include/wx/msw/combobox.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/combobox.h
   3 // Purpose:     wxComboBox 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_COMBOBOX_H_
  13 #define _WX_COMBOBOX_H_
  14
  15 #include "wx/choice.h"
  16
  17 #if wxUSE_COMBOBOX
  18
  19 // ----------------------------------------------------------------------------
  20 // Combobox control
  21 // ----------------------------------------------------------------------------
  22
  23 class WXDLLEXPORT wxComboBox: public wxChoice
  24 {
  25 public:
  26     wxComboBox() { Init(); }
  27
  28     wxComboBox(wxWindow *parent, wxWindowID id,
  29             const wxString& value = wxEmptyString,
  30             const wxPoint& pos = wxDefaultPosition,
  31             const wxSize& size = wxDefaultSize,
  32             int n = 0, const wxString choices[] = NULL,
  33             long style = 0,
  34             const wxValidator& validator = wxDefaultValidator,
  35             const wxString& name = wxComboBoxNameStr)
  36     {
  37         Init();
  38
  39         Create(parent, id, value, pos, size, n, choices, style, validator, name);
  40     }
  41     wxComboBox(wxWindow *parent, wxWindowID id,
  42             const wxString& value,
  43             const wxPoint& pos,
  44             const wxSize& size,
  45             const wxArrayString& choices,
  46             long style = 0,
  47             const wxValidator& validator = wxDefaultValidator,
  48             const wxString& name = wxComboBoxNameStr)
  49     {
  50         Init();
  51
  52         Create(parent, id, value, pos, size, choices, style, validator, name);
  53     }
  54
  55     bool Create(wxWindow *parent,
  56                 wxWindowID id,
  57                 const wxString& value = wxEmptyString,
  58                 const wxPoint& pos = wxDefaultPosition,
  59                 const wxSize& size = wxDefaultSize,
  60                 int n = 0,
  61                 const wxString choices[] = NULL,
  62                 long style = 0,
  63                 const wxValidator& validator = wxDefaultValidator,
  64                 const wxString& name = wxComboBoxNameStr);
  65     bool Create(wxWindow *parent,
  66                 wxWindowID id,
  67                 const wxString& value,
  68                 const wxPoint& pos,
  69                 const wxSize& size,
  70                 const wxArrayString& choices,
  71                 long style = 0,
  72                 const wxValidator& validator = wxDefaultValidator,
  73                 const wxString& name = wxComboBoxNameStr);
  74
  75     // List functions: see wxChoice
  76
  77     // Text field functions
  78     wxString GetValue() const { return m_value; }
  79     virtual void SetValue(const wxString& value);
  80
  81     // Clipboard operations
  82     virtual void Copy();
  83     virtual void Cut();
  84     virtual void Paste();
  85     virtual bool CanCopy() const;
  86     virtual bool CanCut() const;
  87     virtual bool CanPaste() const;
  88     virtual void SetInsertionPoint(long pos);
  89     virtual void SetInsertionPointEnd();
  90     virtual long GetInsertionPoint() const;
  91     virtual wxTextPos GetLastPosition() const;
  92     virtual void Replace(long from, long to, const wxString& value);
  93     virtual void Remove(long from, long to);
  94     virtual void SetSelection(int n) { wxChoice::SetSelection(n); }
  95     virtual void SetSelection(long from, long to);
  96     virtual int GetSelection() const;
  97     virtual void GetSelection(long* from, long* to) const;
  98     virtual void SetEditable(bool editable);
  99     virtual void Clear() { wxChoice::Clear(); m_selectionOld = -1; }
 100
 101     virtual void Undo() ;
 102     virtual void Redo() ;
 103     virtual bool CanUndo() const;
 104     virtual bool CanRedo() const;
 105     virtual void SelectAll();
 106     virtual bool IsEditable() const ;
 107     virtual bool HasSelection() const;
 108
 109     // implementation only from now on
 110     virtual bool MSWCommand(WXUINT param, WXWORD id);
 111     bool MSWProcessEditMsg(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam);
 112     virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
 113
 114     WXHWND GetEditHWND() const;
 115
 116     // Standard event handling
 117     void OnCut(wxCommandEvent& event);
 118     void OnCopy(wxCommandEvent& event);
 119     void OnPaste(wxCommandEvent& event);
 120     void OnUndo(wxCommandEvent& event);
 121     void OnRedo(wxCommandEvent& event);
 122     void OnDelete(wxCommandEvent& event);
 123     void OnSelectAll(wxCommandEvent& event);
 124
 125     void OnUpdateCut(wxUpdateUIEvent& event);
 126     void OnUpdateCopy(wxUpdateUIEvent& event);
 127     void OnUpdatePaste(wxUpdateUIEvent& event);
 128     void OnUpdateUndo(wxUpdateUIEvent& event);
 129     void OnUpdateRedo(wxUpdateUIEvent& event);
 130     void OnUpdateDelete(wxUpdateUIEvent& event);
 131     void OnUpdateSelectAll(wxUpdateUIEvent& event);
 132
 133 protected:
 134     virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
 135
 136     // common part of all ctors
 137     void Init() { m_selectionOld = -1; }
 138
 139
 140     // the previous selection (see MSWCommand() to see why it is needed)
 141     int m_selectionOld;
 142
 143     // the current selection (also see MSWCommand())
 144     wxString m_value;
 145
 146 private:
 147     DECLARE_DYNAMIC_CLASS_NO_COPY(wxComboBox)
 148     DECLARE_EVENT_TABLE()
 149 };
 150
 151 #endif // wxUSE_COMBOBOX
 152 #endif
 153     // _WX_COMBOBOX_H_