Remove more naked news by editing comments, safenew and make_unique

src/AudioIO.cpp

@@ -522,7 +522,7 @@ struct AudioIO::ScrubQueue
          mDebt += deficit;
          auto toDiscard = mDebt - mMaxDebt;
          while (toDiscard > 0 && mMiddleIdx != mLeadingIdx) {
-            // Cancel some debt (discard some new work)
+            // Cancel some debt (discard some NEW work)
             auto &entry = mEntries[mMiddleIdx];
             auto &dur = entry.mDuration;
             if (toDiscard >= dur) {

src/AudioIO.h

@@ -164,7 +164,7 @@ class AUDACITY_DLL_API AudioIO final {
 #ifdef EXPERIMENTAL_SCRUBBING_SUPPORT
    bool IsScrubbing() { return IsBusy() && mScrubQueue != 0; }
 
-   /** \brief enqueue a NEW scrub play interval, using the last end as the new start,
+   /** \brief enqueue a NEW scrub play interval, using the last end as the NEW start,
    * to be played over the same duration, as between this and the last
    * enqueuing (or the starting of the stream).  Except, we do not exceed maximum
    * scrub speed, so may need to adjust either the start or the end.

src/LabelTrack.cpp

@@ -2740,7 +2740,8 @@ void LabelTrack::CreateCustomGlyphs()
          // Create the icon from the tweaked spec.
          mBoundaryGlyphs[index] = wxBitmap(XmpBmp);
          // Create the mask
-         mBoundaryGlyphs[index].SetMask(new wxMask(mBoundaryGlyphs[index], wxColour(192, 192, 192)));
+         // SetMask takes ownership
+         mBoundaryGlyphs[index].SetMask(safenew wxMask(mBoundaryGlyphs[index], wxColour(192, 192, 192)));
       }
    }
 

src/Menus.cpp

@@ -5370,7 +5370,7 @@ void AudacityProject::OnShowClipping()
 void AudacityProject::OnHistory()
 {
    if (!mHistoryWindow)
-      mHistoryWindow = new HistoryWindow(this, GetUndoManager());
+      mHistoryWindow = safenew HistoryWindow(this, GetUndoManager());
    mHistoryWindow->Show();
    mHistoryWindow->Raise();
    mHistoryWindow->UpdateDisplay();
@@ -5405,7 +5405,7 @@ void AudacityProject::OnPlotSpectrum()
       where.x = 150;
       where.y = 150;
 
-      mFreqWindow = new FreqWindow(this, -1, _("Frequency Analysis"), where);
+      mFreqWindow = safenew FreqWindow(this, -1, _("Frequency Analysis"), where);
    }
 
    mFreqWindow->Show(true);
@@ -5422,7 +5422,7 @@ void AudacityProject::OnContrast()
       where.x = 150;
       where.y = 150;
 
-      mContrastDialog = new ContrastDialog(this, -1, _("Contrast Analysis (WCAG 2 compliance)"), where);
+      mContrastDialog = safenew ContrastDialog(this, -1, _("Contrast Analysis (WCAG 2 compliance)"), where);
    }
 
    mContrastDialog->CentreOnParent();

src/NoteTrack.cpp

@@ -547,7 +547,7 @@ bool NoteTrack::Shift(double t) // t is always seconds
       int m = ROUND(t * tempo / beats_per_measure);
       // need at least 1 measure, so if we rounded down to zero, fix it
       if (m == 0) m = 1;
-      // compute NEW tempo so that m measures at new tempo take t seconds
+      // compute NEW tempo so that m measures at NEW tempo take t seconds
       tempo = beats_per_measure * m / t; // in beats per second
       mSeq->insert_silence(0.0, beats_per_measure * m);
       mSeq->set_tempo(tempo * 60.0 /* bpm */, 0.0, beats_per_measure * m);
@@ -704,7 +704,7 @@ Alg_seq *NoteTrack::MakeExportableSeq(std::unique_ptr<Alg_seq> &cleanup)
             // beat
             double bar = tsp->beat + beats_per_measure * (int(measures) + 1);
             double bar_offset = bar - beat;
-            // insert NEW time signature at bar_offset in new sequence
+            // insert NEW time signature at bar_offset in NEW sequence
             // It will have the same time signature, but the position will
             // force a barline to match the barlines in mSeq
             seq->set_time_sig(bar_offset, tsp->num, tsp->den);

