From d1fedfec9f480576ff7170bb3064f518240a27a6 Mon Sep 17 00:00:00 2001
From: Markus Gans <guru@server.home.net>
Date: Wed, 4 Sep 2019 23:57:31 +0200
Subject: [PATCH] Cygwin and Linux console do not use cp437 character encoding
 by default

---
 ChangeLog                          |  4 ++
 doc/class_template.h               |  6 +--
 examples/7segment.cpp              |  2 +-
 examples/calculator.cpp            |  4 +-
 examples/checklist.cpp             |  2 +-
 examples/listbox.cpp               |  2 +-
 examples/listview.cpp              |  2 +-
 examples/menu.cpp                  |  2 +-
 examples/mouse.cpp                 |  6 +--
 examples/scrollview.cpp            |  4 +-
 examples/term-attributes.cpp       |  6 +--
 examples/termcap.cpp               |  2 +-
 examples/transparent.cpp           |  4 +-
 examples/treeview.cpp              |  4 +-
 examples/ui.cpp                    |  6 +--
 examples/watch.cpp                 |  2 +-
 examples/windows.cpp               |  6 +--
 src/fcheckbox.cpp                  |  6 +--
 src/fradiobutton.cpp               |  6 +--
 src/fscrollview.cpp                |  4 +-
 src/fswitch.cpp                    |  6 +--
 src/fterm.cpp                      |  8 +---
 src/ftermbuffer.cpp                |  2 +-
 src/fvterm.cpp                     |  2 +-
 src/include/final/emptyfstring.h   |  2 +-
 src/include/final/fapplication.h   |  2 +-
 src/include/final/fbutton.h        |  2 +-
 src/include/final/fbuttongroup.h   |  2 +-
 src/include/final/fcolorpair.h     | 36 ++++++++++++++---
 src/include/final/fdialog.h        |  2 +-
 src/include/final/ffiledialog.h    |  2 +-
 src/include/final/fkeyboard.h      |  4 +-
 src/include/final/flabel.h         |  2 +-
 src/include/final/flineedit.h      |  2 +-
 src/include/final/flistbox.h       |  4 +-
 src/include/final/flistview.h      |  8 ++--
 src/include/final/fmenu.h          |  2 +-
 src/include/final/fmenubar.h       |  2 +-
 src/include/final/fmenuitem.h      |  2 +-
 src/include/final/fmenulist.h      |  2 +-
 src/include/final/fmessagebox.h    |  2 +-
 src/include/final/fmouse.h         | 12 +++---
 src/include/final/fobject.h        |  2 +-
 src/include/final/foptiattr.h      |  4 +-
 src/include/final/foptimove.h      |  2 +-
 src/include/final/fpoint.h         |  2 +-
 src/include/final/fprogressbar.h   |  2 +-
 src/include/final/frect.h          |  2 +-
 src/include/final/fscrollbar.h     |  2 +-
 src/include/final/fscrollview.h    |  2 +-
 src/include/final/fsize.h          |  2 +-
 src/include/final/fstatusbar.h     |  4 +-
 src/include/final/fstring.h        |  2 +-
 src/include/final/fswitch.h        |  2 +-
 src/include/final/fterm.h          |  4 +-
 src/include/final/ftermcap.h       |  4 +-
 src/include/final/ftermcapquirks.h |  2 +-
 src/include/final/ftermdata.h      |  2 +-
 src/include/final/ftermdebugdata.h |  2 +-
 src/include/final/ftermdetection.h |  2 +-
 src/include/final/ftermfreebsd.h   |  2 +-
 src/include/final/ftermios.h       |  2 +-
 src/include/final/ftermlinux.h     |  2 +-
 src/include/final/ftermopenbsd.h   |  2 +-
 src/include/final/ftermxterminal.h |  2 +-
 src/include/final/ftextview.h      |  2 +-
 src/include/final/ftogglebutton.h  | 22 ++++++----
 src/include/final/ftooltip.h       |  2 +-
 src/include/final/ftypes.h         |  4 +-
 src/include/final/fvterm.h         | 13 +++---
 src/include/final/fwidget.h        |  2 +-
 src/include/final/fwidgetcolors.h  |  2 +-
 src/include/final/fwindow.h        |  2 +-
 test/conemu.h                      |  4 +-
 test/fcolorpair-test.cpp           | 65 +++++++++++++++++++++---------
 test/fkeyboard-test.cpp            |  2 +-
 test/fobject-test.cpp              |  6 +--
 test/ftermfreebsd-test.cpp         |  4 +-
 test/ftermlinux-test.cpp           |  4 +-
 79 files changed, 216 insertions(+), 160 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 2549a02c..d9a778db 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2019-09-04  Markus Gans  <guru.mail@muenster.de>
+	* The Cygwin and Linux console do not use cp437 character encoding 
+	  by default anymore
+
 2019-09-01  Markus Gans  <guru.mail@muenster.de>
 	* Removing public + protected data members from classes
 
diff --git a/doc/class_template.h b/doc/class_template.h
index 980c57c3..2fef30bc 100644
--- a/doc/class_template.h
+++ b/doc/class_template.h
@@ -82,7 +82,7 @@ class FClassName
 
     // Callback methods
 
-    // Data Members
+    // Data members
 
   protected:
     // Typedefs and Enumerations
@@ -99,7 +99,7 @@ class FClassName
 
     // Callback methods
 
-    // Data Members
+    // Data members
 
   private:
     // Typedefs and Enumerations
@@ -116,7 +116,7 @@ class FClassName
 
     // Callback methods
 
-    // Data Members
+    // Data members
 
     // Friend class
 
diff --git a/examples/7segment.cpp b/examples/7segment.cpp
index e7761fa5..8c6cd333 100644
--- a/examples/7segment.cpp
+++ b/examples/7segment.cpp
@@ -63,7 +63,7 @@ class SegmentView : public finalcut::FDialog
     void get7Segment (const wchar_t);
     void draw() override;
 
-    // Data Members
+    // Data members
     std::map<wchar_t, sevenSegment> code{};
     finalcut::FString line[3];
     finalcut::FLineEdit Input{"0123", this};
diff --git a/examples/calculator.cpp b/examples/calculator.cpp
index 272ab04c..ff674b87 100644
--- a/examples/calculator.cpp
+++ b/examples/calculator.cpp
@@ -58,7 +58,7 @@ class Button : public finalcut::FButton
     void onKeyPress (finalcut::FKeyEvent*) override;
 
   private:
-    // Data Member
+    // Data member
     bool checked{false};
 };
 #pragma pack(pop)
@@ -220,7 +220,7 @@ class Calc : public finalcut::FDialog
     const wchar_t* getButtonText (std::size_t);
     void           mapKeyFunctions();
 
-    // Data Members
+    // Data members
     bool              error{false};
     bool              arcus_mode{false};
     bool              hyperbolic_mode{false};
diff --git a/examples/checklist.cpp b/examples/checklist.cpp
index 4828f8e8..d8a7ab1f 100644
--- a/examples/checklist.cpp
+++ b/examples/checklist.cpp
@@ -65,7 +65,7 @@ class CheckList : public finalcut::FDialog
     // Callback method
     void cb_showList (finalcut::FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     finalcut::FListView  listView{this};
     finalcut::FStatusBar status_bar{this};
 };
diff --git a/examples/listbox.cpp b/examples/listbox.cpp
index de366e85..3b4a891e 100644
--- a/examples/listbox.cpp
+++ b/examples/listbox.cpp
@@ -98,7 +98,7 @@ class Listbox : public FDialog
     // Event handlers
     void onClose (FCloseEvent*) override;
 
