X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b76b015ed9231ffe128ddba9fb35e37b4be9764d..fa699cbaaf217af186cd04dd10d6ec67c8667136:/samples/console/console.cpp diff --git a/samples/console/console.cpp b/samples/console/console.cpp index 6e6af43806..fa356714ad 100644 --- a/samples/console/console.cpp +++ b/samples/console/console.cpp @@ -1,12 +1,12 @@ ///////////////////////////////////////////////////////////////////////////// // 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 -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -17,318 +17,101 @@ // headers // ---------------------------------------------------------------------------- -#include +// For compilers that support precompilation, includes "wx/wx.h". +#include "wx/wxprec.h" -#include -#include -#include - -// ---------------------------------------------------------------------------- -// 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_THREADS -//#define TEST_TIME -#define TEST_LONGLONG +#include +#include // ============================================================================ // implementation // ============================================================================ -// ---------------------------------------------------------------------------- -// long long -// ---------------------------------------------------------------------------- - -#ifdef TEST_LONGLONG - -#include -#include - -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() -{ - wxLongLong ll = 0x38417388; // some number < LONG_MAX - - wxASSERT( (ll / 1000l)*1000l == ll ); -} - -#endif // TEST_LONGLONG - -// ---------------------------------------------------------------------------- -// date time -// ---------------------------------------------------------------------------- - -#ifdef TEST_TIME - -#include - -#endif // TEST_TIME - -// ---------------------------------------------------------------------------- -// threads -// ---------------------------------------------------------------------------- - -#ifdef TEST_THREADS - -#include - -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() -{ - 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; -} - -class MyDetachedThread : public wxThread +int main(int argc, char **argv) { -public: - MyDetachedThread(char ch) { m_ch = ch; Create(); } + wxApp::CheckBuildOptions(WX_BUILD_OPTIONS_SIGNATURE, "program"); - // thread execution starts here - virtual ExitCode Entry(); - - // and stops here - virtual void OnExit(); - -private: - char m_ch; -}; - -wxThread::ExitCode MyDetachedThread::Entry() -{ + wxInitializer initializer; + if ( !initializer ) { - wxCriticalSectionLocker lock(gs_critsect); - if ( gs_counter == (size_t)-1 ) - gs_counter = 1; - else - gs_counter++; + fprintf(stderr, "Failed to initialize the wxWidgets library, aborting."); + return -1; } - static const size_t nIter = 10; - for ( size_t n = 0; n < nIter; n++ ) + wxCmdLineParser parser(cmdLineDesc, argc, argv); + switch ( parser.Parse() ) { - if ( TestDestroy() ) + case -1: + // help was given, terminating break; - putchar(m_ch); - fflush(stdout); - - wxThread::Sleep(100); - } - - return 0; -} - -void MyDetachedThread::OnExit() -{ - wxCriticalSectionLocker lock(gs_critsect); - if ( !--gs_counter ) - gs_cond.Signal(); -} - -#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 - -// ---------------------------------------------------------------------------- -// entry point -// ---------------------------------------------------------------------------- - -int main(int argc, char **argv) -{ - if ( !wxInitialize() ) - { - fprintf(stderr, "Failed to initialize the wxWindows library, aborting."); - } - -#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++ ) - { - s << (char)('A' + (n % 26)); - } - - 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 - puts("Testing detached threads..."); + 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; - static const size_t nThreads = 3; - MyDetachedThread *threads[nThreads]; - size_t n; - for ( n = 0; n < nThreads; n++ ) - { - threads[n] = new MyDetachedThread('A' + n); + default: + break; } - threads[0]->SetPriority(WXTHREAD_MIN_PRIORITY); - threads[1]->SetPriority(WXTHREAD_MAX_PRIORITY); - - for ( n = 0; n < nThreads; n++ ) + if ( argc == 1 ) { - threads[n]->Run(); + // 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"); } - // wait until all threads terminate - wxMutex mutex; - mutex.Lock(); - gs_cond.Wait(mutex); - mutex.Unlock(); - - puts("\n\nTesting a joinable thread used for 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()); -#endif // TEST_THREADS - -#ifdef TEST_LONGLONG - if ( 0 ) - TestSpeed(); - if ( 1 ) - TestDivision(); -#endif // TEST_LONGLONG - -#ifdef TEST_TIME - wxDateTime time = wxDateTime::Now(); - printf("Current time: '%s', current year %u is %sa leap one", - time.Format().c_str(), - time.GetYear(), - wxDateTime::IsLeapYear(time.GetYear()) ? "" : "not"); -#endif // TEST_TIME - - wxUninitialize(); + // do something useful here return 0; }