New Widget class FListView to allow a multi-column data view

.gitignore

@@ -38,6 +38,7 @@ test/transparent
 test/input-dialog
 test/choice
 test/listbox
+test/listview
 test/mandelbrot
 test/keyboard
 test/mouse

ChangeLog

@@ -1,3 +1,8 @@
+2017-07-18  Markus Gans  <guru.mail@muenster.de>
+	* New Widget class FListView (filled with FListViewItem) 
+	  to allow a multi-column data view
+        * Add the listview example to demonstrate FListView
+
 2017-07-11  Markus Gans  <guru.mail@muenster.de>
 	* New class FTermBuffer to buffer terminal outputs
 	* Add the possibility to print from the terminal buffer

src/Makefile.am

@@ -23,6 +23,7 @@ libfinal_la_SOURCES = \
 	fswitch.cpp \
 	flabel.cpp \
 	flistbox.cpp \
+	flistview.cpp \
 	fmenu.cpp \
 	fdialoglistmenu.cpp \
 	fmenubar.cpp \
@@ -69,6 +70,7 @@ finalcutinclude_HEADERS = \
 	flabel.h \
 	flineedit.h \
 	flistbox.h \
+	flistview.h \
 	fmenu.h \
 	fdialoglistmenu.h \
 	fmenubar.h \

src/Makefile.clang

@@ -20,6 +20,7 @@ INCLUDE_HEADERS = \
 	flabel.h \
 	flineedit.h \
 	flistbox.h \
+	flistview.h \
 	fmenu.h \
 	fdialoglistmenu.h \
 	fmenubar.h \
@@ -72,6 +73,7 @@ OBJS = \
 	fswitch.o \
 	flabel.o \
 	flistbox.o \
+	flistview.o \
 	fmenu.o \
 	fdialoglistmenu.o \
 	fmenubar.o \

src/Makefile.gcc

@@ -20,6 +20,7 @@ INCLUDE_HEADERS = \
 	flabel.h \
 	flineedit.h \
 	flistbox.h \
+	flistview.h \
 	fmenu.h \
 	fdialoglistmenu.h \
 	fmenubar.h \
@@ -72,6 +73,7 @@ OBJS = \
 	fswitch.o \
 	flabel.o \
 	flistbox.o \
+	flistview.o \
 	fmenu.o \
 	fdialoglistmenu.o \
 	fmenubar.o \

src/Makefile.in

@@ -131,12 +131,12 @@ libfinal_la_LIBADD =
 am_libfinal_la_OBJECTS = fstring.lo fpoint.lo frect.lo fscrollbar.lo \
 	fprogressbar.lo flineedit.lo fbutton.lo fbuttongroup.lo \
 	ftogglebutton.lo fradiobutton.lo fcheckbox.lo fswitch.lo \
-	flabel.lo flistbox.lo fmenu.lo fdialoglistmenu.lo fmenubar.lo \
+	flabel.lo flistbox.lo flistview.lo fmenu.lo fdialoglistmenu.lo \
-	fmenuitem.lo fradiomenuitem.lo fcheckmenuitem.lo fmenulist.lo \
+	fmenubar.lo fmenuitem.lo fradiomenuitem.lo fcheckmenuitem.lo \
-	fdialog.lo fscrollview.lo fwindow.lo fmessagebox.lo \
+	fmenulist.lo fdialog.lo fscrollview.lo fwindow.lo \
-	ftooltip.lo ffiledialog.lo ftextview.lo fstatusbar.lo fterm.lo \
+	fmessagebox.lo ftooltip.lo ffiledialog.lo ftextview.lo \
-	fvterm.lo fevent.lo foptiattr.lo foptimove.lo ftermbuffer.lo \
+	fstatusbar.lo fterm.lo fvterm.lo fevent.lo foptiattr.lo \
-	fapp.lo fwidget.lo fobject.lo
+	foptimove.lo ftermbuffer.lo fapp.lo fwidget.lo fobject.lo
 libfinal_la_OBJECTS = $(am_libfinal_la_OBJECTS)
 AM_V_lt = $(am__v_lt_@AM_V@)
 am__v_lt_ = $(am__v_lt_@AM_DEFAULT_V@)
@@ -389,6 +389,7 @@ libfinal_la_SOURCES = \
 	fswitch.cpp \
 	flabel.cpp \
 	flistbox.cpp \
+	flistview.cpp \
 	fmenu.cpp \
 	fdialoglistmenu.cpp \
 	fmenubar.cpp \
@@ -433,6 +434,7 @@ finalcutinclude_HEADERS = \
 	flabel.h \
 	flineedit.h \
 	flistbox.h \
+	flistview.h \
 	fmenu.h \
 	fdialoglistmenu.h \
 	fmenubar.h \
@@ -554,6 +556,7 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/flabel.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/flineedit.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/flistbox.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/flistview.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/fmenu.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/fmenubar.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/fmenuitem.Plo@am__quote@

