X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/78b3b018ce9edca5742d8ab263d849f77f3d19bf..e1efca652844273c3e8d32c7e5f442b87e455ca7:/samples/widgets/combobox.cpp

diff --git a/samples/widgets/combobox.cpp b/samples/widgets/combobox.cpp
index 72c4b023f1..1f93917af4 100644
--- a/samples/widgets/combobox.cpp
+++ b/samples/widgets/combobox.cpp
@@ -6,7 +6,7 @@
 // Created:     27.03.01
 // Id:          $Id$
 // Copyright:   (c) 2001 Vadim Zeitlin
-// License:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -41,8 +41,8 @@
 
 #include "wx/sizer.h"
 
+#include "itemcontainer.h"
 #include "widgets.h"
-#if 1
 #include "icons/combobox.xpm"
 
 // ----------------------------------------------------------------------------
@@ -52,8 +52,12 @@
 // control ids
 enum
 {
-    ComboPage_Reset = 100,
+    ComboPage_Reset = wxID_HIGHEST,
+    ComboPage_Popup,
+    ComboPage_Dismiss,
+    ComboPage_SetCurrent,
     ComboPage_CurText,
+    ComboPage_InsertionPointText,
     ComboPage_Insert,
     ComboPage_InsertText,
     ComboPage_Add,
@@ -66,7 +70,10 @@ enum
     ComboPage_Delete,
     ComboPage_DeleteText,
     ComboPage_DeleteSel,
-    ComboPage_Combo
+    ComboPage_SetValue,
+    ComboPage_SetValueText,
+    ComboPage_Combo,
+    ComboPage_ContainerTests
 };
 
 // kinds of comboboxes
@@ -81,16 +88,24 @@ enum
 // ComboboxWidgetsPage
 // ----------------------------------------------------------------------------
 
-class ComboboxWidgetsPage : public WidgetsPage
+class ComboboxWidgetsPage : public ItemContainerWidgetsPage
 {
 public:
-    ComboboxWidgetsPage(wxBookCtrl *book, wxImageList *imaglist);
+    ComboboxWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
 
     virtual wxControl *GetWidget() const { return m_combobox; }
+    virtual wxTextEntryBase *GetTextEntry() const { return m_combobox; }
+    virtual wxItemContainer* GetContainer() const { return m_combobox; }
+    virtual void RecreateWidget() { CreateCombo(); }
+
+    // lazy creation of the content
+    virtual void CreateContent();
 
 protected:
     // event handlers
     void OnButtonReset(wxCommandEvent& event);
+    void OnButtonPopup(wxCommandEvent&) { m_combobox->Popup(); }
+    void OnButtonDismiss(wxCommandEvent&) { m_combobox->Dismiss(); }
     void OnButtonChange(wxCommandEvent& event);
     void OnButtonDelete(wxCommandEvent& event);
     void OnButtonDeleteSel(wxCommandEvent& event);
@@ -99,13 +114,17 @@ protected:
     void OnButtonAdd(wxCommandEvent& event);
     void OnButtonAddSeveral(wxCommandEvent& event);
     void OnButtonAddMany(wxCommandEvent& event);
+    void OnButtonSetValue(wxCommandEvent& event);
+    void OnButtonSetCurrent(wxCommandEvent& event);
 
+    void OnDropdown(wxCommandEvent& event);
+    void OnCloseup(wxCommandEvent& event);
     void OnComboBox(wxCommandEvent& event);
     void OnComboText(wxCommandEvent& event);
 
     void OnCheckOrRadioBox(wxCommandEvent& event);
 
-    void OnUpdateUICurText(wxUpdateUIEvent& event);
+    void OnUpdateUIInsertionPointText(wxUpdateUIEvent& event);
 
     void OnUpdateUIInsert(wxUpdateUIEvent& event);
     void OnUpdateUIAddSeveral(wxUpdateUIEvent& event);
@@ -113,6 +132,7 @@ protected:
     void OnUpdateUIDeleteButton(wxUpdateUIEvent& event);
     void OnUpdateUIDeleteSelButton(wxUpdateUIEvent& event);
     void OnUpdateUIResetButton(wxUpdateUIEvent& event);
+    void OnUpdateUISetCurrent(wxUpdateUIEvent& event);
 
