include/wx/gtk/choice.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 #ifdef __GNUG__
  14     #pragma interface "choice.h"
  15 #endif
  16
  17 //-----------------------------------------------------------------------------
  18 // wxChoice
  19 //-----------------------------------------------------------------------------
  20
  21 class wxChoice : public wxChoiceBase
  22 {
  23 public:
  24     wxChoice();
  25     wxChoice( wxWindow *parent, wxWindowID id,
  26             const wxPoint& pos = wxDefaultPosition,
  27             const wxSize& size = wxDefaultSize,
  28             int n = 0, const wxString choices[] = (const wxString *) NULL,
  29             long style = 0,
  30             const wxValidator& validator = wxDefaultValidator,
  31             const wxString& name = wxChoiceNameStr )
  32     {
  33         m_strings = (wxSortedArrayString *)NULL;
  34
  35         Create(parent, id, pos, size, n, choices, style, validator, name);
  36     }
  37     ~wxChoice();
  38     bool Create( wxWindow *parent, wxWindowID id,
  39             const wxPoint& pos = wxDefaultPosition,
  40             const wxSize& size = wxDefaultSize,
  41             int n = 0, const wxString choices[] = (wxString *) NULL,
  42             long style = 0,
  43             const wxValidator& validator = wxDefaultValidator,
  44             const wxString& name = wxChoiceNameStr );
  45
  46     // implement base class pure virtuals
  47     void Delete(int n);
  48     void Clear();
  49
  50     int GetSelection() const;
  51     void SetSelection( int n );
  52
  53     virtual int GetCount() const;
  54     int FindString( const wxString &string ) const;
  55     wxString GetString( int n ) const;
  56
  57     // implementation
  58     wxList m_clientList;    // contains the client data for the items
  59
  60     void DisableEvents();
  61     void EnableEvents();
  62     void AppendCommon( const wxString &item );
  63     void ApplyWidgetStyle();
  64
  65 protected:
  66     virtual int DoAppend(const wxString& item);
  67
  68     virtual void DoSetClientData( int n, void* clientData );
  69     virtual void* DoGetClientData( int n ) const;
  70     virtual void DoSetClientObject( int n, wxClientData* clientData );
  71     virtual wxClientData* DoGetClientObject( int n ) const;
  72
  73     // the above virtuals hide these virtuals in wxChoiceBase
  74     virtual void DoSetClientData(void* clientData )
  75         { wxWindowBase::DoSetClientData(clientData); };
  76     virtual void* DoGetClientData() const
  77         { return(wxWindowBase::DoGetClientData()); };
  78     virtual void DoSetClientObject( wxClientData* clientData )
  79         { wxWindowBase::DoSetClientObject(clientData); };
  80     virtual wxClientData* DoGetClientObject() const
  81         { return(wxWindowBase::DoGetClientObject()); };
  82
  83 private:
  84     // common part of Create() and DoAppend()
  85     size_t AppendHelper(GtkWidget *menu, const wxString& item);
  86
  87     // this array is only used for controls with wxCB_SORT style, so only
  88     // allocate it if it's needed (hence using pointer)
  89     wxSortedArrayString *m_strings;
  90
  91     DECLARE_DYNAMIC_CLASS(wxChoice)
  92 };
  93
  94
  95 #endif // __GTKCHOICEH__