First check-in of NxWidgets

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4505 42af7a65-404d-4744-a932-0658087f49c3

4 files changed, 870 insertions, 0 deletions

diff --git a/NxWidgets/UnitTests/CListBox/Makefile b/NxWidgets/UnitTests/CListBox/Makefile
new file mode 100644
index 000000000..9f3d5721d
--- /dev/null
+++ b/NxWidgets/UnitTests/CListBox/Makefile
@@ -0,0 +1,172 @@
+#################################################################################
+# NxWidgets/UnitTests/CListBox/Makefile
+#
+#   Copyright (C) 2012 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <gnutt@nuttx.org>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in
+#    the documentation and/or other materials provided with the
+#    distribution.
+# 3. Neither the name NuttX, NxWidgets, nor the names of its contributors
+#    me be used to endorse or promote products derived from this software
+#    without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+#################################################################################
+
+TESTDIR := ${shell pwd | sed -e 's/ /\\ /g'}
+
+-include $(TOPDIR)/.config
+-include $(TOPDIR)/Make.defs
+include $(APPDIR)/Make.defs
+
+# Add the path to the NXWidget include directory to the CFLAGS
+
+NXWIDGETS_DIR="$(TESTDIR)/../../NXWidgets/libnxwidgets"
+NXWIDGETS_INC="$(NXWIDGETS_DIR)/include"
+NXWIDGETS_LIB="$(NXWIDGETS_DIR)/libnxwidgets$(LIBEXT)"
+
+INCDIR=$(TOPDIR)/tools/incdir.sh
+ifeq ($(WINTOOL),y)
+  CFLAGS += ${shell $(INCDIR) -w "$(CC)" "$(NXWIDGETS_INC)"}
+  CXXFLAGS += ${shell $(INCDIR) -w "$(CXX)" "$(NXWIDGETS_INC)"}
+else
+  CFLAGS += ${shell $(INCDIR) "$(CC)" "$(NXWIDGETS_INC)"}
+  CXXFLAGS += ${shell $(INCDIR) "$(CXX)" "$(NXWIDGETS_INC)"}
+endif
+
+# Get the path to the archiver tool
+
+TESTTOOL_DIR="$(TESTDIR)/../tools"
+ARCHIVER=$(TESTTOOL_DIR)/addobjs.sh
+
+# Hello, World! C++ Example
+
+ASRCS		=
+CSRCS		=
+CXXSRCS		= main.cxx clistboxtest.cxx
+
+AOBJS		= $(ASRCS:.S=$(OBJEXT))
+COBJS		= $(CSRCS:.c=$(OBJEXT))
+CXXOBJS		= $(CXXSRCS:.cxx=$(OBJEXT))
+
+SRCS		= $(ASRCS) $(CSRCS) $(CXXSRCS)
+OBJS		= $(AOBJS) $(COBJS) $(CXXOBJS)
+
+POSIX_BIN	= "$(APPDIR)/libapps$(LIBEXT)"
+ifeq ($(WINTOOL),y)
+  BIN		= "${shell cygpath -w  $(POSIX_BIN)}"
+else
+  BIN		= $(POSIX_BIN)
+endif
+
+ROOTDEPPATH	= --dep-path .
+
+# helloxx built-in application info
+
+APPNAME		= clistbox
+PRIORITY	= SCHED_PRIORITY_DEFAULT
+STACKSIZE	= 2048
+
+# Common build
+
+VPATH		= 
+
+all: .built
+.PHONY:	clean depend context disclean chkcxx chklib
+
+# Object file creation targets
+
+$(AOBJS): %$(OBJEXT): %.S
+	$(call ASSEMBLE, $<, $@)
+
+$(COBJS): %$(OBJEXT): %.c
+	$(call COMPILE, $<, $@)
+
+$(CXXOBJS): %$(OBJEXT): %.cxx
+	$(call COMPILEXX, $<, $@)
+
+# Verify that the NuttX configuration is setup to support C++
+
+chkcxx:
+ifneq ($(CONFIG_HAVE_CXX),y)
+	@echo ""
+	@echo "In order to use this example, you toolchain must support must"
+	@echo ""
+	@echo "  (1) Explicitly select CONFIG_HAVE_CXX to build in C++ support"
+	@echo "  (2) Define CXX, CXXFLAGS, and COMPILEXX in the Make.defs file"
+	@echo "      of the configuration that you are using."
