TQt4 port kdegames

This enables compilation under both Qt3 and Qt4


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegames@1236074 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

58 files changed, 305 insertions, 267 deletions

diff --git a/libksirtet/base/board.cpp b/libksirtet/base/board.cpp
index 12193e31..0a6d37f1 100644
--- a/libksirtet/base/board.cpp
+++ b/libksirtet/base/board.cpp
@@ -12,11 +12,11 @@
 using namespace KGrid2D;
 
 //-----------------------------------------------------------------------------
-FixedCanvasView::FixedCanvasView(TQWidget *parent, const char *name)
-  : TQCanvasView(parent, name, WNoAutoErase)
+FixedCanvasView::FixedCanvasView(TQWidget *tqparent, const char *name)
+  : TQCanvasView(tqparent, name, WNoAutoErase)
 {}
 
-TQSize FixedCanvasView::sizeHint() const
+TQSize FixedCanvasView::tqsizeHint() const
 {
   if ( canvas()==0 ) return TQSize();
   return canvas()->size() + 2 * TQSize(frameWidth(), frameWidth());
@@ -24,7 +24,7 @@ TQSize FixedCanvasView::sizeHint() const
 
 void FixedCanvasView::adjustSize()
 {
-  setFixedSize(sizeHint());
+  setFixedSize(tqsizeHint());
 }
 
 //-----------------------------------------------------------------------------
@@ -35,8 +35,8 @@ const BaseBoard::DirectionData BaseBoard::DIRECTION_DATA[Nb_Direction] = {
     { SquareBase::Up,    Down }
 };
 
-BaseBoard::BaseBoard(bool graphic, TQWidget *parent)
-: FixedCanvasView(parent, "board"),
+BaseBoard::BaseBoard(bool graphic, TQWidget *tqparent)
+: FixedCanvasView(tqparent, "board"),
   GenericTetris(bfactory->bbi.width, bfactory->bbi.height,
                 bfactory->bbi.withPieces, graphic),
   state(GameOver), timer(this), sequences(0), main(0), _next(0),
diff --git a/libksirtet/base/board.h b/libksirtet/base/board.h
index 7be2a4ec..e65206f8 100644
--- a/libksirtet/base/board.h
+++ b/libksirtet/base/board.h
@@ -12,13 +12,14 @@ class SequenceArray;
 class BlockInfo;
 
 //-----------------------------------------------------------------------------
-class KDE_EXPORT FixedCanvasView : public QCanvasView
+class KDE_EXPORT FixedCanvasView : public TQCanvasView
 {
   Q_OBJECT
+  TQ_OBJECT
 public:
-  FixedCanvasView(TQWidget *parent = 0, const char *name = 0);
+  FixedCanvasView(TQWidget *tqparent = 0, const char *name = 0);
   
-  virtual TQSize sizeHint() const;
+  virtual TQSize tqsizeHint() const;
   
 public slots:
   virtual void adjustSize();
@@ -28,6 +29,7 @@ public slots:
 class KDE_EXPORT BaseBoard : public FixedCanvasView, public GenericTetris
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
     enum Direction { Left = 1, Right = 2, Up = 4, Down = 8, Nb_Direction = 4 };
  private:
@@ -38,7 +40,7 @@ class KDE_EXPORT BaseBoard : public FixedCanvasView, public GenericTetris
     static const DirectionData DIRECTION_DATA[Nb_Direction];
 
  public:
-    BaseBoard(bool graphic, TQWidget *parent);
+    BaseBoard(bool graphic, TQWidget *tqparent);
     virtual ~BaseBoard();
     void copy(const GenericTetris &);
 
diff --git a/libksirtet/base/factory.h b/libksirtet/base/factory.h
index b772adb7..7df5574d 100644
--- a/libksirtet/base/factory.h
+++ b/libksirtet/base/factory.h
@@ -43,8 +43,8 @@ class KDE_EXPORT BaseFactory
     const MainData      &mainData;
     const BaseBoardInfo &bbi;
 
-    virtual BaseBoard *createBoard(bool graphic, TQWidget *parent) = 0;
-    virtual BaseInterface *createInterface(TQWidget *parent) = 0;
+    virtual BaseBoard *createBoard(bool graphic, TQWidget *tqparent) = 0;
+    virtual BaseInterface *createInterface(TQWidget *tqparent) = 0;
 
     virtual TQWidget *createAppearanceConfig();
     virtual TQWidget *createColorConfig();
diff --git a/libksirtet/base/field.cpp b/libksirtet/base/field.cpp
index fae20266..6e35faf5 100644
--- a/libksirtet/base/field.cpp
+++ b/libksirtet/base/field.cpp
@@ -41,9 +41,9 @@ void BaseField::init(bool AI, bool multiplayer, bool server, bool first,
     _flags.multiplayer = multiplayer;
     _flags.server = server;
     _flags.first = first;
-	TQString text = (AI ? i18n("%1\n(AI player)").arg(name)
-                    : (multiplayer ? i18n("%1\n(Human player)").arg(name)
-                       : TQString::null));
+	TQString text = (AI ? i18n("%1\n(AI player)").tqarg(name)
+                    : (multiplayer ? i18n("%1\n(Human player)").tqarg(name)
+                       : TQString()));
 	if ( first && !server ) text += i18n("\nWaiting for server");
 	setMessage(text, (first && server ? StartButton : NoButton));
     showScore->resetColor();
@@ -79,11 +79,11 @@ void BaseField::setMessage(const TQString &label, ButtonType type)
     _boardLayout->addStretch(3);
     if ( !label.isEmpty() ) {
         TQString str = (isArcade() ? i18n("Arcade game") + '\n'
-                       : TQString::null) + label;
+                       : TQString()) + label;
         _label = new TQLabel(str, board);
-        _label->setAlignment(Qt::AlignCenter);
+        _label->tqsetAlignment(TQt::AlignCenter);
         _label->setFrameStyle( TQFrame::Panel | TQFrame::Sunken );
-        _boardLayout->addWidget(_label, 0, Qt::AlignCenter);
+        _boardLayout->addWidget(_label, 0, TQt::AlignCenter);
         _label->show();
     }
     _boardLayout->addStretch(1);
@@ -93,8 +93,8 @@ void BaseField::setMessage(const TQString &label, ButtonType type)
         const char *slot = (type==ResumeButton ? TQT_SLOT(pause())
                             : TQT_SLOT(start()));
         _button->connect(_button, TQT_SIGNAL(clicked()),
-                              _widget->parent(), slot);
-        _boardLayout->addWidget(_button, 0, Qt::AlignCenter);
+                              _widget->tqparent(), slot);
+        _boardLayout->addWidget(_button, 0, TQt::AlignCenter);
         _button->show();
     }
     _boardLayout->addStretch(3);
@@ -123,22 +123,22 @@ void BaseField::stop(bool gameover)
 {
 	board->stop();
     ButtonType button = StartButton;
-    TQString msg = (gameover ? i18n("Game over") : TQString::null);
+    TQString msg = (gameover ? i18n("Game over") : TQString());
     if ( board->isArcade() && board->arcadeStageDone() ) {
         if ( board->arcadeStage()==bfactory->bbi.nbArcadeStages )
             msg = i18n("The End");
         else {
-            msg = i18n("Stage #%1 done").arg(board->arcadeStage());
+            msg = i18n("Stage #%1 done").tqarg(board->arcadeStage());
             button = ProceedButton;
         }
     }
     setMessage(msg, button);
 }
 
-void BaseField::gameOver(const KExtHighscore::Score &score, TQWidget *parent)
+void BaseField::gameOver(const KExtHighscore::Score &score, TQWidget *tqparent)
 {
-    KNotifyClient::event(parent->winId(), "game over", i18n("Game Over"));
-    KExtHighscore::submitScore(score, parent);
+    KNotifyClient::event(tqparent->winId(), "game over", i18n("Game Over"));
+    KExtHighscore::submitScore(score, tqparent);
 }
 
 void BaseField::scoreUpdated()
@@ -147,8 +147,8 @@ void BaseField::scoreUpdated()
     if (_flags.multiplayer) return;
 
     TQColor color;
-    if ( _firstScore<currentScore() ) color = Qt::red;
-    else if ( _lastScore<currentScore() ) color = Qt::blue;
+    if ( _firstScore<currentScore() ) color = TQt::red;
+    else if ( _lastScore<currentScore() ) color = TQt::blue;
     showScore->setColor(color);
 }
 
diff --git a/libksirtet/base/field.h b/libksirtet/base/field.h
index e9366f4c..a60173bb 100644
--- a/libksirtet/base/field.h
+++ b/libksirtet/base/field.h
@@ -22,7 +22,7 @@ class KDE_EXPORT BaseField
     virtual ~BaseField() {}
         
     virtual KExtHighscore::Score currentScore() const = 0;
-    static void gameOver(const KExtHighscore::Score &, TQWidget *parent);
+    static void gameOver(const KExtHighscore::Score &, TQWidget *tqparent);
 
     virtual void setArcade();
     bool isArcade() const;
@@ -60,7 +60,7 @@ class KDE_EXPORT BaseField
 
     bool hasButton() const { return _flags.server && _flags.first; }
 	void setMessage(const TQString &label, ButtonType);
-    void hideMessage() { setMessage(TQString::null, NB_BUTTON_TYPE); }
+    void hideMessage() { setMessage(TQString(), NB_BUTTON_TYPE); }
 };
 
 #endif
diff --git a/libksirtet/base/gtetris.h b/libksirtet/base/gtetris.h
index b0f990b9..1546741d 100644
--- a/libksirtet/base/gtetris.h
+++ b/libksirtet/base/gtetris.h
@@ -81,7 +81,7 @@
 **
 ** Do whatever you want with this code (i.e. the files gtetris.h,
 ** gtetris.cpp, tpiece.h and tpiece.cpp). It is basically a weekend hack
-** and it would bring joy to my heart if anyone in any way would find
+** and it would bring joy to my heart if anyone in any way would tqfind
 ** it useful.
 **
 ** Nostalgia, comments and/or praise can be sent to: Eirik.Eng@troll.no
diff --git a/libksirtet/base/inter.cpp b/libksirtet/base/inter.cpp
index 658e7c47..c573ef78 100644
--- a/libksirtet/base/inter.cpp
+++ b/libksirtet/base/inter.cpp
@@ -3,13 +3,13 @@
 #include <kexthighscore.h>
 
 
-void BaseInterface::showHighscores(TQWidget *parent)
+void BaseInterface::showHighscores(TQWidget *tqparent)
 {
     if ( !_isPaused() ) _pause();
-    _showHighscores(parent);
+    _showHighscores(tqparent);
 }
 
-void BaseInterface::_showHighscores(TQWidget *parent)
+void BaseInterface::_showHighscores(TQWidget *tqparent)
 {
-    KExtHighscore::show(parent);
+    KExtHighscore::show(tqparent);
 }
diff --git a/libksirtet/base/inter.h b/libksirtet/base/inter.h
index 3bf394db..21c81db0 100644
--- a/libksirtet/base/inter.h
+++ b/libksirtet/base/inter.h
@@ -14,10 +14,10 @@ public:
     virtual void _pause() = 0;
     virtual bool _isPaused() const = 0;
 
-    void showHighscores(TQWidget *parent);
+    void showHighscores(TQWidget *tqparent);
 
 protected:
-    virtual void _showHighscores(TQWidget *parent);
+    virtual void _showHighscores(TQWidget *tqparent);
 };
 
 #endif
diff --git a/libksirtet/base/kzoommainwindow.cpp b/libksirtet/base/kzoommainwindow.cpp
index 4e1b85a5..1d0f5319 100644
--- a/libksirtet/base/kzoommainwindow.cpp
+++ b/libksirtet/base/kzoommainwindow.cpp
@@ -30,11 +30,11 @@ KZoomMainWindow::KZoomMainWindow(uint min, uint max, uint step, const char *name
 {
   installEventFilter(this);
   
