Use nullptr instead of NULL/0 pointer in C++ files

See: https://mirror.git.trinitydesktop.org/gitea/TDE/tde/issues/73
Signed-off-by: mio <stigma@disroot.org>

13 files changed, 68 insertions, 62 deletions

diff --git a/src/app/adjustSizeButton.cpp b/src/app/adjustSizeButton.cpp
index fa691d9..1f4b801 100644
--- a/src/app/adjustSizeButton.cpp
+++ b/src/app/adjustSizeButton.cpp
@@ -48,7 +48,7 @@ namespace Codeine
       m_thingy->setPaletteForegroundColor( paletteBackgroundColor().dark() );
 
       TQEvent e( TQEvent::Resize );
-      eventFilter( 0, &e );
+      eventFilter( nullptr, &e );
 
       adjustSize();
       show();
diff --git a/src/app/captureFrame.cpp b/src/app/captureFrame.cpp
index 41796b9..119e729 100644
--- a/src/app/captureFrame.cpp
+++ b/src/app/captureFrame.cpp
@@ -255,25 +255,30 @@ VideoWindow::captureFrame() const
       return TQImage();
 
    int yuv_size = ((w + 8) * (h + 1)) * 2;
-   uint8_t *yuv = new uint8_t[yuv_size];
-   if( yuv == 0 ) {
+   uint8_t *yuv = new(std::nothrow) uint8_t[yuv_size];
+   if (yuv == nullptr) {
       Debug::error() << "Not enough memory to make screenframe!\n";
-      return TQImage(); }
+      return TQImage();
+   }
 
    xine_get_current_frame_s(*engine(), &w, &h, &ratio, &format, yuv, &yuv_size);
 
    // convert to yv12 if necessary
-   uint8_t *y = 0, *u = 0, *v = 0;
+   uint8_t *y = nullptr;
+   uint8_t *u = nullptr;
+   uint8_t *v = nullptr;
+
    switch( format )
    {
    case XINE_IMGFMT_YUY2: {
       uint8_t *yuy2 = yuv;
 
-      yuv = new uint8_t[(w * h * 2)];
-      if( yuv == 0 ) {
+      yuv = new(std::nothrow) uint8_t[(w * h * 2)];
+      if (yuv == nullptr) {
          Debug::error() << "Not enough memory to make screenframe!\n";
          delete [] yuy2;
-         return TQImage(); }
+         return TQImage();
+      }
 
       y = yuv;
       u = yuv + w * h;
@@ -298,7 +303,7 @@ VideoWindow::captureFrame() const
 
    // convert to rgb
    uchar *rgb = yv12ToRgb( y, u, v, w, h );
-   TQImage frame( rgb, w, h, 32, 0, 0, TQImage::IgnoreEndian );
+   TQImage frame( rgb, w, h, 32, nullptr, 0, TQImage::IgnoreEndian );
    delete [] yuv;
 
    return frame;
diff --git a/src/app/fht.cpp b/src/app/fht.cpp
index 4d03851..f678bee 100644
--- a/src/app/fht.cpp
+++ b/src/app/fht.cpp
@@ -24,9 +24,9 @@
 
 
 FHT::FHT(int n) :
-	m_buf(0),
-	m_tab(0),
-	m_log(0)
+	m_buf(nullptr),
+	m_tab(nullptr),
+	m_log(nullptr)
 {
 	if (n < 3) {
 		m_num = 0;
diff --git a/src/app/mainWindow.cpp b/src/app/mainWindow.cpp
index 1eb27f5..ee92f7c 100644
--- a/src/app/mainWindow.cpp
+++ b/src/app/mainWindow.cpp
@@ -116,7 +116,8 @@ MainWindow::MainWindow()
    }
 
    {
-      TQPopupMenu *menu = 0, *settings = static_cast<TQPopupMenu*>(factory()->container( "settings", this ));
+      TQPopupMenu *menu = nullptr;
+      TQPopupMenu *settings = static_cast<TQPopupMenu*>(factory()->container( "settings", this ));
       int id = SubtitleChannelsMenuItemId, index = 0;
 
