diff --git a/src/BatchProcessDialog.cpp b/src/BatchProcessDialog.cpp
index 5f610ac29..16160dfb9 100644
--- a/src/BatchProcessDialog.cpp
+++ b/src/BatchProcessDialog.cpp
@@ -161,7 +161,7 @@ void BatchProcessDialog::OnApplyToProject(wxCommandEvent & WXUNUSED(event))
 
    S.StartHorizontalLay(wxCENTER, false);
    {
-      S.StartStatic(wxT(""), false);   // deliberately not translated (!)
+      S.StartStatic( {}, false);   // deliberately not translated (!)
       {
          S.SetBorder(20);
          S.AddFixedText(wxString::Format(_("Applying '%s' to current project"),
diff --git a/src/FFmpeg.cpp b/src/FFmpeg.cpp
index 2b82c64de..eecb44587 100644
--- a/src/FFmpeg.cpp
+++ b/src/FFmpeg.cpp
@@ -489,10 +489,10 @@ public:
          {
             if (mLibPath.GetFullPath().IsEmpty()) {
                text.Printf(_("To find '%s', click here -->"), mName);
-               mPathText = S.AddTextBox(wxT(""), text, 0);
+               mPathText = S.AddTextBox( {}, text, 0);
             }
             else {
-               mPathText = S.AddTextBox(wxT(""), mLibPath.GetFullPath(), 0);
+               mPathText = S.AddTextBox( {}, mLibPath.GetFullPath(), 0);
             }
             S.Id(ID_FFMPEG_BROWSE).AddButton(_("Browse..."), wxALIGN_RIGHT);
             S.AddVariableText(_("To get a free copy of FFmpeg, click here -->"), true);
diff --git a/src/FreqWindow.cpp b/src/FreqWindow.cpp
index c41c1a0d8..7b329a387 100644
--- a/src/FreqWindow.cpp
+++ b/src/FreqWindow.cpp
@@ -393,12 +393,12 @@ FreqWindow::FreqWindow(wxWindow * parent, wxWindowID id,
             S.AddPrompt(_("Cursor:"));
 
             S.SetStyle(wxTE_READONLY);
-            mCursorText = S.AddTextBox(wxT(""), wxT(""), 10);
+            mCursorText = S.AddTextBox( {}, wxT(""), 10);
 
             S.AddPrompt(_("Peak:"));
 
             S.SetStyle(wxTE_READONLY);
-            mPeakText = S.AddTextBox(wxT(""), wxT(""), 10);
+            mPeakText = S.AddTextBox( {}, wxT(""), 10);
             S.AddSpace(5);
 
             mGridOnOff = S.Id(GridOnOffID).AddCheckBox(_("&Grids"), wxT("false"));
diff --git a/src/HistoryWindow.cpp b/src/HistoryWindow.cpp
index 9026724f3..9c54f21c2 100644
--- a/src/HistoryWindow.cpp
+++ b/src/HistoryWindow.cpp
@@ -96,11 +96,11 @@ HistoryWindow::HistoryWindow(AudacityProject *parent, UndoManager *manager):
             // FIXME: Textbox labels have inconsistent capitalization
             mTotal = S.Id(ID_TOTAL).AddTextBox(_("&Total space used"), wxT("0"), 10);
             mTotal->Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(HistoryWindow::OnChar));
-            S.AddVariableText(wxT(""))->Hide();
+            S.AddVariableText( {} )->Hide();
 
             mAvail = S.Id(ID_AVAIL).AddTextBox(_("&Undo Levels Available"), wxT("0"), 10);
             mAvail->Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(HistoryWindow::OnChar));
-            S.AddVariableText(wxT(""))->Hide();
+            S.AddVariableText( {} )->Hide();
 
             S.AddPrompt(_("&Levels To Discard"));
             mLevels = safenew wxSpinCtrl(this,
diff --git a/src/Tags.cpp b/src/Tags.cpp
index aa01b3eea..63568f844 100644
--- a/src/Tags.cpp
+++ b/src/Tags.cpp
@@ -900,7 +900,7 @@ void TagsEditor::PopulateOrExchange(ShuttleGui & S)
       {
          S.Id(AddID).AddButton(_("&Add"));
          S.Id(RemoveID).AddButton(_("&Remove"));
-         S.AddTitle(wxT(" "));
+         S.AddTitle( {} );
          S.Id(ClearID).AddButton(_("Cl&ear"));
       }
       S.EndMultiColumn();
@@ -923,7 +923,7 @@ void TagsEditor::PopulateOrExchange(ShuttleGui & S)
             {
                S.Id(LoadID).AddButton(_("&Load..."));
                S.Id(SaveID).AddButton(_("&Save..."));
-               S.AddTitle(wxT(" "));
+               S.AddTitle( {} );
                S.Id(SaveDefaultsID).AddButton(_("Set De&fault"));
             }
             S.EndMultiColumn();
diff --git a/src/effects/Amplify.cpp b/src/effects/Amplify.cpp
index 88a0e243a..b0918d8fb 100644
--- a/src/effects/Amplify.cpp
+++ b/src/effects/Amplify.cpp
@@ -228,7 +228,7 @@ void EffectAmplify::PopulateOrExchange(ShuttleGui & S)
       S.StartHorizontalLay(wxEXPAND);
       {
          S.SetStyle(wxSL_HORIZONTAL);
-         mAmpS = S.Id(ID_Amp).AddSlider(wxT(""), 0, MAX_Amp * SCL_Amp, MIN_Amp * SCL_Amp);
+         mAmpS = S.Id(ID_Amp).AddSlider( {}, 0, MAX_Amp * SCL_Amp, MIN_Amp * SCL_Amp);
          mAmpS->SetName(_("Amplification dB"));
       }
       S.EndHorizontalLay();
diff --git a/src/effects/BassTreble.cpp b/src/effects/BassTreble.cpp
index 27748da2b..5bf6ae623 100644
--- a/src/effects/BassTreble.cpp
+++ b/src/effects/BassTreble.cpp
@@ -225,7 +225,7 @@ void EffectBassTreble::PopulateOrExchange(ShuttleGui & S)
          mBassT->SetValidator(vldBass);
 
          S.SetStyle(wxSL_HORIZONTAL);
-         mBassS = S.Id(ID_Bass).AddSlider(wxT(""), 0, MAX_Bass * SCL_Bass, MIN_Bass * SCL_Bass);
+         mBassS = S.Id(ID_Bass).AddSlider( {}, 0, MAX_Bass * SCL_Bass, MIN_Bass * SCL_Bass);
          mBassS->SetName(_("Bass"));
 
          // Treble control
@@ -235,7 +235,7 @@ void EffectBassTreble::PopulateOrExchange(ShuttleGui & S)
          mTrebleT->SetValidator(vldTreble);
 
          S.SetStyle(wxSL_HORIZONTAL);
-         mTrebleS = S.Id(ID_Treble).AddSlider(wxT(""), 0, MAX_Treble * SCL_Treble, MIN_Treble * SCL_Treble);
+         mTrebleS = S.Id(ID_Treble).AddSlider( {}, 0, MAX_Treble * SCL_Treble, MIN_Treble * SCL_Treble);
          mTrebleS->SetName(_("Treble"));
       }
       S.EndMultiColumn();
@@ -255,7 +255,7 @@ void EffectBassTreble::PopulateOrExchange(ShuttleGui & S)
          mGainT->SetValidator(vldGain);
 
          S.SetStyle(wxSL_HORIZONTAL);
-         mGainS = S.Id(ID_Gain).AddSlider(wxT(""), 0, MAX_Gain * SCL_Gain, MIN_Gain * SCL_Gain);
+         mGainS = S.Id(ID_Gain).AddSlider( {}, 0, MAX_Gain * SCL_Gain, MIN_Gain * SCL_Gain);
          mGainS->SetName(_("Level"));
       }
       S.EndMultiColumn();
diff --git a/src/effects/ChangePitch.cpp b/src/effects/ChangePitch.cpp
index f64582e64..fa4c33df8 100644
--- a/src/effects/ChangePitch.cpp
+++ b/src/effects/ChangePitch.cpp
@@ -263,7 +263,7 @@ void EffectChangePitch::PopulateOrExchange(ShuttleGui & S)
             m_pChoice_FromPitch->SetName(_("from"));
             m_pChoice_FromPitch->SetSizeHints(80, -1);
 
-            m_pSpin_FromOctave = S.Id(ID_FromOctave).AddSpinCtrl(wxT(""), m_nFromOctave, INT_MAX, INT_MIN);
+            m_pSpin_FromOctave = S.Id(ID_FromOctave).AddSpinCtrl( {}, m_nFromOctave, INT_MAX, INT_MIN);
             m_pSpin_FromOctave->SetName(_("from Octave"));
             m_pSpin_FromOctave->SetSizeHints(50, -1);
 
