Replace TRUE/FALSE with boolean values true/falser14.1.4

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 66230b1cca2fa5c95886d8cf708829e4bfac2b10)

7 files changed, 321 insertions, 321 deletions

diff --git a/kgoldrunner/src/kgoldrunner.cpp b/kgoldrunner/src/kgoldrunner.cpp
index 8d417c8d..28419dc8 100644
--- a/kgoldrunner/src/kgoldrunner.cpp
+++ b/kgoldrunner/src/kgoldrunner.cpp
@@ -42,12 +42,12 @@ KGoldrunner::KGoldrunner()
 /******************************************************************************/
 
     // Avoid "saveOK()" check if an error-exit occurs during the file checks.
-    startupOK = TRUE;
+    startupOK = true;
 
     // Get directory paths for the system levels, user levels and manual.
     if (! getDirectories()) {
 	fprintf (stderr, "getDirectories() FAILED\n");
-	startupOK = FALSE;
+	startupOK = false;
 	return;				// If games directory not found, abort.
     }
 
@@ -65,7 +65,7 @@ KGoldrunner::KGoldrunner()
 
     // Initialise the collections of levels (i.e. the list of games).
     if (! game->initCollections()) {
-	startupOK = FALSE;
+	startupOK = false;
 	return;				// If no game files, abort.
     }
 
@@ -107,7 +107,7 @@ KGoldrunner::KGoldrunner()
     if (dw > 1024) {			// More than 1024x768.
 	view->changeSize (+1);
 	view->changeSize (+1);		// Scale 1.75:1.
-	setUsesBigPixmaps (TRUE);	// Use big toolbar buttons.
+	setUsesBigPixmaps (true);	// Use big toolbar buttons.
     }
     view->setBaseScale();		// Set scale for level-names.
 #endif
@@ -115,16 +115,16 @@ KGoldrunner::KGoldrunner()
 
     makeEditToolbar();			// Uses pixmaps from "view".
     editToolbar->hide();
-    setDockEnabled (DockBottom, FALSE);
-    setDockEnabled (DockLeft, FALSE);
-    setDockEnabled (DockRight, FALSE);
+    setDockEnabled (DockBottom, false);
+    setDockEnabled (DockLeft, false);
+    setDockEnabled (DockRight, false);
 
     // Make it impossible to turn off the editor toolbar.
     // Accidentally hiding it would make editing impossible.
-    setDockMenuEnabled (FALSE);
+    setDockMenuEnabled (false);
 
     // Set mouse control of the hero as the default.
-    game->setMouseMode (TRUE);
+    game->setMouseMode (true);
 
     // Paint the main widget (title, menu, status bar, blank playfield).
     show();
@@ -251,7 +251,7 @@ void KGoldrunner::setupActions()
 				0,
 				game, TQ_SLOT(saveLevelFile()), actionCollection(),
 				"save_edits");
-    saveEdits->setEnabled (FALSE);			// Nothing to save, yet.
+    saveEdits->setEnabled (false);			// Nothing to save, yet.
 
     (void)			new TDEAction (
 				i18n("&Move Level..."),
@@ -318,7 +318,7 @@ void KGoldrunner::setupActions()
     setIceCave->		setExclusiveGroup ("landscapes");
     setMidnight->		setExclusiveGroup ("landscapes");
     setKDEKool->		setExclusiveGroup ("landscapes");
-    setKGoldrunner->		setChecked (TRUE);
+    setKGoldrunner->		setChecked (true);
 
     /**************************************************************************/
     /****************************   SETTINGS MENU  ****************************/
@@ -343,7 +343,7 @@ void KGoldrunner::setupActions()
 
     setMouse->			setExclusiveGroup ("control");
     setKeyboard->		setExclusiveGroup ("control");
-    setMouse->			setChecked (TRUE);
+    setMouse->			setChecked (true);
 
     // Normal Speed
     // Beginner Speed
@@ -381,7 +381,7 @@ void KGoldrunner::setupActions()
     nSpeed->			setExclusiveGroup ("speed");
     bSpeed->			setExclusiveGroup ("speed");
     cSpeed->			setExclusiveGroup ("speed");
-    nSpeed->			setChecked (TRUE);
+    nSpeed->			setChecked (true);
 
     // Traditional Rules
     // KGoldrunner Rules
@@ -400,7 +400,7 @@ void KGoldrunner::setupActions()
 
     tradRules->			setExclusiveGroup ("rules");
     kgrRules->			setExclusiveGroup ("rules");
-    tradRules->			setChecked (TRUE);
+    tradRules->			setChecked (true);
 
     // Larger Playing Area
     // Smaller Playing Area
@@ -507,7 +507,7 @@ void KGoldrunner::initStatusBar()
     int i = statusBar()->fontInfo().pointSize();
     statusBar()->setFont (TQFont (s, i, TQFont::Bold));
 
-    statusBar()->setSizeGripEnabled (FALSE);		// Use Settings menu ...
+    statusBar()->setSizeGripEnabled (false);		// Use Settings menu ...
 
     statusBar()->insertItem ("", ID_LIVES);
     statusBar()->insertItem ("", ID_SCORE);
@@ -518,12 +518,12 @@ void KGoldrunner::initStatusBar()
     showLives (5);					// Start with 5 lives.
     showScore (0);
     showLevel (0);
-    adjustHintAction (FALSE);
+    adjustHintAction (false);
 
     // Set the PAUSE/RESUME key-names into the status bar message.
     pauseKeys = myPause->shortcut().toString();
     pauseKeys = pauseKeys.replace (';', "\" " + i18n("or") + " \"");
-    gameFreeze (FALSE);
+    gameFreeze (false);
 
     statusBar()->setItemFixed (ID_LIVES, -1);		// Fix current sizes.
     statusBar()->setItemFixed (ID_SCORE, -1);
@@ -646,8 +646,8 @@ void KGoldrunner::lsKDEKool()		{view->changeLandscape ("TDE Kool");}
 
 // Local slots to set mouse or keyboard control of the hero.
 
-void KGoldrunner::setMouseMode()	{game->setMouseMode (TRUE);}
-void KGoldrunner::setKeyBoardMode()	{game->setMouseMode (FALSE);}
+void KGoldrunner::setMouseMode()	{game->setMouseMode (true);}
+void KGoldrunner::setKeyBoardMode()	{game->setMouseMode (false);}
 
 // Local slots to set game speed.
 
@@ -661,19 +661,19 @@ void KGoldrunner::decSpeed()		{hero->setSpeed (-1);}
 
 void KGoldrunner::setTradRules()
 {
-    KGrFigure::variableTiming = TRUE;
-    KGrFigure::alwaysCollectNugget = TRUE;
-    KGrFigure::runThruHole = TRUE;
-    KGrFigure::reappearAtTop = TRUE;
+    KGrFigure::variableTiming = true;
+    KGrFigure::alwaysCollectNugget = true;
+    KGrFigure::runThruHole = true;
+    KGrFigure::reappearAtTop = true;
     KGrFigure::searchStrategy = LOW;
 }
 
 void KGoldrunner::setKGrRules()
 {
-    KGrFigure::variableTiming = FALSE;
-    KGrFigure::alwaysCollectNugget = FALSE;
-    KGrFigure::runThruHole = FALSE;
-    KGrFigure::reappearAtTop = FALSE;
+    KGrFigure::variableTiming = false;
+    KGrFigure::alwaysCollectNugget = false;
+    KGrFigure::runThruHole = false;
+    KGrFigure::reappearAtTop = false;
     KGrFigure::searchStrategy = MEDIUM;
 }
 
@@ -819,7 +819,7 @@ void KGoldrunner::changeCaption(const TQString& text)
 
 bool KGoldrunner::getDirectories()
 {
-    bool result = TRUE;
+    bool result = true;
 
     // WHERE THINGS ARE: In the KDE 3 environment (Release 3.1.1), application
     // documentation and data files are in a directory structure given by
@@ -850,7 +850,7 @@ bool KGoldrunner::getDirectories()
 	i18n("Cannot find documentation sub-folder 'en/%1/' "
 	"in area '%2' of the TDE folder ($TDEDIRS).")
 	.arg(myDir).arg(dirs->kde_default ("html")));
-	// result = FALSE;		// Don't abort if the doc is missing.
+	// result = false;		// Don't abort if the doc is missing.
     }
     else
 	systemHTMLDir.append ("en/" + myDir + "/");
@@ -862,20 +862,20 @@ bool KGoldrunner::getDirectories()
 	i18n("Cannot find system games sub-folder '%1/system/' "
 	"in area '%2' of the TDE folder ($TDEDIRS).")
 	.arg(myDir).arg(dirs->kde_default ("data")));
-	result = FALSE;			// ABORT if the games data is missing.
+	result = false;			// ABORT if the games data is missing.
     }
     else
 	systemDataDir.append (myDir + "/system/");
 
     // Locate and optionally create directories for user collections and levels.
-    bool create = TRUE;
+    bool create = true;
     userDataDir   = dirs->saveLocation ("data", myDir + "/user/", create);
     if (userDataDir.length() <= 0) {
 	KGrMessage::information (this, i18n("Get Folders"),
 	i18n("Cannot find or create user games sub-folder '%1/user/' "
 	"in area '%2' of the TDE user area ($TDEHOME).")
 	.arg(myDir).arg(dirs->kde_default ("data")));
-	// result = FALSE;		// Don't abort if user area is missing.
+	// result = false;		// Don't abort if user area is missing.
     }
     else {
 	create = dirs->makeDir (userDataDir + "levels/");
@@ -883,7 +883,7 @@ bool KGoldrunner::getDirectories()
 	    KGrMessage::information (this, i18n("Get Folders"),
 	    i18n("Cannot find or create 'levels/' folder in "
 	    "sub-folder '%1/user/' in the TDE user area ($TDEHOME).").arg(myDir));
-	    // result = FALSE;		// Don't abort if user area is missing.
+	    // result = false;		// Don't abort if user area is missing.
 	}
     }
 
@@ -896,9 +896,9 @@ bool KGoldrunner::getDirectories()
 bool KGoldrunner::queryClose ()
 {
     // Last chance to save: user has clicked "X" widget or menu-Quit.
-    bool cannotContinue = TRUE;
+    bool cannotContinue = true;
     game->saveOK (cannotContinue);
-    return (TRUE);
+    return (true);
 }
 
 void KGoldrunner::setKey (KBAction movement)
@@ -908,7 +908,7 @@ void KGoldrunner::setKey (KBAction movement)
     // Using keyboard control can automatically disable mouse control.
     if (game->inMouseMode()) {
         // Halt the game while a message is displayed.
-        game->setMessageFreeze (TRUE);
+        game->setMessageFreeze (true);
 
         switch (KGrMessage::warning (this, i18n("Switch to Keyboard Mode"),
 		i18n("You have pressed a key that can be used to move the "
@@ -917,15 +917,15 @@ void KGoldrunner::setKey (KBAction movement)
 		"- like riding a bike rather than walking!"),
 		i18n("Switch to &Keyboard Mode"), i18n("Stay in &Mouse Mode")))
         {
-        case 0: game->setMouseMode (FALSE);	// Set internal mouse mode OFF.
-		setMouse->setChecked (FALSE);	// Adjust the Settings menu.
-		setKeyboard->setChecked (TRUE);
+        case 0: game->setMouseMode (false);	// Set internal mouse mode OFF.
+		setMouse->setChecked (false);	// Adjust the Settings menu.
+		setKeyboard->setChecked (true);
                 break;
         case 1: break;
         }
 
         // Unfreeze the game, but only if it was previously unfrozen.
-        game->setMessageFreeze (FALSE);
+        game->setMessageFreeze (false);
 
         if (game->inMouseMode())
             return;                    		// Stay in Mouse Mode.
@@ -987,77 +987,77 @@ void KGoldrunner::makeEditToolbar()
 	edenemybg		= edenemybg.xForm (w);
     }
 
-    editToolbar = new TDEToolBar (this, TQt::DockTop, TRUE, "Editor", TRUE);
+    editToolbar = new TDEToolBar (this, TQt::DockTop, true, "Editor", true);
 
     // Choose a colour that enhances visibility of the KGoldrunner pixmaps.
     // editToolbar->setPalette (TQPalette (TQColor (150, 150, 230)));
 
-    // editToolbar->setHorizontallyStretchable (TRUE);	// Not effective in KDE.
+    // editToolbar->setHorizontallyStretchable (true);	// Not effective in KDE.
 