     // reset the combobox parameters
     void Reset();
@@ -128,7 +148,8 @@ protected:
 
     // the checkboxes for styles
     wxCheckBox *m_chkSort,
-               *m_chkReadonly;
+               *m_chkReadonly,
+               *m_chkFilename;
 
     // the combobox itself and the sizer it is in
     wxComboBox *m_combobox;
@@ -138,7 +159,9 @@ protected:
     wxTextCtrl *m_textInsert,
                *m_textAdd,
                *m_textChange,
-               *m_textDelete;
+               *m_textSetValue,
+               *m_textDelete,
+               *m_textCur;
 
 private:
     DECLARE_EVENT_TABLE()
@@ -151,6 +174,8 @@ private:
 
 BEGIN_EVENT_TABLE(ComboboxWidgetsPage, WidgetsPage)
     EVT_BUTTON(ComboPage_Reset, ComboboxWidgetsPage::OnButtonReset)
+    EVT_BUTTON(ComboPage_Popup, ComboboxWidgetsPage::OnButtonPopup)
+    EVT_BUTTON(ComboPage_Dismiss, ComboboxWidgetsPage::OnButtonDismiss)
     EVT_BUTTON(ComboPage_Change, ComboboxWidgetsPage::OnButtonChange)
     EVT_BUTTON(ComboPage_Delete, ComboboxWidgetsPage::OnButtonDelete)
     EVT_BUTTON(ComboPage_DeleteSel, ComboboxWidgetsPage::OnButtonDeleteSel)
@@ -159,12 +184,15 @@ BEGIN_EVENT_TABLE(ComboboxWidgetsPage, WidgetsPage)
     EVT_BUTTON(ComboPage_Add, ComboboxWidgetsPage::OnButtonAdd)
     EVT_BUTTON(ComboPage_AddSeveral, ComboboxWidgetsPage::OnButtonAddSeveral)
     EVT_BUTTON(ComboPage_AddMany, ComboboxWidgetsPage::OnButtonAddMany)
+    EVT_BUTTON(ComboPage_SetValue, ComboboxWidgetsPage::OnButtonSetValue)
+    EVT_BUTTON(ComboPage_SetCurrent, ComboboxWidgetsPage::OnButtonSetCurrent)
+    EVT_BUTTON(ComboPage_ContainerTests, ItemContainerWidgetsPage::OnButtonTestItemContainer)
 
     EVT_TEXT_ENTER(ComboPage_InsertText, ComboboxWidgetsPage::OnButtonInsert)
     EVT_TEXT_ENTER(ComboPage_AddText, ComboboxWidgetsPage::OnButtonAdd)
     EVT_TEXT_ENTER(ComboPage_DeleteText, ComboboxWidgetsPage::OnButtonDelete)
 
-    EVT_UPDATE_UI(ComboPage_CurText, ComboboxWidgetsPage::OnUpdateUICurText)
+    EVT_UPDATE_UI(ComboPage_InsertionPointText, ComboboxWidgetsPage::OnUpdateUIInsertionPointText)
 
     EVT_UPDATE_UI(ComboPage_Reset, ComboboxWidgetsPage::OnUpdateUIResetButton)
     EVT_UPDATE_UI(ComboPage_Insert, ComboboxWidgetsPage::OnUpdateUIInsert)
@@ -175,8 +203,11 @@ BEGIN_EVENT_TABLE(ComboboxWidgetsPage, WidgetsPage)
     EVT_UPDATE_UI(ComboPage_Change, ComboboxWidgetsPage::OnUpdateUIDeleteSelButton)
     EVT_UPDATE_UI(ComboPage_ChangeText, ComboboxWidgetsPage::OnUpdateUIDeleteSelButton)
     EVT_UPDATE_UI(ComboPage_DeleteSel, ComboboxWidgetsPage::OnUpdateUIDeleteSelButton)
+    EVT_UPDATE_UI(ComboPage_SetCurrent, ComboboxWidgetsPage::OnUpdateUISetCurrent)
 
