New method FWidget::initLayout() for setting widget layouts after terminal initialization

ChangeLog

@@ -1,3 +1,10 @@
+2021-03-28 Markus Gans  <guru.mail@muenster.de>
+	* Widget now have the virtual method initLayout() to set 
+	  the widget layouts automatically before the first drawing 
+	  on the terminal is done. Also texts in full-width characters, 
+	  whose character width is determined automatically, should be 
+	  calculated here.
+
 2021-03-15 Markus Gans  <guru.mail@muenster.de>
 	* Dynamic adjustment of the terminal refresh rate between 
 	  5 and 60 Hz

doc/first-steps.md

@@ -378,15 +378,20 @@ class dialogWidget : public FDialog
     explicit dialogWidget (FWidget* parent = nullptr)
       : FDialog{parent}
     {
-      setText ("Dialog");
-      setGeometry (FPoint{25, 5}, FSize{23, 4});
-      label.setGeometry (FPoint{1, 1}, FSize{10, 1});
       label.setAlignment (Align::Right);
-      value.setGeometry (FPoint{11, 1}, FSize{10, 1});
       id = addTimer(100);
     }
 
   private:
+    void initLayout()
+    {
+      setText ("Dialog");
+      setGeometry (FPoint{25, 5}, FSize{23, 4});
+      label.setGeometry (FPoint{1, 1}, FSize{10, 1});
+      value.setGeometry (FPoint{11, 1}, FSize{10, 1});
+      FDialog::initLayout();
+    }
+
     void onTimer (FTimerEvent* ev) override
     {
       if ( id == ev->getTimerId() && n < 9999999999 )
@@ -495,12 +500,16 @@ class dialogWidget final : public FDialog
   public:
     explicit dialogWidget (FWidget* parent = nullptr)
       : FDialog{"User event", parent}
+    { }
+
+  private:
+    void initLayout()
     {
       FDialog::setGeometry (FPoint{25, 5}, FSize{40, 6});
       loadavg_label.setGeometry (FPoint{2, 2}, FSize{36, 1});
+      FDialog::initLayout();
     }
 
-  private:
     void onUserEvent (FUserEvent* ev) override
     {
       const auto& lavg = ev->getData<LoadAvg>();
@@ -891,10 +900,6 @@ class dialogWidget : public FDialog
     explicit dialogWidget (FWidget* parent = nullptr)
       : FDialog{parent}
     {
-      setText ("Callback method");
-      setGeometry (FPoint{25, 5}, FSize{25, 7});
-      button.setGeometry (FPoint{7, 3}, FSize{10, 1});
-
       // Connect the button signal "clicked" with the callback method
       button.addCallback
       (
@@ -906,6 +911,14 @@ class dialogWidget : public FDialog
     }
 
   private:
+    void initLayout()
+    {
+      setText ("Callback method");
+      setGeometry (FPoint{25, 5}, FSize{25, 7});
+      button.setGeometry (FPoint{7, 3}, FSize{10, 1});
+      FDialog::initLayout();
+    }
+
     FButton button{"&Quit", this};
 };
 
@@ -954,14 +967,8 @@ class dialogWidget : public FDialog
     explicit dialogWidget (FWidget* parent = nullptr)
       : FDialog{parent}
     {
-      setGeometry (FPoint{25, 5}, FSize{22, 7});
-      setText ("Emit signal");
-      const FSize size{5, 1};
-      label.setGeometry (FPoint{8, 1}, size);
       label.setAlignment (Align::Right);
       label.setForegroundColor (FColor::Black);
-      plus.setGeometry (FPoint{3, 3}, size);
-      minus.setGeometry (FPoint{3, 3} + FPoint{10, 0}, size);
       plus.setNoUnderline();
       minus.setNoUnderline();
 
@@ -976,6 +983,17 @@ class dialogWidget : public FDialog
     }
 
   private:
+    void initLayout()
+    {
+      setGeometry (FPoint{25, 5}, FSize{22, 7});
+      setText ("Emit signal");
+      const FSize size{5, 1};
+      label.setGeometry (FPoint{8, 1}, size);
+      plus.setGeometry (FPoint{3, 3}, size);
+      minus.setGeometry (FPoint{3, 3} + FPoint{10, 0}, size);
+      FDialog::initLayout();
+    }
+
     void cb_plus()
     {
       if ( t < 100 )
@@ -1375,8 +1393,6 @@ class dialogWidget : public FDialog
     explicit dialogWidget (FWidget* parent = nullptr)
       : FDialog{parent}
     {
-      setText ("Dialog");
-      setGeometry (FPoint{28, 2}, FSize{24, 21});
       scrollview.setGeometry(FPoint{1, 1}, FSize{22, 11});
       scrollview.setScrollSize(FSize{60, 27});
       // Attention: getColorTheme() requires an initialized terminal
@@ -1420,6 +1436,13 @@ class dialogWidget : public FDialog
   private:
     typedef std::tuple<FString, FPoint, FPoint, FColorPair> direction;
 
+    void initLayout()
+    {
+      setText ("Dialog");
+      setGeometry (FPoint{28, 2}, FSize{24, 21});
+      FDialog::initLayout();
+    }
+
     void cb_button (const FPoint& p)
     {
       scrollview.scrollTo(p);

doc/user-theme.md

@@ -361,20 +361,15 @@ class dialogWidget final : public FDialog
     explicit dialogWidget (FWidget* parent = nullptr)
       : FDialog{"Theming test application", parent}
     {
-      FDialog::setGeometry (FPoint{15, 5}, FSize{50, 9});
-      Input.setGeometry (FPoint{2, 2}, FSize{39, 1});
       Input.setLabelText("File name:");
       Input.setLabelOrientation(FLineEdit::LabelOrientation::Above);
       Input.setStatusbarMessage("Enter a file name");
-      Browse.setGeometry (FPoint{43, 2}, FSize{4, 1});
       Browse.addCallback
       (
         "clicked",
         this, &dialogWidget::cb_FileBrowse
       );
-      Apply.setGeometry (FPoint{24, 5}, FSize{10, 1});
       Apply.setStatusbarMessage("Apply settings");
-      Quit.setGeometry (FPoint{37, 5}, FSize{10, 1});
       Quit.setStatusbarMessage("Exit the program");
       Quit.addCallback
       (
@@ -391,6 +386,16 @@ class dialogWidget final : public FDialog
     }
 
   private:
+    void initLayout()
+    {
+      setGeometry (FPoint{15, 5}, FSize{50, 9});
+      Input.setGeometry (FPoint{2, 2}, FSize{39, 1});
+      Browse.setGeometry (FPoint{43, 2}, FSize{4, 1});
+      Apply.setGeometry (FPoint{24, 5}, FSize{10, 1});
+      Quit.setGeometry (FPoint{37, 5}, FSize{10, 1});
+      FDialog::initLayout();
+    }
+
     void cb_FileBrowse()
     {
       auto filename = FFileDialog::fileOpenChooser(this);

examples/7segment.cpp

@@ -59,6 +59,7 @@ class SegmentView final : public finalcut::FDialog
     void hexEncoding();
     void get7Segment (const wchar_t);
     void draw() override;
+    void initLayout() override;
 
     // Data members
     std::map<wchar_t, sevenSegment> code{};
@@ -71,26 +72,16 @@ class SegmentView final : public finalcut::FDialog
 SegmentView::SegmentView (finalcut::FWidget* parent)
   : FDialog{parent}
 {
-  // Dialog settings
-  //   Avoids calling a virtual function from the constructor
-  //   (CERT, OOP50-CPP)
-  FDialog::setText ("Seven-segment display");
-  FDialog::setGeometry (FPoint{25, 5}, FSize{42, 15});
-
   // Set encoding
   hexEncoding();
 
   // Input field
-  input.setGeometry (FPoint(2, 2), FSize{12, 1});
   input.setLabelText (L"&Hex value");
   input.setLabelText (L"&Hex-digits or (.) (:) (H) (L) (P) (U)");
   input.setLabelOrientation(finalcut::FLineEdit::LabelOrientation::Above);
   input.setMaxLength(9);
   input.setInputFilter("[:.hHlLpPuU[:xdigit:]]");
 
-  // Exit button
-  exit.setGeometry(FPoint{28, 11}, FSize{10, 1});
-
   // Add some function callbacks
   input.addCallback
   (
@@ -221,6 +212,19 @@ void SegmentView::draw()
           << FPoint {4, 10} << finalcut::FString{36, ' '};
 }
 
+//----------------------------------------------------------------------
+void SegmentView::initLayout()
+{
+  // Dialog settings
+  FDialog::setText ("Seven-segment display");
+  FDialog::setGeometry (FPoint{25, 5}, FSize{42, 15});
+  // Input field
+  input.setGeometry (FPoint(2, 2), FSize{12, 1});
+  // Exit button
+  exit.setGeometry(FPoint{28, 11}, FSize{10, 1});
+  FDialog::initLayout();
+}
+
 