@@ -272,7 +272,7 @@ void EffectChangePitch::PopulateOrExchange(ShuttleGui & S)
             m_pChoice_ToPitch->SetSizeHints(80, -1);
 
             m_pSpin_ToOctave =
-               S.Id(ID_ToOctave).AddSpinCtrl(wxT(""), m_nToOctave, INT_MAX, INT_MIN);
+               S.Id(ID_ToOctave).AddSpinCtrl( {}, m_nToOctave, INT_MAX, INT_MIN);
             m_pSpin_ToOctave->SetName(_("to Octave"));
             m_pSpin_ToOctave->SetSizeHints(50, -1);
          }
@@ -323,7 +323,7 @@ void EffectChangePitch::PopulateOrExchange(ShuttleGui & S)
          {
             S.SetStyle(wxSL_HORIZONTAL);
             m_pSlider_PercentChange = S.Id(ID_PercentChange)
-               .AddSlider(wxT(""), 0, (int)kSliderMax, (int)MIN_Percentage);
+               .AddSlider( {}, 0, (int)kSliderMax, (int)MIN_Percentage);
             m_pSlider_PercentChange->SetName(_("Percent Change"));
          }
          S.EndHorizontalLay();
diff --git a/src/effects/ChangeSpeed.cpp b/src/effects/ChangeSpeed.cpp
index 13806c263..97aad65fe 100644
--- a/src/effects/ChangeSpeed.cpp
+++ b/src/effects/ChangeSpeed.cpp
@@ -323,7 +323,7 @@ void EffectChangeSpeed::PopulateOrExchange(ShuttleGui & S)
       {
          S.SetStyle(wxSL_HORIZONTAL);
          mpSlider_PercentChange =
-            S.Id(ID_PercentChange).AddSlider(wxT(""), 0, (int)kSliderMax, (int)MIN_Percentage);
+            S.Id(ID_PercentChange).AddSlider( {}, 0, (int)kSliderMax, (int)MIN_Percentage);
          mpSlider_PercentChange->SetName(_("Percent Change"));
       }
       S.EndHorizontalLay();
diff --git a/src/effects/ChangeTempo.cpp b/src/effects/ChangeTempo.cpp
index d2d4e1772..70a3d7b7f 100644
--- a/src/effects/ChangeTempo.cpp
+++ b/src/effects/ChangeTempo.cpp
@@ -223,7 +223,7 @@ void EffectChangeTempo::PopulateOrExchange(ShuttleGui & S)
       {
          S.SetStyle(wxSL_HORIZONTAL);
          m_pSlider_PercentChange = S.Id(ID_PercentChange)
-            .AddSlider(wxT(""), 0, (int)kSliderMax, (int)MIN_Percentage);
+            .AddSlider( {}, 0, (int)kSliderMax, (int)MIN_Percentage);
          m_pSlider_PercentChange->SetName(_("Percent Change"));
       }
       S.EndHorizontalLay();
diff --git a/src/effects/ClickRemoval.cpp b/src/effects/ClickRemoval.cpp
index a7f55dcd5..704519cd4 100644
--- a/src/effects/ClickRemoval.cpp
+++ b/src/effects/ClickRemoval.cpp
@@ -342,7 +342,7 @@ void EffectClickRemoval::PopulateOrExchange(ShuttleGui & S)
       mThreshT->SetValidator(vldThresh);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mThreshS = S.Id(ID_Thresh).AddSlider(wxT(""), mThresholdLevel, MAX_Threshold, MIN_Threshold);
+      mThreshS = S.Id(ID_Thresh).AddSlider( {}, mThresholdLevel, MAX_Threshold, MIN_Threshold);
       mThreshS->SetName(_("Threshold"));
       mThreshS->SetValidator(wxGenericValidator(&mThresholdLevel));
       mThreshS->SetMinSize(wxSize(150, -1));
@@ -356,7 +356,7 @@ void EffectClickRemoval::PopulateOrExchange(ShuttleGui & S)
       mWidthT->SetValidator(vldWidth);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mWidthS = S.Id(ID_Width).AddSlider(wxT(""), mClickWidth, MAX_Width, MIN_Width);
+      mWidthS = S.Id(ID_Width).AddSlider( {}, mClickWidth, MAX_Width, MIN_Width);
       mWidthS->SetName(_("Max Spike Width"));
       mWidthS->SetValidator(wxGenericValidator(&mClickWidth));
       mWidthS->SetMinSize(wxSize(150, -1));
diff --git a/src/effects/Compressor.cpp b/src/effects/Compressor.cpp
index ed5c57011..5b5ea4df0 100644
--- a/src/effects/Compressor.cpp
+++ b/src/effects/Compressor.cpp
@@ -206,7 +206,7 @@ void EffectCompressor::PopulateOrExchange(ShuttleGui & S)
    }
    S.EndHorizontalLay();
 
-   S.StartStatic(wxT(""));
+   S.StartStatic( {} );
    {
       S.StartMultiColumn(3, wxEXPAND);
       {
@@ -214,7 +214,7 @@ void EffectCompressor::PopulateOrExchange(ShuttleGui & S)
          mThresholdLabel = S.AddVariableText(_("Threshold:"), true,
                                              wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
          S.SetStyle(wxSL_HORIZONTAL);
-         mThresholdSlider = S.Id(ID_Threshold).AddSlider(wxT(""),
+         mThresholdSlider = S.Id(ID_Threshold).AddSlider( {},
                                                          DEF_Threshold * SCL_Threshold,
                                                          MAX_Threshold * SCL_Threshold,
                                                          MIN_Threshold * SCL_Threshold);
@@ -225,7 +225,7 @@ void EffectCompressor::PopulateOrExchange(ShuttleGui & S)
          mNoiseFloorLabel = S.AddVariableText(_("Noise Floor:"), true,
                                              wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
          S.SetStyle(wxSL_HORIZONTAL);
-         mNoiseFloorSlider = S.Id(ID_NoiseFloor).AddSlider(wxT(""),
+         mNoiseFloorSlider = S.Id(ID_NoiseFloor).AddSlider( {},
                                                            DEF_NoiseFloor / SCL_NoiseFloor,
                                                            MAX_NoiseFloor / SCL_NoiseFloor,
                                                            MIN_NoiseFloor / SCL_NoiseFloor);
@@ -236,7 +236,7 @@ void EffectCompressor::PopulateOrExchange(ShuttleGui & S)
          mRatioLabel = S.AddVariableText(_("Ratio:"), true,
                                          wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
          S.SetStyle(wxSL_HORIZONTAL);
-         mRatioSlider = S.Id(ID_Ratio).AddSlider(wxT(""),
+         mRatioSlider = S.Id(ID_Ratio).AddSlider( {},
                                                  DEF_Ratio * SCL_Ratio,
                                                  MAX_Ratio * SCL_Ratio,
                                                  MIN_Ratio * SCL_Ratio);
@@ -251,7 +251,7 @@ void EffectCompressor::PopulateOrExchange(ShuttleGui & S)
          mAttackLabel = S.AddVariableText(_("Attack Time:"), true,
                                          wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
          S.SetStyle(wxSL_HORIZONTAL);
-         mAttackSlider = S.Id(ID_Attack).AddSlider(wxT(""),
+         mAttackSlider = S.Id(ID_Attack).AddSlider( {},
                                                    DEF_AttackTime * SCL_AttackTime,
                                                    MAX_AttackTime * SCL_AttackTime,
                                                    MIN_AttackTime * SCL_AttackTime);
@@ -262,7 +262,7 @@ void EffectCompressor::PopulateOrExchange(ShuttleGui & S)
          mDecayLabel = S.AddVariableText(_("Release Time:"), true,
                                          wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
          S.SetStyle(wxSL_HORIZONTAL);
-         mDecaySlider = S.Id(ID_Decay).AddSlider(wxT(""),
+         mDecaySlider = S.Id(ID_Decay).AddSlider( {},
                                                  DEF_ReleaseTime * SCL_ReleaseTime,
                                                  MAX_ReleaseTime * SCL_ReleaseTime,
                                                  MIN_ReleaseTime * SCL_ReleaseTime);
diff --git a/src/effects/Contrast.cpp b/src/effects/Contrast.cpp
index da6a5c2f0..aaa99848b 100644
--- a/src/effects/Contrast.cpp
+++ b/src/effects/Contrast.cpp
@@ -188,10 +188,10 @@ ContrastDialog::ContrastDialog(wxWindow * parent, wxWindowID id,
       {
 
          // Headings
-         S.AddFixedText(wxT(""));   // spacer
+         S.AddFixedText( {} );   // spacer
          S.AddFixedText(_("Start"));
          S.AddFixedText(_("End"));
-         S.AddFixedText(wxT(""));   // spacer
+         S.AddFixedText( {} );   // spacer
          S.AddFixedText(_("Volume    "));
 