     EVT_COMBOBOX(ComboPage_Combo, ComboboxWidgetsPage::OnComboBox)
+    EVT_COMBOBOX_DROPDOWN(ComboPage_Combo, ComboboxWidgetsPage::OnDropdown)
+    EVT_COMBOBOX_CLOSEUP(ComboPage_Combo, ComboboxWidgetsPage::OnCloseup)
     EVT_TEXT(ComboPage_Combo, ComboboxWidgetsPage::OnComboText)
     EVT_TEXT_ENTER(ComboPage_Combo, ComboboxWidgetsPage::OnComboText)
 
@@ -188,21 +219,31 @@ END_EVENT_TABLE()
 // implementation
 // ============================================================================
 
-IMPLEMENT_WIDGETS_PAGE(ComboboxWidgetsPage, _T("Combobox"));
+#if defined(__WXUNIVERSAL__)
+    #define FAMILY_CTRLS UNIVERSAL_CTRLS
+#else
+    #define FAMILY_CTRLS NATIVE_CTRLS
+#endif
+
+IMPLEMENT_WIDGETS_PAGE(ComboboxWidgetsPage, wxT("Combobox"),
+                       FAMILY_CTRLS | WITH_ITEMS_CTRLS | COMBO_CTRLS
+                       );
 
-ComboboxWidgetsPage::ComboboxWidgetsPage(wxBookCtrl *book,
+ComboboxWidgetsPage::ComboboxWidgetsPage(WidgetsBookCtrl *book,
                                          wxImageList *imaglist)
-                  : WidgetsPage(book)
+                  : ItemContainerWidgetsPage(book, imaglist, combobox_xpm)
 {
     // init everything
     m_chkSort =
-    m_chkReadonly = (wxCheckBox *)NULL;
+    m_chkReadonly =
+    m_chkFilename = (wxCheckBox *)NULL;
 
     m_combobox = (wxComboBox *)NULL;
     m_sizerCombo = (wxSizer *)NULL;
+}
 
-    imaglist->Add(wxBitmap(combobox_xpm));
-
+void ComboboxWidgetsPage::CreateContent()
+{
     /*
        What we create here is a frame having 3 panes: style pane is the
        leftmost one, in the middle the pane with buttons allowing to perform
@@ -211,91 +252,123 @@ ComboboxWidgetsPage::ComboboxWidgetsPage(wxBookCtrl *book,
     */
     wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
 
-    // left pane
-    wxStaticBox *box = new wxStaticBox(this, wxID_ANY, _T("&Set style"));
+    // upper left pane
 
     // should be in sync with ComboKind_XXX values
     static const wxString kinds[] =
     {
-        _T("default"),
-        _T("simple"),
-        _T("drop down"),
+        wxT("default"),
+        wxT("simple"),
+        wxT("drop down"),
     };
 
-    m_radioKind = new wxRadioBox(this, wxID_ANY, _T("Combobox &kind:"),
+    m_radioKind = new wxRadioBox(this, wxID_ANY, wxT("Combobox &kind:"),
                                  wxDefaultPosition, wxDefaultSize,
                                  WXSIZEOF(kinds), kinds,
                                  1, wxRA_SPECIFY_COLS);
 
-    wxSizer *sizerLeft = new wxStaticBoxSizer(box, wxVERTICAL);
+    wxSizer *sizerLeftTop = new wxStaticBoxSizer(wxVERTICAL, this, "&Set style");
+
+    m_chkSort = CreateCheckBoxAndAddToSizer(sizerLeftTop, wxT("&Sort items"));
+    m_chkReadonly = CreateCheckBoxAndAddToSizer(sizerLeftTop, wxT("&Read only"));
+    m_chkFilename = CreateCheckBoxAndAddToSizer(sizerLeftTop, wxT("&File name"));
+    m_chkFilename->Disable(); // not implemented yet
+
+    sizerLeftTop->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer
+    sizerLeftTop->Add(m_radioKind, 0, wxGROW | wxALL, 5);
 