+	@echo ""
+	@exit 1
+endif
+
+# Verify that the NXWidget library has been built
+
+chklib:
+	@( \
+		if [ ! -e "$(NXWIDGETS_LIB)" ]; then \
+			echo "$(NXWIDGETS_LIB) does not exist."; \
+			echo "Please go to $(NXWIDGETS_DIR)"; \
+			echo "and rebuild the library"; \
+			exit 1; \
+		fi; \
+	  )
+
+# Library creation targets
+
+$(NXWIDGETS_LIB): # Just to keep make happy.  chklib does the work.
+
+.built: chkcxx chklib $(OBJS) $(NXWIDGETS_LIB)
+	@( for obj in $(OBJS) ; do \
+		$(call ARCHIVE, $(BIN), $${obj}); \
+	   done ; )
+ifeq ($(WINTOOL),y)
+	@$(ARCHIVER) -w -p "$(CROSSDEV)" $(BIN) $(NXWIDGETS_DIR)
+else
+	@$(ARCHIVER) -p "$(CROSSDEV)" $(BIN) $(NXWIDGETS_DIR)
+endif
+	@touch .built
+
+# Standard housekeeping targets
+
+.context:
+ifeq ($(CONFIG_NSH_BUILTIN_APPS),y)
+	$(call REGISTER,$(APPNAME),$(PRIORITY),$(STACKSIZE),$(APPNAME)_main)
+endif
+	@touch $@
+
+context: .context
+
+.depend: Makefile $(SRCS)
+	@$(MKDEP) $(ROOTDEPPATH) $(CXX) -- $(CXXFLAGS) -- $(SRCS) >Make.dep
+	@touch $@
+
+depend: .depend
+
+clean:
+	@rm -f *.o *~ .*.swp .built
+	$(call CLEAN)
+
+distclean: clean
+	@rm -f Make.dep .depend
+
+-include Make.dep
diff --git a/NxWidgets/UnitTests/CListBox/clistboxtest.cxx b/NxWidgets/UnitTests/CListBox/clistboxtest.cxx
new file mode 100644
index 000000000..cd41dacc7
--- /dev/null
+++ b/NxWidgets/UnitTests/CListBox/clistboxtest.cxx
@@ -0,0 +1,224 @@
+/////////////////////////////////////////////////////////////////////////////
+// NxWidgets/UnitTests/CListBox/clistboxtest.cxx
+//
+//   Copyright (C) 2012 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <gnutt@nuttx.org>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX, NxWidgets, nor the names of its contributors
+//    me be used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Included Files
+/////////////////////////////////////////////////////////////////////////////
+
+#include <nuttx/config.h>
+
+#include <nuttx/init.h>
+#include <cstdio>
+#include <cerrno>
+#include <debug.h>
+
+#include <nuttx/nx/nx.h>
+#include <nuttx/nx/nxfonts.h>
+
+#include "nxconfig.hxx"
+#include "cbgwindow.hxx"
+#include "clistboxtest.hxx"
+
+/////////////////////////////////////////////////////////////////////////////
+// Definitions
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Private Classes
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Private Data
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Public Data
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Public Function Prototypes
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// CListBoxTest Method Implementations
+/////////////////////////////////////////////////////////////////////////////
+
+// CListBoxTest Constructor
+
+CListBoxTest::CListBoxTest()
+{
+  // Initialize state data
+
+  m_widgetControl = (CWidgetControl *)NULL;
+  m_bgWindow      = (CBgWindow *)NULL;
+}
+
+// CListBoxTest Descriptor
+
+CListBoxTest::~CListBoxTest(void)
+{
+  disconnect();
+}
+
+// Connect to the NX server
+
+bool CListBoxTest::connect(void)
+{
+  // Connect to the server
+
+  bool nxConnected = CNxServer::connect();
+  if (nxConnected)
+    {
+      // Set the background color
+
+      if (!setBackgroundColor(CONFIG_CLISTBOXTEST_BGCOLOR))
+        {
+          message("CListBoxTest::connect: setBackgroundColor failed\n");
+        }
+    }
+
+  return nxConnected;
+}
+
+// Disconnect from the NX server
+
+void CListBoxTest::disconnect(void)
+{
+  // Close the window
+
+  if (m_bgWindow)
+    {
+      delete m_bgWindow;
+      m_bgWindow = (CBgWindow *)NULL;
+    }
+
+  // Free the widget control instance
+
+  if (m_widgetControl)
+    {
+      delete m_widgetControl;
+      m_widgetControl = (CWidgetControl *)NULL;
+    }
+
+  // And disconnect from the server
+
+  CNxServer::disconnect();
+}
+
+// Create the background window instance.  This function illustrates
+// the basic steps to instantiate any window:
+//
+// 1) Create a dumb CWigetControl instance
+// 2) Pass the dumb CWidgetControl instance to the window constructor
+//    that inherits from INxWindow.  This will "smarten" the CWidgetControl
+//    instance with some window knowlede
+// 3) Call the open() method on the window to display the window.
