Fixed some minor bugs

src/fbutton.cpp

@@ -709,7 +709,7 @@ void FButton::updateButtonColor()
 }
 
 //----------------------------------------------------------------------
-void FButton::processClick()
+void FButton::processClick() const
 {
   emitCallback("clicked");
 }

src/fcheckmenuitem.cpp

@@ -69,7 +69,7 @@ void FCheckMenuItem::init()
 }
 
 //----------------------------------------------------------------------
-void FCheckMenuItem::processToggle()
+void FCheckMenuItem::processToggle() const
 {
   emitCallback("toggled");
 }

src/fcombobox.cpp

@@ -616,13 +616,13 @@ void FComboBox::passEventToListWindow (FMouseEvent* const& ev)
 }
 
 //----------------------------------------------------------------------
-void FComboBox::processClick()
+void FComboBox::processClick() const
 {
   emitCallback("clicked");
 }
 
 //----------------------------------------------------------------------
-void FComboBox::processChanged()
+void FComboBox::processChanged() const
 {
   emitCallback("row-changed");
 }

src/flineedit.cpp

@@ -1130,7 +1130,7 @@ void FLineEdit::processActivate()
 }
 
 //----------------------------------------------------------------------
-void FLineEdit::processChanged()
+void FLineEdit::processChanged() const
 {
   emitCallback("changed");
 }

src/flistbox.cpp

@@ -1696,19 +1696,19 @@ inline bool FListBox::keyIncSearchInput (FKey key)
 }
 
 //----------------------------------------------------------------------
-void FListBox::processClick()
+void FListBox::processClick() const
 {
   emitCallback("clicked");
 }
 
 //----------------------------------------------------------------------
-void FListBox::processSelect()
+void FListBox::processSelect() const
 {
   emitCallback("row-selected");
 }
 
 //----------------------------------------------------------------------
-void FListBox::processChanged()
+void FListBox::processChanged() const
 {
   emitCallback("row-changed");
 }
@@ -1743,7 +1743,7 @@ void FListBox::lazyConvert(listBoxItems::iterator iter, int y)
 }
 
 //----------------------------------------------------------------------
-void FListBox::cb_vbarChange (const FWidget*, const FDataPtr)
+void FListBox::cb_vbarChange (const FWidget*)
 {
   FScrollbar::sType scrollType;
   const std::size_t current_before = current;
@@ -1814,7 +1814,7 @@ void FListBox::cb_vbarChange (const FWidget*, const FDataPtr)
 }
 
 //----------------------------------------------------------------------
-void FListBox::cb_hbarChange (const FWidget*, const FDataPtr)
+void FListBox::cb_hbarChange (const FWidget*)
 {
   static constexpr int padding_space = 2;  // 1 leading space + 1 trailing space
   static constexpr int wheel_distance = 4;

src/flistview.cpp

@@ -2496,7 +2496,7 @@ FObject::iterator FListView::appendItem (FListViewItem* item)
 }
 
 //----------------------------------------------------------------------
-void FListView::processClick()
+void FListView::processClick() const
 {
   if ( itemlist.empty() )
     return;
@@ -2505,7 +2505,7 @@ void FListView::processClick()
 }
 
 //----------------------------------------------------------------------
-void FListView::processChanged()
+void FListView::processChanged() const
 {
   emitCallback("row-changed");
 }
@@ -2855,7 +2855,7 @@ void FListView::scrollBy (int dx, int dy)
 }
 
 //----------------------------------------------------------------------
-void FListView::cb_vbarChange (const FWidget*, const FDataPtr)
+void FListView::cb_vbarChange (const FWidget*)
 {
   FScrollbar::sType scrollType = vbar->getScrollType();
   static constexpr int wheel_distance = 4;
@@ -2922,7 +2922,7 @@ void FListView::cb_vbarChange (const FWidget*, const FDataPtr)
 }
 