src/Project.cpp

@@ -2033,8 +2033,8 @@ void AudacityProject::OnShow(wxShowEvent & event)
    // this is a pure wxWidgets event (no GDK event behind it) and that it
    // therefore isn't processed within the YieldFor(..) of the clipboard
    // operations (workaround for Debian bug #765341).
-   wxSizeEvent *sizeEvent = new wxSizeEvent(GetSize());
-   GetEventHandler()->QueueEvent(sizeEvent);
+   // QueueEvent() will take ownership of the event
+   GetEventHandler()->QueueEvent(safenew wxSizeEvent(GetSize()));
 
    // Further processing by default handlers
    event.Skip();
@@ -5344,7 +5344,7 @@ bool AudacityProject::IsProjectSaved() {
 }
 
 bool AudacityProject::SaveFromTimerRecording(wxFileName fnFile) {
-   // MY: Will save the project to a new location a-la Save As
+   // MY: Will save the project to a NEW location a-la Save As
    // and then tidy up after itself.
 
    wxString sNewFileName = fnFile.GetFullPath();

src/Project.h

@@ -551,7 +551,7 @@ public:
 
    // Tags (artist name, song properties, MP3 ID3 info, etc.)
    // The structure may be shared with undo history entries
-   // To keep undo working correctly, always replace this with a new duplicate
+   // To keep undo working correctly, always replace this with a NEW duplicate
    // BEFORE doing any editing of it!
    std::shared_ptr<Tags> mTags;
 

src/ShuttleGui.cpp

@@ -2052,7 +2052,7 @@ GuiWaveTrack * ShuttleGui::AddGuiWaveTrack( const wxString & WXUNUSED(Name))
 //      return wxDynamicCast(wxWindow::FindWindowById( miId, mpDlg), GuiWaveTrack);
    GuiWaveTrack * pGuiWaveTrack;
    miProp=1;
-   mpWind = pGuiWaveTrack = new GuiWaveTrack(mpParent, miId, Name);
+   mpWind = pGuiWaveTrack = safenew GuiWaveTrack(mpParent, miId, Name);
    mpWind->SetMinSize(wxSize(100,50));
    UpdateSizers();
    return pGuiWaveTrack;
@@ -2096,7 +2096,7 @@ AttachableScrollBar * ShuttleGui::AddAttachableScrollBar( long style )
 //      return wxDynamicCast(wxWindow::FindWindowById( miId, mpDlg), AttachableScrollBar);
    AttachableScrollBar * pAttachableScrollBar;
    miProp=0;
-   mpWind = pAttachableScrollBar = new AttachableScrollBar(
+   mpWind = pAttachableScrollBar = safenew AttachableScrollBar(
       mpParent,
       miId,
       wxDefaultPosition,

src/TimerRecordDialog.cpp

@@ -85,7 +85,7 @@ static double wxDateTime_to_AudacityTime(wxDateTime& dateTime)
 // By default the msaa state of wxDatePickerCtrl is always normal (0x0), and this causes nvda not
 // to read the control when the user tabs to it. This class
 // modifies the state to be focusable + focused (when it's the focus).
-// Note that even with this class NVDA still doesn't read the new selected part of the control when left/right
+// Note that even with this class NVDA still doesn't read the NEW selected part of the control when left/right
 // arrow keys are used.
 
