do *NOT* make the window of the size of its parent initially, fixes missing EVT_SIZE...

[wxWidgets.git] / samples / help / demo.cpp

diff --git a/samples/help/demo.cpp b/samples/help/demo.cpp
index 99bee8b693312a7c69f20a7e51a70162a611198d..a74435de3a0e2cab12af4c85a830cd7f89b1bb3e 100644 (file)
--- a/samples/help/demo.cpp
+++ b/samples/help/demo.cpp
@@ -67,11 +67,15 @@
 #include "wx/msw/helpchm.h"
 #endif
 
 #include "wx/msw/helpchm.h"
 #endif
 

+#if wxUSE_MS_HTML_HELP && wxUSE_WXHTML_HELP
+#include "wx/msw/helpbest.h"
+#endif
+

 // ----------------------------------------------------------------------------
 // ressources
 // ----------------------------------------------------------------------------
 // the application icon
 // ----------------------------------------------------------------------------
 // ressources
 // ----------------------------------------------------------------------------
 // the application icon

-#if defined(__WXGTK__) || defined(__WXMOTIF__)
+#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__)

     #include "mondrian.xpm"
 #endif
 
     #include "mondrian.xpm"
 #endif
 


@@ -90,6 +94,9 @@ public:
     // initialization (doing it here and not in the ctor allows to have an error
     // return: if OnInit() returns false, the application terminates)
     virtual bool OnInit();
     // initialization (doing it here and not in the ctor allows to have an error
     // return: if OnInit() returns false, the application terminates)
     virtual bool OnInit();

+
+    // do some clean up here
+    virtual int OnExit();

 };
 
 // Define a new frame type: this is going to be our main frame
 };
 
 // Define a new frame type: this is going to be our main frame


@@ -110,6 +117,9 @@ public:
 #if wxUSE_MS_HTML_HELP
     wxCHMHelpController& GetMSHtmlHelpController() { return m_msHtmlHelp; }
 #endif
 #if wxUSE_MS_HTML_HELP
     wxCHMHelpController& GetMSHtmlHelpController() { return m_msHtmlHelp; }
 #endif

+#if wxUSE_MS_HTML_HELP && wxUSE_WXHTML_HELP
+    wxBestHelpController& GetBestHelpController() { return m_bestHelp; }
+#endif

 
     // event handlers (these functions should _not_ be virtual)
     void OnQuit(wxCommandEvent& event);
 
     // event handlers (these functions should _not_ be virtual)
     void OnQuit(wxCommandEvent& event);


@@ -117,8 +127,8 @@ public:
     void OnHtmlHelp(wxCommandEvent& event);
     void OnAdvancedHtmlHelp(wxCommandEvent& event);
     void OnMSHtmlHelp(wxCommandEvent& event);
     void OnHtmlHelp(wxCommandEvent& event);
     void OnAdvancedHtmlHelp(wxCommandEvent& event);
     void OnMSHtmlHelp(wxCommandEvent& event);

+    void OnBestHelp(wxCommandEvent& event);

 
 

-    void OnContextHelp(wxHelpEvent& event);

     void OnShowContextHelp(wxCommandEvent& event);
     void OnShowDialogContextHelp(wxCommandEvent& event);
 
     void OnShowContextHelp(wxCommandEvent& event);
     void OnShowDialogContextHelp(wxCommandEvent& event);
 


@@ -138,6 +148,10 @@ private:
     wxCHMHelpController     m_msHtmlHelp;
 #endif
 
     wxCHMHelpController     m_msHtmlHelp;
 #endif
 

+#if wxUSE_MS_HTML_HELP && wxUSE_WXHTML_HELP
+    wxBestHelpController    m_bestHelp;
+#endif
+

     // any class wishing to process wxWindows events must use this macro
    DECLARE_EVENT_TABLE()
 };
     // any class wishing to process wxWindows events must use this macro
    DECLARE_EVENT_TABLE()
 };


@@ -148,8 +162,6 @@ class MyModalDialog : public wxDialog
 public:
     MyModalDialog(wxWindow *parent);
 
 public:
     MyModalDialog(wxWindow *parent);
 

-    void OnContextHelp(wxHelpEvent& event);
-

 private:
 