-    // Data Member
+    // Data member
     std::list<double>  double_list{};
     FListBox list1{this};
     FListBox list2{this};
diff --git a/examples/listview.cpp b/examples/listview.cpp
index da2e16e1..ef4a6387 100644
--- a/examples/listview.cpp
+++ b/examples/listview.cpp
@@ -64,7 +64,7 @@ class Listview : public finalcut::FDialog
     // Callback method
     void cb_showInMessagebox (finalcut::FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     finalcut::FListView listView{this};
     finalcut::FButton   Quit{this};
 };
diff --git a/examples/menu.cpp b/examples/menu.cpp
index cebcce8c..a50db8b5 100644
--- a/examples/menu.cpp
+++ b/examples/menu.cpp
@@ -66,7 +66,7 @@ class Menu : public finalcut::FDialog
     // Callback method
     void cb_message (finalcut::FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     finalcut::FString        line{13, fc::BoxDrawingsHorizontal};
     finalcut::FMenuBar       Menubar{this};
     finalcut::FMenu          File{"&File", &Menubar};
diff --git a/examples/mouse.cpp b/examples/mouse.cpp
index 210aa2ab..567b8367 100644
--- a/examples/mouse.cpp
+++ b/examples/mouse.cpp
@@ -63,7 +63,7 @@ class ColorChooser : public finalcut::FWidget
     // Event handler
     void onMouseDown (finalcut::FMouseEvent*) override;
 
-    // Data Members
+    // Data members
     FColor fg_color{fc::White};
     FColor bg_color{fc::Black};
     finalcut::FLabel headline{this};
@@ -209,7 +209,7 @@ class Brushes : public finalcut::FWidget
     // Event handler
     void onMouseDown (finalcut::FMouseEvent*) override;
 
-    // Data Members
+    // Data members
     wchar_t brush{L' '};
     FColor  fg_color{fc::White};
     FColor  bg_color{fc::Black};
@@ -360,7 +360,7 @@ class MouseDraw : public finalcut::FDialog
     // Callback methods
     void cb_colorChanged (finalcut::FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     term_area*   canvas{nullptr};
     ColorChooser c_chooser{this};
     Brushes      brush{this};
diff --git a/examples/scrollview.cpp b/examples/scrollview.cpp
index 015a11b4..73aa0ca7 100644
--- a/examples/scrollview.cpp
+++ b/examples/scrollview.cpp
@@ -62,7 +62,7 @@ class Scrollview : public finalcut::FScrollView
     void cb_go_west (finalcut::FWidget*, FDataPtr);
     void cb_go_north (finalcut::FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     wchar_t pointer_right{fc::BlackRightPointingPointer};
     wchar_t pointer_down{fc::BlackDownPointingTriangle};
     wchar_t pointer_left{fc::BlackLeftPointingPointer};
@@ -212,7 +212,7 @@ class Scrollviewdemo : public finalcut::FDialog
     // Callback method
     void cb_quit (finalcut::FWidget* = nullptr, FDataPtr = nullptr);
 
-    // Data Members
+    // Data members
     Scrollview sview{this};
     finalcut::FButton quit_btn{"&Quit", this};
     finalcut::FLabel label{this};
diff --git a/examples/term-attributes.cpp b/examples/term-attributes.cpp
index cc197614..24e71b0e 100644
--- a/examples/term-attributes.cpp
+++ b/examples/term-attributes.cpp
@@ -61,14 +61,14 @@ class AttribDlg : public finalcut::FDialog
     void cb_next (finalcut::FWidget* = nullptr, FDataPtr = nullptr);
     void cb_back (finalcut::FWidget* = nullptr, FDataPtr = nullptr);
 
-    // Data Members
+    // Data members
     FColor bgcolor;
 
   private:
     // Method
     void adjustSize() override;
 
-    // Data Members
+    // Data members
     finalcut::FButton next_button{"&Next >", this};
     finalcut::FButton back_button{"< &Back", this};
 };
@@ -238,7 +238,7 @@ class AttribDemo : public finalcut::FWidget
     void printProtected();
     void draw() override;
 
-    // Data Member
+    // Data member
     int colors;
 };
 #pragma pack(pop)
diff --git a/examples/termcap.cpp b/examples/termcap.cpp
index 5669501f..da757cb3 100644
--- a/examples/termcap.cpp
+++ b/examples/termcap.cpp
@@ -52,7 +52,7 @@ struct data
 {
   static int getNumberOfItems();
 
-  struct termcap_string
+  struct alignas(alignof(std::string)) termcap_string
   {
     const std::string name;
     const fc::termcaps cap;
diff --git a/examples/transparent.cpp b/examples/transparent.cpp
index 7238edb2..d4ae3676 100644
--- a/examples/transparent.cpp
+++ b/examples/transparent.cpp
@@ -65,7 +65,7 @@ class Transparent : public finalcut::FDialog
     // Event handlers
     void onKeyPress (finalcut::FKeyEvent* ev) override;
 
-    // Data Members
+    // Data members
     trans_type type;
 };
 #pragma pack(pop)
@@ -187,7 +187,7 @@ class MainWindow : public finalcut::FDialog
         finalcut::FDialog::onKeyPress(ev);
     }
 
-    // Data Members
+    // Data members
     finalcut::FString line1{};
     finalcut::FString line2{};
     Transparent* transpwin{nullptr};
diff --git a/examples/treeview.cpp b/examples/treeview.cpp
index 2721bb1c..c76cebe6 100644
--- a/examples/treeview.cpp
+++ b/examples/treeview.cpp
@@ -140,7 +140,7 @@ class Treeview : public finalcut::FDialog
     // Event handler
     void onClose (finalcut::FCloseEvent*) override;
 
-    // Data Members
+    // Data members
     bool                initialized{false};
     finalcut::FListView listView{this};
     finalcut::FButton   Quit{this};
@@ -168,7 +168,7 @@ struct Treeview::TreeItem
   const char* const* end() const
   { return reinterpret_cast<const char* const*>(&child_element); }
 
-  // Data Members
+  // Data members
   const char* name;
   const char* population;
   const char* density;
diff --git a/examples/ui.cpp b/examples/ui.cpp
index bf15de87..cd6d8f3f 100644
--- a/examples/ui.cpp
+++ b/examples/ui.cpp
@@ -65,7 +65,7 @@ class ProgressDialog : public finalcut::FDialog
     void cb_more_bar (finalcut::FWidget*, FDataPtr);
     void cb_exit_bar (finalcut::FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     finalcut::FProgressbar progressBar{this};
     finalcut::FButton      reset{this};
     finalcut::FButton      more{this};
@@ -208,7 +208,7 @@ class TextWindow : public finalcut::FDialog
     // Method
     void adjustSize() override;
 
-    // Data Members
+    // Data members
     finalcut::FTextView scrollText{this};
 };
 #pragma pack(pop)
@@ -308,7 +308,7 @@ class MyDialog : public finalcut::FDialog
     void cb_view (finalcut::FWidget*, FDataPtr);
     void cb_setInput (finalcut::FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     bool                      initialized{false};
     finalcut::FMenuBar        Menubar{this};
     // Menu bar items
diff --git a/examples/watch.cpp b/examples/watch.cpp
index 236b4363..b1ddafac 100644
--- a/examples/watch.cpp
+++ b/examples/watch.cpp
@@ -65,7 +65,7 @@ class Watch : public finalcut::FDialog
     void adjustSize() override;
 
   private:
-    // Data Members
+    // Data members
     bool              sec{true};
     finalcut::FLabel  time_label{L"Time", this};
     finalcut::FLabel  time_str{L"--:--:--", this};
diff --git a/examples/windows.cpp b/examples/windows.cpp
index bb016604..9f3b7db1 100644
--- a/examples/windows.cpp
+++ b/examples/windows.cpp
@@ -58,7 +58,7 @@ class SmallWindow : public finalcut::FDialog
     void onShow (finalcut::FShowEvent*) override;
     void onTimer (finalcut::FTimerEvent*) override;
 
-    // Data Members
+    // Data members
     finalcut::FLabel left_arrow{this};
     finalcut::FLabel right_arrow{this};
     finalcut::FLabel top_left_label{this};
@@ -200,7 +200,7 @@ class Window : public finalcut::FDialog
         // Disable assignment operator (=)
         win_data& operator = (const win_data&) = delete;
 