 //----------------------------------------------------------------------
-void FListView::cb_hbarChange (const FWidget*, const FDataPtr)
+void FListView::cb_hbarChange (const FWidget*)
 {
   FScrollbar::sType scrollType = hbar->getScrollType();
   static constexpr int wheel_distance = 4;

src/fmenu.cpp

@@ -1612,7 +1612,7 @@ inline void FMenu::closeMenu()
 }
 
 //----------------------------------------------------------------------
-void FMenu::processActivate()
+void FMenu::processActivate() const
 {
   emitCallback("activate");
 }

src/fmenuitem.cpp

@@ -568,25 +568,25 @@ void FMenuItem::updateSuperMenuDimensions()
 }
 
 //----------------------------------------------------------------------
-void FMenuItem::processEnable()
+void FMenuItem::processEnable() const
 {
   emitCallback("enable");
 }
 
 //----------------------------------------------------------------------
-void FMenuItem::processDisable()
+void FMenuItem::processDisable() const
 {
   emitCallback("disable");
 }
 
 //----------------------------------------------------------------------
-void FMenuItem::processActivate()
+void FMenuItem::processActivate() const
 {
   emitCallback("activate");
 }
 
 //----------------------------------------------------------------------
-void FMenuItem::processDeactivate()
+void FMenuItem::processDeactivate() const
 {
   emitCallback("deactivate");
 }

src/fmessagebox.cpp

@@ -109,7 +109,8 @@ FMessageBox& FMessageBox::operator = (const FMessageBox& mbox)
   else
   {
     for (std::size_t n{0}; n < num_buttons && n < MAX_BUTTONS; n++)
-      delete button[n];
+      if ( button[n] )
+        delete button[n];
 
     if ( mbox.getParentWidget() )
       mbox.getParentWidget()->addChild (this);
@@ -139,7 +140,8 @@ void FMessageBox::setHeadline (const FString& headline)
   setHeight(getHeight() + 2, true);
 
   for (std::size_t n{0}; n < num_buttons && n < MAX_BUTTONS; n++)
-    button[n]->setY (int(getHeight()) - 4, false);
+    if ( button[n] )
+      button[n]->setY (int(getHeight()) - 4, false);
 
   const std::size_t column_width = getColumnWidth(headline_text);
 
@@ -269,7 +271,8 @@ inline void FMessageBox::allocation()
 inline void FMessageBox::deallocation()
 {
   for (std::size_t n{0}; n < num_buttons && n < MAX_BUTTONS; n++)
-    delete button[n];
+    if ( button[n] )
+      delete button[n];
 }
 
 //----------------------------------------------------------------------
@@ -390,6 +393,9 @@ void FMessageBox::resizeButtons() const
 
   for (std::size_t n{0}; n < num_buttons && n < MAX_BUTTONS; n++)
   {
+    if ( ! button[n] )
+      continue;
+
     len[n] = button[n]->getText().getLength();
 
     if ( button[n]->getText().includes('&') )
@@ -411,7 +417,8 @@ void FMessageBox::resizeButtons() const
     max_size = 7;
 
   for (std::size_t n{0}; n < num_buttons && n < MAX_BUTTONS; n++)
-    button[n]->setWidth(max_size + 3, false);
+    if ( button[n] )
+      button[n]->setWidth(max_size + 3, false);
 }
 
 //----------------------------------------------------------------------
@@ -422,6 +429,9 @@ void FMessageBox::adjustButtons()
 
   for (std::size_t n{0}; n < num_buttons && n < MAX_BUTTONS; n++)
   {
+    if ( ! button[n] )
+      continue;
+
     if ( n == num_buttons - 1 )
       btn_width += button[n]->getWidth();
     else
@@ -441,6 +451,9 @@ void FMessageBox::adjustButtons()
 
   for (std::size_t n{0}; n < num_buttons && n < MAX_BUTTONS; n++)
   {
+    if ( ! button[n] )
+      continue;
+
     if ( n == 0 )
       button[n]->setX(btn_x);
     else

