Make it possible to use svn-find-native-eols script without svn checkout.

[wxWidgets.git] / samples / console / console.cpp

diff --git a/samples/console/console.cpp b/samples/console/console.cpp
index 0a08f86c1484b7ef8e41ed4d4a440c955eba10bf..fa356714adb5c0d858c2ea5082421ec2e9c7cc0a 100644 (file)
--- a/samples/console/console.cpp
+++ b/samples/console/console.cpp
@@ -1,12 +1,12 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        samples/console/console.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        samples/console/console.cpp

-// Purpose:     a sample console (as opposed to GUI) progam using wxWindows
+// Purpose:     A sample console (as opposed to GUI) program using wxWidgets

 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     04.10.99
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     04.10.99
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -17,668 +17,101 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#include <stdio.h>
+// For compilers that support precompilation, includes "wx/wx.h".
+#include "wx/wxprec.h"

 
 

-#include <wx/string.h>
-#include <wx/file.h>
-#include <wx/app.h>
-
-// ----------------------------------------------------------------------------
-// conditional compilation
-// ----------------------------------------------------------------------------
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif

 
 

-// what to test?
+// for all others, include the necessary headers (this file is usually all you
+// need because it includes almost all "standard" wxWidgets headers)
+#ifndef WX_PRECOMP
+    #include "wx/wx.h"
+#endif

 
 

-//#define TEST_ARRAYS
-//#define TEST_LOG
-//#define TEST_STRINGS
-#define TEST_THREADS
-//#define TEST_TIME
-//#define TEST_LONGLONG
+#include <wx/app.h>
+#include <wx/cmdline.h>

 
 // ============================================================================
 // implementation
 // ============================================================================
 
 
 // ============================================================================
 // implementation
 // ============================================================================
 

