include/wx/msw/checklst.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/checklst.h
   3 // Purpose:     wxCheckListBox class - a listbox with checkable items
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     16.11.97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef   __CHECKLST__H_
  13 #define   __CHECKLST__H_
  14
  15 #if !wxUSE_OWNER_DRAWN
  16   #error  "wxCheckListBox class requires owner-drawn functionality."
  17 #endif
  18
  19 class WXDLLEXPORT wxOwnerDrawn;
  20 class WXDLLEXPORT wxCheckListBoxItem; // fwd decl, defined in checklst.cpp
  21
  22 class WXDLLEXPORT wxCheckListBox : public wxCheckListBoxBase
  23 {
  24 public:
  25   // ctors
  26   wxCheckListBox();
  27   wxCheckListBox(wxWindow *parent, wxWindowID id,
  28                  const wxPoint& pos = wxDefaultPosition,
  29                  const wxSize& size = wxDefaultSize,
  30                  int nStrings = 0,
  31                  const wxString choices[] = NULL,
  32                  long style = 0,
  33                  const wxValidator& validator = wxDefaultValidator,
  34                  const wxString& name = wxListBoxNameStr);
  35   wxCheckListBox(wxWindow *parent, wxWindowID id,
  36                  const wxPoint& pos,
  37                  const wxSize& size,
  38                  const wxArrayString& choices,
  39                  long style = 0,
  40                  const wxValidator& validator = wxDefaultValidator,
  41                  const wxString& name = wxListBoxNameStr);
  42
  43   bool Create(wxWindow *parent, wxWindowID id,
  44                 const wxPoint& pos = wxDefaultPosition,
  45                 const wxSize& size = wxDefaultSize,
  46                 int n = 0, const wxString choices[] = NULL,
  47                 long style = 0,
  48                 const wxValidator& validator = wxDefaultValidator,
  49                 const wxString& name = wxListBoxNameStr);
  50   bool Create(wxWindow *parent, wxWindowID id,
  51                 const wxPoint& pos,
  52                 const wxSize& size,
  53                 const wxArrayString& choices,
  54                 long style = 0,
  55                 const wxValidator& validator = wxDefaultValidator,
  56                 const wxString& name = wxListBoxNameStr);
  57
  58   // override base class virtuals
  59   virtual void Delete(unsigned int n);
  60
  61   virtual bool SetFont( const wxFont &font );
  62
  63   // items may be checked
  64   virtual bool IsChecked(unsigned int uiIndex) const;
  65   virtual void Check(unsigned int uiIndex, bool bCheck = true);
  66
  67   // return the index of the item at this position or wxNOT_FOUND
  68   int HitTest(const wxPoint& pt) const { return DoHitTestItem(pt.x, pt.y); }
  69   int HitTest(wxCoord x, wxCoord y) const { return DoHitTestItem(x, y); }
  70
  71   // accessors
  72   size_t GetItemHeight() const { return m_nItemHeight; }
  73
  74   // we create our items ourselves and they have non-standard size,
  75   // so we need to override these functions
  76   virtual wxOwnerDrawn *CreateLboxItem(size_t n);
  77   virtual bool          MSWOnMeasure(WXMEASUREITEMSTRUCT *item);
  78
  79 protected:
  80   // this can't be called DoHitTest() because wxWindow already has this method
  81   int DoHitTestItem(wxCoord x, wxCoord y) const;
  82
  83   // pressing space or clicking the check box toggles the item
  84   void OnKeyDown(wxKeyEvent& event);
  85   void OnLeftClick(wxMouseEvent& event);
  86
  87   wxSize DoGetBestSize() const;
  88
  89 private:
  90   size_t    m_nItemHeight;  // height of checklistbox items (the same for all)
  91
  92   DECLARE_EVENT_TABLE()
  93   DECLARE_DYNAMIC_CLASS_NO_COPY(wxCheckListBox)
  94 };
  95
  96 #endif    //_CHECKLST_H