 //----------------------------------------------------------------------
 //                               main part

examples/background-color.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the FINAL CUT widget toolkit                    *
 *                                                                      *
-* Copyright 2019-2020 Markus Gans                                      *
+* Copyright 2019-2021 Markus Gans                                      *
 *                                                                      *
 * FINAL CUT is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU Lesser General Public License as       *
@@ -55,6 +55,9 @@ class Background final : public finalcut::FDialog
     Background& operator = (const Background&) = delete;
 
   private:
+    // Methods
+    void initLayout() override;
+
     // Callback method
     void cb_changed();
     void cb_choice();
@@ -92,14 +95,7 @@ class Background final : public finalcut::FDialog
 Background::Background (finalcut::FWidget* parent)
   : FDialog{parent}
 {
-  // Dialog settings
-  //   Avoids calling a virtual function from the constructor
-  //   (CERT, OOP50-CPP)
-  FDialog::setText ("Background color palette");
-  FDialog::setGeometry (FPoint{25, 5}, FSize{32, 12});
-
   // Combobox
-  color_choice.setGeometry (FPoint{2, 2}, FSize{18, 1});
   color_choice.setLabelOrientation (finalcut::FLineEdit::LabelOrientation::Above);
   color_choice.setLabelText ("Color choice");
   color_choice.unsetEditable();
@@ -111,19 +107,16 @@ Background::Background (finalcut::FWidget* parent)
   }
 
   // Spin boxes
-  red.setGeometry (FPoint{2, 5}, FSize{7, 1});
   red.setLabelOrientation (finalcut::FLineEdit::LabelOrientation::Above);
   red.setLabelText ("Red");
   red.setRange (0, 255);
   red.setValue (0x80);
 
-  green.setGeometry (FPoint{12, 5}, FSize{7, 1});
   green.setLabelOrientation (finalcut::FLineEdit::LabelOrientation::Above);
   green.setLabelText ("Green");
   green.setRange (0, 255);
   green.setValue (0xa4);
 
-  blue.setGeometry (FPoint{22, 5}, FSize{7, 1});
   blue.setLabelOrientation (finalcut::FLineEdit::LabelOrientation::Above);
   blue.setLabelText ("Blue");
   blue.setRange (0, 255);
@@ -138,9 +131,6 @@ Background::Background (finalcut::FWidget* parent)
                                 , int(blue.getValue()) );
   }
 
-  // Quit button
-  quit.setGeometry(FPoint{19, 8}, FSize{10, 1});
-
   // Add some function callbacks
   quit.addCallback
   (
@@ -172,6 +162,19 @@ Background::Background (finalcut::FWidget* parent)
 //----------------------------------------------------------------------
 Background::~Background() noexcept = default;  // destructor
 
+//----------------------------------------------------------------------
+void Background::initLayout()
+{
+  FDialog::setText ("Background color palette");
+  FDialog::setGeometry (FPoint{25, 5}, FSize{32, 12});
+  color_choice.setGeometry (FPoint{2, 2}, FSize{18, 1});
+  red.setGeometry (FPoint{2, 5}, FSize{7, 1});
+  green.setGeometry (FPoint{12, 5}, FSize{7, 1});
+  blue.setGeometry (FPoint{22, 5}, FSize{7, 1});
+  quit.setGeometry(FPoint{19, 8}, FSize{10, 1});  // Quit button
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Background::cb_changed()
 {

examples/busy.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the FINAL CUT widget toolkit                    *
 *                                                                      *
-* Copyright 2020 Markus Gans                                           *
+* Copyright 2020-2021 Markus Gans                                      *
 *                                                                      *
 * FINAL CUT is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU Lesser General Public License as       *
@@ -35,6 +35,7 @@ class Dialog final : public finalcut::FDialog
     explicit Dialog (FWidget* parent = nullptr);
 
   private:
+    void initLayout() override;
     void adjustSize() override;
 
     // Event handler
@@ -54,14 +55,9 @@ class Dialog final : public finalcut::FDialog
 Dialog::Dialog (FWidget* parent)
   : finalcut::FDialog{parent}
 {
-  FDialog::setText ("Dialog");
-  finalcut::FDialog::setGeometry (FPoint{26, 5}, FSize{28, 10});
-  seconds.setGeometry (FPoint{10, 2}, FSize{10, 1});
   seconds.setLabelText ("Seconds");
   seconds.setRange (0, 60);
   seconds.setValue (3);
-  start.setGeometry (FPoint{2, 6}, FSize{10, 1});
-  quit.setGeometry (FPoint{15, 6}, FSize{10, 1});
 
   // Add button callbacks
   seconds.addCallback
@@ -85,6 +81,17 @@ Dialog::Dialog (FWidget* parent)
   );
 }
 
+//----------------------------------------------------------------------
+void Dialog::initLayout()
+{
+  FDialog::setText ("Dialog");
+  FDialog::setGeometry (FPoint{26, 5}, FSize{28, 10});
+  seconds.setGeometry (FPoint{10, 2}, FSize{10, 1});
+  start.setGeometry (FPoint{2, 6}, FSize{10, 1});
+  quit.setGeometry (FPoint{15, 6}, FSize{10, 1});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Dialog::adjustSize()
 {

examples/calculator.cpp

@@ -112,9 +112,6 @@ void Button::onKeyPress (finalcut::FKeyEvent* ev)
 class Calc final : public finalcut::FDialog
 {
   public:
-    // Using-declaration
-    using FDialog::setGeometry;
-
     // Constructor
     explicit Calc (finalcut::FWidget* parent = nullptr);
 
@@ -209,6 +206,7 @@ class Calc final : public finalcut::FDialog
     void           setInfixOperator (char);
     void           clearInfixOperator();
     void           calcInfixOperator();
+    void           initLayout() override;
     void           adjustSize() override;
     const wchar_t* getButtonText (const ButtonName&) const;
     void           mapKeyFunctions();
@@ -257,12 +255,6 @@ class Calc final : public finalcut::FDialog
 Calc::Calc (FWidget* parent)
   : finalcut::FDialog{parent}
 {
-  // Dialog settings
-  //   Avoids calling a virtual function from the constructor
-  //   (CERT, OOP50-CPP)
-  FDialog::setText ("Calculator");
-  FDialog::setGeometry (FPoint{19, 6}, FSize{37, 18});
-
   mapKeyFunctions();
   clearInfixOperator();
 
@@ -271,17 +263,6 @@ Calc::Calc (FWidget* parent)
     auto btn = std::make_shared<Button>(this);
     auto index = std::size_t(key);
     button_no[index] = key;
-
-    if ( key == ButtonName::Equals )
-      btn->setGeometry(FPoint{30, 15}, FSize{5, 3});
-    else
-    {
-      const int n = ( key <= ButtonName::Three ) ? 0 : 1;
-      const int x = (int(key) + n) % 5 * 7 + 2;
-      const int y = (int(key) + n) / 5 * 2 + 3;
-      btn->setGeometry(FPoint{x, y}, FSize{5, 1});
-    }
-
     btn->setFlat();
     btn->setNoUnderline();
     btn->setText(getButtonText(key));
@@ -1084,6 +1065,31 @@ void Calc::calcInfixOperator()
   clearInfixOperator();
 }
 
+//----------------------------------------------------------------------
+void Calc::initLayout()
+{
+  // Dialog settings
+  FDialog::setText ("Calculator");
+  FDialog::setGeometry (FPoint{19, 6}, FSize{37, 18});
+
+  for (ButtonName key{ButtonName::Sine}; key < ButtonName::NUM_OF_BUTTONS; key++)
+  {
+    auto btn = calculator_buttons[ButtonName(key)];
+
+    if ( key == ButtonName::Equals )
+      btn->setGeometry(FPoint{30, 15}, FSize{5, 3});
+    else
+    {
+      const int n = ( key <= ButtonName::Three ) ? 0 : 1;
+      const int x = (int(key) + n) % 5 * 7 + 2;
+      const int y = (int(key) + n) / 5 * 2 + 3;
+      btn->setGeometry(FPoint{x, y}, FSize{5, 1});
+    }
+  }
+
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Calc::adjustSize()
 {

examples/checklist.cpp

@@ -40,9 +40,6 @@ using finalcut::FSize;
 class CheckList final : public finalcut::FDialog
 {
   public:
-    // Using-declaration
-    using FDialog::setGeometry;
-
     // Constructor
     explicit CheckList (finalcut::FWidget* = nullptr);
 
@@ -58,6 +55,7 @@ class CheckList final : public finalcut::FDialog
   private:
     // Method
     void populate();
+    void initLayout() override;
     void adjustSize() override;
 