     // All those separators are just to get reasonable visual spacing of the
-    // pixmaps in KDE.  "setHorizontallyStretchable(TRUE)" does it in TQt.
+    // pixmaps in KDE.  "setHorizontallyStretchable(true)" does it in TQt.
 
     editToolbar->insertSeparator();
 
     editToolbar->insertButton ("document-new",  0,           TQ_SIGNAL(clicked()), game,
-			TQ_SLOT(createLevel()),  TRUE,  i18n("&Create a Level"));
+			TQ_SLOT(createLevel()),  true,  i18n("&Create a Level"));
     editToolbar->insertButton ("document-open", 1,           TQ_SIGNAL(clicked()), game,
-			TQ_SLOT(updateLevel()),  TRUE,  i18n("&Edit Any Level..."));
+			TQ_SLOT(updateLevel()),  true,  i18n("&Edit Any Level..."));
     editToolbar->insertButton ("document-save", 2,           TQ_SIGNAL(clicked()), game,
-			TQ_SLOT(saveLevelFile()),TRUE,  i18n("&Save Edits..."));
+			TQ_SLOT(saveLevelFile()),true,  i18n("&Save Edits..."));
 
     editToolbar->insertSeparator();
     editToolbar->insertSeparator();
 
     editToolbar->insertButton ("ktip",     3,           TQ_SIGNAL(clicked()), game,
-		TQ_SLOT(editNameAndHint()),TRUE,i18n("Edit Name/Hint"));
+		TQ_SLOT(editNameAndHint()),true,i18n("Edit Name/Hint"));
 
     editToolbar->insertSeparator();
     editToolbar->insertSeparator();
 
     editToolbar->insertButton (freebg,    (int)FREE,    TQ_SIGNAL(clicked()), this,
-		TQ_SLOT(freeSlot()),     TRUE,  i18n("Empty space"));
+		TQ_SLOT(freeSlot()),     true,  i18n("Empty space"));
     editToolbar->insertSeparator();
     editToolbar->insertButton (edherobg,  (int)HERO,    TQ_SIGNAL(clicked()), this,
-		TQ_SLOT (edheroSlot()),  TRUE,  i18n("Hero"));
+		TQ_SLOT (edheroSlot()),  true,  i18n("Hero"));
     editToolbar->insertSeparator();
     editToolbar->insertButton (edenemybg, (int)ENEMY,   TQ_SIGNAL(clicked()), this,
-		TQ_SLOT (edenemySlot()), TRUE,  i18n("Enemy"));
+		TQ_SLOT (edenemySlot()), true,  i18n("Enemy"));
     editToolbar->insertSeparator();
     editToolbar->insertButton (brickbg,   (int)BRICK,   TQ_SIGNAL(clicked()), this,
-		TQ_SLOT (brickSlot()),   TRUE,  i18n("Brick (can dig)"));
+		TQ_SLOT (brickSlot()),   true,  i18n("Brick (can dig)"));
     editToolbar->insertSeparator();
     editToolbar->insertButton (betonbg,   (int)BETON,   TQ_SIGNAL(clicked()), this,
-		TQ_SLOT (betonSlot()),   TRUE,  i18n("Concrete (cannot dig)"));
+		TQ_SLOT (betonSlot()),   true,  i18n("Concrete (cannot dig)"));
     editToolbar->insertSeparator();
     editToolbar->insertButton (fbrickbg,  (int)FBRICK,  TQ_SIGNAL(clicked()), this,
-		TQ_SLOT (fbrickSlot()),  TRUE,  i18n("Trap (can fall through)"));
+		TQ_SLOT (fbrickSlot()),  true,  i18n("Trap (can fall through)"));
     editToolbar->insertSeparator();
     editToolbar->insertButton (ladderbg,  (int)LADDER,  TQ_SIGNAL(clicked()), this,
-		TQ_SLOT (ladderSlot()),  TRUE,  i18n("Ladder"));
+		TQ_SLOT (ladderSlot()),  true,  i18n("Ladder"));
     editToolbar->insertSeparator();
     editToolbar->insertButton (hladderbg, (int)HLADDER, TQ_SIGNAL(clicked()), this,
-		TQ_SLOT (hladderSlot()), TRUE,  i18n("Hidden ladder"));
+		TQ_SLOT (hladderSlot()), true,  i18n("Hidden ladder"));
     editToolbar->insertSeparator();
     editToolbar->insertButton (polebg,    (int)POLE,    TQ_SIGNAL(clicked()), this,
-		TQ_SLOT (poleSlot()),    TRUE,  i18n("Pole (or bar)"));
+		TQ_SLOT (poleSlot()),    true,  i18n("Pole (or bar)"));
     editToolbar->insertSeparator();
     editToolbar->insertButton (nuggetbg,  (int)NUGGET,  TQ_SIGNAL(clicked()), this,
-		TQ_SLOT (nuggetSlot()),  TRUE,  i18n("Gold nugget"));
-
-    editToolbar->setToggle ((int) FREE,    TRUE);
-    editToolbar->setToggle ((int) HERO,    TRUE);
-    editToolbar->setToggle ((int) ENEMY,   TRUE);
-    editToolbar->setToggle ((int) BRICK,   TRUE);
-    editToolbar->setToggle ((int) BETON,   TRUE);
-    editToolbar->setToggle ((int) FBRICK,  TRUE);
-    editToolbar->setToggle ((int) LADDER,  TRUE);
-    editToolbar->setToggle ((int) HLADDER, TRUE);
-    editToolbar->setToggle ((int) POLE,    TRUE);
-    editToolbar->setToggle ((int) NUGGET,  TRUE);
+		TQ_SLOT (nuggetSlot()),  true,  i18n("Gold nugget"));
+
+    editToolbar->setToggle ((int) FREE,    true);
+    editToolbar->setToggle ((int) HERO,    true);
+    editToolbar->setToggle ((int) ENEMY,   true);
+    editToolbar->setToggle ((int) BRICK,   true);
+    editToolbar->setToggle ((int) BETON,   true);
+    editToolbar->setToggle ((int) FBRICK,  true);
+    editToolbar->setToggle ((int) LADDER,  true);
+    editToolbar->setToggle ((int) HLADDER, true);
+    editToolbar->setToggle ((int) POLE,    true);
+    editToolbar->setToggle ((int) NUGGET,  true);
 
     pressedButton = (int) BRICK;
-    editToolbar->setButton (pressedButton, TRUE);
+    editToolbar->setButton (pressedButton, true);
 }
 
 /******************************************************************************/
@@ -1089,9 +1089,9 @@ void KGoldrunner::defaultEditObj()
 
 void KGoldrunner::setButton (int btn)
 {
-    editToolbar->setButton (pressedButton, FALSE);
+    editToolbar->setButton (pressedButton, false);
     pressedButton = btn;
-    editToolbar->setButton (pressedButton, TRUE);
+    editToolbar->setButton (pressedButton, true);
 }
 
 #include "kgoldrunner.moc"
diff --git a/kgoldrunner/src/kgrcanvas.cpp b/kgoldrunner/src/kgrcanvas.cpp
index bd642214..dcb46040 100644
--- a/kgoldrunner/src/kgrcanvas.cpp
+++ b/kgoldrunner/src/kgrcanvas.cpp
@@ -107,14 +107,14 @@ bool KGrCanvas::changeSize (int d)
 	// Note: Smaller scales lose detail (e.g. the joints in brickwork).
 	KGrMessage::information (this, i18n("Change Size"),
 	i18n("Sorry, you cannot make the play area any smaller."));
-	return FALSE;
+	return false;
     }
 
     if ((d >= 0) && (scaleStep >= 2 * STEP)) {
 	// Note: Larger scales go off the edge of the monitor.
 	KGrMessage::information (this, i18n("Change Size"),
 	i18n("Sorry, you cannot make the play area any larger."));
-	return FALSE;
+	return false;
     }
 
     TQWMatrix wm = worldMatrix();
@@ -140,13 +140,13 @@ bool KGrCanvas::changeSize (int d)
     int frame = frameWidth()*2;
     setFixedSize ((FIELDWIDTH  + 4) * 4 * scaleStep + frame,
 		  (FIELDHEIGHT + 4) * 4 * scaleStep + frame);
-    return TRUE;
+    return true;
 
 #else
     KGrMessage::information (this, i18n( "Change Size" ),
     i18n( "Sorry, you cannot change the size of the playing area. "
     "That function requires TQt Library version 3 or later." ));
-    return FALSE;
+    return false;
 #endif
 }
 
@@ -200,7 +200,7 @@ void KGrCanvas::makeTitle ()
     // object does not always display scaled-up fonts cleanly (in TQt 3.1.1).
 
     if (title != 0)
-	title->close (TRUE);		// Close and delete previous title.
+	title->close (true);		// Close and delete previous title.
 
     title = new TQLabel ("", this);
     title->setFixedWidth (((FIELDWIDTH * cw + 2 * bw) * scaleStep) / STEP);
@@ -257,7 +257,7 @@ void KGrCanvas::makeHeroSprite (int i, int j, int startFrame)
     i++; j++;
     heroSprite->move (i * 4 * STEP, j * 4 * STEP, startFrame);
     heroSprite->setZ (1);
-    heroSprite->setVisible (TRUE);
+    heroSprite->setVisible (true);
 }
 
 void KGrCanvas::setHeroVisible (bool newState)
@@ -471,7 +471,7 @@ void KGrCanvas::initView()
 #else
     enemySprites = new TQPtrList<TQCanvasSprite> ();
 #endif
-    enemySprites->setAutoDelete(TRUE);
+    enemySprites->setAutoDelete(true);
 }
 
 void KGrCanvas::makeTiles ()
diff --git a/kgoldrunner/src/kgrdialog.cpp b/kgoldrunner/src/kgrdialog.cpp
index 4e7a8dba..0cb8a947 100644
--- a/kgoldrunner/src/kgrdialog.cpp
+++ b/kgoldrunner/src/kgrdialog.cpp
@@ -30,7 +30,7 @@
 KGrSLDialog::KGrSLDialog (int action, int requestedLevel, int collnIndex,
 			TQPtrList<KGrCollection> & gamesList, KGrGame * theGame,
 			TQWidget * parent, const char * name)
-		: TQDialog (parent, name, TRUE,
+		: TQDialog (parent, name, true,
 			WStyle_Customize | WStyle_NormalBorder | WStyle_Title)
 #else
 KGrSLDialog::KGrSLDialog (int action, int requestedLevel, int collnIndex,
@@ -71,7 +71,7 @@ KGrSLDialog::KGrSLDialog (int action, int requestedLevel, int collnIndex,
     gameInfo->setSpacing (spacing);
     collnN    = new TQLabel ("", gameInfo);	// Name of selected collection.
     TQFont f = collnN->font();
-    f.setBold (TRUE);
+    f.setBold (true);
     collnN->setFont (f);
     collnA    = new TQPushButton (i18n("More Info"), gameInfo);
 