-  _zoomInAction = KStdAction::zoomIn(this, TQT_SLOT(zoomIn()), actionCollection());
+  _zoomInAction = KStdAction::zoomIn(TQT_TQOBJECT(this), TQT_SLOT(zoomIn()), actionCollection());
   _zoomOutAction =
-    KStdAction::zoomOut(this, TQT_SLOT(zoomOut()), actionCollection());
+    KStdAction::zoomOut(TQT_TQOBJECT(this), TQT_SLOT(zoomOut()), actionCollection());
   _menu =
-    KStdAction::showMenubar(this, TQT_SLOT(toggleMenubar()), actionCollection());
+    KStdAction::showMenubar(TQT_TQOBJECT(this), TQT_SLOT(toggleMenubar()), actionCollection());
 }
 
 void KZoomMainWindow::init(const char *popupName)
@@ -58,7 +58,7 @@ void KZoomMainWindow::init(const char *popupName)
 void KZoomMainWindow::addWidget(TQWidget *widget)
 {
   widget->adjustSize();
-  TQWidget *tlw = widget->topLevelWidget();
+  TQWidget *tlw = widget->tqtopLevelWidget();
   KZoomMainWindow *zm = 
     static_cast<KZoomMainWindow *>(tlw->qt_cast("KZoomMainWindow"));
   Q_ASSERT(zm);
@@ -74,7 +74,7 @@ void KZoomMainWindow::widgetDestroyed()
 bool KZoomMainWindow::eventFilter(TQObject *o, TQEvent *e)
 {
   if ( e->type()==TQEvent::LayoutHint )
-    setFixedSize(minimumSize()); // because K/QMainWindow
+    setFixedSize(tqminimumSize()); // because K/TQMainWindow
                                  // does not manage fixed central widget
                                  // with hidden menubar...
   return KMainWindow::eventFilter(o, e);
diff --git a/libksirtet/base/kzoommainwindow.h b/libksirtet/base/kzoommainwindow.h
index fd213fd7..18e85ddb 100644
--- a/libksirtet/base/kzoommainwindow.h
+++ b/libksirtet/base/kzoommainwindow.h
@@ -44,6 +44,7 @@ class KToggleAction;
 class KDE_EXPORT KZoomMainWindow : public KMainWindow
 {
   Q_OBJECT
+  TQ_OBJECT
 public:
   /** Constructor. */
   KZoomMainWindow(uint minZoom, uint maxZoom, uint zoomStep,
@@ -51,7 +52,7 @@ public:
 
   /** Add a widget to be managed i.e. the adjustSize() method of the
    * widget is called whenever the zoom is changed.
-   * This function assumes that the topLevelWidget() is the KZoomMainWindow.
+   * This function assumes that the tqtopLevelWidget() is the KZoomMainWindow.
    */
   static void addWidget(TQWidget *widget);
                   
diff --git a/libksirtet/base/main.cpp b/libksirtet/base/main.cpp
index e09a9c50..cbfc433a 100644
--- a/libksirtet/base/main.cpp
+++ b/libksirtet/base/main.cpp
@@ -24,20 +24,20 @@ BaseMainWindow::BaseMainWindow()
     KNotifyClient::startDaemon();
 
     // File & Popup
-    KStdGameAction::gameNew(this, TQT_SLOT(start()), actionCollection());
-    _pause = KStdGameAction::pause(this, TQT_SLOT(pause()), actionCollection());
+    KStdGameAction::gameNew(TQT_TQOBJECT(this), TQT_SLOT(start()), actionCollection());
+    _pause = KStdGameAction::pause(TQT_TQOBJECT(this), TQT_SLOT(pause()), actionCollection());
     _pause->setEnabled(false);
-    KStdGameAction::highscores(this, TQT_SLOT(showHighscores()),
+    KStdGameAction::highscores(TQT_TQOBJECT(this), TQT_SLOT(showHighscores()),
                                actionCollection());
-    KStdGameAction::quit(qApp, TQT_SLOT(quit()), actionCollection());
+    KStdGameAction::quit(TQT_TQOBJECT(tqApp), TQT_SLOT(quit()), actionCollection());
 
     // Settings
-    KStdAction::preferences(this, TQT_SLOT(configureSettings()),
+    KStdAction::preferences(TQT_TQOBJECT(this), TQT_SLOT(configureSettings()),
                             actionCollection());
-    KStdAction::keyBindings(this, TQT_SLOT(configureKeys()), actionCollection());
-    KStdAction::configureNotifications(this, TQT_SLOT(configureNotifications()),
+    KStdAction::keyBindings(TQT_TQOBJECT(this), TQT_SLOT(configureKeys()), actionCollection());
+    KStdAction::configureNotifications(TQT_TQOBJECT(this), TQT_SLOT(configureNotifications()),
                                        actionCollection());
-    KStdGameAction::configureHighscores(this, TQT_SLOT(configureHighscores()),
+    KStdGameAction::configureHighscores(TQT_TQOBJECT(this), TQT_SLOT(configureHighscores()),
                                         actionCollection());
 
     _inter = bfactory->createInterface(this);
diff --git a/libksirtet/base/main.h b/libksirtet/base/main.h
index cd165963..153f38ce 100644
--- a/libksirtet/base/main.h
+++ b/libksirtet/base/main.h
@@ -13,6 +13,7 @@ class KConfigDialog;
 class KDE_EXPORT BaseMainWindow : public KZoomMainWindow
 {
     Q_OBJECT
+  TQ_OBJECT
 public:
     BaseMainWindow();
     virtual ~BaseMainWindow();
diff --git a/libksirtet/base/piece.h b/libksirtet/base/piece.h
index 6cdd667c..accbf1ee 100644
--- a/libksirtet/base/piece.h
+++ b/libksirtet/base/piece.h
@@ -69,7 +69,7 @@ class SequenceArray : public TQMemArray<TQCanvasPixmapArray *>
 };
 
 //-----------------------------------------------------------------------------
-class BlockInfo : public QCanvas
+class BlockInfo : public TQCanvas
 {
  public:
     BlockInfo(const SequenceArray &);
diff --git a/libksirtet/base/settings.h b/libksirtet/base/settings.h
index d32415c6..75f89404 100644
--- a/libksirtet/base/settings.h
+++ b/libksirtet/base/settings.h
@@ -8,9 +8,10 @@ class TQGridLayout;
 
 
 //-----------------------------------------------------------------------------
-class BaseAppearanceConfig : public QWidget
+class BaseAppearanceConfig : public TQWidget
 {
     Q_OBJECT
+  TQ_OBJECT
 public:
     BaseAppearanceConfig();
 
@@ -20,9 +21,10 @@ protected:
 };
 
 //-----------------------------------------------------------------------------
-class ColorConfig : public QWidget
+class ColorConfig : public TQWidget
 {
     Q_OBJECT
+  TQ_OBJECT
 public:
     ColorConfig();
 
diff --git a/libksirtet/common/ai.cpp b/libksirtet/common/ai.cpp
index 78f9d5af..3960291e 100644
--- a/libksirtet/common/ai.cpp
+++ b/libksirtet/common/ai.cpp
@@ -222,7 +222,7 @@ double AI::points() const
     for (uint i=0; i<_elements.size(); i++) {
         if ( _elements[i].coefficient==0.0 ) continue;
         double v = _elements[i].data->function(*main, *board);
-        if ( _elements[i].data->triggered && qRound(v)<_elements[i].trigger )
+        if ( _elements[i].data->triggered && tqRound(v)<_elements[i].trigger )
             continue;
         pts += _elements[i].coefficient * v;
     }
@@ -343,14 +343,14 @@ TQCString AIConfig::coefficientKey(const char *name)
 
 double AIConfig::coefficient(const AI::Data &data)
 {
-    KConfigSkeletonItem *item = CommonPrefs::self()->findItem( TQString("Coefficient_%1").arg(data.name) );
+    KConfigSkeletonItem *item = CommonPrefs::self()->findItem( TQString("Coefficient_%1").tqarg(data.name) );
     assert(item);
     return item->property().toDouble();
 }
 
 int AIConfig::trigger(const AI::Data &data)
 {
-    KConfigSkeletonItem *item = CommonPrefs::self()->findItem( TQString("Trigger_%1").arg(data.name) );
+    KConfigSkeletonItem *item = CommonPrefs::self()->findItem( TQString("Trigger_%1").tqarg(data.name) );
     assert(item);
     return item->property().toInt();
 }
diff --git a/libksirtet/common/ai.h b/libksirtet/common/ai.h
index b25a1d90..2211cd3d 100644
--- a/libksirtet/common/ai.h
+++ b/libksirtet/common/ai.h
@@ -38,9 +38,10 @@ class LIBKSIRTET_EXPORT AIPiece
 };
 
 //-----------------------------------------------------------------------------
-class LIBKSIRTET_EXPORT AI : public QObject
+class LIBKSIRTET_EXPORT AI : public TQObject
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
     struct Data {
         const char *name, *label, *whatsthis;
@@ -103,9 +104,10 @@ class LIBKSIRTET_EXPORT AI : public QObject
 };
 
 //-----------------------------------------------------------------------------
-class LIBKSIRTET_EXPORT AIConfig : public QWidget
+class LIBKSIRTET_EXPORT AIConfig : public TQWidget
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
     AIConfig(const TQValueVector<AI::Element> &elements);
 
diff --git a/libksirtet/common/board.cpp b/libksirtet/common/board.cpp
index 7a0802ad..93851b87 100644
--- a/libksirtet/common/board.cpp
+++ b/libksirtet/common/board.cpp
@@ -11,8 +11,8 @@
 #include "commonprefs.h"
 
 
-Board::Board(bool graphic, GiftPool *gp, TQWidget *parent)
-    : BaseBoard(graphic, parent),
+Board::Board(bool graphic, GiftPool *gp, TQWidget *tqparent)
+    : BaseBoard(graphic, tqparent),
       _giftPool(gp), aiEngine(0) 
 {}
 
diff --git a/libksirtet/common/board.h b/libksirtet/common/board.h
index 7b9f0b3a..5f38df9e 100644
--- a/libksirtet/common/board.h
+++ b/libksirtet/common/board.h
@@ -11,8 +11,9 @@ class AI;
 class LIBKSIRTET_EXPORT Board : public BaseBoard
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
-    Board(bool graphic, GiftPool *, TQWidget *parent);
+    Board(bool graphic, GiftPool *, TQWidget *tqparent);
     virtual ~Board();
 
     void setType(bool computer);
diff --git a/libksirtet/common/factory.h b/libksirtet/common/factory.h
index 2d02dcb2..5cd0cdbf 100644
--- a/libksirtet/common/factory.h
+++ b/libksirtet/common/factory.h
@@ -25,7 +25,7 @@ class LIBKSIRTET_EXPORT CommonFactory : public BaseFactory
 
     const CommonBoardInfo &cbi;
 
-    virtual BaseField *createField(TQWidget *parent) = 0;
+    virtual BaseField *createField(TQWidget *tqparent) = 0;
     virtual AI *createAI() = 0;
 
     TQWidget *createAIConfig();
diff --git a/libksirtet/common/field.cpp b/libksirtet/common/field.cpp
index 4c00ba4e..ea6a3ffc 100644
--- a/libksirtet/common/field.cpp
+++ b/libksirtet/common/field.cpp
@@ -19,8 +19,8 @@
 #include "commonprefs.h"
 
 
-Field::Field(TQWidget *parent)
-: MPSimpleBoard(parent), BaseField(this)
+Field::Field(TQWidget *tqparent)
+: MPSimpleBoard(tqparent), BaseField(this)
 {
 // column 1
     // score LCD
@@ -39,7 +39,7 @@ Field::Field(TQWidget *parent)
 