     // Event handlers
@@ -76,16 +74,8 @@ class CheckList final : public finalcut::FDialog
 CheckList::CheckList (finalcut::FWidget* parent)
   : finalcut::FDialog{parent}
 {
-  // Dialog settings
-  //   Avoids calling a virtual function from the constructor
-  //   (CERT, OOP50-CPP)
-  FDialog::setText (L"Shopping list");
-  const std::size_t nf_offset = ( finalcut::FTerm::isNewFont() ) ? 1 : 0;
-  FDialog::setSize (FSize{28 + nf_offset, 13} );
   setShadow();  // Instead of the transparent window shadow
   listview.ignorePadding();
-  listview.setGeometry ( FPoint{1 + int(nf_offset), 2}
-                       , FSize{getWidth() - nf_offset, getHeight() - 1} );
 
   // Add columns to the view
   listview.addColumn ("Item");
@@ -140,6 +130,17 @@ void CheckList::populate()
   }
 }
 
+//----------------------------------------------------------------------
+void CheckList::initLayout()
+{
+  FDialog::setText (L"Shopping list");
+  const std::size_t nf_offset = ( finalcut::FTerm::isNewFont() ) ? 1 : 0;
+  FDialog::setSize (FSize{28 + nf_offset, 13} );
+  listview.setGeometry ( FPoint{1 + int(nf_offset), 2}
+                       , FSize{getWidth() - nf_offset, getHeight() - 1} );
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void CheckList::adjustSize()
 {

examples/event-log.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the FINAL CUT widget toolkit                    *
 *                                                                      *
-* Copyright 2020 Markus Gans                                           *
+* Copyright 2020-2021 Markus Gans                                      *
 *                                                                      *
 * FINAL CUT is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU Lesser General Public License as       *
@@ -41,9 +41,6 @@ class EventLog;  // class forward declaration
 class EventDialog final : public finalcut::FDialog
 {
   public:
-    // Using-declaration
-    using FDialog::setGeometry;
-
     // Constructor
     explicit EventDialog (finalcut::FWidget* = nullptr);
 
@@ -58,6 +55,7 @@ class EventDialog final : public finalcut::FDialog
 
   private:
     // Methods
+    void initLayout() override;
     finalcut::FString getMouseButtonName (const finalcut::MouseButton&) const;
     void logMouseEvent ( const finalcut::FString&
                        , const finalcut::FMouseEvent& );
@@ -85,22 +83,25 @@ class EventDialog final : public finalcut::FDialog
 EventDialog::EventDialog (finalcut::FWidget* parent)
   : FDialog{parent}
 {
-  // Dialog settings
-  //   Avoids calling a virtual function from the constructor
-  //   (CERT, OOP50-CPP)
-  FDialog::setText ("Event dialog");
-  FDialog::setGeometry (FPoint{15, 2}, FSize{53, 12});
   setShadow();
   label.setText("\n\nUse the keyboard or mouse\n"
                 "in this dialog to create events");
   label.setAlignment(finalcut::Align::Center);
-  label.setGeometry (FPoint(1, 1), getClientSize(), false);
   addTimer(60000);  // Starts the timer every minute
 }
 
 //----------------------------------------------------------------------
 EventDialog::~EventDialog() noexcept = default; // destructor
 
+//----------------------------------------------------------------------
+void EventDialog::initLayout()
+{
+  FDialog::setText ("Event dialog");
+  FDialog::setGeometry (FPoint{15, 2}, FSize{53, 12});
+  label.setGeometry (FPoint(1, 1), getClientSize(), false);
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 finalcut::FString EventDialog::getMouseButtonName (const finalcut::MouseButton& btn_state) const
 {
@@ -240,9 +241,6 @@ void EventDialog::onWindowLowered (finalcut::FEvent* ev)
 class EventLog final : public finalcut::FDialog, public std::ostringstream
 {
   public:
-    // Using-declaration
-    using FDialog::setGeometry;
-
     // Constructor
     explicit EventLog (finalcut::FWidget* = nullptr);
 
@@ -261,6 +259,7 @@ class EventLog final : public finalcut::FDialog, public std::ostringstream
 
   private:
     // Method
+    void initLayout() override;
     void adjustSize() override;
 
     // Data members
@@ -272,16 +271,9 @@ class EventLog final : public finalcut::FDialog, public std::ostringstream
 EventLog::EventLog (finalcut::FWidget* parent)
   : FDialog{parent}
 {
-  // Dialog settings
-  //   Avoids calling a virtual function from the constructor
-  //   (CERT, OOP50-CPP)
-  FDialog::setText ("Event log");
-  FDialog::setGeometry (FPoint{4, 16}, FSize{75, 8});
-  FDialog::setResizeable();
   setMinimumSize (FSize{75, 5});
   setShadow();
   scrolltext.ignorePadding();
-  scrolltext.setGeometry (FPoint{1, 2}, FSize{getWidth(), getHeight() - 1});
   event_dialog->setFocus();
   addTimer(250);  // Starts the timer every 250 milliseconds
 }
@@ -307,6 +299,16 @@ void EventLog::onClose (finalcut::FCloseEvent* ev)
   finalcut::FApplication::closeConfirmationDialog (this, ev);
 }
 
+//----------------------------------------------------------------------
+void EventLog::initLayout()
+{
+  FDialog::setText ("Event log");
+  FDialog::setGeometry (FPoint{4, 16}, FSize{75, 8});
+  FDialog::setResizeable();
+  scrolltext.setGeometry (FPoint{1, 2}, FSize{getWidth(), getHeight() - 1});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void EventLog::adjustSize()
 {

examples/listbox.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the FINAL CUT widget toolkit                    *
 *                                                                      *
-* Copyright 2017-2020 Markus Gans                                      *
+* Copyright 2017-2021 Markus Gans                                      *
 *                                                                      *
 * FINAL CUT is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU Lesser General Public License as       *
@@ -93,6 +93,9 @@ class Listbox final : public FDialog
     Listbox& operator = (const Listbox&) = delete;
 
   private:
+    // Method
+    void initLayout() override;
+
     // Event handlers
     void onClose (FCloseEvent*) override;
 
@@ -113,7 +116,6 @@ Listbox::Listbox (FWidget* parent)
 
   // listbox 1
   //----------
-  list1.setGeometry(FPoint{2, 1}, FSize{18, 10});
   list1.setText ("FListBoxItem");
 
   for (auto i{1}; i < 30; i++)
@@ -124,7 +126,6 @@ Listbox::Listbox (FWidget* parent)
   for (auto i{1}; i <= 15; i++)
     double_list.push_back(2 * double(i) + (double(i) / 100));
 
-  list2.setGeometry(FPoint{21, 1}, FSize{10, 10});
   list2.setText ("double");
 
   //
@@ -147,11 +148,9 @@ Listbox::Listbox (FWidget* parent)
   TLD["gov"] = "Government";
 
   list3.insert (TLD.begin(), TLD.end(), mapToString);
-  list3.setGeometry(FPoint{32, 1}, FSize{21, 10});
   list3.setText ("key: value");
 
   // Quit button
-  quit.setGeometry(FPoint{42, 12}, FSize{10, 1});
   quit.setText (L"&Quit");
 
   // Add quit button function callback
@@ -164,6 +163,16 @@ Listbox::Listbox (FWidget* parent)
   );
 }
 
+//----------------------------------------------------------------------
+void Listbox::initLayout()
+{
+  list1.setGeometry(FPoint{2, 1}, FSize{18, 10});
+  list2.setGeometry(FPoint{21, 1}, FSize{10, 10});
+  list3.setGeometry(FPoint{32, 1}, FSize{21, 10});
+  quit.setGeometry(FPoint{42, 12}, FSize{10, 1});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Listbox::onClose (FCloseEvent* ev)
 {

examples/listview.cpp

@@ -54,6 +54,7 @@ class Listview final : public finalcut::FDialog
   private:
     // Method
     void populate();
+    void initLayout() override;
 
     // Event handlers
     void onClose (finalcut::FCloseEvent*) override;
@@ -70,9 +71,6 @@ class Listview final : public finalcut::FDialog
 Listview::Listview (finalcut::FWidget* parent)
   : finalcut::FDialog{parent}
 {
-  // Set FListView geometry
-  listview.setGeometry(FPoint{2, 1}, FSize{33, 14});
-
   // Add columns to the view
   listview.addColumn ("City");
   listview.addColumn ("Condition");
@@ -104,7 +102,6 @@ Listview::Listview (finalcut::FWidget* parent)
   populate();
 
   // Quit button
-  quit.setGeometry(FPoint{24, 16}, FSize{10, 1});
   quit.setText (L"&Quit");
 
   // Add some function callbacks
@@ -178,6 +175,16 @@ void Listview::populate()
   }
 }
 
