write();
             mkeyboard->widget->removeEventFilter( this );
         }
         mkeyboard->widget->hide();
     }
 
     emit inputToggled( on );
 }
 
 bool InputMethods::shown() const
 {
     return mkeyboard && mkeyboard->widget->isVisible();
 }
 
 QString InputMethods::currentShown() const
 {
     return mkeyboard && mkeyboard->widget->isVisible()
 	? mkeyboard->name() : QString::null;
 }
 
 void InputMethods::sendKey( ushort unicode, ushort scancode, ushort mod, bool press, bool repeat )
 {
 #if defined(Q_WS_QWS)
     QWSServer::sendKeyEvent( unicode, scancode, mod, press, repeat );
 #endif
 }
 
-bool InputMethods::eventFilter( QObject* o, QEvent* e )
+bool InputMethods::eventFilter( QObject* , QEvent* e )
 {
     if ( e->type() == QEvent::Close )
     {
         ( (QCloseEvent*) e )->ignore();
         showKbd( false );
         kbdButton->setOn( false );
         return true;
     }
     return false;
 }
+
+void InputMethods::readConfig() {
+    Config cfg( "Launcher" );
+    cfg.setGroup( "InputMethods" );
+
+    inputWidgetStyle = QWidget::WStyle_Customize | QWidget::WStyle_StaysOnTop | QWidget::WGroupLeader | QWidget::WStyle_Tool;
+    inputWidgetStyle |= cfg.readBoolEntry( "Float", false ) ?
+                        QWidget::WStyle_DialogBorder : 0;
+    inputWidgetWidth = cfg.readNumEntry( "Width", 100 );
+}
diff --git a/core/launcher/inputmethods.h b/core/launcher/inputmethods.h
index 55ac020..2e0b1e8 100644
--- a/core/launcher/inputmethods.h
+++ b/core/launcher/inputmethods.h
@@ -29,85 +29,86 @@
 
 class QToolButton;
 class QWidgetStack;
 
 struct InputMethod
 {
 #ifndef QT_NO_COMPONENT
     QLibrary *library;
 #endif
     QWidget *widget;
     QString libName;
     bool newIM;
     union {
 	InputMethodInterface *interface;
 	ExtInputMethodInterface *extInterface;
     };
 
     inline void releaseInterface() {
         newIM ? (void)extInterface->release() : (void)interface->release();
         library->unload();
         delete library; library = 0l;
     }
     inline QString name() const { return newIM ? extInterface->name() : interface->name(); }
     inline QPixmap *icon() const { return newIM ? extInterface->icon() : interface->icon(); }
     inline QUnknownInterface *iface() { return newIM ? (QUnknownInterface *)extInterface : (QUnknownInterface *)interface; }
     inline void resetState() { if ( !newIM ) interface->resetState(); }
 
     int operator <(const InputMethod& o) const;
     int operator >(const InputMethod& o) const;
     int operator <=(const InputMethod& o) const;
 };
 
 class InputMethods : public QWidget
 {
     Q_OBJECT
 public:
     InputMethods( QWidget * );
     ~InputMethods();
 
     QRect inputRect() const;
     bool shown() const;
     QString currentShown() const; // name of interface
     void showInputMethod(const QString& id);
     void showInputMethod();
     void hideInputMethod();
     void unloadInputMethods();
     void loadInputMethods();
     virtual bool eventFilter( QObject *, QEvent * );
+    void readConfig();
 
 signals:
     void inputToggled( bool on );
 
 private slots:
     void chooseKbd();
     void chooseIm();
     void showKbd( bool );
     void resetStates();
     void sendKey( ushort unicode, ushort scancode, ushort modifiers, bool, bool );
     void qcopReceive( const QCString &msg, const QByteArray &data );
 
 private:
     void setPreferedHandlers();
     /*static */QStringList plugins()const;
     /*static */void installTranslator( const QString& );
     void unloadMethod( QValueList<InputMethod>& );
     void chooseMethod(InputMethod* im);
     void chooseKeyboard(InputMethod* im);
     void updateKeyboards(InputMethod *im);
 
 private:
     QToolButton *kbdButton;
     QToolButton *kbdChoice;
     QWidgetStack *imButton; // later will be widget stack
     QToolButton *imChoice;
     InputMethod *mkeyboard;
     InputMethod *imethod;
     QValueList<InputMethod> inputMethodList;
     QValueList<InputMethod> inputModifierList;
     int inputWidgetStyle;
     int inputWidgetWidth;
 };
 