     // level progress
     levelLabel = new TQLabel(this);
-    levelLabel->setAlignment(AlignCenter);
+    levelLabel->tqsetAlignment(AlignCenter);
     lcds->addWidget(levelLabel, 5, 0);
     toLevel = new KProgress(this);
     toLevel->setTextEnabled(true);
@@ -77,7 +77,7 @@ Field::Field(TQWidget *parent)
     vbl->addStretch(1);
 
     labShowNext = new TQLabel(i18n("Next Tile"), this);
-    labShowNext->setAlignment(AlignCenter);
+    labShowNext->tqsetAlignment(AlignCenter);
     vbl->addWidget(labShowNext, 0);
     showNext = new ShowNextPiece(board, this);
     _snRootPixmap = new KCanvasRootPixmap(showNext);
diff --git a/libksirtet/common/field.h b/libksirtet/common/field.h
index ce0168e6..69d11bfb 100644
--- a/libksirtet/common/field.h
+++ b/libksirtet/common/field.h
@@ -18,8 +18,9 @@ class KGameLCDClock;
 class LIBKSIRTET_EXPORT Field : public MPSimpleBoard, public BaseField
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
-    Field(TQWidget *parent);
+    Field(TQWidget *tqparent);
 
  public slots:
     void moveLeft();
diff --git a/libksirtet/common/highscores.cpp b/libksirtet/common/highscores.cpp
index 459b35af..fb1642c0 100644
--- a/libksirtet/common/highscores.cpp
+++ b/libksirtet/common/highscores.cpp
@@ -11,10 +11,10 @@ using namespace KExtHighscore;
 
 CommonHighscores::CommonHighscores()
 {
-    Item *item = new Item((uint)1, i18n("Level"), Qt::AlignRight);
+    Item *item = new Item((uint)1, i18n("Level"), TQt::AlignRight);
     addScoreItem("level", item);
     item = new Item((uint)0, i18n(bfactory->mainData.removedLabel),
-                    Qt::AlignRight);
+                    TQt::AlignRight);
     addScoreItem("removed", item);
 }
 
@@ -23,13 +23,13 @@ void CommonHighscores::convertLegacy(uint)
     KConfigGroupSaver cg(kapp->config(), "High Scores");
     for (uint i=0; i<10; i++) {
         TQString name
-            = cg.config()->readEntry(TQString("name%1").arg(i), TQString::null);
+            = cg.config()->readEntry(TQString("name%1").tqarg(i), TQString());
         if ( name.isNull() ) break;
         if ( name.isEmpty() ) name = i18n("anonymous");
         uint score
-            = cg.config()->readUnsignedNumEntry(TQString("score%1").arg(i), 0);
+            = cg.config()->readUnsignedNumEntry(TQString("score%1").tqarg(i), 0);
         uint level
-            = cg.config()->readUnsignedNumEntry(TQString("level%1").arg(i), 1);
+            = cg.config()->readUnsignedNumEntry(TQString("level%1").tqarg(i), 1);
         Score s(Won);
         s.setScore(score);
         s.setData("name", name);
diff --git a/libksirtet/common/inter.cpp b/libksirtet/common/inter.cpp
index c5630108..e81f7347 100644
--- a/libksirtet/common/inter.cpp
+++ b/libksirtet/common/inter.cpp
@@ -33,8 +33,8 @@ const int Interface::KEYCODE_TWO[Nb_Actions] = {
     Key_F, Key_G, Key_D, Key_Space, Key_E, Key_C, SHIFT+Key_F, SHIFT+Key_G
 };
 
-Interface::Interface(const MPGameInfo &gi, TQWidget *parent)
-    : MPSimpleInterface(gi, Nb_Actions, ACTION_DATA, parent)
+Interface::Interface(const MPGameInfo &gi, TQWidget *tqparent)
+    : MPSimpleInterface(gi, Nb_Actions, ACTION_DATA, tqparent)
 {
     setDefaultKeycodes(1, 0, KEYCODE_ONE);
     setDefaultKeycodes(2, 0, KEYCODE_TWO);
@@ -91,10 +91,10 @@ void Interface::_sendPlayData()
     }
 }
 
-void Interface::_showHighscores(TQWidget *parent)
+void Interface::_showHighscores(TQWidget *tqparent)
 {
-    if ( !server() || nbPlayers()!=1 ) _scores.show(parent);
-    else BaseInterface::_showHighscores(parent);
+    if ( !server() || nbPlayers()!=1 ) _scores.show(tqparent);
+    else BaseInterface::_showHighscores(tqparent);
 }
 
 void Interface::_showGameOverData()
diff --git a/libksirtet/common/inter.h b/libksirtet/common/inter.h
index 02041afa..fb8a8349 100644
--- a/libksirtet/common/inter.h
+++ b/libksirtet/common/inter.h
@@ -15,8 +15,9 @@ class Field;
 class LIBKSIRTET_EXPORT Interface : public MPSimpleInterface, public BaseInterface
 {
     Q_OBJECT
+  TQ_OBJECT
 public:
-    Interface(const MPGameInfo &, TQWidget *parent);
+    Interface(const MPGameInfo &, TQWidget *tqparent);
 
 signals:
     void settingsChanged();
@@ -27,7 +28,7 @@ public slots:
     void settingsChangedSlot() { emit settingsChanged(); }
 
 protected:
-    void _showHighscores(TQWidget *parent);
+    void _showHighscores(TQWidget *tqparent);
 
 private:
     TQMemArray<ClientPlayData> _data;
diff --git a/libksirtet/common/main.cpp b/libksirtet/common/main.cpp
index e7674846..8856a726 100644
--- a/libksirtet/common/main.cpp
+++ b/libksirtet/common/main.cpp
@@ -20,22 +20,22 @@ void MainWindow::init()
 {
     Interface *inter = static_cast<Interface *>(_inter);
     inter->normalGame();
-    setFocusPolicy(StrongFocus);
+    setFocusPolicy(TQ_StrongFocus);
     
     // Modes
     bool ama = ( bfactory->bbi.nbArcadeStages!=0 );
     TQString s = (ama ? i18n("&Single Human (Normal)") : i18n("&Single Human"));
-    (void)new KAction(s, 0, inter, TQT_SLOT(normalGame()),
+    (void)new KAction(s, 0, TQT_TQOBJECT(inter), TQT_SLOT(normalGame()),
                       actionCollection(), "mp_single_human");
     if (ama) (void)new KAction(i18n("&Single Human (Arcade)"), 0,
-                               inter, TQT_SLOT(arcadeGame()),
+                               TQT_TQOBJECT(inter), TQT_SLOT(arcadeGame()),
                                actionCollection(), "mp_arcade");
-    (void)new KAction(i18n("Human vs &Human"), 0, inter, TQT_SLOT(humanVsHuman()),
+    (void)new KAction(i18n("Human vs &Human"), 0, TQT_TQOBJECT(inter), TQT_SLOT(humanVsHuman()),
                       actionCollection(), "mp_human_vs_human");
     (void)new KAction(i18n("Human vs &Computer"), 0,
-                      inter, TQT_SLOT(humanVsComputer()),
+                      TQT_TQOBJECT(inter), TQT_SLOT(humanVsComputer()),
                       actionCollection(), "mp_human_vs_computer");
-    (void)new KAction(i18n("&More..."), 0, inter, TQT_SLOT(dialog()),
+    (void)new KAction(i18n("&More..."), 0, TQT_TQOBJECT(inter), TQT_SLOT(dialog()),
                       actionCollection(), "mp_more");
 
     buildGUI(inter);
diff --git a/libksirtet/common/main.h b/libksirtet/common/main.h
index a98fc6f1..a1534a95 100644
--- a/libksirtet/common/main.h
+++ b/libksirtet/common/main.h
@@ -8,6 +8,7 @@
 class LIBKSIRTET_EXPORT MainWindow : public BaseMainWindow
 {
     Q_OBJECT
+  TQ_OBJECT
 public:
     MainWindow() {}
 
diff --git a/libksirtet/common/misc_ui.cpp b/libksirtet/common/misc_ui.cpp
index cf802e25..6e9cffec 100644
--- a/libksirtet/common/misc_ui.cpp
+++ b/libksirtet/common/misc_ui.cpp
@@ -24,8 +24,8 @@ const uint LED_HEIGHT = 15;
 const uint LED_SPACING = 5;
 
 /*****************************************************************************/
-ShowNextPiece::ShowNextPiece(BaseBoard *board, TQWidget *parent)
-    : FixedCanvasView(parent, "show_next_piece")
+ShowNextPiece::ShowNextPiece(BaseBoard *board, TQWidget *tqparent)
+    : FixedCanvasView(tqparent, "show_next_piece")
 {
     setCanvas(board->next());
     setFrameStyle(TQFrame::Panel | TQFrame::Sunken);
@@ -33,15 +33,15 @@ ShowNextPiece::ShowNextPiece(BaseBoard *board, TQWidget *parent)
 }
 
 /*****************************************************************************/
-Shadow::Shadow(BaseBoard *board, TQWidget *parent)
-    : TQWidget(parent, "shadow"), _xOffset(board->frameWidth()),
+Shadow::Shadow(BaseBoard *board, TQWidget *tqparent)
+    : TQWidget(tqparent, "shadow"), _xOffset(board->frameWidth()),
      _board(board), _show(false)
 {
     KZoomMainWindow::addWidget(this);
     connect(board, TQT_SIGNAL(updatePieceConfigSignal()), TQT_SLOT(update()));
 }
 
-TQSize Shadow::sizeHint() const
+TQSize Shadow::tqsizeHint() const
 {
 	return TQSize(_xOffset + _board->matrix().width() * BasePrefs::blockSize(),
 				 SHADOW_HEIGHT);
@@ -78,19 +78,19 @@ void Shadow::paintEvent(TQPaintEvent *)
 
 
 /*****************************************************************************/
-class Led : public QWidget
+class Led : public TQWidget
 {
  public:
-	Led(const TQColor &c, TQWidget *parent)
-		: TQWidget(parent), col(c), _on(FALSE) {}
+	Led(const TQColor &c, TQWidget *tqparent)
+		: TQWidget(tqparent), col(c), _on(FALSE) {}
 
 	TQSizePolicy sizePolicy() const
 		{ return TQSizePolicy(TQSizePolicy::Fixed, TQSizePolicy::Fixed); }
-	TQSize sizeHint() const { return TQSize(LED_WIDTH, LED_HEIGHT); }
+	TQSize tqsizeHint() const { return TQSize(LED_WIDTH, LED_HEIGHT); }
 
-	void on()  { if (!_on) { _on = TRUE; repaint(); } }
-	void off() { if (_on)  {_on = FALSE; repaint(); } }
-	void setColor(const TQColor &c) { if (c!=col) { col = c; repaint(); } }
+	void on()  { if (!_on) { _on = TRUE; tqrepaint(); } }
+	void off() { if (_on)  {_on = FALSE; tqrepaint(); } }
+	void setColor(const TQColor &c) { if (c!=col) { col = c; tqrepaint(); } }
 
  protected:
 	void paintEvent(TQPaintEvent *) {
@@ -105,8 +105,8 @@ class Led : public QWidget
 	bool   _on;
 };
 
-GiftPool::GiftPool(TQWidget *parent)
-    : TQHBox(parent, "gift_pool"), nb(0), ready(false)
+GiftPool::GiftPool(TQWidget *tqparent)
+    : TQHBox(tqparent, "gift_pool"), nb(0), ready(false)
 {
 	setSpacing(LED_SPACING);
 	leds.resize(cfactory->cbi.nbGiftLeds);
@@ -114,9 +114,9 @@ GiftPool::GiftPool(TQWidget *parent)
         leds.insert(i, new Led(yellow, this));
 }
 