+//----------------------------------------------------------------------
+void Listview::initLayout()
+{
+  // Set FListView geometry
+  listview.setGeometry(FPoint{2, 1}, FSize{33, 14});
+  // Set quit button geometry
+  quit.setGeometry(FPoint{24, 16}, FSize{10, 1});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Listview::onClose (finalcut::FCloseEvent* ev)
 {

examples/mandelbrot.cpp

@@ -46,6 +46,7 @@ class Mandelbrot final : public finalcut::FDialog
 
   private:
     // Methods
+    void initLayout() override;
     void draw() override;
     void adjustSize() override;
 };
@@ -54,8 +55,14 @@ class Mandelbrot final : public finalcut::FDialog
 //----------------------------------------------------------------------
 Mandelbrot::Mandelbrot (finalcut::FWidget* parent)
   : finalcut::FDialog{parent}
+{ }
+
+//----------------------------------------------------------------------
+void Mandelbrot::initLayout()
 {
   FDialog::setText ("Mandelbrot set");
+  FDialog::setGeometry (FPoint{6, 1}, FSize{70, 23});
+  FDialog::initLayout();
 }
 
 //----------------------------------------------------------------------
@@ -162,7 +169,6 @@ int main (int argc, char* argv[])
 
   // Create a simple dialog box
   Mandelbrot mb{&app};
-  mb.setGeometry (FPoint{6, 1}, FSize{70, 23});
   mb.setShadow();  // Instead of the transparent window shadow
 
   // Set the mandelbrot object as main widget

examples/menu.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the FINAL CUT widget toolkit                    *
 *                                                                      *
-* Copyright 2015-2020 Markus Gans                                      *
+* Copyright 2015-2021 Markus Gans                                      *
 *                                                                      *
 * FINAL CUT is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU Lesser General Public License as       *
@@ -55,6 +55,7 @@ class Menu final : public finalcut::FDialog
     void configureStyleMenuItems();
     void configureBorderMenuItems();
     void defaultCallback (const finalcut::FMenuList*);
+    void initLayout() override;
     void adjustSize() override;
 
     // Event handler
@@ -140,12 +141,10 @@ Menu::Menu (finalcut::FWidget* parent)
   // Headline labels
   Headline1 << " Key ";
   Headline1.ignorePadding();
-  Headline1.setGeometry(FPoint{3, 2}, FSize{5, 1});
   Headline1.setEmphasis();
 
   Headline2 << " Function ";
   Headline2.ignorePadding();
-  Headline2.setGeometry(FPoint{19, 2}, FSize{10, 1});
   Headline2.setEmphasis();
 
   // Info label
@@ -154,7 +153,6 @@ Menu::Menu (finalcut::FWidget* parent)
        << "<Menu>           Activate menu bar\n"
        << "<Shift>+<Menu>   Open dialog menu\n"
        << "<Meta>+<X>       Exit";
-  Info.setGeometry(FPoint{2, 1}, FSize{36, 5});
 }
 
 //----------------------------------------------------------------------
@@ -286,6 +284,15 @@ void Menu::defaultCallback (const finalcut::FMenuList* mb)
   }
 }
 
+//----------------------------------------------------------------------
+void Menu::initLayout()
+{
+  Headline1.setGeometry (FPoint{3, 2}, FSize{5, 1});
+  Headline2.setGeometry (FPoint{19, 2}, FSize{10, 1});
+  Info.setGeometry(FPoint{2, 1}, FSize{36, 5});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Menu::adjustSize()
 {

examples/mouse.cpp

@@ -54,6 +54,7 @@ class ColorChooser final : public finalcut::FWidget
 
   private:
     // Mutator
+    void initLayout() override;
     void setSize (const FSize&, bool = true) override;
 
     // Method
@@ -74,12 +75,9 @@ class ColorChooser final : public finalcut::FWidget
 ColorChooser::ColorChooser (finalcut::FWidget* parent)
   : FWidget{parent}
 {
-  FWidget::setSize (FSize{8, 12});
-  setFixedSize (FSize{8, 12});
   unsetFocusable();
 
   // Text label
-  headline.setGeometry (FPoint{1, 1}, FSize{8, 1});
   headline.setEmphasis();
   headline.setAlignment (finalcut::Align::Center);
   headline << "Color";
@@ -97,6 +95,15 @@ inline FColor ColorChooser::getBackground() const
   return bg_color;
 }
 
+//----------------------------------------------------------------------
+void ColorChooser::initLayout()
+{
+  FWidget::setSize (FSize{8, 12});
+  setFixedSize (FSize{8, 12});
+  headline.setGeometry (FPoint{1, 1}, FSize{8, 1});
+  FWidget::initLayout();
+}
+
 //----------------------------------------------------------------------
 void ColorChooser::setSize (const FSize& size, bool adjust)
 {
@@ -196,6 +203,7 @@ class Brushes final : public finalcut::FWidget
 
   private:
     // Mutator
+    void initLayout() override;
     void setSize (const FSize&, bool = true) override;
 
     // Method
@@ -216,17 +224,23 @@ class Brushes final : public finalcut::FWidget
 Brushes::Brushes (finalcut::FWidget* parent)
   : FWidget{parent}
 {
-  FWidget::setSize (FSize{8, 4});
-  setFixedSize (FSize{8, 4});
   unsetFocusable();
 
   // Text label
-  headline.setGeometry(FPoint{1, 1}, FSize{8, 1});
   headline.setEmphasis();
   headline.setAlignment (finalcut::Align::Center);
   headline << "Brush";
 }
 
+//----------------------------------------------------------------------
+void Brushes::initLayout()
+{
+  FWidget::setSize (FSize{8, 4});
+  setFixedSize (FSize{8, 4});
+  headline.setGeometry(FPoint{1, 1}, FSize{8, 1});
+  FWidget::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Brushes::setSize (const FSize& size, bool adjust)
 {
@@ -310,9 +324,6 @@ inline void Brushes::setBackground (FColor color)
 class MouseDraw final : public finalcut::FDialog
 {
   public:
-    // Using-declaration
-    using FWidget::setGeometry;
-
     // Constructor
     explicit MouseDraw (finalcut::FWidget* = nullptr);
 
@@ -338,6 +349,7 @@ class MouseDraw final : public finalcut::FDialog
     void drawBrush (int, int, bool = false);
     void drawCanvas();
     void createCanvas();
+    void initLayout() override;
     void adjustSize() override;
 
     // Event handler
@@ -359,14 +371,12 @@ MouseDraw::MouseDraw (finalcut::FWidget* parent)
   : finalcut::FDialog{parent}
 {
   FDialog::setText ("Drawing with the mouse");
-  c_chooser.setPos (FPoint{1, 1});
+
   c_chooser.addCallback
   (
     "clicked",
     this, &MouseDraw::cb_colorChanged
   );
-
-  brush.setPos (FPoint{1, 12});
 }
 
 //----------------------------------------------------------------------
@@ -523,6 +533,14 @@ void MouseDraw::createCanvas()
   adjustSize();
 }
 
+//----------------------------------------------------------------------
+void MouseDraw::initLayout()
+{
+  c_chooser.setPos (FPoint{1, 1});
+  brush.setPos (FPoint{1, 12});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void MouseDraw::adjustSize()
 {

examples/scrollview.cpp

@@ -49,7 +49,8 @@ class Scrollview final : public finalcut::FScrollView
     void setScrollSize (const FSize&) override;
 
   private:
-    // Method
+    // Methods
+    void initLayout() override;
     void draw() override;
 
     // Callback methods
@@ -73,16 +74,6 @@ class Scrollview final : public finalcut::FScrollView
 Scrollview::Scrollview (finalcut::FWidget* parent)
   : finalcut::FScrollView{parent}
 {
-  // Sets the navigation button geometry
-  go_east.setGeometry (FPoint{1, 1}, FSize{5, 1});
-  go_south.setGeometry ( FPoint{int(getScrollWidth()) - 5, 1}
-                       , FSize{5, 1} );
-  go_west.setGeometry ( FPoint{ int(getScrollWidth()) - 5
-                              , int(getScrollHeight()) - 2 }
-                      , FSize{5, 1} );
-  go_north.setGeometry ( FPoint{1, int(getScrollHeight()) - 2}
-                       , FSize{5, 1} );
-
   // Add scroll function callbacks to the buttons
   go_east.addCallback
   (
@@ -109,6 +100,20 @@ Scrollview::Scrollview (finalcut::FWidget* parent)
   );
 }
 
+//----------------------------------------------------------------------
+void Scrollview::initLayout()
+{
+  // Sets the navigation button geometry
+  go_east.setGeometry (FPoint{1, 1}, FSize{5, 1});
+  go_south.setGeometry ( FPoint{int(getScrollWidth()) - 5, 1}
+                       , FSize{5, 1} );
+  go_west.setGeometry ( FPoint{ int(getScrollWidth()) - 5
+                              , int(getScrollHeight()) - 2 }
+                      , FSize{5, 1} );
+  go_north.setGeometry ( FPoint{1, int(getScrollHeight()) - 2}
+                       , FSize{5, 1} );
+  FScrollView::initLayout();
+}
 //----------------------------------------------------------------------
 void Scrollview::setScrollSize (const FSize& size)
 {
@@ -194,6 +199,10 @@ class Scrollviewdemo final : public finalcut::FDialog
     // Destructor
     ~Scrollviewdemo() override = default;
 
+  private:
+    // Method
+    void initLayout() override;
+
     // Event handler
     void onClose (finalcut::FCloseEvent*) override;
 