@@ -143,7 +143,7 @@ KGrSLDialog::KGrSLDialog (int action, int requestedLevel, int collnIndex,
 #endif
 
     // Set the default for the level-number in the scrollbar.
-    number->	setTracking (TRUE);
+    number->	setTracking (true);
     number->setValue (requestedLevel);
 
     slSetCollections (defaultGame);
@@ -154,8 +154,8 @@ KGrSLDialog::KGrSLDialog (int action, int requestedLevel, int collnIndex,
     case SL_START:	// Must start at level 1, but can choose a collection.
 			OKText = i18n("Start Game");
 			number->setValue (1);
-			number->setEnabled(FALSE);
-			display->setEnabled(FALSE);
+			number->setEnabled(false);
+			display->setEnabled(false);
 			number->hide();
 			numberL->hide();
 			display->hide();
@@ -181,8 +181,8 @@ KGrSLDialog::KGrSLDialog (int action, int requestedLevel, int collnIndex,
     case SL_UPD_GAME:	// Can only edit USER collection details.
 			OKText = i18n("Edit Game Info");
 			number->setValue (1);
-			number->setEnabled(FALSE);
-			display->setEnabled(FALSE);
+			number->setEnabled(false);
+			display->setEnabled(false);
 			number->hide();
 			numberL->hide();
 			display->hide();
@@ -227,7 +227,7 @@ KGrSLDialog::KGrSLDialog (int action, int requestedLevel, int collnIndex,
 	connect (levelNH,  TQ_SIGNAL (clicked()), game, TQ_SLOT (editNameAndHint()));
     }
     else {
-	levelNH->setEnabled (FALSE);
+	levelNH->setEnabled (false);
 	levelNH->hide();
     }
 
@@ -275,7 +275,7 @@ void KGrSLDialog::slSetCollections (int cIndex)
     }
     // Mark the currently selected collection (or default 0).
     colln->setCurrentItem (cIndex);
-    colln->setSelected (cIndex, TRUE);
+    colln->setSelected (cIndex, true);
 
     // Fetch and display information on the selected collection.
     slColln (cIndex);
@@ -293,7 +293,7 @@ void KGrSLDialog::slColln (int i)
     }
 
     // User "highlighted" a new collection (with one click) ...
-    colln->setSelected (i, TRUE);			// One click = selected.
+    colln->setSelected (i, true);			// One click = selected.
     slCollnIndex = i;
     int n = slCollnIndex;				// Collection selected.
     int N = defaultGame;				// Current collection.
@@ -383,7 +383,7 @@ void KGrSLDialog::slUpdate (const TQString & text)
 {
     // Move the slider when a valid level number is entered.
     TQString s = text;
-    bool ok = FALSE;
+    bool ok = false;
     int n = s.toInt (&ok);
     if (ok) {
 	number->setValue (n);
@@ -487,7 +487,7 @@ void KGrSLDialog::slotHelp ()
 #ifdef KGR_PORTABLE
 KGrNHDialog::KGrNHDialog(const TQString & levelName, const TQString & levelHint,
 			TQWidget * parent, const char * name)
-		: TQDialog (parent, name, TRUE,
+		: TQDialog (parent, name, true,
 			WStyle_Customize | WStyle_NormalBorder | WStyle_Title)
 #else
 KGrNHDialog::KGrNHDialog(const TQString & levelName, const TQString & levelHint,
@@ -574,7 +574,7 @@ KGrNHDialog::~KGrNHDialog()
 KGrECDialog::KGrECDialog (int action, int collnIndex,
 			TQPtrList<KGrCollection> & gamesList,
 			TQWidget * parent, const char * name)
-		: TQDialog (parent, name, TRUE,
+		: TQDialog (parent, name, true,
 			WStyle_Customize | WStyle_NormalBorder | WStyle_Title)
 #else
 KGrECDialog::KGrECDialog (int action, int collnIndex,
@@ -661,7 +661,7 @@ KGrECDialog::KGrECDialog (int action, int collnIndex,
 	ecPrefix->	setText (collections.at(defaultGame)->prefix);
 	if (collections.at(defaultGame)->nLevels > 0) {
 	    // Collection already has some levels, so cannot change the prefix.
-	    ecPrefix->	setEnabled (FALSE);
+	    ecPrefix->	setEnabled (false);
 	}
 	TQString		s;
 #ifndef KGR_PORTABLE
@@ -732,12 +732,12 @@ KGrECDialog::~KGrECDialog()
 
 void KGrECDialog::ecSetRules (const char settings)
 {
-    ecKGrB->	setChecked (FALSE);
-    ecTradB->	setChecked (FALSE);
+    ecKGrB->	setChecked (false);
+    ecTradB->	setChecked (false);
     if (settings == 'K')
-	ecKGrB->	setChecked (TRUE);
+	ecKGrB->	setChecked (true);
     else
-	ecTradB->	setChecked (TRUE);
+	ecTradB->	setChecked (true);
 }
 
 void KGrECDialog::ecSetKGr ()  {ecSetRules ('K');}	// Radio button slots.
@@ -751,7 +751,7 @@ void KGrECDialog::ecSetTrad () {ecSetRules ('T');}
 KGrLGDialog::KGrLGDialog (TQFile * savedGames,
 			TQPtrList<KGrCollection> & collections,
 			TQWidget * parent, const char * name)
-		: TQDialog (parent, name, TRUE,
+		: TQDialog (parent, name, true,
 			WStyle_Customize | WStyle_NormalBorder | WStyle_Title)
 #else
 KGrLGDialog::KGrLGDialog (TQFile * savedGames,
@@ -784,9 +784,9 @@ KGrLGDialog::KGrLGDialog (TQFile * savedGames,
 #else
     TQFont		f = TDEGlobalSettings::fixedFont();	// KDE version.
 #endif
-			f.setFixedPitch (TRUE);
+			f.setFixedPitch (true);
     lgList->		setFont (f);
-			f.setBold (TRUE);
+			f.setBold (true);
     lgHeader->		setFont (f);
 
     mainLayout->	addWidget (lgHeader);
@@ -825,11 +825,11 @@ KGrLGDialog::KGrLGDialog (TQFile * savedGames,
     // Read the saved games into the list box.
     while (! gameText.endData()) {
 	s = gameText.readLine();		// Read in one saved game.
-	pr = s.left (s.find (" ", 0, FALSE));	// Get the collection prefix.
+	pr = s.left (s.find (" ", 0, false));	// Get the collection prefix.
 	for (i = 0; i < imax; i++) {		// Get the collection name.
 	    if (collections.at(i)->prefix == pr) {
 		s = s.insert (0,
-		    collections.at(i)->name.leftJustify (20, ' ', TRUE) + " ");
+		    collections.at(i)->name.leftJustify (20, ' ', true) + " ");
 		break;
 	    }
 	}
@@ -839,7 +839,7 @@ KGrLGDialog::KGrLGDialog (TQFile * savedGames,
 
     // Mark row 0 (the most recently saved game) as the default selection.
     lgList->	setCurrentItem (0);
-    lgList->	setSelected (0, TRUE);
+    lgList->	setSelected (0, true);
 		lgHighlight = 0;
 
     connect (lgList, TQ_SIGNAL (highlighted (int)), this, TQ_SLOT (lgSelect (int)));
@@ -911,7 +911,7 @@ void KGrMessage::wrapped (TQWidget * parent, TQString title, TQString contents)
 #ifndef KGR_PORTABLE
     KMessageBox::information (parent, contents, title);
 #else
-    TQDialog *		mm = new TQDialog (parent, "wrappedMessage", TRUE,
+    TQDialog *		mm = new TQDialog (parent, "wrappedMessage", true,
 			WStyle_Customize | WStyle_NormalBorder | WStyle_Title);
 
     int margin = 10;
@@ -951,7 +951,7 @@ void KGrMessage::wrapped (TQWidget * parent, TQString title, TQString contents)
 
     mle->		setFrameStyle (TQFrame::NoFrame);
     mle->		setAlignment (AlignLeft);
-    mle->		setReadOnly (TRUE);
+    mle->		setReadOnly (true);
     mle->		setText (contents);
 
 #ifndef QT3
diff --git a/kgoldrunner/src/kgrfigure.cpp b/kgoldrunner/src/kgrfigure.cpp
index 0707da67..bfe7a6e1 100644
--- a/kgoldrunner/src/kgrfigure.cpp
+++ b/kgoldrunner/src/kgrfigure.cpp
@@ -36,10 +36,10 @@ KGrFigure :: KGrFigure (int px, int py)
 }
 
 // Initialise the global settings flags.
-bool           KGrFigure::variableTiming = TRUE;
-bool           KGrFigure::alwaysCollectNugget    = TRUE;
-bool           KGrFigure::runThruHole    = TRUE;
-bool           KGrFigure::reappearAtTop  = TRUE;
+bool           KGrFigure::variableTiming = true;
+bool           KGrFigure::alwaysCollectNugget    = true;
+bool           KGrFigure::runThruHole    = true;
+bool           KGrFigure::reappearAtTop  = true;
 SearchStrategy KGrFigure::searchStrategy = LOW;
 
 int KGrFigure::herox = 0;
@@ -155,7 +155,7 @@ void KGrFigure::walkUp(int WALKDELAY)
 	    rely -= STEP;
 	    absy -= STEP;
 	}
-	walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE);
+	walkTimer->start ((WALKDELAY * NSPEED) / speed, true);
     }
     else {
 	// End of 4-step cycle: move up to next cell, if possible.
@@ -185,7 +185,7 @@ void KGrFigure::walkDown(int WALKDELAY, int FALLDELAY)
 		rely += STEP;
 		absy += STEP;
 	    }
-	    walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE);
+	    walkTimer->start ((WALKDELAY * NSPEED) / speed, true);
 	}
 	else {
 	    // End of 4-step cycle: move down to next cell, if possible.
@@ -217,7 +217,7 @@ void KGrFigure::walkLeft (int WALKDELAY, int FALLDELAY)
 		relx -= STEP;
 		absx -=STEP;
 	    }
-	    walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE);
+	    walkTimer->start ((WALKDELAY * NSPEED) / speed, true);
 	}
 	else {
 	    // End of 4-pixmap cycle: start again, in next cell if possible.
@@ -249,7 +249,7 @@ void KGrFigure::walkRight(int WALKDELAY, int FALLDELAY)
 		relx += STEP;
 		absx += STEP;	// nur vorwärts gehen, wenn es auch möglich ist
 	    }
-	    walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE);
+	    walkTimer->start ((WALKDELAY * NSPEED) / speed, true);
 	}
 	else {
 	    actualPixmap -= 4;		// Schritt war vollendet
@@ -277,7 +277,7 @@ void KGrFigure::initFall(int apm, int FALLDELAY)
   actualPixmap = apm;
   walkCounter=1;
   walkTimer->stop();
-  fallTimer->start((FALLDELAY * NSPEED) / speed, TRUE);
+  fallTimer->start((FALLDELAY * NSPEED) / speed, true);
 }
 
 void KGrFigure::showFigure ()
@@ -303,12 +303,12 @@ KGrHero :: KGrHero (KGrCanvas * view, int x, int y)
   herox = x;
   heroy = y;
 
