include/wx/os2/control.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 WXDLLEXPORT 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
  34                ,vId
  35                ,rPos
  36                ,rSize
  37                ,lStyle
  38                ,rValidator
  39                ,rsName
  40               );
  41     }
  42     virtual ~wxControl();
  43
  44     bool Create( wxWindow*          pParent
  45                 ,wxWindowID         vId
  46                 ,const wxPoint&     rPos = wxDefaultPosition
  47                 ,const wxSize&      rSize = wxDefaultSize
  48                 ,long               lStyle = 0
  49                 ,const wxValidator& rValidator = wxDefaultValidator
  50                 ,const wxString&    rsName = wxControlNameStr
  51                );
  52
  53     //
  54     // Simulates an event
  55     //
  56     virtual void Command(wxCommandEvent& rEvent) { ProcessCommand(rEvent); }
  57
  58     //
  59     // Implementation from now on
  60     // --------------------------
  61     //
  62
  63     //
  64     // Calls the callback and appropriate event handlers
  65     //
  66     bool ProcessCommand(wxCommandEvent& rEvent);
  67
  68     //
  69     // For ownerdraw items
  70     //
  71     virtual bool OS2OnDraw(WXDRAWITEMSTRUCT* WXUNUSED(pItem)) { return FALSE; };
  72     virtual long OS2OnMeasure(WXMEASUREITEMSTRUCT* WXUNUSED(pItem)) { return 0L; };
  73
  74     wxArrayLong&     GetSubcontrols() { return m_aSubControls; }
  75     void             OnEraseBackground(wxEraseEvent& rEvent);
  76     virtual WXHBRUSH OnCtlColor( WXHDC    hDC
  77                                 ,WXHWND   pWnd
  78                                 ,WXUINT   nCtlColor
  79                                 ,WXUINT   uMessage
  80                                 ,WXWPARAM wParam
  81                                 ,WXLPARAM lParam
  82                                );
  83
  84 public:
  85     //
  86     // For controls like radiobuttons which are really composite
  87     //
  88     wxArrayLong m_aSubControls;
  89
  90     virtual wxSize DoGetBestSize(void) const;
  91
  92     //
  93     // Create the control of the given PM class
  94     //
  95     bool OS2CreateControl( const wxChar*   zClassname
  96                           ,const wxString& rsLabel
  97                           ,const wxPoint&  rPos
  98                           ,const wxSize&   rSize
  99                           ,long            lStyle
 100                          );
 101     //
 102     // Create the control of the given class with the given style, returns FALSE
 103     // if creation failed.
 104     //
 105     bool OS2CreateControl( const wxChar*   zClassname
 106                           ,WXDWORD         dwStyle
 107                           ,const wxPoint&  rPos = wxDefaultPosition
 108                           ,const wxSize&   rSize = wxDefaultSize
 109                           ,const wxString& rsLabel = wxEmptyString
 110                           ,WXDWORD         dwExstyle = (WXDWORD)-1
 111                          );
 112
 113     //
 114     // Default style for the control include WS_TABSTOP if it AcceptsFocus()
 115     //
 116     virtual WXDWORD OS2GetStyle( long     lStyle
 117                                 ,WXDWORD* pdwExstyle
 118                                ) const;
 119
 120     inline int  GetXComp(void) const {return m_nXComp;}
 121     inline int  GetYComp(void) const {return m_nYComp;}
 122     inline void SetXComp(const int nXComp) {m_nXComp = nXComp;}
 123     inline void SetYComp(const int nYComp) {m_nYComp = nYComp;}
 124
 125 private:
 126     int                             m_nXComp;
 127     int                             m_nYComp;
 128    DECLARE_EVENT_TABLE()
 129 }; // end of wxControl
 130
 131 #endif // _WX_CONTROL_H_
 132