src/flistview.h

@@ -0,0 +1,219 @@
+// File: flistview.h
+// Provides: class FListViewItem
+//           class FListView
+//
+//  Inheritance diagram
+//  ═══════════════════
+//
+// ▕▔▔▔▔▔▔▔▔▔▏ ▕▔▔▔▔▔▔▔▔▔▏
+// ▕ FObject ▏ ▕  FTerm  ▏
+// ▕▁▁▁▁▁▁▁▁▁▏ ▕▁▁▁▁▁▁▁▁▁▏
+//      ▲           ▲
+//      │           │
+//      └─────┬─────┘
+//            │
+//       ▕▔▔▔▔▔▔▔▔▏
+//       ▕ FVTerm ▏
+//       ▕▁▁▁▁▁▁▁▁▏
+//            ▲
+//            │
+//       ▕▔▔▔▔▔▔▔▔▔▏
+//       ▕ FWidget ▏
+//       ▕▁▁▁▁▁▁▁▁▁▏
+//            ▲
+//            │
+//      ▕▔▔▔▔▔▔▔▔▔▔▔▏1     *▕▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▏
+//      ▕ FListView ▏- - - -▕ FListViewItem ▏
+//      ▕▁▁▁▁▁▁▁▁▁▁▁▏       ▕▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▏
+//
+
+#ifndef FLISTVIEW_H
+#define FLISTVIEW_H
+
+#include "fscrollbar.h"
+#include "fstring.h"
+#include "ftermbuffer.h"
+#include "fwidget.h"
+
+// class forward declaration
+class FListView;
+
+//----------------------------------------------------------------------
+// class FListViewItem
+//----------------------------------------------------------------------
+
+#pragma pack(push)
+#pragma pack(1)
+
+class FListViewItem : public FObject
+{
+ public:
+   FListViewItem (const FListViewItem&);  // copy constructor
+   FListViewItem (FListView*);
+   FListViewItem ( const std::vector<FString>&
+                 , FWidget::data_ptr = 0
+                 , FListView* = 0);
+
+  // Destructor
+  ~FListViewItem();
+
+   // Assignment operator (=)
+   FListViewItem& operator = (const FListViewItem&);
+
+   // Accessors
+   const char*  getClassName() const;
+   uInt         getCount() const;
+
+ private:
+   // Friend classes
+   friend class FListView;
+
+   // Data Member
+   std::vector<FString> column_line;
+   FWidget::data_ptr    data_pointer;
+};
+#pragma pack(pop)
+
+
+// FListViewItem inline functions
+//----------------------------------------------------------------------
+inline const char* FListViewItem::getClassName() const
+{ return "FListViewItem"; }
+
+//----------------------------------------------------------------------
+inline uInt FListViewItem::getCount() const
+{ return uInt(column_line.size()); }
+
+
+//----------------------------------------------------------------------
+// class FListView
+//----------------------------------------------------------------------
+
+#pragma pack(push)
+#pragma pack(1)
+
+class FListView : public FWidget
+{
+ public:
+   // Typedef
+   typedef std::vector<FListViewItem*> listViewItems;
+
+   // Using-declaration
+   using FWidget::setGeometry;
+
+   // Constructor
+   explicit FListView (FWidget* = 0);
+
+   // Destructor
+  ~FListView();
+
+   // Accessors
+   const char*  getClassName() const;
+
+   // Mutators
+   void         setGeometry (int, int, int, int, bool = true);