-// ----------------------------------------------------------------------------
-// long long
-// ----------------------------------------------------------------------------
-
-#ifdef TEST_LONGLONG
-
-#include <wx/longlong.h>
-#include <wx/timer.h>
-
-static void TestSpeed()
-{
-    static const long max = 100000000;
-    long n;
-
-    {
-        wxStopWatch sw;
-
-        long l = 0;
-        for ( n = 0; n < max; n++ )
-        {
-            l += n;
-        }
-
-        printf("Summing longs took %ld milliseconds.\n", sw.Time());
-    }
-
-    {
-        wxStopWatch sw;
-
-        __int64 l = 0;
-        for ( n = 0; n < max; n++ )
-        {
-            l += n;
-        }
-
-        printf("Summing __int64s took %ld milliseconds.\n", sw.Time());
-    }
-
-    {
-        wxStopWatch sw;
-
-        wxLongLong l;
-        for ( n = 0; n < max; n++ )
-        {
-            l += n;
-        }
-
-        printf("Summing wxLongLongs took %ld milliseconds.\n", sw.Time());
-    }
-}
-
-static void TestDivision()
-{
-    #define MAKE_LL(x1, x2, x3, x4) wxLongLong((x1 << 16) | x2, (x3 << 16) | x3)
-
-    // seed pseudo random generator
-    //srand((unsigned)time(NULL));
-
-    size_t nTested = 0;
-    for ( size_t n = 0; n < 10000; n++ )
-    {
-        // get a random wxLongLong (shifting by 12 the MSB ensures that the
-        // multiplication will not overflow)
-        wxLongLong ll = MAKE_LL((rand() >> 12), rand(), rand(), rand());
-
-        wxASSERT( (ll * 1000l)/1000l == ll );
-
-        nTested++;
-    }
-
-    printf("\n*** Tested %u divisions/multiplications: ok\n", nTested);
-
-    #undef MAKE_LL
-}
-
-#endif // TEST_LONGLONG
-
-// ----------------------------------------------------------------------------
-// date time
-// ----------------------------------------------------------------------------
-
-#ifdef TEST_TIME
-
-#include <wx/datetime.h>
-
-// this test miscellaneous static wxDateTime functions
-static void TestTimeStatic()
-{
-    puts("\n*** wxDateTime static methods test ***");
-
-    // some info about the current date
-    int year = wxDateTime::GetCurrentYear();
-    printf("Current year %d is %sa leap one and has %d days.\n",
-           year,
-           wxDateTime::IsLeapYear(year) ? "" : "not ",
-           wxDateTime::GetNumberOfDays(year));
-
-    wxDateTime::Month month = wxDateTime::GetCurrentMonth();
-    printf("Current month is '%s' ('%s') and it has %d days\n",
-           wxDateTime::GetMonthName(month, TRUE).c_str(),
-           wxDateTime::GetMonthName(month).c_str(),
-           wxDateTime::GetNumberOfDays(month));
-
-    // leap year logic
-    static const size_t nYears = 5;
-    static const size_t years[2][nYears] =
-    {
-        // first line: the years to test
-        { 1990, 1976, 2000, 2030, 1984, },
-
-        // second line: TRUE if leap, FALSE otherwise
-        { FALSE, TRUE, TRUE, FALSE, TRUE }
-    };
-
-    for ( size_t n = 0; n < nYears; n++ )
-    {
-        int year = years[0][n];
-        bool should = years[1][n] != 0;
-
-        printf("Year %d is %sa leap year (should be: %s)\n",
-               year,
-               wxDateTime::IsLeapYear(year) ? "" : "not ",
-               should ? "yes" : "no");
-
-        wxASSERT( should == wxDateTime::IsLeapYear(year) );
-    }
-}
-
-// test constructing wxDateTime objects
-static void TestTimeSet()
-{
-    puts("\n*** wxDateTime construction test ***");
-
-    printf("Current time:\t%s\n", wxDateTime::Now().Format().c_str());
-    printf("Unix epoch:\t%s\n", wxDateTime((time_t)0).Format().c_str());
-    printf("Today noon:\t%s\n", wxDateTime(12, 0).Format().c_str());
-    printf("May 29, 1976:\t%s\n", wxDateTime(29, wxDateTime::May, 1976).Format().c_str());
-}
-
-// test time zones stuff
-static void TestTimeZones()
-{
-    puts("\n*** wxDateTime timezone test ***");
-
-    wxDateTime now = wxDateTime::Now();
-
-    printf("Current GMT time:\t%s\n", now.ToGMT().Format().c_str());
-    printf("Unix epoch (GMT):\t%s\n", wxDateTime((time_t)0).MakeGMT().Format().c_str());
-    printf("Current time in Paris:\t%s\n", now.ToTimezone(wxDateTime::CET).Format().c_str());
-    printf("               Moscow:\t%s\n", now.ToTimezone(wxDateTime::MSK).Format().c_str());
-    printf("             New York:\t%s\n", now.ToTimezone(wxDateTime::EST).Format().c_str());
-}
-
-// test some minimal support for the dates outside the standard range
-static void TestTimeRange()
-{
-    puts("\n*** wxDateTime out-of-standard-range dates test ***");
-
-    printf("Unix epoch:\t%s\n",
-           wxDateTime(2440587.5).Format().c_str());
-    printf("Feb 29, 0: \t%s\n",
-            wxDateTime(29, wxDateTime::Feb, 0).Format().c_str());
-    printf("JDN 0:     \t%s\n",
-            wxDateTime(0.0).Format().c_str());
-    printf("Jan 1, 1AD:\t%s\n",
-            wxDateTime(1, wxDateTime::Jan, 1).Format().c_str());
-    printf("May 29, 2099:\t%s\n",
-            wxDateTime(29, wxDateTime::May, 2099).Format().c_str());
-}
-
-// test conversions to JDN &c
-static void TestTimeJDN()
-{
-    puts("\n*** wxDateTime to JDN test ***");
-
-    struct Date
-    {
-        wxDateTime::wxDateTime_t day;
-        wxDateTime::Month month;
-        int year;
-        double jdn;
-    };
-
-    static const Date testDates[] =
-    {
-        { 21, wxDateTime::Jan,  2222, 2532648.5 },
-        { 29, wxDateTime::May,  1976, 2442927.5 },
-        { 1,  wxDateTime::Jan,  1970, 2440587.5 },
-        { 1,  wxDateTime::Jan,  1900, 2415020.5 },
-        { 15, wxDateTime::Oct,  1582, 2299160.5 },
-        { 4,  wxDateTime::Oct,  1582, 2299149.5 },
-        { 1,  wxDateTime::Mar,     1, 1721484.5 },
-        { 1,  wxDateTime::Jan,     1, 1721425.5 },
-        { 31, wxDateTime::Dec,     0, 1721424.5 },
-        { 1,  wxDateTime::Jan,     0, 1721059.5 },
-        { 12, wxDateTime::Aug, -1234, 1270573.5 },
-        { 12, wxDateTime::Aug, -4000,  260313.5 },
-        { 24, wxDateTime::Nov, -4713,      -0.5 },
-    };
-
-    for ( size_t n = 0; n < WXSIZEOF(testDates); n++ )
-    {
-        const Date& d = testDates[n];
-        wxDateTime dt(d.day, d.month, d.year);
-        double jdn = dt.GetJulianDayNumber();
-
-        printf("JDN of %s %02d, %4d%s is:\t%f",
-               wxDateTime::GetMonthName(d.month).c_str(),
-               d.day,
-               wxDateTime::ConvertYearToBC(d.year),
-               d.year > 0 ? "AD" : "BC",
-               jdn);
-        if ( jdn == d.jdn )
-        {
-            puts(" (ok)");
-        }
-        else
-        {
-            printf(" (ERROR: should be %f, delta = %f)\n",
-                   d.jdn, jdn - d.jdn);
-        }
-    }
-}
-
-#endif // TEST_TIME
-
-// ----------------------------------------------------------------------------
-// threads
-// ----------------------------------------------------------------------------
-
-#ifdef TEST_THREADS
-
-#include <wx/thread.h>
-
-static size_t gs_counter = (size_t)-1;
-static wxCriticalSection gs_critsect;
-static wxCondition gs_cond;
-
-class MyJoinableThread : public wxThread
+static const wxCmdLineEntryDesc cmdLineDesc[] =