+// 4) After that, the fully smartened CWidgetControl instance can
+//    be used to generate additional widgets by passing it to the
+//    widget constructor
+
+bool CListBoxTest::createWindow(void)
+{
+  // Initialize the widget control using the default style
+
+  m_widgetControl = new CWidgetControl((CWidgetStyle *)NULL);
+
+  // Get an (uninitialized) instance of the background window as a class
+  // that derives from INxWindow.
+
+  m_bgWindow = getBgWindow(m_widgetControl);
+  if (!m_bgWindow)
+    {
+      message("CListBoxTest::createWindow: Failed to create CBgWindow instance\n");
+      disconnect();
+      return false;
+    }
+
+  // Open (and initialize) the window
+
+  bool success = m_bgWindow->open();
+  if (!success)
+    {
+      message("CListBoxTest::createWindow: Failed to open background window\n");
+      disconnect();
+      return false;
+    }
+
+  return true;
+}
+
+// Create a listbox in the center of the window
+
+CListBox *CListBoxTest::createListBox(void)
+{
+  // Get the size of the display
+
+  struct nxgl_size_s windowSize;
+  if (!m_bgWindow->getSize(&windowSize))
+    {
+      printf("CListBoxTest::createListBox: Failed to get window size\n");
+      disconnect();
+      return false;
+    }
+
+  // Put the listbox in the center of the display
+
+  nxgl_coord_t listboxWidth  = windowSize.w >> 1;
+  nxgl_coord_t listboxX      = windowSize.w >> 2;
+
+  nxgl_coord_t listboxHeight = windowSize.h >> 1;
+  nxgl_coord_t listboxY      = windowSize.h >> 2;
+
+  // Create the listbox
+
+  CListBox *listbox = new CListBox(m_widgetControl,
+                                   listboxX, listboxY,
+                                   listboxWidth, listboxHeight);
+  if (!listbox)
+    {
+      printf("CListBoxTest::createListBox: Failed to create CListBox\n");
+      disconnect();
+    }
+  return listbox;
+}
+
+// (Re-)draw the listbox.
+
+void CListBoxTest::showListBox(CListBox *listbox)
+{
+  listbox->enable();        // Un-necessary, the widget is enabled by default
+  listbox->enableDrawing();
+  listbox->redraw();
+}
diff --git a/NxWidgets/UnitTests/CListBox/clistboxtest.hxx b/NxWidgets/UnitTests/CListBox/clistboxtest.hxx
new file mode 100644
index 000000000..5cc356849
--- /dev/null
+++ b/NxWidgets/UnitTests/CListBox/clistboxtest.hxx
@@ -0,0 +1,147 @@
+/////////////////////////////////////////////////////////////////////////////
+// NxWidgets/UnitTests/CListBox/clistboxtest.hxx
+//
+//   Copyright (C) 2012 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <gnutt@nuttx.org>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX, NxWidgets, nor the names of its contributors
+//    me be used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef __UNITTESTS_CLISTBOX_CLISTBOXTEST_HXX
+#define __UNITTESTS_CLISTBOX_CLISTBOXTEST_HXX
+
+/////////////////////////////////////////////////////////////////////////////
+// Included Files
+/////////////////////////////////////////////////////////////////////////////
+
+#include <nuttx/config.h>
+
+#include <nuttx/init.h>
+#include <cstdio>
+#include <semaphore.h>
+#include <debug.h>
+
+#include <nuttx/nx/nx.h>
+
+#include "nxconfig.hxx"
+#include "cwidgetcontrol.hxx"
+#include "ccallback.hxx"
+#include "cbgwindow.hxx"
+#include "cnxserver.hxx"
+#include "clistbox.hxx"
+
+/////////////////////////////////////////////////////////////////////////////
+// Definitions
+/////////////////////////////////////////////////////////////////////////////
+// Configuration ////////////////////////////////////////////////////////////
+
+#ifndef CONFIG_HAVE_CXX
+#  error "CONFIG_HAVE_CXX must be defined"
+#endif
+
+#ifndef CONFIG_CLISTBOXTEST_BGCOLOR
+#  define CONFIG_CLISTBOXTEST_BGCOLOR CONFIG_NXWIDGETS_DEFAULT_BACKCOLOR
+#endif
+
+// What is the entry point called?