+
+   // Methods
+   virtual int  addColumn (const FString&, int = USE_MAX_SIZE);
+   void         insert (FListViewItem*);
+   void         insert ( const std::vector<FString>&
+                       , data_ptr = 0
+                       , FListView* = 0 );
+   void         insert ( const std::vector<long>&
+                       , data_ptr = 0
+                       , FListView* = 0 );
+   listViewItems::iterator index2iterator (int);
+
+   // Event handlers
+   void         onKeyPress (FKeyEvent*);
+   void         onMouseDown (FMouseEvent*);
+   void         onMouseUp (FMouseEvent*);
+   void         onMouseMove (FMouseEvent*);
+   void         onMouseDoubleClick (FMouseEvent*);
+   void         onWheel (FWheelEvent*);
+   void         onTimer (FTimerEvent*);
+   void         onFocusIn (FFocusEvent*);
+   void         onFocusOut (FFocusEvent*);
+
+   // Callback methods
+   void         cb_VBarChange (FWidget*, data_ptr);
+   void         cb_HBarChange (FWidget*, data_ptr);
+
+ protected:
+   // Methods
+   void adjustYOffset();
+   void adjustSize();
+
+ private:
+   // Typedef
+   struct Header
+   {
+    public:
+      Header()
+      : name()
+      , width (0)
+      , fixed_width (-1)
+      { }
+
+     ~Header()
+      { }
+      
+      FString name;
+      int width;
+      bool fixed_width;
+   };
+
+   typedef std::vector<Header> headerItems;
+
+   // Constants
+   static const int USE_MAX_SIZE = -1;
+
+   // Disable copy constructor
+   FListView (const FListView&);
+
+   // Disable assignment operator (=)
+   FListView& operator = (const FListView&);
+
+   // Methods
+   void         init();
+   void         draw();
+   void         drawColumnLabels();
+   void         drawList();
+   void         recalculateHorizontalBar (int);
+   void         recalculateVerticalBar (int);
+   void         processClick();
+   void         processChanged();
+
+   // Data Members
+   listViewItems  data;
+   headerItems    header;
+   FTermBuffer    headerline;
+   FScrollbar*    vbar;
+   FScrollbar*    hbar;
+   fc::dragScroll drag_scroll;
+   bool           scroll_timer;
+   int            scroll_repeat;
+   int            scroll_distance;
+   int            current;
+   int            xoffset;
+   int            yoffset;
+   int            nf_offset;
+   int            max_line_width;
+};
+#pragma pack(pop)
+
+
+// FListView inline functions
+//----------------------------------------------------------------------
+inline const char* FListView::getClassName() const
+{ return "FListView"; }
+
+//----------------------------------------------------------------------
+inline FListView::listViewItems::iterator FListView::index2iterator (int index)
+{
+  listViewItems::iterator iter = data.begin();
+  std::advance (iter, index);
+  return iter;
+}
+
+#endif  // FLISTVIEW_H

