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