+
+#ifdef CONFIG_NSH_BUILTIN_APPS
+#  define MAIN_NAME clistbox_main
+#  define MAIN_STRING "clistbox_main: "
+#else
+#  define MAIN_NAME user_start
+#  define MAIN_STRING "user_start: "
+#endif
+
+// If debug is enabled, use the debug function, lib_rawprintf() instead
+// of printf() so that the output is synchronized.
+
+#ifdef CONFIG_DEBUG
+#  define message lib_lowprintf
+#else
+#  define message printf
+#endif
+
+/////////////////////////////////////////////////////////////////////////////
+// Public Classes
+/////////////////////////////////////////////////////////////////////////////
+
+using namespace NXWidgets;
+
+class CListBoxTest : public CNxServer
+{
+private:
+  CWidgetControl    *m_widgetControl;  // The controlling widget for the window
+  CBgWindow         *m_bgWindow;       // Background window instance
+
+public:
+  // Constructor/destructors
+
+  CListBoxTest(void);
+  ~CListBoxTest(void);
+
+  // Initializer/unitializer.  These methods encapsulate the basic steps for
+  // starting and stopping the NX server
+
+  bool connect(void);
+  void disconnect(void);
+
+  // Create a window.  This method provides the general operations for
+  // creating a window that you can draw within.
+  //
+  // Those general operations are:
+  // 1) Create a dumb CWigetControl instance
+  // 2) Pass the dumb CWidgetControl instance to the window constructor
+  //    that inherits from INxWindow.  This will "smarten" the CWidgetControl
+  //    instance with some window knowlede
+  // 3) Call the open() method on the window to display the window.
+  // 4) After that, the fully smartened CWidgetControl instance can
+  //    be used to generate additional widgets by passing it to the
+  //    widget constructor
+
+  bool createWindow(void);
+
+  // Create a listbox in the center of the window
+
+  CListBox *createListBox(void);
+
+  // (Re-)draw the listbox.
+
+  void showListBox(CListBox *listbox);
+};
+
+/////////////////////////////////////////////////////////////////////////////
+// Public Data
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Public Function Prototypes
+/////////////////////////////////////////////////////////////////////////////
+
+#endif // __UNITTESTS_CLISTBOX_CLISTBOXTEST_HXX
diff --git a/NxWidgets/UnitTests/CListBox/main.cxx b/NxWidgets/UnitTests/CListBox/main.cxx
new file mode 100644
index 000000000..5783e255d
--- /dev/null
+++ b/NxWidgets/UnitTests/CListBox/main.cxx
@@ -0,0 +1,327 @@
+/////////////////////////////////////////////////////////////////////////////
+// NxWidgets/UnitTests/CListBox/main.cxx
+//
+//   Copyright (C) 2012 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <gnutt@nuttx.org>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX, NxWidgets, nor the names of its contributors
+//    me be used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Included Files
+/////////////////////////////////////////////////////////////////////////////
+
+#include <nuttx/config.h>
+
+#include <nuttx/init.h>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <unistd.h>
+#include <debug.h>
+
+#include <nuttx/nx/nx.h>
+
+#include "clistboxtest.hxx"
+
+/////////////////////////////////////////////////////////////////////////////
+// Definitions
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Private Classes
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Private Data
+/////////////////////////////////////////////////////////////////////////////
+
+static unsigned int g_mmInitial;
+static unsigned int g_mmPrevious;
+static unsigned int g_mmPeak;
+
+static FAR const char *g_options[] =
+{
+  "American groundnut (Apios americana)",
+  "Azuki bean (Vigna angularis)",
+  "Black-eyed pea (Vigna unguiculata subsp. unguiculata)",
+  "Chickpea (Cicer arietinum)",
+  "Common bean (Phaseolus vulgaris)",
+  "Drumstick (Moringa oleifera)",
+  "Dolichos bean (Lablab purpureus)",
+  "Fava bean (Vicia faba)",
+  "Garbanzo (Cicer arietinum)",
+  "Green bean (Phaseolus vulgaris)",