@@ -211,13 +220,6 @@ class Scrollviewdemo final : public finalcut::FDialog
 Scrollviewdemo::Scrollviewdemo (finalcut::FWidget* parent)
   : finalcut::FDialog{parent}
 {
-  FDialog::setGeometry (FPoint{16, 3}, FSize{50, 19});
-  FDialog::setText ("Scrolling viewport example");
-
-  // The scrolling viewport widget
-  sview.setGeometry(FPoint{3, 2}, FSize{44, 12});
-  sview.setScrollSize(FSize{188, 124});
-
   // Quit button
   quit_btn.setGeometry(FPoint{37, 15}, FSize{10, 1});
 
@@ -236,9 +238,15 @@ Scrollviewdemo::Scrollviewdemo (finalcut::FWidget* parent)
 }
 
 //----------------------------------------------------------------------
-void Scrollviewdemo::cb_quit()
+void Scrollviewdemo::initLayout()
 {
-  close();
+  FDialog::setGeometry (FPoint{16, 3}, FSize{50, 19});
+  FDialog::setText ("Scrolling viewport example");
+
+  // The scrolling viewport widget
+  sview.setGeometry(FPoint{3, 2}, FSize{44, 12});
+  sview.setScrollSize(FSize{188, 124});
+  FDialog::initLayout();
 }
 
 //----------------------------------------------------------------------
@@ -247,6 +255,12 @@ void Scrollviewdemo::onClose (finalcut::FCloseEvent* ev)
   finalcut::FApplication::closeConfirmationDialog (this, ev);
 }
 
+//----------------------------------------------------------------------
+void Scrollviewdemo::cb_quit()
+{
+  close();
+}
+
 
 //----------------------------------------------------------------------
 //                               main part

examples/term-attributes.cpp

@@ -63,6 +63,7 @@ class AttribDlg final : public finalcut::FDialog
 
   private:
     // Method
+    void initLayout() override;
     void adjustSize() override;
     void draw() override;
 
@@ -76,11 +77,7 @@ class AttribDlg final : public finalcut::FDialog
 AttribDlg::AttribDlg (finalcut::FWidget* parent)
   : finalcut::FDialog{parent}
 {
-  next_button.setGeometry ( FPoint{int(getWidth()) - 13, int(getHeight()) - 4}
-                          , FSize{10, 1} );
   next_button.addAccelerator (finalcut::FKey::Right);
-  back_button.setGeometry ( FPoint{int(getWidth()) - 25, int(getHeight()) - 4}
-                          , FSize{10, 1} );
   back_button.addAccelerator (finalcut::FKey::Left);
 
   // Add function callbacks
@@ -167,6 +164,16 @@ void AttribDlg::cb_back()
   redraw();
 }
 
+//----------------------------------------------------------------------
+void AttribDlg::initLayout()
+{
+  next_button.setGeometry ( FPoint{int(getWidth()) - 13, int(getHeight()) - 4}
+                          , FSize{10, 1} );
+  back_button.setGeometry ( FPoint{int(getWidth()) - 25, int(getHeight()) - 4}
+                          , FSize{10, 1} );
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void AttribDlg::adjustSize()
 {

examples/transparent.cpp

@@ -58,7 +58,8 @@ class Transparent final : public finalcut::FDialog
     Transparent& operator = (const Transparent&) = delete;
 
   private:
-    // Method
+    // Methods
+    void initLayout() override;
     void draw() override;
 
     // Event handlers
@@ -73,11 +74,16 @@ Transparent::Transparent ( finalcut::FWidget* parent
                          , Transparent::Type tt )
   : finalcut::FDialog{parent}
   , type{tt}
+{ }
+
+//----------------------------------------------------------------------
+void Transparent::initLayout()
 {
   // Set statusbar text for this window
   // Avoids calling a virtual function from the constructor
   // (CERT, OOP50-CPP)
   FWidget::setStatusbarMessage("Press Q to quit");
+  FDialog::initLayout();
 }
 
 //----------------------------------------------------------------------

examples/treeview.cpp

@@ -166,6 +166,7 @@ class Treeview final : public finalcut::FDialog
     auto initNorthAmerica() const -> std::initializer_list<TreeItem>;
     auto initSouthAmerica() const -> std::initializer_list<TreeItem>;
     auto initOceania() const -> std::initializer_list<TreeItem>;
+    void initLayout() override;
     void adjustSize() override;
 
     // Event handler
@@ -209,9 +210,6 @@ struct Treeview::TreeItem
 Treeview::Treeview (finalcut::FWidget* parent)
   : finalcut::FDialog{parent}
 {
-  // Set FListView geometry
-  listview.setGeometry(FPoint{2, 1}, FSize{53, 14});
-
   // Add columns to the view
   listview.addColumn ("Name", 23);
   listview.addColumn ("Population");
@@ -257,8 +255,7 @@ Treeview::Treeview (finalcut::FWidget* parent)
     }
   }
 
-  // quit button
+  // Quit button text
-  quit.setGeometry(FPoint{24, 16}, FSize{10, 1});
   quit.setText (L"&Quit");
 
   // Callback function
@@ -418,6 +415,16 @@ auto Treeview::initOceania() const -> std::initializer_list<Treeview::TreeItem>
   return list;
 }
 
+//----------------------------------------------------------------------
+void Treeview::initLayout()
+{
+  // Set FListView geometry
+  listview.setGeometry(FPoint{2, 1}, FSize{53, 14});
+  // Set quit button geometry
+  quit.setGeometry(FPoint{24, 16}, FSize{10, 1});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Treeview::adjustSize()
 {

examples/ui.cpp

@@ -43,9 +43,6 @@ using finalcut::FSize;
 class ProgressDialog final : public finalcut::FDialog
 {
   public:
-    // Using-declaration
-    using FDialog::setGeometry;
-
     // Constructor
     explicit ProgressDialog (finalcut::FWidget* = nullptr);
 
@@ -59,6 +56,9 @@ class ProgressDialog final : public finalcut::FDialog
     ProgressDialog& operator = (const ProgressDialog&) = delete;
 
   private:
+    // Method
+    void initLayout() override;
+
     // Event handlers
     void onShow (finalcut::FShowEvent*) override;
     void onTimer (finalcut::FTimerEvent*) override;
@@ -79,29 +79,18 @@ class ProgressDialog final : public finalcut::FDialog
 ProgressDialog::ProgressDialog (finalcut::FWidget* parent)
   : finalcut::FDialog{parent}
 {
-  // Dialog settings
-  //   Avoids calling a virtual function from the constructor
-  //   (CERT, OOP50-CPP)
-  FDialog::setGeometry ( FPoint{int((getParentWidget()->getWidth() - 40) / 2), 7}
-                       , FSize{40, 10} );
-  FDialog::setText("Progress bar");
   //setModal();
-
   reset.setText("&Reset");
   reset.setStatusbarMessage ("Reset the progress bar");
-  reset.setGeometry(FPoint{2, 6}, FSize{8, 1}, false);
   reset.setDisable();
 
   more.setText("&More");
   more.setStatusbarMessage ("Increases the progress bar position");
-  more.setGeometry(FPoint{15, 6}, FSize{8, 1}, false);
   more.setDisable();
 
   quit.setText("E&xit");
-  quit.setGeometry(FPoint{28, 6}, FSize{8, 1}, false);
   quit.setDisable();
 
-  progressbar.setGeometry(FPoint{2, 3}, FSize{34, 1}, false);
   //progressbar.setPercentage(78);
 
   reset.addCallback
@@ -132,6 +121,19 @@ ProgressDialog::~ProgressDialog()  // destructor
   delCallback(&reset);
 }
 
+//----------------------------------------------------------------------
+void ProgressDialog::initLayout()
+{
+  FDialog::setGeometry ( FPoint{int((getParentWidget()->getWidth() - 40) / 2), 7}
+                       , FSize{40, 10} );
+  FDialog::setText("Progress bar");
+  reset.setGeometry(FPoint{2, 6}, FSize{8, 1}, false);
+  more.setGeometry(FPoint{15, 6}, FSize{8, 1}, false);
+  quit.setGeometry(FPoint{28, 6}, FSize{8, 1}, false);
+  progressbar.setGeometry(FPoint{2, 3}, FSize{34, 1}, false);
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void ProgressDialog::onShow (finalcut::FShowEvent*)
 {
@@ -207,6 +209,7 @@ class TextWindow final : public finalcut::FDialog
 
   private:
     // Method
+    void initLayout() override;
     void adjustSize() override;
 
     // Data members
@@ -218,8 +221,6 @@ TextWindow::TextWindow (finalcut::FWidget* parent)
   : finalcut::FDialog{parent}
 {
   scrolltext.ignorePadding();
-  scrolltext.setGeometry (FPoint{1, 2}, FSize{getWidth(), getHeight() - 1});
-  setMinimumSize (FSize{51, 6});
   scrolltext.setFocus();
   scrolltext.insert(" -----------------------------------------------\n"
                     " line 1\n"
@@ -237,6 +238,14 @@ void TextWindow::append (const finalcut::FString& str)
   scrolltext.append(str);
 }
 