          //Foreground
@@ -231,7 +231,7 @@ ContrastDialog::ContrastDialog(wxWindow * parent, wxWindowID id,
          S.AddWindow(mForegroundEndT);
 
          m_pButton_UseCurrentF = S.Id(ID_BUTTON_USECURRENTF).AddButton(_("&Measure selection"));
-         mForegroundRMSText=S.Id(ID_FOREGROUNDDB_TEXT).AddTextBox(wxT(""), wxT(""), 17);
+         mForegroundRMSText=S.Id(ID_FOREGROUNDDB_TEXT).AddTextBox( {}, wxT(""), 17);
          mForegroundRMSText->Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(ContrastDialog::OnChar));
 
          //Background
@@ -271,7 +271,7 @@ ContrastDialog::ContrastDialog(wxWindow * parent, wxWindowID id,
          S.AddWindow(mBackgroundEndT);
 
          m_pButton_UseCurrentB = S.Id(ID_BUTTON_USECURRENTB).AddButton(_("Mea&sure selection"));
-         mBackgroundRMSText = S.Id(ID_BACKGROUNDDB_TEXT).AddTextBox(wxT(""), wxT(""), 17);
+         mBackgroundRMSText = S.Id(ID_BACKGROUNDDB_TEXT).AddTextBox( {}, wxT(""), 17);
          mBackgroundRMSText->Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(ContrastDialog::OnChar));
       }
       S.EndMultiColumn();
@@ -284,11 +284,11 @@ ContrastDialog::ContrastDialog(wxWindow * parent, wxWindowID id,
       S.StartMultiColumn(3, wxCENTER);
       {
          S.AddFixedText(_("Co&ntrast Result:"));
-         mPassFailText = S.Id(ID_RESULTS_TEXT).AddTextBox(wxT(""), wxT(""), 50);
+         mPassFailText = S.Id(ID_RESULTS_TEXT).AddTextBox( {}, wxT(""), 50);
          mPassFailText->Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(ContrastDialog::OnChar));
          m_pButton_Reset = S.Id(ID_BUTTON_RESET).AddButton(_("R&eset"));
          S.AddFixedText(_("&Difference:"));
-         mDiffText = S.Id(ID_RESULTSDB_TEXT).AddTextBox(wxT(""), wxT(""), 50);
+         mDiffText = S.Id(ID_RESULTSDB_TEXT).AddTextBox( {}, wxT(""), 50);
          mDiffText->Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(ContrastDialog::OnChar));
          m_pButton_Export = S.Id(ID_BUTTON_EXPORT).AddButton(_("E&xport..."));
       }
diff --git a/src/effects/Distortion.cpp b/src/effects/Distortion.cpp
index 034a4df80..98d3583e2 100644
--- a/src/effects/Distortion.cpp
+++ b/src/effects/Distortion.cpp
@@ -385,14 +385,14 @@ void EffectDistortion::PopulateOrExchange(ShuttleGui & S)
             mThresholdTxt = S.AddVariableText(defaultLabel(0), false, wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT);
             FloatingPointValidator<double> vldThreshold(2, &mParams.mThreshold_dB);
             vldThreshold.SetRange(MIN_Threshold_dB, MAX_Threshold_dB);
-            mThresholdT = S.Id(ID_Threshold).AddTextBox(wxT(""), wxT(""), 10);
+            mThresholdT = S.Id(ID_Threshold).AddTextBox( {}, wxT(""), 10);
             mThresholdT->SetName(defaultLabel(0));
             mThresholdT->SetValidator(vldThreshold);
 
             S.SetStyle(wxSL_HORIZONTAL);
             double maxLin = DB_TO_LINEAR(MAX_Threshold_dB) * SCL_Threshold_dB;
             double minLin = DB_TO_LINEAR(MIN_Threshold_dB) * SCL_Threshold_dB;
-            mThresholdS = S.Id(ID_Threshold).AddSlider(wxT(""), 0, maxLin, minLin);
+            mThresholdS = S.Id(ID_Threshold).AddSlider( {}, 0, maxLin, minLin);
             mThresholdS->SetName(defaultLabel(0));
             S.AddSpace(20, 0);
 
@@ -400,12 +400,12 @@ void EffectDistortion::PopulateOrExchange(ShuttleGui & S)
             mNoiseFloorTxt = S.AddVariableText(defaultLabel(1), false, wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT);
             FloatingPointValidator<double> vldfloor(2, &mParams.mNoiseFloor);
             vldfloor.SetRange(MIN_NoiseFloor, MAX_NoiseFloor);
-            mNoiseFloorT = S.Id(ID_NoiseFloor).AddTextBox(wxT(""), wxT(""), 10);
+            mNoiseFloorT = S.Id(ID_NoiseFloor).AddTextBox( {}, wxT(""), 10);
             mNoiseFloorT->SetName(defaultLabel(1));
             mNoiseFloorT->SetValidator(vldfloor);
 
             S.SetStyle(wxSL_HORIZONTAL);
-            mNoiseFloorS = S.Id(ID_NoiseFloor).AddSlider(wxT(""), 0, MAX_NoiseFloor, MIN_NoiseFloor);
+            mNoiseFloorS = S.Id(ID_NoiseFloor).AddSlider( {}, 0, MAX_NoiseFloor, MIN_NoiseFloor);
             mNoiseFloorS->SetName(defaultLabel(1));
             S.AddSpace(20, 0);
          }
@@ -425,12 +425,12 @@ void EffectDistortion::PopulateOrExchange(ShuttleGui & S)
             mParam1Txt = S.AddVariableText(defaultLabel(2), false, wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT);
             FloatingPointValidator<double> vldparam1(2, &mParams.mParam1);
             vldparam1.SetRange(MIN_Param1, MAX_Param1);
-            mParam1T = S.Id(ID_Param1).AddTextBox(wxT(""), wxT(""), 10);
+            mParam1T = S.Id(ID_Param1).AddTextBox( {}, wxT(""), 10);
             mParam1T->SetName(defaultLabel(2));
             mParam1T->SetValidator(vldparam1);
 
             S.SetStyle(wxSL_HORIZONTAL);
-            mParam1S = S.Id(ID_Param1).AddSlider(wxT(""), 0, MAX_Param1, MIN_Param1);
+            mParam1S = S.Id(ID_Param1).AddSlider( {}, 0, MAX_Param1, MIN_Param1);
             mParam1S->SetName(defaultLabel(2));
             S.AddSpace(20, 0);
 
@@ -438,12 +438,12 @@ void EffectDistortion::PopulateOrExchange(ShuttleGui & S)
             mParam2Txt = S.AddVariableText(defaultLabel(3), false, wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT);
             FloatingPointValidator<double> vldParam2(2, &mParams.mParam2);
             vldParam2.SetRange(MIN_Param2, MAX_Param2);
-            mParam2T = S.Id(ID_Param2).AddTextBox(wxT(""), wxT(""), 10);
+            mParam2T = S.Id(ID_Param2).AddTextBox( {}, wxT(""), 10);
             mParam2T->SetName(defaultLabel(3));
             mParam2T->SetValidator(vldParam2);
 
             S.SetStyle(wxSL_HORIZONTAL);
-            mParam2S = S.Id(ID_Param2).AddSlider(wxT(""), 0, MAX_Param2, MIN_Param2);
+            mParam2S = S.Id(ID_Param2).AddSlider( {}, 0, MAX_Param2, MIN_Param2);
             mParam2S->SetName(defaultLabel(3));
             S.AddSpace(20, 0);
 
@@ -451,12 +451,12 @@ void EffectDistortion::PopulateOrExchange(ShuttleGui & S)
             mRepeatsTxt = S.AddVariableText(defaultLabel(4), false, wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT);
             IntegerValidator<int>vldRepeats(&mParams.mRepeats);
             vldRepeats.SetRange(MIN_Repeats, MAX_Repeats);
-            mRepeatsT = S.Id(ID_Repeats).AddTextBox(wxT(""), wxT(""), 10);
+            mRepeatsT = S.Id(ID_Repeats).AddTextBox( {}, wxT(""), 10);
             mRepeatsT->SetName(defaultLabel(4));
             mRepeatsT->SetValidator(vldRepeats);
 
             S.SetStyle(wxSL_HORIZONTAL);
-            mRepeatsS = S.Id(ID_Repeats).AddSlider(wxT(""), DEF_Repeats, MAX_Repeats, MIN_Repeats);
+            mRepeatsS = S.Id(ID_Repeats).AddSlider( {}, DEF_Repeats, MAX_Repeats, MIN_Repeats);
             mRepeatsS->SetName(defaultLabel(4));
             S.AddSpace(20, 0);
          }
diff --git a/src/effects/DtmfGen.cpp b/src/effects/DtmfGen.cpp
index bb8fdeaeb..ebc21b6b9 100644
--- a/src/effects/DtmfGen.cpp
+++ b/src/effects/DtmfGen.cpp
@@ -341,7 +341,7 @@ void EffectDtmf::PopulateOrExchange(ShuttleGui & S)
 
