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