+//----------------------------------------------------------------------
+void TextWindow::initLayout()
+{
+  scrolltext.setGeometry (FPoint{1, 2}, FSize{getWidth(), getHeight() - 1});
+  setMinimumSize (FSize{51, 6});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void TextWindow::adjustSize()
 {
@@ -280,6 +289,7 @@ class MyDialog final : public finalcut::FDialog
     void initButtons();
     void initLabels();
     void initWidgetsCallbacks();
+    void initLayout() override;
     void adjustSize() override;
 
     // Event handlers
@@ -574,7 +584,6 @@ void MyDialog::initWidgets()
   initToggleButtons();
 
   // A text input field
-  myLineEdit.setGeometry(FPoint{22, 1}, FSize{10, 1});
   myLineEdit.setLabelText (L"&Input");
   myLineEdit.setStatusbarMessage ("Press Enter to set the title");
   myLineEdit << finalcut::FString{"EnTry"}.toLower();
@@ -583,9 +592,8 @@ void MyDialog::initWidgets()
   initButtons();
 
   // A multiple selection listbox
-  myList.setGeometry(FPoint{38, 1}, FSize{14, 17});
-  myList.setText ("Items");
 
+  myList.setText ("Items");
   myList.setStatusbarMessage ("99 items in a list");
   myList.setMultiSelection();
   myList.reserve(100);
@@ -601,21 +609,18 @@ void MyDialog::initWidgets()
 void MyDialog::initFlatButtons()
 {
   // Flat buttons
-  MyButton1.setGeometry(FPoint{3, 3}, FSize{5, 1});
   MyButton1.setText (L"&SIN");
   MyButton1.setStatusbarMessage ("Sine function");
   MyButton1.setNoUnderline();
   MyButton1.setFlat();
   MyButton1.setDoubleFlatLine (finalcut::Side::Bottom);
 
-  MyButton2.setGeometry(FPoint{3, 5}, FSize{5, 1});
   MyButton2.setText (L"&COS");
   MyButton2.setStatusbarMessage ("Cosine function");
   MyButton2.setNoUnderline();
   MyButton2.setFlat();
   MyButton2.setDoubleFlatLine (finalcut::Side::Top);
 
-  MyButton3.setGeometry(FPoint{10, 3}, FSize{5, 3});
   MyButton3.setText (L"&=");
   MyButton3.setStatusbarMessage ("Equal");
   MyButton3.setNoUnderline();
@@ -648,25 +653,16 @@ void MyDialog::initFlatButtons()
 void MyDialog::initToggleButtons()
 {
   // Radio buttons in a group
-  radioButtonGroup.setGeometry(FPoint{3, 8}, FSize{14, 4});
+
   //radioButtonGroup->unsetBorder();
-
-  radio1.setGeometry(FPoint{1, 1}, FSize{10, 1});
   radio1.setStatusbarMessage ("Enable button Test");
-
-  radio2.setGeometry(FPoint{1, 2}, FSize{11, 1});
   radio2.setText ("&Disable");
   radio2.setStatusbarMessage ("Disable button Test");
   radio2.setChecked();
   //radio2.setDisable();
 
   // Checkboxes in a group
-  checkButtonGroup.setGeometry(FPoint{3, 12}, FSize{14, 4});
-
-  check1.setGeometry(FPoint{1, 1}, FSize{11, 1});
   check1.setNoUnderline();
-
-  check2.setGeometry(FPoint{1, 2}, FSize{9, 1});
   check2.setChecked();
   check2.setNoUnderline();
 }
@@ -675,17 +671,15 @@ void MyDialog::initToggleButtons()
 void MyDialog::initButtons()
 {
   // Buttons
-  MyButton4.setGeometry(FPoint{20, 8}, FSize{12, 1});
+
   MyButton4.setText (L"&Get input");
   MyButton4.setStatusbarMessage ("Take text from input field");
   MyButton4.setFocus();
 
-  MyButton5.setGeometry(FPoint{20, 11}, FSize{12, 1});
   MyButton5.setText (L"&Test");
   MyButton5.setStatusbarMessage ("Progressbar testing dialog");
   MyButton5.setDisable();
 
-  MyButton6.setGeometry(FPoint{20, 14}, FSize{12, 1});
   MyButton6.setText (L"&Quit");
   MyButton6.setStatusbarMessage ("Exit the program");
   MyButton6.addAccelerator(FKey('x'));
@@ -717,20 +711,12 @@ void MyDialog::initButtons()
 void MyDialog::initLabels()
 {
   // Text labels
-  headline.setGeometry(FPoint{21, 3}, FSize{10, 1});
+
   headline.setEmphasis();
   headline.setAlignment (finalcut::Align::Center);
   headline = L"List items";
-
-  tagged.setGeometry(FPoint{21, 4}, FSize{7, 1});
-
-  tagged_count.setGeometry(FPoint{29, 4}, FSize{5, 1});
   tagged_count << 0;
-
-  sum.setGeometry(FPoint{21, 5}, FSize{7, 3});
   sum.setAlignment (finalcut::Align::Right);
-
-  sum_count.setGeometry(FPoint{29, 5}, FSize{5, 3});
   sum_count << myList.getCount();
 }
 
@@ -767,6 +753,31 @@ void MyDialog::initWidgetsCallbacks()
   );
 }
 
+//----------------------------------------------------------------------
+void MyDialog::initLayout()
+{
+  MyButton1.setGeometry(FPoint{3, 3}, FSize{5, 1});
+  MyButton2.setGeometry(FPoint{3, 5}, FSize{5, 1});
+  MyButton3.setGeometry(FPoint{10, 3}, FSize{5, 3});
+  MyButton4.setGeometry(FPoint{20, 8}, FSize{12, 1});
+  MyButton5.setGeometry(FPoint{20, 11}, FSize{12, 1});
+  MyButton6.setGeometry(FPoint{20, 14}, FSize{12, 1});
+  radioButtonGroup.setGeometry(FPoint{3, 8}, FSize{14, 4});
+  radio1.setGeometry(FPoint{1, 1}, FSize{10, 1});
+  radio2.setGeometry(FPoint{1, 2}, FSize{11, 1});
+  checkButtonGroup.setGeometry(FPoint{3, 12}, FSize{14, 4});
+  check1.setGeometry(FPoint{1, 1}, FSize{11, 1});
+  check2.setGeometry(FPoint{1, 2}, FSize{9, 1});
+  headline.setGeometry(FPoint{21, 3}, FSize{10, 1});
+  tagged.setGeometry(FPoint{21, 4}, FSize{7, 1});
+  tagged_count.setGeometry(FPoint{29, 4}, FSize{5, 1});
+  sum.setGeometry(FPoint{21, 5}, FSize{7, 3});
+  sum_count.setGeometry(FPoint{29, 5}, FSize{5, 3});
+  myLineEdit.setGeometry(FPoint{22, 1}, FSize{10, 1});
+  myList.setGeometry(FPoint{38, 1}, FSize{14, 17});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void MyDialog::adjustSize()
 {

examples/watch.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the FINAL CUT widget toolkit                    *
 *                                                                      *
-* Copyright 2015-2020 Markus Gans                                      *
+* Copyright 2015-2021 Markus Gans                                      *
 *                                                                      *
 * FINAL CUT is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU Lesser General Public License as       *
@@ -59,6 +59,7 @@ class Watch final : public finalcut::FDialog
 
   protected:
     // Method
+    void initLayout() override;
     void adjustSize() override;
 
   private:
@@ -75,25 +76,12 @@ class Watch final : public finalcut::FDialog
 Watch::Watch (FWidget* parent)
   : finalcut::FDialog{parent}
 {
-  // Dialog settings
-  //   Avoids calling a virtual function from the constructor
-  //   (CERT, OOP50-CPP)
-  FDialog::setText ("Watch");
-  FDialog::setSize ({22, 13});
-
   // Labels
-  time_label.setGeometry(FPoint{5, 2}, FSize{5, 1});
   time_label.setEmphasis();
-  time_str.setGeometry(FPoint{10, 2}, FSize{8, 1});
 
-  // Checkbox buttons
+  // Switch
-  clock_sw.setGeometry(FPoint{4, 4}, FSize{9, 1});
-  seconds_sw.setGeometry(FPoint{2, 6}, FSize{11, 1});
   sec = seconds_sw.setChecked();
 
-  // Quit button
-  quit_btn.setGeometry(FPoint{6, 9}, FSize{9, 1});
-
   // Connect switch signal "toggled" with a callback member function
   clock_sw.addCallback
   (
@@ -185,6 +173,27 @@ void Watch::cb_seconds()
   }
 }
 