       S.AddFixedText(_("Tone/silence ratio:"), false);
       S.SetStyle(wxSL_HORIZONTAL | wxEXPAND);
-      mDtmfDutyCycleS = S.Id(ID_DutyCycle).AddSlider(wxT(""),
+      mDtmfDutyCycleS = S.Id(ID_DutyCycle).AddSlider( {},
                                                      dtmfDutyCycle * SCL_DutyCycle,
                                                      MAX_DutyCycle * SCL_DutyCycle, 
                                                      MIN_DutyCycle * SCL_DutyCycle);
diff --git a/src/effects/Effect.cpp b/src/effects/Effect.cpp
index 76d924143..566f3f42f 100644
--- a/src/effects/Effect.cpp
+++ b/src/effects/Effect.cpp
@@ -3868,7 +3868,7 @@ EffectPresetsDialog::EffectPresetsDialog(wxWindow *parent, Effect *effect)
          wxArrayString empty;
 
          S.AddPrompt(_("Type:"));
-         mType = S.Id(ID_Type).AddChoice(wxT(""), wxT(""), &empty);
+         mType = S.Id(ID_Type).AddChoice( {}, wxT(""), &empty);
          mType->SetSelection(0);
 
          S.AddPrompt(_("&Preset:"));
diff --git a/src/effects/Equalization.cpp b/src/effects/Equalization.cpp
index 673ee0321..dbe80c7aa 100644
--- a/src/effects/Equalization.cpp
+++ b/src/effects/Equalization.cpp
@@ -650,14 +650,14 @@ void EffectEqualization::PopulateOrExchange(ShuttleGui & S)
          {
             S.AddVariableText(_("+ dB"), false, wxCENTER);
             S.SetStyle(wxSL_VERTICAL | wxSL_INVERSE);
-            mdBMaxSlider = S.Id(ID_dBMax).AddSlider(wxT(""), 30, 60, 0);
+            mdBMaxSlider = S.Id(ID_dBMax).AddSlider( {}, 30, 60, 0);
 #if wxUSE_ACCESSIBILITY
             mdBMaxSlider->SetName(_("Max dB"));
             mdBMaxSlider->SetAccessible(safenew SliderAx(mdBMaxSlider, wxString(wxT("%d ")) + _("dB")));
 #endif
 
             S.SetStyle(wxSL_VERTICAL | wxSL_INVERSE);
-            mdBMinSlider = S.Id(ID_dBMin).AddSlider(wxT(""), -30, -10, -120);
+            mdBMinSlider = S.Id(ID_dBMin).AddSlider( {}, -30, -10, -120);
             S.AddVariableText(_("- dB"), false, wxCENTER);
 #if wxUSE_ACCESSIBILITY
             mdBMinSlider->SetName(_("Min dB"));
@@ -770,7 +770,7 @@ void EffectEqualization::PopulateOrExchange(ShuttleGui & S)
             {
                szrI = S.GetSizer();
 
-               mInterpChoice = S.Id(ID_Interp).AddChoice(wxT(""), wxT(""), &mInterpolations);
+               mInterpChoice = S.Id(ID_Interp).AddChoice( {}, wxT(""), &mInterpolations);
                mInterpChoice->SetName(_("Interpolation type"));
                mInterpChoice->SetSelection(0);
             }
@@ -802,7 +802,7 @@ void EffectEqualization::PopulateOrExchange(ShuttleGui & S)
             S.StartHorizontalLay(wxEXPAND, 1);
             {
                S.SetStyle(wxSL_HORIZONTAL);
-               mMSlider = S.Id(ID_Length).AddSlider(wxT(""), (mM - 1) / 2, 4095, 10);
+               mMSlider = S.Id(ID_Length).AddSlider( {}, (mM - 1) / 2, 4095, 10);
                mMSlider->SetName(_("Length of Filter"));
             }
             S.EndHorizontalLay();
@@ -844,7 +844,7 @@ void EffectEqualization::PopulateOrExchange(ShuttleGui & S)
                   curves.Add(mCurves[ i ].Name);
                }
 
-               mCurve = S.Id(ID_Curve).AddChoice(wxT(""), wxT(""), &curves);
+               mCurve = S.Id(ID_Curve).AddChoice( {}, wxT(""), &curves);
                mCurve->SetName(_("Select Curve"));
             }
             S.EndHorizontalLay();
@@ -3185,7 +3185,7 @@ void EditCurvesDialog::PopulateOrExchange(ShuttleGui & S)
    S.EndHorizontalLay();
    S.AddStandardButtons();
    S.StartStatic(_("Help"));
-   S.AddConstTextBox(wxT(""), _("Rename 'unnamed' to save a new entry.\n'OK' saves all changes, 'Cancel' doesn't."));
+   S.AddConstTextBox( {}, _("Rename 'unnamed' to save a new entry.\n'OK' saves all changes, 'Cancel' doesn't."));
    S.EndStatic();
    PopulateList(mPosition);
    Fit();
diff --git a/src/effects/NoiseReduction.cpp b/src/effects/NoiseReduction.cpp
index 8bc6e1f31..5810a05a1 100644
--- a/src/effects/NoiseReduction.cpp
+++ b/src/effects/NoiseReduction.cpp
@@ -1428,7 +1428,7 @@ struct ControlInfo {
       text->SetValidator(vld);
 
       wxSlider *const slider =
-         S.Id(id).AddSlider(wxT(""), 0, sliderMax);
+         S.Id(id).AddSlider( {}, 0, sliderMax);
       slider->SetName(sliderName());
       slider->SetRange(0, sliderMax);
       slider->SetSizeHints(150, -1);
diff --git a/src/effects/Normalize.cpp b/src/effects/Normalize.cpp
index 920bedaa8..f66888abe 100644
--- a/src/effects/Normalize.cpp
+++ b/src/effects/Normalize.cpp
@@ -287,12 +287,12 @@ void EffectNormalize::PopulateOrExchange(ShuttleGui & S)
 
                FloatingPointValidator<double> vldLevel(2, &mLevel, NUM_VAL_ONE_TRAILING_ZERO);
                vldLevel.SetRange(MIN_Level, MAX_Level);
-               mLevelTextCtrl = S.AddTextBox(wxT(""), wxT(""), 10);
+               mLevelTextCtrl = S.AddTextBox( {}, wxT(""), 10);
                mLevelTextCtrl->SetName(_("Maximum amplitude dB"));
                mLevelTextCtrl->SetValidator(vldLevel);
                mLeveldB = S.AddVariableText(_("dB"), false,
                                             wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT);
-               mWarning = S.AddVariableText( wxT(""), false,
+               mWarning = S.AddVariableText( {}, false,
                                             wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT);
             }
             S.EndHorizontalLay();
diff --git a/src/effects/Phaser.cpp b/src/effects/Phaser.cpp
index fcff44219..a5144b089 100644
--- a/src/effects/Phaser.cpp
+++ b/src/effects/Phaser.cpp
@@ -253,7 +253,7 @@ void EffectPhaser::PopulateOrExchange(ShuttleGui & S)
       mStagesT->SetValidator(vldStages);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mStagesS = S.Id(ID_Stages).AddSlider(wxT(""), DEF_Stages * SCL_Stages, MAX_Stages * SCL_Stages, MIN_Stages * SCL_Stages);
+      mStagesS = S.Id(ID_Stages).AddSlider( {}, DEF_Stages * SCL_Stages, MAX_Stages * SCL_Stages, MIN_Stages * SCL_Stages);
       mStagesS->SetName(_("Stages"));
       mStagesS->SetLineSize(2);
       mStagesS->SetMinSize(wxSize(100, -1));
@@ -264,7 +264,7 @@ void EffectPhaser::PopulateOrExchange(ShuttleGui & S)
       mDryWetT->SetValidator(vldDryWet);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mDryWetS = S.Id(ID_DryWet).AddSlider(wxT(""), DEF_DryWet * SCL_DryWet, MAX_DryWet * SCL_DryWet, MIN_DryWet * SCL_DryWet);
+      mDryWetS = S.Id(ID_DryWet).AddSlider( {}, DEF_DryWet * SCL_DryWet, MAX_DryWet * SCL_DryWet, MIN_DryWet * SCL_DryWet);
       mDryWetS->SetName(_("Dry Wet"));
       mDryWetS->SetMinSize(wxSize(100, -1));
 
@@ -274,7 +274,7 @@ void EffectPhaser::PopulateOrExchange(ShuttleGui & S)
       mFreqT->SetValidator(vldFreq);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mFreqS = S.Id(ID_Freq).AddSlider(wxT(""), DEF_Freq * SCL_Freq, MAX_Freq * SCL_Freq, 0.0);
+      mFreqS = S.Id(ID_Freq).AddSlider( {}, DEF_Freq * SCL_Freq, MAX_Freq * SCL_Freq, 0.0);
       mFreqS ->SetName(_("LFO frequency in hertz"));
       mFreqS ->SetMinSize(wxSize(100, -1));
 
