Define SF_UNICODE if undefined
[wxWidgets.git] / samples / dialogs / dialogs.cpp
index 5289c6a711932bc41d267c328c38f8a09de6fe72..712e9b35bb9b6e5ba3a3bb2242cc9d5648e19493 100644 (file)
@@ -31,6 +31,9 @@
 #include "wx/fontdlg.h"
 #include "wx/choicdlg.h"
 #include "wx/tipdlg.h"
+#include "wx/progdlg.h"
+#include "wx/fdrepdlg.h"
+#include "wx/busyinfo.h"
 
 #define wxTEST_GENERIC_DIALOGS_IN_MSW 0
 
 #include <wx/generic/fontdlgg.h>
 #endif
 
+#if !defined(__WXMSW__) || defined(wxUSE_DIRDLGG) && wxUSE_DIRDLGG
+// New wxGenericDirCtrl
+#include "wx/dirctrl.h"
+#endif
+
 #include "dialogs.h"
 
 IMPLEMENT_APP(MyApp)
@@ -56,20 +64,52 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(DIALOGS_PASSWORD_ENTRY,                MyFrame::PasswordEntry)
     EVT_MENU(DIALOGS_NUM_ENTRY,                     MyFrame::NumericEntry)
     EVT_MENU(DIALOGS_SINGLE_CHOICE,                 MyFrame::SingleChoice)
+    EVT_MENU(DIALOGS_MULTI_CHOICE,                  MyFrame::MultiChoice)
     EVT_MENU(DIALOGS_FILE_OPEN,                     MyFrame::FileOpen)
+    EVT_MENU(DIALOGS_FILE_OPEN2,                    MyFrame::FileOpen2)
     EVT_MENU(DIALOGS_FILES_OPEN,                    MyFrame::FilesOpen)
     EVT_MENU(DIALOGS_FILE_SAVE,                     MyFrame::FileSave)
     EVT_MENU(DIALOGS_DIR_CHOOSE,                    MyFrame::DirChoose)
+    EVT_MENU(DIALOGS_GENERIC_DIR_CHOOSE,            MyFrame::GenericDirChoose)
+    EVT_MENU(DIALOGS_MODAL,                         MyFrame::ModalDlg)
     EVT_MENU(DIALOGS_MODELESS,                      MyFrame::ModelessDlg)
     EVT_MENU(DIALOGS_TIP,                           MyFrame::ShowTip)
 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
     EVT_MENU(DIALOGS_CHOOSE_COLOUR_GENERIC,         MyFrame::ChooseColourGeneric)
     EVT_MENU(DIALOGS_CHOOSE_FONT_GENERIC,           MyFrame::ChooseFontGeneric)
 #endif
+
+#if wxUSE_PROGRESSDLG
+    EVT_MENU(DIALOGS_PROGRESS,                      MyFrame::ShowProgress)
+#endif // wxUSE_PROGRESSDLG
+
+#if wxUSE_BUSYINFO
+    EVT_MENU(DIALOGS_BUSYINFO,                      MyFrame::ShowBusyInfo)
+#endif // wxUSE_BUSYINFO
+
+#if wxUSE_FINDREPLDLG
+    EVT_MENU(DIALOGS_FIND,                          MyFrame::ShowFindDialog)
+    EVT_MENU(DIALOGS_REPLACE,                       MyFrame::ShowReplaceDialog)
+
+    EVT_FIND(-1, MyFrame::OnFindDialog)
+    EVT_FIND_NEXT(-1, MyFrame::OnFindDialog)
+    EVT_FIND_REPLACE(-1, MyFrame::OnFindDialog)
+    EVT_FIND_REPLACE_ALL(-1, MyFrame::OnFindDialog)
+    EVT_FIND_CLOSE(-1, MyFrame::OnFindDialog)
+#endif // wxUSE_FINDREPLDLG
     EVT_MENU(wxID_EXIT,                             MyFrame::OnExit)
+END_EVENT_TABLE()
+
+BEGIN_EVENT_TABLE(MyModalDialog, wxDialog)
+    EVT_BUTTON(-1, MyModalDialog::OnButton)
+END_EVENT_TABLE()
 