test/Makefile.am

@@ -11,6 +11,7 @@ noinst_PROGRAMS = \
 	input-dialog \
 	choice \
 	listbox \
+	listview \
 	opti-move \
 	termcap \
 	string-operations \
@@ -32,6 +33,7 @@ dialog_SOURCES = dialog.cpp
 input_dialog_SOURCES = input-dialog.cpp
 choice_SOURCES = choice.cpp
 listbox_SOURCES = listbox.cpp
+listview_SOURCES = listview.cpp
 opti_move_SOURCES = opti-move.cpp
 string_operations_SOURCES = string-operations.cpp
 mandelbrot_SOURCES = mandelbrot.cpp

test/Makefile.in

@@ -83,8 +83,8 @@ POST_UNINSTALL = :
 build_triplet = @build@
 host_triplet = @host@
 noinst_PROGRAMS = hello$(EXEEXT) dialog$(EXEEXT) input-dialog$(EXEEXT) \
-	choice$(EXEEXT) listbox$(EXEEXT) opti-move$(EXEEXT) \
+	choice$(EXEEXT) listbox$(EXEEXT) listview$(EXEEXT) \
-	termcap$(EXEEXT) string-operations$(EXEEXT) \
+	opti-move$(EXEEXT) termcap$(EXEEXT) string-operations$(EXEEXT) \
 	mandelbrot$(EXEEXT) calculator$(EXEEXT) watch$(EXEEXT) \
 	term-attributes$(EXEEXT) transparent$(EXEEXT) \
 	keyboard$(EXEEXT) mouse$(EXEEXT) timer$(EXEEXT) \
@@ -129,6 +129,9 @@ keyboard_LDADD = $(LDADD)
 am_listbox_OBJECTS = listbox.$(OBJEXT)
 listbox_OBJECTS = $(am_listbox_OBJECTS)
 listbox_LDADD = $(LDADD)
+am_listview_OBJECTS = listview.$(OBJEXT)
+listview_OBJECTS = $(am_listview_OBJECTS)
+listview_LDADD = $(LDADD)
 am_mandelbrot_OBJECTS = mandelbrot.$(OBJEXT)
 mandelbrot_OBJECTS = $(am_mandelbrot_OBJECTS)
 mandelbrot_LDADD = $(LDADD)
@@ -204,19 +207,20 @@ am__v_CXXLD_0 = @echo "  CXXLD   " $@;
 am__v_CXXLD_1 = 
 SOURCES = $(calculator_SOURCES) $(choice_SOURCES) $(dialog_SOURCES) \
 	$(hello_SOURCES) $(input_dialog_SOURCES) $(keyboard_SOURCES) \
-	$(listbox_SOURCES) $(mandelbrot_SOURCES) $(menu_SOURCES) \
+	$(listbox_SOURCES) $(listview_SOURCES) $(mandelbrot_SOURCES) \
-	$(mouse_SOURCES) $(opti_move_SOURCES) $(scrollview_SOURCES) \
-	$(string_operations_SOURCES) $(term_attributes_SOURCES) \
-	$(termcap_SOURCES) $(timer_SOURCES) $(transparent_SOURCES) \
-	$(ui_SOURCES) $(watch_SOURCES) $(windows_SOURCES)
-DIST_SOURCES = $(calculator_SOURCES) $(choice_SOURCES) \
-	$(dialog_SOURCES) $(hello_SOURCES) $(input_dialog_SOURCES) \
-	$(keyboard_SOURCES) $(listbox_SOURCES) $(mandelbrot_SOURCES) \
 	$(menu_SOURCES) $(mouse_SOURCES) $(opti_move_SOURCES) \
 	$(scrollview_SOURCES) $(string_operations_SOURCES) \
 	$(term_attributes_SOURCES) $(termcap_SOURCES) $(timer_SOURCES) \
 	$(transparent_SOURCES) $(ui_SOURCES) $(watch_SOURCES) \
 	$(windows_SOURCES)
+DIST_SOURCES = $(calculator_SOURCES) $(choice_SOURCES) \
+	$(dialog_SOURCES) $(hello_SOURCES) $(input_dialog_SOURCES) \
+	$(keyboard_SOURCES) $(listbox_SOURCES) $(listview_SOURCES) \
+	$(mandelbrot_SOURCES) $(menu_SOURCES) $(mouse_SOURCES) \
+	$(opti_move_SOURCES) $(scrollview_SOURCES) \
+	$(string_operations_SOURCES) $(term_attributes_SOURCES) \
+	$(termcap_SOURCES) $(timer_SOURCES) $(transparent_SOURCES) \
+	$(ui_SOURCES) $(watch_SOURCES) $(windows_SOURCES)
 am__can_run_installinfo = \
   case $$AM_UPDATE_INFO_DIR in \
     n|no|NO) false;; \
@@ -371,6 +375,7 @@ dialog_SOURCES = dialog.cpp
 input_dialog_SOURCES = input-dialog.cpp
 choice_SOURCES = choice.cpp
 listbox_SOURCES = listbox.cpp
+listview_SOURCES = listview.cpp
 opti_move_SOURCES = opti-move.cpp
 string_operations_SOURCES = string-operations.cpp
 mandelbrot_SOURCES = mandelbrot.cpp
@@ -458,6 +463,10 @@ listbox$(EXEEXT): $(listbox_OBJECTS) $(listbox_DEPENDENCIES) $(EXTRA_listbox_DEP
 	@rm -f listbox$(EXEEXT)
 	$(AM_V_CXXLD)$(CXXLINK) $(listbox_OBJECTS) $(listbox_LDADD) $(LIBS)
 
