include/wx/msw/listbox.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/listbox.h
   3 // Purpose:     wxListBox class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_LISTBOX_H_
  13 #define _WX_LISTBOX_H_
  14
  15 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  16     #pragma interface "listbox.h"
  17 #endif
  18
  19 #if wxUSE_LISTBOX
  20
  21 // ----------------------------------------------------------------------------
  22 // simple types
  23 // ----------------------------------------------------------------------------
  24
  25 #if wxUSE_OWNER_DRAWN
  26   class WXDLLEXPORT wxOwnerDrawn;
  27
  28   // define the array of list box items
  29   #include  "wx/dynarray.h"
  30
  31   WX_DEFINE_EXPORTED_ARRAY_NO_PTR(wxOwnerDrawn *, wxListBoxItemsArray);
  32 #endif // wxUSE_OWNER_DRAWN
  33
  34 // forward decl for GetSelections()
  35 class wxArrayInt;
  36
  37 // ----------------------------------------------------------------------------
  38 // List box control
  39 // ----------------------------------------------------------------------------
  40
  41 class WXDLLEXPORT wxListBox : public wxListBoxBase
  42 {
  43 public:
  44     // ctors and such
  45     wxListBox();
  46     wxListBox(wxWindow *parent, wxWindowID id,
  47             const wxPoint& pos = wxDefaultPosition,
  48             const wxSize& size = wxDefaultSize,
  49             int n = 0, const wxString choices[] = NULL,
  50             long style = 0,
  51             const wxValidator& validator = wxDefaultValidator,
  52             const wxString& name = wxListBoxNameStr)
  53     {
  54         Create(parent, id, pos, size, n, choices, style, validator, name);
  55     }
  56
  57     bool Create(wxWindow *parent, wxWindowID id,
  58                 const wxPoint& pos = wxDefaultPosition,
  59                 const wxSize& size = wxDefaultSize,
  60                 int n = 0, const wxString choices[] = NULL,
  61                 long style = 0,
  62                 const wxValidator& validator = wxDefaultValidator,
  63                 const wxString& name = wxListBoxNameStr);
  64
  65     virtual ~wxListBox();
  66
  67     // implement base class pure virtuals
  68     virtual void Clear();
  69     virtual void Delete(int n);
  70
  71     virtual int GetCount() const;
  72     virtual wxString GetString(int n) const;
  73     virtual void SetString(int n, const wxString& s);
  74     virtual int FindString(const wxString& s) const;
  75
  76     virtual bool IsSelected(int n) const;
  77     virtual void SetSelection(int n, bool select = TRUE);
  78     virtual int GetSelection() const;
  79     virtual int GetSelections(wxArrayInt& aSelections) const;
  80
  81     virtual int DoAppend(const wxString& item);
  82     virtual void DoInsertItems(const wxArrayString& items, int pos);
  83     virtual void DoSetItems(const wxArrayString& items, void **clientData);
  84
  85     virtual void DoSetFirstItem(int n);
  86
  87     virtual void DoSetItemClientData(int n, void* clientData);
  88     virtual void* DoGetItemClientData(int n) const;
  89     virtual void DoSetItemClientObject(int n, wxClientData* clientData);
  90     virtual wxClientData* DoGetItemClientObject(int n) const;
  91
  92     // wxCheckListBox support
  93 #if wxUSE_OWNER_DRAWN
  94     bool MSWOnMeasure(WXMEASUREITEMSTRUCT *item);
  95     bool MSWOnDraw(WXDRAWITEMSTRUCT *item);
  96
  97     // plug-in for derived classes
  98     virtual wxOwnerDrawn *CreateLboxItem(size_t n);
  99
 100     // allows to get the item and use SetXXX functions to set it's appearance
 101     wxOwnerDrawn *GetItem(size_t n) const { return m_aItems[n]; }
 102
 103     // get the index of the given item
 104     int GetItemIndex(wxOwnerDrawn *item) const { return m_aItems.Index(item); }
 105 #endif // wxUSE_OWNER_DRAWN
 106
 107     // Windows-specific code to set the horizontal extent of the listbox, if
 108     // necessary. If s is non-NULL, it's used to calculate the horizontal
 109     // extent. Otherwise, all strings are used.
 110     virtual void SetHorizontalExtent(const wxString& s = wxEmptyString);
 111
 112     // Windows callbacks
 113     bool MSWCommand(WXUINT param, WXWORD id);
 114
 115     virtual void SetupColours();
 116
 117 protected:
 118     // free memory (common part of Clear() and dtor)
 119     void Free();
 120
 121     int m_noItems;
 122     int m_selected;
 123
 124     virtual wxSize DoGetBestSize() const;
 125
 126 #if wxUSE_OWNER_DRAWN
 127     // control items
 128     wxListBoxItemsArray m_aItems;
 129 #endif
 130
 131 private:
 132     DECLARE_DYNAMIC_CLASS_NO_COPY(wxListBox)
 133 };
 134
 135 #endif // wxUSE_LISTBOX
 136
 137 #endif
 138     // _WX_LISTBOX_H_