@@ -284,7 +284,7 @@ void EffectPhaser::PopulateOrExchange(ShuttleGui & S)
       mPhaseT->SetValidator(vldPhase);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mPhaseS = S.Id(ID_Phase).AddSlider(wxT(""), DEF_Phase * SCL_Phase, MAX_Phase * SCL_Phase, MIN_Phase * SCL_Phase);
+      mPhaseS = S.Id(ID_Phase).AddSlider( {}, DEF_Phase * SCL_Phase, MAX_Phase * SCL_Phase, MIN_Phase * SCL_Phase);
       mPhaseS->SetName(_("LFO start phase in degrees"));
       mPhaseS->SetLineSize(10);
       mPhaseS->SetMinSize(wxSize(100, -1));
@@ -295,7 +295,7 @@ void EffectPhaser::PopulateOrExchange(ShuttleGui & S)
       mDepthT->SetValidator(vldDepth);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mDepthS = S.Id(ID_Depth).AddSlider(wxT(""), DEF_Depth * SCL_Depth, MAX_Depth * SCL_Depth, MIN_Depth * SCL_Depth);
+      mDepthS = S.Id(ID_Depth).AddSlider( {}, DEF_Depth * SCL_Depth, MAX_Depth * SCL_Depth, MIN_Depth * SCL_Depth);
       mDepthS->SetName(_("Depth in percent"));
       mDepthS->SetMinSize(wxSize(100, -1));
 
@@ -305,7 +305,7 @@ void EffectPhaser::PopulateOrExchange(ShuttleGui & S)
       mFeedbackT->SetValidator(vldFeedback);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mFeedbackS = S.Id(ID_Feedback).AddSlider(wxT(""), DEF_Feedback * SCL_Feedback, MAX_Feedback * SCL_Feedback, MIN_Feedback * SCL_Feedback);
+      mFeedbackS = S.Id(ID_Feedback).AddSlider( {}, DEF_Feedback * SCL_Feedback, MAX_Feedback * SCL_Feedback, MIN_Feedback * SCL_Feedback);
       mFeedbackS->SetName(_("Feedback in percent"));
       mFeedbackS->SetLineSize(10);
       mFeedbackS->SetMinSize(wxSize(100, -1));
@@ -316,7 +316,7 @@ void EffectPhaser::PopulateOrExchange(ShuttleGui & S)
       mOutGainT->SetValidator(vldoutgain);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mOutGainS = S.Id(ID_OutGain).AddSlider(wxT(""), DEF_OutGain * SCL_OutGain, MAX_OutGain * SCL_OutGain, MIN_OutGain * SCL_OutGain);
+      mOutGainS = S.Id(ID_OutGain).AddSlider( {}, DEF_OutGain * SCL_OutGain, MAX_OutGain * SCL_OutGain, MIN_OutGain * SCL_OutGain);
       mOutGainS->SetName(_("Output gain (dB)"));
       mOutGainS->SetMinSize(wxSize(100, -1));
    }
diff --git a/src/effects/Reverb.cpp b/src/effects/Reverb.cpp
index 33d82ff9d..a33170352 100644
--- a/src/effects/Reverb.cpp
+++ b/src/effects/Reverb.cpp
@@ -425,7 +425,7 @@ void EffectReverb::PopulateOrExchange(ShuttleGui & S)
          AddSpinCtrl( p, DEF_ ## n, MAX_ ## n, MIN_ ## n); \
       S.SetStyle(wxSL_HORIZONTAL); \
       m ## n ## S = S.Id(ID_ ## n). \
-         AddSlider(wxT(""), DEF_ ## n, MAX_ ## n, MIN_ ## n);
+         AddSlider( {}, DEF_ ## n, MAX_ ## n, MIN_ ## n);
 
       SpinSlider(RoomSize,       _("&Room Size (%):"))
       SpinSlider(PreDelay,       _("&Pre-delay (ms):"))
diff --git a/src/effects/ScienFilter.cpp b/src/effects/ScienFilter.cpp
index fc8663b21..a4cf29e30 100644
--- a/src/effects/ScienFilter.cpp
+++ b/src/effects/ScienFilter.cpp
@@ -408,14 +408,14 @@ void EffectScienFilter::PopulateOrExchange(ShuttleGui & S)
       {
          S.AddVariableText(_("+ dB"), false, wxCENTER);
          S.SetStyle(wxSL_VERTICAL | wxSL_INVERSE);
-         mdBMaxSlider = S.Id(ID_dBMax).AddSlider(wxT(""), 10, 20, 0);
+         mdBMaxSlider = S.Id(ID_dBMax).AddSlider( {}, 10, 20, 0);
 #if wxUSE_ACCESSIBILITY
          mdBMaxSlider->SetName(_("Max dB"));
          mdBMaxSlider->SetAccessible(safenew SliderAx(mdBMaxSlider, wxString(wxT("%d ")) + _("dB")));
 #endif
 
          S.SetStyle(wxSL_VERTICAL | wxSL_INVERSE);
-         mdBMinSlider = S.Id(ID_dBMin).AddSlider(wxT(""), -10, -10, -120);
+         mdBMinSlider = S.Id(ID_dBMin).AddSlider( {}, -10, -10, -120);
          S.AddVariableText(_("- dB"), false, wxCENTER);
 #if wxUSE_ACCESSIBILITY
          mdBMinSlider->SetName(_("Min dB"));
@@ -483,7 +483,7 @@ void EffectScienFilter::PopulateOrExchange(ShuttleGui & S)
          vldRipple.SetRange(MIN_Passband, MAX_Passband);
          
          mRippleCtlP = S.AddVariableText(_("&Passband Ripple:"), false, wxALL | wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
-         mRippleCtl = S.Id(ID_Ripple).AddTextBox(wxT(""), wxT(""), 10);
+         mRippleCtl = S.Id(ID_Ripple).AddTextBox( {}, wxT(""), 10);
          mRippleCtl->SetName(_("Passband Ripple (dB)"));
          mRippleCtl->SetValidator(vldRipple);
          mRippleCtlU = S.AddVariableText(_("dB"), false, wxALL | wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL);
@@ -512,7 +512,7 @@ void EffectScienFilter::PopulateOrExchange(ShuttleGui & S)
          vldStopbandRipple.SetRange(MIN_Stopband, MAX_Stopband);
          
          mStopbandRippleCtlP = S.AddVariableText(_("Minimum S&topband Attenuation:"), false, wxALL | wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL);
-         mStopbandRippleCtl = S.Id(ID_StopbandRipple).AddTextBox(wxT(""), wxT(""), 10);
+         mStopbandRippleCtl = S.Id(ID_StopbandRipple).AddTextBox( {}, wxT(""), 10);
          mStopbandRippleCtl->SetName(_("Minimum S&topband Attenuation (dB)"));
          mStopbandRippleCtl->SetValidator(vldStopbandRipple);
          mStopbandRippleCtlU = S.AddVariableText(_("dB"), false, wxALL | wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL);
diff --git a/src/effects/TimeScale.cpp b/src/effects/TimeScale.cpp
index b987944d4..7527c5f91 100644
--- a/src/effects/TimeScale.cpp
+++ b/src/effects/TimeScale.cpp
@@ -208,7 +208,7 @@ void EffectTimeScale::PopulateOrExchange(ShuttleGui & S)
             vldRatePercentChangeStart.SetRange(MIN_RatePercentStart, MAX_RatePercentStart);
          
             m_pTextCtrl_RatePercentChangeStart = S.Id(ID_RatePercentChangeStart)
-               .AddTextBox(wxT(""), wxT(""), 12);
+               .AddTextBox( {}, wxT(""), 12);
             m_pTextCtrl_RatePercentChangeStart->SetValidator(vldRatePercentChangeStart);
          }
          S.EndMultiColumn();
@@ -216,7 +216,7 @@ void EffectTimeScale::PopulateOrExchange(ShuttleGui & S)
          {
             S.SetStyle(wxSL_HORIZONTAL);
             m_pSlider_RatePercentChangeStart = S.Id(ID_RatePercentChangeStart)
-               .AddSlider(wxT(""), DEF_RatePercentStart, MAX_RatePercentStart, MIN_RatePercentStart);
+               .AddSlider( {}, DEF_RatePercentStart, MAX_RatePercentStart, MIN_RatePercentStart);
          }
          S.EndHorizontalLay();
       }
@@ -231,7 +231,7 @@ void EffectTimeScale::PopulateOrExchange(ShuttleGui & S)
             vldRatePercentChangeEnd.SetRange(MIN_RatePercentEnd, MAX_RatePercentEnd);
          
