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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  16     #pragma interface "combobox.h"
  17 #endif
  18
  19 #include "wx/choice.h"
  20
  21 #if wxUSE_COMBOBOX
  22
  23 // ----------------------------------------------------------------------------
  24 // Combobox control
  25 // ----------------------------------------------------------------------------
  26
  27 class WXDLLEXPORT wxComboBox: public wxChoice
  28 {
  29 public:
  30     wxComboBox() { Init(); }
  31
  32     wxComboBox(wxWindow *parent, wxWindowID id,
  33             const wxString& value = wxEmptyString,
  34             const wxPoint& pos = wxDefaultPosition,
  35             const wxSize& size = wxDefaultSize,
  36             int n = 0, const wxString choices[] = NULL,
  37             long style = 0,
  38             const wxValidator& validator = wxDefaultValidator,
  39             const wxString& name = wxComboBoxNameStr)
  40     {
  41         Init();
  42
  43         Create(parent, id, value, pos, size, n, choices, style, validator, name);
  44     }
  45     wxComboBox(wxWindow *parent, wxWindowID id,
  46             const wxString& value,
  47             const wxPoint& pos,
  48             const wxSize& size,
  49             const wxArrayString& choices,
  50             long style = 0,
  51             const wxValidator& validator = wxDefaultValidator,
  52             const wxString& name = wxComboBoxNameStr)
  53     {
  54         Init();
  55
  56         Create(parent, id, value, pos, size, choices, style, validator, name);
  57     }
  58
  59     bool Create(wxWindow *parent,
  60                 wxWindowID id,
  61                 const wxString& value = wxEmptyString,
  62                 const wxPoint& pos = wxDefaultPosition,
  63                 const wxSize& size = wxDefaultSize,
  64                 int n = 0,
  65                 const wxString choices[] = NULL,
  66                 long style = 0,
  67                 const wxValidator& validator = wxDefaultValidator,
  68                 const wxString& name = wxComboBoxNameStr);
  69     bool Create(wxWindow *parent,
  70                 wxWindowID id,
  71                 const wxString& value,
  72                 const wxPoint& pos,
  73                 const wxSize& size,
  74                 const wxArrayString& choices,
  75                 long style = 0,
  76                 const wxValidator& validator = wxDefaultValidator,
  77                 const wxString& name = wxComboBoxNameStr);
  78
  79     // List functions: see wxChoice
  80
  81     // Text field functions
  82     wxString GetValue() const { return m_value; }
  83     virtual void SetValue(const wxString& value);
  84
  85     // Clipboard operations
  86     virtual void Copy();
  87     virtual void Cut();
  88     virtual void Paste();
  89     virtual bool CanCopy() const;
  90     virtual bool CanCut() const;
  91     virtual bool CanPaste() const;
  92     virtual void SetInsertionPoint(long pos);
  93     virtual void SetInsertionPointEnd();
  94     virtual long GetInsertionPoint() const;
  95     virtual wxTextPos GetLastPosition() const;
  96     virtual void Replace(long from, long to, const wxString& value);
  97     virtual void Remove(long from, long to);
  98     virtual void SetSelection(int n) { wxChoice::SetSelection(n); }
  99     virtual void SetSelection(long from, long to);
 100     virtual int GetSelection() const;
 101     virtual void GetSelection(long* from, long* to) const;
 102     virtual void SetEditable(bool editable);
 103     virtual void Clear() { wxChoice::Clear(); m_selectionOld = -1; }
 104
 105     virtual void Undo() ;
 106     virtual void Redo() ;
 107     virtual bool CanUndo() const;
 108     virtual bool CanRedo() const;
 109     virtual void SelectAll();
 110     virtual bool IsEditable() const ;
 111     virtual bool HasSelection() const;
 112
 113     // implementation only from now on
 114     virtual bool MSWCommand(WXUINT param, WXWORD id);
 115     bool MSWProcessEditMsg(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam);
 116     virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
 117
 118     WXHWND GetEditHWND() const;
 119
 120     // Standard event handling
 121     void OnCut(wxCommandEvent& event);
 122     void OnCopy(wxCommandEvent& event);
 123     void OnPaste(wxCommandEvent& event);
 124     void OnUndo(wxCommandEvent& event);
 125     void OnRedo(wxCommandEvent& event);
 126     void OnDelete(wxCommandEvent& event);
 127     void OnSelectAll(wxCommandEvent& event);
 128
 129     void OnUpdateCut(wxUpdateUIEvent& event);
 130     void OnUpdateCopy(wxUpdateUIEvent& event);
 131     void OnUpdatePaste(wxUpdateUIEvent& event);
 132     void OnUpdateUndo(wxUpdateUIEvent& event);
 133     void OnUpdateRedo(wxUpdateUIEvent& event);
 134     void OnUpdateDelete(wxUpdateUIEvent& event);
 135     void OnUpdateSelectAll(wxUpdateUIEvent& event);
 136
 137 protected:
 138     virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
 139     virtual void DoSetSize(int x, int y,
 140                            int width, int height,
 141                            int sizeFlags = wxSIZE_AUTO);
 142
 143     // common part of all ctors
 144     void Init() { m_selectionOld = -1; }
 145
 146
 147     // the previous selection (see MSWCommand() to see why it is needed)
 148     int m_selectionOld;
 149
 150     // the current selection (also see MSWCommand())
 151     wxString m_value;
 152
 153 private:
 154     DECLARE_DYNAMIC_CLASS_NO_COPY(wxComboBox)
 155     DECLARE_EVENT_TABLE()
 156 };
 157
 158 #endif // wxUSE_COMBOBOX
 159 #endif
 160     // _WX_COMBOBOX_H_