-        // Data Members
+        // Data members
         bool is_open{false};
         finalcut::FString title{};
         SmallWindow* dgl{nullptr};
@@ -224,7 +224,7 @@ class Window : public finalcut::FDialog
     void cb_previous (finalcut::FWidget*, FDataPtr);
     void cb_destroyWindow (finalcut::FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     std::vector<win_data*>    windows{};
     finalcut::FString         drop_down_symbol{fc::BlackDownPointingTriangle};
     finalcut::FMenuBar        Menubar{this};
diff --git a/src/fcheckbox.cpp b/src/fcheckbox.cpp
index 15844b30..b6fe572e 100644
--- a/src/fcheckbox.cpp
+++ b/src/fcheckbox.cpp
@@ -54,8 +54,8 @@ FCheckBox::~FCheckBox()  // destructor
 //----------------------------------------------------------------------
 void FCheckBox::init()
 {
-  label_offset_pos = 4;
-  button_width = 4;
+  setLabelOffsetPos(4);
+  setButtonWidth(4);
   setVisibleCursor();
 }
 
@@ -84,7 +84,7 @@ void FCheckBox::drawCheckButton()
       setReverse(true);
   }
 
-  if ( checked )
+  if ( isChecked() )
     drawChecked();
   else
     drawUnchecked();
diff --git a/src/fradiobutton.cpp b/src/fradiobutton.cpp
index 7e44cd1d..a21f5bcd 100644
--- a/src/fradiobutton.cpp
+++ b/src/fradiobutton.cpp
@@ -54,8 +54,8 @@ FRadioButton::~FRadioButton()  // destructor
 //----------------------------------------------------------------------
 void FRadioButton::init()
 {
-  label_offset_pos = 4;
-  button_width = 4;
+  setLabelOffsetPos(4);
+  setButtonWidth(4);
   setVisibleCursor();
 }
 
@@ -84,7 +84,7 @@ void FRadioButton::drawRadioButton()
       setReverse(true);
   }
 
-  if ( checked )
+  if ( isChecked() )
     drawChecked();
   else
     drawUnchecked();
diff --git a/src/fscrollview.cpp b/src/fscrollview.cpp
index caea7556..6b662558 100644
--- a/src/fscrollview.cpp
+++ b/src/fscrollview.cpp
@@ -705,11 +705,11 @@ void FScrollView::copy2area()
     , y_end = int(getViewportHeight())
     , x_end = int(getViewportWidth());
 
-  // viewport width does not fit into the print_area
+  // viewport width does not fit into the printarea
   if ( printarea->width <= ax + x_end )
     x_end = printarea->width - ax;
 
-  // viewport height does not fit into the print_area
+  // viewport height does not fit into the printarea
   if ( printarea->height <= ay + y_end )
     y_end = printarea->height - ay;
 
diff --git a/src/fswitch.cpp b/src/fswitch.cpp
index d9ab8195..147e009e 100644
--- a/src/fswitch.cpp
+++ b/src/fswitch.cpp
@@ -37,7 +37,7 @@ namespace finalcut
 FSwitch::FSwitch(FWidget* parent)
   : FToggleButton(parent)
 {
-  button_width = 11;
+  setButtonWidth(11);
 }
 
 //----------------------------------------------------------------------
@@ -45,7 +45,7 @@ FSwitch::FSwitch (const FString& txt, FWidget* parent)
   : FToggleButton(txt, parent)
 {
   switch_offset_pos = txt.getLength() + 1;
-  button_width = 11;
+  setButtonWidth(11);
 }
 
 //----------------------------------------------------------------------
@@ -132,7 +132,7 @@ void FSwitch::drawCheckButton()
 {
   print() << FPoint(1 + int(switch_offset_pos), 1);
 
-  if ( checked )
+  if ( isChecked() )
     drawChecked();
   else
     drawUnchecked();
diff --git a/src/fterm.cpp b/src/fterm.cpp
index 5dfeb231..ce415d6c 100644
--- a/src/fterm.cpp
+++ b/src/fterm.cpp
@@ -1828,9 +1828,7 @@ void FTerm::init_term_encoding()
 //----------------------------------------------------------------------
 void FTerm::init_individual_term_encoding()
 {
-  if ( isLinuxTerm()
-    || isCygwinTerminal()
-    || isNewFont()
+  if ( isNewFont()
     || (isPuttyTerminal() && ! data->isUTF8())
     || (isTeraTerm() && ! data->isUTF8()) )
   {
@@ -1839,9 +1837,7 @@ void FTerm::init_individual_term_encoding()
 
     if ( hasUTF8() && init_values.encoding == fc::UNKNOWN )
     {
-      if ( isLinuxTerm() )
-        setUTF8(false);
-      else if ( isXTerminal() )
+      if ( isXTerminal() )
         Fputchar = &FTerm::putchar_UTF8;  // function pointer
     }
   }
diff --git a/src/ftermbuffer.cpp b/src/ftermbuffer.cpp
index 328f9f0b..90206722 100644
--- a/src/ftermbuffer.cpp
+++ b/src/ftermbuffer.cpp
@@ -100,7 +100,7 @@ int FTermBuffer::write (wchar_t c)
 //----------------------------------------------------------------------
 void FTermBuffer::write (const FColorPair& pair)
 {
-  FVTerm::setColor(pair.fg_color, pair.bg_color);
+  FVTerm::setColor(pair.getForegroundColor(), pair.getBackgroundColor());
 }
 
 
diff --git a/src/fvterm.cpp b/src/fvterm.cpp
index 94316a41..7ea4c951 100644
--- a/src/fvterm.cpp
+++ b/src/fvterm.cpp
@@ -599,7 +599,7 @@ void FVTerm::print (const FPoint& p)
 //----------------------------------------------------------------------
 void FVTerm::print (const FColorPair& pair)
 {
-  setColor (pair.fg_color, pair.bg_color);
+  setColor (pair.getForegroundColor(), pair.getBackgroundColor());
 }
 
 
diff --git a/src/include/final/emptyfstring.h b/src/include/final/emptyfstring.h
index 9ebe9a65..6e195596 100644
--- a/src/include/final/emptyfstring.h
+++ b/src/include/final/emptyfstring.h
@@ -59,7 +59,7 @@ public:
   static void clear();
 
 private:
-  // Data Member
+  // Data member
   static const FString* empty_string;
 };
 #pragma pack(pop)
diff --git a/src/include/final/fapplication.h b/src/include/final/fapplication.h
index caf7081c..6e083f98 100644
--- a/src/include/final/fapplication.h
+++ b/src/include/final/fapplication.h
@@ -187,7 +187,7 @@ class FApplication : public FWidget
     void                  performTimerAction ( const FObject*
                                              , const FEvent* ) override;
 
-    // Data Members
+    // Data members
     int                   app_argc;
     char**                app_argv;
     uInt64                key_timeout{100000};        // 100 ms
diff --git a/src/include/final/fbutton.h b/src/include/final/fbutton.h
index 729d2103..177b283d 100644
--- a/src/include/final/fbutton.h
+++ b/src/include/final/fbutton.h
@@ -158,7 +158,7 @@ class FButton : public FWidget
     void                updateButtonColor();
     void                processClick();
 
-    // Data Members
+    // Data members
     FString      text{};
     bool         button_down{false};
     bool         active_focus{false};
diff --git a/src/include/final/fbuttongroup.h b/src/include/final/fbuttongroup.h
index c5c58ae1..1b6bf5f6 100644
--- a/src/include/final/fbuttongroup.h
+++ b/src/include/final/fbuttongroup.h
@@ -140,7 +140,7 @@ class FButtonGroup : public FScrollView
     // Callback method
     void                cb_buttonToggled (FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     FString        text{};
     FObjectList    buttonlist{};
 };
diff --git a/src/include/final/fcolorpair.h b/src/include/final/fcolorpair.h
index a096535d..13183d20 100644
--- a/src/include/final/fcolorpair.h
+++ b/src/include/final/fcolorpair.h
@@ -53,14 +53,14 @@ class FColorPair
   public:
     // Constructors
     explicit FColorPair (FColor fg = fc::Default, FColor bg = fc::Default)
-      : fg_color(fg)
-      , bg_color(bg)
+      : fg_color{fg}
+      , bg_color{bg}
     { }
 
     // Copy constructor
     FColorPair (const FColorPair& pair)
-      : fg_color(pair.fg_color)
-      , bg_color(pair.bg_color)
+      : fg_color{pair.fg_color}
+      , bg_color{pair.bg_color}
     { }
 