-    EVT_BUTTON(DIALOGS_MODELESS_BTN,                MyFrame::OnButton)
+BEGIN_EVENT_TABLE(MyModelessDialog, wxDialog)
+    EVT_BUTTON(DIALOGS_MODELESS_BTN, MyModelessDialog::OnButton)
+
+    EVT_CLOSE(MyModelessDialog::OnClose)
 END_EVENT_TABLE()
+
 MyCanvas *myCanvas = (MyCanvas *) NULL;
 
 // `Main program' equivalent, creating windows and returning main app frame
@@ -108,14 +148,28 @@ bool MyApp::OnInit()
   file_menu->Append(DIALOGS_PASSWORD_ENTRY,  "&Password entry\tCtrl-P");
   file_menu->Append(DIALOGS_NUM_ENTRY, "&Numeric entry\tCtrl-N");
   file_menu->Append(DIALOGS_SINGLE_CHOICE,  "&Single choice\tCtrl-C");
+  file_menu->Append(DIALOGS_MULTI_CHOICE,  "M&ultiple choice\tCtrl-U");
   file_menu->AppendSeparator();
   file_menu->Append(DIALOGS_TIP,  "&Tip of the day\tCtrl-T");
   file_menu->AppendSeparator();
   file_menu->Append(DIALOGS_FILE_OPEN,  "&Open file\tCtrl-O");
+  file_menu->Append(DIALOGS_FILE_OPEN2,  "&Second open file\tCtrl-2");
   file_menu->Append(DIALOGS_FILES_OPEN,  "Open &files\tCtrl-Q");
   file_menu->Append(DIALOGS_FILE_SAVE,  "Sa&ve file\tCtrl-S");
   file_menu->Append(DIALOGS_DIR_CHOOSE,  "&Choose a directory\tCtrl-D");
+  file_menu->Append(DIALOGS_GENERIC_DIR_CHOOSE,  "&Choose a directory (generic implementation)");
+#if wxUSE_PROGRESSDLG
+  file_menu->Append(DIALOGS_PROGRESS, "Pro&gress dialog\tCtrl-G");
+#endif // wxUSE_PROGRESSDLG
+#if wxUSE_BUSYINFO
+  file_menu->Append(DIALOGS_BUSYINFO, "&Busy info dialog\tCtrl-B");
+#endif // wxUSE_BUSYINFO
+#if wxUSE_FINDREPLDLG
+  file_menu->Append(DIALOGS_FIND, "&Find dialog\tCtrl-F", "", TRUE);
+  file_menu->Append(DIALOGS_REPLACE, "Find and &replace dialog\tShift-Ctrl-F", "", TRUE);
+#endif // wxUSE_FINDREPLDLG
   file_menu->AppendSeparator();
+  file_menu->Append(DIALOGS_MODAL, "Mo&dal dialog\tCtrl-D");
   file_menu->Append(DIALOGS_MODELESS, "Modeless &dialog\tCtrl-Z", "", TRUE);
   file_menu->AppendSeparator();
   file_menu->Append(wxID_EXIT, "E&xit\tAlt-X");
@@ -144,29 +198,38 @@ MyFrame::MyFrame(wxWindow *parent,
        : wxFrame(parent, -1, title, pos, size)
 {
     m_dialog = (MyModelessDialog *)NULL;
+
+#if wxUSE_FINDREPLDLG
+    m_dlgFind =
+    m_dlgReplace = NULL;
+#endif
+   
+    CreateStatusBar();
 }
 
 void MyFrame::ChooseColour(wxCommandEvent& WXUNUSED(event) )
 {
-      wxColourData data;
-      data.SetChooseFull(TRUE);
-      for (int i = 0; i < 16; i++)
-      {
+    wxColour col = myCanvas->GetBackgroundColour();
+
+    wxColourData data;
+    data.SetColour(col);
+    data.SetChooseFull(TRUE);
+    for (int i = 0; i < 16; i++)
+    {
         wxColour colour(i*16, i*16, i*16);
         data.SetCustomColour(i, colour);
-      }
+    }
 