 
 #endif // __INPUT_METHODS_H__
 
diff --git a/core/launcher/taskbar.cpp b/core/launcher/taskbar.cpp
index abe238f..63361fe 100644
--- a/core/launcher/taskbar.cpp
+++ b/core/launcher/taskbar.cpp
@@ -131,99 +131,98 @@ void SafeMode::paintEvent( QPaintEvent* )
 
 //---------------------------------------------------------------------------
 
 class LockKeyState : public QWidget
 {
 public:
     LockKeyState( QWidget *parent ) :
 	QWidget(parent),
 	nl(initNumLock()), cl(FALSE)
     {
 	nl_pm = Resource::loadPixmap("numlock");
 	cl_pm = Resource::loadPixmap("capslock");
     }
     QSize sizeHint() const
     {
 	return QSize(nl_pm.width()+2,nl_pm.width()+nl_pm.height()+1);
     }
     void toggleNumLockState()
     {
 	nl = !nl; repaint();
     }
     void toggleCapsLockState()
     {
 	cl = !cl; repaint();
     }
     void paintEvent( QPaintEvent * )
     {
 	int y = (height()-sizeHint().height())/2;
 	QPainter p(this);
 	if ( nl )
 	    p.drawPixmap(1,y,nl_pm);
 	if ( cl )
 	    p.drawPixmap(1,y+nl_pm.height()+1,cl_pm);
     }
 private:
     QPixmap nl_pm, cl_pm;
     bool nl, cl;
 };
 
 //---------------------------------------------------------------------------
 
 TaskBar::~TaskBar()
 {
 }
 
 
 TaskBar::TaskBar() : QHBox(0, 0, WStyle_Customize | WStyle_Tool | WStyle_StaysOnTop | WGroupLeader)
 {
-    Config cfg( "Launcher" );
-    cfg.setGroup( "InputMethods" );
-    resizeRunningApp = cfg.readBoolEntry( "Resize", true );
+    /* Read InputMethod Config */
+    readConfig();
 
     sm = new StartMenu( this );
     connect( sm, SIGNAL(tabSelected(const QString&)), this,
 	    SIGNAL(tabSelected(const QString&)) );
 
     inputMethods = new InputMethods( this );
     connect( inputMethods, SIGNAL(inputToggled(bool)),
 	     this, SLOT(calcMaxWindowRect()) );
 
     stack = new QWidgetStack( this );
     stack->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Minimum ) );
     label = new QLabel(stack);
 
     runningAppBar = new RunningAppBar(stack);
     stack->raiseWidget(runningAppBar);
 
     waitIcon = new Wait( this );
     (void) new AppIcons( this );
 
     sysTray = new SysTray( this );
 
     /* ### FIXME plugin loader and safe mode */
 #if 0
     if (PluginLoader::inSafeMode())
 	(void)new SafeMode( this );
 #endif
 
     // ## make customizable in some way?
 #ifdef OPIE_TASKBAR_LOCK_KEY_STATE
     lockState = new LockKeyState( this );
 #else
     lockState = 0;
 #endif
 