-TQSize GiftPool::sizeHint() const
+TQSize GiftPool::tqsizeHint() const
 {
-	TQSize s = (leds.size() ? leds[0]->sizeHint() : TQSize());
+	TQSize s = (leds.size() ? leds[0]->tqsizeHint() : TQSize());
 	return TQSize((s.width()+LED_SPACING)*leds.size()-LED_SPACING, s.height());
 }
 
@@ -131,9 +131,9 @@ void GiftPool::put(uint n)
 	if ( nb==0 && !ready )
         TQTimer::singleShot(cfactory->cbi.giftPoolTimeout,
                            this, TQT_SLOT(timeout()));
-	uint e = QMIN(nb+n, leds.size());
+	uint e = TQMIN(nb+n, leds.size());
 	for (uint i=nb; i<e; i++) leds[i]->on();
-	uint f = QMIN(nb+n-e, leds.size());
+	uint f = TQMIN(nb+n-e, leds.size());
 	for (uint i=0; i<f; i++) leds[i]->setColor(red);
 	nb += n;
 }
@@ -161,7 +161,7 @@ uint GiftPool::take()
 
 void GiftPool::reset()
 {
-    killTimers();
+    TQT_TQOBJECT(this)->killTimers();
     ready = false;
     nb = 0;
     for (uint i=0; i<leds.size(); i++) {
@@ -171,10 +171,10 @@ void GiftPool::reset()
 }
 
 //-----------------------------------------------------------------------------
-PlayerProgress::PlayerProgress(BaseBoard *board, TQWidget *parent,
+PlayerProgress::PlayerProgress(BaseBoard *board, TQWidget *tqparent,
 	              	       const char *name)
-  : KGameProgress(0, board->matrix().height(), 0, KGameProgress::Vertical,
-                  parent, name), _board(board)
+  : KGameProgress(0, board->matrix().height(), 0, Qt::Vertical,
+                  tqparent, name), _board(board)
 {
   setBackgroundColor(lightGray);
   setTextEnabled(false);
@@ -182,7 +182,7 @@ PlayerProgress::PlayerProgress(BaseBoard *board, TQWidget *parent,
   KZoomMainWindow::addWidget(this);
 }
 
-TQSize PlayerProgress::sizeHint() const
+TQSize PlayerProgress::tqsizeHint() const
 {
   return TQSize(10, _board->matrix().height() * BasePrefs::blockSize())
     + 2 * TQSize(frameWidth(), frameWidth());
diff --git a/libksirtet/common/misc_ui.h b/libksirtet/common/misc_ui.h
index 38544a02..61b87b96 100644
--- a/libksirtet/common/misc_ui.h
+++ b/libksirtet/common/misc_ui.h
@@ -14,18 +14,20 @@
 class LIBKSIRTET_EXPORT ShowNextPiece : public FixedCanvasView
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
-    ShowNextPiece(BaseBoard *, TQWidget *parent);
+    ShowNextPiece(BaseBoard *, TQWidget *tqparent);
 };
 
 /*****************************************************************************/
-class LIBKSIRTET_EXPORT Shadow : public QWidget
+class LIBKSIRTET_EXPORT Shadow : public TQWidget
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
-    Shadow(BaseBoard *, TQWidget *parent);
+    Shadow(BaseBoard *, TQWidget *tqparent);
 
-    virtual TQSize sizeHint() const;
+    virtual TQSize tqsizeHint() const;
     virtual TQSizePolicy sizePolicy() const;
     void setDisplay(bool show);
 
@@ -40,13 +42,14 @@ class LIBKSIRTET_EXPORT Shadow : public QWidget
 /*****************************************************************************/
 class Led;
 
-class LIBKSIRTET_EXPORT GiftPool : public QHBox
+class LIBKSIRTET_EXPORT GiftPool : public TQHBox
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
-    GiftPool(TQWidget *parent);
+    GiftPool(TQWidget *tqparent);
 
-    virtual TQSize sizeHint() const;
+    virtual TQSize tqsizeHint() const;
     virtual TQSizePolicy sizePolicy() const;
 
     void reset();
@@ -68,10 +71,11 @@ class LIBKSIRTET_EXPORT GiftPool : public QHBox
 class LIBKSIRTET_EXPORT PlayerProgress : public KGameProgress
 {
   Q_OBJECT
+  TQ_OBJECT
 public:
-  PlayerProgress(BaseBoard *board, TQWidget *parent = 0, const char *name = 0);
+  PlayerProgress(BaseBoard *board, TQWidget *tqparent = 0, const char *name = 0);
   
-  virtual TQSize sizeHint() const;
+  virtual TQSize tqsizeHint() const;
   virtual TQSizePolicy sizePolicy() const;
   
 private:
diff --git a/libksirtet/common/settings.h b/libksirtet/common/settings.h
index 2a554e8d..a33c2b12 100644
--- a/libksirtet/common/settings.h
+++ b/libksirtet/common/settings.h
@@ -10,14 +10,16 @@
 class LIBKSIRTET_EXPORT AppearanceConfig : public BaseAppearanceConfig
 {
     Q_OBJECT
+  TQ_OBJECT
 public:
     AppearanceConfig();
 };
 
 //-----------------------------------------------------------------------------
-class LIBKSIRTET_EXPORT GameConfig : public QWidget
+class LIBKSIRTET_EXPORT GameConfig : public TQWidget
 {
     Q_OBJECT
+  TQ_OBJECT
 public:
     GameConfig();
 
diff --git a/libksirtet/common/types.h b/libksirtet/common/types.h
index 5b85f302..702f8a70 100644
--- a/libksirtet/common/types.h
+++ b/libksirtet/common/types.h
@@ -6,11 +6,11 @@
 #include "lib/libksirtet_export.h"
 
 
-struct ClientPlayData { Q_UINT8 height, gift, end; };
+struct ClientPlayData { TQ_UINT8 height, gift, end; };
 LIBKSIRTET_EXPORT TQDataStream &operator <<(TQDataStream &s, const ClientPlayData &d);
 LIBKSIRTET_EXPORT TQDataStream &operator >>(TQDataStream &s, ClientPlayData &d);
 
-struct ServerPlayData { Q_UINT8 prevHeight, nextHeight, gift; };
+struct ServerPlayData { TQ_UINT8 prevHeight, nextHeight, gift; };
 LIBKSIRTET_EXPORT TQDataStream &operator <<(TQDataStream &s, const ServerPlayData &d);
 LIBKSIRTET_EXPORT TQDataStream &operator >>(TQDataStream &s, ServerPlayData &d);
 
@@ -18,7 +18,7 @@ class ServerInitData
 {
  public:
 	TQString  prevName, nextName, name;
-	Q_UINT32 initLevel, seed;
+	TQ_UINT32 initLevel, seed;
 };
 LIBKSIRTET_EXPORT TQDataStream &operator <<(TQDataStream &s, const ServerInitData &d);
 LIBKSIRTET_EXPORT TQDataStream &operator >>(TQDataStream &s, ServerInitData &d);
diff --git a/libksirtet/lib/defines.cpp b/libksirtet/lib/defines.cpp
index baf91083..3b3ec229 100644
--- a/libksirtet/lib/defines.cpp
+++ b/libksirtet/lib/defines.cpp
@@ -2,12 +2,12 @@
 
 #include <klocale.h>
 
-void errorBox(const TQString &msg1, const TQString &msg2, TQWidget *parent)
+void errorBox(const TQString &msg1, const TQString &msg2, TQWidget *tqparent)
 {
     TQString str;
     if ( msg2.isNull() ) str = msg1;
-    else str = i18n("%1:\n%2").arg(msg1).arg(msg2);
-    KMessageBox::error(parent, str);
+    else str = i18n("%1:\n%2").tqarg(msg1).tqarg(msg2);
+    KMessageBox::error(tqparent, str);
 }
 
 TQString socketError(const KExtendedSocket *socket)
@@ -16,9 +16,9 @@ TQString socketError(const KExtendedSocket *socket)
 }
 
 bool checkSocket(int res, const KExtendedSocket *socket,
-                 const TQString &msg, TQWidget *parent)
+                 const TQString &msg, TQWidget *tqparent)
 {
     if ( res==0 ) return false;
-    errorBox(msg, socketError(socket), parent);
+    errorBox(msg, socketError(socket), tqparent);
     return true;
 }
diff --git a/libksirtet/lib/defines.h b/libksirtet/lib/defines.h
index a6728a38..db936b10 100644
--- a/libksirtet/lib/defines.h
+++ b/libksirtet/lib/defines.h
@@ -16,10 +16,10 @@
 #define MP_SERVER_ADDRESS "Server address"
 #define MP_PORT           "Port"
 
-void errorBox(const TQString &msg1, const TQString &msg2, TQWidget *parent);
+void errorBox(const TQString &msg1, const TQString &msg2, TQWidget *tqparent);
 TQString socketError(const KExtendedSocket *socket);
 bool checkSocket(int res, const KExtendedSocket *,
-                 const TQString &msg, TQWidget *parent);
+                 const TQString &msg, TQWidget *tqparent);
 
 #define R_ERROR_BOX(msg1, msg2) { \
     errorBox(msg1, msg2, this); \
diff --git a/libksirtet/lib/internal.cpp b/libksirtet/lib/internal.cpp
index f8b34085..1622a2fa 100644
--- a/libksirtet/lib/internal.cpp
+++ b/libksirtet/lib/internal.cpp
@@ -111,7 +111,7 @@ TQString Network::playerName(uint i) const
 		if ( i<(l+ll) ) return remotes[k].names[i-l];
 		l += ll;
 	}
-	return TQString::null; // dummy
+	return TQString(); // dummy
 }
 
 IOBuffer *Network::ioBuffer(uint i) const
diff --git a/libksirtet/lib/internal.h b/libksirtet/lib/internal.h
index cc74fbc4..038656eb 100644
--- a/libksirtet/lib/internal.h
+++ b/libksirtet/lib/internal.h
@@ -59,6 +59,7 @@ class Server
 class Network : public TQObject, public Local
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	Network(MPInterface *_interface, TQValueList<MPInterface::Data> &_boards,
@@ -93,6 +94,7 @@ class Network : public TQObject, public Local
 class LocalServer : public TQObject, public Local, public Server
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	LocalServer(MPInterface *_interface,
@@ -112,6 +114,7 @@ class LocalServer : public TQObject, public Local, public Server
 class NetworkServer : public Network, public Server
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	NetworkServer(MPInterface *_interface,
@@ -137,6 +140,7 @@ class NetworkServer : public Network, public Server
 class Client : public Network
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	Client(MPInterface *_interface, TQValueList<MPInterface::Data> &_boards,
diff --git a/libksirtet/lib/keys.cpp b/libksirtet/lib/keys.cpp
index 8433503f..fadb8e5f 100644
--- a/libksirtet/lib/keys.cpp
+++ b/libksirtet/lib/keys.cpp
@@ -7,8 +7,8 @@
 
 
 KeyData::KeyData(uint maxNb, uint nbActions, const ActionData *data,
-                 TQObject *parent)
-    : TQObject(parent), _maxNb(maxNb)
+                 TQObject *tqparent)
+    : TQObject(tqparent), _maxNb(maxNb)
 {
     _data.duplicate(data, nbActions);
 
