include/wx/gtk/choice.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/choice.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef __GTKCHOICEH__
  11 #define __GTKCHOICEH__
  12
  13 class WXDLLIMPEXP_BASE wxSortedArrayString;
  14 class WXDLLIMPEXP_BASE wxArrayString;
  15
  16 //-----------------------------------------------------------------------------
  17 // wxChoice
  18 //-----------------------------------------------------------------------------
  19
  20 class WXDLLIMPEXP_CORE wxChoice : public wxChoiceBase
  21 {
  22 public:
  23     wxChoice();
  24     wxChoice( wxWindow *parent, wxWindowID id,
  25             const wxPoint& pos = wxDefaultPosition,
  26             const wxSize& size = wxDefaultSize,
  27             int n = 0, const wxString choices[] = (const wxString *) NULL,
  28             long style = 0,
  29             const wxValidator& validator = wxDefaultValidator,
  30             const wxString& name = wxChoiceNameStr )
  31     {
  32         m_strings = (wxSortedArrayString *)NULL;
  33
  34         Create(parent, id, pos, size, n, choices, style, validator, name);
  35     }
  36     wxChoice( wxWindow *parent, wxWindowID id,
  37             const wxPoint& pos,
  38             const wxSize& size,
  39             const wxArrayString& choices,
  40             long style = 0,
  41             const wxValidator& validator = wxDefaultValidator,
  42             const wxString& name = wxChoiceNameStr )
  43     {
  44         m_strings = (wxSortedArrayString *)NULL;
  45
  46         Create(parent, id, pos, size, choices, style, validator, name);
  47     }
  48     virtual ~wxChoice();
  49     bool Create( wxWindow *parent, wxWindowID id,
  50             const wxPoint& pos = wxDefaultPosition,
  51             const wxSize& size = wxDefaultSize,
  52             int n = 0, const wxString choices[] = (wxString *) NULL,
  53             long style = 0,
  54             const wxValidator& validator = wxDefaultValidator,
  55             const wxString& name = wxChoiceNameStr );
  56     bool Create( 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 = wxChoiceNameStr );
  63
  64     // implement base class pure virtuals
  65     void Delete(unsigned int n);
  66     void Clear();
  67
  68     int GetSelection() const;
  69     int GetCurrentSelection() const { return GetSelection(); }
  70     void SetSelection(int n);
  71
  72     virtual unsigned int GetCount() const;
  73     virtual int FindString(const wxString& s, bool bCase = false) const;
  74     virtual wxString GetString(unsigned int n) const;
  75     virtual void SetString(unsigned int n, const wxString& string);
  76
  77     static wxVisualAttributes
  78     GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
  79
  80 protected:
  81     wxList m_clientList;    // contains the client data for the items
  82
  83     virtual wxSize DoGetBestSize() const;
  84     virtual void DoApplyWidgetStyle(GtkRcStyle *style);
  85     virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const;
  86
  87     virtual int DoAppend(const wxString& item);
  88     virtual int DoInsert(const wxString& item, unsigned int pos);
  89
  90     virtual void DoSetItemClientData(unsigned int n, void* clientData);
  91     virtual void* DoGetItemClientData(unsigned int n) const;
  92     virtual void DoSetItemClientObject(unsigned int n, wxClientData* clientData);
  93     virtual wxClientData* DoGetItemClientObject(unsigned int n) const;
  94
  95 private:
  96     // common part of Create() and DoAppend()
  97     int GtkAddHelper(GtkWidget *menu, unsigned int pos, const wxString& item);
  98
  99     // this array is only used for controls with wxCB_SORT style, so only
 100     // allocate it if it's needed (hence using pointer)
 101     wxSortedArrayString *m_strings;
 102
 103 public:
 104     // this circumvents a GTK+ 2.0 bug so that the selection is
 105     // invalidated properly
 106     int m_selection_hack;
 107
 108 private:
 109     DECLARE_DYNAMIC_CLASS(wxChoice)
 110 };
 111
 112
 113 #endif // __GTKCHOICEH__