 {
 {

-public:
-    MyJoinableThread(size_t n) : wxThread(wxTHREAD_JOINABLE)
-        { m_n = n; Create(); }
+    { wxCMD_LINE_SWITCH, "h", "help", "show this help message",
+        wxCMD_LINE_VAL_NONE, wxCMD_LINE_OPTION_HELP },
+    { wxCMD_LINE_SWITCH, "d", "dummy", "a dummy switch" },
+    // ... your other command line options here...

 
 

-    // thread execution starts here
-    virtual ExitCode Entry();
-
-private:
-    size_t m_n;
+    { wxCMD_LINE_NONE }

 };
 
 };
 

-wxThread::ExitCode MyJoinableThread::Entry()
+int main(int argc, char **argv)

 {
 {

-    unsigned long res = 1;
-    for ( size_t n = 1; n < m_n; n++ )
-    {
-        res *= n;
-
-        // it's a loooong calculation :-)
-        Sleep(100);
-    }
-
-    return (ExitCode)res;
-}
+    wxApp::CheckBuildOptions(WX_BUILD_OPTIONS_SIGNATURE, "program");

 
 

-class MyDetachedThread : public wxThread
-{
-public:
-    MyDetachedThread(size_t n, char ch)
+    wxInitializer initializer;
+    if ( !initializer )

     {
     {

-        m_n = n;
-        m_ch = ch;
-        m_cancelled = FALSE;
-
-        Create();
+        fprintf(stderr, "Failed to initialize the wxWidgets library, aborting.");
+        return -1;

     }
 
     }
 

-    // thread execution starts here
-    virtual ExitCode Entry();
-
-    // and stops here
-    virtual void OnExit();
-
-private:
-    size_t m_n; // number of characters to write
-    char m_ch;  // character to write
-
-    bool m_cancelled;   // FALSE if we exit normally
-};
-
-wxThread::ExitCode MyDetachedThread::Entry()
-{
+    wxCmdLineParser parser(cmdLineDesc, argc, argv);
+    switch ( parser.Parse() )

     {
     {

-        wxCriticalSectionLocker lock(gs_critsect);
-        if ( gs_counter == (size_t)-1 )
-            gs_counter = 1;
-        else
-            gs_counter++;
-    }
-
-    for ( size_t n = 0; n < m_n; n++ )
-    {
-        if ( TestDestroy() )
-        {
-            m_cancelled = TRUE;
-
+        case -1:
+            // help was given, terminating

             break;
             break;

-        }
-
-        putchar(m_ch);
-        fflush(stdout);
-
-        wxThread::Sleep(100);
-    }
-
-    return 0;
-}
-
-void MyDetachedThread::OnExit()
-{
-    wxLogTrace("thread", "Thread %ld is in OnExit", GetId());
-
-    wxCriticalSectionLocker lock(gs_critsect);
-    if ( !--gs_counter && !m_cancelled )
-        gs_cond.Signal();
-}

 
 