@@ -46,10 +46,10 @@ void KeyData::createActionCollection(uint index, TQWidget *receiver)
     _cols[index] = new KActionCollection(receiver, this);
     for (uint k=0; k<_data.size(); k++) {
         TQString label = i18n(_data[k].label);
-        TQString name = TQString("%2 %3").arg(index+1).arg(_data[k].name);
+        TQString name = TQString("%2 %3").tqarg(index+1).tqarg(_data[k].name);
         const char *slot = (_data[k].slotRelease ? 0 : _data[k].slot);
         KAction *a = new KAction(label, _keycodes[_cols.size()-1][index][k],
-                                 receiver, slot, _cols[index], name.utf8());
+                                 TQT_TQOBJECT(receiver), slot, _cols[index], name.utf8());
         a->setEnabled(false);
         if ( slot==0 ) {
             SpecialData data;
@@ -68,7 +68,7 @@ void KeyData::setEnabled(uint index, bool enabled)
 {
     for (uint k=0; k<_cols[index]->count(); k++) {
         TQMap<KAction *, SpecialData>::Iterator it =
-            _specActions.find(_cols[index]->action(k));
+            _specActions.tqfind(_cols[index]->action(k));
         if ( it==_specActions.end() )
             _cols[index]->action(k)->setEnabled(enabled);
         else (*it).enabled = enabled;
@@ -78,8 +78,8 @@ void KeyData::setEnabled(uint index, bool enabled)
 void KeyData::addKeys(KKeyDialog &d)
 {
     for (uint i=0; i<_cols.size(); i++)
-        d.insert(_cols[i], i18n("Shortcuts for player #%1/%2").arg(i+1)
-                 .arg(_cols.size()));
+        d.insert(_cols[i], i18n("Shortcuts for player #%1/%2").tqarg(i+1)
+                 .tqarg(_cols.size()));
 }
 
 void KeyData::save()
diff --git a/libksirtet/lib/keys.h b/libksirtet/lib/keys.h
index 62bb818c..16e25118 100644
--- a/libksirtet/lib/keys.h
+++ b/libksirtet/lib/keys.h
@@ -7,12 +7,13 @@
 #include "mp_interface.h"
 
 
-class KeyData : public QObject
+class KeyData : public TQObject
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
     KeyData(uint maxNb, uint nbActions, const ActionData *,
-            TQObject *parent);
+            TQObject *tqparent);
     void setKeycodes(uint nb, uint i, const int *keycodes);
 
     void setCurrentNb(uint nb);
@@ -36,7 +37,7 @@ class KeyData : public QObject
     TQMap<KAction *, SpecialData>           _specActions;
 
     TQString group() const
-        { return TQString("Keys (%1 humans)").arg(_cols.size()); }
+        { return TQString("Keys (%1 humans)").tqarg(_cols.size()); }
 };
 
 #endif // KEYS_H
diff --git a/libksirtet/lib/meeting.cpp b/libksirtet/lib/meeting.cpp
index 71df0e4d..8730fb96 100644
--- a/libksirtet/lib/meeting.cpp
+++ b/libksirtet/lib/meeting.cpp
@@ -14,16 +14,16 @@
 
 NetMeeting::NetMeeting(const cId &_id, Socket *socket,
                        MPOptionWidget *option,
-					   bool _server, TQWidget *parent, const char * name)
+					   bool _server, TQWidget *tqparent, const char * name)
 : KDialogBase(Plain, i18n("Network Meeting"),
 			  (_server ? Ok|Cancel|Help : Cancel|Help),
-			  (_server ? Ok : Cancel), parent, name),
+			  (_server ? Ok : Cancel), tqparent, name),
   server(_server), ow(option), id(_id), socketRemoved(FALSE)
 {
 	sm.append(socket, SocketManager::ReadWrite);
 	sm[0]->notifier()->setEnabled(TRUE);
 
-/* top layout */
+/* top tqlayout */
 	TQVBoxLayout *top = new TQVBoxLayout(plainPage(), spacingHint());
 	top->setResizeMode(TQLayout::Fixed);
 
@@ -37,7 +37,7 @@ NetMeeting::NetMeeting(const cId &_id, Socket *socket,
 	top->addWidget(wl);
 
 	labWait = new TQLabel(i18n("Waiting for clients"), plainPage());
-	labWait->setAlignment(AlignCenter);
+	labWait->tqsetAlignment(AlignCenter);
 	top->addWidget(labWait);
 
 	// options widget
@@ -68,7 +68,7 @@ void NetMeeting::appendLine(const MeetingLineData &pld, bool server)
 	if (pld.own) connect(pl, TQT_SIGNAL(textChanged(const TQString &)),
 						 TQT_SLOT(textChanged(const TQString &)));
 	else message(i18n("A new client has just arrived (#%1)")
-				 .arg(wl->size()+1));
+				 .tqarg(wl->size()+1));
 	pl->setData(pld.ed);
 	connect(pl, TQT_SIGNAL(typeChanged(MeetingCheckBox::Type)),
 			TQT_SLOT(typeChanged(MeetingCheckBox::Type)));
@@ -136,7 +136,7 @@ void NetMeeting::cleanReject(const TQString &str)
 // Read incoming data
 void NetMeeting::readNotifier(int fd)
 {
-	int i = sm.find(fd);
+	int i = sm.tqfind(fd);
     Q_ASSERT( i!=-1 );
 	switch ( sm[i]->read() ) {
 	 case -1: readError(i);  break;
@@ -213,8 +213,8 @@ void NetMeeting::message(const TQString &str)
 /** ServerNetMeeting *********************************************************/
 ServerNetMeeting::ServerNetMeeting(const cId &id,
 	const RemoteHostData &r, MPOptionWidget *option,
-	TQPtrList<RemoteHostData> &arhd, TQWidget *parent, const char * name)
-: NetMeeting(id, r.socket, option, TRUE, parent, name), rhd(arhd)
+	TQPtrList<RemoteHostData> &arhd, TQWidget *tqparent, const char * name)
+: NetMeeting(id, r.socket, option, TRUE, tqparent, name), rhd(arhd)
 {
 	connect(sm[0]->notifier(), TQT_SIGNAL(activated(int)), TQT_SLOT(newHost(int)));
 	players.append(Accepted); // server
@@ -241,7 +241,7 @@ void ServerNetMeeting::writeToAll(uint i)
 void ServerNetMeeting::netError(uint i, const TQString &type)
 {
 	Q_ASSERT( i!=0 );
-	disconnectHost(i, i18n("%1 client #%2: disconnect it").arg(type).arg(i));
+	disconnectHost(i, i18n("%1 client #%2: disconnect it").tqarg(type).tqarg(i));
 }
 
 void ServerNetMeeting::disconnectHost(uint i, const TQString &str)
@@ -265,7 +265,7 @@ void ServerNetMeeting::newHost(int)
     int res = sm[0]->accept(s);
     if ( res!=0 ) {
         message(i18n("Failed to accept incoming client:\n%1")
-                .arg(socketError(s)));
+                .tqarg(socketError(s)));
         return;
     }
 	players.append(NewPlayer);
@@ -301,7 +301,7 @@ void ServerNetMeeting::idFlag(uint i)
 
 void ServerNetMeeting::endFlag(uint i)
 {
-	disconnectHost(i, i18n("Client #%1 has left").arg(i));
+	disconnectHost(i, i18n("Client #%1 has left").tqarg(i));
 }
 
 void ServerNetMeeting::newFlag(uint i)
@@ -421,7 +421,7 @@ void ServerNetMeeting::accept()
 
 			// send play message to client (Play flag
 			// + bool [accepted/rejected])
-			sm[0]->writingStream() << PlayFlag << (Q_UINT8)willPlay;
+			sm[0]->writingStream() << PlayFlag << (TQ_UINT8)willPlay;
 			// if write failed and the client is not playing : silently
 			// put it aside ...
 			if ( !sm[0]->write() && willPlay ) {
@@ -448,8 +448,8 @@ void ServerNetMeeting::optionsChanged()
 /** ClientNetMeeting *********************************************************/
 ClientNetMeeting::ClientNetMeeting(const cId &id,
 		const RemoteHostData &rhd, MPOptionWidget *option,
-	    TQWidget *parent, const char * name)
-: NetMeeting(id, rhd.socket, option, FALSE, parent, name), bds(rhd.bds)
+	    TQWidget *tqparent, const char * name)
+: NetMeeting(id, rhd.socket, option, FALSE, tqparent, name), bds(rhd.bds)
 {
 	connect(sm[0]->notifier(), TQT_SIGNAL(activated(int)),
 			TQT_SLOT(readNotifier(int)));
@@ -462,7 +462,7 @@ ClientNetMeeting::ClientNetMeeting(const cId &id,
 
 void ClientNetMeeting::netError(uint, const TQString &str)
 {
-	cleanReject(i18n("%1 server: aborting connection.").arg(str));
+	cleanReject(i18n("%1 server: aborting connection.").tqarg(str));
 }
 
 void ClientNetMeeting::writeToAll(uint)
@@ -529,7 +529,7 @@ void ClientNetMeeting::delFlag(uint)
 	sm[0]->readingStream() >> k;
 	CHECK_READ(0);
 	removeLine(k-1);
-	message(i18n("Client %1 has left").arg(k));
+	message(i18n("Client %1 has left").tqarg(k));
 }
 
 void ClientNetMeeting::textChanged(const TQString &text)
@@ -549,7 +549,7 @@ void ClientNetMeeting::typeChanged(MeetingCheckBox::Type type)
 void ClientNetMeeting::playFlag(uint)
 {
 	// receive accept or reject (bool)
-	Q_UINT8 i;
+	TQ_UINT8 i;
 	sm[0]->readingStream() >> i;
 	CHECK_READ(0);
     sm[0]->notifier()->setEnabled(false);
diff --git a/libksirtet/lib/meeting.h b/libksirtet/lib/meeting.h
index 1e9ba267..cc8356fc 100644
--- a/libksirtet/lib/meeting.h
+++ b/libksirtet/lib/meeting.h
@@ -13,12 +13,13 @@ class MPOptionWidget;
 class NetMeeting : public KDialogBase
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	// "gameName" and "gameId" are TQByteArray because they are
     // used for ID comparing between games.
 	NetMeeting(const cId &id, Socket *, MPOptionWidget *option, bool server,
-               TQWidget *parent = 0, const char * name = 0);
+               TQWidget *tqparent = 0, const char * name = 0);
 	virtual ~NetMeeting();
 
  protected slots:
@@ -44,7 +45,7 @@ class NetMeeting : public KDialogBase
 	void setType(const TypeInfo &ti);
 	void setText(const TextInfo &ti);
 
-	void cleanReject(const TQString &str = TQString::null);
+	void cleanReject(const TQString &str = TQString());
 	bool checkState(uint i, PlayerState s);
 	bool checkAndSetState(uint i, PlayerState os, PlayerState ns);
 	bool ready() const;
@@ -77,12 +78,13 @@ class NetMeeting : public KDialogBase
 class ServerNetMeeting : public NetMeeting
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
      ServerNetMeeting(const cId &id,
 					  const RemoteHostData &rhd, MPOptionWidget *options,
 					  TQPtrList<RemoteHostData> &arhd,
-					  TQWidget *parent = 0, const char * name = 0);
+					  TQWidget *tqparent = 0, const char * name = 0);
 
  private slots:
 	void newHost(int);
@@ -108,11 +110,12 @@ class ServerNetMeeting : public NetMeeting
 class ClientNetMeeting : public NetMeeting
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	ClientNetMeeting(const cId &id,
 					 const RemoteHostData &rhd, MPOptionWidget *options,
-					 TQWidget *parent = 0, const char * name = 0);
+					 TQWidget *tqparent = 0, const char * name = 0);
 
  private slots:
 	void textChanged(const TQString &text);
diff --git a/libksirtet/lib/miscui.cpp b/libksirtet/lib/miscui.cpp
index dde70adb..7bc8e48b 100644
--- a/libksirtet/lib/miscui.cpp
+++ b/libksirtet/lib/miscui.cpp
@@ -8,8 +8,8 @@
 