-  started = FALSE;
-  mouseMode = TRUE;
+  started = false;
+  mouseMode = true;
   walkCounter = 1;
 
-  walkFrozen = FALSE;
-  fallFrozen = FALSE;
+  walkFrozen = false;
+  fallFrozen = false;
 
   connect (walkTimer, TQ_SIGNAL (timeout ()), TQ_SLOT (walkTimeDone ()));
   connect (fallTimer, TQ_SIGNAL (timeout ()), TQ_SLOT (fallTimeDone ()));
@@ -380,22 +380,22 @@ void KGrHero::setKey(Direction key)
 {
     // Keyboard control of hero: direction is fixed until next key is pressed.
     // Sets a simulated mouse-pointer above, below, left, right or on the hero.
-    mouseMode = FALSE;
-    stopped = FALSE;
+    mouseMode = false;
+    stopped = false;
     switch (key) {
     case UP:	mousex = x; mousey = 0; break;
     case DOWN:	mousex = x; mousey = FIELDHEIGHT + 1; break;
     case LEFT:	mousex = 0; mousey = y; break;
     case RIGHT:	mousex = FIELDWIDTH + 1; mousey = y; break;
-    case STAND:	stopped = TRUE;  mousex = x; mousey = y; break;
+    case STAND:	stopped = true;  mousex = x; mousey = y; break;
     }
 }
 
 void KGrHero::setDirection(int i, int j)
 {
     // Mouse control of hero: direction is updated continually on a timer.
-    mouseMode = TRUE;
-    stopped = FALSE;
+    mouseMode = true;
+    stopped = false;
     mousex = i;
     mousey = j;
 }
@@ -446,11 +446,11 @@ void KGrHero::setNextDir()
 
 void KGrHero::doStep() {
     if (walkFrozen) {
-	walkFrozen = FALSE;
+	walkFrozen = false;
 	walkTimeDone();
     }
     if (fallFrozen) {
-	fallFrozen = FALSE;
+	fallFrozen = false;
 	fallTimeDone();
     }
 }
@@ -479,7 +479,7 @@ void KGrHero::init(int a,int b)
     walkTimer->stop();
     fallTimer->stop();
     walkCounter = 1;
-    started = FALSE;
+    started = false;
 
     x = mem_x = a;
     y = mem_y = b;
@@ -503,9 +503,9 @@ void KGrHero::init(int a,int b)
 
 void KGrHero::start()
 {
-    started = TRUE;
-    walkFrozen = FALSE;
-    fallFrozen = FALSE;
+    started = true;
+    walkFrozen = false;
+    fallFrozen = false;
 
     if (!(canStand()||hangAtPole())) {		// Held muss wohl fallen...
 	status = FALLING;
@@ -539,7 +539,7 @@ void KGrHero::setSpeed (int gamespeed)
 void KGrHero::walkTimeDone ()
 {
   if (! started) return;	// Ignore signals from earlier play.
-  if (KGrObject::frozen) {walkFrozen = TRUE; return; }
+  if (KGrObject::frozen) {walkFrozen = true; return; }
 
   if ((*playfield)[x][y]->whatIam() == BRICK) {
     emit caughtHero();		// Brick closed over hero.
@@ -587,7 +587,7 @@ void KGrHero::walkTimeDone ()
     if (!canStand()&&!hangAtPole())
       initFall(FALL1, FALLDELAY);
     else
-      walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE);
+      walkTimer->start ((WALKDELAY * NSPEED) / speed, true);
 
   // This additional showFigure() is to update the hero position after it is
   // altered by the hero-enemy deadlock fix in standOnEnemy().  Messy, but ...
@@ -602,11 +602,11 @@ void KGrHero::walkTimeDone ()
 void KGrHero::fallTimeDone()
 {
     if (! started) return;		// Ignore signals from earlier play.
-    if (KGrObject::frozen) {fallFrozen = TRUE; return; }
+    if (KGrObject::frozen) {fallFrozen = true; return; }
 
     if (!standOnEnemy()) {
 	if (walkCounter++ < 4) {	// Held fällt vier Positionen
-	    fallTimer->start((FALLDELAY * NSPEED) / speed, TRUE);
+	    fallTimer->start((FALLDELAY * NSPEED) / speed, true);
 	    rely+=STEP;
 	    absy+=STEP;
 	}
@@ -617,12 +617,12 @@ void KGrHero::fallTimeDone()
 	    absy = y*16;		// wird Null und Figur eins runter
 	    collectNugget();		// gesetzt. Zeit evtl. Nugget zu nehmen
 	    if (! (canStand()||hangAtPole())) {	// Held muss wohl weiterfallen.
-		fallTimer->start((FALLDELAY * NSPEED) / speed, TRUE);
+		fallTimer->start((FALLDELAY * NSPEED) / speed, true);
 		walkCounter = 1;
 	    }
 	    else {			// Held hat Boden (oder Feind) unter den
 		status = STANDING;	// Füssen oder hängt an Stange -> steh!
-		walkTimer->start((WALKDELAY * NSPEED) / speed, TRUE);
+		walkTimer->start((WALKDELAY * NSPEED) / speed, true);
 		direction = (actualPixmap == 19) ? RIGHT : LEFT;
 		if ((*playfield)[x][y]->whatIam() == POLE)
 		    actualPixmap = (direction == RIGHT)? RIGHTCLIMB1:LEFTCLIMB1;
@@ -643,11 +643,11 @@ void KGrHero::fallTimeDone()
 	    // else
 		// Reduce jerkiness when descending over a falling enemy.
 		// actualPixmap = (direction == RIGHT)? RIGHTWALK1:LEFTWALK1;
-	    walkTimer->start((WALKDELAY * NSPEED) / speed, TRUE);
+	    walkTimer->start((WALKDELAY * NSPEED) / speed, true);
 	}
 	else {
 	    // Else, freeze hero until enemy moves out of the way.
-	    fallTimer->start((FALLDELAY * NSPEED) / speed, TRUE);
+	    fallTimer->start((FALLDELAY * NSPEED) / speed, true);
 	}
     }
     if (isInEnemy() && (! standOnEnemy()))
@@ -812,9 +812,9 @@ KGrEnemy :: KGrEnemy (KGrCanvas * view, int x, int y)
   birthX=x;
   birthY=y;
 
-  walkFrozen = FALSE;
-  fallFrozen = FALSE;
-  captiveFrozen = FALSE;
+  walkFrozen = false;
+  fallFrozen = false;
+  captiveFrozen = false;
 
   captiveTimer = new TQTimer (this);
   connect (captiveTimer,TQ_SIGNAL(timeout()),TQ_SLOT(captiveTimeDone()));
@@ -828,15 +828,15 @@ int KGrEnemy::CAPTIVEDELAY = 0;
 
 void KGrEnemy::doStep() {
     if (walkFrozen) {
-	walkFrozen = FALSE;
+	walkFrozen = false;
 	walkTimeDone();
     }
     if (fallFrozen) {
-	fallFrozen = FALSE;
+	fallFrozen = false;
 	fallTimeDone();
     }
     if (captiveFrozen) {
-	captiveFrozen = FALSE;
+	captiveFrozen = false;
 	captiveTimeDone();
     }
 }
@@ -885,7 +885,7 @@ void KGrEnemy::init(int a,int b)
 
 void KGrEnemy::walkTimeDone ()
 {
-  if (KGrObject::frozen) {walkFrozen = TRUE; return; }
+  if (KGrObject::frozen) {walkFrozen = true; return; }
 
   // Check we are alive BEFORE checking for friends being in the way.
   // Maybe a friend overhead is blocking our escape from a brick.
@@ -932,7 +932,7 @@ void KGrEnemy::walkTimeDone ()
       }
       status = WALKING; // initialisiere die Zählervariablen und
       walkCounter = 1; // den Timer um den Held weiter
-      walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE); // zu jagen
+      walkTimer->start ((WALKDELAY * NSPEED) / speed, true); // zu jagen
       startWalk ();
       }
   }
@@ -953,14 +953,14 @@ void KGrEnemy::walkTimeDone ()
       rely = 0; absy = 16 * y;
       startWalk ();
     }
-    walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE);
+    walkTimer->start ((WALKDELAY * NSPEED) / speed, true);
   }
   showFigure();
 }
 
 void KGrEnemy::fallTimeDone ()
 {
-  if (KGrObject::frozen) {fallFrozen = TRUE; return; }
+  if (KGrObject::frozen) {fallFrozen = true; return; }
 
   if ((*playfield)[x][y+1]->whatIam() == HOLE) {  // wenn Enemy ins Loch fällt
     ((KGrBrick*)(*playfield)[x][y+1])->useHole(); // reserviere das Loch, damit
@@ -990,12 +990,12 @@ void KGrEnemy::fallTimeDone ()
     }
 
   if (standOnEnemy()) {				// Don't fall into a friend.
-    fallTimer->start((FALLDELAY * NSPEED) / speed, TRUE);
+    fallTimer->start((FALLDELAY * NSPEED) / speed, true);
     return;
   }
 
   if (walkCounter++ < 4){
-    fallTimer->start((FALLDELAY * NSPEED) / speed, TRUE);
+    fallTimer->start((FALLDELAY * NSPEED) / speed, true);
     { rely+=STEP; absy+=STEP;}
   }
   else {
@@ -1003,10 +1003,10 @@ void KGrEnemy::fallTimeDone ()
     if ((*playfield)[x][y]->whatIam() == USEDHOLE) {
         captiveCounter = 0;
         status = CAPTIVE;
-        captiveTimer->start((CAPTIVEDELAY * NSPEED) / speed, TRUE);
+        captiveTimer->start((CAPTIVEDELAY * NSPEED) / speed, true);
     }
     else if (!(canStand()||hangAtPole())) {
-	fallTimer->start((FALLDELAY * NSPEED) / speed, TRUE);
+	fallTimer->start((FALLDELAY * NSPEED) / speed, true);
 	walkCounter=1;
     }
     else {
@@ -1019,7 +1019,7 @@ void KGrEnemy::fallTimeDone ()
     status = WALKING;
     walkCounter = 1;
     direction = searchbestway(x,y,herox,heroy);
-    walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE);
+    walkTimer->start ((WALKDELAY * NSPEED) / speed, true);
     startWalk ();
     if (!nuggets)
       collectNugget();
@@ -1031,7 +1031,7 @@ void KGrEnemy::fallTimeDone ()
 