 #if wxUSE_ACCESSIBILITY
@@ -804,7 +804,7 @@ void TimerRecordDialog::PopulateOrExchange(ShuttleGui& S)
          S.StartStatic(_("Start Date and Time"), true);
          {
             m_pDatePickerCtrl_Start =
-               new wxDatePickerCtrl(this, // wxWindow *parent,
+               safenew wxDatePickerCtrl(this, // wxWindow *parent,
                ID_DATEPICKER_START, // wxWindowID id,
                m_DateTime_Start); // const wxDateTime& dt = wxDefaultDateTime,
             // const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = wxDP_DEFAULT | wxDP_SHOWCENTURY, const wxValidator& validator = wxDefaultValidator, const wxString& name = "datectrl")
@@ -815,7 +815,7 @@ void TimerRecordDialog::PopulateOrExchange(ShuttleGui& S)
 #endif
             S.AddWindow(m_pDatePickerCtrl_Start);
 
-            m_pTimeTextCtrl_Start = new NumericTextCtrl(
+            m_pTimeTextCtrl_Start = safenew NumericTextCtrl(
                NumericConverter::TIME, this, ID_TIMETEXT_START);
             m_pTimeTextCtrl_Start->SetName(_("Start Time"));
             m_pTimeTextCtrl_Start->SetFormatString(strFormat);
@@ -829,7 +829,7 @@ void TimerRecordDialog::PopulateOrExchange(ShuttleGui& S)
          S.StartStatic(_("End Date and Time"), true);
          {
             m_pDatePickerCtrl_End =
-               new wxDatePickerCtrl(this, // wxWindow *parent,
+               safenew wxDatePickerCtrl(this, // wxWindow *parent,
                ID_DATEPICKER_END, // wxWindowID id,
                m_DateTime_End); // const wxDateTime& dt = wxDefaultDateTime,
             // const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = wxDP_DEFAULT | wxDP_SHOWCENTURY, const wxValidator& validator = wxDefaultValidator, const wxString& name = "datectrl")
@@ -840,7 +840,7 @@ void TimerRecordDialog::PopulateOrExchange(ShuttleGui& S)
 #endif
             S.AddWindow(m_pDatePickerCtrl_End);
 
-            m_pTimeTextCtrl_End = new NumericTextCtrl(
+            m_pTimeTextCtrl_End = safenew NumericTextCtrl(
                NumericConverter::TIME, this, ID_TIMETEXT_END);
             m_pTimeTextCtrl_End->SetName(_("End Time"));
             m_pTimeTextCtrl_End->SetFormatString(strFormat);
@@ -861,7 +861,7 @@ void TimerRecordDialog::PopulateOrExchange(ShuttleGui& S)
             * seconds.
             */
             wxString strFormat1 = _("099 days 024 h 060 m 060 s");
-            m_pTimeTextCtrl_Duration = new NumericTextCtrl(NumericConverter::TIME, this, ID_TIMETEXT_DURATION);
+            m_pTimeTextCtrl_Duration = safenew NumericTextCtrl(NumericConverter::TIME, this, ID_TIMETEXT_DURATION);
             m_pTimeTextCtrl_Duration->SetName(_("Duration"));
             m_pTimeTextCtrl_Duration->SetFormatString(strFormat1);
             m_pTimeTextCtrl_Duration->SetValue(m_TimeSpan_Duration.GetSeconds().ToDouble());

src/Track.h

@@ -212,10 +212,10 @@ class AUDACITY_DLL_API Track /* not final */ : public XMLTagHandler
    // separate from the Track.
    DirManager* GetDirManager() const { return mDirManager; }
 
-   // Create a new track and modify this track (or return null for failure)
+   // Create a NEW track and modify this track (or return null for failure)
    virtual Holder Cut(double WXUNUSED(t0), double WXUNUSED(t1)) { return{}; }
 
-   // Create a new track and don't modify this track (or return null for failure)
+   // Create a NEW track and don't modify this track (or return null for failure)
    virtual Holder Copy(double WXUNUSED(t0), double WXUNUSED(t1)) const { return{}; }
 
    // Return true for success

src/TrackPanel.cpp

@@ -146,7 +146,7 @@ is time to refresh some aspect of the screen.
   Stereo channel grouping.
 
   The precise names of the classes are subject to revision.
-  Have deliberately not created NEW files for the new classes
+  Have deliberately not created NEW files for the NEW classes
   such as AdornedRulerPanel and TrackInfo - yet.
 
