////////////////////////////////////////////////////////////////////////////// // File: contrib/samples/stc/stctest.cpp // Purpose: STC test application // Maintainer: Otto Wyss // Created: 2003-09-01 // RCS-ID: $Id$ // Copyright: (c) wxGuide // Licence: wxWindows licence ////////////////////////////////////////////////////////////////////////////// //---------------------------------------------------------------------------- // headers //---------------------------------------------------------------------------- // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif // 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 //! wxWidgets headers #include "wx/config.h" // configuration support #include "wx/filedlg.h" // file dialog support #include "wx/filename.h" // filename support #include "wx/notebook.h" // notebook support #include "wx/settings.h" // system settings #include "wx/string.h" // strings support #include "wx/image.h" // images support //! application headers #include "defsext.h" // Additional definitions #include "edit.h" // Edit module #include "prefs.h" // Prefs #ifndef __WXMSW__ #include "../sample.xpm" #endif //---------------------------------------------------------------------------- // resources //---------------------------------------------------------------------------- // the application icon (under Windows and OS/2 it is in resources) #if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__) || defined(__WXX11__) #include "mondrian.xpm" #endif //============================================================================ // declarations //============================================================================ #define APP_NAME _T("STC-Test") #define APP_DESCR _("See http://wxguide.sourceforge.net/") #define APP_MAINT _T("Otto Wyss") #define APP_VENDOR _T("wxWidgets") #define APP_COPYRIGTH _T("(C) 2003 Otto Wyss") #define APP_LICENCE _T("wxWidgets") #define APP_VERSION _T("0.1.alpha") #define APP_BUILD __DATE__ #define APP_WEBSITE _T("http://www.wxWidgets.org") #define APP_MAIL _T("mailto://???") #define NONAME _("") class AppBook; //---------------------------------------------------------------------------- //! global application name wxString *g_appname = NULL; #if wxUSE_PRINTING_ARCHITECTURE //! global print data, to remember settings during the session wxPrintData *g_printData = (wxPrintData*) NULL; wxPageSetupData *g_pageSetupData = (wxPageSetupData*) NULL; #endif // wxUSE_PRINTING_ARCHITECTURE class AppFrame; //---------------------------------------------------------------------------- //! application APP_VENDOR-APP_NAME. class App: public wxApp { friend class AppFrame; public: //! the main function called durning application start virtual bool OnInit (); //! application exit function virtual int OnExit (); private: //! frame window AppFrame* m_frame; }; // created dynamically by wxWidgets DECLARE_APP (App); //---------------------------------------------------------------------------- //! frame of the application APP_VENDOR-APP_NAME. class AppFrame: public wxFrame { friend class App; friend class AppBook; friend class AppAbout; public: //! constructor AppFrame (const wxString &title); //! destructor ~AppFrame (); //! event handlers //! common void OnClose (wxCloseEvent &event); void OnAbout (wxCommandEvent &event); void OnExit (wxCommandEvent &event); void OnTimerEvent (wxTimerEvent &event); //! file void OnFileNew (wxCommandEvent &event); void OnFileNewFrame (wxCommandEvent &event); void OnFileOpen (wxCommandEvent &event); void OnFileOpenFrame (wxCommandEvent &event); void OnFileSave (wxCommandEvent &event); void OnFileSaveAs (wxCommandEvent &event); void OnFileClose (wxCommandEvent &event); //! properties void OnProperties (wxCommandEvent &event); //! print void OnPrintSetup (wxCommandEvent &event); void OnPrintPreview (wxCommandEvent &event); void OnPrint (wxCommandEvent &event); //! edit events void OnEdit (wxCommandEvent &event); private: // edit object Edit *m_edit; void FileOpen (wxString fname); //! creates the application menu bar wxMenuBar *m_menuBar; void CreateMenu (); // print preview position and size wxRect DeterminePrintSize (); DECLARE_EVENT_TABLE() }; //---------------------------------------------------------------------------- //! about box of the application APP_VENDOR-APP_NAME class AppAbout: public wxDialog { public: //! constructor AppAbout (wxWindow *parent, int milliseconds = 0, long style = 0); //! destructor ~AppAbout (); // event handlers void OnTimerEvent (wxTimerEvent &event); private: // timer wxTimer *m_timer; DECLARE_EVENT_TABLE() }; //============================================================================ // implementation //============================================================================ IMPLEMENT_APP (App) //---------------------------------------------------------------------------- // App //---------------------------------------------------------------------------- bool App::OnInit () { wxInitAllImageHandlers(); // set application and vendor name SetAppName (APP_NAME); SetVendorName (APP_VENDOR); g_appname = new wxString (); g_appname->Append (APP_VENDOR); g_appname->Append (_T("-")); g_appname->Append (APP_NAME); #if wxUSE_PRINTING_ARCHITECTURE // initialize print data and setup g_printData = new wxPrintData; g_pageSetupData = new wxPageSetupDialogData; #endif // wxUSE_PRINTING_ARCHITECTURE // create application frame m_frame = new AppFrame (*g_appname); // open application frame m_frame->Layout (); m_frame->Show (true); SetTopWindow (m_frame); return true; } int App::OnExit () { // delete global appname delete g_appname; #if wxUSE_PRINTING_ARCHITECTURE // delete global print data and setup if (g_printData) delete g_printData; if (g_pageSetupData) delete g_pageSetupData; #endif // wxUSE_PRINTING_ARCHITECTURE return 0; } //---------------------------------------------------------------------------- // AppFrame //---------------------------------------------------------------------------- BEGIN_EVENT_TABLE (AppFrame, wxFrame) // common EVT_CLOSE ( AppFrame::OnClose) // file EVT_MENU (wxID_OPEN, AppFrame::OnFileOpen) EVT_MENU (wxID_SAVE, AppFrame::OnFileSave) EVT_MENU (wxID_SAVEAS, AppFrame::OnFileSaveAs) EVT_MENU (wxID_CLOSE, AppFrame::OnFileClose) // properties EVT_MENU (myID_PROPERTIES, AppFrame::OnProperties) // print and exit EVT_MENU (wxID_PRINT_SETUP, AppFrame::OnPrintSetup) EVT_MENU (wxID_PREVIEW, AppFrame::OnPrintPreview) EVT_MENU (wxID_PRINT, AppFrame::OnPrint) EVT_MENU (wxID_EXIT, AppFrame::OnExit) // edit EVT_MENU (wxID_CLEAR, AppFrame::OnEdit) EVT_MENU (wxID_CUT, AppFrame::OnEdit) EVT_MENU (wxID_COPY, AppFrame::OnEdit) EVT_MENU (wxID_PASTE, AppFrame::OnEdit) EVT_MENU (myID_INDENTINC, AppFrame::OnEdit) EVT_MENU (myID_INDENTRED, AppFrame::OnEdit) EVT_MENU (wxID_SELECTALL, AppFrame::OnEdit) EVT_MENU (myID_SELECTLINE, AppFrame::OnEdit) EVT_MENU (wxID_REDO, AppFrame::OnEdit) EVT_MENU (wxID_UNDO, AppFrame::OnEdit) // find EVT_MENU (wxID_FIND, AppFrame::OnEdit) EVT_MENU (myID_FINDNEXT, AppFrame::OnEdit) EVT_MENU (myID_REPLACE, AppFrame::OnEdit) EVT_MENU (myID_REPLACENEXT, AppFrame::OnEdit) EVT_MENU (myID_BRACEMATCH, AppFrame::OnEdit) EVT_MENU (myID_GOTO, AppFrame::OnEdit) // view EVT_MENU_RANGE (myID_HILIGHTFIRST, myID_HILIGHTLAST, AppFrame::OnEdit) EVT_MENU (myID_DISPLAYEOL, AppFrame::OnEdit) EVT_MENU (myID_INDENTGUIDE, AppFrame::OnEdit) EVT_MENU (myID_LINENUMBER, AppFrame::OnEdit) EVT_MENU (myID_LONGLINEON, AppFrame::OnEdit) EVT_MENU (myID_WHITESPACE, AppFrame::OnEdit) EVT_MENU (myID_FOLDTOGGLE, AppFrame::OnEdit) EVT_MENU (myID_OVERTYPE, AppFrame::OnEdit) EVT_MENU (myID_READONLY, AppFrame::OnEdit) EVT_MENU (myID_WRAPMODEON, AppFrame::OnEdit) // extra EVT_MENU (myID_CHANGELOWER, AppFrame::OnEdit) EVT_MENU (myID_CHANGEUPPER, AppFrame::OnEdit) EVT_MENU (myID_CONVERTCR, AppFrame::OnEdit) EVT_MENU (myID_CONVERTCRLF, AppFrame::OnEdit) EVT_MENU (myID_CONVERTLF, AppFrame::OnEdit) EVT_MENU (myID_CHARSETANSI, AppFrame::OnEdit) EVT_MENU (myID_CHARSETMAC, AppFrame::OnEdit) // help EVT_MENU (wxID_ABOUT, AppFrame::OnAbout) END_EVENT_TABLE () AppFrame::AppFrame (const wxString &title) : wxFrame ((wxFrame *)NULL, wxID_ANY, title, wxDefaultPosition, wxSize(750,550), wxDEFAULT_FRAME_STYLE | wxNO_FULL_REPAINT_ON_RESIZE) { SetIcon(wxICON(sample)); // intitialize important variables m_edit = NULL; // set icon and background SetTitle (*g_appname); SetIcon (wxICON (mondrian)); SetBackgroundColour (_T("WHITE")); // about box shown for 1 seconds AppAbout dlg(this, 1000); // create menu m_menuBar = new wxMenuBar; CreateMenu (); // open first page m_edit = new Edit (this, wxID_ANY); m_edit->SetFocus(); FileOpen (_T("stctest.cpp")); } AppFrame::~AppFrame () { } // common event handlers void AppFrame::OnClose (wxCloseEvent &event) { wxCommandEvent evt; OnFileClose (evt); if (m_edit && m_edit->Modified()) { if (event.CanVeto()) event.Veto (true); return; } Destroy(); } void AppFrame::OnAbout (wxCommandEvent &WXUNUSED(event)) { AppAbout dlg(this); } void AppFrame::OnExit (wxCommandEvent &WXUNUSED(event)) { Close (true); } // file event handlers void AppFrame::OnFileOpen (wxCommandEvent &WXUNUSED(event)) { if (!m_edit) return; #if wxUSE_FILEDLG wxString fname; wxFileDialog dlg (this, _T("Open file"), wxEmptyString, wxEmptyString, _T("Any file (*)|*"), wxFD_OPEN | wxFD_FILE_MUST_EXIST | wxFD_CHANGE_DIR); if (dlg.ShowModal() != wxID_OK) return; fname = dlg.GetPath (); FileOpen (fname); #endif // wxUSE_FILEDLG } void AppFrame::OnFileSave (wxCommandEvent &WXUNUSED(event)) { if (!m_edit) return; if (!m_edit->Modified()) { wxMessageBox (_("There is nothing to save!"), _("Save file"), wxOK | wxICON_EXCLAMATION); return; } m_edit->SaveFile (); } void AppFrame::OnFileSaveAs (wxCommandEvent &WXUNUSED(event)) { if (!m_edit) return; #if wxUSE_FILEDLG wxString filename = wxEmptyString; wxFileDialog dlg (this, _T("Save file"), wxEmptyString, wxEmptyString, _T("Any file (*)|*"), wxFD_SAVE|wxFD_OVERWRITE_PROMPT); if (dlg.ShowModal() != wxID_OK) return; filename = dlg.GetPath(); m_edit->SaveFile (filename); #endif // wxUSE_FILEDLG } void AppFrame::OnFileClose (wxCommandEvent &WXUNUSED(event)) { if (!m_edit) return; if (m_edit->Modified()) { if (wxMessageBox (_("Text is not saved, save before closing?"), _("Close"), wxYES_NO | wxICON_QUESTION) == wxYES) { m_edit->SaveFile(); if (m_edit->Modified()) { wxMessageBox (_("Text could not be saved!"), _("Close abort"), wxOK | wxICON_EXCLAMATION); return; } } } m_edit->SetFilename (wxEmptyString); m_edit->ClearAll(); m_edit->SetSavePoint(); } // properties event handlers void AppFrame::OnProperties (wxCommandEvent &WXUNUSED(event)) { if (!m_edit) return; EditProperties dlg(m_edit, 0); } // print event handlers void AppFrame::OnPrintSetup (wxCommandEvent &WXUNUSED(event)) { #if wxUSE_PRINTING_ARCHITECTURE (*g_pageSetupData) = * g_printData; wxPageSetupDialog pageSetupDialog(this, g_pageSetupData); pageSetupDialog.ShowModal(); (*g_printData) = pageSetupDialog.GetPageSetupData().GetPrintData(); (*g_pageSetupData) = pageSetupDialog.GetPageSetupData(); #endif // wxUSE_PRINTING_ARCHITECTURE } void AppFrame::OnPrintPreview (wxCommandEvent &WXUNUSED(event)) { #if wxUSE_PRINTING_ARCHITECTURE wxPrintDialogData printDialogData( *g_printData); wxPrintPreview *preview = new wxPrintPreview (new EditPrint (m_edit), new EditPrint (m_edit), &printDialogData); if (!preview->Ok()) { delete preview; wxMessageBox (_("There was a problem with previewing.\n\ Perhaps your current printer is not correctly?"), _("Previewing"), wxOK); return; } wxRect rect = DeterminePrintSize(); wxPreviewFrame *frame = new wxPreviewFrame (preview, this, _("Print Preview")); frame->SetSize (rect); frame->Centre(wxBOTH); frame->Initialize(); frame->Show(true); #endif // wxUSE_PRINTING_ARCHITECTURE } void AppFrame::OnPrint (wxCommandEvent &WXUNUSED(event)) { #if wxUSE_PRINTING_ARCHITECTURE wxPrintDialogData printDialogData( *g_printData); wxPrinter printer (&printDialogData); EditPrint printout (m_edit); if (!printer.Print (this, &printout, true)) { if (wxPrinter::GetLastError() == wxPRINTER_ERROR) { wxMessageBox (_("There was a problem with printing.\n\ Perhaps your current printer is not correctly?"), _("Previewing"), wxOK); return; } } (*g_printData) = printer.GetPrintDialogData().GetPrintData(); #endif // wxUSE_PRINTING_ARCHITECTURE } // edit events void AppFrame::OnEdit (wxCommandEvent &event) { if (m_edit) m_edit->GetEventHandler()->ProcessEvent (event); } // private functions void AppFrame::CreateMenu () { // File menu wxMenu *menuFile = new wxMenu; menuFile->Append (wxID_OPEN, _("&Open ..\tCtrl+O")); menuFile->Append (wxID_SAVE, _("&Save\tCtrl+S")); menuFile->Append (wxID_SAVEAS, _("Save &as ..\tCtrl+Shift+S")); menuFile->Append (wxID_CLOSE, _("&Close\tCtrl+W")); menuFile->AppendSeparator(); menuFile->Append (myID_PROPERTIES, _("Proper&ties ..\tCtrl+I")); menuFile->AppendSeparator(); menuFile->Append (wxID_PRINT_SETUP, _("Print Set&up ..")); menuFile->Append (wxID_PREVIEW, _("Print Pre&view\tCtrl+Shift+P")); menuFile->Append (wxID_PRINT, _("&Print ..