     DECLARE_EVENT_TABLE()
 private:
 
     DECLARE_EVENT_TABLE()


@@ -163,7 +175,7 @@ private:
 enum
 {
     // menu items
 enum
 {
     // menu items

-    HelpDemo_Quit = 1,
+    HelpDemo_Quit = 100,

     HelpDemo_Help_Index,
     HelpDemo_Help_Classes,
     HelpDemo_Help_Functions,
     HelpDemo_Help_Index,
     HelpDemo_Help_Classes,
     HelpDemo_Help_Functions,


@@ -190,6 +202,12 @@ enum
     HelpDemo_MS_Html_Help_Help,
     HelpDemo_MS_Html_Help_Search,
 
     HelpDemo_MS_Html_Help_Help,
     HelpDemo_MS_Html_Help_Search,
 

+    HelpDemo_Best_Help_Index,
+    HelpDemo_Best_Help_Classes,
+    HelpDemo_Best_Help_Functions,
+    HelpDemo_Best_Help_Help,
+    HelpDemo_Best_Help_Search,
+

     HelpDemo_Help_KDE,
     HelpDemo_Help_GNOME,
     HelpDemo_Help_Netscape,
     HelpDemo_Help_KDE,
     HelpDemo_Help_GNOME,
     HelpDemo_Help_Netscape,


@@ -214,8 +232,6 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(HelpDemo_Help_ContextHelp, MyFrame::OnShowContextHelp)
     EVT_MENU(HelpDemo_Help_DialogContextHelp, MyFrame::OnShowDialogContextHelp)
 
     EVT_MENU(HelpDemo_Help_ContextHelp, MyFrame::OnShowContextHelp)
     EVT_MENU(HelpDemo_Help_DialogContextHelp, MyFrame::OnShowDialogContextHelp)
 

-    EVT_HELP(-1, MyFrame::OnContextHelp)
-

     EVT_MENU(HelpDemo_Html_Help_Index, MyFrame::OnHtmlHelp)
     EVT_MENU(HelpDemo_Html_Help_Classes, MyFrame::OnHtmlHelp)
     EVT_MENU(HelpDemo_Html_Help_Functions, MyFrame::OnHtmlHelp)
     EVT_MENU(HelpDemo_Html_Help_Index, MyFrame::OnHtmlHelp)
     EVT_MENU(HelpDemo_Html_Help_Classes, MyFrame::OnHtmlHelp)
     EVT_MENU(HelpDemo_Html_Help_Functions, MyFrame::OnHtmlHelp)


@@ -234,6 +250,8 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(HelpDemo_MS_Html_Help_Help, MyFrame::OnMSHtmlHelp)
     EVT_MENU(HelpDemo_MS_Html_Help_Search, MyFrame::OnMSHtmlHelp)
 
     EVT_MENU(HelpDemo_MS_Html_Help_Help, MyFrame::OnMSHtmlHelp)
     EVT_MENU(HelpDemo_MS_Html_Help_Search, MyFrame::OnMSHtmlHelp)
 

+    EVT_MENU(HelpDemo_Best_Help_Index, MyFrame::OnBestHelp)
+

     EVT_MENU(HelpDemo_Help_KDE, MyFrame::OnHelp)
     EVT_MENU(HelpDemo_Help_GNOME, MyFrame::OnHelp)
     EVT_MENU(HelpDemo_Help_Netscape, MyFrame::OnHelp)
     EVT_MENU(HelpDemo_Help_KDE, MyFrame::OnHelp)
     EVT_MENU(HelpDemo_Help_GNOME, MyFrame::OnHelp)
     EVT_MENU(HelpDemo_Help_Netscape, MyFrame::OnHelp)


@@ -257,6 +275,12 @@ IMPLEMENT_APP(MyApp)
 // `Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {
 // `Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {

+    // Create a simple help provider to make SetHelpText() do something.
+    // Note that this must be set before any SetHelpText() calls are made.
+    //wxHelpProvider::Set(new wxSimpleHelpProvider);
+    wxHelpControllerHelpProvider* provider = new wxHelpControllerHelpProvider;
+    wxHelpProvider::Set(provider);
+