 #if defined(Q_WS_QWS)
 #if !defined(QT_NO_COP)
     QCopChannel *channel = new QCopChannel( "QPE/TaskBar", this );
     connect( channel, SIGNAL(received(const QCString&,const QByteArray&)),
 	this, SLOT(receive(const QCString&,const QByteArray&)) );
 #endif
 #endif
     waitTimer = new QTimer( this );
     connect( waitTimer, SIGNAL( timeout() ), this, SLOT( stopWait() ) );
     clearer = new QTimer( this );
     QObject::connect(clearer, SIGNAL(timeout()), SLOT(clearStatusBar()));
 
     connect( qApp, SIGNAL(symbol()), this, SLOT(toggleSymbolInput()) );
     connect( qApp, SIGNAL(numLockStateToggle()), this, SLOT(toggleNumLockState()) );
@@ -290,91 +289,99 @@ void TaskBar::resizeEvent( QResizeEvent *e )
 
     owarn << "TaskBar::resize event" << oendl;
 }
 
 void TaskBar::styleChange( QStyle &s )
 {
     QHBox::styleChange( s );
     calcMaxWindowRect();
 }
 
 void TaskBar::calcMaxWindowRect()
 {
     if ( resizeRunningApp )
     {
     #if defined(Q_WS_QWS)
         QRect wr;
         int displayWidth  = qApp->desktop()->width();
         QRect ir = inputMethods->inputRect();
         if ( ir.isValid() ) {
             wr.setCoords( 0, 0, displayWidth-1, ir.top()-1 );
         } else {
             wr.setCoords( 0, 0, displayWidth-1, y()-1 );
         }
         #if QT_VERSION < 0x030000
         QWSServer::setMaxWindowRect( qt_screen->mapToDevice(wr,QSize(qt_screen->width(),qt_screen->height())) );
         #else
         QWSServer::setMaxWindowRect( wr );
         #endif
     #endif
     }
 }
 
 void TaskBar::receive( const QCString &msg, const QByteArray &data )
 {
     QDataStream stream( data, IO_ReadOnly );
     if ( msg == "message(QString)" ) {
         QString text;
         stream >> text;
         setStatusMessage( text );
     } else if ( msg == "hideInputMethod()" ) {
 	inputMethods->hideInputMethod();
     } else if ( msg == "showInputMethod()" ) {
 	inputMethods->showInputMethod();
     } else if ( msg == "showInputMethod(QString)" ) {
         QString name;
         stream >> name;
 	inputMethods->showInputMethod(name);
     } else if ( msg == "reloadInputMethods()" ) {
+        readConfig();
+        inputMethods->readConfig();
 	inputMethods->loadInputMethods();
     } else if ( msg == "reloadApplets()" ) {
 	sysTray->clearApplets();
 	sm->createMenu();
 	sysTray->addApplets();
     }else if ( msg == "toggleMenu()" ) {
         if ( sm-> launchMenu-> isVisible() )
             sm-> launch();
         else
             QCopEnvelope e( "QPE/System", "toggleApplicationMenu()" );
     }else if ( msg == "toggleStartMenu()" )
         sm->launch();
 }
 
 void TaskBar::setApplicationState( const QString &name, ServerInterface::ApplicationState state )
 {
     if ( state == ServerInterface::Launching )
 	runningAppBar->applicationLaunched( name );
     else if ( state == ServerInterface::Terminated )
 	runningAppBar->applicationTerminated( name );
 }
 
 void TaskBar::toggleNumLockState()
 {
     if ( lockState ) lockState->toggleNumLockState();
 }
 
 void TaskBar::toggleCapsLockState()
 {
     if ( lockState ) lockState->toggleCapsLockState();
 }
 
 void TaskBar::toggleSymbolInput()
 {
     QString unicodeInput = qApp->translate( "InputMethods", "Unicode" );
     if ( inputMethods->currentShown() == unicodeInput ) {
 	inputMethods->hideInputMethod();
     } else {
 	inputMethods->showInputMethod( unicodeInput );
     }
 }
 