 //-----------------------------------------------------------------------------
 MeetingCheckBox::MeetingCheckBox(Type type, bool owner, bool server,
-                                 TQWidget *parent)
-    : TQWidget(parent, "meeting_check_box")
+                                 TQWidget *tqparent)
+    : TQWidget(tqparent, "meeting_check_box")
 {
     TQVBoxLayout *vbox = new TQVBoxLayout(this);
 
@@ -46,8 +46,8 @@ void MeetingCheckBox::changedSlot()
 
 //-----------------------------------------------------------------------------
 PlayerComboBox::PlayerComboBox(Type type, bool canBeEmpty, bool acceptAI,
-                               TQWidget *parent)
-    : TQComboBox(parent, "player_combo_box")
+                               TQWidget *tqparent)
+    : TQComboBox(tqparent, "player_combo_box")
 {
     insertItem(i18n("Human"));
     if (acceptAI) insertItem(i18n("AI"));
diff --git a/libksirtet/lib/miscui.h b/libksirtet/lib/miscui.h
index fb40e0ec..3bc7fd32 100644
--- a/libksirtet/lib/miscui.h
+++ b/libksirtet/lib/miscui.h
@@ -6,12 +6,13 @@
 
 
 //-----------------------------------------------------------------------------
-class MeetingCheckBox : public QWidget
+class MeetingCheckBox : public TQWidget
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
 	enum Type { Ready, NotReady, Excluded };
-	MeetingCheckBox(Type, bool owner, bool server, TQWidget *parent);
+	MeetingCheckBox(Type, bool owner, bool server, TQWidget *tqparent);
 
     void setType(Type);
 	Type type() const;
@@ -27,12 +28,13 @@ class MeetingCheckBox : public QWidget
 };
 
 //-----------------------------------------------------------------------------
-class PlayerComboBox : public QComboBox
+class PlayerComboBox : public TQComboBox
 {
  Q_OBJECT
+  TQ_OBJECT
  public:
 	enum Type { Human = 0, AI, None };
-	PlayerComboBox(Type, bool canBeNone, bool acceptAI, TQWidget *parent);
+	PlayerComboBox(Type, bool canBeNone, bool acceptAI, TQWidget *tqparent);
 
 	Type type() const { return (Type)currentItem(); }
 
diff --git a/libksirtet/lib/mp_board.h b/libksirtet/lib/mp_board.h
index 5e84825c..2578e927 100644
--- a/libksirtet/lib/mp_board.h
+++ b/libksirtet/lib/mp_board.h
@@ -7,13 +7,14 @@
  * The MP_Board class is the base widget from which each individual
  * board should inheritate ; you must implement its virtual methods.
  */
-class MPBoard : public QWidget
+class MPBoard : public TQWidget
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
-    MPBoard(TQWidget *parent, const char *name=0)
-	: TQWidget(parent, name) {}
+    MPBoard(TQWidget *tqparent, const char *name=0)
+	: TQWidget(tqparent, name) {}
 	virtual ~MPBoard() {}
 
 	/**
diff --git a/libksirtet/lib/mp_interface.cpp b/libksirtet/lib/mp_interface.cpp
index cfe06cd0..6683ba00 100644
--- a/libksirtet/lib/mp_interface.cpp
+++ b/libksirtet/lib/mp_interface.cpp
@@ -21,15 +21,15 @@
 /*****************************************************************************/
 MPInterface::MPInterface(const MPGameInfo &_gameInfo,
                          uint nbActions, const ActionData *data,
-						 TQWidget *parent, const char *name)
-: TQWidget(parent, name), internal(0), gameInfo(_gameInfo), nbLocalHumans(0)
+						 TQWidget *tqparent, const char *name)
+: TQWidget(tqparent, name), internal(0), gameInfo(_gameInfo), nbLocalHumans(0)
 {
 	Q_ASSERT( gameInfo.maxNbLocalPlayers>=1 );
 
     hbl = new TQHBoxLayout(this, 0, 5);
 	hbl->setResizeMode( TQLayout::Fixed );
 
-    _keyData = new KeyData(gameInfo.maxNbLocalPlayers, nbActions, data, this);
+    _keyData = new KeyData(gameInfo.maxNbLocalPlayers, nbActions, data, TQT_TQOBJECT(this));
 }
 
 MPInterface::~MPInterface()
@@ -98,16 +98,16 @@ void MPInterface::specialLocalGame(uint nbHumans, uint nbAIs)
     KConfigGroupSaver cg(kapp->config(), MP_GROUP);
 	for (uint i=0; i<(nbHumans+nbAIs); i++) {
 		bd.type = (i<nbHumans ? PlayerComboBox::Human : PlayerComboBox::AI);
-		bd.name = TQString::null;
+		bd.name = TQString();
 		t = (PlayerComboBox::Type)
-			cg.config()->readNumEntry(TQString(MP_PLAYER_TYPE).arg(i),
+			cg.config()->readNumEntry(TQString(MP_PLAYER_TYPE).tqarg(i),
 						   	          PlayerComboBox::None);
 		if ( bd.type==t )
-			bd.name = cg.config()->readEntry(TQString(MP_PLAYER_NAME).arg(i),
-									         TQString::null);
+			bd.name = cg.config()->readEntry(TQString(MP_PLAYER_NAME).tqarg(i),
+									         TQString());
 		if ( bd.name.isNull() )
-			bd.name = (i<nbHumans ? i18n("Human %1").arg(i+1)
-					   : i18n("AI %1").arg(i-nbHumans+1));
+			bd.name = (i<nbHumans ? i18n("Human %1").tqarg(i+1)
+					   : i18n("AI %1").tqarg(i-nbHumans+1));
 		cd.rhd.bds += bd;
 	}
 	cd.server  = TRUE;
@@ -252,7 +252,7 @@ void MPInterface::immediateWrite()
 
 void MPInterface::hostDisconnected(uint, const TQString &msg)
 {
-	errorBox(msg, TQString::null, this);
+	errorBox(msg, TQString(), this);
 
 	if ( !disconnected ) { // to avoid multiple calls
 		disconnected = TRUE;
diff --git a/libksirtet/lib/mp_interface.h b/libksirtet/lib/mp_interface.h
index dbd26869..ea70736f 100644
--- a/libksirtet/lib/mp_interface.h
+++ b/libksirtet/lib/mp_interface.h
@@ -73,16 +73,17 @@ typedef struct {
  * easily with threads but I have no experience with thread programming
  * and not all people have thread libraries and a thread-safe system.
  */
-class MPInterface : public QWidget
+class MPInterface : public TQWidget
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	/** Constructor which takes a MPGameInfo struct as parameter.
      */
     MPInterface(const MPGameInfo &gameInfo,
                 uint nbActions, const ActionData *data,
-				TQWidget *parent = 0, const char *name = 0);
+				TQWidget *tqparent = 0, const char *name = 0);
 	virtual ~MPInterface();
 
  public slots:
diff --git a/libksirtet/lib/mp_option.h b/libksirtet/lib/mp_option.h
index 2db2eacf..3d7468b5 100644
--- a/libksirtet/lib/mp_option.h
+++ b/libksirtet/lib/mp_option.h
@@ -28,17 +28,18 @@
  * changed. In addition you'll need to implement the method @ref #saveData
  * to save the configuration in the config file ; so that it will be available
  * for the initialisation of @ref LocalBoard.
- * It seems a good idea that the widget have the same layout
+ * It seems a good idea that the widget have the same tqlayout
  * on both (server and client) sides but with the inner widgets all disabled 
  * on the client side.
  */
-class MPOptionWidget : public QWidget
+class MPOptionWidget : public TQWidget
 {
  Q_OBJECT
+  TQ_OBJECT
 		
  public:
-	MPOptionWidget(bool Server, TQWidget *parent = 0, const char *name = 0)
-	: TQWidget(parent, name), server(Server) {}
+	MPOptionWidget(bool Server, TQWidget *tqparent = 0, const char *name = 0)
+	: TQWidget(tqparent, name), server(Server) {}
 	virtual ~MPOptionWidget() {}
 
 	bool isServer() const { return server; }
diff --git a/libksirtet/lib/mp_simple_board.h b/libksirtet/lib/mp_simple_board.h
index d9a681f7..24a7654f 100644
--- a/libksirtet/lib/mp_simple_board.h
+++ b/libksirtet/lib/mp_simple_board.h
@@ -9,10 +9,11 @@
 class KDE_EXPORT MPSimpleBoard : public MPBoard
 {
  Q_OBJECT
+  TQ_OBJECT
 		
  public:
-    MPSimpleBoard(TQWidget *parent = 0, const char *name = 0)
-	: MPBoard(parent, name) {}
+    MPSimpleBoard(TQWidget *tqparent = 0, const char *name = 0)
+	: MPBoard(tqparent, name) {}
 	virtual ~MPSimpleBoard() {}
 
 	void init(bool AI, bool multiplayers, bool server, bool first,
diff --git a/libksirtet/lib/mp_simple_interface.cpp b/libksirtet/lib/mp_simple_interface.cpp
index 1b83be40..e863b069 100644
--- a/libksirtet/lib/mp_simple_interface.cpp
+++ b/libksirtet/lib/mp_simple_interface.cpp
@@ -9,12 +9,12 @@
 
 
 #define PAUSE_ACTION \
-    ((KToggleAction *)((KMainWindow *)topLevelWidget())->action("game_pause"))
+    ((KToggleAction *)((KMainWindow *)tqtopLevelWidget())->action("game_pause"))
 
 MPSimpleInterface::MPSimpleInterface(const MPGameInfo &gi,
                                      uint nbActions, const ActionData *data,
-									 TQWidget *parent, const char *name)
-: MPInterface(gi, nbActions, data, parent, name), state(SS_Standby)
+									 TQWidget *tqparent, const char *name)
+: MPInterface(gi, nbActions, data, tqparent, name), state(SS_Standby)
 {}
 
 void MPSimpleInterface::init()
diff --git a/libksirtet/lib/mp_simple_interface.h b/libksirtet/lib/mp_simple_interface.h
index d366dafd..04cb014c 100644
--- a/libksirtet/lib/mp_simple_interface.h
+++ b/libksirtet/lib/mp_simple_interface.h
@@ -7,11 +7,12 @@
 class MPSimpleInterface : public MPInterface
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	MPSimpleInterface(const MPGameInfo &gi,
                       uint nbActions, const ActionData *data,
-                      TQWidget *parent = 0, const char *name = 0);
+                      TQWidget *tqparent = 0, const char *name = 0);
 
     bool isPaused() const { return state==SS_Pause; }
 
diff --git a/libksirtet/lib/mp_simple_types.cpp b/libksirtet/lib/mp_simple_types.cpp
index c2a9dc27..142c1d15 100644
--- a/libksirtet/lib/mp_simple_types.cpp
+++ b/libksirtet/lib/mp_simple_types.cpp
@@ -1,6 +1,6 @@
 #include "mp_simple_types.h"
 
 TQDataStream &operator <<(TQDataStream &s, const EnumClass &ec)
-  { s << (Q_UINT8)ec.f; return s; }
+  { s << (TQ_UINT8)ec.f; return s; }
 TQDataStream &operator >>(TQDataStream &s, EnumClass &ec) 
-  { Q_UINT8 t; s >> t; ec.f = (int)t; return s; }
+  { TQ_UINT8 t; s >> t; ec.f = (int)t; return s; }
diff --git a/libksirtet/lib/pline.cpp b/libksirtet/lib/pline.cpp
index 86fde398..94e9c50e 100644
--- a/libksirtet/lib/pline.cpp
+++ b/libksirtet/lib/pline.cpp
@@ -9,12 +9,12 @@
 #define THIN_BORDER 4
 
 MeetingLine::MeetingLine(bool isOwner, bool serverIsReader, bool serverLine,
-						 TQWidget *parent, const char *name)
-: TQFrame(parent, name)
+						 TQWidget *tqparent, const char *name)
+: TQFrame(tqparent, name)
 {
 	setFrameStyle(Panel | (serverLine ? Raised : Plain));
 