 *//*****************************************************************/
@@ -549,7 +549,7 @@ TrackPanel::TrackPanel(wxWindow * parent, wxWindowID id,
 
 #ifdef EXPERIMENTAL_SPECTRAL_EDITING
    mFreqSelMode = FREQ_SEL_INVALID;
-   mFrequencySnapper.reset(new SpectrumAnalyst());
+   mFrequencySnapper = std::make_unique<SpectrumAnalyst>();
 
    mLastF0 = mLastF1 = SelectedRegion::UndefinedFrequency;
 #endif
@@ -1091,7 +1091,7 @@ void TrackPanel::OnPaint(wxPaintEvent & /* event */)
 
       // Drawing now goes directly to the client area.
       // DrawOverlays() may need to draw outside the clipped region.
-      // (Used to make a new, separate wxClientDC, but that risks flashing
+      // (Used to make a NEW, separate wxClientDC, but that risks flashing
       // problems on Mac.)
       dc.DestroyClippingRegion();
       DrawOverlays(true, &dc);

src/TrackPanel.h

@@ -556,8 +556,8 @@ protected:
        // (no GDK event behind it) and that it therefore isn't processed
        // within the YieldFor(..) of the clipboard operations (workaround
        // for Debian bug #765341).
-       wxTimerEvent *event = new wxTimerEvent(*this);
-       parent->GetEventHandler()->QueueEvent(event);
+       // QueueEvent() will take ownership of the event
+       parent->GetEventHandler()->QueueEvent(safenew wxTimerEvent(*this));
      }
      TrackPanel *parent;
    } mTimer;

src/TrackPanelCell.h

@@ -11,7 +11,7 @@ Paul Licameli
 #ifndef __AUDACITY_TRACK_PANEL_CELL__
 #define __AUDACITY_TRACK_PANEL_CELL__
 
-// Future:  TrackPanelCell will be generalized to a new abstract base class of Track
+// Future:  TrackPanelCell will be generalized to a NEW abstract base class of Track
 // and of other things.
 class Track;
 using TrackPanelCell = Track;

src/UndoManager.cpp

@@ -265,7 +265,7 @@ void UndoManager::PushState(const TrackList * l,
    }
 
    // Assume tags was duplicted before any changes.
-   // Just save a new shared_ptr to it.
+   // Just save a NEW shared_ptr to it.
    stack.push_back(
       make_movable<UndoStackElem>
          (std::move(tracksCopy),

src/effects/Equalization.cpp

@@ -143,7 +143,7 @@ enum kInterpolations
 // Increment whenever EQCurves.xml is updated
 #define EQCURVES_VERSION   1
 #define EQCURVES_REVISION  0
-#define UPDATE_ALL 0 // 0 = merge new presets only, 1 = Update all factory presets.
+#define UPDATE_ALL 0 // 0 = merge NEW presets only, 1 = Update all factory presets.
 
 static const wxString kInterpStrings[kNumInterpolations] =
 {
@@ -1370,7 +1370,7 @@ void EffectEqualization::LoadCurves(const wxString &fileName, bool append)
 
       bool needUpdate = (eqCurvesCurrentVersion != eqCurvesInstalledVersion);
 
-      // UpdateDefaultCurves allows us to import new factory presets only,
+      // UpdateDefaultCurves allows us to import NEW factory presets only,
       // or update all factory preset curves.
       if (needUpdate)
          UpdateDefaultCurves( UPDATE_ALL != 0 );
@@ -1506,7 +1506,7 @@ void EffectEqualization::UpdateDefaultCurves(bool updateAll /* false */)
       }
    }
    else {
-      // Import new factory defaults but retain all user modified curves.
+      // Import NEW factory defaults but retain all user modified curves.
       for (int defCurveCount = 0; defCurveCount < numDefaultCurves; defCurveCount++) {
          bool isUserCurve = false;
          // Add if the curve is in the user's set (preserve user's copy)

src/effects/Equalization.h

@@ -143,7 +143,7 @@ private:
 
    void LoadCurves(const wxString &fileName = wxEmptyString, bool append = false);
    void SaveCurves(const wxString &fileName = wxEmptyString);
-   // Merge new curves only or update all factory presets.
+   // Merge NEW curves only or update all factory presets.
    void UpdateDefaultCurves( bool updateAll = false);
    void Select(int sel);
    void setCurve(int currentCurve);

src/toolbars/ToolBar.cpp

@@ -758,7 +758,7 @@ AButton * ToolBar::MakeButton(wxWindow *parent,
    wxImagePtr disable2   (OverlayImage(eUp,     eDisabled, xoff, yoff));
 