\tCtrl+P")); menuFile->AppendSeparator(); menuFile->Append (wxID_EXIT, _("&Quit\tCtrl+Q")); // Edit menu wxMenu *menuEdit = new wxMenu; menuEdit->Append (wxID_UNDO, _("&Undo\tCtrl+Z")); menuEdit->Append (wxID_REDO, _("&Redo\tCtrl+Shift+Z")); menuEdit->AppendSeparator(); menuEdit->Append (wxID_CUT, _("Cu&t\tCtrl+X")); menuEdit->Append (wxID_COPY, _("&Copy\tCtrl+C")); menuEdit->Append (wxID_PASTE, _("&Paste\tCtrl+V")); menuEdit->Append (wxID_CLEAR, _("&Delete\tDel")); menuEdit->AppendSeparator(); menuEdit->Append (wxID_FIND, _("&Find\tCtrl+F")); menuEdit->Enable (wxID_FIND, false); menuEdit->Append (myID_FINDNEXT, _("Find &next\tF3")); menuEdit->Enable (myID_FINDNEXT, false); menuEdit->Append (myID_REPLACE, _("&Replace\tCtrl+H")); menuEdit->Enable (myID_REPLACE, false); menuEdit->Append (myID_REPLACENEXT, _("Replace &again\tShift+F4")); menuEdit->Enable (myID_REPLACENEXT, false); menuEdit->AppendSeparator(); menuEdit->Append (myID_BRACEMATCH, _("&Match brace\tCtrl+M")); menuEdit->Append (myID_GOTO, _("&Goto\tCtrl+G")); menuEdit->Enable (myID_GOTO, false); menuEdit->AppendSeparator(); menuEdit->Append (myID_INDENTINC, _("&Indent increase\tTab")); menuEdit->Append (myID_INDENTRED, _("I&ndent reduce\tShift+Tab")); menuEdit->AppendSeparator(); menuEdit->Append (wxID_SELECTALL, _("&Select all\tCtrl+A")); menuEdit->Append (myID_SELECTLINE, _("Select &line\tCtrl+L")); // hilight submenu wxMenu *menuHilight = new wxMenu; int Nr; for (Nr = 0; Nr < g_LanguagePrefsSize; Nr++) { menuHilight->Append (myID_HILIGHTFIRST + Nr, g_LanguagePrefs [Nr].name); } // charset submenu wxMenu *menuCharset = new wxMenu; menuCharset->Append (myID_CHARSETANSI, _("&ANSI (Windows)")); menuCharset->Append (myID_CHARSETMAC, _("&MAC (Macintosh)")); // View menu wxMenu *menuView = new wxMenu; menuView->Append (myID_HILIGHTLANG, _("&Hilight language .."), menuHilight); menuView->AppendSeparator(); menuView->AppendCheckItem (myID_FOLDTOGGLE, _("&Toggle current fold\tCtrl+T")); menuView->AppendCheckItem (myID_OVERTYPE, _("&Overwrite mode\tIns")); menuView->AppendCheckItem (myID_WRAPMODEON, _("&Wrap mode\tCtrl+U")); menuView->AppendSeparator(); menuView->AppendCheckItem (myID_DISPLAYEOL, _("Show line &endings")); menuView->AppendCheckItem (myID_INDENTGUIDE, _("Show &indent guides")); menuView->AppendCheckItem (myID_LINENUMBER, _("Show line &numbers")); menuView->AppendCheckItem (myID_LONGLINEON, _("Show &long line marker")); menuView->AppendCheckItem (myID_WHITESPACE, _("Show white&space")); menuView->AppendSeparator(); menuView->Append (myID_USECHARSET, _("Use &code page of .."), menuCharset); // change case submenu wxMenu *menuChangeCase = new wxMenu; menuChangeCase->Append (myID_CHANGEUPPER, _("&Upper case")); menuChangeCase->Append (myID_CHANGELOWER, _("&Lower case")); // convert EOL submenu wxMenu *menuConvertEOL = new wxMenu; menuConvertEOL->Append (myID_CONVERTCR, _("CR (&Linux)")); menuConvertEOL->Append (myID_CONVERTCRLF, _("CR+LF (&Windows)")); menuConvertEOL->Append (myID_CONVERTLF, _("LF (&Macintosh)")); // Extra menu wxMenu *menuExtra = new wxMenu; menuExtra->AppendCheckItem (myID_READONLY, _("&Readonly mode")); menuExtra->AppendSeparator(); menuExtra->Append (myID_CHANGECASE, _("Change &case to .."), menuChangeCase); menuExtra->AppendSeparator(); menuExtra->Append (myID_CONVERTEOL, _("Convert line &endings to .."), menuConvertEOL); // Window menu wxMenu *menuWindow = new wxMenu; menuWindow->Append (myID_PAGEPREV, _("&Previous\tCtrl+Shift+Tab")); menuWindow->Append (myID_PAGENEXT, _("&Next\tCtrl+Tab")); // Help menu wxMenu *menuHelp = new wxMenu; menuHelp->Append (wxID_ABOUT, _("&About ..