             m_pTextCtrl_RatePercentChangeEnd = S.Id(ID_RatePercentChangeEnd)
-               .AddTextBox(wxT(""), wxT(""), 12);
+               .AddTextBox( {}, wxT(""), 12);
             m_pTextCtrl_RatePercentChangeEnd->SetValidator(vldRatePercentChangeEnd);
          }
          S.EndMultiColumn();
@@ -239,7 +239,7 @@ void EffectTimeScale::PopulateOrExchange(ShuttleGui & S)
          {
             S.SetStyle(wxSL_HORIZONTAL);
             m_pSlider_RatePercentChangeEnd = S.Id(ID_RatePercentChangeEnd)
-               .AddSlider(wxT(""), DEF_RatePercentEnd, MAX_RatePercentEnd, MIN_RatePercentEnd);
+               .AddSlider( {}, DEF_RatePercentEnd, MAX_RatePercentEnd, MIN_RatePercentEnd);
          }
          S.EndHorizontalLay();
       }
diff --git a/src/effects/ToneGen.cpp b/src/effects/ToneGen.cpp
index a7dfa0ae0..400da67e9 100644
--- a/src/effects/ToneGen.cpp
+++ b/src/effects/ToneGen.cpp
@@ -321,7 +321,7 @@ void EffectToneGen::PopulateOrExchange(ShuttleGui & S)
 
       if (mChirp)
       {
-         S.AddFixedText(wxT(""));
+         S.AddFixedText( {} );
          S.StartHorizontalLay(wxEXPAND);
          {
             S.StartHorizontalLay(wxLEFT, 50);
@@ -345,7 +345,7 @@ void EffectToneGen::PopulateOrExchange(ShuttleGui & S)
             {
                FloatingPointValidator<double> vldStartFreq(6, &mFrequency[0], NUM_VAL_NO_TRAILING_ZEROES);
                vldStartFreq.SetRange(MIN_StartFreq, GetActiveProject()->GetRate() / 2.0);
-               t = S.AddTextBox(wxT(""), wxT(""), 12);
+               t = S.AddTextBox( {}, wxT(""), 12);
                t->SetName(_("Frequency Hertz Start"));
                t->SetValidator(vldStartFreq);
             }
@@ -355,7 +355,7 @@ void EffectToneGen::PopulateOrExchange(ShuttleGui & S)
             {
                FloatingPointValidator<double> vldEndFreq(6, &mFrequency[1], NUM_VAL_NO_TRAILING_ZEROES);
                vldEndFreq.SetRange(MIN_EndFreq, GetActiveProject()->GetRate() / 2.0);
-               t = S.AddTextBox(wxT(""), wxT(""), 12);
+               t = S.AddTextBox( {}, wxT(""), 12);
                t->SetName(_("Frequency Hertz End"));
                t->SetValidator(vldEndFreq);
             }
@@ -370,7 +370,7 @@ void EffectToneGen::PopulateOrExchange(ShuttleGui & S)
             {
                FloatingPointValidator<double> vldStartAmp(6, &mAmplitude[0], NUM_VAL_NO_TRAILING_ZEROES);
                vldStartAmp.SetRange(MIN_StartAmp, MAX_StartAmp);
-               t = S.AddTextBox(wxT(""), wxT(""), 12);
+               t = S.AddTextBox( {}, wxT(""), 12);
                t->SetName(_("Amplitude Start"));
                t->SetValidator(vldStartAmp);
             }
@@ -380,7 +380,7 @@ void EffectToneGen::PopulateOrExchange(ShuttleGui & S)
             {
                FloatingPointValidator<double> vldEndAmp(6, &mAmplitude[1], NUM_VAL_NO_TRAILING_ZEROES);
                vldEndAmp.SetRange(MIN_EndAmp, MAX_EndAmp);
-               t = S.AddTextBox(wxT(""), wxT(""), 12);
+               t = S.AddTextBox( {}, wxT(""), 12);
                t->SetName(_("Amplitude End"));
                t->SetValidator(vldEndAmp);
             }
diff --git a/src/effects/TruncSilence.cpp b/src/effects/TruncSilence.cpp
index 5d8d08d0f..a3cce2b54 100644
--- a/src/effects/TruncSilence.cpp
+++ b/src/effects/TruncSilence.cpp
@@ -735,7 +735,7 @@ void EffectTruncSilence::PopulateOrExchange(ShuttleGui & S)
       S.StartHorizontalLay();
       {
          // Action choices
-         mActionChoice = S.AddChoice(wxT(""), wxT(""), &actionChoices);
+         mActionChoice = S.AddChoice( {}, wxT(""), &actionChoices);
          mActionChoice->SetValidator(wxGenericValidator(&mActionIndex));
          S.SetSizeHints(-1, -1);
       }
diff --git a/src/effects/Wahwah.cpp b/src/effects/Wahwah.cpp
index 1d3e723fd..3d10e878b 100644
--- a/src/effects/Wahwah.cpp
+++ b/src/effects/Wahwah.cpp
@@ -237,7 +237,7 @@ void EffectWahwah::PopulateOrExchange(ShuttleGui & S)
       mFreqT->SetValidator(vldfreq);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mFreqS = S.Id(ID_Freq).AddSlider(wxT(""), DEF_Freq * SCL_Freq, MAX_Freq * SCL_Freq, MIN_Freq * SCL_Freq);
+      mFreqS = S.Id(ID_Freq).AddSlider( {}, DEF_Freq * SCL_Freq, MAX_Freq * SCL_Freq, MIN_Freq * SCL_Freq);
       mFreqS->SetName(_("LFO frequency in hertz"));
       mFreqS->SetMinSize(wxSize(100, -1));
 
@@ -247,7 +247,7 @@ void EffectWahwah::PopulateOrExchange(ShuttleGui & S)
       mPhaseT->SetValidator(vldphase);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mPhaseS = S.Id(ID_Phase).AddSlider(wxT(""), DEF_Phase * SCL_Phase, MAX_Phase * SCL_Phase, MIN_Phase * SCL_Phase);
+      mPhaseS = S.Id(ID_Phase).AddSlider( {}, DEF_Phase * SCL_Phase, MAX_Phase * SCL_Phase, MIN_Phase * SCL_Phase);
       mPhaseS->SetName(_("LFO start phase in degrees"));
       mPhaseS->SetLineSize(10);
       mPhaseS->SetMinSize(wxSize(100, -1));
@@ -258,7 +258,7 @@ void EffectWahwah::PopulateOrExchange(ShuttleGui & S)
       mDepthT->SetValidator(vlddepth);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mDepthS = S.Id(ID_Depth).AddSlider(wxT(""), DEF_Depth * SCL_Depth, MAX_Depth * SCL_Depth, MIN_Depth * SCL_Depth);
+      mDepthS = S.Id(ID_Depth).AddSlider( {}, DEF_Depth * SCL_Depth, MAX_Depth * SCL_Depth, MIN_Depth * SCL_Depth);
       mDepthS->SetName(_("Depth in percent"));
       mDepthS->SetMinSize(wxSize(100, -1));
 
@@ -268,7 +268,7 @@ void EffectWahwah::PopulateOrExchange(ShuttleGui & S)
       mResT->SetValidator(vldres);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mResS = S.Id(ID_Res).AddSlider(wxT(""), DEF_Res * SCL_Res, MAX_Res * SCL_Res, MIN_Res * SCL_Res);
+      mResS = S.Id(ID_Res).AddSlider( {}, DEF_Res * SCL_Res, MAX_Res * SCL_Res, MIN_Res * SCL_Res);
       mResS->SetName(_("Resonance"));
       mResS->SetMinSize(wxSize(100, -1));
 
@@ -278,7 +278,7 @@ void EffectWahwah::PopulateOrExchange(ShuttleGui & S)
       mFreqOfsT->SetValidator(vldfreqoffset);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mFreqOfsS = S.Id(ID_FreqOfs).AddSlider(wxT(""), DEF_FreqOfs * SCL_FreqOfs, MAX_FreqOfs * SCL_FreqOfs, MIN_FreqOfs * SCL_FreqOfs);
+      mFreqOfsS = S.Id(ID_FreqOfs).AddSlider( {}, DEF_FreqOfs * SCL_FreqOfs, MAX_FreqOfs * SCL_FreqOfs, MIN_FreqOfs * SCL_FreqOfs);
       mFreqOfsT->SetName(_("Wah frequency offset in percent"));
       mFreqOfsT->SetMinSize(wxSize(100, -1));
 
@@ -288,7 +288,7 @@ void EffectWahwah::PopulateOrExchange(ShuttleGui & S)
       mOutGainT->SetValidator(vldoutgain);
 
