#include "wx/app.h"
#include "wx/intl.h"
#include "wx/list.h"
+ #if wxUSE_LOG
+ #include "wx/log.h"
+ #endif // wxUSE_LOG
#if wxUSE_GUI
#include "wx/msgdlg.h"
#endif // wxUSE_GUI
#include "wx/confbase.h"
#include "wx/tokenzr.h"
#include "wx/utils.h"
+#include "wx/msgout.h"
+
+#if wxUSE_GUI
+ #include "wx/artprov.h"
+#endif // wxUSE_GUI
#if !defined(__WXMSW__) || defined(__WXMICROWIN__)
#include <signal.h> // for SIGTRAP used by wxTrap()
#include "wx/mac/private.h" // includes mac headers
#endif
+// private functions prototypes
+#ifdef __WXDEBUG__
+ static void LINKAGEMODE SetTraceMasks();
+#endif // __WXDEBUG__
+
// ===========================================================================
// implementation
// ===========================================================================
// initialization and termination
// ----------------------------------------------------------------------------
-#ifdef __WXDEBUG__
-static void LINKAGEMODE SetTraceMasks()
-{
- wxString mask;
- if ( wxGetEnv(wxT("WXTRACE"), &mask) )
- {
- wxStringTokenizer tkn(mask, wxT(","));
- while ( tkn.HasMoreTokens() )
- wxLog::AddTraceMask(tkn.GetNextToken());
- }
-}
-#endif
-
wxAppBase::wxAppBase()
{
wxTheApp = (wxApp *)this;
#if wxUSE_GUI
m_topWindow = (wxWindow *)NULL;
m_useBestVisual = FALSE;
- m_exitOnFrameDelete = TRUE;
m_isActive = TRUE;
+
+ // We don't want to exit the app if the user code shows a dialog from its
+ // OnInit() -- but this is what would happen if we set m_exitOnFrameDelete
+ // to Yes initially as this dialog would be the last top level window.
+ // OTOH, if we set it to No initially we'll have to overwrite it with Yes
+ // when we enter our OnRun() because we do want the default behaviour from
+ // then on. But this would be a problem if the user code calls
+ // SetExitOnFrameDelete(FALSE) from OnInit().
+ //
+ // So we use the special "Later" value which is such that
+ // GetExitOnFrameDelete() returns FALSE for it but which we know we can
+ // safely (i.e. without losing the effect of the users SetExitOnFrameDelete
+ // call) overwrite in OnRun()
+ m_exitOnFrameDelete = Later;
#endif // wxUSE_GUI
#ifdef __WXDEBUG__
}
#if wxUSE_GUI
+
bool wxAppBase::OnInitGui()
{
#ifdef __WXUNIVERSAL__
return TRUE;
}
+
+int wxAppBase::OnRun()
+{
+ // see the comment in ctor: if the initial value hasn't been changed, use
+ // the default Yes from now on
+ if ( m_exitOnFrameDelete == Later )
+ {
+ m_exitOnFrameDelete = Yes;
+ }
+ //else: it has been changed, assume the user knows what he is doing
+
+ return MainLoop();
+}
+
#endif // wxUSE_GUI
int wxAppBase::OnExit()
delete wxTheme::Set(NULL);
#endif // __WXUNIVERSAL__
+ // use Set(NULL) and not Get() to avoid creating a message output object on
+ // demand when we just want to delete it
+ delete wxMessageOutput::Set(NULL);
+
return 0;
}
+// ----------------------------------------------------------------------------
+// customization hooks
+// ----------------------------------------------------------------------------
+
+#if wxUSE_LOG
+
+wxLog *wxAppBase::CreateLogTarget()
+{
+#if wxUSE_GUI && wxUSE_LOGGUI && !defined(__WXMICROWIN__)
+ return new wxLogGui;
+#else // !GUI
+ return new wxLogStderr;
+#endif // wxUSE_GUI
+}
+
+#endif // wxUSE_LOG
+
+wxMessageOutput *wxAppBase::CreateMessageOutput()
+{
+ // The standard way of printing help on command line arguments (app --help)
+ // is (according to common practice):
+ // - console apps: to stderr (on any platform)
+ // - GUI apps: stderr on Unix platforms (!)
