nuttx-apps/UnitTests/CScrollbarVertical/cscrollbarvertical_main.cxx

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/////////////////////////////////////////////////////////////////////////////
// NxWidgets/UnitTests/CScrollbarVertical/cscrollbarvertical_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 "cscrollbarverticaltest.hxx"
/////////////////////////////////////////////////////////////////////////////
// Definitions
/////////////////////////////////////////////////////////////////////////////
#define MAX_SCROLLBAR 20
/////////////////////////////////////////////////////////////////////////////
// Private Classes
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Private Data
/////////////////////////////////////////////////////////////////////////////
static unsigned int g_mmInitial;
static unsigned int g_mmprevious;
/////////////////////////////////////////////////////////////////////////////
// Public Function Prototypes
/////////////////////////////////////////////////////////////////////////////
// Suppress name-mangling
extern "C" int cscrollbarvertical_main(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("\n%s:\n", msg);
message(" Before: %8d After: %8d Change: %8d\n\n",
previous, mmcurrent.uordblks, mmcurrent.uordblks - previous);
/* Set up for the next test */
g_mmprevious = 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;
}
/////////////////////////////////////////////////////////////////////////////
// Public Functions
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Name: nxheaders_main
/////////////////////////////////////////////////////////////////////////////
int cscrollbarvertical_main(int argc, char *argv[])
{
// Initialize memory monitor logic
initMemoryUsage();
// Create an instance of the checkbox test
message("cscrollbarvertical_main: Create CScrollbarVerticalTest instance\n");
CScrollbarVerticalTest *test = new CScrollbarVerticalTest();
updateMemoryUsage(g_mmprevious, "After creating CScrollbarVerticalTest");
// Connect the NX server
message("cscrollbarvertical_main: Connect the CScrollbarVerticalTest instance to the NX server\n");
if (!test->connect())
{
message("cscrollbarvertical_main: Failed to connect the CScrollbarVerticalTest instance to the NX server\n");
delete test;
return 1;
}
updateMemoryUsage(g_mmprevious, "cscrollbarvertical_main: After connecting to the server");
// Create a window to draw into
message("cscrollbarvertical_main: Create a Window\n");
if (!test->createWindow())
{
message("cscrollbarvertical_main: Failed to create a window\n");
delete test;
return 1;
}
updateMemoryUsage(g_mmprevious, "cscrollbarvertical_main: After creating a window");
// Create a scrollbar
message("cscrollbarvertical_main: Create a Scrollbar\n");
CScrollbarVertical *scrollbar = test->createScrollbar();
if (!scrollbar)
{
message("cscrollbarvertical_main: Failed to create a scrollbar\n");
delete test;
return 1;
}
updateMemoryUsage(g_mmprevious, "cscrollbarvertical_main: After creating a scrollbar");
// Set the scrollbar minimum and maximum values
scrollbar->setMinimumValue(0);
scrollbar->setMaximumValue(MAX_SCROLLBAR);
scrollbar->setValue(0);
message("cscrollbarvertical_main: Scrollbar range %d->%d Initial value %d\n",
scrollbar->getMinimumValue(), scrollbar->getMaximumValue(),
scrollbar->getValue());
// Show the initial state of the checkbox
test->showScrollbar(scrollbar);
sleep(1);
// Now move the scrollbar up
for (int i = 0; i <= MAX_SCROLLBAR; i++)
{
scrollbar->setValue(i);
test->showScrollbar(scrollbar);
message("cscrollbarvertical_main: %d. New value %d\n", i, scrollbar->getValue());
usleep(1000); // The simulation needs this to let the X11 event loop run
}
updateMemoryUsage(g_mmprevious, "cscrollbarvertical_main: After moving the scrollbar up");
// And move the scrollbar down
for (int i = MAX_SCROLLBAR; i >= 0; i--)
{
scrollbar->setValue(i);
test->showScrollbar(scrollbar);
message("cscrollbarvertical_main: %d. New value %d\n", i, scrollbar->getValue());
usleep(5000); // The simulation needs this to let the X11 event loop run
}
updateMemoryUsage(g_mmprevious, "cscrollbarvertical_main: After moving the scrollbar down");
sleep(1);
// Clean up and exit
message("cscrollbarvertical_main: Clean-up and exit\n");
delete scrollbar;
updateMemoryUsage(g_mmprevious, "After deleting the scrollbar");
delete test;
updateMemoryUsage(g_mmprevious, "After deleting the test");
updateMemoryUsage(g_mmInitial, "Final memory usage");
return 0;
}