src/fradiomenuitem.cpp

@@ -77,7 +77,7 @@ void FRadioMenuItem::init()
 }
 
 //----------------------------------------------------------------------
-void FRadioMenuItem::processToggle()
+void FRadioMenuItem::processToggle() const
 {
   emitCallback("toggled");
 }

src/fscrollview.cpp

@@ -866,7 +866,7 @@ void FScrollView::setViewportCursor() const
 }
 
 //----------------------------------------------------------------------
-void FScrollView::cb_vbarChange (const FWidget*, const FDataPtr)
+void FScrollView::cb_vbarChange (const FWidget*)
 {
   FScrollbar::sType scrollType = vbar->getScrollType();
   static constexpr int wheel_distance = 4;
@@ -925,7 +925,7 @@ void FScrollView::cb_vbarChange (const FWidget*, const FDataPtr)
 }
 
 //----------------------------------------------------------------------
-void FScrollView::cb_hbarChange (const FWidget*, const FDataPtr)
+void FScrollView::cb_hbarChange (const FWidget*)
 {
   FScrollbar::sType scrollType = hbar->getScrollType();
   static constexpr int wheel_distance = 4;

src/fspinbox.cpp

@@ -399,13 +399,13 @@ inline void FSpinBox::decreaseValue()
 }
 
 //----------------------------------------------------------------------
-void FSpinBox::processActivate()
+void FSpinBox::processActivate() const
 {
   emitCallback("activate");
 }
 
 //----------------------------------------------------------------------
-void FSpinBox::processChanged()
+void FSpinBox::processChanged() const
 {
   emitCallback("changed");
 }

src/fstatusbar.cpp

@@ -114,7 +114,7 @@ void FStatusKey::init()
 }
 
 //----------------------------------------------------------------------
-void FStatusKey::processActivate()
+void FStatusKey::processActivate() const
 {
   emitCallback("activate");
 }

src/ftextview.cpp

@@ -736,7 +736,7 @@ inline bool FTextView::isPrintable (wchar_t ch) const
 }
 
 //----------------------------------------------------------------------
-void FTextView::processChanged()
+void FTextView::processChanged() const
 {
   emitCallback("changed");
 }
@@ -763,7 +763,7 @@ void FTextView::changeOnResize() const
 }
 
 //----------------------------------------------------------------------
-void FTextView::cb_vbarChange (const FWidget*, const FDataPtr)
+void FTextView::cb_vbarChange (const FWidget*)
 {
   const FScrollbar::sType scrollType = vbar->getScrollType();
   static constexpr int wheel_distance = 4;
@@ -818,7 +818,7 @@ void FTextView::cb_vbarChange (const FWidget*, const FDataPtr)
 }
 
 //----------------------------------------------------------------------
-void FTextView::cb_hbarChange (const FWidget*, const FDataPtr)
+void FTextView::cb_hbarChange (const FWidget*)
 {
   const FScrollbar::sType scrollType = hbar->getScrollType();
   static constexpr int wheel_distance = 4;

src/ftogglebutton.cpp

@@ -414,13 +414,13 @@ void FToggleButton::drawLabel()
 }
 
 //----------------------------------------------------------------------
-void FToggleButton::processClick()
+void FToggleButton::processClick() const
 {
   emitCallback("clicked");
 }
 
 //----------------------------------------------------------------------
-void FToggleButton::processToggle()
+void FToggleButton::processToggle() const
 {
   emitCallback("toggled");
 }

src/fwidget.cpp

@@ -1833,7 +1833,7 @@ void FWidget::KeyDownEvent (FKeyEvent* kev)
 }
 
 //----------------------------------------------------------------------
-void FWidget::emitWheelCallback (const FWheelEvent* ev)
+void FWidget::emitWheelCallback (const FWheelEvent* ev) const
 {
   const int wheel = ev->getWheel();
 

src/include/final/fbutton.h

@@ -149,7 +149,7 @@ class FButton : public FWidget
     void                draw() override;
     void                updateStatusBar() const;
     void                updateButtonColor();
-    void                processClick();
+    void                processClick() const;
 