 void KGrEnemy::captiveTimeDone()
 {
-  if (KGrObject::frozen) {captiveFrozen = TRUE; return; }
+  if (KGrObject::frozen) {captiveFrozen = true; return; }
   if ((*playfield)[x][y]->whatIam()==BRICK)
     dieAndReappear();
   else
@@ -1039,11 +1039,11 @@ void KGrEnemy::captiveTimeDone()
       status = WALKING;
       walkCounter = 1;
       direction = UP;
-      walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE);
+      walkTimer->start ((WALKDELAY * NSPEED) / speed, true);
       captiveCounter = 0;
     } else {
       captiveCounter ++;
-      captiveTimer->start((CAPTIVEDELAY * NSPEED) / speed, TRUE);
+      captiveTimer->start((CAPTIVEDELAY * NSPEED) / speed, true);
       showFigure();
     }
 }
@@ -1055,11 +1055,11 @@ void KGrEnemy::startSearching()
 
     if (canStand()||((*playfield)[x][y+1]->whatIam()==USEDHOLE)) {
 	status = WALKING;
-	walkTimer->start ((WALKDELAY * NSPEED) / speed, TRUE);
+	walkTimer->start ((WALKDELAY * NSPEED) / speed, true);
     }
     else {
 	status = FALLING;
-	fallTimer->start ((FALLDELAY * NSPEED) / speed, TRUE);
+	fallTimer->start ((FALLDELAY * NSPEED) / speed, true);
     }
 
     walkCounter = 1;
@@ -1137,7 +1137,7 @@ void KGrEnemy::dieAndReappear()
 
     if (reappearAtTop) {
 	// Follow Traditional rules: enemies reappear at top.
-	looking = TRUE;
+	looking = true;
 	y = 2;
 	// Randomly look for a free spot in row 2.  Limit the number of tries.
 	for (i = 1; ((i <= 3) && looking); i++) {
@@ -1145,7 +1145,7 @@ void KGrEnemy::dieAndReappear()
 	    switch ((*playfield)[x][2]->whatIam()) {
 	    case FREE:
 	    case HLADDER:
-		looking = FALSE;
+		looking = false;
 		break;
 	    default:
 		break;
@@ -1160,7 +1160,7 @@ void KGrEnemy::dieAndReappear()
 		switch ((*playfield)[x][y]->whatIam()) {
 		case FREE:
 		case HLADDER:
-		    looking = FALSE;
+		    looking = false;
 		    break;
 		default:
 		    break;
@@ -1540,7 +1540,7 @@ int KGrEnemy::distanceDown (int x, int y, int deltah)
 
     int rungs = -1;
     int exitRung = 0;
-    bool canGoThru = TRUE;
+    bool canGoThru = true;
     char objType;
 
     // If there is a way down at (x,y), return its length, else return zero.
@@ -1557,7 +1557,7 @@ int KGrEnemy::distanceDown (int x, int y, int deltah)
 	    if ((objType == HOLE) && (rungs < 0))
 		rungs = 0;		// Enemy can go SIDEWAYS through a hole.
 	    else
-		canGoThru = FALSE;	// Cannot go through here.
+		canGoThru = false;	// Cannot go through here.
 	    break;
 	case LADDER:
 	case POLE:			// Can go through or stop.
@@ -1575,7 +1575,7 @@ int KGrEnemy::distanceDown (int x, int y, int deltah)
 			exitRung = rungs;
 		}
 		else
-		    canGoThru = FALSE;	// Should stop at hero's level.
+		    canGoThru = false;	// Should stop at hero's level.
 	    }
 	    break;
 	default:
@@ -1603,9 +1603,9 @@ bool KGrEnemy::searchOK (int direction, int x, int y)
     if (canWalkLR (direction, x, y) > 0) {
 	// Can go into that cell, but check for a fall.
 	if (willNotFall (x+direction, y))
-	    return TRUE;
+	    return true;
     }
-    return FALSE;			// Cannot go into and through that cell.
+    return false;			// Cannot go into and through that cell.
 }
 
 int KGrEnemy::canWalkLR (int direction, int x, int y)
@@ -1637,7 +1637,7 @@ bool KGrEnemy::willNotFall (int x, int y)
     switch ( (*playfield)[x][y]->whatIam()) {
     case LADDER:
     case POLE:
-	return TRUE; break;		// OK, can hang on ladder or pole.
+	return true; break;		// OK, can hang on ladder or pole.
     default:
 	break;
     }
@@ -1661,12 +1661,12 @@ bool KGrEnemy::willNotFall (int x, int y)
 	for (c = 0; c < cmax; c++) {
 	    enemy = enemies->at(c);
 	    if ((enemy->getx()==16*x) && (enemy->gety()==16*(y+1)))
-		return TRUE;		// Standing on a friend.
+		return true;		// Standing on a friend.
 	}
-	return FALSE; break;		// Will fall: there is no floor.
+	return false; break;		// Will fall: there is no floor.
 
     default:
-	return TRUE; break;		// OK, will not fall.
+	return true; break;		// OK, will not fall.
     }
 }
 
@@ -1733,13 +1733,13 @@ bool KGrEnemy::bumpingFriend()
 		if ((dx >= -32) && (dx < 16) && (dy > -16) && (dy < 16)) {
 		    if ((enemy->direction == RIGHT) &&
 			(enemy->status == WALKING)  && (absx%16==0)) {
-			return TRUE;
+			return true;
 		    }
 		    else if (dx >= -16) {
 			if ((dx > -16) && (enemyId < enemy->enemyId))
-			    return FALSE;
+			    return false;
 			else
-			    return TRUE;	// Wait for the one in front.
+			    return true;	// Wait for the one in front.
 		    }
 		}
 		break;
@@ -1747,13 +1747,13 @@ bool KGrEnemy::bumpingFriend()
 		if ((dx > -16) && (dx < 32) && (dy > -16) && (dy < 16)) {
 		    if ((enemy->direction == LEFT) &&
 			(enemy->status == WALKING) && (absx%16==0)) {
-			return TRUE;
+			return true;
 		    }
 		    else if (dx <= 16) {
 			if ((dx < 16) && (enemyId < enemy->enemyId))
-			    return FALSE;
+			    return false;
 			else
-			    return TRUE;	// Wait for the one in front.
+			    return true;	// Wait for the one in front.
 		    }
 		}
 		break;
@@ -1761,13 +1761,13 @@ bool KGrEnemy::bumpingFriend()
 		if ((dy >= -32) && (dy < 16) && (dx > -16) && (dx < 16)) {
 		    if ((enemy->direction == DOWN) &&
 			(enemy->status == WALKING) && (absy%16==0)) {
-			return TRUE;
+			return true;
 		    }
 		    else if (dy >= -16) {
 			if ((dy > -16) && (enemyId < enemy->enemyId))
-			    return FALSE;
+			    return false;
 			else
-			    return TRUE;	// Wait for the one above.
+			    return true;	// Wait for the one above.
 		    }
 		}
 		break;
@@ -1775,13 +1775,13 @@ bool KGrEnemy::bumpingFriend()
 		if ((dy > -16) && (dy < 32) && (dx > -16) && (dx < 16)) {
 		    if ((enemy->direction == UP) &&
 			(enemy->status == WALKING) && (absy%16==0)) {
-			return TRUE;
+			return true;
 		    }
 		    else if (dy <= 16) {
 			if ((dy < 16) && (enemyId < enemy->enemyId))
-			    return FALSE;
+			    return false;
 			else
-			    return TRUE;	// Wait for the one below.
+			    return true;	// Wait for the one below.
 		    }
 		}
 		break;
@@ -1790,7 +1790,7 @@ bool KGrEnemy::bumpingFriend()
 	    }
 	}
     }
-    return FALSE;
+    return false;
 }
 
 KGrEnemy :: ~KGrEnemy ()
diff --git a/kgoldrunner/src/kgrgame.cpp b/kgoldrunner/src/kgrgame.cpp
index 080f55e6..6cc0638c 100644
--- a/kgoldrunner/src/kgrgame.cpp
+++ b/kgoldrunner/src/kgrgame.cpp
@@ -44,24 +44,24 @@ KGrGame::KGrGame (KGrCanvas * theView, TQString theSystemDir, TQString theUserDi
     userDataDir = theUserDir;
 
     // Set the game-editor OFF, but available.
-    editMode = FALSE;
-    paintEditObj = FALSE;
+    editMode = false;
+    paintEditObj = false;
     editObj  = BRICK;
-    shouldSave = FALSE;
+    shouldSave = false;
 
-    enemies.setAutoDelete(TRUE);
+    enemies.setAutoDelete(true);
 
     hero = new KGrHero (view, 0, 0);	// The hero is born ... Yay !!!
     hero->setPlayfield (&playfield);
 
-    setBlankLevel (TRUE);		// Fill the playfield with blank walls.
+    setBlankLevel (true);		// Fill the playfield with blank walls.
 
     enemy = NULL;
-    newLevel = TRUE;			// Next level will be a new one.
-    loading  = TRUE;			// Stop input until it is loaded.
+    newLevel = true;			// Next level will be a new one.
+    loading  = true;			// Stop input until it is loaded.
 
-    modalFreeze = FALSE;
-    messageFreeze = FALSE;
+    modalFreeze = false;
+    messageFreeze = false;
 
     connect (hero, TQ_SIGNAL (gotNugget(int)),   TQ_SLOT (incScore(int)));
     connect (hero, TQ_SIGNAL (caughtHero()),     TQ_SLOT (herosDead()));
@@ -74,7 +74,7 @@ KGrGame::KGrGame (KGrCanvas * theView, TQString theSystemDir, TQString theUserDi
     // Get the mouse position every 40 msec.  It is used to steer the hero.
     mouseSampler = new TQTimer (this);
     connect (mouseSampler, TQ_SIGNAL(timeout()), TQ_SLOT (readMousePos ()));
-    mouseSampler->start (40, FALSE);
+    mouseSampler->start (40, false);
 
     srand(1); 				// initialisiere Random-Generator
 }
@@ -104,7 +104,7 @@ void KGrGame::startNextLevel()
 
 void KGrGame::startLevel (int startingAt, int requestedLevel)
 {
-    if (! saveOK (FALSE)) {				// Check unsaved work.
+    if (! saveOK (false)) {				// Check unsaved work.
 	return;
     }
     // Use dialog box to select game and level: startingAt = ID_FIRST or ID_ANY.
@@ -135,8 +135,8 @@ void KGrGame::herosDead()
     if (--lives > 0) {
 	// Still some life left, so PAUSE and then re-start the level.
 	emit showLives (lives);
-	KGrObject::frozen = TRUE;	// Freeze the animation and let
-	dyingTimer->start (1500, TRUE);	// the player see what happened.
+	KGrObject::frozen = true;	// Freeze the animation and let
+	dyingTimer->start (1500, true);	// the player see what happened.
     }
     else {
 	// Game over: display the "ENDE" screen.
@@ -150,10 +150,10 @@ void KGrGame::herosDead()
 	enemies.clear();	// Stop the enemies catching the hero again ...
 	view->deleteEnemySprites();
 	unfreeze();		//    ... NOW we can unfreeze.
-	newLevel = TRUE;
+	newLevel = true;
 	level = 0;
 	loadLevel (level);	// Display the "ENDE" screen.
-	newLevel = FALSE;
+	newLevel = false;
     }
 }
 