       S.SetStyle(wxSL_HORIZONTAL);
-      mOutGainS = S.Id(ID_OutGain).AddSlider(wxT(""), DEF_OutGain * SCL_OutGain, MAX_OutGain * SCL_OutGain, MIN_OutGain * SCL_OutGain);
+      mOutGainS = S.Id(ID_OutGain).AddSlider( {}, DEF_OutGain * SCL_OutGain, MAX_OutGain * SCL_OutGain, MIN_OutGain * SCL_OutGain);
       mOutGainS->SetName(_("Output gain (dB)"));
       mOutGainS->SetMinSize(wxSize(100, -1));
    }
diff --git a/src/effects/nyquist/Nyquist.cpp b/src/effects/nyquist/Nyquist.cpp
index 788305652..7e5559211 100644
--- a/src/effects/nyquist/Nyquist.cpp
+++ b/src/effects/nyquist/Nyquist.cpp
@@ -2215,7 +2215,7 @@ void NyquistEffect::BuildEffectWindow(ShuttleGui & S)
             {
                S.AddSpace(10, 10);
             
-               wxTextCtrl *item = S.Id(ID_Text + i).AddTextBox(wxT(""), wxT(""), 12);
+               wxTextCtrl *item = S.Id(ID_Text + i).AddTextBox( {}, wxT(""), 12);
                item->SetValidator(wxGenericValidator(&ctrl.valStr));
             }
             else if (ctrl.type == NYQ_CTRL_CHOICE)
@@ -2223,7 +2223,7 @@ void NyquistEffect::BuildEffectWindow(ShuttleGui & S)
                S.AddSpace(10, 10);
 
                wxArrayString choices = wxStringTokenize(ctrl.label, wxT(","));
-               S.Id(ID_Choice + i).AddChoice(wxT(""), wxT(""), &choices);
+               S.Id(ID_Choice + i).AddChoice( {}, wxT(""), &choices);
             }
             else
             {
@@ -2233,7 +2233,7 @@ void NyquistEffect::BuildEffectWindow(ShuttleGui & S)
                   S.AddSpace(10, 10);
                }
 
-               wxTextCtrl *item = S.Id(ID_Text+i).AddTextBox(wxT(""), wxT(""), 
+               wxTextCtrl *item = S.Id(ID_Text+i).AddTextBox( {}, wxT(""),
                                                              (ctrl.type == NYQ_CTRL_INT_TEXT ||
                                                               ctrl.type == NYQ_CTRL_FLOAT_TEXT) ? 25 : 12);
 
@@ -2263,7 +2263,7 @@ void NyquistEffect::BuildEffectWindow(ShuttleGui & S)
                if (ctrl.type == NYQ_CTRL_INT || ctrl.type == NYQ_CTRL_REAL)
                {
                   S.SetStyle(wxSL_HORIZONTAL);
-                  S.Id(ID_Slider + i).AddSlider(wxT(""), 0, ctrl.ticks, 0);
+                  S.Id(ID_Slider + i).AddSlider( {}, 0, ctrl.ticks, 0);
                   S.SetSizeHints(150, -1);
                }
             }
diff --git a/src/effects/vamp/VampEffect.cpp b/src/effects/vamp/VampEffect.cpp
index 1c2032cbb..8448cef50 100644
--- a/src/effects/vamp/VampEffect.cpp
+++ b/src/effects/vamp/VampEffect.cpp
@@ -581,7 +581,7 @@ void VampEffect::PopulateOrExchange(ShuttleGui & S)
                S.AddPrompt(_("Program"));
 
                S.Id(ID_Program);
-               mProgram = S.AddChoice(wxT(""), currentProgram, &choices);
+               mProgram = S.AddChoice( {}, currentProgram, &choices);
                mProgram->SetName(_("Program"));
                mProgram->SetSizeHints(-1, -1);
                wxSizer *s = mProgram->GetContainingSizer();
@@ -618,7 +618,7 @@ void VampEffect::PopulateOrExchange(ShuttleGui & S)
                    mParameters[p].maxValue == 1.0)
                {
                   S.Id(ID_Toggles + p);
-                  mToggles[p] = S.AddCheckBox(wxT(""),
+                  mToggles[p] = S.AddCheckBox( {},
                                               value > 0.5 ? wxT("true") : wxT("false"));
                   mToggles[p]->SetName(labelText);
                   if (!tip.IsEmpty())
@@ -651,7 +651,7 @@ void VampEffect::PopulateOrExchange(ShuttleGui & S)
                   }
 
                   S.Id(ID_Choices + p);
-                  mChoices[p] = S.AddChoice(wxT(""), selected, &choices);
+                  mChoices[p] = S.AddChoice( {}, selected, &choices);
                   mChoices[p]->SetName(labelText);
                   mChoices[p]->SetSizeHints(-1, -1);
                   if (!tip.IsEmpty())
@@ -678,7 +678,7 @@ void VampEffect::PopulateOrExchange(ShuttleGui & S)
                   vld.SetStyle(style);
 
                   S.Id(ID_Texts + p);
-                  mFields[p] = S.AddTextBox(wxT(""), wxT(""), 12);
+                  mFields[p] = S.AddTextBox( {}, wxT(""), 12);
                   mFields[p]->SetName(labelText);
                   mFields[p]->SetValidator(vld);
                   if (!tip.IsEmpty())
@@ -693,7 +693,7 @@ void VampEffect::PopulateOrExchange(ShuttleGui & S)
 
                   S.SetStyle(wxSL_HORIZONTAL);
                   S.Id(ID_Sliders + p);
-                  mSliders[p] = S.AddSlider(wxT(""), 0, 1000, 0);
+                  mSliders[p] = S.AddSlider( {}, 0, 1000, 0);
                   mSliders[p]->SetName(labelText);
                   mSliders[p]->SetSizeHints(150, -1);
                   if (!tip.IsEmpty())
diff --git a/src/export/ExportCL.cpp b/src/export/ExportCL.cpp
index 674f94600..5452aec41 100644
--- a/src/export/ExportCL.cpp
+++ b/src/export/ExportCL.cpp
@@ -120,7 +120,7 @@ void ExportCLOptions::PopulateOrExchange(ShuttleGui & S)
                               &cmds);
             S.Id(ID_BROWSE).AddButton(_("Browse..."),
                                       wxALIGN_CENTER_VERTICAL);
-            S.AddFixedText(wxT(""));
+            S.AddFixedText( {} );
             S.TieCheckBox(_("Show output"),
                           wxT("/FileFormats/ExternalProgramShowOutput"),
                           false);
diff --git a/src/export/ExportFFmpegDialogs.cpp b/src/export/ExportFFmpegDialogs.cpp
index 232e94195..994e45ce9 100644
--- a/src/export/ExportFFmpegDialogs.cpp
+++ b/src/export/ExportFFmpegDialogs.cpp
@@ -1459,9 +1459,9 @@ void ExportFFmpegOptions::PopulateOrExchange(ShuttleGui & S)
          S.SetStretchyCol(1);
          S.SetStretchyCol(3);
          S.Id(FEFormatLabelID).AddFixedText(_("Format:"));
-         mFormatName = S.Id(FEFormatNameID).AddVariableText(wxT(""));
+         mFormatName = S.Id(FEFormatNameID).AddVariableText( {} );
          S.Id(FECodecLabelID).AddFixedText(_("Codec:"));
-         mCodecName = S.Id(FECodecNameID).AddVariableText(wxT(""));
+         mCodecName = S.Id(FECodecNameID).AddVariableText( {} );
       }
       S.EndMultiColumn();
       S.AddVariableText(_("Not all formats and codecs are compatible. Nor are all option combinations compatible with all codecs."), false);
@@ -1491,11 +1491,11 @@ void ExportFFmpegOptions::PopulateOrExchange(ShuttleGui & S)
 
                   S.AddSpace( 20,0 );
                   S.AddVariableText(_("Bit Reservoir"));
-                  S.Id(FEBitReservoirID).TieCheckBox(wxEmptyString, wxT("/FileFormats/FFmpegBitReservoir"), true);
+                  S.Id(FEBitReservoirID).TieCheckBox( {}, wxT("/FileFormats/FFmpegBitReservoir"), true);
 
                   S.AddSpace( 20,0 );
                   S.AddVariableText(_("VBL"));
-                  S.Id(FEVariableBlockLenID).TieCheckBox(wxEmptyString, wxT("/FileFormats/FFmpegVariableBlockLen"), true);
+                  S.Id(FEVariableBlockLenID).TieCheckBox( {}, wxT("/FileFormats/FFmpegVariableBlockLen"), true);
                }
                S.EndMultiColumn();
                S.StartMultiColumn(4, wxALIGN_LEFT);
@@ -1555,7 +1555,7 @@ void ExportFFmpegOptions::PopulateOrExchange(ShuttleGui & S)
                   mMaxPartitionOrderSpin->SetToolTip(_("Maximal partition order\nOptional\n-1 - default\nmin - 0\nmax - 8"));
 