-      wxColourDialog *dialog = new wxColourDialog(this, &data);
-      if (dialog->ShowModal() == wxID_OK)
-      {
-        wxColourData retData = dialog->GetColourData();
-        wxColour col = retData.GetColour();
-//        wxBrush *brush = wxTheBrushList->FindOrCreateBrush(&col, wxSOLID);
+    wxColourDialog dialog(this, &data);
+    dialog.SetTitle("Choose the background colour");
+    if (dialog.ShowModal() == wxID_OK)
+    {
+        wxColourData retData = dialog.GetColourData();
+        col = retData.GetColour();
         myCanvas->SetBackgroundColour(col);
         myCanvas->Clear();
         myCanvas->Refresh();
-      }
-      dialog->Destroy();
+    }
 }
 
 void MyFrame::ChooseFont(wxCommandEvent& WXUNUSED(event) )
@@ -230,21 +293,29 @@ void MyFrame::ChooseFontGeneric(wxCommandEvent& WXUNUSED(event) )
 
 void MyFrame::LogDialog(wxCommandEvent& event)
 {
-    wxLogMessage("This is some message - everything is ok so far.");
-    wxLogMessage("Another message...");
-    wxLogWarning("And then something went wrong!");
-    // if we have this wxYield() here, everything breaks under GTK
-    wxYield();
-    wxLogError("Intermediary error handler decided to abort.");
-    wxLogError("The top level caller detected an error.");
+    // calling wxYield() (as ~wxBusyCursor does) shouldn't result in messages
+    // being flushed -- test it
+    {
+        wxBusyCursor bc;
+        wxLogMessage(wxT("This is some message - everything is ok so far."));
+        wxLogMessage(wxT("Another message...\n... this one is on multiple lines"));
+        wxLogWarning(wxT("And then something went wrong!"));
+
+        // and if ~wxBusyCursor doesn't do it, then call it manually
+        wxYield();
+    }
+
+    wxLogError(wxT("Intermediary error handler decided to abort."));
+    wxLogError(wxT("The top level caller detected an unrecoverable error."));
+
     wxLog::FlushActive();
 
-    wxLogMessage("And this is the same dialog but with only one message.");
+    wxLogMessage(wxT("And this is the same dialog but with only one message."));
 }
 
 void MyFrame::MessageBox(wxCommandEvent& WXUNUSED(event) )
 {
-  wxMessageDialog dialog( this, "This is a message box\nA long, long string to test out the message box properly",
+  wxMessageDialog dialog( NULL, "This is a message box\nA long, long string to test out the message box properly",
       "Message box text", wxYES_NO|wxCANCEL|wxICON_INFORMATION);
 
   dialog.ShowModal();
@@ -276,12 +347,12 @@ void MyFrame::NumericEntry(wxCommandEvent& WXUNUSED(event) )
 void MyFrame::PasswordEntry(wxCommandEvent& WXUNUSED(event))
 {
     wxString pwd = wxGetPasswordFromUser("Enter password:",
-                                         "Passowrd entry dialog",
+                                         "Password entry dialog",
                                          "",
                                          this);
     if ( !!pwd )
     {
-        wxMessageBox(wxString::Format("Your password is '%s'", pwd.c_str()),
+        wxMessageBox(wxString::Format(wxT("Your password is '%s'"), pwd.c_str()),
                      "Got password", wxOK | wxICON_INFORMATION, this);
     }
 }
@@ -305,10 +376,12 @@ void MyFrame::TextEntry(wxCommandEvent& WXUNUSED(event))
 void MyFrame::SingleChoice(wxCommandEvent& WXUNUSED(event) )
 {
     const wxString choices[] = { "One", "Two", "Three", "Four", "Five" } ;
-    int n = 5;
 
-    wxSingleChoiceDialog dialog(this, "This is a small sample\nA single-choice convenience dialog",
-        "Please select a value", n, (const wxString *)choices);
+    wxSingleChoiceDialog dialog(this,
+                                "This is a small sample\n"
+                                "A single-choice convenience dialog",
+                                "Please select a value",
+                                WXSIZEOF(choices), choices);
 
     dialog.SetSelection(2);
 
@@ -319,9 +392,46 @@ void MyFrame::SingleChoice(wxCommandEvent& WXUNUSED(event) )
     }
 }
 