@@ -165,7 +165,7 @@ void KGrGame::finalBreath()
 	enemyCount = 0;		// Hero is dead: re-start the level.
 	loadLevel (level);
     }
-    KGrObject::frozen = FALSE;	// Unfreeze the game, but don't move yet.
+    KGrObject::frozen = false;	// Unfreeze the game, but don't move yet.
 }
 
 void KGrGame::showHiddenLadders()
@@ -204,9 +204,9 @@ void KGrGame::goUpOneLevel()
     enemyCount = 0;
     enemies.clear();
     view->deleteEnemySprites();
-    newLevel = TRUE;
+    newLevel = true;
     loadLevel (level);
-    newLevel = FALSE;
+    newLevel = false;
 }
 
 void KGrGame::loseNugget()
@@ -226,17 +226,17 @@ int KGrGame::getLevel()		// Return the current game-level.
 
 bool KGrGame::inMouseMode()
 {
-    return (mouseMode);		// Return TRUE if game is under mouse control.
+    return (mouseMode);		// Return true if game is under mouse control.
 }
 
 bool KGrGame::inEditMode()
 {
-    return (editMode);		// Return TRUE if the game-editor is active.
+    return (editMode);		// Return true if the game-editor is active.
 }
 
 bool KGrGame::isLoading()
 {
-    return (loading);		// Return TRUE if a level is being loaded.
+    return (loading);		// Return true if a level is being loaded.
 }
 
 void KGrGame::setMouseMode (bool on_off)
@@ -247,33 +247,33 @@ void KGrGame::setMouseMode (bool on_off)
 void KGrGame::freeze()
 {
     if ((! modalFreeze) && (! messageFreeze)) {
-	emit gameFreeze (TRUE);	// Do visual feedback in the GUI.
+	emit gameFreeze (true);	// Do visual feedback in the GUI.
     }
-    KGrObject::frozen = TRUE;	// Halt the game, by blocking all timer events.
+    KGrObject::frozen = true;	// Halt the game, by blocking all timer events.
 }
 
 void KGrGame::unfreeze()
 {
     if ((! modalFreeze) && (! messageFreeze)) {
-	emit gameFreeze (FALSE);// Do visual feedback in the GUI.
+	emit gameFreeze (false);// Do visual feedback in the GUI.
     }
-    KGrObject::frozen = FALSE;	// Restart the game.  Because frozen == FALSE,
+    KGrObject::frozen = false;	// Restart the game.  Because frozen == false,
     restart();			// the game goes on running after the next step.
 }
 
 void KGrGame::setMessageFreeze (bool on_off)
 {
     if (on_off) {		// Freeze the game action during a message.
-	messageFreeze = FALSE;
+	messageFreeze = false;
 	if (! KGrObject::frozen) {
-	    messageFreeze = TRUE;
+	    messageFreeze = true;
 	    freeze();
 	}
     }
     else {			// Unfreeze the game action after a message.
 	if (messageFreeze) {
 	    unfreeze();
-	    messageFreeze = FALSE;
+	    messageFreeze = false;
 	}
     }
 }
@@ -318,19 +318,19 @@ void KGrGame::setBlankLevel(bool playable)
 void KGrGame::newGame (const int lev, const int gameIndex)
 {
     // Ignore player input from keyboard or mouse while the screen is set up.
-    loading = TRUE;		// "loadLevel (level)" will reset it.
+    loading = true;		// "loadLevel (level)" will reset it.
 
     if (editMode) {
-	emit setEditMenu (FALSE);	// Disable edit menu items and toolbar.
+	emit setEditMenu (false);	// Disable edit menu items and toolbar.
 
-	editMode = FALSE;
-	paintEditObj = FALSE;
+	editMode = false;
+	paintEditObj = false;
 	editObj = BRICK;
 
-	view->setHeroVisible (TRUE);
+	view->setHeroVisible (true);
     }
 
-    newLevel = TRUE;
+    newLevel = true;
     level = lev;
     collnIndex = gameIndex;
     collection = collections.at (collnIndex);
@@ -348,26 +348,26 @@ void KGrGame::newGame (const int lev, const int gameIndex)
     enemies.clear();
     view->deleteEnemySprites();
 
-    newLevel = TRUE;;
+    newLevel = true;;
     loadLevel (level);
-    newLevel = FALSE;
+    newLevel = false;
 }
 
 void KGrGame::startTutorial()
 {
-    if (! saveOK (FALSE)) {				// Check unsaved work.
+    if (! saveOK (false)) {				// Check unsaved work.
 	return;
     }
 
     int i, index;
     int imax = collections.count();
-    bool found = FALSE;
+    bool found = false;
 
     index = 0;
     for (i = 0; i < imax; i++) {
 	index = i;			// Index within owner.
 	if (collections.at(i)->prefix == "tute") {
-	    found = TRUE;
+	    found = true;
 	    break;
 	}
     }
@@ -410,7 +410,7 @@ int KGrGame::loadLevel (int levelNo)
   }
 
   // Ignore player input from keyboard or mouse while the screen is set up.
-  loading = TRUE;
+  loading = true;
 
   nuggets = 0;
   enemyCount=0;
@@ -494,7 +494,7 @@ int KGrGame::loadLevel (int levelNo)
   connect (view, TQ_SIGNAL(mouseClick(int)), TQ_SLOT(doDig(int)));
 
   // Re-enable player input.
-  loading = FALSE;
+  loading = false;
 
   return 1;
 }
@@ -515,17 +515,17 @@ bool KGrGame::openLevelFile (int levelNo, TQFile & openlevel)
 	    i18n("Cannot find file '%1'. Please make sure '%2' has been "
 	    "run in the '%3' folder.")
 	    .arg(filePath).arg("tar xf levels.tar").arg(systemDataDir.myStr()));
-      return (FALSE);
+      return (false);
   }
 
   // �ffne Level zum lesen
   if (! openlevel.open (IO_ReadOnly)) {
       KGrMessage::information (view, i18n("Load Level"),
 	    i18n("Cannot open file '%1' for read-only.").arg(filePath));
-      return (FALSE);
+      return (false);
   }
 
-  return (TRUE);
+  return (true);
 }
 
 void KGrGame::changeObject (unsigned char kind, int i, int j)
@@ -544,7 +544,7 @@ void KGrGame::changeObject (unsigned char kind, int i, int j)
   case HERO:	createObject(new KGrFree (FREE,i,j,view),FREE,i,j);
     hero->init(i,j);
     startI = i; startJ = j;
-    hero->started = FALSE;
+    hero->started = false;
     hero->showFigure();
     break;
   case ENEMY:	createObject(new KGrFree (FREE,i,j,view),FREE,i,j);
@@ -826,14 +826,14 @@ void KGrGame::saveGame()		// Save game ID, score and level.
     file2.close();
 
     TQDir dir;
-    dir.rename (file2.name(), file1.name(), TRUE);
+    dir.rename (file2.name(), file1.name(), true);
     KGrMessage::information (view, i18n("Save Game"),
 				i18n("Your game has been saved."));
 }
 
 void KGrGame::loadGame()		// Re-load game, score and level.
 {
-    if (! saveOK (FALSE)) {				// Check unsaved work.
+    if (! saveOK (false)) {				// Check unsaved work.
 	return;
     }
 
@@ -853,9 +853,9 @@ void KGrGame::loadGame()		// Re-load game, score and level.
     }
 
     // Halt the game during the loadGame() dialog.
-    modalFreeze = FALSE;
+    modalFreeze = false;
     if (!KGrObject::frozen) {
-	modalFreeze = TRUE;
+	modalFreeze = true;
 	freeze();
     }
 
@@ -868,7 +868,7 @@ void KGrGame::loadGame()		// Re-load game, score and level.
 	s = lg->getCurrentText();
     }
 
-    bool found = FALSE;
+    bool found = false;
     TQString pr;
     int  lev;
     int i;
@@ -876,14 +876,14 @@ void KGrGame::loadGame()		// Re-load game, score and level.
 
     if (! s.isNull()) {
 	pr = s.mid (21, 7);			// Get the collection prefix.
-	pr = pr.left (pr.find (" ", 0, FALSE));
+	pr = pr.left (pr.find (" ", 0, false));
 
 	for (i = 0; i < imax; i++) {		// Find the collection.
 	    if (collections.at(i)->prefix == pr) {
 		collection = collections.at(i);
 		collnIndex  = i;
 		owner = collections.at(i)->owner;
-		found = TRUE;
+		found = true;
 		break;
 	    }
 	}
@@ -906,7 +906,7 @@ void KGrGame::loadGame()		// Re-load game, score and level.
     // Unfreeze the game, but only if it was previously unfrozen.
     if (modalFreeze) {
         unfreeze();
-	modalFreeze = FALSE;
+	modalFreeze = false;
     }
 
     delete lg;
@@ -918,7 +918,7 @@ void KGrGame::loadGame()		// Re-load game, score and level.
 
 void KGrGame::checkHighScore()
 {
-    bool	prevHigh  = TRUE;
+    bool	prevHigh  = true;
     TQ_INT16	prevLevel = 0;
     TQ_INT32	prevScore = 0;
     TQString	thisUser  = i18n("Unknown");
@@ -938,7 +938,7 @@ void KGrGame::checkHighScore()
     if (! high1.exists()) {
 	high1.setName (systemDataDir + "hi_" + collection->prefix + ".dat");
 	if (! high1.exists()) {
-	    prevHigh = FALSE;
+	    prevHigh = false;
 	}
     }
 
@@ -953,7 +953,7 @@ void KGrGame::checkHighScore()
 
 	// Read previous users, levels and scores from the high score file.
 	s1.setDevice (&high1);
-	bool found = FALSE;
+	bool found = false;
 	highCount = 0;
 	while (! s1.endData()) {
 	    char * prevUser;
@@ -966,7 +966,7 @@ void KGrGame::checkHighScore()
 	    delete prevDate;
 	    highCount++;
 	    if (score > prevScore) {
-		found = TRUE;			// We have a high score.
+		found = true;			// We have a high score.
 		break;
 	    }
 	}
@@ -992,7 +992,7 @@ void KGrGame::checkHighScore()
     }
 
     // Dialog to ask the user to enter their name.
-    TQDialog *		hsn = new TQDialog (view, "hsNameDialog", TRUE,
+    TQDialog *		hsn = new TQDialog (view, "hsNameDialog", true,
 			WStyle_Customize | WStyle_NormalBorder | WStyle_Title);
 
     int margin = 10;
@@ -1023,7 +1023,7 @@ void KGrGame::checkHighScore()
     connect	(hsnUser, TQ_SIGNAL (returnPressed ()), hsn, TQ_SLOT (accept ()));
     connect	(OK,      TQ_SIGNAL (clicked ()),       hsn, TQ_SLOT (accept ()));
 
-    while (TRUE) {
+    while (true) {
 	hsn->exec();
 	thisUser = hsnUser->text();
 	if (thisUser.length() > 0)
@@ -1050,7 +1050,7 @@ void KGrGame::checkHighScore()
 
     if (prevHigh) {
 	high1.reset();
-	bool scoreRecorded = FALSE;
+	bool scoreRecorded = false;
 	highCount = 0;
 	while ((! s1.endData()) && (highCount < 10)) {
 	    char * prevUser;
@@ -1067,7 +1067,7 @@ void KGrGame::checkHighScore()
 		s2 << (TQ_INT16) level;
 		s2 << (TQ_INT32) score;
 		s2 << hsDate.myStr();
-		scoreRecorded = TRUE;
+		scoreRecorded = true;
 	    }
 	    if (highCount < 10) {
 		highCount++;
@@ -1102,7 +1102,7 @@ void KGrGame::checkHighScore()
 
