include/wx/msw/checklst.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 #ifdef __GNUG__
  16 #pragma interface "checklst.h"
  17 #endif
  18
  19 // No!
  20 // typedef   unsigned int  size_t;
  21 #include <stddef.h>
  22
  23 #if !wxUSE_OWNER_DRAWN
  24   #error  "wxCheckListBox class requires owner-drawn functionality."
  25 #endif
  26
  27 class wxCheckListBoxItem; // fwd decl, define in checklst.cpp
  28
  29 class WXDLLEXPORT wxCheckListBox : public wxListBox
  30 {
  31   DECLARE_DYNAMIC_CLASS(wxCheckListBox)
  32 public:
  33   // ctors
  34   wxCheckListBox();
  35   wxCheckListBox(wxWindow *parent, wxWindowID id,
  36                  const wxPoint& pos = wxDefaultPosition,
  37                  const wxSize& size = wxDefaultSize,
  38                  int nStrings = 0,
  39                  const wxString choices[] = NULL,
  40                  long style = 0,
  41                  const wxValidator& validator = wxDefaultValidator,
  42                  const wxString& name = wxListBoxNameStr);
  43
  44   // override base class virtuals
  45   virtual void Delete(int n);
  46   virtual void InsertItems(int nItems, const wxString items[], int pos);
  47
  48   virtual bool SetFont( const wxFont &font );
  49
  50   // items may be checked
  51   bool IsChecked(size_t uiIndex) const;
  52   void Check(size_t uiIndex, bool bCheck = TRUE);
  53
  54   // accessors
  55   size_t GetItemHeight() const { return m_nItemHeight; }
  56
  57 protected:
  58   // we create our items ourselves and they have non-standard size,
  59   // so we need to override these functions
  60   virtual wxOwnerDrawn *CreateItem(size_t n);
  61   virtual bool          MSWOnMeasure(WXMEASUREITEMSTRUCT *item);
  62
  63   // pressing space or clicking the check box toggles the item
  64   void OnChar(wxKeyEvent& event);
  65   void OnLeftClick(wxMouseEvent& event);
  66
  67 private:
  68   size_t    m_nItemHeight;  // height of checklistbox items (the same for all)
  69
  70   DECLARE_EVENT_TABLE()
  71 };
  72
  73 #endif    //_CHECKLST_H