+void MyFrame::MultiChoice(wxCommandEvent& WXUNUSED(event) )
+{
+    const wxString choices[] =
+    {
+        "One", "Two", "Three", "Four", "Five",
+        "Six", "Seven", "Eight", "Nine", "Ten",
+        "Eleven", "Twelve", "Seventeen",
+    };
+
+    wxArrayInt selections;
+    size_t count = wxGetMultipleChoices(selections,
+                                        "This is a small sample\n"
+                                        "A multi-choice convenience dialog",
+                                        "Please select a value",
+                                        WXSIZEOF(choices), choices,
+                                        this);
+    if ( count )
+    {
+        wxString msg;
+        msg.Printf(wxT("You selected %u items:\n"), count);
+        for ( size_t n = 0; n < count; n++ )
+        {
+            msg += wxString::Format(wxT("\t%u: %u (%s)\n"), n, selections[n],
+                                    choices[selections[n]].c_str());
+        }
+        wxLogMessage(msg);
+    }
+    //else: cancelled or nothing selected
+}
+
 void MyFrame::FileOpen(wxCommandEvent& WXUNUSED(event) )
 {
-    wxFileDialog dialog(this, "Testing open file dialog", "", "", "*.txt", 0);
+    wxFileDialog dialog
+                 (
+                    this,
+                    _T("Testing open file dialog"),
+                    _T(""),
+                    _T(""),
+                    _T("C++ files (*.h;*.cpp)|*.h;*.cpp")
+                 );
 
     if (dialog.ShowModal() == wxID_OK)
     {
@@ -337,6 +447,31 @@ void MyFrame::FileOpen(wxCommandEvent& WXUNUSED(event) )
     }
 }
 
+// this shows how to take advantage of specifying a default extension in the
+// call to wxFileSelector: it is remembered after each new call and the next
+// one will use it by default
+void MyFrame::FileOpen2(wxCommandEvent& WXUNUSED(event) )
+{
+    static wxString s_extDef;
+    wxString path = wxFileSelector(
+                                    _T("Select the file to load"),
+                                    _T(""), _T(""),
+                                    s_extDef,
+                                    _T("Waveform (*.wav)|*.wav|Plain text (*.txt)|*.txt|All files (*.*)|*.*"),
+                                    wxCHANGE_DIR,
+                                    this
+                                   );
+
+    if ( !path )
+        return;
+
+    // it is just a sample, would use wxSplitPath in real program
+    s_extDef = path.AfterLast(_T('.'));
+
+    wxLogMessage(_T("You selected the file '%s', remembered extension '%s'"),
+                 (const wxChar*) path, (const wxChar*) s_extDef);
+}
+
 void MyFrame::FilesOpen(wxCommandEvent& WXUNUSED(event) )
 {
     wxFileDialog dialog(this, "Testing open multiple file dialog",
@@ -395,9 +530,35 @@ void MyFrame::DirChoose(wxCommandEvent& WXUNUSED(event) )
     }
 }
 
+void MyFrame::GenericDirChoose(wxCommandEvent& WXUNUSED(event) )
+{
+#if !defined(__WXMSW__) || defined(wxUSE_DIRDLGG) && wxUSE_DIRDLGG
+    // pass some initial dir to wxDirDialog
+    wxString dirHome;
+    wxGetHomeDir(&dirHome);
+
+    wxGenericDirDialog dialog(this, "Testing generic directory picker", dirHome);
+
+    if (dialog.ShowModal() == wxID_OK)
+    {
+        wxMessageDialog dialog2(this, dialog.GetPath(), "Selected path");
+        dialog2.ShowModal();
+    }
+#else
+    wxLogError(wxT("Sorry, generic dir dialog not available:\n")
+               wxT("set wxUSE_DIRDLGG to 1 and recompile"));
+#endif
+}
+
+void MyFrame::ModalDlg(wxCommandEvent& WXUNUSED(event))
+{
+    MyModalDialog dlg(this);
+    dlg.ShowModal();
+}
+
 void MyFrame::ModelessDlg(wxCommandEvent& event)
 {
-    bool show = GetMenuBar()->IsChecked(event.GetInt());
+    bool show = GetMenuBar()->IsChecked(event.GetId());
 
     if ( show )
     {
@@ -414,12 +575,6 @@ void MyFrame::ModelessDlg(wxCommandEvent& event)
     }
 }
 
-void MyFrame::OnButton(wxCommandEvent& WXUNUSED(event))
-{
-    wxMessageBox("Button pressed in modeless dialog", "Info",
-                 wxOK | wxICON_INFORMATION, this);
-}
-
 void MyFrame::ShowTip(wxCommandEvent& event)
 {
 #if wxUSE_STARTUP_TIPS
@@ -454,6 +609,183 @@ void MyFrame::OnExit(wxCommandEvent& WXUNUSED(event) )
     Close(TRUE);
 }
 