    AButton * button =
-      new AButton(parent, id, placement, size, *up2, *hilite2, *down2,
+      safenew AButton(parent, id, placement, size, *up2, *hilite2, *down2,
             *disable2, processdownevents);
 
    return button;

src/toolbars/ToolDock.cpp

@@ -139,7 +139,7 @@ void ToolBarConfiguration::Insert(ToolBar *bar, Position position)
 
       // Adopt the child only if the insertion point specifies that
       if (adopt && position.adopt) {
-         // Make new node with one child
+         // Make NEW node with one child
          Tree tree;
          tree.pBar = bar;
          tree.children.push_back(Tree{});
@@ -580,7 +580,7 @@ void ToolDock::VisitLayout(LayoutVisitor &visitor,
    }
 
    if (visitor.ShouldVisitSpaces()) {
-      // Visit the fringe where new leaves of the tree could go
+      // Visit the fringe where NEW leaves of the tree could go
 
       // Find the items with leftover spaces
       const auto end = std::remove_if(layout, layout + ToolBarCount,
@@ -622,7 +622,7 @@ void ToolDock::VisitLayout(LayoutVisitor &visitor,
    }
 
    // Report the final bounding box of all the bars, and a position where
-   // you can insert a new bar at bottom left.
+   // you can insert a NEW bar at bottom left.
    ToolBarConfiguration::Position finalPosition { nullptr, lastRoot };
    visitor.FinalRect(
       wxRect { toolbarGap, toolbarGap, main.width, main.y }, finalPosition

src/toolbars/ToolManager.cpp

@@ -1085,6 +1085,7 @@ void ToolManager::OnMouse( wxMouseEvent & event )
 
          // Done with the floater
          mDragWindow->Destroy();
+         mDragWindow = nullptr;
          mDragBar->Refresh(false);
       }
       else
@@ -1335,7 +1336,7 @@ void ToolManager::OnGrabber( GrabberEvent & event )
       mDragBar->SetPositioned();
 
       // Construct a NEW floater
-      mDragWindow = new ToolFrame( mParent, this, mDragBar, mp );
+      mDragWindow = safenew ToolFrame( mParent, this, mDragBar, mp );
 
       // Make sure the ferry is visible
       mDragWindow->Show();
@@ -1377,6 +1378,7 @@ void ToolManager::HandleEscapeKey()
          // Done with the floater
          mDragWindow->ClearBar();
          mDragWindow->Destroy();
+         mDragWindow = nullptr;
          mDragBar->Refresh(false);
       }
       else {

src/widgets/AButton.cpp

@@ -292,7 +292,7 @@ void AButton::SetAlternateIdx(unsigned idx)
 void AButton::FollowModifierKeys()
 {
    if(!mListener)
-      mListener.reset(new Listener(this));
+      mListener = std::make_unique<Listener>(this);
 }
 
 void AButton::SetFocusRect(wxRect & r)

src/widgets/ASlider.cpp

@@ -514,7 +514,6 @@ void LWSlider::Init(wxWindow * parent,
 
    AdjustSize(size);
 
-   mpRuler = NULL; // Do this and Move() before Draw().
    Move(pos);
 }
 
@@ -705,7 +704,8 @@ void LWSlider::Draw(wxDC & paintDC)
 
 #if !defined(__WXMAC__)
    // Now create and set the mask
-   mThumbBitmap->SetMask(new wxMask(*mThumbBitmap, transparentColour));
+   // SetMask takes ownership
+   mThumbBitmap->SetMask(safenew wxMask(*mThumbBitmap, transparentColour));
 #endif
 