-    m_chkSort = CreateCheckBoxAndAddToSizer(sizerLeft, _T("&Sort items"));
-    m_chkReadonly = CreateCheckBoxAndAddToSizer(sizerLeft, _T("&Read only"));
+    wxButton *btn = new wxButton(this, ComboPage_Reset, wxT("&Reset"));
+    sizerLeftTop->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
 
-    sizerLeft->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer
-    sizerLeft->Add(m_radioKind, 0, wxGROW | wxALL, 5);
+    // lower left pane
+    wxSizer *sizerLeftBottom = new wxStaticBoxSizer(wxVERTICAL, this, "&Popup");
+    sizerLeftBottom->Add(new wxButton(this, ComboPage_Popup, "&Show"),
+                         wxSizerFlags().Border().Centre());
+    sizerLeftBottom->Add(new wxButton(this, ComboPage_Dismiss, "&Hide"),
+                         wxSizerFlags().Border().Centre());
 
-    wxButton *btn = new wxButton(this, ComboPage_Reset, _T("&Reset"));
-    sizerLeft->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
+
+    wxSizer *sizerLeft = new wxBoxSizer(wxVERTICAL);
+    sizerLeft->Add(sizerLeftTop);
+    sizerLeft->AddSpacer(10);
+    sizerLeft->Add(sizerLeftBottom);
 
     // middle pane
     wxStaticBox *box2 = new wxStaticBox(this, wxID_ANY,
-        _T("&Change combobox contents"));
+        wxT("&Change combobox contents"));
     wxSizer *sizerMiddle = new wxStaticBoxSizer(box2, wxVERTICAL);
 
     wxSizer *sizerRow;
 
+    sizerRow = CreateSizerWithTextAndButton(ComboPage_SetCurrent,
+                                            wxT("Current &selection"),
+                                            ComboPage_CurText,
+                                            &m_textCur);
+
+    sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
     wxTextCtrl *text;
-    sizerRow = CreateSizerWithTextAndLabel(_T("Current selection"),
-                                           ComboPage_CurText,
+    sizerRow = CreateSizerWithTextAndLabel(wxT("Insertion Point"),
+                                           ComboPage_InsertionPointText,
                                            &text);
     text->SetEditable(false);
 
     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 
     sizerRow = CreateSizerWithTextAndButton(ComboPage_Insert,
-                                            _T("&Insert this string"),
+                                            wxT("&Insert this string"),
                                             ComboPage_InsertText,
                                             &m_textInsert);
     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 
     sizerRow = CreateSizerWithTextAndButton(ComboPage_Add,
-                                            _T("&Add this string"),
+                                            wxT("&Add this string"),
                                             ComboPage_AddText,
                                             &m_textAdd);
     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 
-    btn = new wxButton(this, ComboPage_AddSeveral, _T("&Append a few strings"));
+    btn = new wxButton(this, ComboPage_AddSeveral, wxT("&Append a few strings"));
     sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
 
-    btn = new wxButton(this, ComboPage_AddMany, _T("Append &many strings"));
+    btn = new wxButton(this, ComboPage_AddMany, wxT("Append &many strings"));
     sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
 
     sizerRow = CreateSizerWithTextAndButton(ComboPage_Change,
-                                            _T("C&hange current"),
+                                            wxT("C&hange current"),
                                             ComboPage_ChangeText,
                                             &m_textChange);
     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 
     sizerRow = CreateSizerWithTextAndButton(ComboPage_Delete,
-                                            _T("&Delete this item"),
+                                            wxT("&Delete this item"),
                                             ComboPage_DeleteText,
                                             &m_textDelete);
     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 
-    btn = new wxButton(this, ComboPage_DeleteSel, _T("Delete &selection"));
+    btn = new wxButton(this, ComboPage_DeleteSel, wxT("Delete &selection"));
+    sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
+
+    btn = new wxButton(this, ComboPage_Clear, wxT("&Clear"));
     sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
 