       #define make_menu( name, text ) \
@@ -263,7 +264,7 @@ MainWindow::setupActions()
    new TDEAction( i18n("Video Settings..."), "configure", Key_V, this, TQ_SLOT(configure()), ac, "video_settings" );
    new TDEAction( i18n("Configure xine..."), "configure", 0, this, TQ_SLOT(configure()), ac, "xine_settings" );
 
-   (new KWidgetAction( m_positionSlider, i18n("Position Slider"), 0, 0, 0, ac, "position_slider" ))->setAutoSized( true );
+   (new KWidgetAction( m_positionSlider, i18n("Position Slider"), nullptr, nullptr, nullptr, ac, "position_slider" ))->setAutoSized( true );
 
    m_volumeAction = new VolumeAction( toolBar(), ac );
 }
@@ -381,7 +382,7 @@ MainWindow::load( const KURL &url )
    if (url.protocol() == "media") {
       #define UDS_LOCAL_PATH (72 | TDEIO::UDS_STRING)
       TDEIO::UDSEntry e;
-      if (!TDEIO::NetAccess::stat( url, e, 0 ))
+      if (!TDEIO::NetAccess::stat( url, e, nullptr ))
          MessageBox::sorry( "There was an internal error with the media slave..." );
       else {
          TDEIO::UDSEntry::ConstIterator end = e.end();
@@ -571,7 +572,7 @@ MainWindow::fullScreenToggled( bool isFullScreen )
       delete s_handler;
 
    // prevent videoWindow() moving around when mouse moves
-   setCentralWidget( isFullScreen ? 0 : videoWindow() );
+   setCentralWidget( isFullScreen ? nullptr : videoWindow() );
 }
 
 void
@@ -626,7 +627,7 @@ void
 MainWindow::aboutToShowMenu()
 {
    TQPopupMenu *menu = (TQPopupMenu*)sender();
-   TQCString name( sender() ? sender()->name() : 0 );
+   TQCString name( sender() ? sender()->name() : nullptr );
 
    // uncheck all items first
    for( uint x = 0; x < menu->count(); ++x )
@@ -701,9 +702,9 @@ action( const char *name )
 {
    #define QT_FATAL_ASSERT
 
-   MainWindow *mainWindow = 0;
-   TDEActionCollection *actionCollection = 0;
-   TDEAction *action = 0;
+   MainWindow *mainWindow = nullptr;
+   TDEActionCollection *actionCollection = nullptr;
+   TDEAction *action = nullptr;
 
    if( mainWindow = (MainWindow*)kapp->mainWidget() )
       if( actionCollection = mainWindow->actionCollection() )
diff --git a/src/app/playDialog.cpp b/src/app/playDialog.cpp
index 60ab979..8c40520 100644
--- a/src/app/playDialog.cpp
+++ b/src/app/playDialog.cpp
@@ -93,7 +93,7 @@ PlayDialog::createRecentFileWidget( TQBoxLayout *layout )
 
    for( KURL::List::ConstIterator it = urls.begin(), end = urls.end(); it != end; ++it ) {
       const TQString fileName = (*it).fileName();
-      new TDEListViewItem( lv, 0, (*it).url(), fileName.isEmpty() ? (*it).prettyURL() : fileName );
+      new TDEListViewItem( lv, nullptr, (*it).url(), fileName.isEmpty() ? (*it).prettyURL() : fileName );
    }
 
    if( lv->childCount() ) {
diff --git a/src/app/slider.cpp b/src/app/slider.cpp
index 172c15d..997f8db 100644
--- a/src/app/slider.cpp
+++ b/src/app/slider.cpp
@@ -14,7 +14,7 @@
 using Codeine::Slider;
 
 
-Slider *Slider::s_instance = 0;
+Slider *Slider::s_instance = nullptr;
 