     // Destructor
@@ -78,13 +78,39 @@ class FColorPair
     const char* getClassName() const
     { return "FColorPair"; }
 
+    FColor getForegroundColor() const
+    { return fg_color; }
+
+    FColor getBackgroundColor() const
+    { return bg_color; }
+
+    // Mutators
+    void setForegroundColor (FColor color)
+    { fg_color = color; }
+
+    void setBackgroundColor (FColor color)
+    { bg_color = color; }
+
+    void setColorPair (const FColorPair& pair)
+    {
+      fg_color = pair.fg_color;
+      bg_color = pair.bg_color;
+    }
+
+    void setColorPair (FColor fg, FColor bg)
+    {
+      fg_color = fg;
+      bg_color = bg;
+    }
+
     // Methods
     void swap()
     {
       std::swap (fg_color, bg_color);
     }
 
-    // Data Members
+  private:
+    // Data members
     FColor fg_color;  // Foreground color
     FColor bg_color;  // Background color
 };
diff --git a/src/include/final/fdialog.h b/src/include/final/fdialog.h
index 4ecef800..fcad0f2c 100644
--- a/src/include/final/fdialog.h
+++ b/src/include/final/fdialog.h
@@ -218,7 +218,7 @@ class FDialog : public FWindow
     void                cb_zoom (FWidget*, FDataPtr);
     void                cb_close (FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     FString             tb_text{};  // title bar text
     int                 result_code{FDialog::Reject};
     bool                zoom_button_pressed{false};
diff --git a/src/include/final/ffiledialog.h b/src/include/final/ffiledialog.h
index a6d4615c..c3ca69a6 100644
--- a/src/include/final/ffiledialog.h
+++ b/src/include/final/ffiledialog.h
@@ -196,7 +196,7 @@ class FFileDialog : public FDialog
     void                 cb_processOpen (FWidget*, FDataPtr);
     void                 cb_processShowHidden (FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     static FSystem*  fsystem;
     DIR*             directory_stream{nullptr};
     dirEntries       dir_entries{};
diff --git a/src/include/final/fkeyboard.h b/src/include/final/fkeyboard.h
index 4d045cdd..2d6511d3 100644
--- a/src/include/final/fkeyboard.h
+++ b/src/include/final/fkeyboard.h
@@ -64,7 +64,7 @@ class FKeyboardCommand final
     void execute();
 
   private:
-    // Data Members
+    // Data members
     FApplication* instance{nullptr};
     void (FApplication::*handler)(){nullptr};
 };
@@ -159,7 +159,7 @@ class FKeyboard final
     void                keyReleased();
     void                escapeKeyPressed();
 
-    // Data Members
+    // Data members
     FKey                key{0};
     char                read_buf[READ_BUF_SIZE]{'\0'};
     char                fifo_buf[FIFO_BUF_SIZE]{'\0'};
diff --git a/src/include/final/flabel.h b/src/include/final/flabel.h
index 9154d54e..898bec6a 100644
--- a/src/include/final/flabel.h
+++ b/src/include/final/flabel.h
@@ -152,7 +152,7 @@ class FLabel : public FWidget
     void                printLine ( wchar_t[], std::size_t
                                   , std::size_t, std::size_t = 0 );
 
-    // Data Members
+    // Data members
     FStringList        multiline_text{};
     bool               multiline{false};
     FString            text{};
diff --git a/src/include/final/flineedit.h b/src/include/final/flineedit.h
index cffc7401..a732c806 100644
--- a/src/include/final/flineedit.h
+++ b/src/include/final/flineedit.h
@@ -185,7 +185,7 @@ class FLineEdit : public FWidget
     void                processActivate();
     void                processChanged();
 
-    // Data Members
+    // Data members
     FString      text{""};
     FString      label_text{""};
     FLabel*      label{};
diff --git a/src/include/final/flistbox.h b/src/include/final/flistbox.h
index a1d9b9d0..224581dc 100644
--- a/src/include/final/flistbox.h
+++ b/src/include/final/flistbox.h
@@ -102,7 +102,7 @@ class FListBoxItem
     // Friend classes
     friend class FListBox;
 
-    // Data Members
+    // Data members
     FString           text{};
     FDataPtr          data_pointer{nullptr};
     fc::brackets_type brackets{fc::NoBrackets};
@@ -326,7 +326,7 @@ class FListBox : public FWidget
                                          , FDataPtr
                                          , int index ){nullptr};
 
-    // Data Members
+    // Data members
     listBoxItems    itemlist{};
     FDataPtr        source_container{nullptr};
     convert_type    conv_type{FListBox::no_convert};
diff --git a/src/include/final/flistview.h b/src/include/final/flistview.h
index a4a89dc6..53e94ffe 100644
--- a/src/include/final/flistview.h
+++ b/src/include/final/flistview.h
@@ -128,7 +128,7 @@ class FListViewItem : public FObject
     std::size_t         getVisibleLines();
     void                resetVisibleLineCounter();
 
-    // Data Members
+    // Data members
     FStringList      column_list{};
     FDataPtr         data_pointer{nullptr};
     FObjectIterator  root{};
@@ -226,7 +226,7 @@ class FListViewIterator
     void                nextElement (FObjectIterator&);
     void                prevElement (FObjectIterator&);
 
-    // Data Members
+    // Data members
     FObjectIteratorStack iter_path{};
     FObjectIterator      node{};
     int                  position{0};
@@ -360,7 +360,7 @@ class FListView : public FWidget
     void                 onFocusIn (FFocusEvent*) override;
     void                 onFocusOut (FFocusEvent*) override;
 
-    // Data Members
+    // Data members
     static FObjectIterator null_iter;
 
   protected:
@@ -447,7 +447,7 @@ class FListView : public FWidget
     void                 cb_VBarChange (FWidget*, FDataPtr);
     void                 cb_HBarChange (FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     FObjectIterator      root{};
     FObjectList          selflist{};
     FObjectList          itemlist{};
diff --git a/src/include/final/fmenu.h b/src/include/final/fmenu.h
index 75a19a30..e1e25c33 100644
--- a/src/include/final/fmenu.h
+++ b/src/include/final/fmenu.h
@@ -229,7 +229,7 @@ class FMenu : public FWindow, public FMenuList
     friend class FMenuItem;
     friend class FRadioMenuItem;
 
-    // Data Members
+    // Data members
     FMenuItem    item{};
     FWidget*     super_menu{nullptr};
     FMenu*       opened_sub_menu{nullptr};
diff --git a/src/include/final/fmenubar.h b/src/include/final/fmenubar.h
index c0df931e..65a5221a 100644
--- a/src/include/final/fmenubar.h
+++ b/src/include/final/fmenubar.h
@@ -154,7 +154,7 @@ class FMenuBar : public FWindow, public FMenuList
     friend class FMenu;
     friend class FMenuItem;
 
-    // Data Members
+    // Data members
     bool        mouse_down{false};
     bool        drop_down{false};
     bool        focus_changed{false};
diff --git a/src/include/final/fmenuitem.h b/src/include/final/fmenuitem.h
index 83244134..66602f4e 100644
--- a/src/include/final/fmenuitem.h
+++ b/src/include/final/fmenuitem.h
@@ -176,7 +176,7 @@ class FMenuItem : public FWidget
 
     virtual void        processClicked();
 
-    // Data Members
+    // Data members
     FString      text{};
     bool         selected{false};
     bool         separator{false};
diff --git a/src/include/final/fmenulist.h b/src/include/final/fmenulist.h
index 971d52b5..c73ecafe 100644
--- a/src/include/final/fmenulist.h
+++ b/src/include/final/fmenulist.h
@@ -99,7 +99,7 @@ class FMenuList
     void                     unselectItem();
 
   private:
-    // Data Members
+    // Data members
     FMenuItem*               selected_item{};
     std::vector<FMenuItem*>  item_list{};
 };
diff --git a/src/include/final/fmessagebox.h b/src/include/final/fmessagebox.h
index d889b947..0c6a71ef 100644
--- a/src/include/final/fmessagebox.h
+++ b/src/include/final/fmessagebox.h
@@ -155,7 +155,7 @@ class FMessageBox : public FDialog
     void                resizeButtons();
     void                adjustButtons();
 