     TQDir dir;
     dir.rename (high2.name(),
-		userDataDir + "hi_" + collection->prefix + ".dat", TRUE);
+		userDataDir + "hi_" + collection->prefix + ".dat", true);
     KGrMessage::information (view, i18n("Save High Score"),
 				i18n("Your high score has been saved."));
 
@@ -1144,7 +1144,7 @@ void KGrGame::showHighScores()
 	return;
     }
 
-    TQDialog *		hs = new TQDialog (view, "hsDialog", TRUE,
+    TQDialog *		hs = new TQDialog (view, "hsDialog", true,
 			WStyle_Customize | WStyle_NormalBorder | WStyle_Title);
 
     int margin = 10;
@@ -1164,8 +1164,8 @@ void KGrGame::showHighScores()
 #else
     TQFont		f = TDEGlobalSettings::fixedFont();	// KDE version.
 #endif
-    f.			setFixedPitch (TRUE);
-    f.			setBold (TRUE);
+    f.			setFixedPitch (true);
+    f.			setBold (true);
     hsColHeader->	setFont (f);
 
     TQLabel *		hsLine [10];
@@ -1182,7 +1182,7 @@ void KGrGame::showHighScores()
     OK->		setAccel (Key_Return);
 
     // Set up the format for the high-score lines.
-    f.			setBold (FALSE);
+    f.			setBold (false);
     TQString		line;
     const char *	hsFormat = "%2d. %-30.30s %3d %7ld  %s";
 
@@ -1250,7 +1250,7 @@ void KGrGame::restart()
 
     temp = KGrObject::frozen;
 
-    KGrObject::frozen = FALSE;	// Temporarily restart the game, by re-running
+    KGrObject::frozen = false;	// Temporarily restart the game, by re-running
 				// any timer events that have been blocked.
 
     readMousePos();		// Set hero's direction.
@@ -1270,7 +1270,7 @@ void KGrGame::restart()
 		((KGrBrick *)playfield[i][j])->doStep();
     }
 
-    KGrObject::frozen = temp;	// If frozen was TRUE, halt again, which gives a
+    KGrObject::frozen = temp;	// If frozen was true, halt again, which gives a
 				// single-step effect, otherwise go on running.
 }
 
@@ -1323,7 +1323,7 @@ void KGrGame::showObjectState()
 void KGrGame::bugFix()
 {
     if (KGrObject::frozen) {		// Toggle a bug fix on/off dynamically.
-	KGrObject::bugFixed = (KGrObject::bugFixed) ? FALSE : TRUE;
+	KGrObject::bugFixed = (KGrObject::bugFixed) ? false : true;
 	printf ("%s", (KGrObject::bugFixed) ? "\n" : "");
 	printf (">>> Bug fix is %s\n", (KGrObject::bugFixed) ? "ON" : "OFF\n");
     }
@@ -1332,7 +1332,7 @@ void KGrGame::bugFix()
 void KGrGame::startLogging()
 {
     if (KGrObject::frozen) {		// Toggle logging on/off dynamically.
-	KGrObject::logging = (KGrObject::logging) ? FALSE : TRUE;
+	KGrObject::logging = (KGrObject::logging) ? false : true;
 	printf ("%s", (KGrObject::logging) ? "\n" : "");
 	printf (">>> Logging is %s\n", (KGrObject::logging) ? "ON" : "OFF\n");
     }
@@ -1351,7 +1351,7 @@ void KGrGame::createLevel()
 {
     int	i, j;
 
-    if (! saveOK (FALSE)) {				// Check unsaved work.
+    if (! saveOK (false)) {				// Check unsaved work.
 	return;
     }
 
@@ -1364,7 +1364,7 @@ void KGrGame::createLevel()
     }
 
     // Ignore player input from keyboard or mouse while the screen is set up.
-    loading = TRUE;
+    loading = true;
 
     level = 0;
     initEdit();
@@ -1392,7 +1392,7 @@ void KGrGame::createLevel()
     }
 
     // Re-enable player input.
-    loading = FALSE;
+    loading = false;
 
     view->updateCanvas();				// Show the edit area.
     view->update();					// Show the level name.
@@ -1400,7 +1400,7 @@ void KGrGame::createLevel()
 
 void KGrGame::updateLevel()
 {
-    if (! saveOK (FALSE)) {				// Check unsaved work.
+    if (! saveOK (false)) {				// Check unsaved work.
 	return;
     }
 
@@ -1429,7 +1429,7 @@ void KGrGame::updateLevel()
 
 void KGrGame::updateNext()
 {
-    if (! saveOK (FALSE)) {				// Check unsaved work.
+    if (! saveOK (false)) {				// Check unsaved work.
 	return;
     }
     level++;
@@ -1445,7 +1445,7 @@ void KGrGame::loadEditLevel (int lev)
 	return;
 
     // Ignore player input from keyboard or mouse while the screen is set up.
-    loading = TRUE;
+    loading = true;
 
     level = lev;
     initEdit();
@@ -1498,7 +1498,7 @@ void KGrGame::loadEditLevel (int lev)
     showEditLevel();				// Reconnect signals.
 
     // Re-enable player input.
-    loading = FALSE;
+    loading = false;
 }
 
 void KGrGame::editNameAndHint()
@@ -1512,7 +1512,7 @@ void KGrGame::editNameAndHint()
     if (nh->exec() == TQDialog::Accepted) {
 	levelName = nh->getName();
 	levelHint = nh->getHint();
-	shouldSave = TRUE;
+	shouldSave = true;
     }
 
     delete nh;
@@ -1530,7 +1530,7 @@ bool KGrGame::saveLevelFile()
     if (! editMode) {
 	KGrMessage::information (view, i18n("Save Level"),
 		i18n("Inappropriate action: you are not editing a level."));
-	return (FALSE);
+	return (false);
     }
 
     // Save the current collection index.
@@ -1548,7 +1548,7 @@ bool KGrGame::saveLevelFile()
     // Pop up dialog box, which could change the collection or level or both.
     selectedLevel = selectLevel (action, selectedLevel);
     if (selectedLevel == 0)
-	return (FALSE);
+	return (false);
 
     // Get the new collection (if changed).
     int n = collnIndex;
@@ -1559,10 +1559,10 @@ bool KGrGame::saveLevelFile()
 
     if ((action == SL_SAVE) && (n == N) && (selectedLevel == level)) {
 	// This is a normal edit: the old file is to be re-written.
-	isNew = FALSE;
+	isNew = false;
     }
     else {
-	isNew = TRUE;
+	isNew = true;
 	// Check if the file is to be inserted in or appended to the collection.
 	if (levelFile.exists()) {
 	    switch (KGrMessage::warning (view, i18n("Save Level"),
@@ -1572,10 +1572,10 @@ bool KGrGame::saveLevelFile()
 
 	    case 0:	if (! reNumberLevels (n, selectedLevel,
 					    collections.at(n)->nLevels, +1)) {
-			    return (FALSE);
+			    return (false);
 			}
 			break;
-	    case 1:	return (FALSE);
+	    case 1:	return (false);
 			break;
 	    }
 	}
@@ -1585,7 +1585,7 @@ bool KGrGame::saveLevelFile()
     if (! levelFile.open (IO_WriteOnly)) {
 	KGrMessage::information (view, i18n("Save Level"),
 		i18n("Cannot open file '%1' for output.").arg(filePath));
-	return (FALSE);
+	return (false);
     }
 
     // Save the level.
@@ -1622,7 +1622,7 @@ bool KGrGame::saveLevelFile()
     }
 
     levelFile.close ();
-    shouldSave = FALSE;
+    shouldSave = false;
 
     if (isNew) {
 	collections.at(n)->nLevels++;
@@ -1633,7 +1633,7 @@ bool KGrGame::saveLevelFile()
     emit showLevel (level);
     view->setTitle (getTitle());		// Display new title.
     view->updateCanvas();			// Show the edit area.
-    return (TRUE);
+    return (true);
 }
 
 void KGrGame::moveLevelFile ()
@@ -1690,7 +1690,7 @@ void KGrGame::moveLevelFile ()
     filePath1 = getFilePath (USER, collections.at(fromC), fromL);
     filePath2 = filePath1;
     filePath2 = filePath2.append (".tmp");
-    dir.rename (filePath1, filePath2, TRUE);
+    dir.rename (filePath1, filePath2, true);
 
     if (toC == fromC) {					// Same collection.
 	if (toL < fromL) {				// Decrease level.
@@ -1725,7 +1725,7 @@ void KGrGame::moveLevelFile ()
 
     // Rename the saved "fromL" file to become "toL".
     filePath1 = getFilePath (USER, collections.at(toC), toL);
-    dir.rename (filePath2, filePath1, TRUE);
+    dir.rename (filePath2, filePath1, true);
 
     level = toL;
     collection = collections.at(toC);
@@ -1801,9 +1801,9 @@ void KGrGame::deleteLevelFile ()
 	enemyCount = 0;				// Load level in play mode.
 	enemies.clear();
 	view->deleteEnemySprites();
-	newLevel = TRUE;;
+	newLevel = true;;
 	loadLevel (level);
-	newLevel = FALSE;
+	newLevel = false;
     }
     else {
 	createLevel();				// No levels left in collection.
@@ -1855,10 +1855,10 @@ void KGrGame::editCollection (int action)
 		continue;
 	    }
 
-	    bool allAlpha = TRUE;
+	    bool allAlpha = true;
 	    for (int i = 0; i < len; i++) {
 		if (! isalpha(ecPrefix.myChar(i))) {
-		    allAlpha = FALSE;
+		    allAlpha = false;
 		    break;
 		}
 	    }
@@ -1869,13 +1869,13 @@ void KGrGame::editCollection (int action)
 		continue;
 	    }
 
-	    bool duplicatePrefix = FALSE;
+	    bool duplicatePrefix = false;
 	    KGrCollection * c;
 	    int imax = collections.count();
 	    for (int i = 0; i < imax; i++) {
 		c = collections.at(i);
 		if ((c->prefix == ecPrefix) && (i != n)) {
-		    duplicatePrefix = TRUE;
+		    duplicatePrefix = true;
 		    break;
 		}
 	    }
@@ -1921,7 +1921,7 @@ bool KGrGame::saveOK (bool exiting)
     bool	result;
     TQString	option2 = i18n("&Go on editing");
 
-    result = TRUE;
+    result = true;
 
     if (editMode) {
 	if (exiting) {					// If window is closing,
@@ -1930,14 +1930,14 @@ bool KGrGame::saveOK (bool exiting)
 	for (j = 1; j <= FIELDHEIGHT; j++)
 	for (i = 1; i <= FIELDWIDTH; i++) {		// Check cell changes.
 	    if ((shouldSave) || (editObjArray[i][j] != lastSaveArray[i][j])) {
-		// If shouldSave == TRUE, level name or hint was edited.
+		// If shouldSave == true, level name or hint was edited.
 		switch (KGrMessage::warning (view, i18n("Editor"),
 			i18n("You have not saved your work. Do "
 			"you want to save it now?"),
 			i18n("&Save"), i18n("&Don't Save"), option2)) {
 		case 0: result = saveLevelFile(); break;// Save and continue.
-		case 1: shouldSave = FALSE; break;	// Continue: don't save.
-		case 2: result = FALSE; break;		// Go back to editing.
+		case 1: shouldSave = false; break;	// Continue: don't save.
+		case 2: result = false; break;		// Go back to editing.
 		}
 		return (result);
 	    }
@@ -1950,15 +1950,15 @@ void KGrGame::initEdit()
 {
     if (! editMode) {
 
-	editMode = TRUE;
-	emit setEditMenu (TRUE);	// Enable edit menu items and toolbar.
+	editMode = true;
+	emit setEditMenu (true);	// Enable edit menu items and toolbar.
 