+//----------------------------------------------------------------------
+void Watch::initLayout()
+{
+  // Dialog settings
+  FDialog::setText ("Watch");
+  FDialog::setSize ({22, 13}, false);
+
+  // Labels
+  time_label.setGeometry(FPoint{5, 2}, FSize{5, 1});
+  time_str.setGeometry(FPoint{10, 2}, FSize{8, 1});
+
+  // Switches
+  clock_sw.setGeometry(FPoint{4, 4}, FSize{9, 1});
+  seconds_sw.setGeometry(FPoint{2, 6}, FSize{11, 1});
+
+  // Quit button
+  quit_btn.setGeometry(FPoint{6, 9}, FSize{9, 1});
+
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Watch::adjustSize()
 {

examples/windows.cpp

@@ -50,6 +50,7 @@ class SmallWindow final : public finalcut::FDialog
 
   private:
     // Method
+    void initLayout() override;
     void adjustSize() override;
 
     // Event handlers
@@ -77,24 +78,20 @@ SmallWindow::SmallWindow (finalcut::FWidget* parent)
   left_arrow.setForegroundColor (wc->label_inactive_fg);
   left_arrow.setEmphasis();
   left_arrow.ignorePadding();
-  left_arrow.setGeometry (FPoint{2, 2}, FSize{1, 1});
 
   right_arrow = arrow_up;
   right_arrow.setForegroundColor (wc->label_inactive_fg);
   right_arrow.setEmphasis();
   right_arrow.ignorePadding();
-  right_arrow.setGeometry (FPoint{int(getWidth()) - 1, 2}, FSize{1, 1});
 
   top_left_label.setText("menu");
   top_left_label.setForegroundColor (wc->label_inactive_fg);
   top_left_label.setEmphasis();
-  top_left_label.setGeometry (FPoint{1, 1}, FSize{6, 1});
 
   top_right_label.setText("zoom");
   top_right_label.setAlignment (finalcut::Align::Right);
   top_right_label.setForegroundColor (wc->label_inactive_fg);
   top_right_label.setEmphasis();
-  top_right_label.setGeometry (FPoint{int(getClientWidth()) - 5, 1}, FSize{6, 1});
 
   finalcut::FString bottom_label_text { "resize\n"
                                         "corner\n" };
@@ -103,7 +100,17 @@ SmallWindow::SmallWindow (finalcut::FWidget* parent)
   bottom_label.setAlignment (finalcut::Align::Right);
   bottom_label.setForegroundColor (wc->label_inactive_fg);
   bottom_label.setEmphasis();
+}
+
+//----------------------------------------------------------------------
+void SmallWindow::initLayout()
+{
+  left_arrow.setGeometry (FPoint{2, 2}, FSize{1, 1});
+  right_arrow.setGeometry (FPoint{int(getWidth()) - 1, 2}, FSize{1, 1});
+  top_left_label.setGeometry (FPoint{1, 1}, FSize{6, 1});
+  top_right_label.setGeometry (FPoint{int(getClientWidth()) - 5, 1}, FSize{6, 1});
   bottom_label.setGeometry (FPoint{13, 3}, FSize{6, 3});
+  FDialog::initLayout();
 }
 
 //----------------------------------------------------------------------
@@ -199,6 +206,8 @@ class Window final : public finalcut::FDialog
     void configureFileMenuItems();
     void configureDialogButtons();
     void activateWindow (finalcut::FDialog*) const;
+
+    void initLayout() override;
     void adjustSize() override;
     template <typename InstanceT
             , typename CallbackT
@@ -317,11 +326,8 @@ void Window::configureFileMenuItems()
 void Window::configureDialogButtons()
 {
   // Dialog buttons
-  CreateButton.setGeometry (FPoint{2, 2}, FSize{9, 1});
   CreateButton.setText (L"&Create");
-  CloseButton.setGeometry (FPoint{15, 2}, FSize{9, 1});
   CloseButton.setText (L"C&lose");
-  QuitButton.setGeometry (FPoint{28, 2}, FSize{9, 1});
   QuitButton.setText (L"&Quit");
 
   // Add button callback
@@ -346,6 +352,15 @@ void Window::activateWindow (finalcut::FDialog* win) const
     win->redraw();
 }
 
+//----------------------------------------------------------------------
+void Window::initLayout()
+{
+  CreateButton.setGeometry (FPoint{2, 2}, FSize{9, 1});
+  CloseButton.setGeometry (FPoint{15, 2}, FSize{9, 1});
+  QuitButton.setGeometry (FPoint{28, 2}, FSize{9, 1});
+  FDialog::initLayout();
+}
+
 //----------------------------------------------------------------------
 void Window::adjustSize()
 {

src/fdialog.cpp

@@ -1172,10 +1172,11 @@ void FDialog::drawTextBar()
 
   const auto width = getWidth();
   const auto zoom_btn = getZoomButtonWidth();
+  const auto tb_width = width - MENU_BTN - zoom_btn;
   const auto length = getColumnWidth(tb_text);
 
   if ( width > length + MENU_BTN + zoom_btn )
-    center_offset = (width - length - MENU_BTN - zoom_btn) / 2;
+    center_offset = (tb_width - length) / 2;
 
   for ( ; x <= center_offset; x++)
     print (' ');
@@ -1183,12 +1184,13 @@ void FDialog::drawTextBar()
   // Print title bar text
   if ( ! tb_text.isEmpty() )
   {
-    if ( length <= width - MENU_BTN - zoom_btn )
+    if ( length <= tb_width )
       print (tb_text);
     else
     {
       // Print ellipsis
-      print (tb_text.left(width - MENU_BTN - zoom_btn - 2));
+      const auto len = getLengthFromColumnWidth (tb_text, tb_width - 2);
+      print (tb_text.left(len));
       print ("..");
     }
   }

src/fmenuitem.cpp

@@ -171,17 +171,7 @@ void FMenuItem::unsetSelected()
 void FMenuItem::setText (const FString& txt)
 {
   text.setString(txt);
-  text_length = text.getLength();
+  calculateTextDimensions();
-  text_width = getColumnWidth(txt);
-  hotkey = finalcut::getHotkey(text);
-
-  if ( hotkey != FKey::None )
-  {
-    text_length--;
-    text_width--;
-  }
-
-  updateSuperMenuDimensions();
 }
 
 //----------------------------------------------------------------------
@@ -481,6 +471,11 @@ bool FMenuItem::isMenu (const FWidget* w) const
   return m1 || m2;
 }
 
+//----------------------------------------------------------------------
+void FMenuItem::initLayout()
+{
+  calculateTextDimensions();
+}
 
 // private methods of FMenuItem
 //----------------------------------------------------------------------
@@ -557,6 +552,23 @@ void FMenuItem::init()
   }
 }
 
+//----------------------------------------------------------------------
+void FMenuItem::calculateTextDimensions()
+{
+  text_length = text.getLength();
+  text_width = getColumnWidth(text);
+  hotkey = finalcut::getHotkey(text);
+
+  if ( hotkey != FKey::None )
+  {
+    text_length--;
+    text_width--;
+  }
+
+  updateMenubarDimensions();
+  updateSuperMenuDimensions();
+}
+
 //----------------------------------------------------------------------
 void FMenuItem::updateSuperMenuDimensions()
 {
@@ -567,6 +579,18 @@ void FMenuItem::updateSuperMenuDimensions()
   menu_ptr->calculateDimensions();
 }
 
+//----------------------------------------------------------------------
+void FMenuItem::updateMenubarDimensions()
+{
+  FWidget* parent = getParentWidget();
+
+  if ( ! parent || ! isMenuBar(parent) )
+    return;
+
+  auto menubar_ptr = static_cast<FMenuBar*>(parent);
+  menubar_ptr->calculateDimensions();
+}
+
 //----------------------------------------------------------------------
 void FMenuItem::processEnable() const
 {

src/fmessagebox.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the FINAL CUT widget toolkit                    *
 *                                                                      *
-* Copyright 2014-2020 Markus Gans                                      *
+* Copyright 2014-2021 Markus Gans                                      *
 *                                                                      *
 * FINAL CUT is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU Lesser General Public License as       *
@@ -120,6 +120,13 @@ FMessageBox::ButtonType FMessageBox::exec()
 }
 