-void TestDetachedThreads()
-{
-    puts("\n*** Testing detached threads ***");
-
-    static const size_t nThreads = 3;
-    MyDetachedThread *threads[nThreads];
-    size_t n;
-    for ( n = 0; n < nThreads; n++ )
-    {
-        threads[n] = new MyDetachedThread(10, 'A' + n);
-    }
-
-    threads[0]->SetPriority(WXTHREAD_MIN_PRIORITY);
-    threads[1]->SetPriority(WXTHREAD_MAX_PRIORITY);
-
-    for ( n = 0; n < nThreads; n++ )
-    {
-        threads[n]->Run();
-    }
-
-    // wait until all threads terminate
-    gs_cond.Wait();
-
-    puts("");
-}
-
-void TestJoinableThreads()
-{
-    puts("\n*** Testing a joinable thread (a loooong calculation...) ***");
-
-    // calc 10! in the background
-    MyJoinableThread thread(10);
-    thread.Run();
-
-    printf("\nThread terminated with exit code %lu.\n",
-           (unsigned long)thread.Wait());
-}
-
-void TestThreadSuspend()
-{
-    puts("\n*** Testing thread suspend/resume functions ***");
-
-    MyDetachedThread *thread = new MyDetachedThread(15, 'X');
-
-    thread->Run();
-
-    // this is for this demo only, in a real life program we'd use another
-    // condition variable which would be signaled from wxThread::Entry() to
-    // tell us that the thread really started running - but here just wait a
-    // bit and hope that it will be enough (the problem is, of course, that
-    // the thread might still not run when we call Pause() which will result
-    // in an error)
-    wxThread::Sleep(300);
-
-    for ( size_t n = 0; n < 3; n++ )
-    {
-        thread->Pause();
-
-        puts("\nThread suspended");
-        if ( n > 0 )
-        {
-            // don't sleep but resume immediately the first time
-            wxThread::Sleep(300);
-        }
-        puts("Going to resume the thread");
-
-        thread->Resume();
-    }
-
-    puts("Waiting until it terminates now");
-
-    // wait until the thread terminates
-    gs_cond.Wait();
-
-    puts("");
-}
-
-void TestThreadDelete()
-{
-    // As above, using Sleep() is only for testing here - we must use some
-    // synchronisation object instead to ensure that the thread is still
-    // running when we delete it - deleting a detached thread which already
-    // terminated will lead to a crash!
-
-    puts("\n*** Testing thread delete function ***");
-
-    MyDetachedThread *thread0 = new MyDetachedThread(30, 'W');
-
-    thread0->Delete();
-
-    puts("\nDeleted a thread which didn't start to run yet.");
-
-    MyDetachedThread *thread1 = new MyDetachedThread(30, 'Y');
-
-    thread1->Run();
-
-    wxThread::Sleep(300);
-
-    thread1->Delete();
-
-    puts("\nDeleted a running thread.");
-
-    MyDetachedThread *thread2 = new MyDetachedThread(30, 'Z');
-
-    thread2->Run();
-
-    wxThread::Sleep(300);
-
-    thread2->Pause();
-
-    thread2->Delete();
-
-    puts("\nDeleted a sleeping thread.");
-
-    MyJoinableThread thread3(20);
-    thread3.Run();
-
-    thread3.Delete();
-
-    puts("\nDeleted a joinable thread.");
-
-    MyJoinableThread thread4(2);
-    thread4.Run();
-
-    wxThread::Sleep(300);
-
-    thread4.Delete();
-
-    puts("\nDeleted a joinable thread which already terminated.");
-
-    puts("");
-}
-
-#endif // TEST_THREADS
-
-// ----------------------------------------------------------------------------
-// arrays
-// ----------------------------------------------------------------------------
-
-#ifdef TEST_ARRAYS
-
-void PrintArray(const char* name, const wxArrayString& array)
-{
-    printf("Dump of the array '%s'\n", name);
-
-    size_t nCount = array.GetCount();
-    for ( size_t n = 0; n < nCount; n++ )
-    {
-        printf("\t%s[%u] = '%s'\n", name, n, array[n].c_str());
-    }
-}
-
-#endif // TEST_ARRAYS
-
-// ----------------------------------------------------------------------------
-// strings
-// ----------------------------------------------------------------------------
-
-#ifdef TEST_STRINGS
-
-#include "wx/timer.h"
-
-void TestString()
-{
-    wxStopWatch sw;
-
-    wxString a, b, c;
-
-    a.reserve (128);
-    b.reserve (128);
-    c.reserve (128);
-
-    for (int i = 0; i < 1000000; ++i)
-    {
-        a = "Hello";
-        b = " world";
-        c = "! How'ya doin'?";
-        a += b;
-        a += c;
-        c = "Hello world! What's up?";
-        if (c != a)
-            c = "Doh!";
-    }
-
-    printf ("TestString elapsed time: %ld\n", sw.Time());
-}
-
-void TestPChar()
-{
-    wxStopWatch sw;
-
-    char a [128];
-    char b [128];
-    char c [128];
-
-    for (int i = 0; i < 1000000; ++i)
-    {
-        strcpy (a, "Hello");
-        strcpy (b, " world");
-        strcpy (c, "! How'ya doin'?");
-        strcat (a, b);
-        strcat (a, c);
-        strcpy (c, "Hello world! What's up?");
-        if (strcmp (c, a) == 0)
-            strcpy (c, "Doh!");
-    }
-
-    printf ("TestPChar elapsed time: %ld\n", sw.Time());
-}
-
-#endif // TEST_STRINGS
-
-// ----------------------------------------------------------------------------
-// entry point
-// ----------------------------------------------------------------------------
+        case 0:
+            // everything is ok; proceed
+            if (parser.Found("d"))
+            {
+                wxPrintf("Dummy switch was given...\n");
+
+                while (1)
+                {
+                    wxChar input[128];
+                    wxPrintf("Try to guess the magic number (type 'quit' to escape): ");
+                    if ( !wxFgets(input, WXSIZEOF(input), stdin) )
+                        break;
+
+                    // kill the last '\n'
+                    input[wxStrlen(input) - 1] = 0;
+
+                    if (wxStrcmp(input, "quit") == 0)
+                        break;
+
+                    long val;
+                    if (!wxString(input).ToLong(&val))
+                    {
+                        wxPrintf("Invalid number...\n");
+                        continue;
+                    }
+
+                    if (val == 42)
+                        wxPrintf("You guessed!\n");
+                    else
+                        wxPrintf("Bad luck!\n");
+                }
+            }
+            break;

