| | 1 | /////////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: wx/persist/splitter.h |
| | 3 | // Purpose: Persistence support for wxSplitterWindow. |
| | 4 | // Author: Vadim Zeitlin |
| | 5 | // Created: 2011-08-31 |
| | 6 | // Copyright: (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org> |
| | 7 | // Licence: wxWindows licence |
| | 8 | /////////////////////////////////////////////////////////////////////////////// |
| | 9 | |
| | 10 | #ifndef _WX_PERSIST_SPLITTER_H_ |
| | 11 | #define _WX_PERSIST_SPLITTER_H_ |
| | 12 | |
| | 13 | #include "wx/persist/window.h" |
| | 14 | |
| | 15 | #include "wx/splitter.h" |
| | 16 | |
| | 17 | // ---------------------------------------------------------------------------- |
| | 18 | // string constants used by wxPersistentSplitter |
| | 19 | // ---------------------------------------------------------------------------- |
| | 20 | |
| | 21 | #define wxPERSIST_SPLITTER_KIND "Splitter" |
| | 22 | |
| | 23 | // Special position value of -1 means the splitter is not split at all. |
| | 24 | #define wxPERSIST_SPLITTER_POSITION "Position" |
| | 25 | |
| | 26 | // ---------------------------------------------------------------------------- |
| | 27 | // wxPersistentSplitter: supports saving/restoring splitter position |
| | 28 | // ---------------------------------------------------------------------------- |
| | 29 | |
| | 30 | class wxPersistentSplitter : public wxPersistentWindow<wxSplitterWindow> |
| | 31 | { |
| | 32 | public: |
| | 33 | wxPersistentSplitter(wxSplitterWindow* splitter) |
| | 34 | : wxPersistentWindow<wxSplitterWindow>(splitter) |
| | 35 | { |
| | 36 | } |
| | 37 | |
| | 38 | virtual void Save() const |
| | 39 | { |
| | 40 | wxSplitterWindow* const splitter = Get(); |
| | 41 | |
| | 42 | int pos = splitter->IsSplit() ? splitter->GetSashPosition() : -1; |
| | 43 | SaveValue(wxPERSIST_SPLITTER_POSITION, pos); |
| | 44 | } |
| | 45 | |
| | 46 | virtual bool Restore() |
| | 47 | { |
| | 48 | int pos; |
| | 49 | if ( !RestoreValue(wxPERSIST_SPLITTER_POSITION, &pos) ) |
| | 50 | return false; |
| | 51 | |
| | 52 | if ( pos == -1 ) |
| | 53 | Get()->Unsplit(); |
| | 54 | else |
| | 55 | Get()->SetSashPosition(pos); |
| | 56 | |
| | 57 | return true; |
| | 58 | } |
| | 59 | |
| | 60 | virtual wxString GetKind() const { return wxPERSIST_SPLITTER_KIND; } |
| | 61 | }; |
| | 62 | |
| | 63 | inline wxPersistentObject *wxCreatePersistentObject(wxSplitterWindow* splitter) |
| | 64 | { |
| | 65 | return new wxPersistentSplitter(splitter); |
| | 66 | } |
| | 67 | |
| | 68 | #endif // _WX_PERSIST_SPLITTER_H_ |
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