include/wx/msw/spinctrl.h

   1 ////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/spinctrl.h
   3 // Purpose:     wxSpinCtrl class declaration for Win32
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     22.07.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Vadim Zeitlin
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_MSW_SPINCTRL_H_
  13 #define _WX_MSW_SPINCTRL_H_
  14
  15 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  16     #pragma interface "spinctrl.h"
  17 #endif
  18
  19 #include "wx/spinbutt.h"    // the base class
  20
  21 #include "wx/dynarray.h"
  22
  23 class WXDLLEXPORT wxSpinCtrl;
  24 WX_DEFINE_EXPORTED_ARRAY_PTR(wxSpinCtrl *, wxArraySpins);
  25
  26 // ----------------------------------------------------------------------------
  27 // Under Win32, wxSpinCtrl is a wxSpinButton with a buddy (as MSDN docs call
  28 // it) text window whose contents is automatically updated when the spin
  29 // control is clicked.
  30 // ----------------------------------------------------------------------------
  31
  32 class WXDLLEXPORT wxSpinCtrl : public wxSpinButton
  33 {
  34 public:
  35     wxSpinCtrl() { }
  36
  37     wxSpinCtrl(wxWindow *parent,
  38                wxWindowID id = -1,
  39                const wxString& value = wxEmptyString,
  40                const wxPoint& pos = wxDefaultPosition,
  41                const wxSize& size = wxDefaultSize,
  42                long style = wxSP_ARROW_KEYS,
  43                int min = 0, int max = 100, int initial = 0,
  44                const wxString& name = _T("wxSpinCtrl"))
  45     {
  46         Create(parent, id, value, pos, size, style, min, max, initial, name);
  47     }
  48
  49     bool Create(wxWindow *parent,
  50                 wxWindowID id = -1,
  51                 const wxString& value = wxEmptyString,
  52                 const wxPoint& pos = wxDefaultPosition,
  53                 const wxSize& size = wxDefaultSize,
  54                 long style = wxSP_ARROW_KEYS,
  55                 int min = 0, int max = 100, int initial = 0,
  56                 const wxString& name = _T("wxSpinCtrl"));
  57
  58     // a wxTextCtrl-like method (but we can't have GetValue returning wxString
  59     // because the base class already has one returning int!)
  60     void SetValue(const wxString& text);
  61
  62     // another wxTextCtrl-like method
  63     void SetSelection(long from, long to);
  64
  65     // implementation only from now on
  66     // -------------------------------
  67
  68     virtual ~wxSpinCtrl();
  69
  70     virtual void SetValue(int val) { wxSpinButton::SetValue(val); }
  71     virtual int  GetValue() const;
  72     virtual bool SetFont(const wxFont &font);
  73     virtual void SetFocus();
  74
  75     virtual bool Enable(bool enable = TRUE);
  76     virtual bool Show(bool show = TRUE);
  77
  78     // wxSpinButton doesn't accept focus, but we do
  79     virtual bool AcceptsFocus() const { return wxWindow::AcceptsFocus(); }
  80
  81     // for internal use only
  82
  83     // get the subclassed window proc of the buddy text
  84     WXFARPROC GetBuddyWndProc() const { return m_wndProcBuddy; }
  85
  86     // return the spinctrl object whose buddy is the given window or NULL
  87     static wxSpinCtrl *GetSpinForTextCtrl(WXHWND hwndBuddy);
  88
  89     // process a WM_COMMAND generated by the buddy text control
  90     bool ProcessTextCommand(WXWORD cmd, WXWORD id);
  91
  92 protected:
  93     virtual void DoGetPosition(int *x, int *y) const;
  94     virtual void DoMoveWindow(int x, int y, int width, int height);
  95     virtual wxSize DoGetBestSize() const;
  96     virtual void DoGetSize(int *width, int *height) const;
  97
  98     // the handler for wxSpinButton events
  99     void OnSpinChange(wxSpinEvent& event);
 100
 101     // Handle processing of special keys
 102     void OnChar(wxKeyEvent& event);
 103     void OnSetFocus(wxFocusEvent& event);
 104
 105     // the data for the "buddy" text ctrl
 106     WXHWND     m_hwndBuddy;
 107     WXFARPROC  m_wndProcBuddy;
 108
 109     // all existing wxSpinCtrls - this allows to find the one corresponding to
 110     // the given buddy window in GetSpinForTextCtrl()
 111     static wxArraySpins ms_allSpins;
 112
 113 private:
 114     DECLARE_DYNAMIC_CLASS(wxSpinCtrl)
 115     DECLARE_EVENT_TABLE()
 116     DECLARE_NO_COPY_CLASS(wxSpinCtrl)
 117 };
 118
 119 #endif // _WX_MSW_SPINCTRL_H_
 120
 121