+  "Guar (Cyamopsis tetragonoloba)",
+  "Gumbo (Abelmoschus esculentus)",
+  "Horse gram (Macrotyloma uniflorum)",
+  "Indian pea (Lathyrus sativus)",
+  "Lentil (Lens culinaris)",
+  "Lima Bean (Phaseolus lunatus)",
+  "Moth bean (Vigna acontifolia)",
+  "Mung bean (Vigna radiata)",
+  "Okra (Abelmoschus esculentus)",
+  "Pea (Pisum sativum)",
+  "Peanut (Arachis hypogaea)",
+  "Pigeon pea (Cajanus cajan)",
+  "Ricebean (Vigna umbellata)",
+  "Runner bean (Phaseolus coccineus)",
+  "Soybean (Glycine max)",
+  "Tarwi (tarhui, chocho; Lupinus mutabilis)",
+  "Tepary bean (Phaseolus acutifolius)",
+  "Urad bean (Vigna mungo)",
+  "Velvet bean (Mucuna pruriens)",
+  "Winged bean (Psophocarpus tetragonolobus)",
+  "Yardlong bean (Vigna unguiculata subsp. sesquipedalis)"
+};
+#define NOPTIONS (sizeof(g_options)/sizeof(FAR const char *))
+
+/////////////////////////////////////////////////////////////////////////////
+// Public Function Prototypes
+/////////////////////////////////////////////////////////////////////////////
+
+// Suppress name-mangling
+
+extern "C" int MAIN_NAME(int argc, char *argv[]);
+
+/////////////////////////////////////////////////////////////////////////////
+// Private Functions
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Name: updateMemoryUsage
+/////////////////////////////////////////////////////////////////////////////
+
+static void updateMemoryUsage(unsigned int previous,
+                              FAR const char *msg)
+{
+  struct mallinfo mmcurrent;
+
+  /* Get the current memory usage */
+
+#ifdef CONFIG_CAN_PASS_STRUCTS
+  mmcurrent = mallinfo();
+#else
+  (void)mallinfo(&mmcurrent);
+#endif
+
+  /* Show the change from the previous time */
+
+  message("%s: Before: %8d After: %8d Change: %8d\n",
+           msg, previous, mmcurrent.uordblks, mmcurrent.uordblks - previous);
+
+  /* Set up for the next test */
+
+  g_mmPrevious = mmcurrent.uordblks;
+  if ((unsigned int)mmcurrent.uordblks > g_mmPeak)
+    {
+      g_mmPeak = mmcurrent.uordblks;
+    }
+}
+
+/////////////////////////////////////////////////////////////////////////////
+// Name: initMemoryUsage
+/////////////////////////////////////////////////////////////////////////////
+
+static void initMemoryUsage(void)
+{
+  struct mallinfo mmcurrent;
+
+  /* Get the current memory usage */
+
+#ifdef CONFIG_CAN_PASS_STRUCTS
+  mmcurrent = mallinfo();
+#else
+  (void)mallinfo(&mmcurrent);
+#endif
+
+  g_mmInitial  = mmcurrent.uordblks;
+  g_mmPrevious = mmcurrent.uordblks;
+  g_mmPeak     = mmcurrent.uordblks;
+}
+
+/////////////////////////////////////////////////////////////////////////////
+// Public Functions
+/////////////////////////////////////////////////////////////////////////////
+
+/////////////////////////////////////////////////////////////////////////////
+// Name: user_start/nxheaders_main
+/////////////////////////////////////////////////////////////////////////////
+
+int MAIN_NAME(int argc, char *argv[])
+{
+  // Initialize memory monitor logic
+
+  initMemoryUsage();
+
+  // Create an instance of the listbox test
+
+  message(MAIN_STRING "Create CListBoxTest instance\n");
+  CListBoxTest *test = new CListBoxTest();
+  updateMemoryUsage(g_mmPrevious, "After creating CListBoxTest");
+
+  // Connect the NX server
+
+  message(MAIN_STRING "Connect the CListBoxTest instance to the NX server\n");
+  if (!test->connect())
+    {
+      message(MAIN_STRING "Failed to connect the CListBoxTest instance to the NX server\n");
+      delete test;
+      return 1;
+    }
+  updateMemoryUsage(g_mmPrevious, MAIN_STRING "After connecting to the server");
+
+  // Create a window to draw into
+
+  message(MAIN_STRING "Create a Window\n");
+  if (!test->createWindow())
+    {
+      message(MAIN_STRING "Failed to create a window\n");
+      delete test;
+      return 1;
+    }
+  updateMemoryUsage(g_mmPrevious, MAIN_STRING "After creating a window");
+
+  // Create a listbox
+