-    btn = new wxButton(this, ComboPage_Clear, _T("&Clear"));
+    sizerRow = CreateSizerWithTextAndButton(ComboPage_SetValue,
+                                            wxT("SetValue"),
+                                            ComboPage_SetValueText,
+                                            &m_textSetValue);
+    sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+    btn = new wxButton(this, ComboPage_ContainerTests, wxT("Run &tests"));
     sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
 
+
+
     // right pane
     wxSizer *sizerRight = new wxBoxSizer(wxVERTICAL);
     m_combobox = new wxComboBox(this, ComboPage_Combo, wxEmptyString,
                                 wxDefaultPosition, wxDefaultSize,
                                 0, NULL,
                                 0);
-    sizerRight->Add(m_combobox, 1, wxGROW | wxALL, 5);
+    sizerRight->Add(m_combobox, 0, wxGROW | wxALL, 5);
     sizerRight->SetMinSize(150, 0);
     m_sizerCombo = sizerRight; // save it to modify it later
 
@@ -308,8 +381,6 @@ ComboboxWidgetsPage::ComboboxWidgetsPage(wxBookCtrl *book,
     Reset();
 
     SetSizer(sizerTop);
-
-    sizerTop->Fit(this);
 }
 
 // ----------------------------------------------------------------------------
@@ -320,11 +391,12 @@ void ComboboxWidgetsPage::Reset()
 {
     m_chkSort->SetValue(false);
     m_chkReadonly->SetValue(false);
+    m_chkFilename->SetValue(false);
 }
 
 void ComboboxWidgetsPage::CreateCombo()
 {
-    int flags = 0;
+    int flags = ms_defaultFlags;
 
     if ( m_chkSort->GetValue() )
         flags |= wxCB_SORT;
@@ -334,7 +406,7 @@ void ComboboxWidgetsPage::CreateCombo()
     switch ( m_radioKind->GetSelection() )
     {
         default:
-            wxFAIL_MSG( _T("unknown combo kind") );
+            wxFAIL_MSG( wxT("unknown combo kind") );
             // fall through
 
         case ComboKind_Default:
@@ -352,8 +424,8 @@ void ComboboxWidgetsPage::CreateCombo()
     wxArrayString items;
     if ( m_combobox )
     {
-        int count = m_combobox->GetCount();
-        for ( int n = 0; n < count; n++ )
+        unsigned int count = m_combobox->GetCount();
+        for ( unsigned int n = 0; n < count; n++ )
         {
             items.Add(m_combobox->GetString(n));
         }
@@ -367,13 +439,18 @@ void ComboboxWidgetsPage::CreateCombo()
                                 0, NULL,
                                 flags);
 
-    size_t count = items.GetCount();
-    for ( size_t n = 0; n < count; n++ )
+#if 0
+    if ( m_chkFilename->GetValue() )
+        ;
+#endif // TODO
+
+    unsigned int count = items.GetCount();
+    for ( unsigned int n = 0; n < count; n++ )
     {
         m_combobox->Append(items[n]);
     }
 
-    m_sizerCombo->Add(m_combobox, 1, wxGROW | wxALL, 5);
+    m_sizerCombo->Add(m_combobox, 0, wxGROW | wxALL, 5);
     m_sizerCombo->Layout();
 }
 