     // Data members
     FString      text{};

src/include/final/fcheckmenuitem.h

@@ -83,7 +83,7 @@ class FCheckMenuItem : public FMenuItem
   private:
     // Methods
     void                init();
-    void                processToggle();
+    void                processToggle() const;
     void                processClicked() override;
 };
 

src/include/final/fcombobox.h

@@ -211,8 +211,8 @@ class FComboBox : public FWidget
     void                onePosUp();
     void                onePosDown();
     void                passEventToListWindow (FMouseEvent* const&);
-    void                processClick();
+    void                processClick() const;
-    void                processChanged();
+    void                processChanged() const;
 
     // Callback methods
     void                cb_setInputField();

src/include/final/flineedit.h

@@ -201,7 +201,7 @@ class FLineEdit : public FWidget
     bool                keyInput (FKey);
     wchar_t             characterFilter (const wchar_t) const;
     void                processActivate();
-    void                processChanged();
+    void                processChanged() const;
 
     // Data members
     FString       text{""};

src/include/final/flistbox.h

@@ -301,16 +301,16 @@ class FListBox : public FWidget
     bool                changeSelectionAndPosition();
     bool                deletePreviousCharacter();
     bool                keyIncSearchInput (FKey);
-    void                processClick();
+    void                processClick() const;
-    void                processSelect();
+    void                processSelect() const;
-    void                processChanged();
+    void                processChanged() const;
     void                changeOnResize() const;
     void                lazyConvert (listBoxItems::iterator, int);
     listBoxItems::iterator index2iterator (std::size_t);
     listBoxItems::const_iterator index2iterator (std::size_t index) const;
     // Callback methods
-    void                cb_vbarChange (const FWidget*, const FDataPtr);
+    void                cb_vbarChange (const FWidget*);
-    void                cb_hbarChange (const FWidget*, const FDataPtr);
+    void                cb_hbarChange (const FWidget*);
 
     // Function Pointer
     lazyInsert      lazy_inserter{};

src/include/final/flistview.h

@@ -428,8 +428,8 @@ class FListView : public FWidget
     void                 dragDown (int);
     void                 stopDragScroll();
     iterator             appendItem (FListViewItem*);
-    void                 processClick();
+    void                 processClick() const;
-    void                 processChanged();
+    void                 processChanged() const;
     void                 changeOnResize() const;
     void                 toggleCheckbox();
     void                 collapseAndScrollLeft();
@@ -451,8 +451,8 @@ class FListView : public FWidget
     bool                 hasCheckableItems() const;
 
     // Callback methods
-    void                 cb_vbarChange (const FWidget*, const FDataPtr);
+    void                 cb_vbarChange (const FWidget*);
-    void                 cb_hbarChange (const FWidget*, const FDataPtr);
+    void                 cb_hbarChange (const FWidget*);
 
     // Data members
     iterator             root{};

src/include/final/fmenu.h

@@ -216,7 +216,7 @@ class FMenu : public FWindow, public FMenuList
     void         selectNextMenu (FKeyEvent*);
     void         acceptSelection();
     void         closeMenu();
-    void         processActivate();
+    void         processActivate() const;
 