-    // Data Members
+    // Data members
     FString       headline_text{};
     FString       text{};
     FString*      text_components{nullptr};
diff --git a/src/include/final/fmouse.h b/src/include/final/fmouse.h
index 33b89cc6..c034a405 100644
--- a/src/include/final/fmouse.h
+++ b/src/include/final/fmouse.h
@@ -182,7 +182,7 @@ class FMouse
     bool                isDblclickTimeout (timeval*);
 
   private:
-    // Data Members
+    // Data members
     button              b_state{};
     bool                mouse_event_occurred{false};
     bool                input_data_pending{false};
@@ -247,7 +247,7 @@ class FMouseGPM final : public FMouse
     // Method
     int                gpmEvent (bool = true);
 
-    // Data Member
+    // Data member
     Gpm_Event          gpm_ev{};
     bool               has_gpm_mouse_data{false};
     bool               gpm_mouse_enabled{false};
@@ -325,7 +325,7 @@ class FMouseX11 final : public FMouse
     void         setMoveState (const FPoint&, int);
     void         setButtonState (int, struct timeval*);
 
-    // Data Member
+    // Data member
     char  x11_mouse[MOUSE_BUF_SIZE]{'\0'};
     uChar x11_button_state{all_buttons_released};
 };
@@ -388,7 +388,7 @@ class FMouseSGR final : public FMouse
     void         setPressedButtonState (int, struct timeval*);
     void         setReleasedButtonState (int);
 
-    // Data Members
+    // Data members
     char  sgr_mouse[MOUSE_BUF_SIZE]{'\0'};
     uChar sgr_button_state{0x23};
 };
@@ -451,7 +451,7 @@ class FMouseUrxvt final : public FMouse
     void         setMoveState (const FPoint&, int);
     void         setButtonState (int, struct timeval*);
 
-    // Data Members
+    // Data members
     char  urxvt_mouse[MOUSE_BUF_SIZE]{'\0'};
     uChar urxvt_button_state{all_buttons_released};
 };
@@ -525,7 +525,7 @@ class FMouseControl
     void                enableXTermMouse();
     void                disableXTermMouse();
 
-    // Data Member
+    // Data member
     FMouseProtocol mouse_protocol{};
     FPoint         zero_point{0, 0};
     bool           use_gpm_mouse{false};
diff --git a/src/include/final/fobject.h b/src/include/final/fobject.h
index 287cce43..477a31f2 100644
--- a/src/include/final/fobject.h
+++ b/src/include/final/fobject.h
@@ -157,7 +157,7 @@ class FObject
     // Method
     virtual void performTimerAction (const FObject*, const FEvent*);
 
-    // Data Members
+    // Data members
     FObject*            parent_obj{nullptr};
     FObjectList         children_list{};  // no children yet
     bool                has_parent{false};
diff --git a/src/include/final/foptiattr.h b/src/include/final/foptiattr.h
index 23f670ce..39810447 100644
--- a/src/include/final/foptiattr.h
+++ b/src/include/final/foptiattr.h
@@ -185,7 +185,7 @@ class FOptiAttr final
 
   private:
     // Typedefs and Enumerations
-    typedef struct
+    typedef struct alignas(alignof(char*))
     {
       char* cap;
       bool  caused_reset;
@@ -284,7 +284,7 @@ class FOptiAttr final
     bool  switchOff();
     bool  append_sequence (char[]);
 
-    // Data Members
+    // Data members
     capability F_enter_bold_mode{};
     capability F_exit_bold_mode{};
     capability F_enter_dim_mode{};
diff --git a/src/include/final/foptimove.h b/src/include/final/foptimove.h
index bd26b236..7da5982e 100644
--- a/src/include/final/foptimove.h
+++ b/src/include/final/foptimove.h
@@ -208,7 +208,7 @@ class FOptiMove final
     // Friend function
     friend void printDurations (const FOptiMove&);
 
-    // Data Members
+    // Data members
     capability  F_cursor_home{};
     capability  F_carriage_return{};
     capability  F_cursor_to_ll{};
diff --git a/src/include/final/fpoint.h b/src/include/final/fpoint.h
index 058c993d..792923d9 100644
--- a/src/include/final/fpoint.h
+++ b/src/include/final/fpoint.h
@@ -90,7 +90,7 @@ class FPoint
     int&                y_ref();
 
   private:
-    // Data Members
+    // Data members
     int xpos{0};
     int ypos{0};
 };
diff --git a/src/include/final/fprogressbar.h b/src/include/final/fprogressbar.h
index ae6a2cbb..d5a2f98d 100644
--- a/src/include/final/fprogressbar.h
+++ b/src/include/final/fprogressbar.h
@@ -106,7 +106,7 @@ class FProgressbar : public FWidget
     std::size_t         drawProgressIndicator();
     void                drawProgressBackground (std::size_t);
 
-    // Data Members
+    // Data members
     std::size_t  percentage{NOT_SET};
     std::size_t  bar_length{getWidth()};
 };
diff --git a/src/include/final/frect.h b/src/include/final/frect.h
index 5631bb2a..3e7c487a 100644
--- a/src/include/final/frect.h
+++ b/src/include/final/frect.h
@@ -138,7 +138,7 @@ class FRect
     FRect               combined (const FRect&) const;
 
   private:
-    // Data Members
+    // Data members
     int X1{0};
     int Y1{0};
     int X2{-1};
diff --git a/src/include/final/fscrollbar.h b/src/include/final/fscrollbar.h
index 93b0c34f..e562daa1 100644
--- a/src/include/final/fscrollbar.h
+++ b/src/include/final/fscrollbar.h
@@ -143,7 +143,7 @@ class FScrollbar : public FWidget
     void                avoidScrollOvershoot();
     void                processScroll();
 
-    // Data Members
+    // Data members
     sType           scroll_type{FScrollbar::noScroll};
     bool            threshold_reached{false};
     int             threshold_time{500};
diff --git a/src/include/final/fscrollview.h b/src/include/final/fscrollview.h
index 77d458b8..0595a033 100644
--- a/src/include/final/fscrollview.h
+++ b/src/include/final/fscrollview.h
@@ -181,7 +181,7 @@ class FScrollView : public FWidget
     void                cb_VBarChange (FWidget*, FDataPtr);
     void                cb_HBarChange (FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     FRect             scroll_geometry{1, 1, 1, 1};
     FRect             viewport_geometry{};
     term_area*        viewport{nullptr};  // virtual scroll content
diff --git a/src/include/final/fsize.h b/src/include/final/fsize.h
index 399fa02c..f27c20c9 100644
--- a/src/include/final/fsize.h
+++ b/src/include/final/fsize.h
@@ -98,7 +98,7 @@ class FSize
     std::size_t&        height_ref();
 
   private:
-    // Data Members
+    // Data members
     std::size_t width{0};
     std::size_t height{0};
 };
diff --git a/src/include/final/fstatusbar.h b/src/include/final/fstatusbar.h
index d01592b0..044860bf 100644
--- a/src/include/final/fstatusbar.h
+++ b/src/include/final/fstatusbar.h
@@ -124,7 +124,7 @@ class FStatusKey : public FWidget
     // Friend class
     friend class FStatusBar;
 
-    // Data Members
+    // Data members
     FKey        key{0};
     FString     text{};
     bool        active{false};
@@ -250,7 +250,7 @@ class FStatusBar : public FWindow
     void                drawKey (keyList::const_iterator);
     void                drawActiveKey (keyList::const_iterator);
 
-    // Data Members
+    // Data members
     keyList             key_list{};
     FString             text{""};
     bool                mouse_down{};
diff --git a/src/include/final/fstring.h b/src/include/final/fstring.h
index 9c6730dd..34ff7067 100644
--- a/src/include/final/fstring.h
+++ b/src/include/final/fstring.h
@@ -274,7 +274,7 @@ class FString
     wchar_t* c_to_wc_str (const char[]) const;
     wchar_t* extractToken (wchar_t*[], const wchar_t[], const wchar_t[]);
 