@@ -391,12 +468,12 @@ void ComboboxWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
 void ComboboxWidgetsPage::OnButtonChange(wxCommandEvent& WXUNUSED(event))
 {
     int sel = m_combobox->GetSelection();
-    if ( sel != -1 )
+    if ( sel != wxNOT_FOUND )
     {
 #ifndef __WXGTK__
         m_combobox->SetString(sel, m_textChange->GetValue());
 #else
-        wxLogMessage(_T("Not implemented in wxGTK"));
+        wxLogMessage(wxT("Not implemented in wxGTK"));
 #endif
     }
 }
@@ -405,7 +482,7 @@ void ComboboxWidgetsPage::OnButtonDelete(wxCommandEvent& WXUNUSED(event))
 {
     unsigned long n;
     if ( !m_textDelete->GetValue().ToULong(&n) ||
-            (n >= (unsigned)m_combobox->GetCount()) )
+            (n >= m_combobox->GetCount()) )
     {
         return;
     }
@@ -416,12 +493,18 @@ void ComboboxWidgetsPage::OnButtonDelete(wxCommandEvent& WXUNUSED(event))
 void ComboboxWidgetsPage::OnButtonDeleteSel(wxCommandEvent& WXUNUSED(event))
 {
     int sel = m_combobox->GetSelection();
-    if ( sel != -1 )
+    if ( sel != wxNOT_FOUND )
     {
         m_combobox->Delete(sel);
     }
 }
 
+void ComboboxWidgetsPage::OnButtonSetValue(wxCommandEvent& WXUNUSED(event))
+{
+    wxString value = m_textSetValue->GetValue();
+    m_combobox->SetValue( value );
+}
+
 void ComboboxWidgetsPage::OnButtonClear(wxCommandEvent& WXUNUSED(event))
 {
     m_combobox->Clear();
@@ -435,7 +518,7 @@ void ComboboxWidgetsPage::OnButtonInsert(wxCommandEvent& WXUNUSED(event))
     if ( !m_textInsert->IsModified() )
     {
         // update the default string
-        m_textInsert->SetValue(wxString::Format(_T("test item %u"), ++s_item));
+        m_textInsert->SetValue(wxString::Format(wxT("test item %u"), ++s_item));
     }
 
     if (m_combobox->GetSelection() >= 0)
@@ -450,7 +533,7 @@ void ComboboxWidgetsPage::OnButtonAdd(wxCommandEvent& WXUNUSED(event))
     if ( !m_textAdd->IsModified() )
     {
         // update the default string
-        m_textAdd->SetValue(wxString::Format(_T("test item %u"), ++s_item));
+        m_textAdd->SetValue(wxString::Format(wxT("test item %u"), ++s_item));
     }
 
     m_combobox->Append(s);
@@ -461,27 +544,37 @@ void ComboboxWidgetsPage::OnButtonAddMany(wxCommandEvent& WXUNUSED(event))
     // "many" means 1000 here
     for ( unsigned int n = 0; n < 1000; n++ )
     {
-        m_combobox->Append(wxString::Format(_T("item #%u"), n));
+        m_combobox->Append(wxString::Format(wxT("item #%u"), n));
     }
 }
 
+void ComboboxWidgetsPage::OnButtonSetCurrent(wxCommandEvent& WXUNUSED(event))
+{
+    long n;
+    if ( !m_textCur->GetValue().ToLong(&n) )
+        return;
+
+    m_combobox->SetSelection(n);
+}
+
 void ComboboxWidgetsPage::OnButtonAddSeveral(wxCommandEvent& WXUNUSED(event))
 {
-    m_combobox->Append(_T("First"));
-    m_combobox->Append(_T("another one"));
-    m_combobox->Append(_T("and the last (very very very very very very very very very very long) one"));
+    m_combobox->Append(wxT("First"));
+    m_combobox->Append(wxT("another one"));
+    m_combobox->Append(wxT("and the last (very very very very very very very very very very long) one"));
 }
 