+listview$(EXEEXT): $(listview_OBJECTS) $(listview_DEPENDENCIES) $(EXTRA_listview_DEPENDENCIES) 
+	@rm -f listview$(EXEEXT)
+	$(AM_V_CXXLD)$(CXXLINK) $(listview_OBJECTS) $(listview_LDADD) $(LIBS)
+
 mandelbrot$(EXEEXT): $(mandelbrot_OBJECTS) $(mandelbrot_DEPENDENCIES) $(EXTRA_mandelbrot_DEPENDENCIES) 
 	@rm -f mandelbrot$(EXEEXT)
 	$(AM_V_CXXLD)$(CXXLINK) $(mandelbrot_OBJECTS) $(mandelbrot_LDADD) $(LIBS)
@@ -523,6 +532,7 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/input-dialog.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/keyboard.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/listbox.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/listview.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/mandelbrot.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/menu.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/mouse.Po@am__quote@

test/listview.cpp

@@ -0,0 +1,174 @@
+// File: listview.cpp
+
+#include <iostream>
+#include <fstream>
+
+#include "fapp.h"
+#include "fdialog.h"
+#include "flistview.h"
+#include "fmessagebox.h"
+
+
+//----------------------------------------------------------------------
+// class Listbox
+//----------------------------------------------------------------------
+
+#pragma pack(push)
+#pragma pack(1)
+
+class Listview : public FDialog
+{
+ public:
+   // Constructor
+   explicit Listview (FWidget* = 0);
+   // Destructor
+  ~Listview();
+
+ private:
+   // Disable copy constructor
+   Listview (const Listview&);
+   // Disable assignment operator (=)
+   Listview& operator = (const Listview&);
+
+   // Event handlers
+   void onClose (FCloseEvent*);
+
+   // Callback methods
+   void cb_exitApp (FWidget*, data_ptr);
+};
+#pragma pack(pop)
+
+//----------------------------------------------------------------------
+Listview::Listview (FWidget* parent)
+  : FDialog(parent)
+{
+  // Create FListView object
+  FListView* listView = new FListView (this);
+  listView->setGeometry(2, 1, 33, 14);
+
+  // Add columns to the view
+  listView->addColumn ("City");
+  listView->addColumn ("Condition");
+  listView->addColumn ("Temp.", 7);
+  listView->addColumn ("Humidity");
+  listView->addColumn ("Pressure");
+           			
+  // Populate FListView with a list of items
+  std::string weather[][5] =
+  {
+    { "Alexandria", "Sunny", "31°C", "61%", "1006.4 mb" },
+    { "Amsterdam", "Cloudy", "21°C", "82%", "1021.3 mb" },
+    { "Baghdad", "Fair", "47°C", "9%", "1001.0 mb" },
+    { "Bangkok", "Partly Cloudy", "30°C", "69%", "1002.0 mb" },
+    { "Beijing", "Fair", "31°C", "68%", "1007.1 mb" },
+    { "Berlin", "Cloudy", "22°C", "53%", "1022.0 mb" },
+    { "Bogotá", "Fair", "9°C", "95%", "1028.5 mb" },
+    { "Budapest", "Partly Cloudy", "23°C", "37%", "1020.7 mb" },
+    { "Buenos Aires", "Cloudy", "7°C", "73%", "1019.0 mb" },
+    { "Cairo", "Fair", "39°C", "22%", "1006.1 mb" },
+    { "Cape Town", "Partly Cloudy", "12°C", "45%", "1030.1 mb" },
+    { "Chicago", "Mostly Cloudy", "21°C", "81%", "1014.9 mb" },
+    { "Delhi", "Haze", "33°C", "68%", "998.0 mb" },
+    { "Dhaka", "Haze", "32°C", "64%", "996.3 mb" },
+    { "Houston", "Cloudy", "23°C", "100%", "1014.2 mb" },
+    { "Istanbul", "Mostly Cloudy", "27°C", "61%", "1011.2 mb" },
+    { "Jakarta", "Fair", "28°C", "71%", "1009.1 mb" },
+    { "Jerusalem", "Sunny", "35°C", "17%", "1005.8 mb" },
+    { "Johannesburg", "Fair", "18°C", "16%", "1020.0 mb" },