+#if wxUSE_PROGRESSDLG
+
+void MyFrame::ShowProgress( wxCommandEvent& WXUNUSED(event) )
+{
+    static const int max = 10;
+
+    wxProgressDialog dialog("Progress dialog example",
+                            "An informative message",
+                            max,    // range
+                            this,   // parent
+                            wxPD_CAN_ABORT |
+                            wxPD_APP_MODAL |
+                            wxPD_ELAPSED_TIME |
+                            wxPD_ESTIMATED_TIME |
+                            wxPD_REMAINING_TIME);
+
+    bool cont = TRUE;
+    for ( int i = 0; i <= max && cont; i++ )
+    {
+        wxSleep(1);
+        if ( i == max )
+        {
+            cont = dialog.Update(i, "That's all, folks!");
+        }
+        else if ( i == max / 2 )
+        {
+            cont = dialog.Update(i, "Only a half left (very long message)!");
+        }
+        else
+        {
+            cont = dialog.Update(i);
+        }
+    }
+
+    if ( !cont )
+    {
+        wxLogStatus(wxT("Progress dialog aborted!"));
+    }
+    else
+    {
+        wxLogStatus(wxT("Countdown from %d finished"), max);
+    }
+}
+
+#endif // wxUSE_PROGRESSDLG
+
+#if wxUSE_BUSYINFO
+
+void MyFrame::ShowBusyInfo(wxCommandEvent& WXUNUSED(event))
+{
+    wxWindowDisabler disableAll;
+
+    wxBusyInfo info("Sleep^H^H^H^H^HWorkiing, please wait...", this);
+
+    for ( int i = 0; i < 30; i++ )
+    {
+        wxUsleep(100);
+        wxTheApp->Yield();
+    }
+}
+
+#endif // wxUSE_BUSYINFO
+
+#if wxUSE_FINDREPLDLG
+
+void MyFrame::ShowReplaceDialog( wxCommandEvent& WXUNUSED(event) )
+{
+    if ( m_dlgReplace )
+    {
+        delete m_dlgReplace;
+        m_dlgReplace = NULL;
+    }
+    else
+    {
+        m_dlgReplace = new wxFindReplaceDialog
+                           (
+                            this,
+                            &m_findData,
+                            "Find and replace dialog",
+                            wxFR_REPLACEDIALOG
+                           );
+
+        m_dlgReplace->Show(TRUE);
+    }
+}
+
+void MyFrame::ShowFindDialog( wxCommandEvent& WXUNUSED(event) )
+{
+    if ( m_dlgFind )
+    {
+        delete m_dlgFind;
+        m_dlgFind = NULL;
+    }
+    else
+    {
+        m_dlgFind = new wxFindReplaceDialog
+                        (
+                            this,
+                            &m_findData,
+                            "Find dialog",
+                            // just for testing
+                            wxFR_NOWHOLEWORD
+                        );
+
+        m_dlgFind->Show(TRUE);
+    }
+}
+
+static wxString DecodeFindDialogEventFlags(int flags)
+{
+    wxString str;
+    str << (flags & wxFR_DOWN ? "down" : "up") << ", "
+        << (flags & wxFR_WHOLEWORD ? "whole words only, " : "")
+        << (flags & wxFR_MATCHCASE ? "" : "not ")
+        << "case sensitive";
+
+    return str;
+}
+
+void MyFrame::OnFindDialog(wxFindDialogEvent& event)
+{
+    wxEventType type = event.GetEventType();
+
+    if ( type == wxEVT_COMMAND_FIND || type == wxEVT_COMMAND_FIND_NEXT )
+    {
+        wxLogMessage(wxT("Find %s'%s' (flags: %s)"),
+                     type == wxEVT_COMMAND_FIND_NEXT ? "next " : "",
+                     event.GetFindString().c_str(),
+                     DecodeFindDialogEventFlags(event.GetFlags()).c_str());
+    }
+    else if ( type == wxEVT_COMMAND_FIND_REPLACE ||
+                type == wxEVT_COMMAND_FIND_REPLACE_ALL )
+    {
+        wxLogMessage(wxT("Replace %s'%s' with '%s' (flags: %s)"),
+                     type == wxEVT_COMMAND_FIND_REPLACE_ALL ? "all " : "",
