added and documented wxWizard::SetPageSize()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7309 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/wizard.h

@@ -24,12 +24,12 @@ public:
              int id = -1,
              const wxString& title = wxEmptyString,
              const wxBitmap& bitmap = wxNullBitmap,
-             const wxPoint& pos = wxDefaultPosition,
-             const wxSize& size = wxDefaultSize);
+             const wxPoint& pos = wxDefaultPosition);
 
     // implement base class pure virtuals
     virtual bool RunWizard(wxWizardPage *firstPage);
     virtual wxWizardPage *GetCurrentPage() const;
+    virtual void SetPageSize(const wxSize& size);
     virtual wxSize GetPageSize() const;
 
     // implementation only from now on
@@ -39,15 +39,27 @@ public:
     bool IsRunning() const { return m_page != NULL; }
 
     // show the prev/next page, but call TransferDataFromWindow on the current
-    // page first and return FALSE without changing the page if it returns
-    // FALSE
+    // page first and return FALSE without changing the page if
+    // TransferDataFromWindow() returns FALSE - otherwise, returns TRUE
     bool ShowPage(wxWizardPage *page, bool goingForward = TRUE);
 
 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);
 
+    // the page size requested by user
+    wxSize m_sizePage;
+
+    // the dialog position from the ctor
+    wxPoint m_posWizard;
+
     // wizard dimensions
     int          m_x, m_y;      // the origin for the pages
     int          m_width,       // the size of the page itself

include/wx/wizard.h

@@ -123,8 +123,7 @@ public:
                             int id = -1,
                             const wxString& title = wxEmptyString,
                             const wxBitmap& bitmap = wxNullBitmap,
-                            const wxPoint& pos = wxDefaultPosition,
-                            const wxSize& size = wxDefaultSize);
+                            const wxPoint& pos = wxDefaultPosition);
 
     // executes the wizard starting from the given page, returns TRUE if it was
     // successfully finished, FALSE if user cancelled it
@@ -133,6 +132,11 @@ public:
     // get the current page (NULL if RunWizard() isn't running)
     virtual wxWizardPage *GetCurrentPage() const = 0;
 
+    // set the min size which should be available for the pages: a
+    // wizard will take into account the size of the bitmap (if any)
+    // itself and will never be less than some predefined fixed size
+    virtual void SetPageSize(const wxSize& size) = 0;
+
     // get the size available for the page: the wizards are not resizeable, so
     // this size doesn't change
     virtual wxSize GetPageSize() const = 0;