 
 Slider::Slider( TQWidget *parent, uint max )
@@ -106,8 +106,8 @@ static inline TQString timeAsString( const int s )
 void
 Slider::setValue( int newValue )
 {
-   static TQLabel *w1 = 0;
-   static TQLabel *w2 = 0;
+   static TQLabel *w1 = nullptr;
+   static TQLabel *w2 = nullptr;
 
    if (!w1) {
       w1 = new TQLabel( this );
diff --git a/src/app/videoWindow.cpp b/src/app/videoWindow.cpp
index e9230ce..3a57ee8 100644
--- a/src/app/videoWindow.cpp
+++ b/src/app/videoWindow.cpp
@@ -259,7 +259,7 @@ VideoWindow::event( TQEvent *e )
             xine_event_t xineEvent;
 
             xineEvent.type = keyCode;
-            xineEvent.data = NULL;
+            xineEvent.data = nullptr;
             xineEvent.data_length = 0;
 
             xine_event_send( m_stream, &xineEvent );
diff --git a/src/app/volumeAction.cpp b/src/app/volumeAction.cpp
index e48dc27..ad585ef 100644
--- a/src/app/volumeAction.cpp
+++ b/src/app/volumeAction.cpp
@@ -48,8 +48,8 @@ public:
 
 
 VolumeAction::VolumeAction( TDEToolBar *bar, TDEActionCollection *ac )
-      : TDEToggleAction( i18n("Volume"), "volume", TQt::Key_1, 0, 0, ac, "volume" )
-      , m_anchor( 0 )
+      : TDEToggleAction( i18n("Volume"), "volume", TQt::Key_1, nullptr, nullptr, ac, "volume" )
+      , m_anchor( nullptr )
 {
    m_widget = new VolumeSlider( bar->topLevelWidget() );
 
diff --git a/src/app/xineConfig.cpp b/src/app/xineConfig.cpp
index 7ed26b9..b44c9bc 100644
--- a/src/app/xineConfig.cpp
+++ b/src/app/xineConfig.cpp
@@ -24,7 +24,7 @@
 TQString i18n(const char *text);
 
 
-KDialogBase *XineConfigDialog::s_instance = 0;
+KDialogBase *XineConfigDialog::s_instance = nullptr;
 
 
 namespace Codeine
@@ -79,7 +79,7 @@ XineConfigDialog::XineConfigDialog( xine_t *xine, TQWidget *parent )
       TQHBox *hbox = new TQHBox( box );
       hbox->setSpacing( METRIC_3B2 );
       hbox->setMargin( METRIC_3B2 );
-      TQPixmap info = kapp->iconLoader()->loadIcon( "messagebox_info", TDEIcon::NoGroup, TDEIcon::SizeMedium, TDEIcon::DefaultState, 0, true );
+      TQPixmap info = kapp->iconLoader()->loadIcon( "messagebox_info", TDEIcon::NoGroup, TDEIcon::SizeMedium, TDEIcon::DefaultState, nullptr, true );
       TQLabel *label = new TQLabel( hbox );
       label->setPixmap( info );
       label->setSizePolicy( TQSizePolicy::Maximum, TQSizePolicy::Maximum );
@@ -102,14 +102,14 @@ XineConfigDialog::XineConfigDialog( xine_t *xine, TQWidget *parent )
    public:
       XineConfigEntryIterator( xine_t *xine ) : m_xine( xine ) { m_valid = xine_config_get_first_entry( m_xine, &m_entry ); }
       inline XineConfigEntryIterator &operator++() { m_valid = xine_config_get_next_entry( m_xine, &m_entry ); return *this; }
-      inline xine_cfg_entry_t *operator*() { return m_valid ? &m_entry : 0; }
+      inline xine_cfg_entry_t *operator*() { return m_valid ? &m_entry : nullptr; }
    };
 