-    // Data Members
+    // Data members
     wchar_t*      string{nullptr};
     std::size_t   length{0};
     std::size_t   bufsize{0};
diff --git a/src/include/final/fswitch.h b/src/include/final/fswitch.h
index d8a859ee..80db0101 100644
--- a/src/include/final/fswitch.h
+++ b/src/include/final/fswitch.h
@@ -103,7 +103,7 @@ class FSwitch : public FToggleButton
     void                drawChecked();
     void                drawUnchecked();
 
-    // Data Members
+    // Data members
     std::size_t  switch_offset_pos{0};
     bool         button_pressed{false};
 };
diff --git a/src/include/final/fterm.h b/src/include/final/fterm.h
index 02f78c5c..69224034 100644
--- a/src/include/final/fterm.h
+++ b/src/include/final/fterm.h
@@ -305,7 +305,7 @@ class FTerm final
       __attribute__((noreturn))
     #endif
                            ;
-    // Data Members
+    // Data members
     static struct initializationValues
     {
       public:
@@ -401,7 +401,7 @@ class FTerm final
     static void            resetSignalHandler();
     static void            signal_handler (int);
 
-    // Data Members
+    // Data members
     static FTermData*      data;
     static FSystem*        fsys;
     static FOptiMove*      opti_move;
diff --git a/src/include/final/ftermcap.h b/src/include/final/ftermcap.h
index 63d0b6d3..88b0ece2 100644
--- a/src/include/final/ftermcap.h
+++ b/src/include/final/ftermcap.h
@@ -97,7 +97,7 @@ class FTermcap final
     // Methods
     static void init();
 
-    // Data Members
+    // Data members
     static bool      background_color_erase;
     static bool      can_change_color_palette;
     static bool      automatic_left_margin;
@@ -122,7 +122,7 @@ class FTermcap final
     static void      termcapKeys (char*&);
     static void      termcapKeysVt100 (char*&);
 
-    // Data Member
+    // Data member
     static FTermData*      fterm_data;
     static FTermDetection* term_detection;
 };
diff --git a/src/include/final/ftermcapquirks.h b/src/include/final/ftermcapquirks.h
index 41411eaf..e24f95e1 100644
--- a/src/include/final/ftermcapquirks.h
+++ b/src/include/final/ftermcapquirks.h
@@ -81,7 +81,7 @@ class FTermcapQuirks final
     static void general();
     static void ecma48();
 
-    // Data Members
+    // Data members
     static FTermData*          fterm_data;
     static FTermDetection*     term_detection;
 };
diff --git a/src/include/final/ftermdata.h b/src/include/final/ftermdata.h
index 80e78382..6c25634e 100644
--- a/src/include/final/ftermdata.h
+++ b/src/include/final/ftermdata.h
@@ -128,7 +128,7 @@ class FTermData final
 #endif
 
   private:
-    // Data Members
+    // Data members
     encodingMap       encoding_list{};
     charSubstitution  char_substitution_map{};
     fc::encoding      term_encoding{fc::UNKNOWN};
diff --git a/src/include/final/ftermdebugdata.h b/src/include/final/ftermdebugdata.h
index f6f36eb8..3bbebac2 100644
--- a/src/include/final/ftermdebugdata.h
+++ b/src/include/final/ftermdebugdata.h
@@ -77,7 +77,7 @@ class FTermDebugData final
     static void    init();
 
   private:
-    // Data Members
+    // Data members
     static FTermData*      data;
     static FTermDetection* term_detection;
 };
diff --git a/src/include/final/ftermdetection.h b/src/include/final/ftermdetection.h
index 4bfb2edb..b18a2cf7 100644
--- a/src/include/final/ftermdetection.h
+++ b/src/include/final/ftermdetection.h
@@ -186,7 +186,7 @@ class FTermDetection final
     static char*          secDA_Analysis_85 (char[]);
     static char*          secDA_Analysis_vte (char[]);
 
-    // Data Members
+    // Data members
 #if DEBUG
     static char           termtype_256color[256];
     static char           termtype_Answerback[256];
diff --git a/src/include/final/ftermfreebsd.h b/src/include/final/ftermfreebsd.h
index 6c463ad5..3be6601c 100644
--- a/src/include/final/ftermfreebsd.h
+++ b/src/include/final/ftermfreebsd.h
@@ -126,7 +126,7 @@ class FTermFreeBSD final
     static bool        resetFreeBSDAlt2Meta();
     static bool        setFreeBSDCursorStyle (CursorStyle);
 
-    // Data Members
+    // Data members
     static uInt        bsd_alt_keymap;
     static CursorStyle cursor_style;
     static bool        change_cursorstyle;
diff --git a/src/include/final/ftermios.h b/src/include/final/ftermios.h
index d4c5e33b..37f0c7ce 100644
--- a/src/include/final/ftermios.h
+++ b/src/include/final/ftermios.h
@@ -85,7 +85,7 @@ class FTermios final
     static uInt    getBaudRate();
 
   private:
-    // Data Members
+    // Data members
     static int    stdin_no;
     static int    stdout_no;
     static int    stderr_no;
diff --git a/src/include/final/ftermlinux.h b/src/include/final/ftermlinux.h
index 1021fd3e..2df3100c 100644
--- a/src/include/final/ftermlinux.h
+++ b/src/include/final/ftermlinux.h
@@ -177,7 +177,7 @@ class FTermLinux final
     static void          initSpecialCharacter();
     static void          characterFallback (wchar_t, std::vector<wchar_t>);
 
-    // Data Members
+    // Data members
 #if defined(__linux__)
     static bool                   vga_font;
     static bool                   new_font;
diff --git a/src/include/final/ftermopenbsd.h b/src/include/final/ftermopenbsd.h
index 702ef986..06d64c16 100644
--- a/src/include/final/ftermopenbsd.h
+++ b/src/include/final/ftermopenbsd.h
@@ -113,7 +113,7 @@ class FTermOpenBSD final
     static bool        setBSDConsoleMetaEsc();
     static bool        resetBSDConsoleEncoding();
 
-    // Data Members
+    // Data members
     static kbd_t       bsd_keyboard_encoding;
     static bool        meta_sends_escape;
     static FSystem*    fsystem;
diff --git a/src/include/final/ftermxterminal.h b/src/include/final/ftermxterminal.h
index f9537166..cd485a1c 100644
--- a/src/include/final/ftermxterminal.h
+++ b/src/include/final/ftermxterminal.h
@@ -138,7 +138,7 @@ class FTermXTerminal final
     static void           enableXTermMetaSendsESC();
     static void           disableXTermMetaSendsESC();
 
-    // Data Members
+    // Data members
     static bool                 mouse_support;
     static bool                 meta_sends_esc;
     static bool                 xterm_default_colors;
diff --git a/src/include/final/ftextview.h b/src/include/final/ftextview.h
index 1b276317..eaa86440 100644
--- a/src/include/final/ftextview.h
+++ b/src/include/final/ftextview.h
@@ -157,7 +157,7 @@ class FTextView : public FWidget
     void                cb_VBarChange (FWidget*, FDataPtr);
     void                cb_HBarChange (FWidget*, FDataPtr);
 
-    // Data Members
+    // Data members
     FStringList        data{};
     FScrollbarPtr      vbar{nullptr};
     FScrollbarPtr      hbar{nullptr};
diff --git a/src/include/final/ftogglebutton.h b/src/include/final/ftogglebutton.h
index c7ebac7f..d5449229 100644
--- a/src/include/final/ftogglebutton.h
+++ b/src/include/final/ftogglebutton.h
@@ -128,6 +128,8 @@ class FToggleButton : public FWidget
 
     // Mutator
     void                setHotkeyAccelerator();
+    void                setButtonWidth (std::size_t);
+    void                setLabelOffsetPos (std::size_t);
 
     // Inquiries
     bool                isRadioButton() const;
@@ -143,11 +145,6 @@ class FToggleButton : public FWidget
     // Event handler
     void                onKeyPress (FKeyEvent*) override;
 
-    // Data Members
-    bool          checked{false};
-    std::size_t   label_offset_pos{0};
-    std::size_t   button_width{0};  // plus margin spaces
-
   private:
     // Constants
     static constexpr std::size_t NOT_SET = static_cast<std::size_t>(-1);
@@ -162,10 +159,13 @@ class FToggleButton : public FWidget
     // Friend classes
     friend class FButtonGroup;
 