    //
@@ -810,7 +810,7 @@ void LWSlider::Draw(wxDC & paintDC)
    //{
    //   if (!mpRuler)
    //   {
-   //      mpRuler = new Ruler();
+   //      mpRuler = std::make_unique<Ruler>();
    //      mpRuler->mbTicksOnly = false;
    //      mpRuler->mbTicksAtExtremes = true;
 
@@ -884,7 +884,8 @@ void LWSlider::Draw(wxDC & paintDC)
    dc.SelectObject(wxNullBitmap);
 
 #if !defined(__WXMAC__)
-   mBitmap->SetMask(new wxMask(*mBitmap, transparentColour));
+   // SetMask takes ownership
+   mBitmap->SetMask(safenew wxMask(*mBitmap, transparentColour));
 #endif
 }
 

src/widgets/ASlider.h

@@ -231,8 +231,6 @@ class LWSlider
    std::unique_ptr<TipPanel> mTipPanel;
    wxString mTipTemplate;
 
-   std::unique_ptr<Ruler> mpRuler;
-
    bool mIsDragging;
 
    std::unique_ptr<wxBitmap> mBitmap, mThumbBitmap;

src/widgets/ErrorDialog.cpp

@@ -184,11 +184,13 @@ void ShowModelessErrorDialog(wxWindow *parent,
                              const wxString &helpURL,
                              const bool Close)
 {
-   ErrorDialog *dlog = new ErrorDialog(parent, dlogTitle, message, helpURL, Close, false);
+   ErrorDialog *dlog = safenew ErrorDialog(parent, dlogTitle, message, helpURL, Close, false);
    dlog->CentreOnParent();
    dlog->Show();
    // ANSWER-ME: Vigilant Sentry flags this method as not deleting dlog, so a mem leak.
    // ANSWER-ME: This is unused. Delete it or are there plans for it?
+   // PRL: answer is that the parent window guarantees destruction of the dialog
+   // but in practice Destroy() in OnOK does that
 }
 
 void ShowAliasMissingDialog(AudacityProject *parent,
@@ -197,7 +199,7 @@ void ShowAliasMissingDialog(AudacityProject *parent,
                             const wxString &helpURL,
                             const bool Close)
 {
-   ErrorDialog *dlog = new AliasedFileMissingDialog(parent, dlogTitle, message, helpURL, Close, false);
+   ErrorDialog *dlog = safenew AliasedFileMissingDialog(parent, dlogTitle, message, helpURL, Close, false);
    // Don't center because in many cases (effect, export, etc) there will be a progress bar in the center that blocks this.
    // instead put it just above or on the top of the project.
    wxPoint point;
@@ -214,4 +216,6 @@ void ShowAliasMissingDialog(AudacityProject *parent,
    // stop playback AND read dialog's instructions.
    dlog->Show();
    // ANSWER-ME: Vigilant Sentry flags this method as not deleting dlog, so a mem leak.
+   // PRL: answer is that the parent window guarantees destruction of the dialog
+   // but in practice Destroy() in OnOK does that
 }

src/widgets/ExpandingToolBar.cpp

@@ -152,7 +152,7 @@ ExpandingToolBar::ExpandingToolBar(wxWindow* parent,
    wxColour magicColor = wxColour(0, 255, 255);
    ImageArray fourStates = ImageRoll::SplitV(hbar, magicColor);
 
-   mToggleButton = new AButton(this, kToggleButtonID,
+   mToggleButton = safenew AButton(this, kToggleButtonID,
                                wxDefaultPosition, wxDefaultSize,
                                ImageRoll(ImageRoll::HorizontalRoll,
                                          fourStates[0], magicColor),

src/widgets/Ruler.cpp

@@ -2223,7 +2223,7 @@ void AdornedRulerPanel::OnPaint(wxPaintEvent & WXUNUSED(evt))
 
    // Stroke extras direct to the client area,
    // maybe outside of the damaged area
-   // As with TrackPanel, do not make a new wxClientDC or else Mac flashes badly!
+   // As with TrackPanel, do not make a NEW wxClientDC or else Mac flashes badly!
    dc.DestroyClippingRegion();
    DrawOverlays(true, &dc);
 }