+void TaskBar::readConfig() {
+    Config cfg( "Launcher" );
+    cfg.setGroup( "InputMethods" );
+    resizeRunningApp = cfg.readBoolEntry( "Resize", true );
+}
+
 #include "taskbar.moc"
diff --git a/core/launcher/taskbar.h b/core/launcher/taskbar.h
index ed558b1..be5fda8 100644
--- a/core/launcher/taskbar.h
+++ b/core/launcher/taskbar.h
@@ -25,63 +25,66 @@
 #include "serverinterface.h"
 #include "startmenu.h"
 
 class QLabel;
 class QTimer;
 class InputMethods;
 class Wait;
 class SysTray;
 class RunningAppBar;
 class QWidgetStack;
 class QTimer;
 class QLabel;
 class LockKeyState;
 class AppLnkSet;
 
 class TaskBar : public QHBox {
     Q_OBJECT
 public:
     TaskBar();
     ~TaskBar();
 
     void launchStartMenu() { if (sm) sm->launch(); }
     void refreshStartMenu() { if (sm) sm->refreshMenu(); }
     void setApplicationState( const QString &name, ServerInterface::ApplicationState state );
 
 signals:
     void tabSelected(const QString&);
 
 public slots:
     void startWait();
     void stopWait(const QString&);
     void stopWait();
 
     void clearStatusBar();
     void toggleNumLockState();
     void toggleCapsLockState();
     void toggleSymbolInput();
     void calcMaxWindowRect();
 
 protected:
     void resizeEvent( QResizeEvent * );
     void styleChange( QStyle & );
     void setStatusMessage( const QString &text );
     
 private slots:
     void receive( const QCString &msg, const QByteArray &data );
 
 private:
+    void readConfig();
+
+private:
     QTimer *waitTimer;
     Wait *waitIcon;
     InputMethods *inputMethods;
     SysTray *sysTray;
     RunningAppBar* runningAppBar;
     QWidgetStack *stack;
     QTimer *clearer;
     QLabel *label;
     LockKeyState* lockState;
     StartMenu *sm;
     bool resizeRunningApp;
 };
 
 
 #endif // TASKBAR_H
diff --git a/core/settings/launcher/inputmethodsettings.cpp b/core/settings/launcher/inputmethodsettings.cpp
index 0422075..125b178 100644
--- a/core/settings/launcher/inputmethodsettings.cpp
+++ b/core/settings/launcher/inputmethodsettings.cpp
@@ -1,88 +1,107 @@
 /*
                              This file is part of the OPIE Project
                =.            Copyright (c)  2002 Trolltech AS <info@trolltech.com>
              .=l.            Copyright (c)  2003 Michael Lauer <mickeyl@handhelds.org>
            .>+-=
  _;:,     .>    :=|.         This file is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; either version 2 of the License,
      ._= =}       :          or (at your option) any later version.
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This file is distributed in the hope that
      +  .  -:.       =       it will be useful, but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
     =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
   _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU General
 ..}^=.=       =       ;      Public License for more details.
 ++=   -.     .`     .:
  :     =  ...= . :.=-        You should have received a copy of the GNU
  -.   .:....=;==+<;          General Public License along with this file;
   -_. . .   )=.  =           see the file COPYING. If not, write to the
     --        :-=`           Free Software Foundation, Inc.,
                              59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #include "inputmethodsettings.h"
 
 /* OPIE */
 #include <qpe/config.h>
 #include <opie2/odebug.h>
+#include <qpe/qcopenvelope_qws.h>
 
 /* QT */
 #include <qspinbox.h>
 #include <qcheckbox.h>
 #include <qlayout.h>
 #include <qlabel.h>
 #include <qwhatsthis.h>
 
 
 InputMethodSettings::InputMethodSettings( QWidget *parent, const char *name ):QWidget( parent, name )
 {
     QBoxLayout *lay = new QVBoxLayout( this, 4, 4 );
 
     _resize = new QCheckBox( tr( "Resize application on Popup" ), this );
     _float = new QCheckBox( tr( "Enable floating and resizing" ), this );
 
     QHBoxLayout* hbox = new QHBoxLayout( lay, 4 );
     hbox->addWidget( new QLabel( "Initial Width:", this ) );
     _size = new QSpinBox( 10, 100, 10, this );
     _size->setSuffix( "%" );
     hbox->addWidget( _size );
     hbox->addStretch();
 