+ // message box under Windows and others
+#if wxUSE_GUI && !defined(__UNIX__)
+ // wxMessageOutputMessageBox doesn't work under Motif
+ #ifdef __WXMOTIF__
+ return new wxMessageOutputLog;
+ #else
+ return new wxMessageOutputMessageBox;
+ #endif
+#else // !wxUSE_GUI || __UNIX__
+ return new wxMessageOutputStderr;
+#endif
+}
+
// ---------------------------------------------------------------------------
// wxAppBase
// ----------------------------------------------------------------------------
}
// iterate until the list becomes empty
- wxNode *node = wxPendingEvents->First();
+ wxNode *node = wxPendingEvents->GetFirst();
while (node)
{
- wxEvtHandler *handler = (wxEvtHandler *)node->Data();
+ wxEvtHandler *handler = (wxEvtHandler *)node->GetData();
delete node;
// In ProcessPendingEvents(), new handlers might be add
handler->ProcessPendingEvents();
wxENTER_CRIT_SECT( *wxPendingEventsLocker );
- node = wxPendingEvents->First();
+ node = wxPendingEvents->GetFirst();
}
wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
#endif // wxUSE_GUI
+int wxAppBase::FilterEvent(wxEvent& WXUNUSED(event))
+{
+ // process the events normally by default
+ return -1;
+}
+
// ----------------------------------------------------------------------------
// cmd line parsing
// ----------------------------------------------------------------------------
wxCMD_LINE_SWITCH,
_T(""),
OPTION_VERBOSE,
- gettext_noop("generate verbose log messages")
+ gettext_noop("generate verbose log messages"),
+ wxCMD_LINE_VAL_NONE,
+ 0x0
},
#endif // wxUSE_LOG
_T(""),
OPTION_THEME,
gettext_noop("specify the theme to use"),
- wxCMD_LINE_VAL_STRING
+ wxCMD_LINE_VAL_STRING,
+ 0x0
},
#endif // __WXUNIVERSAL__
_T(""),
OPTION_MODE,
gettext_noop("specify display mode to use (e.g. 640x480-16)"),
- wxCMD_LINE_VAL_STRING
+ wxCMD_LINE_VAL_STRING,
+ 0x0
},
#endif // __WXMGL__
// terminator
- { wxCMD_LINE_NONE }
+ {
+ wxCMD_LINE_NONE,
+ _T(""),
+ _T(""),
+ _T(""),
+ wxCMD_LINE_VAL_NONE,
+ 0x0
+ }
};
parser.SetDesc(cmdLineDesc);
if ( !theme )
{
wxLogError(_("Unsupported theme '%s'."), themeName.c_str());
-
return FALSE;
}
+ // Delete the defaultly created theme and set the new theme.
+ delete wxTheme::Get();
wxTheme::Set(theme);
}
#endif // __WXUNIVERSAL__
if ( wxSscanf(modeDesc.c_str(), _T("%ux%u-%u"), &w, &h, &bpp) != 3 )
{
wxLogError(_("Invalid display mode specification '%s'."), modeDesc.c_str());
-
return FALSE;
}
// debugging support
// ----------------------------------------------------------------------------
+/* static */
+bool wxAppBase::CheckBuildOptions(const wxBuildOptions& opts)
+{
+#define wxCMP(what) (what == opts.m_ ## what)
+
+ bool
+#ifdef __WXDEBUG__
+ isDebug = TRUE;
+#else
+ isDebug = FALSE;
+#endif
+
+ int verMaj = wxMAJOR_VERSION,
+ verMin = wxMINOR_VERSION;
+
+ if ( !(wxCMP(isDebug) && wxCMP(verMaj) && wxCMP(verMin)) )
+ {
+ wxString msg;
+ wxString libDebug, progDebug;
+
+ if (isDebug)
+ libDebug = wxT("debug");
+ else
+ libDebug = wxT("no debug");
+
+ if (opts.m_isDebug)
+ progDebug = wxT("debug");
+ else
+ progDebug = wxT("no debug");
+
+ msg.Printf(_T("Mismatch between the program and library build versions detected.\nThe library used %d.%d (%s), and your program used %d.%d (%s)."),