 #if wxUSE_HTML
 #if wxUSE_GIF
     // Required for images in the online documentation
 #if wxUSE_HTML
 #if wxUSE_GIF
     // Required for images in the online documentation


@@ -274,6 +298,12 @@ bool MyApp::OnInit()
     MyFrame *frame = new MyFrame("HelpDemo wxWindows App",
                                  wxPoint(50, 50), wxSize(450, 340));
 
     MyFrame *frame = new MyFrame("HelpDemo wxWindows App",
                                  wxPoint(50, 50), wxSize(450, 340));
 

+#if wxUSE_MS_HTML_HELP
+    provider->SetHelpController(& frame->GetMSHtmlHelpController());
+#else
+    provider->SetHelpController(& frame->GetHelpController());
+#endif
+

     frame->Show(TRUE);
     SetTopWindow(frame);
 
     frame->Show(TRUE);
     SetTopWindow(frame);
 


@@ -282,18 +312,33 @@ bool MyApp::OnInit()
     // using HTML help
     if ( !frame->GetHelpController().Initialize("doc") )
     {
     // using HTML help
     if ( !frame->GetHelpController().Initialize("doc") )
     {

-        wxLogError("Cannot initialize the help system, aborting.");
+        wxLogError(wxT("Cannot initialize the help system, aborting."));

 
         return FALSE;
     }
 
 
         return FALSE;
     }
 

+#if wxUSE_MS_HTML_HELP
+    if( !frame->GetMSHtmlHelpController().Initialize("doc") )
+    {
+        wxLogError(wxT("Cannot initialize the MS HTML Help system."));
+    }
+#endif
+
+#if wxUSE_MS_HTML_HELP && wxUSE_WXHTML_HELP
+    // you need to call Initialize in order to use wxBestHelpController
+    if( !frame->GetBestHelpController().Initialize("doc") )
+    {
+        wxLogError(wxT("Cannot initialize the best help system, aborting."));
+    }
+#endif
+

 #if USE_HTML_HELP
     // initialise the standard HTML help system: this means that the HTML docs are in the
     // subdirectory doc for platforms using HTML help
 #if USE_OLD_HTML_HELP
     if ( !frame->GetHtmlHelpController().Initialize("doc") )
     {
 #if USE_HTML_HELP
     // initialise the standard HTML help system: this means that the HTML docs are in the
     // subdirectory doc for platforms using HTML help
 #if USE_OLD_HTML_HELP
     if ( !frame->GetHtmlHelpController().Initialize("doc") )
     {

-        wxLogError("Cannot initialize the HTML help system, aborting.");
+        wxLogError(wxT("Cannot initialize the HTML help system, aborting."));

 
         return FALSE;
     }
 
         return FALSE;
     }


@@ -303,14 +348,16 @@ bool MyApp::OnInit()
     // (zipped) form
     if ( !frame->GetAdvancedHtmlHelpController().Initialize("doc") )
     {
     // (zipped) form
     if ( !frame->GetAdvancedHtmlHelpController().Initialize("doc") )
     {

-        wxLogError("Cannot initialize the advanced HTML help system, aborting.");
+        wxLogError(wxT("Cannot initialize the advanced HTML help system, aborting."));

 
         return FALSE;
     }
 #endif
 
 
         return FALSE;
     }
 #endif
 

-#if wxUSE_MS_HTML_HELP
-    if ( !frame->GetMSHtmlHelpController().Initialize("doc") )
+#if 0
+    // defined(__WXMSW__) && wxUSE_MS_HTML_HELP
+    wxString path(wxGetCwd());
+    if ( !frame->GetMSHtmlHelpController().Initialize(path + "\\doc.chm") )

     {
         wxLogError("Cannot initialize the MS HTML help system, aborting.");
 
     {
         wxLogError("Cannot initialize the MS HTML help system, aborting.");
 


@@ -321,13 +368,21 @@ bool MyApp::OnInit()
     return TRUE;
 }
 
     return TRUE;
 }
 

+int MyApp::OnExit()
+{
+    // clean up
+    delete wxHelpProvider::Set(NULL);
+
+    return 0;
+}
+

 // ----------------------------------------------------------------------------
 // main frame
 // ----------------------------------------------------------------------------
 