-	// Top layout
+	// Top tqlayout
 	hbl = new TQHBoxLayout(this, THIN_BORDER + frameWidth());
 
 	/* TriCheckBox */
@@ -26,7 +26,7 @@ MeetingLine::MeetingLine(bool isOwner, bool serverIsReader, bool serverLine,
 
     /* Name */
 	lname = new TQLabel(" ", this);
-	lname->setAlignment(AlignCenter);
+	lname->tqsetAlignment(AlignCenter);
 	lname->setFrameStyle(TQFrame::Panel | TQFrame::Sunken);
 	lname->setLineWidth(2);
 	lname->setMidLineWidth(3);
@@ -34,7 +34,7 @@ MeetingLine::MeetingLine(bool isOwner, bool serverIsReader, bool serverLine,
     f.setBold(TRUE);
     lname->setFont(f);
 	lname->setFixedSize(lname->fontMetrics().maxWidth()*NAME_MAX_LENGTH,
-						lname->sizeHint().height());
+						lname->tqsizeHint().height());
 	hbl->addWidget(lname);
 	hbl->addStretch(1);
 
@@ -51,7 +51,7 @@ MeetingLine::MeetingLine(bool isOwner, bool serverIsReader, bool serverLine,
 	qle->setMaxLength(TALKER_MAX_LENGTH);
 	qle->setFont( TQFont("fixed", 12, TQFont::Bold) );
 	qle->setFixedSize(qle->fontMetrics().maxWidth()*TALKER_MAX_LENGTH,
-					  qle->sizeHint().height());
+					  qle->tqsizeHint().height());
 	connect(qle, TQT_SIGNAL(textChanged(const TQString &)),
 			TQT_SLOT(_textChanged(const TQString &)));
 	qle->setEnabled(isOwner);
@@ -66,8 +66,8 @@ void MeetingLine::setData(const ExtData &ed)
 		if ( bds[i].type==PlayerComboBox::Human ) nbh++;
 		else if ( bds[i].type==PlayerComboBox::AI ) nba++;
 	}
-	labH->setText(i18n("Hu=%1").arg(nbh));
-	labAI->setText(i18n("AI=%1").arg(nba));
+	labH->setText(i18n("Hu=%1").tqarg(nbh));
+	labAI->setText(i18n("AI=%1").tqarg(nba));
  	lname->setText(bds[0].name);
 	setType(ed.type);
 	setText(ed.text);
@@ -84,12 +84,12 @@ void MeetingLine::data(ExtData &ed) const
 PlayerLine::PlayerLine(PlayerComboBox::Type type, const TQString &txt,
 					   bool humanSetting, bool AISetting,
 					   bool canBeEmpty, bool acceptAI,
-					   TQWidget *parent, const char *name)
-: TQFrame(parent, name), hs(humanSetting), as(AISetting)
+					   TQWidget *tqparent, const char *name)
+: TQFrame(tqparent, name), hs(humanSetting), as(AISetting)
 {
 	setFrameStyle(Panel | Raised);
 
-	// Top layout
+	// Top tqlayout
 	TQHBoxLayout *hbl;
 	hbl = new TQHBoxLayout(this, THIN_BORDER + frameWidth());
 
@@ -102,7 +102,7 @@ PlayerLine::PlayerLine(PlayerComboBox::Type type, const TQString &txt,
 	edit = new TQLineEdit(txt, this);
 	edit->setMaxLength(NAME_MAX_LENGTH);
 	edit->setFixedSize(edit->fontMetrics().maxWidth()*(NAME_MAX_LENGTH+2),
-					   edit->sizeHint().height());
+					   edit->tqsizeHint().height());
 	hbl->addWidget(edit);
 
 	/* settings button */
@@ -128,8 +128,8 @@ void PlayerLine::setSlot()
 }
 
 /*****************************************************************************/
-GWidgetList::GWidgetList(uint interval, TQWidget *parent, const char * name)
-	: TQWidget(parent, name), vbl(this, interval)
+GWidgetList::GWidgetList(uint interval, TQWidget *tqparent, const char * name)
+	: TQWidget(tqparent, name), vbl(this, interval)
 {
 	widgets.setAutoDelete(TRUE);
 }
diff --git a/libksirtet/lib/pline.h b/libksirtet/lib/pline.h
index d9969264..9cef8d29 100644
--- a/libksirtet/lib/pline.h
+++ b/libksirtet/lib/pline.h
@@ -13,13 +13,14 @@
 class TQPushButton;
 
 /** Internal class : display a "player line" in netmeeting. */
-class MeetingLine : public QFrame
+class MeetingLine : public TQFrame
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
     MeetingLine(bool isOwner, bool readerIsServer, bool serverLine,
-				TQWidget *parent, const char *name = 0);
+				TQWidget *tqparent, const char *name = 0);
 
 	MeetingCheckBox::Type type() const { return tcb->type(); }
 	void setType(MeetingCheckBox::Type type) { tcb->setType(type); }
@@ -48,15 +49,16 @@ class MeetingLine : public QFrame
 	TQLineEdit             *qle;
 };
 
-class PlayerLine : public QFrame
+class PlayerLine : public TQFrame
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	PlayerLine(PlayerComboBox::Type type, const TQString &txt,
 			   bool humanSetting, bool AISetting,
 			   bool canBeEmpty, bool acceptAI,
-			   TQWidget *parent = 0, const char *name = 0);
+			   TQWidget *tqparent = 0, const char *name = 0);
 
 	PlayerComboBox::Type type() const { return pcb->type(); }
 	TQString name() const { return edit->text(); }
@@ -78,18 +80,19 @@ class PlayerLine : public QFrame
 };
 
 /** Internal class : scrolable list of widgets. */
-class GWidgetList : public QWidget
+class GWidgetList : public TQWidget
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
-	GWidgetList(uint interval, TQWidget *parent = 0, const char * name = 0);
+	GWidgetList(uint interval, TQWidget *tqparent = 0, const char * name = 0);
 
 	void remove(uint i);
 	uint size() const { return widgets.count(); }
 
  protected:
-	/** The widget must be created with this widget as parent. */
+	/** The widget must be created with this widget as tqparent. */
 	void append(TQWidget *);
 	TQWidget *widget(uint i) { return widgets.at(i); }
 
@@ -102,8 +105,8 @@ template <class Type>
 class WidgetList : public GWidgetList
 {
  public:
-	WidgetList(uint interval, TQWidget *parent=0, const char *name=0)
-	: GWidgetList(interval, parent, name) {}
+	WidgetList(uint interval, TQWidget *tqparent=0, const char *name=0)
+	: GWidgetList(interval, tqparent, name) {}
 
 	void append(Type *w) { GWidgetList::append(w); }
 	Type *widget(uint i) { return (Type *)GWidgetList::widget(i); }
diff --git a/libksirtet/lib/smanager.cpp b/libksirtet/lib/smanager.cpp
index f6588546..ba2afd89 100644
--- a/libksirtet/lib/smanager.cpp
+++ b/libksirtet/lib/smanager.cpp
@@ -31,7 +31,7 @@ void SocketManager::clean()
 	sockets.resize(0);
 }
 
-int SocketManager::find(int fd)
+int SocketManager::tqfind(int fd)
 {
 	for(uint i=0; i<sockets.size(); i++)
 		if ( sockets[i]->fd()==fd ) return i;
@@ -44,7 +44,7 @@ uint SocketManager::append(Socket *socket, SocketProperty sp)
 	sockets.resize(s+1);
 	sockets[s] = socket;
 
-	max_fd = QMAX(max_fd, socket->fd());
+	max_fd = TQMAX(max_fd, socket->fd());
 
 	if ( sp==ReadWrite || sp==ReadOnly ) FD_SET(socket->fd(), &read_set);
 	if ( sp==ReadWrite || sp==WriteOnly ) {
@@ -65,7 +65,7 @@ void SocketManager::remove(uint i, bool del)
 
 	max_fd = 0;
 	for(uint j=0; j<s; j++)
-		max_fd = QMAX(max_fd, sockets[j]->fd());
+		max_fd = TQMAX(max_fd, sockets[j]->fd());
 
 	int fd = so->fd();
 	if ( FD_ISSET(fd, &read_set) ) FD_CLR(fd, &read_set);
diff --git a/libksirtet/lib/smanager.h b/libksirtet/lib/smanager.h
index 59dd0edb..8541934e 100644
--- a/libksirtet/lib/smanager.h
+++ b/libksirtet/lib/smanager.h
@@ -40,7 +40,7 @@ class SocketManager
 	Socket *operator [](uint i)            { return sockets[i]; }
 
 	/** @return the index of the socket (-1 if not present). */
-	int find(int fd);
+	int tqfind(int fd);
 
 	/**
 	 * Append a socket at the end of the array of sockets.
diff --git a/libksirtet/lib/socket.cpp b/libksirtet/lib/socket.cpp
index 6defc94b..7dd74f74 100644
--- a/libksirtet/lib/socket.cpp
+++ b/libksirtet/lib/socket.cpp
@@ -21,13 +21,13 @@
 #endif
 
 Socket::Socket(KExtendedSocket *s, bool createNotifier,
-               TQObject *parent, const char *name)
+               TQObject *tqparent, const char *name)
 : _socket(s), _notifier(0)
 {
     Q_ASSERT(s);
 	if (createNotifier) {
 		_notifier = new TQSocketNotifier(s->fd(), TQSocketNotifier::Read,
-                                        parent, name);
+                                        tqparent, name);
 		_notifier->setEnabled(FALSE);
 	}
 }
diff --git a/libksirtet/lib/socket.h b/libksirtet/lib/socket.h
index 01dac726..75538670 100644
--- a/libksirtet/lib/socket.h
+++ b/libksirtet/lib/socket.h
@@ -12,7 +12,7 @@ class Socket
 {
  public:
  	Socket(KExtendedSocket *, bool createNotifier = FALSE,
-		   TQObject *parent = 0, const char *name = 0);
+		   TQObject *tqparent = 0, const char *name = 0);
 
 	/** close the socket */
     ~Socket();
diff --git a/libksirtet/lib/types.cpp b/libksirtet/lib/types.cpp
index ad3dbc9b..86f7bfba 100644
--- a/libksirtet/lib/types.cpp
+++ b/libksirtet/lib/types.cpp
@@ -20,30 +20,30 @@ TQString cId::errorMessage(const cId &id) const
 	TQString str = i18n("\nServer: \"%1\"\nClient: \"%2\"");
 
 	switch (state) {
-	 case Accepted: return TQString::null;
+	 case Accepted: return TQString();
 	 case LibIdClash:
 		return i18n("The MultiPlayer library of the server is incompatible")
-			+ str.arg(libId).arg(id.libId);
+			+ str.tqarg(libId).tqarg(id.libId);
 	 case GameNameClash:
 		return i18n("Trying to connect a server for another game type")
-			+ str.arg(gameName).arg(id.gameName);
+			+ str.tqarg(gameName).tqarg(id.gameName);
 	 case GameIdClash:
 		return i18n("The server game version is incompatible")
-			+ str.arg(gameId).arg(id.gameId);
+			+ str.tqarg(gameId).tqarg(id.gameId);
 	}
 	Q_ASSERT(0);
-	return TQString::null;
+	return TQString();
 }
 
 TQDataStream &operator << (TQDataStream &s, const cId &id)
 {
-	s << id.libId << id.gameName << id.gameId << (Q_UINT8)id.state;
+	s << id.libId << id.gameName << id.gameId << (TQ_UINT8)id.state;
 	return s;
 }
 