 
-   TQGridLayout *grid = 0;
+   TQGridLayout *grid = nullptr;
    TQString currentPage;
-   TQScrollView *view = 0;
-   parent = 0;
+   TQScrollView *view = nullptr;
+   parent = nullptr;
 
    for( XineConfigEntryIterator it( m_xine ); *it; ++it )
    {
@@ -171,7 +171,7 @@ XineConfigDialog::slotHelp()
 void
 XineConfigDialog::slotUser1()
 {
-   for( TQPtrListIterator<XineConfigEntry> it( m_entrys ); *it != 0; ++it )
+   for (TQPtrListIterator<XineConfigEntry> it(m_entrys); *it != nullptr; ++it)
       (*it)->reset();
 
    slotHelp();
@@ -180,8 +180,8 @@ XineConfigDialog::slotUser1()
 bool
 XineConfigDialog::isUnsavedSettings() const
 {
-   for( TQPtrListIterator<XineConfigEntry> it( m_entrys ); *it != 0; ++it )
-      if( (*it)->isChanged() )
+   for (TQPtrListIterator<XineConfigEntry> it(m_entrys); *it != nullptr; ++it)
+      if ((*it)->isChanged())
          return true;
 
    return false;
@@ -202,13 +202,13 @@ XineConfigDialog::saveSettings()
 ///@class XineConfigEntry
 
 XineConfigEntry::XineConfigEntry( TQWidget *parent, TQGridLayout *grid, xine_cfg_entry_t *entry )
-      : m_widget( 0 )
+      : m_widget( nullptr )
       , m_key( entry->key )
       , m_string( entry->str_value )
       , m_number( entry->num_value )
 {
    TQWidget *&w = m_widget;
-   const char *signal = 0;
+   const char *signal = nullptr;
    const int row = grid->numRows();
 
    TQString description_text = TQString::fromUtf8( entry->description );
diff --git a/src/app/xineEngine.cpp b/src/app/xineEngine.cpp
index 04be1cf..3ae7220 100644
--- a/src/app/xineEngine.cpp
+++ b/src/app/xineEngine.cpp
@@ -25,19 +25,19 @@
 namespace Codeine {
 
 
-VideoWindow *VideoWindow::s_instance = 0;
+VideoWindow *VideoWindow::s_instance = nullptr;
 bool VideoWindow::s_logarithmicVolume = false;
 
 
 VideoWindow::VideoWindow( TQWidget *parent )
       : TQWidget( parent, "VideoWindow" )
-      , m_osd( 0 )
-      , m_stream( 0 )
-      , m_eventQueue( 0 )
-      , m_videoPort( 0 )
-      , m_audioPort( 0 )
-      , m_scope( 0 )
-      , m_xine( 0 )
+      , m_osd( nullptr )
+      , m_stream( nullptr )
+      , m_eventQueue( nullptr )
+      , m_videoPort( nullptr )
+      , m_audioPort( nullptr )
+      , m_scope( nullptr )
+      , m_xine( nullptr )
       , m_current_vpts( 0 )
 {
    DEBUG_BLOCK
@@ -136,7 +136,7 @@ VideoWindow::init()
    m_videoPort = xine_open_video_driver( m_xine, "auto", XINE_VISUAL_TYPE_X11, videoWindow()->x11Visual() );
 
    debug() << "xine_open_audio_driver()\n";
-   m_audioPort = xine_open_audio_driver( m_xine, "auto", NULL );
+   m_audioPort = xine_open_audio_driver( m_xine, "auto", nullptr );
 
    debug() << "xine_stream_new()\n";
    m_stream = xine_stream_new( m_xine, m_audioPort, m_videoPort );
@@ -161,7 +161,7 @@ VideoWindow::init()
    debug() << "scope_plugin_new()\n";
 #if XINE_MAJOR_VERSION > 1 || (XINE_MAJOR_VERSION == 1 && XINE_MINOR_VERSION > 2) || \
    (XINE_MAJOR_VERSION == 1 && XINE_MINOR_VERSION == 2 && XINE_SUB_VERSION >= 10)
-   m_scope = xine_post_init( m_xine, "codeine-scope", 1, &m_audioPort, NULL );
+   m_scope = xine_post_init( m_xine, "codeine-scope", 1, &m_audioPort, nullptr );
 #else
    m_scope = scope_plugin_new( m_xine, m_audioPort );
 
@@ -279,7 +279,7 @@ VideoWindow::load( const KURL &url )
 