 // frame constructor
 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
 // ----------------------------------------------------------------------------
 // main frame
 // ----------------------------------------------------------------------------
 
 // frame constructor
 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)

-       : wxFrame((wxFrame *)NULL, -1, title, pos, size)
+       : wxFrame((wxFrame *)NULL, 300, title, pos, size)

 {
     // set the frame icon
     SetIcon(wxICON(mondrian));
 {
     // set the frame icon
     SetIcon(wxICON(mondrian));


@@ -339,7 +394,7 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
     menuFile->Append(HelpDemo_Help_Classes, "&Help on Classes...");
     menuFile->Append(HelpDemo_Help_Functions, "&Help on Functions...");
     menuFile->Append(HelpDemo_Help_ContextHelp, "&Context Help...");
     menuFile->Append(HelpDemo_Help_Classes, "&Help on Classes...");
     menuFile->Append(HelpDemo_Help_Functions, "&Help on Functions...");
     menuFile->Append(HelpDemo_Help_ContextHelp, "&Context Help...");

-    menuFile->Append(HelpDemo_Help_DialogContextHelp, "&Dialog Context Help...");
+    menuFile->Append(HelpDemo_Help_DialogContextHelp, "&Dialog Context Help...\tCtrl-H");

     menuFile->Append(HelpDemo_Help_Help, "&About Help Demo...");
     menuFile->Append(HelpDemo_Help_Search, "&Search help...");
 #if USE_HTML_HELP
     menuFile->Append(HelpDemo_Help_Help, "&About Help Demo...");
     menuFile->Append(HelpDemo_Help_Search, "&Search help...");
 #if USE_HTML_HELP


@@ -368,6 +423,11 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
     menuFile->Append(HelpDemo_MS_Html_Help_Search, "MS HTML &Search help...");
 #endif
 
     menuFile->Append(HelpDemo_MS_Html_Help_Search, "MS HTML &Search help...");
 #endif
 

+#if wxUSE_MS_HTML_HELP && wxUSE_WXHTML_HELP
+    menuFile->AppendSeparator();
+    menuFile->Append(HelpDemo_Best_Help_Index, "Best &Help Index...");
+#endif
+

 #ifndef __WXMSW__
 #if !wxUSE_HTML
     menuFile->AppendSeparator();
 #ifndef __WXMSW__
 #if !wxUSE_HTML
     menuFile->AppendSeparator();


@@ -394,10 +454,13 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
 
     // a panel first - if there were several controls, it would allow us to
     // navigate between them from the keyboard
 
     // a panel first - if there were several controls, it would allow us to
     // navigate between them from the keyboard

-    wxPanel *panel = new wxPanel(this, -1, wxPoint(0, 0), wxSize(400, 200));
+    wxPanel *panel = new wxPanel(this, 301, wxPoint(0, 0), wxSize(400, 200));
+    //panel->SetHelpText(_("This panel just holds a static text control."));
+    panel->SetHelpText(wxContextId(300));

 
     // and a static control whose parent is the panel
 
     // and a static control whose parent is the panel

-    (void)new wxStaticText(panel, -1, "Hello, world!", wxPoint(10, 10));
+    wxStaticText* staticText = new wxStaticText(panel, 302, "Hello, world!", wxPoint(10, 10));
+    staticText->SetHelpText(_("This static text control isn't doing a lot right now."));

 }
 
 
 }
 
 


@@ -427,14 +490,6 @@ void MyFrame::OnShowDialogContextHelp(wxCommandEvent& event)
     dialog.ShowModal();
 }
 
     dialog.ShowModal();
 }
 

-void MyFrame::OnContextHelp(wxHelpEvent& event)
-{
-    // In a real app, if we didn't recognise this ID, we should call event.Skip()
-    wxString msg;
-    msg.Printf(wxT("We should now display help for window %d"), event.GetId());
-    wxMessageBox(msg);
-}
-

 void MyFrame::OnHtmlHelp(wxCommandEvent& event)
 {
 #if USE_HTML_HELP && USE_OLD_HTML_HELP
 void MyFrame::OnHtmlHelp(wxCommandEvent& event)
 {
 #if USE_HTML_HELP && USE_OLD_HTML_HELP


