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 #if WXWIN_COMPATIBILITY
  85     virtual void SetButtonColour(const wxColour& WXUNUSED(rCol)) { }
  86     wxColour*    GetButtonColour(void) const { return NULL; }
  87
  88     inline virtual void SetLabelFont(const wxFont& rFont);
  89     inline virtual void SetButtonFont(const wxFont& rFont);
  90     inline wxFont&      GetLabelFont(void) const;
  91     inline wxFont&      GetButtonFont(void) const;
  92
  93     //
  94     // Adds callback
  95     //
  96     inline void Callback(const wxFunction function);
  97     wxFunction  GetCallback(void) { return m_callback; }
  98
  99 protected:
 100     wxFunction                      m_callback;     // Callback associated with the window
 101 #endif // WXWIN_COMPATIBILITY
 102
 103 public:
 104     //
 105     // For controls like radiobuttons which are really composite
 106     //
 107     wxArrayLong m_aSubControls;
 108
 109     virtual wxSize DoGetBestSize(void) const;
 110
 111     //
 112     // Create the control of the given PM class
 113     //
 114     bool OS2CreateControl( const wxChar*   zClassname
 115                           ,const wxString& rsLabel
 116                           ,const wxPoint&  rPos
 117                           ,const wxSize&   rSize
 118                           ,long            lStyle
 119                          );
 120     //
 121     // Create the control of the given class with the given style, returns FALSE
 122     // if creation failed.
 123     //
 124     bool OS2CreateControl( const wxChar*   zClassname
 125                           ,WXDWORD         dwStyle
 126                           ,const wxPoint&  rPos = wxDefaultPosition
 127                           ,const wxSize&   rSize = wxDefaultSize
 128                           ,const wxString& rsLabel = wxEmptyString
 129                           ,WXDWORD         dwExstyle = (WXDWORD)-1
 130                          );
 131
 132     //
 133     // Default style for the control include WS_TABSTOP if it AcceptsFocus()
 134     //
 135     virtual WXDWORD OS2GetStyle( long     lStyle
 136                                 ,WXDWORD* pdwExstyle
 137                                ) const;
 138
 139     inline int  GetXComp(void) const {return m_nXComp;}
 140     inline int  GetYComp(void) const {return m_nYComp;}
 141     inline void SetXComp(const int nXComp) {m_nXComp = nXComp;}
 142     inline void SetYComp(const int nYComp) {m_nYComp = nYComp;}
 143
 144 private:
 145     int                             m_nXComp;
 146     int                             m_nYComp;
 147    DECLARE_EVENT_TABLE()
 148 }; // end of wxControl
 149
 150 #if WXWIN_COMPATIBILITY
 151     inline void wxControl::Callback(const wxFunction f) { m_callback = f; };
 152     inline wxFont& wxControl::GetLabelFont(void) const { return GetFont(); }
 153     inline wxFont& wxControl::GetButtonFont(void) const { return GetFont(); }
 154     inline void wxControl::SetLabelFont(const wxFont& rFont) { SetFont(rFont); }
 155     inline void wxControl::SetButtonFont(const wxFont& rFont) { SetFont(rFont); }
 156 #endif // WXWIN_COMPATIBILITY
 157
 158 #endif // _WX_CONTROL_H_
 159