     Config cfg( "Launcher" );
     cfg.setGroup( "InputMethods" );
-    _resize->setChecked( cfg.readBoolEntry( "Resize", true ) );
-    _float->setChecked( cfg.readBoolEntry( "Float", false ) );
-    _size->setValue( cfg.readNumEntry( "Width", 100 ) );
+
+    /*
+     * load the values to see if something was changed
+     */
+    _wasResize = cfg.readBoolEntry( "Resize", true );
+    _wasFloat  = cfg.readBoolEntry( "Float", false );
+    _wasWidth  =  cfg.readNumEntry( "Width", 100 );
+
+    _resize->setChecked( _wasResize );
+    _float ->setChecked( _wasFloat );
+    _size  ->setValue( _wasWidth );
 
     lay->addWidget( _resize );
     lay->addWidget( _float );
     lay->addWidget( new QLabel( tr( "<b>Note:</b> Changing these settings may need restarting Opie to become effective." ), this ) );
 
     lay->addStretch();
 
     QWhatsThis::add( _resize, tr( "Check, if you want the application to be automatically resized if the input method pops up." ) );
     QWhatsThis::add( _float, tr( "Check, if you want to move and/or resize input methods" ) );
     QWhatsThis::add( _size, tr( "Specify the percentage of the screen width for the input method" ) );
 }
 
-void InputMethodSettings::appletChanged()
-{
+bool InputMethodSettings::changed()const{
+    if ( _wasResize != _resize->isChecked() )
+        return true;
+    else if ( _wasFloat != _float->isChecked() )
+        return true;
+    else if ( _wasWidth != _size->value() )
+        return true;
+    else
+        return false;
 }
 
 void InputMethodSettings::accept()
 {
     odebug << "InputMethodSettings::accept()" << oendl;
     Config cfg( "Launcher" );
     cfg.setGroup( "InputMethods" );
     cfg.writeEntry( "Resize", _resize->isChecked() );
     cfg.writeEntry( "Float", _float->isChecked() );
     cfg.writeEntry( "Width", _size->value() );
     cfg.write();
+
+    if ( changed() )
+        QCopEnvelope( "QPE/TaskBar", "reloadInputMethods()" );
 }
 
diff --git a/core/settings/launcher/inputmethodsettings.h b/core/settings/launcher/inputmethodsettings.h
index 486ee5e..2ae43f2 100644
--- a/core/settings/launcher/inputmethodsettings.h
+++ b/core/settings/launcher/inputmethodsettings.h
@@ -1,57 +1,60 @@
 /*
                =.            This file is part of the OPIE Project
              .=l.            Copyright (c)  2003 Michael Lauer <mickeyl@handhelds.org>
            .>+-=
  _;:,     .>    :=|.         This file is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; either version 2 of the License,
      ._= =}       :          or (at your option) any later version.
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This file is distributed in the hope that
      +  .  -:.       =       it will be useful, but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
     =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
   _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU General
 ..}^=.=       =       ;      Public License for more details.
 ++=   -.     .`     .:
  :     =  ...= . :.=-        You should have received a copy of the GNU
  -.   .:....=;==+<;          General Public License along with this file;
   -_. . .   )=.  =           see the file COPYING. If not, write to the
     --        :-=`           Free Software Foundation, Inc.,
                              59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #ifndef __IMETHOD_SETTINGS_H__
 #define __IMETHOD_SETTINGS_H__
 
 #include <qwidget.h>
 
 class QCheckBox;
 class QSpinBox;
 
 class InputMethodSettings : public QWidget
 {
     Q_OBJECT
 
   public:
     InputMethodSettings ( QWidget *parent = 0, const char *name = 0 );
 
     void accept ( );
 
-  protected slots:
-    void appletChanged ( );
-
   protected:
     void init ( );
 
   private:
     QCheckBox* _resize;
     QCheckBox* _float;
     QSpinBox* _size;
+
+  private:
+    bool changed()const;
+    bool _wasResize : 1;
+    bool _wasFloat  : 1;
+    int  _wasWidth;
 };
 
 #endif