 	// We were previously in play mode: stop the hero running or falling.
 	hero->init (1, 1);
-	view->setHeroVisible (FALSE);
+	view->setHeroVisible (false);
     }
 
-    paintEditObj = FALSE;
+    paintEditObj = false;
 
     // Set the default object and button.
     editObj = BRICK;
@@ -1977,12 +1977,12 @@ void KGrGame::initEdit()
     emit showScore (0);
 
     deleteLevel();
-    setBlankLevel(FALSE);	// Fill playfield with Editable objects.
+    setBlankLevel(false);	// Fill playfield with Editable objects.
 
     view->setTitle (getTitle());// Show title of level.
     view->updateCanvas();	// Show the edit area.
 
-    shouldSave = FALSE;		// Used to flag editing of name or hint.
+    shouldSave = false;		// Used to flag editing of name or hint.
 }
 
 void KGrGame::deleteLevel()
@@ -2058,16 +2058,16 @@ bool KGrGame::reNumberLevels (int cIndex, int first, int last, int inc)
     while (i != n) {
 	file1 = getFilePath (USER, collections.at(cIndex), i);
 	file2 = getFilePath (USER, collections.at(cIndex), i - step);
-	if (! dir.rename (file1, file2, TRUE)) {	// Allow absolute paths.
+	if (! dir.rename (file1, file2, true)) {	// Allow absolute paths.
 	    KGrMessage::information (view, i18n("Save Level"),
 		i18n("Cannot rename file '%1' to '%2'.")
 		.arg(file1).arg(file2));
-	    return (FALSE);
+	    return (false);
 	}
 	i = i + step;
     }
 
-    return (TRUE);
+    return (true);
 }
 
 void KGrGame::setLevel (int lev)
@@ -2092,7 +2092,7 @@ void KGrGame::doEdit (int button)
     switch (button) {
     case TQt::LeftButton:
     case TQt::RightButton:
-        paintEditObj = TRUE;
+        paintEditObj = true;
         insertEditObj (i, j);
 	view->updateCanvas();
         oldI = i;
@@ -2115,7 +2115,7 @@ void KGrGame::endEdit (int button)
     switch (button) {
     case TQt::LeftButton:
     case TQt::RightButton:
-        paintEditObj = FALSE;
+        paintEditObj = false;
         if ((i != oldI) || (j != oldJ)) {
 	    insertEditObj (i, j);
 	    view->updateCanvas();
@@ -2135,9 +2135,9 @@ int KGrGame::selectLevel (int action, int requestedLevel)
     int selectedLevel = 0;		// 0 = no selection (Cancel) or invalid.
 
     // Halt the game during the dialog.
-    modalFreeze = FALSE;
+    modalFreeze = false;
     if (! KGrObject::frozen) {
-	modalFreeze = TRUE;
+	modalFreeze = true;
 	freeze();
     }
 
@@ -2199,7 +2199,7 @@ int KGrGame::selectLevel (int action, int requestedLevel)
     // Unfreeze the game, but only if it was previously unfrozen.
     if (modalFreeze) {
 	unfreeze();
-	modalFreeze = FALSE;
+	modalFreeze = false;
     }
 
     delete sl;
@@ -2210,11 +2210,11 @@ bool KGrGame::ownerOK (Owner o)
 {
     // Check that this owner has at least one collection.
     KGrCollection * c;
-    bool OK = FALSE;
+    bool OK = false;
 
     for (c = collections.first(); c != 0; c = collections.next()) {
 	if (c->owner == o) {
-	    OK = TRUE;
+	    OK = true;
 	    break;
 	}
     }
@@ -2335,10 +2335,10 @@ void KGrThumbNail::drawContents (TQPainter * p)	// Activated via "paintEvent".
 bool KGrGame::initCollections ()
 {
     // Initialise the list of collections of levels (i.e. the list of games).
-    collections.setAutoDelete(TRUE);
+    collections.setAutoDelete(true);
     owner = SYSTEM;				// Use system levels initially.
     if (! loadCollections (SYSTEM))		// Load system collections list.
-	return (FALSE);				// If no collections, abort.
+	return (false);				// If no collections, abort.
     loadCollections (USER);			// Load user collections list.
 						// If none, don't worry.
 
@@ -2349,7 +2349,7 @@ bool KGrGame::initCollections ()
     collection = collections.at (collnIndex);
     level = 1;					// Default start is at level 1.
 
-    return (TRUE);
+    return (true);
 }
 
 void KGrGame::mapCollections()
@@ -2401,7 +2401,7 @@ void KGrGame::mapCollections()
 	    // Get the name of the file found on disk.
 	    fileName1 = file->fileName();
 
-	    while (TRUE) {
+	    while (true) {
 		// Work out what the file name should be, based on the level no.
 		fileName2.setNum (lev);			// Convert to TQString.
 		fileName2 = fileName2.rightJustify (3,'0'); // Add zeros.
@@ -2459,13 +2459,13 @@ bool KGrGame::loadCollections (Owner o)
 		i18n("Cannot find game info file '%1'.")
 		.arg(filePath));
 	}
-	return (FALSE);
+	return (false);
     }
 
     if (! c.open (IO_ReadOnly)) {
 	KGrMessage::information (view, i18n("Load Game Info"),
 	    i18n("Cannot open file '%1' for read-only.").arg(filePath));
-	return (FALSE);
+	return (false);
     }
 
     TQCString	line = "";
@@ -2515,14 +2515,14 @@ bool KGrGame::loadCollections (Owner o)
 		    i18n("Format error in game info file '%1'.")
 		    .arg(filePath));
 		c.close();
-		return (FALSE);
+		return (false);
 	    }
 	    line = "";
 	}
     }
 
     c.close();
-    return (TRUE);
+    return (true);
 }
 
 bool KGrGame::saveCollections (Owner o)
@@ -2532,7 +2532,7 @@ bool KGrGame::saveCollections (Owner o)
     if (o != USER) {
 	KGrMessage::information (view, i18n("Save Game Info"),
 	    i18n("You can only modify user games."));
-	return (FALSE);
+	return (false);
     }
 
     filePath = ((o == SYSTEM)? systemDataDir : userDataDir) + "games.dat";
@@ -2543,7 +2543,7 @@ bool KGrGame::saveCollections (Owner o)
     if (! c.open (IO_WriteOnly)) {
 	KGrMessage::information (view, i18n("Save Game Info"),
 		i18n("Cannot open file '%1' for output.").arg(filePath));
-	return (FALSE);
+	return (false);
     }
 
     // Save the collections.
@@ -2581,7 +2581,7 @@ bool KGrGame::saveCollections (Owner o)
     }
 
     c.close();
-    return (TRUE);
+    return (true);
 }
 
 /******************************************************************************/
@@ -2591,12 +2591,12 @@ bool KGrGame::saveCollections (Owner o)
 void KGrGame::myMessage (TQWidget * parent, TQString title, TQString contents)
 {
     // Halt the game while the message is displayed.
-    setMessageFreeze (TRUE);
+    setMessageFreeze (true);
 
     KGrMessage::wrapped (parent, title, contents);
 
     // Unfreeze the game, but only if it was previously unfrozen.
-    setMessageFreeze (FALSE);
+    setMessageFreeze (false);
 }
 
 /******************************************************************************/
diff --git a/kgoldrunner/src/kgrobject.cpp b/kgoldrunner/src/kgrobject.cpp
index 4152770b..8b4e7229 100644
--- a/kgoldrunner/src/kgrobject.cpp
+++ b/kgoldrunner/src/kgrobject.cpp
@@ -26,18 +26,18 @@ KGrObject::KGrObject (char objType)
 {
     iamA = objType;
     searchValue = 0;
-    blocker = FALSE;
+    blocker = false;
     if ((objType == BRICK) || (objType == BETON) || (objType == FBRICK)) {
-	blocker = TRUE;
+	blocker = true;
     }
     xpos = 0;
     ypos = 0;
     objectView = NULL;
 }
 
-bool KGrObject::frozen = FALSE;	// Initialise game as running, not halted.
-bool KGrObject::bugFixed = FALSE;// Initialise game with dynamic bug-fix OFF.
-bool KGrObject::logging = FALSE;// Initialise game with log printing OFF.
+bool KGrObject::frozen = false;	// Initialise game as running, not halted.
+bool KGrObject::bugFixed = false;// Initialise game with dynamic bug-fix OFF.
+bool KGrObject::logging = false;// Initialise game with log printing OFF.
 
 char KGrObject::whatIam ()
 {
@@ -103,7 +103,7 @@ KGrBrick::KGrBrick (char objType, int i, int j, KGrCanvas * view)
   ypos		= j;
   objectView	= view;
   dig_counter = 0;
-  holeFrozen = FALSE;
+  holeFrozen = false;
   iamA = BRICK;
   timer = new TQTimer (this);
   connect (timer, TQ_SIGNAL (timeout ()), TQ_SLOT (timeDone ()));
@@ -116,12 +116,12 @@ void KGrBrick::dig (void)
   iamA = HOLE;
   objectView->paintCell (xpos, ypos, BRICK, dig_counter);
   objectView->updateCanvas();
-  timer->start ((DIGDELAY * NSPEED) / speed, TRUE);
+  timer->start ((DIGDELAY * NSPEED) / speed, true);
 }
 
 void KGrBrick::doStep() {
     if (holeFrozen) {
-	holeFrozen = FALSE;
+	holeFrozen = false;
 	timeDone();
     }
 }
@@ -137,19 +137,19 @@ void KGrBrick::showState (int i, int j)
 
 void KGrBrick::timeDone ()
 {
-    if (KGrObject::frozen) {holeFrozen = TRUE; return;}
+    if (KGrObject::frozen) {holeFrozen = true; return;}
 
     // When the hole is complete, we need a longer delay.
     if (dig_counter == 5) {
 	hole_counter--;
 	if (hole_counter > 0) {
-	    timer->start ((DIGDELAY * NSPEED) / speed, TRUE);
+	    timer->start ((DIGDELAY * NSPEED) / speed, true);
 	    return;
 	}
     }
     if (dig_counter < 9) {
 	dig_counter++;
-	timer->start ((DIGDELAY * NSPEED) / speed, TRUE);
+	timer->start ((DIGDELAY * NSPEED) / speed, true);
 	if (dig_counter >= 8)
 	    iamA = BRICK;
     }
diff --git a/kgoldrunner/src/kgrobject.h b/kgoldrunner/src/kgrobject.h
index 2ac41b3a..648b4344 100644
--- a/kgoldrunner/src/kgrobject.h
+++ b/kgoldrunner/src/kgrobject.h
@@ -41,7 +41,7 @@ public:
 
   char whatIam();
   int searchValue;
-  bool blocker; // Beton or Brick -> TRUE
+  bool blocker; // Beton or Brick -> true
   void showState (int, int);
 
 protected: