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_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     wxListBox(wxWindow *parent, wxWindowID id,
  57             const wxPoint& pos,
  58             const wxSize& size,
  59             const wxArrayString& choices,
  60             long style = 0,
  61             const wxValidator& validator = wxDefaultValidator,
  62             const wxString& name = wxListBoxNameStr)
  63     {
  64         Create(parent, id, pos, size, choices, style, validator, name);
  65     }
  66
  67     bool Create(wxWindow *parent, wxWindowID id,
  68                 const wxPoint& pos = wxDefaultPosition,
  69                 const wxSize& size = wxDefaultSize,
  70                 int n = 0, const wxString choices[] = NULL,
  71                 long style = 0,
  72                 const wxValidator& validator = wxDefaultValidator,
  73                 const wxString& name = wxListBoxNameStr);
  74     bool Create(wxWindow *parent, wxWindowID id,
  75                 const wxPoint& pos,
  76                 const wxSize& size,
  77                 const wxArrayString& choices,
  78                 long style = 0,
  79                 const wxValidator& validator = wxDefaultValidator,
  80                 const wxString& name = wxListBoxNameStr);
  81
  82     virtual ~wxListBox();
  83
  84     // implement base class pure virtuals
  85     virtual void Clear();
  86     virtual void Delete(int n);
  87
  88     virtual int GetCount() const;
  89     virtual wxString GetString(int n) const;
  90     virtual void SetString(int n, const wxString& s);
  91     virtual int FindString(const wxString& s) const;
  92
  93     virtual bool IsSelected(int n) const;
  94     virtual void SetSelection(int n, bool select = TRUE);
  95     virtual int GetSelection() const;
  96     virtual int GetSelections(wxArrayInt& aSelections) const;
  97
  98     virtual int DoAppend(const wxString& item);
  99     virtual void DoInsertItems(const wxArrayString& items, int pos);
 100     virtual void DoSetItems(const wxArrayString& items, void **clientData);
 101
 102     virtual void DoSetFirstItem(int n);
 103
 104     virtual void DoSetItemClientData(int n, void* clientData);
 105     virtual void* DoGetItemClientData(int n) const;
 106     virtual void DoSetItemClientObject(int n, wxClientData* clientData);
 107     virtual wxClientData* DoGetItemClientObject(int n) const;
 108
 109     // wxCheckListBox support
 110 #if wxUSE_OWNER_DRAWN
 111     bool MSWOnMeasure(WXMEASUREITEMSTRUCT *item);
 112     bool MSWOnDraw(WXDRAWITEMSTRUCT *item);
 113
 114     // plug-in for derived classes
 115     virtual wxOwnerDrawn *CreateLboxItem(size_t n);
 116
 117     // allows to get the item and use SetXXX functions to set it's appearance
 118     wxOwnerDrawn *GetItem(size_t n) const { return m_aItems[n]; }
 119
 120     // get the index of the given item
 121     int GetItemIndex(wxOwnerDrawn *item) const { return m_aItems.Index(item); }
 122 #endif // wxUSE_OWNER_DRAWN
 123
 124     // Windows-specific code to set the horizontal extent of the listbox, if
 125     // necessary. If s is non-NULL, it's used to calculate the horizontal
 126     // extent. Otherwise, all strings are used.
 127     virtual void SetHorizontalExtent(const wxString& s = wxEmptyString);
 128
 129     // Windows callbacks
 130     bool MSWCommand(WXUINT param, WXWORD id);
 131
 132     virtual wxVisualAttributes GetDefaultAttributes() const
 133     {
 134         return GetClassDefaultAttributes(GetWindowVariant());
 135     }
 136
 137     static wxVisualAttributes
 138     GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL)
 139     {
 140         return GetCompositeControlsDefaultAttributes(variant);
 141     }
 142
 143 protected:
 144     WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
 145
 146     // free memory (common part of Clear() and dtor)
 147     void Free();
 148
 149     int m_noItems;
 150     int m_selected;
 151
 152     virtual wxSize DoGetBestSize() const;
 153
 154 #if wxUSE_OWNER_DRAWN
 155     // control items
 156     wxListBoxItemsArray m_aItems;
 157 #endif
 158
 159 private:
 160     DECLARE_DYNAMIC_CLASS_NO_COPY(wxListBox)
 161 };
 162
 163 #endif // wxUSE_LISTBOX
 164
 165 #endif
 166     // _WX_LISTBOX_H_