@@ -456,6 +511,13 @@ void MyFrame::OnMSHtmlHelp(wxCommandEvent& event)
 #endif
 }
 
 #endif
 }
 

+void MyFrame::OnBestHelp(wxCommandEvent& event)
+{
+#if wxUSE_MS_HTML_HELP && wxUSE_WXHTML_HELP
+    ShowHelp(event.GetId(), m_bestHelp);
+#endif
+}
+

 /*
  Notes: ShowHelp uses section ids for displaying particular topics,
  but you might want to use a unique keyword to display a topic, instead.
 /*
  Notes: ShowHelp uses section ids for displaying particular topics,
  but you might want to use a unique keyword to display a topic, instead.


@@ -531,6 +593,7 @@ void MyFrame::ShowHelp(int commandId, wxHelpControllerBase& helpController)
    case HelpDemo_Html_Help_Classes:
    case HelpDemo_Advanced_Html_Help_Classes:
    case HelpDemo_MS_Html_Help_Classes:
    case HelpDemo_Html_Help_Classes:
    case HelpDemo_Advanced_Html_Help_Classes:
    case HelpDemo_MS_Html_Help_Classes:

+   case HelpDemo_Best_Help_Classes:

       helpController.DisplaySection(2);
       //helpController.DisplaySection("Classes"); // An alternative form for most controllers
 
       helpController.DisplaySection(2);
       //helpController.DisplaySection("Classes"); // An alternative form for most controllers
 


@@ -546,6 +609,7 @@ void MyFrame::ShowHelp(int commandId, wxHelpControllerBase& helpController)
    case HelpDemo_Html_Help_Help:
    case HelpDemo_Advanced_Html_Help_Help:
    case HelpDemo_MS_Html_Help_Help:
    case HelpDemo_Html_Help_Help:
    case HelpDemo_Advanced_Html_Help_Help:
    case HelpDemo_MS_Html_Help_Help:

+   case HelpDemo_Best_Help_Help:

       helpController.DisplaySection(3);
       //helpController.DisplaySection("About"); // An alternative form for most controllers
       break;
       helpController.DisplaySection(3);
       //helpController.DisplaySection("About"); // An alternative form for most controllers
       break;


@@ -554,6 +618,7 @@ void MyFrame::ShowHelp(int commandId, wxHelpControllerBase& helpController)
    case HelpDemo_Html_Help_Search:
    case HelpDemo_Advanced_Html_Help_Search:
    case HelpDemo_MS_Html_Help_Search:
    case HelpDemo_Html_Help_Search:
    case HelpDemo_Advanced_Html_Help_Search:
    case HelpDemo_MS_Html_Help_Search:

+   case HelpDemo_Best_Help_Search:

    {
       wxString key = wxGetTextFromUser("Search for?",
                                        "Search help for keyword",
    {
       wxString key = wxGetTextFromUser("Search for?",
                                        "Search help for keyword",


@@ -568,6 +633,7 @@ void MyFrame::ShowHelp(int commandId, wxHelpControllerBase& helpController)
    case HelpDemo_Html_Help_Index:
    case HelpDemo_Advanced_Html_Help_Index:
    case HelpDemo_MS_Html_Help_Index:
    case HelpDemo_Html_Help_Index:
    case HelpDemo_Advanced_Html_Help_Index:
    case HelpDemo_MS_Html_Help_Index:

+   case HelpDemo_Best_Help_Index:

       helpController.DisplayContents();
       break;
 
       helpController.DisplayContents();
       break;
 


@@ -593,14 +659,15 @@ void MyFrame::ShowHelp(int commandId, wxHelpControllerBase& helpController)
 // ----------------------------------------------------------------------------
 
 BEGIN_EVENT_TABLE(MyModalDialog, wxDialog)
 // ----------------------------------------------------------------------------
 
 BEGIN_EVENT_TABLE(MyModalDialog, wxDialog)

-    EVT_HELP(-1, MyModalDialog::OnContextHelp)

 END_EVENT_TABLE()
 
 MyModalDialog::MyModalDialog(wxWindow *parent)
              : wxDialog()
 {
 END_EVENT_TABLE()
 