+ verMaj, verMin, libDebug.c_str(), opts.m_verMaj, opts.m_verMin, progDebug.c_str());
+
+ wxLogFatalError(msg);
+
+ // normally wxLogFatalError doesn't return
+ return FALSE;
+ }
+#undef wxCMP
+
+ return TRUE;
+}
+
#ifdef __WXDEBUG__
+static void LINKAGEMODE SetTraceMasks()
+{
+#if wxUSE_LOG
+ wxString mask;
+ if ( wxGetEnv(wxT("WXTRACE"), &mask) )
+ {
+ wxStringTokenizer tkn(mask, wxT(","));
+ while ( tkn.HasMoreTokens() )
+ wxLog::AddTraceMask(tkn.GetNextToken());
+ }
+#endif // wxUSE_LOG
+}
+
// wxASSERT() helper
bool wxAssertIsEqual(int x, int y)
{
#endif // Win/Unix
}
+
+void wxAssert(int cond,
+ const wxChar *szFile,
+ int nLine,
+ const wxChar *szCond,
+ const wxChar *szMsg)
+{
+ if ( !cond )
+ wxOnAssert(szFile, nLine, szCond, szMsg);
+}
+
// show the assert modal dialog
static
-void ShowAssertDialog(const wxChar *szFile, int nLine, const wxChar *szMsg)
+void ShowAssertDialog(const wxChar *szFile,
+ int nLine,
+ const wxChar *szCond,
+ const wxChar *szMsg)
{
// this variable can be set to true to suppress "assert failure" messages
static bool s_bNoAsserts = FALSE;
wxChar szBuf[4096];
- // make life easier for people using VC++ IDE: clicking on the message
- // will take us immediately to the place of the failed assert
+ // make life easier for people using VC++ IDE by using this format: like
+ // this, clicking on the message will take us immediately to the place of
+ // the failed assert
wxSnprintf(szBuf, WXSIZEOF(szBuf),
-#ifdef __VISUALC__
- wxT("%s(%d): assert failed"),
-#else // !VC++
- // make the error message more clear for all the others
- wxT("Assert failed in file %s at line %d"),
-#endif // VC/!VC
- szFile, nLine);
+ wxT("%s(%d): assert \"%s\" failed"),
+ szFile, nLine, szCond);
if ( szMsg != NULL )
{
wxStrcat(szBuf, wxT("."));
}
+#if wxUSE_THREADS
+ // if we are not in the main thread,
+ // output the assert directly and trap since dialogs cannot be displayed
+ if (!wxThread::IsMain()) {
+ wxStrcat(szBuf, wxT(" [in child thread]"));
+#if defined(__WXMSW__) && !defined(__WXMICROWIN__)
+ wxStrcat(szBuf, wxT("\r\n"));
+ OutputDebugString(szBuf);
+#else
+ // send to stderr
+ wxFprintf(stderr, wxT("%s\n"), szBuf);
+ fflush(stderr);
+#endif
+ // He-e-e-e-elp!! we're asserting in a child thread
+ wxTrap();
+ }
+#endif // wxUSE_THREADS
+
if ( !s_bNoAsserts )
{
// send it to the normal log destination
}
// this function is called when an assert fails
-void wxOnAssert(const wxChar *szFile, int nLine, const wxChar *szMsg)
+void wxOnAssert(const wxChar *szFile,
+ int nLine,
+ const wxChar *szCond,
+ const wxChar *szMsg)
{
// FIXME MT-unsafe
static bool s_bInAssert = FALSE;
{
// by default, show the assert dialog box - we can't customize this
// behaviour
- ShowAssertDialog(szFile, nLine, szMsg);
+ ShowAssertDialog(szFile, nLine, szCond, szMsg);
}
else
{
// let the app process it as it wants
- wxTheApp->OnAssert(szFile, nLine, szMsg);
+ wxTheApp->OnAssert(szFile, nLine, szCond, szMsg);
}
s_bInAssert = FALSE;
}
-void wxAppBase::OnAssert(const wxChar *file, int line, const wxChar *msg)
+void wxAppBase::OnAssert(const wxChar *file,
+ int line,
+ const wxChar *cond,
+ const wxChar *msg)
{
- ShowAssertDialog(file, line, msg);
+ ShowAssertDialog(file, line, cond, msg);
}
#endif //WXDEBUG
projects / wxWidgets.git / blobdiff