                   S.AddVariableText(_("Use LPC"));
-                  S.Id(FEUseLPCID).TieCheckBox(wxEmptyString, wxT("/FileFormats/FFmpegUseLPC"), true);
+                  S.Id(FEUseLPCID).TieCheckBox( {}, wxT("/FileFormats/FFmpegUseLPC"), true);
                }
                S.EndMultiColumn();
             }
diff --git a/src/export/ExportMP3.cpp b/src/export/ExportMP3.cpp
index 7e9b027e5..e0f8aa824 100644
--- a/src/export/ExportMP3.cpp
+++ b/src/export/ExportMP3.cpp
@@ -628,10 +628,10 @@ public:
             if (mLibPath.GetFullPath().IsEmpty()) {
                /* i18n-hint: There is a  button to the right of the arrow.*/
                text.Printf(_("To find %s, click here -->"), mName);
-               mPathText = S.AddTextBox(wxT(""), text, 0);
+               mPathText = S.AddTextBox( {}, text, 0);
             }
             else {
-               mPathText = S.AddTextBox(wxT(""), mLibPath.GetFullPath(), 0);
+               mPathText = S.AddTextBox( {}, mLibPath.GetFullPath(), 0);
             }
             S.Id(ID_BROWSE).AddButton(_("Browse..."), wxALIGN_RIGHT);
             /* i18n-hint: There is a  button to the right of the arrow.*/
diff --git a/src/export/ExportMultiple.cpp b/src/export/ExportMultiple.cpp
index 73b154b62..97cdc8beb 100644
--- a/src/export/ExportMultiple.cpp
+++ b/src/export/ExportMultiple.cpp
@@ -273,8 +273,8 @@ void ExportMultiple::PopulateOrExchange(ShuttleGui& S)
                           formats[mFilterIndex],
                           formats,
                           formats);
-            S.AddVariableText(wxT(""), false);
-            S.AddVariableText(wxT(""), false);
+            S.AddVariableText( {}, false);
+            S.AddVariableText( {}, false);
 
             S.AddPrompt(_("Options:"));
             if (!mBook)
@@ -290,8 +290,8 @@ void ExportMultiple::PopulateOrExchange(ShuttleGui& S)
                mBook->ChangeSelection(mFormat->GetSelection());
             }
             S.AddWindow(mBook);
-            S.AddVariableText(wxT(""), false);
-            S.AddVariableText(wxT(""), false);
+            S.AddVariableText( {}, false);
+            S.AddVariableText( {}, false);
          }
          S.EndMultiColumn();
       }
@@ -325,13 +325,13 @@ void ExportMultiple::PopulateOrExchange(ShuttleGui& S)
                .AddCheckBox(_("Include audio before first label"), wxT("false"));
 
             // Row 4
-            S.AddVariableText(wxT(""), false);
+            S.AddVariableText( {}, false);
             S.StartMultiColumn(2, wxEXPAND);
             S.SetStretchyCol(1);
             {
                mFirstFileLabel = S.AddVariableText(_("First file name:"), false);
                mFirstFileName = S.Id(FirstFileNameID)
-                  .Prop(1).TieTextBox(wxT(""),
+                  .Prop(1).TieTextBox( {},
                               name,
                               30);
                mFirstFileName->SetName(_("First file name"));
@@ -368,7 +368,7 @@ void ExportMultiple::PopulateOrExchange(ShuttleGui& S)
             S.AddVariableText(wxT("   "), false);
             mPrefixLabel = S.AddVariableText(_("File name prefix:"), false);
             mPrefix = S.Id(PrefixID)
-               .TieTextBox(wxT(""),
+               .TieTextBox( {},
                            name,
                            30);
             mPrefix->SetName(_("File name prefix"));
diff --git a/src/prefs/DirectoriesPrefs.cpp b/src/prefs/DirectoriesPrefs.cpp
index 8a7fd289e..ab5151ce9 100644
--- a/src/prefs/DirectoriesPrefs.cpp
+++ b/src/prefs/DirectoriesPrefs.cpp
@@ -95,7 +95,7 @@ void DirectoriesPrefs::PopulateOrExchange(ShuttleGui & S)
          S.AddButton(_("C&hoose..."));
 
          S.AddFixedText(_("Free Space:"));
-         mFreeSpace = S.AddVariableText(wxT(""));
+         mFreeSpace = S.AddVariableText( {} );
       }
       S.EndMultiColumn();
    }
diff --git a/src/prefs/KeyConfigPrefs.cpp b/src/prefs/KeyConfigPrefs.cpp
index ef582ae2c..415c8bb41 100644
--- a/src/prefs/KeyConfigPrefs.cpp
+++ b/src/prefs/KeyConfigPrefs.cpp
@@ -123,7 +123,7 @@ void KeyConfigPrefs::Populate()
    if (!project) {
       S.StartVerticalLay(true);
       {
-         S.StartStatic(wxEmptyString, true);
+         S.StartStatic( {}, true);
          {
             S.AddTitle(_("Keyboard preferences currently unavailable."));
             S.AddTitle(_("Open a new project to modify keyboard shortcuts."));
diff --git a/src/prefs/ModulePrefs.cpp b/src/prefs/ModulePrefs.cpp
index 5dded7270..a06931548 100644
--- a/src/prefs/ModulePrefs.cpp
+++ b/src/prefs/ModulePrefs.cpp
@@ -102,7 +102,7 @@ void ModulePrefs::PopulateOrExchange(ShuttleGui & S)
    StatusChoices.Add( _("New" ) );
    S.SetBorder(2);
 
-   S.StartStatic(wxT(""));
+   S.StartStatic( {} );
    {
       S.AddFixedText(_("These are experimental modules. Enable them only if you've read the Audacity Manual\nand know what you are doing.") );
       S.AddFixedText(wxString(wxT("  ")) + _("'Ask' means Audacity will ask if you want to load the module each time it starts.") );
diff --git a/src/prefs/QualityPrefs.cpp b/src/prefs/QualityPrefs.cpp
index f843205e9..0a794e458 100644
--- a/src/prefs/QualityPrefs.cpp
+++ b/src/prefs/QualityPrefs.cpp
@@ -133,7 +133,7 @@ void QualityPrefs::PopulateOrExchange(ShuttleGui & S)
             // We make sure it uses the ID we want, so that we get changes
             S.Id(ID_SAMPLE_RATE_CHOICE);
             // We make sure we have a pointer to it, so that we can drive it.
-            mSampleRates = S.TieChoice(wxT(""),
+            mSampleRates = S.TieChoice( {},
                                        wxT("/SamplingRate/DefaultProjectSampleRate"),
                                        AudioIO::GetOptimalSupportedSampleRate(),
                                        mSampleRateNames,
@@ -141,7 +141,7 @@ void QualityPrefs::PopulateOrExchange(ShuttleGui & S)
             S.SetSizeHints(mSampleRateNames);
 
             // Now do the edit box...
-            mOtherSampleRate = S.TieNumericTextBox(wxT(""),
+            mOtherSampleRate = S.TieNumericTextBox( {},
                                                    mOtherSampleRateValue,
                                                    15);
          }
diff --git a/src/prefs/RecordingPrefs.cpp b/src/prefs/RecordingPrefs.cpp
index 607f63d91..653c25eff 100644
--- a/src/prefs/RecordingPrefs.cpp
+++ b/src/prefs/RecordingPrefs.cpp
@@ -130,7 +130,7 @@ void RecordingPrefs::PopulateOrExchange(ShuttleGui & S)
                                             wxT("/GUI/TrackNames/RecordingNameCustom"),
                                             mUseCustomTrackName ? true : false);
 
-            mToggleCustomName = S.TieTextBox(wxT(""),
+            mToggleCustomName = S.TieTextBox( {},
                                               wxT("/GUI/TrackNames/RecodingTrackName"),
                                              _("Recorded_Audio"),
                                              30);
@@ -139,7 +139,7 @@ void RecordingPrefs::PopulateOrExchange(ShuttleGui & S)
          }
          S.EndMultiColumn();
 
-         S.AddFixedText( "" );
+         S.AddFixedText(  {} );
          S.StartMultiColumn(3);
          {
             S.TieCheckBox(_("&Track Number"),
diff --git a/src/widgets/ASlider.cpp b/src/widgets/ASlider.cpp
index 21f1d785e..b0360521e 100644
--- a/src/widgets/ASlider.cpp
+++ b/src/widgets/ASlider.cpp
@@ -201,7 +201,7 @@ SliderDialog::SliderDialog(wxWindow * parent, wxWindowID id,
 
    S.StartVerticalLay();
    {
-      mTextCtrl = S.AddTextBox(wxEmptyString,
+      mTextCtrl = S.AddTextBox( {},
                                wxEmptyString,
                                15);
       mTextCtrl->SetValidator(wxTextValidator(wxFILTER_NUMERIC));