+  message(MAIN_STRING "Create a ListBox\n");
+  CListBox *listbox = test->createListBox();
+  if (!listbox)
+    {
+      message(MAIN_STRING "Failed to create a listbox\n");
+      delete test;
+      return 1;
+    }
+  updateMemoryUsage(g_mmPrevious, MAIN_STRING "After creating a listbox");
+
+  // Show the initial state of the listbox
+
+  listbox->setAllowMultipleSelections(true);
+  test->showListBox(listbox);
+  sleep(1);
+
+  // Now add items to the list box (in reverse alphabetical order)
+
+  message(MAIN_STRING "Add options to the ListBox\n");
+  for (int i = NOPTIONS - 1; i >= 0; i--)
+    {
+      listbox->addOption(g_options[i],i);
+      test->showListBox(listbox);
+      message(MAIN_STRING "%d. New option %s\n", i, g_options[i]);
+      usleep(500000); // The simulation needs this to let the X11 event loop run
+    }
+  updateMemoryUsage(g_mmPrevious, MAIN_STRING "After adding the listbox items");
+  sleep(1);
+
+  // Sort the list box
+
+  message(MAIN_STRING "Sort the ListBox\n");
+  listbox->sort();
+  test->showListBox(listbox);
+  updateMemoryUsage(g_mmPrevious, MAIN_STRING "After sorting the listbox");
+  sleep(1);
+
+  // Select and remove items from the listbox
+
+  srand(1978);
+  int nOptions;
+  while ((nOptions = listbox->getOptionCount()) > 0)
+    {
+      message(MAIN_STRING "Option count: %d\n", nOptions);
+      if (nOptions <= 5)
+        {
+          message(MAIN_STRING "Selecting all remaining options\n");
+          listbox->selectAllOptions();
+          test->showListBox(listbox);
+          updateMemoryUsage(g_mmPrevious, MAIN_STRING "After selecting all options");
+          sleep(1);
+
+          message(MAIN_STRING "Removing all remaining options\n");
+          listbox->removeAllOptions();
+          updateMemoryUsage(g_mmPrevious, MAIN_STRING "After removing all options");
+          test->showListBox(listbox);
+        }
+      else
+        {
+          int selected[5];
+
+          message(MAIN_STRING "Selecting five options\n");
+          for (int i = 0; i < 5; i++)
+            {
+              selected[i] = ((nOptions - 1) * rand()) / MAX_RAND;
+              message(MAIN_STRING "Selecting option %d\n", selected[i]);
+              listbox->removeOption(selected[i]);
+              test->showListBox(listbox);
+              usleep(500000);
+            }
+          updateMemoryUsage(g_mmPrevious, MAIN_STRING "After selecting five options");
+
+          message(MAIN_STRING "De-selecting options\n");
+          int index;
+          int count = 0;
+          while ((index = listbox->getSelectedIndex()) >= 0)
+            {
+              message(MAIN_STRING "De-selecting option %d\n", index);
+              listbox->deselectOption(index);
+              test->showListBox(listbox);
+              count++;
+              usleep(500000);
+            }
+
+          message(MAIN_STRING "%s: %d options de-selected\n",
+                  count == 5 ? "OK" : "ERROR", count);
+          updateMemoryUsage(g_mmPrevious, MAIN_STRING "After de-selecting options");
+ 
+          message(MAIN_STRING "Removing the selected options\n");
+          for (int i = 0; i < 5; i++)
+            {
+              message(MAIN_STRING "Removing option %d\n", selected[i]);
+              listbox->removeOption(selected[i]);
+              test->showListBox(listbox);
+              usleep(500000);
+            }
+          updateMemoryUsage(g_mmPrevious, MAIN_STRING "After removing five options");
+        }
+      sleep(1);
+    }
+  updateMemoryUsage(g_mmPrevious, MAIN_STRING "After the listbox is empty again");
+  sleep(1);
+
+  // Clean up and exit
+
+  message(MAIN_STRING "Clean-up and exit\n");
+  delete listbox;
+  updateMemoryUsage(g_mmPrevious, "After deleting the listbox");
+  delete test;
+  updateMemoryUsage(g_mmPrevious, "After deleting the test");
+  updateMemoryUsage(g_mmInitial, "Final memory usage");
+  message("Peak memory usage: %8d\n", g_mmPeak - g_mmInitial);
+  return 0;
+}
+