+                     event.GetFindString().c_str(),
+                     event.GetReplaceString().c_str(),
+                     DecodeFindDialogEventFlags(event.GetFlags()).c_str());
+    }
+    else if ( type == wxEVT_COMMAND_FIND_CLOSE )
+    {
+        wxFindReplaceDialog *dlg = event.GetDialog();
+
+        const wxChar *txt;
+        if ( dlg == m_dlgFind )
+        {
+            txt = _T("Find");
+            m_dlgFind = NULL;
+        }
+        else if ( dlg == m_dlgReplace )
+        {
+            txt = _T("Replace");
+            m_dlgReplace = NULL;
+        }
+        else
+        {
+            txt = _T("Unknown");
+
+            wxFAIL_MSG( _T("unexecpted event") );
+        }
+
+        wxLogMessage(wxT("%s dialog is being closed."), txt),
+
+        dlg->Destroy();
+    }
+    else
+    {
+        wxLogError(wxT("Unknown find dialog event!"));
+    }
+}
+
+#endif // wxUSE_FINDREPLDLG
+
+// ----------------------------------------------------------------------------
+// MyCanvas
+// ----------------------------------------------------------------------------
+
 void MyCanvas::OnPaint(wxPaintEvent& WXUNUSED(event) )
 {
     wxPaintDC dc(this);
@@ -470,7 +802,80 @@ void MyCanvas::OnPaint(wxPaintEvent& WXUNUSED(event) )
 MyModelessDialog::MyModelessDialog(wxWindow *parent)
                 : wxDialog(parent, -1, wxString("Modeless dialog"))
 {
-    (void)new wxButton(this, DIALOGS_MODELESS_BTN, "Press me");
-    Fit();
-    Centre();
+    wxBoxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
+
+    wxButton *btn = new wxButton(this, DIALOGS_MODELESS_BTN, "Press me");
+    wxCheckBox *check = new wxCheckBox(this, -1, "Should be disabled");
+    check->Disable();
+
+    sizerTop->Add(btn, 1, wxEXPAND | wxALL, 5);
+    sizerTop->Add(check, 1, wxEXPAND | wxALL, 5);
+
+    SetAutoLayout(TRUE);
+    SetSizer(sizerTop);
+
+    sizerTop->SetSizeHints(this);
+    sizerTop->Fit(this);
+}
+
+void MyModelessDialog::OnButton(wxCommandEvent& WXUNUSED(event))
+{
+    wxMessageBox("Button pressed in modeless dialog", "Info",
+                 wxOK | wxICON_INFORMATION, this);
+}
+
+void MyModelessDialog::OnClose(wxCloseEvent& event)
+{
+    if ( event.CanVeto() )
+    {
+        wxMessageBox("Use the menu item to close this dialog",
+                     "Modeless dialog",
+                     wxOK | wxICON_INFORMATION, this);
+
+        event.Veto();
+    }
+}
+
+// ----------------------------------------------------------------------------
+// MyModalDialog
+// ----------------------------------------------------------------------------
+
+MyModalDialog::MyModalDialog(wxWindow *parent)
+             : wxDialog(parent, -1, wxString("Modal dialog"))
+{
+    wxBoxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
+
+    m_btnFocused = new wxButton(this, -1, "Default button");
+    m_btnDelete = new wxButton(this, -1, "&Delete button");
+    sizerTop->Add(m_btnFocused, 0, wxALIGN_CENTER | wxALL, 5);
+    sizerTop->Add(m_btnDelete, 0, wxALIGN_CENTER | wxALL, 5);
+
+    SetAutoLayout(TRUE);
+    SetSizer(sizerTop);
+
+    sizerTop->SetSizeHints(this);
+    sizerTop->Fit(this);
+
+    m_btnFocused->SetFocus();
+    m_btnFocused->SetDefault();
+}
+
+void MyModalDialog::OnButton(wxCommandEvent& event)
+{
+    if ( event.GetEventObject() == m_btnDelete )
+    {
+        delete m_btnFocused;
+        m_btnFocused = NULL;
+
+        m_btnDelete->Disable();
+    }
+    else if ( event.GetEventObject() == m_btnFocused )
+    {
+        wxGetTextFromUser("Dummy prompt", "Modal dialog called from dialog",
+                          "", this);
+    }
+    else
+    {
+        event.Skip();
+    }
 }