-void ComboboxWidgetsPage::OnUpdateUICurText(wxUpdateUIEvent& event)
+void ComboboxWidgetsPage::OnUpdateUIInsertionPointText(wxUpdateUIEvent& event)
 {
     if (m_combobox)
-        event.SetText( wxString::Format(_T("%d"), m_combobox->GetSelection()) );
+        event.SetText( wxString::Format(wxT("%ld"), m_combobox->GetInsertionPoint()) );
 }
 
 void ComboboxWidgetsPage::OnUpdateUIResetButton(wxUpdateUIEvent& event)
 {
-    if (m_combobox)
-        event.Enable( m_chkSort->GetValue() || m_chkReadonly->GetValue() );
+    event.Enable( m_chkSort->GetValue() ||
+                    m_chkReadonly->GetValue() ||
+                        m_chkFilename->GetValue() );
 }
 
 void ComboboxWidgetsPage::OnUpdateUIInsert(wxUpdateUIEvent& event)
@@ -508,7 +601,7 @@ void ComboboxWidgetsPage::OnUpdateUIDeleteButton(wxUpdateUIEvent& event)
 void ComboboxWidgetsPage::OnUpdateUIDeleteSelButton(wxUpdateUIEvent& event)
 {
     if (m_combobox)
-        event.Enable(m_combobox->GetSelection() != -1);
+        event.Enable(m_combobox->GetSelection() != wxNOT_FOUND);
 }
 
 void ComboboxWidgetsPage::OnUpdateUIClearButton(wxUpdateUIEvent& event)
@@ -523,6 +616,14 @@ void ComboboxWidgetsPage::OnUpdateUIAddSeveral(wxUpdateUIEvent& event)
         event.Enable(!(m_combobox->GetWindowStyle() & wxCB_SORT));
 }
 
+void ComboboxWidgetsPage::OnUpdateUISetCurrent(wxUpdateUIEvent& event)
+{
+    long n;
+    event.Enable( m_textCur->GetValue().ToLong(&n) &&
+                    (n == wxNOT_FOUND ||
+                        (n >= 0 && (unsigned)n < m_combobox->GetCount())) );
+}
+
 void ComboboxWidgetsPage::OnComboText(wxCommandEvent& event)
 {
     if (!m_combobox)
@@ -531,22 +632,28 @@ void ComboboxWidgetsPage::OnComboText(wxCommandEvent& event)
     wxString s = event.GetString();
 
     wxASSERT_MSG( s == m_combobox->GetValue(),
-                  _T("event and combobox values should be the same") );
+                  wxT("event and combobox values should be the same") );
 
     if (event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER)
-        wxLogMessage(_T("Combobox enter pressed (now '%s')"), s.c_str());
+    {
+        wxLogMessage(wxT("Combobox enter pressed (now '%s')"), s.c_str());
+    }
     else
-    wxLogMessage(_T("Combobox text changed (now '%s')"), s.c_str());
+    {
+        wxLogMessage(wxT("Combobox text changed (now '%s')"), s.c_str());
+    }
 }
 
 void ComboboxWidgetsPage::OnComboBox(wxCommandEvent& event)
 {
     long sel = event.GetInt();
-    m_textDelete->SetValue(wxString::Format(_T("%ld"), sel));
+    const wxString selstr = wxString::Format(wxT("%ld"), sel);
+    m_textDelete->SetValue(selstr);
+    m_textCur->SetValue(selstr);
+
+    wxLogMessage(wxT("Combobox item %ld selected"), sel);
 
-    wxLogMessage(_T("Combobox item %ld selected"), sel);
-    
-    wxLogMessage(_T("Combobox GetValue(): %s"), m_combobox->GetValue().c_str() );
+    wxLogMessage(wxT("Combobox GetValue(): %s"), m_combobox->GetValue().c_str() );
 }
 
 void ComboboxWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& WXUNUSED(event))
@@ -554,6 +661,14 @@ void ComboboxWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& WXUNUSED(event))
     CreateCombo();
 }
 
-#endif //wxUSE_COMBOBOX
+void ComboboxWidgetsPage::OnDropdown(wxCommandEvent& WXUNUSED(event))
+{
+    wxLogMessage(wxT("Combobox dropped down"));
+}
 
-#endif
+void ComboboxWidgetsPage::OnCloseup(wxCommandEvent& WXUNUSED(event))
+{
+    wxLogMessage(wxT("Combobox closed up"));
+}
+
+#endif // wxUSE_COMBOBOX