 
 

-int main(int argc, char **argv)
-{
-    if ( !wxInitialize() )
-    {
-        fprintf(stderr, "Failed to initialize the wxWindows library, aborting.");
+        default:
+            break;

     }
 
     }
 

-#ifdef TEST_STRINGS
-    TestPChar();
-    TestString();
-#endif // TEST_STRINGS
-
-#ifdef TEST_ARRAYS
-    wxArrayString a1;
-    a1.Add("tiger");
-    a1.Add("cat");
-    a1.Add("lion");
-    a1.Add("dog");
-    a1.Add("human");
-    a1.Add("ape");
-
-    puts("*** Initially:");
-
-    PrintArray("a1", a1);
-
-    wxArrayString a2(a1);
-    PrintArray("a2", a2);
-
-    wxSortedArrayString a3(a1);
-    PrintArray("a3", a3);
-
-    puts("*** After deleting a string from a1");
-    a1.Remove(2);
-
-    PrintArray("a1", a1);
-    PrintArray("a2", a2);
-    PrintArray("a3", a3);
-
-    puts("*** After reassigning a1 to a2 and a3");
-    a3 = a2 = a1;
-    PrintArray("a2", a2);
-    PrintArray("a3", a3);
-#endif // TEST_ARRAYS
-
-#ifdef TEST_LOG
-    wxString s;
-    for ( size_t n = 0; n < 8000; n++ )
+    if ( argc == 1 )

     {
     {

-        s << (char)('A' + (n % 26));
+        // If there were no command-line options supplied, emit a message
+        // otherwise it's not obvious that the sample ran successfully
+        wxPrintf("Welcome to the wxWidgets 'console' sample!\n");
+        wxPrintf("For more information, run it again with the --help option\n");

     }
 
     }
 

-    wxString msg;
-    msg.Printf("A very very long message: '%s', the end!\n", s.c_str());
-
-    // this one shouldn't be truncated
-    printf(msg);
-
-    // but this one will because log functions use fixed size buffer
-    // (note that it doesn't need '\n' at the end neither - will be added
-    //  by wxLog anyhow)
-    wxLogMessage("A very very long message 2: '%s', the end!", s.c_str());
-#endif // TEST_LOG
-
-#ifdef TEST_THREADS
-    printf("This system has %d CPUs\n", wxThread::GetCPUCount());
-
-    if ( argc > 1 && argv[1][0] == 't' )
-        wxLog::AddTraceMask("thread");
-
-    if ( 1 )
-        TestDetachedThreads();
-    if ( 1 )
-        TestJoinableThreads();
-    if ( 1 )
-        TestThreadSuspend();
-    if ( 1 )
-        TestThreadDelete();
-
-#endif // TEST_THREADS
-
-#ifdef TEST_LONGLONG
-    if ( 0 )
-        TestSpeed();
-    if ( 1 )
-        TestDivision();
-#endif // TEST_LONGLONG
-
-#ifdef TEST_TIME
-    TestTimeStatic();
-    TestTimeSet();
-    TestTimeZones();
-    TestTimeRange();
-    TestTimeJDN();
-#endif // TEST_TIME
-
-    wxUninitialize();
+    // do something useful here

 
     return 0;
 }
 
     return 0;
 }