-    // Data Members
+    // Data members
     FButtonGroup* button_group{nullptr};
-    bool          focus_inside_group{true};
     FString       text{};
+    std::size_t   label_offset_pos{0};
+    std::size_t   button_width{0};  // plus margin spaces
+    bool          focus_inside_group{true};
+    bool          checked{false};
 };
 #pragma pack(pop)
 
@@ -223,6 +223,14 @@ inline bool FToggleButton::isChecked()
 inline FButtonGroup* FToggleButton::getGroup() const
 { return button_group; }
 
+//----------------------------------------------------------------------
+inline void FToggleButton::setButtonWidth (std::size_t width)
+{ button_width = width; }
+
+//----------------------------------------------------------------------
+inline void FToggleButton::setLabelOffsetPos (std::size_t offset)
+{ label_offset_pos = offset; }
+
 //----------------------------------------------------------------------
 inline bool FToggleButton::hasGroup() const
 { return button_group; }
diff --git a/src/include/final/ftooltip.h b/src/include/final/ftooltip.h
index 2c807aed..1d416f4a 100644
--- a/src/include/final/ftooltip.h
+++ b/src/include/final/ftooltip.h
@@ -108,7 +108,7 @@ class FToolTip : public FWindow
     void                calculateDimensions();
     void                adjustSize() override;
 
-    // Data Members
+    // Data members
     FString       text{};
     FString*      text_components{nullptr};
     FStringList   text_split{};
diff --git a/src/include/final/ftypes.h b/src/include/final/ftypes.h
index bc8a5990..2b8980d6 100644
--- a/src/include/final/ftypes.h
+++ b/src/include/final/ftypes.h
@@ -118,7 +118,7 @@ typedef struct
 
   union attribute
   {
-    struct
+    struct alignas(4)
     {
       // Attribute byte #0
       uInt8 bold          : 1;  // bold
@@ -144,7 +144,7 @@ typedef struct
       uInt8               : 6;  // padding bits
     } bit;
 
-    uInt8 byte[3];
+    alignas(4) uInt8 byte[3];
   } attr;
 } charData;
 #pragma pack(pop)
diff --git a/src/include/final/fvterm.h b/src/include/final/fvterm.h
index c6fa1b15..534e6bc2 100644
--- a/src/include/final/fvterm.h
+++ b/src/include/final/fvterm.h
@@ -414,13 +414,6 @@ class FVTerm
       __attribute__((noreturn))
     #endif
                            ;
-
-    // Data Members
-  private:
-    term_area* print_area{nullptr};        // print area for this object
-    term_area* child_print_area{nullptr};  // print area for children
-    term_area* vwin{nullptr};              // virtual window
-
   private:
     // Enumeration
     enum exit_state
@@ -472,7 +465,10 @@ class FVTerm
     static void           appendOutputBuffer (const char[]);
     static int            appendOutputBuffer (int);
 
-    // Data Members
+    // Data members
+    term_area*              print_area{nullptr};        // print area for this object
+    term_area*              child_print_area{nullptr};  // print area for children
+    term_area*              vwin{nullptr};              // virtual window
     static FSystem*         fsystem;
     static FTerm*           fterm;
     static term_area*       vterm;        // virtual terminal
@@ -495,6 +491,7 @@ class FVTerm
     static uInt             clr_bol_length;
     static uInt             clr_eol_length;
     static uInt             cursor_address_length;
+
 };
 #pragma pack(pop)
 
diff --git a/src/include/final/fwidget.h b/src/include/final/fwidget.h
index 0791ba72..2e6dfc18 100644
--- a/src/include/final/fwidget.h
+++ b/src/include/final/fwidget.h
@@ -429,7 +429,7 @@ class FWidget : public FVTerm, public FObject
     void                  drawBlockShadow (int, int, int, int);
     static void           setColorTheme();
 
-    // Data Members
+    // Data members
     FPoint                widget_cursor_position{-1, -1};
 
     struct widget_size_hints
diff --git a/src/include/final/fwidgetcolors.h b/src/include/final/fwidgetcolors.h
index 63e6a32f..485401db 100644
--- a/src/include/final/fwidgetcolors.h
+++ b/src/include/final/fwidgetcolors.h
@@ -54,7 +54,7 @@ class FWidgetColors final
     void set8ColorTheme();
     void set16ColorTheme();
 
-    // Data Members
+    // Data members
     FColor term_fg{fc::Default};
     FColor term_bg{fc::Default};
     FColor list_fg{fc::Default};
diff --git a/src/include/final/fwindow.h b/src/include/final/fwindow.h
index 865b76be..187cccf8 100644
--- a/src/include/final/fwindow.h
+++ b/src/include/final/fwindow.h
@@ -174,7 +174,7 @@ class FWindow : public FWidget
     static void         deleteFromAlwaysOnTopList (FWidget*);
     static void         processAlwaysOnTop();
 
-    // Data Members
+    // Data members
     bool                window_active{false};
     bool                zoomed{false};
     FWidget*            win_focus_widget{nullptr};
diff --git a/test/conemu.h b/test/conemu.h
index 25941b1f..3c0a85cb 100644
--- a/test/conemu.h
+++ b/test/conemu.h
@@ -131,7 +131,7 @@ class ConEmu
     void        closeSlavePTY();
     void        parseTerminalBuffer (std::size_t, console);
 
-    // Data Members
+    // Data members
     int          fd_stdin{fileno(stdin)};
     int          fd_stdout{fileno(stdout)};
     int          fd_stderr{fileno(stderr)};
@@ -148,7 +148,7 @@ class ConEmu
 bool* ConEmu::shared_state = nullptr;
 
 
-// private Data Member of ConEmu
+// private data member of ConEmu
 //----------------------------------------------------------------------
 char* ConEmu::colorname[] =
 {
diff --git a/test/fcolorpair-test.cpp b/test/fcolorpair-test.cpp
index 05f6b095..00b6be37 100644
--- a/test/fcolorpair-test.cpp
+++ b/test/fcolorpair-test.cpp
@@ -50,6 +50,7 @@ class FColorPairTest : public CPPUNIT_NS::TestFixture
     void noArgumentTest();
     void copyConstructorTest();
     void assignmentTest();
+    void setColorTest();
     void swapTest();
 
   private:
@@ -61,6 +62,7 @@ class FColorPairTest : public CPPUNIT_NS::TestFixture
     CPPUNIT_TEST (noArgumentTest);
     CPPUNIT_TEST (copyConstructorTest);
     CPPUNIT_TEST (assignmentTest);
+    CPPUNIT_TEST (setColorTest);
     CPPUNIT_TEST (swapTest);
 
     // End of test suite definition
@@ -80,8 +82,8 @@ void FColorPairTest::classNameTest()
 void FColorPairTest::noArgumentTest()
 {
   const finalcut::FColorPair pair{};
-  CPPUNIT_ASSERT ( pair.fg_color == finalcut::fc::Default );
-  CPPUNIT_ASSERT ( pair.bg_color == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( pair.getForegroundColor() == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( pair.getBackgroundColor() == finalcut::fc::Default );
 }
 
 //----------------------------------------------------------------------
@@ -89,18 +91,18 @@ void FColorPairTest::copyConstructorTest()
 {
   const finalcut::FColorPair p1a;
   finalcut::FColorPair p1b (p1a);
-  CPPUNIT_ASSERT ( p1b.fg_color == finalcut::fc::Default );
-  CPPUNIT_ASSERT ( p1b.bg_color == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( p1b.getForegroundColor() == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( p1b.getBackgroundColor() == finalcut::fc::Default );
 
   const finalcut::FColorPair p2a (finalcut::fc::Yellow );
   const finalcut::FColorPair p2b (p2a);
-  CPPUNIT_ASSERT ( p2b.fg_color == finalcut::fc::Yellow );
-  CPPUNIT_ASSERT ( p2b.bg_color == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( p2b.getForegroundColor() == finalcut::fc::Yellow );
+  CPPUNIT_ASSERT ( p2b.getBackgroundColor() == finalcut::fc::Default );
 
   const finalcut::FColorPair p3a (finalcut::fc::Red, finalcut::fc::Black);
   const finalcut::FColorPair p3b (p3a);
-  CPPUNIT_ASSERT ( p3b.fg_color == finalcut::fc::Red );
-  CPPUNIT_ASSERT ( p3b.bg_color == finalcut::fc::Black );
+  CPPUNIT_ASSERT ( p3b.getForegroundColor() == finalcut::fc::Red );
+  CPPUNIT_ASSERT ( p3b.getBackgroundColor() == finalcut::fc::Black );
 }
 