+    { "Karachi", "Mostly Cloudy", "29°C", "76%", "998.0 mb" },
+    { "Lagos", "Mostly Cloudy", "27°C", "86%", "1014.6 mb" },
+    { "Lima", "Cloudy", "17°C", "83%", "1017.3 mb" },
+    { "London", "Cloudy", "23°C", "71%", "1023.0 mb" },
+    { "Los Angeles", "Fair", "21°C", "78%", "1011.9 mb" },
+    { "Madrid", "Fair", "32°C", "35%", "1020.0 mb" },
+    { "Mexico City", "Partly Cloudy", "14°C", "79%", "1028.5 mb" },
+    { "Moscow", "Partly Cloudy", "24°C", "54%", "1014.2 mb" },
+    { "Mumbai", "Haze", "28°C", "77%", "1003.0 mb" },
+    { "New York City", "Sunny", "21°C", "80%", "1014.2 mb" },
+    { "Paris", "Partly Cloudy", "27°C", "57%", "1024.4 mb" },
+    { "Reykjavík", "Mostly Cloudy", "11°C", "76%", "998.6 mb" },
+    { "Rio de Janeiro", "Fair", "24°C", "64%", "1022.0 mb" },
+    { "Rome", "Fair", "32°C", "18%", "1014.2 mb" },
+    { "Saint Petersburg", "Mostly Cloudy", "18°C", "55%", "1014.6 mb" },
+    { "São Paulo", "Fair", "19°C", "53%", "1024.0 mb" },
+    { "Seoul", "Cloudy", "26°C", "87%", "1012.2 mb" },
+    { "Shanghai", "Fair", "32°C", "69%", "1009.1 mb" },
+    { "Singapore", "Mostly Cloudy", "29°C", "73%", "1009.1 mb" },
+    { "Tehran", "Fair", "36°C", "14%", "1013.2 mb" },
+    { "Tokyo", "Mostly Cloudy", "28°C", "67%", "1009.1 mb" },
+    { "Zurich", "Mostly Cloudy", "23°C", "44%", "1023.7 mb" }
+  };
+
+  const int lastItem = int(sizeof(weather) / sizeof(weather[0])) - 1;
+
+  for (int i=0; i <= lastItem; i++)
+  {
+    std::vector<FString> line (&weather[i][0], &weather[i][0] + 5);
+    listView->insert (line);
+  }
+
+  // Quit button
+  FButton* Quit = new FButton (this);
+  Quit->setGeometry(24, 16, 10, 1);
+  Quit->setText (L"&Quit");
+
+  // Add some function callbacks
+  Quit->addCallback
+  (
+    "clicked",
+    F_METHOD_CALLBACK (this, &Listview::cb_exitApp)
+  );
+}
+
+//----------------------------------------------------------------------
+Listview::~Listview()
+{ }
+
+//----------------------------------------------------------------------
+void Listview::onClose (FCloseEvent* ev)
+{
+  int ret = FMessageBox::info ( this, "Quit"
+                              , "Do you really want\n"
+                                "to quit the program ?"
+                              , FMessageBox::Yes
+                              , FMessageBox::No );
+  if ( ret == FMessageBox::Yes )
+    ev->accept();
+  else
+    ev->ignore();
+}
+
+//----------------------------------------------------------------------
+void Listview::cb_exitApp (FWidget*, data_ptr)
+{
+  close();
+}
+
+
+//----------------------------------------------------------------------
+//                               main part
+//----------------------------------------------------------------------
+
+int main (int argc, char* argv[])
+{
+  if ( argv[1] && ( std::strcmp(argv[1], "--help") == 0
+                   || std::strcmp(argv[1], "-h") == 0 ) )
+  {
+    std::cout << "Generic options:" << std::endl
+              << "  -h, --help                  "
+              << "Display this help and exit" << std::endl;
+    FApplication::print_cmd_Options();
+    std::exit(EXIT_SUCCESS);
+  }
+
+  FApplication app(argc, argv);
+
+  Listview d(&app);
+  d.setText (L"Listview");
+  d.setGeometry (int(1 + (app.getWidth() - 37) / 2), 3, 37, 20);
+  d.setShadow();
+
+  app.setMainWidget(&d);
+  d.show();
+  return app.exec();
+}