 // protected methods of FMessageBox
+//----------------------------------------------------------------------
+void FMessageBox::initLayout()
+{
+  calculateDimensions();
+  adjustButtons();
+}
+
 //----------------------------------------------------------------------
 void FMessageBox::adjustSize()
 {

src/ftermcap.cpp

@@ -42,7 +42,6 @@
 
 #include <algorithm>
 #include <string>
-#include <thread>
 #include <vector>
 
 #include "final/emptyfstring.h"
@@ -132,6 +131,54 @@ FTermcap::Status FTermcap::paddingPrint ( const std::string& string
                 || ( ! xon_xoff_flow_control && padding_baudrate
                   && (baudrate >= padding_baudrate) );
   auto iter = string.begin();
+  using iter_type = decltype(iter);
+
+  auto read_digits = [] (iter_type& iter, int& number)
+  {
+    while ( std::isdigit(int(*iter)) && number < 1000 )
+    {
+      number = number * 10 + (*iter - '0');
+      ++iter;
+    }
+
+    number *= 10;
+  };
+
+  auto decimal_point = [] (iter_type& iter, int& number)
+  {
+    if ( *iter == '.' )
+    {
+      ++iter;
+
+      if ( std::isdigit(int(*iter)) )
+      {
+        number += (*iter - '0');  // Position after decimal point
+        ++iter;
+      }
+
+      while ( std::isdigit(int(*iter)) )
+        ++iter;
+    }
+  };
+
+  auto asterisk_slash = [&affcnt, &has_delay] (iter_type& iter, int& number)
+  {
+    while ( *iter == '*' || *iter == '/' )
+    {
+      if ( *iter == '*' )
+      {
+        // Padding is proportional to the number of affected lines (suffix '*')
+        number *= affcnt;
+        ++iter;
+      }
+      else
+      {
+        // Padding is mandatory (suffix '/')
+        has_delay = true;
+        ++iter;
+      }
+    }
+  };
 
   while ( iter != string.end() )
   {
@@ -161,44 +208,9 @@ FTermcap::Status FTermcap::paddingPrint ( const std::string& string
         }
 
         int number = 0;
-
+        read_digits (iter, number);
-        while ( std::isdigit(int(*iter)) && number < 1000 )
+        decimal_point (iter, number);
-        {
+        asterisk_slash (iter, number);
-          number = number * 10 + (*iter - '0');
-          ++iter;
-        }
-
-        number *= 10;
-
-        if ( *iter == '.' )
-        {
-          ++iter;
-
-          if ( std::isdigit(int(*iter)) )
-          {
-            number += (*iter - '0');  // Position after decimal point
-            ++iter;
-          }
-
-          while ( std::isdigit(int(*iter)) )
-            ++iter;
-        }
-
-        while ( *iter == '*' || *iter == '/' )
-        {
-          if ( *iter == '*' )
-          {
-            // Padding is proportional to the number of affected lines (suffix '*')
-            number *= affcnt;
-            ++iter;
-          }
-          else
-          {
-            // Padding is mandatory (suffix '/')
-            has_delay = true;
-            ++iter;
-          }
-        }
 
         if ( *iter != '>' )
         {
@@ -435,28 +447,6 @@ std::string FTermcap::encodeParams ( const std::string& cap
   return ( str ) ? str : std::string();
 }
 
-//----------------------------------------------------------------------
-void FTermcap::delay_output (int ms, const defaultPutChar& outc)
-{
-  if ( no_padding_char )
-  {
-    std::this_thread::sleep_for(std::chrono::milliseconds(ms));
-  }
-  else
-  {
-    static constexpr int baudbyte = 9;  // = 7 bit + 1 parity + 1 stop
-
-    for ( int pad_char_count = (ms * baudrate) / (baudbyte * 1000);
-          pad_char_count > 0;
-          pad_char_count-- )
-    {
-      outc(int(PC));
-    }
-
-    std::fflush(stdout);
-  }
-}
-
 
 // private Data Member of FTermcap - termcap capabilities
 //----------------------------------------------------------------------

src/ftextview.cpp

@@ -464,6 +464,21 @@ void FTextView::onFocusOut (FFocusEvent*)
 
 
 // protected methods of FTextView
+//----------------------------------------------------------------------
+void FTextView::initLayout()
+{
+  if ( data.empty() )
+    return;
+
+  for (auto&& line : data)
+  {
+    const auto column_width = getColumnWidth(line);
+
+    if ( column_width > max_line_width )
+      max_line_width = column_width;
+  }
+}
+
 //----------------------------------------------------------------------
 void FTextView::adjustSize()
 {

src/ftooltip.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the FINAL CUT widget toolkit                    *
 *                                                                      *
-* Copyright 2016-2020 Markus Gans                                      *
+* Copyright 2016-2021 Markus Gans                                      *
 *                                                                      *
 * FINAL CUT is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU Lesser General Public License as       *
@@ -176,9 +176,14 @@ void FToolTip::calculateDimensions()
 }
 
 //----------------------------------------------------------------------
-void FToolTip::adjustSize()
+void FToolTip::initLayout()
 {
   calculateDimensions();
+}
+
+//----------------------------------------------------------------------
+void FToolTip::adjustSize()
+{
   FWindow::adjustSize();
 }
 

src/fwidget.cpp

@@ -972,6 +972,7 @@ void FWidget::show()
     show_root_widget = this;
   }
 
+  initWidgetLayout();  // Makes initial layout settings
   adjustSize();        // Alignment before drawing
   draw();              // Draw the widget
   flags.hidden = false;
@@ -1284,6 +1285,13 @@ void FWidget::initDesktop()
   init_desktop = true;
 }
 
+//----------------------------------------------------------------------
+void FWidget::initLayout()
+{
+  // This method must be reimplemented in a subclass to automatically
+  // set the widget layouts, before the initial drawing on the terminal
+}
+
 //----------------------------------------------------------------------
 void FWidget::adjustSize()
 {
@@ -1767,6 +1775,24 @@ void FWidget::initRootWidget()
   determineDesktopSize();
 }
 
+//----------------------------------------------------------------------
+void FWidget::initWidgetLayout()
+{
+  initLayout();
+
+  if ( ! hasChildren() )
+    return;
+
+  for (auto&& child : getChildren())
+  {
+    if ( child->isWidget() )
+    {
+      auto widget = static_cast<FWidget*>(child);
+      widget->initWidgetLayout();
+    }
+  }
+}
+
 //----------------------------------------------------------------------
 void FWidget::finish()
 {

src/include/final/fmenuitem.h

@@ -148,13 +148,18 @@ class FMenuItem : public FWidget
     bool                isMenuBar (const FWidget*) const;
     bool                isMenu (const FWidget*) const;
 
+    // Method
+    void                initLayout() override;
+
   private:
     // Accessor
     FMenuList*          getFMenuList (FWidget&);
 
     // Methods
     void                init();
+    void                calculateTextDimensions();
     void                updateSuperMenuDimensions();
+    void                updateMenubarDimensions();
     void                processEnable() const;
     void                processDisable() const;
     void                processActivate() const;

src/include/final/fmessagebox.h

@@ -139,6 +139,7 @@ class FMessageBox : public FDialog
                               , ButtonType = ButtonType::Reject );
    protected:
     // Method
+    void                initLayout() override;
     void                adjustSize() override;
     void                done (ButtonType);
 

src/include/final/ftermcap.h

@@ -37,6 +37,7 @@
 
 #include <array>
 #include <string>
+#include <thread>
 #include <utility>
 #include <vector>
 
@@ -129,7 +130,8 @@ class FTermcap final
     static void          termcapKeys();
     static std::string   encodeParams ( const std::string&
                                       , const std::vector<int>& );
-    static void          delay_output (int, const defaultPutChar&);
+    template<typename PutChar>
+    static void          delay_output (int, const PutChar&);
 
     // Data member
     static bool          initialized;
@@ -162,6 +164,29 @@ inline void FTermcap::setBaudrate (int baud)
   baudrate = baud;
 }
 
+//----------------------------------------------------------------------
+template<typename PutChar>
+inline void FTermcap::delay_output (int ms, const PutChar& outc)
+{
+  if ( no_padding_char )
+  {
+    std::this_thread::sleep_for(std::chrono::milliseconds(ms));
+  }
+  else
+  {
+    static constexpr int baudbyte = 9;  // = 7 bit + 1 parity + 1 stop
+
+    for ( int pad_char_count = (ms * baudrate) / (baudbyte * 1000);
+          pad_char_count > 0;
+          pad_char_count-- )
+    {
+      outc(int(PC));
+    }
+
+    std::fflush(stdout);
+  }
+}
+
 }  // namespace finalcut
 
 

src/include/final/ftextview.h

@@ -134,6 +134,7 @@ class FTextView : public FWidget
 
   protected:
     // Method
+    void                initLayout() override;
     void                adjustSize() override;
 
   private:

src/include/final/ftooltip.h

@@ -103,6 +103,7 @@ class FToolTip : public FWindow
     void                init();
     void                draw() override;
     void                calculateDimensions();
+    void                initLayout() override;
     void                adjustSize() override;
 
     // Data members

src/include/final/fwidget.h

@@ -349,6 +349,7 @@ class FWidget : public FVTerm, public FObject
     // Methods
     void                     initTerminal() override;
     void                     initDesktop();
+    virtual void             initLayout();
     virtual void             adjustSize();
     void                     adjustSizeGlobal();
     void                     hideArea (const FSize&);
@@ -424,6 +425,7 @@ class FWidget : public FVTerm, public FObject
     // Methods
     void                     determineDesktopSize();
     void                     initRootWidget();
+    void                     initWidgetLayout();
     void                     finish();
     void                     insufficientSpaceAdjust();
     void                     KeyPressEvent (FKeyEvent*);