     // Data members
     FMenuItem    menuitem{};

src/include/final/fmenuitem.h

@@ -156,10 +156,10 @@ class FMenuItem : public FWidget
     // Methods
     void                init();
     void                updateSuperMenuDimensions();
-    void                processEnable();
+    void                processEnable() const;
-    void                processDisable();
+    void                processDisable() const;
-    void                processActivate();
+    void                processActivate() const;
-    void                processDeactivate();
+    void                processDeactivate() const;
     void                createDialogList (FMenu*) const;
     template <typename T>
     void                passMouseEvent (T, const FMouseEvent*, fc::events) const;

src/include/final/fradiomenuitem.h

@@ -83,7 +83,7 @@ class FRadioMenuItem : public FMenuItem
   private:
     // Methods
     void          init();
-    void          processToggle();
+    void          processToggle() const;
     void          processClicked() override;
 };
 

src/include/final/fscrollbar.h

@@ -196,7 +196,7 @@ void initScrollbar ( FScrollbarPtr& bar
   bar->addCallback
   (
     "change-value",
-    std::bind(cb_handler, cb_instance, bar.get(), nullptr)
+    std::bind(cb_handler, cb_instance, bar.get())
   );
 }
 

src/include/final/fscrollview.h

@@ -172,8 +172,8 @@ class FScrollView : public FWidget
     void                setViewportCursor() const;
 
     // Callback methods
-    void                cb_vbarChange (const FWidget*, const FDataPtr);
+    void                cb_vbarChange (const FWidget*);
-    void                cb_hbarChange (const FWidget*, const FDataPtr);
+    void                cb_hbarChange (const FWidget*);
 
     // Data members
     FRect              scroll_geometry{1, 1, 1, 1};

src/include/final/fspinbox.h

@@ -135,8 +135,8 @@ class FSpinBox : public FWidget
     void                updateInputField();
     void                increaseValue();
     void                decreaseValue();
-    void                processActivate();
+    void                processActivate() const;
-    void                processChanged();
+    void                processChanged() const;
     void                forceFocus();
 
     // Callback methods

src/include/final/fstatusbar.h

@@ -110,7 +110,7 @@ class FStatusKey : public FWidget
   private:
     // Methods
     void                init();
-    void                processActivate();
+    void                processActivate() const;
     FStatusBar*         getConnectedStatusbar() const;
     void                setConnectedStatusbar (FStatusBar*);
 

src/include/final/ftextview.h

@@ -157,12 +157,12 @@ class FTextView : public FWidget
     void                drawText();
     bool                useFDialogBorder() const;
     bool                isPrintable (wchar_t) const;
-    void                processChanged();
+    void                processChanged() const;
     void                changeOnResize() const;
 
     // Callback methods
-    void                cb_vbarChange (const FWidget*, const FDataPtr);
+    void                cb_vbarChange (const FWidget*);
-    void                cb_hbarChange (const FWidget*, const FDataPtr);
+    void                cb_hbarChange (const FWidget*);
 
     // Data members
     FStringList        data{};

src/include/final/ftogglebutton.h

@@ -133,8 +133,8 @@ class FToggleButton : public FWidget
     // Methods
     void                draw() override;
     void                drawLabel();
-    void                processClick();
+    void                processClick() const;
-    void                processToggle();
+    void                processToggle() const;
 
     // Event handler
     void                onKeyPress (FKeyEvent*) override;

src/include/final/fwidget.h

@@ -441,10 +441,10 @@ class FWidget : public FVTerm, public FObject
     void                     insufficientSpaceAdjust();
     void                     KeyPressEvent (FKeyEvent*);
     void                     KeyDownEvent (FKeyEvent*);
-    void                     emitWheelCallback (const FWheelEvent*);
+    void                     emitWheelCallback (const FWheelEvent*) const;
     void                     setWindowFocus (bool);
     bool                     changeFocus (FWidget*, FWidget*, fc::FocusTypes);
-    void                     processDestroy();
+    void                     processDestroy() const;
     virtual void             draw();
     void                     drawWindows() const;
     void                     drawChildren();
@@ -1050,7 +1050,7 @@ inline uInt& FWidget::setModalDialogCounter()
 { return modal_dialog_counter; }
 
 //----------------------------------------------------------------------
-inline void FWidget::processDestroy()
+inline void FWidget::processDestroy() const
 { emitCallback("destroy"); }