| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/persist/bookctrl.h |
| 3 | // Purpose: persistence support for wxBookCtrl |
| 4 | // Author: Vadim Zeitlin |
| 5 | // Created: 2009-01-19 |
| 6 | // RCS-ID: $Id$ |
| 7 | // Copyright: (c) 2009 Vadim Zeitlin <vadim@wxwidgets.org> |
| 8 | // Licence: wxWindows licence |
| 9 | /////////////////////////////////////////////////////////////////////////////// |
| 10 | |
| 11 | #ifndef _WX_PERSIST_BOOKCTRL_H_ |
| 12 | #define _WX_PERSIST_BOOKCTRL_H_ |
| 13 | |
| 14 | #include "wx/persist/window.h" |
| 15 | |
| 16 | #include "wx/bookctrl.h" |
| 17 | |
| 18 | // ---------------------------------------------------------------------------- |
| 19 | // string constants used by wxPersistentBookCtrl |
| 20 | // ---------------------------------------------------------------------------- |
| 21 | |
| 22 | #define wxPERSIST_BOOK_KIND "Book" |
| 23 | |
| 24 | #define wxPERSIST_BOOK_SELECTION "Selection" |
| 25 | |
| 26 | // ---------------------------------------------------------------------------- |
| 27 | // wxPersistentBookCtrl: supports saving/restoring book control selection |
| 28 | // ---------------------------------------------------------------------------- |
| 29 | |
| 30 | class wxPersistentBookCtrl : public wxPersistentWindow<wxBookCtrlBase> |
| 31 | { |
| 32 | public: |
| 33 | wxPersistentBookCtrl(wxBookCtrlBase *book) |
| 34 | : wxPersistentWindow<wxBookCtrlBase>(book) |
| 35 | { |
| 36 | } |
| 37 | |
| 38 | virtual void Save() const |
| 39 | { |
| 40 | SaveValue(wxPERSIST_BOOK_SELECTION, Get()->GetSelection()); |
| 41 | } |
| 42 | |
| 43 | virtual bool Restore() |
| 44 | { |
| 45 | long sel; |
| 46 | if ( RestoreValue(wxPERSIST_BOOK_SELECTION, &sel) ) |
| 47 | { |
| 48 | wxBookCtrlBase * const book = Get(); |
| 49 | if ( sel >= 0 && (unsigned)sel < book->GetPageCount() ) |
| 50 | { |
| 51 | book->SetSelection(sel); |
| 52 | return true; |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | return false; |
| 57 | } |
| 58 | |
| 59 | virtual wxString GetKind() const { return wxPERSIST_BOOK_KIND; } |
| 60 | }; |
| 61 | |
| 62 | inline wxPersistentObject *wxCreatePersistentObject(wxBookCtrlBase *book) |
| 63 | { |
| 64 | return new wxPersistentBookCtrl(book); |
| 65 | } |
| 66 | |
| 67 | #endif // _WX_PERSIST_BOOKCTRL_H_ |