include/wx/msw/control.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        control.h
   3 // Purpose:     wxControl class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   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 #ifdef __GNUG__
  16 #pragma interface "control.h"
  17 #endif
  18
  19 #include "wx/window.h"
  20 #include "wx/list.h"
  21 #include "wx/validate.h"
  22
  23 // General item class
  24 class WXDLLEXPORT wxControl: public wxWindow
  25 {
  26   DECLARE_ABSTRACT_CLASS(wxControl)
  27 public:
  28    wxControl(void);
  29    ~wxControl(void);
  30
  31    virtual void Command(wxCommandEvent& WXUNUSED(event)) = 0;        // Simulates an event
  32    virtual void ProcessCommand(wxCommandEvent& event); // Calls the callback and
  33                                                                  // appropriate event handlers
  34    virtual void SetClientSize(int width, int height);
  35    virtual void SetLabel(const wxString& label);
  36    virtual wxString GetLabel(void) const ;
  37
  38 #if WXWIN_COMPATIBILITY
  39    inline virtual void SetButtonColour(const wxColour& WXUNUSED(col)) { }
  40    inline wxColour*GetButtonColour(void) const { return NULL; }
  41
  42    inline virtual void SetLabelFont(const wxFont& font);
  43    inline virtual void SetButtonFont(const wxFont& font);
  44    inline wxFont  *GetLabelFont(void) const ;
  45    inline wxFont  *GetButtonFont(void) const ;
  46 #endif
  47
  48    // Places item in centre of panel - so can't be used BEFORE panel->Fit()
  49    void Centre(int direction = wxHORIZONTAL);
  50    inline void Callback(const wxFunction function);           // Adds callback
  51
  52    // MSW-specific
  53
  54    // Window procedure
  55    virtual long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
  56    virtual void MSWOnMouseMove(int x, int y, WXUINT flags);
  57    virtual bool MSWNotify(WXWPARAM wParam, WXLPARAM lParam);
  58
  59    void OnEraseBackground(wxEraseEvent& event);
  60
  61    // For ownerdraw items
  62    virtual bool MSWOnDraw(WXDRAWITEMSTRUCT *WXUNUSED(item)) { return FALSE; };
  63    virtual bool MSWOnMeasure(WXMEASUREITEMSTRUCT *WXUNUSED(item)) { return FALSE; };
  64
  65    inline wxFunction GetCallback(void) { return m_callback; }
  66    inline wxList& GetSubcontrols(void) { return m_subControls; }
  67 protected:
  68    wxFunction       m_callback;     // Callback associated with the window
  69
  70    // MSW implementation
  71    wxList           m_subControls; // For controls like radiobuttons which are really composite
  72
  73 DECLARE_EVENT_TABLE()
  74 };
  75
  76 inline void wxControl::Callback(const wxFunction function) { m_callback = function; };           // Adds callback
  77
  78 #if WXWIN_COMPATIBILITY
  79 inline wxFont  *wxControl::GetLabelFont(void) const         { return GetFont() ; }
  80 inline wxFont  *wxControl::GetButtonFont(void) const        { return GetFont() ; }
  81 inline void wxControl::SetLabelFont(const wxFont& font) { SetFont(font); }
  82 inline void wxControl::SetButtonFont(const wxFont& font) { SetFont(font); }
  83 #endif
  84
  85 #endif
  86     // _WX_CONTROL_H_