       // ensure old buffers are deleted
       // FIXME leaves one erroneous buffer
-      timerEvent( 0 );
+      timerEvent( nullptr );
 
       if( m_scope ) {
          xine_post_out_t *source = xine_get_audio_source( m_stream );
@@ -613,12 +613,12 @@ VideoWindow::scope()
       return scope;
 
    //prune the buffer list and update the m_current_vpts timestamp
-   timerEvent( 0 );
+   timerEvent( nullptr );
 
    const int64_t pts_per_smpls  = 0; //scope_plugin_pts_per_smpls( m_scope );
    for( int channels = xine_get_stream_info( m_stream, XINE_STREAM_INFO_AUDIO_CHANNELS ), frame = 0; frame < SCOPE_SIZE; )
    {
-      MyNode *best_node = 0;
+      MyNode *best_node = nullptr;
 
       for( MyNode *node = myList->next; node != myList; node = node->next )
          if( node->vpts <= m_current_vpts && (!best_node || node->vpts > best_node->vpts) )
@@ -880,7 +880,7 @@ VideoWindow::toggleDVDMenu()
 {
    xine_event_t e;
    e.type = XINE_EVENT_INPUT_MENU1;
-   e.data = NULL;
+   e.data = nullptr;
    e.data_length = 0;
 
    xine_event_send( m_stream, &e );
diff --git a/src/debug.h b/src/debug.h
index 9214083..4725486 100644
--- a/src/debug.h
+++ b/src/debug.h
@@ -164,7 +164,7 @@ namespace Debug
         Block( const char *label )
                 : m_label( label )
         {
-            gettimeofday( &m_start, 0 );
+            gettimeofday( &m_start, nullptr );
 
             kdDebug() << indent() << "BEGIN: " << label << "\n";
             DEBUG_INDENT
@@ -173,7 +173,7 @@ namespace Debug
         ~Block()
         {
             timeval end;
-            gettimeofday( &end, 0 );
+            gettimeofday( &end, nullptr );
 
             end.tv_sec -= m_start.tv_sec;
             if( end.tv_usec < m_start.tv_usec) {
diff --git a/src/part/videoWindow.cpp b/src/part/videoWindow.cpp
index 2da1c35..6b8c23d 100644
--- a/src/part/videoWindow.cpp
+++ b/src/part/videoWindow.cpp
@@ -18,7 +18,7 @@
 namespace Codeine {
 
 
-VideoWindow *VideoWindow::s_instance = 0;
+VideoWindow *VideoWindow::s_instance = nullptr;
 
 
 namespace X
@@ -30,12 +30,12 @@ namespace X
 
 VideoWindow::VideoWindow( TQWidget *parent, const char *name )
       : TQWidget( parent, name )
-      , m_osd( 0 )
-      , m_stream( 0 )
-      , m_eventQueue( 0 )
-      , m_videoPort( 0 )
-      , m_audioPort( 0 )
-      , m_xine( 0 )
+      , m_osd( nullptr )
+      , m_stream( nullptr )
+      , m_eventQueue( nullptr )
+      , m_videoPort( nullptr )
+      , m_audioPort( nullptr )
+      , m_xine( nullptr )
       , m_displayRatio( 1 )
 {
    s_instance = this;
diff --git a/src/part/xineEngine.cpp b/src/part/xineEngine.cpp
index 96108a7..f6bbf87 100644
--- a/src/part/xineEngine.cpp
+++ b/src/part/xineEngine.cpp
@@ -37,7 +37,7 @@ VideoWindow::init()
    m_videoPort = xine_open_video_driver( m_xine, "auto", XINE_VISUAL_TYPE_X11, x11Visual() );
 
    debug() << "xine_open_audio_driver()\n";
-   m_audioPort = xine_open_audio_driver( m_xine, "auto", NULL );
+   m_audioPort = xine_open_audio_driver( m_xine, "auto", nullptr );
 
    debug() << "xine_stream_new()\n";
    m_stream = xine_stream_new( m_xine, m_audioPort, m_videoPort );