include/wx/os2/control.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/os2/control.h
   3 // Purpose:     wxControl class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     09/17/99
   7 // Copyright:   (c) Julian Smart
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_CONTROL_H_
  12 #define _WX_CONTROL_H_
  13
  14 #include "wx/dynarray.h"
  15
  16 // General item class
  17 class WXDLLIMPEXP_CORE wxControl : public wxControlBase
  18 {
  19     DECLARE_ABSTRACT_CLASS(wxControl)
  20
  21 public:
  22    wxControl();
  23    wxControl( wxWindow*          pParent
  24              ,wxWindowID         vId
  25              ,const wxPoint&     rPos = wxDefaultPosition
  26              ,const wxSize&      rSize = wxDefaultSize
  27              ,long               lStyle = 0
  28              ,const wxValidator& rValidator = wxDefaultValidator
  29              ,const wxString&    rsName = wxControlNameStr
  30             )
  31     {
  32         Create( pParent, vId, rPos, rSize, lStyle, rValidator, rsName );
  33     }
  34
  35     bool Create( wxWindow*          pParent
  36                 ,wxWindowID         vId
  37                 ,const wxPoint&     rPos = wxDefaultPosition
  38                 ,const wxSize&      rSize = wxDefaultSize
  39                 ,long               lStyle = 0
  40                 ,const wxValidator& rValidator = wxDefaultValidator
  41                 ,const wxString&    rsName = wxControlNameStr
  42                );
  43
  44     virtual void SetLabel(const wxString& rsLabel);
  45     virtual wxString GetLabel() const { return m_label; }
  46
  47     //
  48     // Simulates an event
  49     //
  50     virtual void Command(wxCommandEvent& rEvent) { ProcessCommand(rEvent); }
  51
  52     //
  53     // Implementation from now on
  54     // --------------------------
  55     //
  56
  57     //
  58     // Calls the callback and appropriate event handlers
  59     //
  60     bool ProcessCommand(wxCommandEvent& rEvent);
  61
  62     //
  63     // For ownerdraw items
  64     //
  65     virtual bool OS2OnDraw(WXDRAWITEMSTRUCT* WXUNUSED(pItem)) { return false; }
  66     virtual long OS2OnMeasure(WXMEASUREITEMSTRUCT* WXUNUSED(pItem)) { return 0L; }
  67
  68     wxArrayLong&     GetSubcontrols() { return m_aSubControls; }
  69     void             OnEraseBackground(wxEraseEvent& rEvent);
  70     virtual WXHBRUSH OnCtlColor( WXHDC    hDC
  71                                 ,WXHWND   pWnd
  72                                 ,WXUINT   nCtlColor
  73                                 ,WXUINT   uMessage
  74                                 ,WXWPARAM wParam
  75                                 ,WXLPARAM lParam
  76                                );
  77
  78 public:
  79     //
  80     // For controls like radiobuttons which are really composite
  81     //
  82     wxArrayLong m_aSubControls;
  83
  84     virtual wxSize DoGetBestSize(void) const;
  85
  86     //
  87     // Create the control of the given PM class
  88     //
  89     bool OS2CreateControl( const wxChar*   zClassname
  90                           ,const wxString& rsLabel
  91                           ,const wxPoint&  rPos
  92                           ,const wxSize&   rSize
  93                           ,long            lStyle
  94                          );
  95     //
  96     // Create the control of the given class with the given style, returns false
  97     // if creation failed.
  98     //
  99     bool OS2CreateControl( const wxChar*   zClassname
 100                           ,WXDWORD         dwStyle
 101                           ,const wxPoint&  rPos = wxDefaultPosition
 102                           ,const wxSize&   rSize = wxDefaultSize
 103                           ,const wxString& rsLabel = wxEmptyString
 104                           ,WXDWORD         dwExstyle = (WXDWORD)-1
 105                          );
 106
 107     //
 108     // Default style for the control include WS_TABSTOP if it AcceptsFocus()
 109     //
 110     virtual WXDWORD OS2GetStyle( long     lStyle
 111                                 ,WXDWORD* pdwExstyle
 112                                ) const;
 113
 114     inline int  GetXComp(void) const {return m_nXComp;}
 115     inline int  GetYComp(void) const {return m_nYComp;}
 116     inline void SetXComp(const int nXComp) {m_nXComp = nXComp;}
 117     inline void SetYComp(const int nYComp) {m_nYComp = nYComp;}
 118
 119 private:
 120     int m_nXComp;
 121     int m_nYComp;
 122
 123     wxString m_label;
 124     WXDWORD  m_dwStyle;
 125
 126     DECLARE_EVENT_TABLE()
 127 }; // end of wxControl
 128
 129 #endif // _WX_CONTROL_H_