 MyModalDialog::MyModalDialog(wxWindow *parent)
              : wxDialog()
 {

-    // Add the context-sensitive help button on the caption, MSW only
+    // Add the context-sensitive help button on the caption for MSW
+#ifdef __WXMSW__

     SetExtraStyle(wxDIALOG_EX_CONTEXTHELP);
     SetExtraStyle(wxDIALOG_EX_CONTEXTHELP);

+#endif

 
     wxDialog::Create(parent, -1, wxString("Modal dialog"));
 
 
     wxDialog::Create(parent, -1, wxString("Modal dialog"));
 


@@ -608,17 +675,24 @@ MyModalDialog::MyModalDialog(wxWindow *parent)
     wxBoxSizer *sizerRow = new wxBoxSizer(wxHORIZONTAL);
 
     wxButton* btnOK = new wxButton(this, wxID_OK, "&OK");
     wxBoxSizer *sizerRow = new wxBoxSizer(wxHORIZONTAL);
 
     wxButton* btnOK = new wxButton(this, wxID_OK, "&OK");

+    btnOK->SetHelpText(_("The OK button confirms the dialog choices."));
+

     wxButton* btnCancel = new wxButton(this, wxID_CANCEL, "&Cancel");
     wxButton* btnCancel = new wxButton(this, wxID_CANCEL, "&Cancel");

+    btnCancel->SetHelpText(_("The Cancel button cancels the dialog."));
+

     sizerRow->Add(btnOK, 0, wxALIGN_CENTER | wxALL, 5);
     sizerRow->Add(btnCancel, 0, wxALIGN_CENTER | wxALL, 5);
 
     sizerRow->Add(btnOK, 0, wxALIGN_CENTER | wxALL, 5);
     sizerRow->Add(btnCancel, 0, wxALIGN_CENTER | wxALL, 5);
 

-    // Add the explicit context-sensitive help button, non-MSW
+    // Add explicit context-sensitive help button for non-MSW

 #ifndef __WXMSW__
     sizerRow->Add(new wxContextHelpButton(this), 0, wxALIGN_CENTER | wxALL, 5);
 #endif
 
 #ifndef __WXMSW__
     sizerRow->Add(new wxContextHelpButton(this), 0, wxALIGN_CENTER | wxALL, 5);
 #endif
 

-    sizerTop->Add(new wxTextCtrl(this, wxID_APPLY, wxT("A demo text control"), wxDefaultPosition, wxSize(300, 100), wxTE_MULTILINE),
-            0, wxEXPAND|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
+    wxTextCtrl *text = new wxTextCtrl(this, -1, wxT("A demo text control"),
+                                      wxDefaultPosition, wxSize(300, 100),
+                                      wxTE_MULTILINE);
+    text->SetHelpText(_("Type text here if you have got nothing more interesting to do"));
+    sizerTop->Add(text, 0, wxEXPAND|wxALIGN_CENTER_VERTICAL|wxALL, 5 );

     sizerTop->Add(sizerRow, 0, wxALIGN_RIGHT|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
 
     SetAutoLayout(TRUE);
     sizerTop->Add(sizerRow, 0, wxALIGN_RIGHT|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
 
     SetAutoLayout(TRUE);


@@ -631,33 +705,3 @@ MyModalDialog::MyModalDialog(wxWindow *parent)
     btnOK->SetDefault();
 }
 
     btnOK->SetDefault();
 }
 

-void MyModalDialog::OnContextHelp(wxHelpEvent& event)
-{
-    wxString msg;
-    switch (event.GetId())
-    {
-    case wxID_OK:
-        {
-            msg = _("The OK button confirms the dialog choices.");
-            break;
-        }
-    case wxID_CANCEL:
-        {
-            msg = _("The Cancel button cancels the dialog.");
-            break;
-        }
-    case wxID_APPLY:
-        {
-            msg = _("This is a text control that does nothing in particular.");
-            break;
-        }
-    case wxID_CONTEXT_HELP:
-        {
-            msg = _("If you didn't know what this button is for, why did you press it? :-)");
-            break;
-        }
-    }
-    if (!msg.IsEmpty())
-        wxMessageBox(msg, _("Help"), wxICON_INFORMATION, this);
-}
-