\tShift+F1")); // construct menu m_menuBar->Append (menuFile, _("&File")); m_menuBar->Append (menuEdit, _("&Edit")); m_menuBar->Append (menuView, _("&View")); m_menuBar->Append (menuExtra, _("E&xtra")); m_menuBar->Append (menuWindow, _("&Window")); m_menuBar->Append (menuHelp, _("&Help")); SetMenuBar (m_menuBar); } void AppFrame::FileOpen (wxString fname) { wxFileName w(fname); w.Normalize(); fname = w.GetFullPath(); m_edit->LoadFile (fname); } wxRect AppFrame::DeterminePrintSize () { wxSize scr = wxGetDisplaySize(); // determine position and size (shifting 16 left and down) wxRect rect = GetRect(); rect.x += 16; rect.y += 16; rect.width = wxMin (rect.width, (scr.x - rect.x)); rect.height = wxMin (rect.height, (scr.x - rect.y)); return rect; } //---------------------------------------------------------------------------- // AppAbout //---------------------------------------------------------------------------- BEGIN_EVENT_TABLE (AppAbout, wxDialog) EVT_TIMER (myID_ABOUTTIMER, AppAbout::OnTimerEvent) END_EVENT_TABLE () AppAbout::AppAbout (wxWindow *parent, int milliseconds, long style) : wxDialog (parent, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, style | wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER) { // set timer if any m_timer = NULL; if (milliseconds > 0) { m_timer = new wxTimer (this, myID_ABOUTTIMER); m_timer->Start (milliseconds, wxTIMER_ONE_SHOT); } // sets the application title SetTitle (_("About ..")); // about info wxGridSizer *aboutinfo = new wxGridSizer (2, 0, 2); aboutinfo->Add (new wxStaticText(this, wxID_ANY, _("Written by: ")), 0, wxALIGN_LEFT); aboutinfo->Add (new wxStaticText(this, wxID_ANY, APP_MAINT), 1, wxEXPAND | wxALIGN_LEFT); aboutinfo->Add (new wxStaticText(this, wxID_ANY, _("Version: ")), 0, wxALIGN_LEFT); aboutinfo->Add (new wxStaticText(this, wxID_ANY, APP_VERSION), 1, wxEXPAND | wxALIGN_LEFT); aboutinfo->Add (new wxStaticText(this, wxID_ANY, _("Licence type: ")), 0, wxALIGN_LEFT); aboutinfo->Add (new wxStaticText(this, wxID_ANY, APP_LICENCE), 1, wxEXPAND | wxALIGN_LEFT); aboutinfo->Add (new wxStaticText(this, wxID_ANY, _("Copyright: ")), 0, wxALIGN_LEFT); aboutinfo->Add (new wxStaticText(this, wxID_ANY, APP_COPYRIGTH), 1, wxEXPAND | wxALIGN_LEFT); // about icontitle//info wxBoxSizer *aboutpane = new wxBoxSizer (wxHORIZONTAL); wxBitmap bitmap = wxBitmap(wxICON (mondrian)); aboutpane->Add (new wxStaticBitmap (this, wxID_ANY, bitmap), 0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT|wxRIGHT, 20); aboutpane->Add (aboutinfo, 1, wxEXPAND); aboutpane->Add (60, 0); // about complete wxBoxSizer *totalpane = new wxBoxSizer (wxVERTICAL); totalpane->Add (0, 20); wxStaticText *appname = new wxStaticText(this, wxID_ANY, *g_appname); appname->SetFont (wxFont (24, wxDEFAULT, wxNORMAL, wxBOLD)); totalpane->Add (appname, 0, wxALIGN_CENTER | wxLEFT | wxRIGHT, 40); totalpane->Add (0, 10); totalpane->Add (aboutpane, 0, wxEXPAND | wxALL, 4); totalpane->Add (new wxStaticText(this, wxID_ANY, APP_DESCR), 0, wxALIGN_CENTER | wxALL, 10); wxButton *okButton = new wxButton (this, wxID_OK, _("OK")); okButton->SetDefault(); totalpane->Add (okButton, 0, wxALIGN_CENTER | wxLEFT | wxRIGHT | wxBOTTOM, 10); SetSizerAndFit (totalpane); CenterOnScreen(); ShowModal(); } AppAbout::~AppAbout () { if (m_timer) { delete m_timer; m_timer = NULL; } } //---------------------------------------------------------------------------- // event handlers void AppAbout::OnTimerEvent (wxTimerEvent &WXUNUSED(event)) { if (m_timer) delete m_timer; m_timer = NULL; EndModal (wxID_OK); }