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 #if wxUSE_VALIDATORS
  30              ,const wxValidator& rValidator = wxDefaultValidator
  31 #endif
  32              ,const wxString&    rsName = wxControlNameStr
  33             )
  34     {
  35         Create( pParent
  36                ,vId
  37                ,rPos
  38                ,rSize
  39                ,lStyle
  40                ,rValidator
  41                ,rsName
  42               );
  43     }
  44     virtual ~wxControl();
  45
  46     bool Create( wxWindow*          pParent
  47                 ,wxWindowID         vId
  48                 ,const wxPoint&     rPos = wxDefaultPosition
  49                 ,const wxSize&      rSize = wxDefaultSize
  50                 ,long               lStyle = 0
  51 #if wxUSE_VALIDATORS
  52                 ,const wxValidator& rValidator = wxDefaultValidator
  53 #endif
  54                 ,const wxString&    rsName = wxControlNameStr
  55                );
  56
  57     //
  58     // Simulates an event
  59     //
  60     virtual void Command(wxCommandEvent& rEvent) { ProcessCommand(rEvent); }
  61
  62     //
  63     // Implementation from now on
  64     // --------------------------
  65     //
  66
  67     //
  68     // Calls the callback and appropriate event handlers
  69     //
  70     bool ProcessCommand(wxCommandEvent& rEvent);
  71
  72     //
  73     // For ownerdraw items
  74     //
  75     virtual bool OS2OnDraw(WXDRAWITEMSTRUCT* WXUNUSED(pItem)) { return FALSE; };
  76     virtual bool OS2OnMeasure(WXMEASUREITEMSTRUCT* WXUNUSED(pItem)) { return FALSE; };
  77
  78     wxArrayLong&     GetSubcontrols() { return m_aSubControls; }
  79     void             OnEraseBackground(wxEraseEvent& rEvent);
  80     virtual WXHBRUSH OnCtlColor( WXHDC    hDC
  81                                 ,WXHWND   pWnd
  82                                 ,WXUINT   nCtlColor
  83                                 ,WXUINT   uMessage
  84                                 ,WXWPARAM wParam
  85                                 ,WXLPARAM lParam
  86                                );
  87
  88 #if WXWIN_COMPATIBILITY
  89     virtual void SetButtonColour(const wxColour& WXUNUSED(rCol)) { }
  90     wxColour*    GetButtonColour(void) const { return NULL; }
  91
  92     inline virtual void SetLabelFont(const wxFont& rFont);
  93     inline virtual void SetButtonFont(const wxFont& rFont);
  94     inline wxFont&      GetLabelFont(void) const;
  95     inline wxFont&      GetButtonFont(void) const;
  96
  97     //
  98     // Adds callback
  99     //
 100     inline void Callback(const wxFunction function);
 101     wxFunction  GetCallback(void) { return m_callback; }
 102
 103 protected:
 104     wxFunction                      m_callback;     // Callback associated with the window
 105 #endif // WXWIN_COMPATIBILITY
 106
 107 public:
 108     //
 109     // For controls like radiobuttons which are really composite
 110     //
 111     wxArrayLong m_aSubControls;
 112
 113     virtual wxSize DoGetBestSize(void) const;
 114
 115     bool OS2CreateControl( wxWindow*          pParent
 116                           ,wxWindowID         lId
 117                           ,const wxPoint&     rPos
 118                           ,const wxSize&      rSize
 119                           ,long               lStyle
 120 #if wxUSE_VALIDATORS
 121                           ,const wxValidator& rValidator
 122 #endif
 123                           ,const wxString&    rsName
 124                          );
 125     //
 126     // Create the control of the given class with the given style, returns FALSE
 127     // if creation failed.
 128     //
 129     bool OS2CreateControl( const wxChar*   zClassname
 130                           ,WXDWORD         dwStyle
 131                           ,const wxPoint&  rPos = wxDefaultPosition
 132                           ,const wxSize&   rSize = wxDefaultSize
 133                           ,const wxString& rsLabel = wxEmptyString
 134                           ,WXDWORD         dwExstyle = (WXDWORD)-1
 135                          );
 136
 137     //
 138     // Determine the extended styles combination for this window (may slightly
 139     // modify styl parameter)
 140     //
 141     WXDWORD GetExStyle(WXDWORD& rStyle) const;
 142
 143     inline int  GetXComp(void) const {return m_nXComp;}
 144     inline int  GetYComp(void) const {return m_nYComp;}
 145     inline void SetXComp(const int nXComp) {m_nXComp = nXComp;}
 146     inline void SetYComp(const int nYComp) {m_nYComp = nYComp;}
 147
 148 private:
 149     int                             m_nXComp;
 150     int                             m_nYComp;
 151    DECLARE_EVENT_TABLE()
 152 }; // end of wxControl
 153
 154 #if WXWIN_COMPATIBILITY
 155     inline void wxControl::Callback(const wxFunction f) { m_callback = f; };
 156     inline wxFont& wxControl::GetLabelFont(void) const { return GetFont(); }
 157     inline wxFont& wxControl::GetButtonFont(void) const { return GetFont(); }
 158     inline void wxControl::SetLabelFont(const wxFont& rFont) { SetFont(rFont); }
 159     inline void wxControl::SetButtonFont(const wxFont& rFont) { SetFont(rFont); }
 160 #endif // WXWIN_COMPATIBILITY
 161
 162 #endif // _WX_CONTROL_H_
 163