 //----------------------------------------------------------------------
@@ -108,18 +110,41 @@ void FColorPairTest::assignmentTest()
 {
   const finalcut::FColorPair p1a;
   const finalcut::FColorPair p1b = p1a;
-  CPPUNIT_ASSERT ( p1b.fg_color == finalcut::fc::Default );
-  CPPUNIT_ASSERT ( p1b.bg_color == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( p1b.getForegroundColor() == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( p1b.getBackgroundColor() == finalcut::fc::Default );
 
   const finalcut::FColorPair p2a (finalcut::fc::Yellow );
   const finalcut::FColorPair p2b = p2a;
-  CPPUNIT_ASSERT ( p2b.fg_color == finalcut::fc::Yellow );
-  CPPUNIT_ASSERT ( p2b.bg_color == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( p2b.getForegroundColor() == finalcut::fc::Yellow );
+  CPPUNIT_ASSERT ( p2b.getBackgroundColor() == finalcut::fc::Default );
 
   const finalcut::FColorPair p3a (finalcut::fc::Red, finalcut::fc::Black);
   const finalcut::FColorPair p3b = p3a;
-  CPPUNIT_ASSERT ( p3b.fg_color == finalcut::fc::Red );
-  CPPUNIT_ASSERT ( p3b.bg_color == finalcut::fc::Black );
+  CPPUNIT_ASSERT ( p3b.getForegroundColor() == finalcut::fc::Red );
+  CPPUNIT_ASSERT ( p3b.getBackgroundColor() == finalcut::fc::Black );
+}
+
+//----------------------------------------------------------------------
+void FColorPairTest::setColorTest()
+{
+  finalcut::FColorPair p1;
+  p1.setForegroundColor (finalcut::fc::DarkGreen);
+  CPPUNIT_ASSERT ( p1.getForegroundColor() == finalcut::fc::DarkGreen );
+  CPPUNIT_ASSERT ( p1.getBackgroundColor() == finalcut::fc::Default );
+
+  finalcut::FColorPair p2 (finalcut::fc::Yellow);
+  p2.setBackgroundColor (finalcut::fc::DeepSkyBlue1);
+  CPPUNIT_ASSERT ( p2.getForegroundColor() == finalcut::fc::Yellow );
+  CPPUNIT_ASSERT ( p2.getBackgroundColor() == finalcut::fc::DeepSkyBlue1 );
+
+  finalcut::FColorPair p3 (finalcut::fc::Red, finalcut::fc::Black);
+  p3.setColorPair (finalcut::fc::NavyBlue, finalcut::fc::SandyBrown);
+  CPPUNIT_ASSERT ( p3.getForegroundColor() == finalcut::fc::NavyBlue );
+  CPPUNIT_ASSERT ( p3.getBackgroundColor() == finalcut::fc::SandyBrown );
+  finalcut::FColorPair p4 (finalcut::fc::DarkBlue, finalcut::fc::Grey66);
+  p3.setColorPair (p4);
+  CPPUNIT_ASSERT ( p3.getForegroundColor() == finalcut::fc::DarkBlue );
+  CPPUNIT_ASSERT ( p3.getBackgroundColor() == finalcut::fc::Grey66 );
 }
 
 //----------------------------------------------------------------------
@@ -127,18 +152,18 @@ void FColorPairTest::swapTest()
 {
   finalcut::FColorPair p1;
   p1.swap();
-  CPPUNIT_ASSERT ( p1.fg_color == finalcut::fc::Default );
-  CPPUNIT_ASSERT ( p1.bg_color == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( p1.getForegroundColor() == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( p1.getBackgroundColor() == finalcut::fc::Default );
 
   finalcut::FColorPair p2 (finalcut::fc::LightBlue );
   p2.swap();
-  CPPUNIT_ASSERT ( p2.fg_color == finalcut::fc::Default );
-  CPPUNIT_ASSERT ( p2.bg_color == finalcut::fc::LightBlue );
+  CPPUNIT_ASSERT ( p2.getForegroundColor() == finalcut::fc::Default );
+  CPPUNIT_ASSERT ( p2.getBackgroundColor() == finalcut::fc::LightBlue );
 
   finalcut::FColorPair p3 (finalcut::fc::Cyan, finalcut::fc::White);
   p3.swap();
-  CPPUNIT_ASSERT ( p3.fg_color == finalcut::fc::White );
-  CPPUNIT_ASSERT ( p3.bg_color == finalcut::fc::Cyan );
+  CPPUNIT_ASSERT ( p3.getForegroundColor() == finalcut::fc::White );
+  CPPUNIT_ASSERT ( p3.getBackgroundColor() == finalcut::fc::Cyan );
 }
 
 // Put the test suite in the registry
diff --git a/test/fkeyboard-test.cpp b/test/fkeyboard-test.cpp
index ac27be63..57a09816 100644
--- a/test/fkeyboard-test.cpp
+++ b/test/fkeyboard-test.cpp
@@ -276,7 +276,7 @@ class FKeyboardTest : public CPPUNIT_NS::TestFixture
     void keyReleased();
     void escapeKeyPressed();
 
-    // Data Members
+    // Data members
     FKey key_pressed{0};
     FKey key_released{0};
     int  number_of_keys{0};
diff --git a/test/fobject-test.cpp b/test/fobject-test.cpp
index 6dd61d9b..e2e0153f 100644
--- a/test/fobject-test.cpp
+++ b/test/fobject-test.cpp
@@ -79,7 +79,7 @@ class FObject_protected : public finalcut::FObject
       count++;
     }
 
-    // Data Member
+    // Data member
     uInt count;
 };
 #pragma pack(pop)
@@ -107,7 +107,7 @@ class FObject_timer : public finalcut::FObject
     }
 
   private:
-    // Data Member
+    // Data member
     int value{0};
 };
 #pragma pack(pop)
@@ -135,7 +135,7 @@ class FObject_userEvent : public finalcut::FObject
     }
 
   private:
-    // Data Member
+    // Data member
     int value{0};
 };
 #pragma pack(pop)
diff --git a/test/ftermfreebsd-test.cpp b/test/ftermfreebsd-test.cpp
index 1a5cb614..befb07c4 100644
--- a/test/ftermfreebsd-test.cpp
+++ b/test/ftermfreebsd-test.cpp
@@ -75,7 +75,7 @@ class FSystemTest : public finalcut::FSystem
     struct keymap_t& getTerminalKeymap();
 
   private:
-    // Data Members
+    // Data members
     std::string characters;
     int cursor_type = 0;
     static keymap_t keymap;
@@ -83,7 +83,7 @@ class FSystemTest : public finalcut::FSystem
 };
 #pragma pack(pop)
 
-// private Data Member of FSystemTest
+// private data member of FSystemTest
 //----------------------------------------------------------------------
 keymap_t FSystemTest::keymap =
 {
diff --git a/test/ftermlinux-test.cpp b/test/ftermlinux-test.cpp
index dec33acc..e81e7773 100644
--- a/test/ftermlinux-test.cpp
+++ b/test/ftermlinux-test.cpp
@@ -130,7 +130,7 @@ class FSystemTest : public finalcut::FSystem
     static void initVScreenInfo();
     static void initFScreenInfo();
 
-    // Data Members
+    // Data members
     std::string characters;
     static shiftstate shift_state;
     static rgb terminal_color[16];
@@ -158,7 +158,7 @@ class FSystemTest : public finalcut::FSystem
 #pragma pack(pop)
 
 
-// private Data Member of FSystemTest
+// private data member of FSystemTest
 //----------------------------------------------------------------------
 uChar FSystemTest::vga8x16[] =
 {