 TQDataStream &operator >> (TQDataStream &s, cId &id)
 {
-	Q_UINT8 state;
+	TQ_UINT8 state;
 	s >> id.libId >> id.gameName >> id.gameId >> state;
 	id.state = (cId::State)state;
 	return s;
@@ -52,13 +52,13 @@ TQDataStream &operator >> (TQDataStream &s, cId &id)
 //-----------------------------------------------------------------------------
 TQDataStream &operator << (TQDataStream &s, const MeetingMsgFlag &f)
 {
-	s << (Q_UINT8)f;
+	s << (TQ_UINT8)f;
 	return s;
 }
 
 TQDataStream &operator >> (TQDataStream &s, MeetingMsgFlag &f)
 {
-	Q_UINT8 i;
+	TQ_UINT8 i;
 	s >> i; f = (MeetingMsgFlag)i;
 	return s;
 }
@@ -66,13 +66,13 @@ TQDataStream &operator >> (TQDataStream &s, MeetingMsgFlag &f)
 //-----------------------------------------------------------------------------
 TQDataStream &operator << (TQDataStream &s, const TextInfo &ti)
 {
-	s << (Q_UINT32)ti.i << ti.text;
+	s << (TQ_UINT32)ti.i << ti.text;
 	return s;
 }
 
 TQDataStream &operator >> (TQDataStream &s, TextInfo &ti)
 {
-	Q_UINT32 i;
+	TQ_UINT32 i;
 	s >> i >> ti.text; ti.i = i;
 	return s;
 }
@@ -80,13 +80,13 @@ TQDataStream &operator >> (TQDataStream &s, TextInfo &ti)
 //-----------------------------------------------------------------------------
 TQDataStream &operator << (TQDataStream &s, const MeetingCheckBox::Type &t)
 {
-	s << (Q_UINT8)t;
+	s << (TQ_UINT8)t;
 	return s;
 }
 
 TQDataStream &operator >> (TQDataStream &s, MeetingCheckBox::Type &t)
 {
-	Q_UINT8 i;
+	TQ_UINT8 i;
 	s >> i; t = (MeetingCheckBox::Type)i;
 	return s;
 }
@@ -94,13 +94,13 @@ TQDataStream &operator >> (TQDataStream &s, MeetingCheckBox::Type &t)
 //-----------------------------------------------------------------------------
 TQDataStream &operator << (TQDataStream &s, const TypeInfo &ti)
 {
-	s << (Q_UINT32)ti.i << ti.type;
+	s << (TQ_UINT32)ti.i << ti.type;
 	return s;
 }
 
 TQDataStream &operator >> (TQDataStream &s, TypeInfo &ti)
 {
-	Q_UINT32 i;
+	TQ_UINT32 i;
 	s >> i >> ti.type; ti.i = i;
 	return s;
 }
@@ -108,13 +108,13 @@ TQDataStream &operator >> (TQDataStream &s, TypeInfo &ti)
 //-----------------------------------------------------------------------------
 TQDataStream &operator << (TQDataStream &s, const BoardData &bd)
 {
-	s << (Q_UINT8)bd.type << bd.name;
+	s << (TQ_UINT8)bd.type << bd.name;
 	return s;
 }
 
 TQDataStream &operator >> (TQDataStream &s, BoardData &bd)
 {
-    Q_UINT8 i;
+    TQ_UINT8 i;
 	s >> i >> bd.name;
     bd.type = (PlayerComboBox::Type)i;
 	return s;
@@ -136,13 +136,14 @@ TQDataStream &operator >> (TQDataStream &s, ExtData &ed)
 //-----------------------------------------------------------------------------
 TQDataStream &operator << (TQDataStream &s, const MeetingLineData &pld)
 {
-	s << pld.ed << (Q_UINT8)pld.own;
+	s << pld.ed;
+	s << (TQ_UINT8)pld.own;
 	return s;
 }
 
 TQDataStream &operator >> (TQDataStream &s, MeetingLineData &pld)
 {
-	Q_UINT8 b;
+	TQ_UINT8 b;
 	s >> pld.ed >> b; pld.own = b;
 	return s;
 }
@@ -150,13 +151,13 @@ TQDataStream &operator >> (TQDataStream &s, MeetingLineData &pld)
 //-----------------------------------------------------------------------------
 TQDataStream &operator << (TQDataStream &s, const MetaFlag &f)
 {
-	s << (Q_UINT8)f;
+	s << (TQ_UINT8)f;
 	return s;
 }
 
 TQDataStream &operator >> (TQDataStream &s, MetaFlag &f)
 {
-	Q_UINT8 i;
+	TQ_UINT8 i;
 	s >> i; f = (MetaFlag)i;
 	return s;
 }
@@ -168,25 +169,25 @@ Stream::Stream(int _mode)
 {
 	setDevice(&buf);
 	Q_ASSERT( _mode==IO_ReadOnly || _mode==IO_WriteOnly );
-	buf.open(_mode);
+	buf.open((TQIODevice_OpenModeFlag)_mode);
 }
 
 void Stream::clear()
 {
 	buf.close();
-	buf.open(mode | IO_Truncate);
+	buf.open((TQIODevice_OpenModeFlag)(mode | IO_Truncate));
 }
 
 void Stream::setArray(TQByteArray a)
 {
 	buf.close();
 	buf.setBuffer(a);
-	buf.open(mode);
+	buf.open((TQIODevice_OpenModeFlag)mode);
 }
 
 bool ReadingStream::readOk()
 {
-	return ( buf.status()==IO_Ok );
+	return ( TQT_TQIODEVICE(&buf)->status()==IO_Ok );
 }
 
 void ReadingStream::clearRead()
diff --git a/libksirtet/lib/types.h b/libksirtet/lib/types.h
index ee5867fa..3e294073 100644
--- a/libksirtet/lib/types.h
+++ b/libksirtet/lib/types.h
@@ -126,7 +126,7 @@ TQDataStream &operator << (TQDataStream &s, const MetaFlag &f);
 TQDataStream &operator >> (TQDataStream &s, MetaFlag &f);
 
 /** Internal class : encapsulate read/write TQBuffer. */
-class Stream : public QDataStream
+class Stream : public TQDataStream
 {
  public:
 	Stream(int mode);
@@ -134,8 +134,8 @@ class Stream : public QDataStream
 	void clear();
 	void setArray(TQByteArray a);
 
-	TQByteArray buffer() const { return buf.buffer(); }
-	uint size() const { return buf.buffer().size(); }
+	TQByteArray buffer() /*const*/ { return buf.buffer(); }
+	uint size() /*const*/ { return buf.buffer().size(); }
 
  protected:
 	TQBuffer buf;
diff --git a/libksirtet/lib/wizard.cpp b/libksirtet/lib/wizard.cpp
index 19d9de34..a059cfa2 100644
--- a/libksirtet/lib/wizard.cpp
+++ b/libksirtet/lib/wizard.cpp
@@ -32,8 +32,8 @@
 #define MAX_USER_PORT 65535
 
 MPWizard::MPWizard(const MPGameInfo &gi, ConnectionData &_cd,
-				   TQWidget *parent, const char *name)
-: KWizard(parent, name, TRUE), cd(_cd)
+				   TQWidget *tqparent, const char *name)
+: KWizard(tqparent, name, TRUE), cd(_cd)
 {
 //	setupTypePage(); // #### REMOVE NETWORK GAMES UNTIL FIXED
     type = Local;
@@ -81,10 +81,10 @@ void MPWizard::setupLocalPage(const MPGameInfo &gi)
 	localPage->setMargin(KDialogBase::marginHint());
 
 	wl = new WidgetList<PlayerLine>(5, localPage);
-	TQSignalMapper *husm = new TQSignalMapper(this);
+	TQSignalMapper *husm = new TQSignalMapper(TQT_TQOBJECT(this));
 	if (gi.humanSettingSlot) connect(husm, TQT_SIGNAL(mapped(int)),
 									 gi.humanSettingSlot);
-	TQSignalMapper *aism = new TQSignalMapper(this);
+	TQSignalMapper *aism = new TQSignalMapper(TQT_TQOBJECT(this));
 	if (gi.AISettingSlot) connect(aism, TQT_SIGNAL(mapped(int)), gi.AISettingSlot);
 
     KConfigGroupSaver cg(kapp->config(), MP_GROUP);
@@ -94,17 +94,17 @@ void MPWizard::setupLocalPage(const MPGameInfo &gi)
 	Q_ASSERT( gi.maxNbLocalPlayers>0 );
 	for (uint i=0; i<gi.maxNbLocalPlayers; i++) {
 		type = (PlayerComboBox::Type)
-			cg.config()->readNumEntry(TQString(MP_PLAYER_TYPE).arg(i),
+			cg.config()->readNumEntry(TQString(MP_PLAYER_TYPE).tqarg(i),
    			            (i==0 ? PlayerComboBox::Human : PlayerComboBox::None));
-		n = cg.config()->readEntry(TQString(MP_PLAYER_NAME).arg(i),
-                             i18n("Player #%1").arg(i));
+		n = cg.config()->readEntry(TQString(MP_PLAYER_NAME).tqarg(i),
+                             i18n("Player #%1").tqarg(i));
 
 		pl = new PlayerLine(type, n, gi.humanSettingSlot, gi.AISettingSlot,
 							i!=0, gi.AIAllowed, wl);
 		connect(pl, TQT_SIGNAL(typeChanged(int)), TQT_SLOT(lineTypeChanged(int)));
-		husm->setMapping(pl, i);
+		husm->setMapping(TQT_TQOBJECT(pl), i);
 		connect(pl, TQT_SIGNAL(setHuman()), husm, TQT_SLOT(map()));
-		aism->setMapping(pl, i);
+		aism->setMapping(TQT_TQOBJECT(pl), i);
 		connect(pl, TQT_SIGNAL(setAI()), aism, TQT_SLOT(map()));
 		wl->append(pl);
 	}
@@ -122,7 +122,7 @@ void MPWizard::setupLocalPage(const MPGameInfo &gi)
 TQString MPWizard::name(uint i) const
 {
 	TQString s = wl->widget(i)->name();
-	if ( s.length()==0 ) s = i18n("Player #%1").arg(i);
+	if ( s.length()==0 ) s = i18n("Player #%1").tqarg(i);
 	return s;
 }
 
@@ -177,7 +177,7 @@ void MPWizard::accept()
         // do lookup
         int res = socket->lookup();
         if ( checkSocket(res, socket, i18n("Error looking up for \"%1\"")
-                         .arg(host), this) ) {
+                         .tqarg(host), this) ) {
             delete socket;
             return;
         }
@@ -206,9 +206,9 @@ void MPWizard::accept()
 
 	cg.config()->writeEntry(MP_GAMETYPE, (int)type);
 	for (uint i=0; i<wl->size(); i++) {
-		cg.config()->writeEntry(TQString(MP_PLAYER_TYPE).arg(i),
+		cg.config()->writeEntry(TQString(MP_PLAYER_TYPE).tqarg(i),
 						  (int)wl->widget(i)->type());
-		cg.config()->writeEntry(TQString(MP_PLAYER_NAME).arg(i), name(i));
+		cg.config()->writeEntry(TQString(MP_PLAYER_NAME).tqarg(i), name(i));
 	}
 
 	KWizard::accept();
diff --git a/libksirtet/lib/wizard.h b/libksirtet/lib/wizard.h
index fd90a3b8..42623ec7 100644
--- a/libksirtet/lib/wizard.h
+++ b/libksirtet/lib/wizard.h
@@ -19,10 +19,11 @@ class ConnectionData;
 class MPWizard : public KWizard
 {
  Q_OBJECT
+  TQ_OBJECT
 
  public:
 	MPWizard(const MPGameInfo &gi, ConnectionData &cd,
-			 TQWidget *parent = 0, const char *name = 0);
+			 TQWidget *tqparent = 0, const char *name = 0);
 
 	void showPage(TQWidget *page);