Added possibility of 2-step initialisation, and wxWIZARD_EX_HELPBUTTON style.

Also added & to Cancel button.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11399 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/wizard.h

@@ -20,11 +20,22 @@ class WXDLLEXPORT wxWizard : public wxWizardBase
 {
 public:
     // ctor
-    wxWizard(wxWindow *parent = NULL,
+    wxWizard() { Init(); }
+    wxWizard(wxWindow *parent,
+             int id = -1,
+             const wxString& title = wxEmptyString,
+             const wxBitmap& bitmap = wxNullBitmap,
+             const wxPoint& pos = wxDefaultPosition)
+    {
+        Init();
+        Create(parent, id, title, bitmap, pos);
+    }
+    bool Create(wxWindow *parent,
              int id = -1,
              const wxString& title = wxEmptyString,
              const wxBitmap& bitmap = wxNullBitmap,
              const wxPoint& pos = wxDefaultPosition);
+    void Init();
 
     // implement base class pure virtuals
     virtual bool RunWizard(wxWizardPage *firstPage);
@@ -43,13 +54,14 @@ public:
     // TransferDataFromWindow() returns FALSE - otherwise, returns TRUE
     bool ShowPage(wxWizardPage *page, bool goingForward = TRUE);
 
+    // do fill the dialog with controls
+    // this is app-overridable to, for example, set help and tooltip text
+    void DoCreateControls();
+
 private:
     // was the dialog really created?
     bool WasCreated() const { return m_btnPrev != NULL; }
 
-    // do fill the dialog with controls
-    void DoCreateControls();
-
     // event handlers
     void OnCancel(wxCommandEvent& event);
     void OnBackOrNext(wxCommandEvent& event);