include/wx/palmos/control.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/palmos/control.h
   3 // Purpose:     wxControl class
   4 // Author:      William Osborne - minimal working wxPalmOS port
   5 // Modified by:
   6 // Created:     10/13/04
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) William Osborne
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_CONTROL_H_
  13 #define _WX_CONTROL_H_
  14
  15 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  16     #pragma interface "control.h"
  17 #endif
  18
  19 #include "wx/dynarray.h"
  20
  21 // General item class
  22 class WXDLLEXPORT wxControl : public wxControlBase
  23 {
  24 public:
  25     wxControl() { }
  26
  27     wxControl(wxWindow *parent, wxWindowID id,
  28               const wxPoint& pos = wxDefaultPosition,
  29               const wxSize& size = wxDefaultSize, long style = 0,
  30               const wxValidator& validator = wxDefaultValidator,
  31               const wxString& name = wxControlNameStr)
  32     {
  33         Create(parent, id, pos, size, style, validator, name);
  34     }
  35
  36     bool Create(wxWindow *parent, wxWindowID id,
  37             const wxPoint& pos = wxDefaultPosition,
  38             const wxSize& size = wxDefaultSize, long style = 0,
  39             const wxValidator& validator = wxDefaultValidator,
  40             const wxString& name = wxControlNameStr);
  41
  42     virtual ~wxControl();
  43
  44     // Simulates an event
  45     virtual void Command(wxCommandEvent& event) { ProcessCommand(event); }
  46
  47     virtual bool Enable( bool enable = true );
  48     virtual bool IsEnabled() const;
  49
  50     virtual bool Show( bool show = true );
  51     virtual bool IsShown() const;
  52
  53     // implementation from now on
  54     // --------------------------
  55
  56     virtual wxVisualAttributes GetDefaultAttributes() const
  57     {
  58         return GetClassDefaultAttributes(GetWindowVariant());
  59     }
  60
  61     static wxVisualAttributes
  62     GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
  63
  64     // Calls the callback and appropriate event handlers
  65     bool ProcessCommand(wxCommandEvent& event);
  66
  67     const wxArrayLong& GetSubcontrols() const { return m_subControls; }
  68
  69     void OnEraseBackground(wxEraseEvent& event);
  70
  71     virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
  72             WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
  73
  74 protected:
  75     // choose the default border for this window
  76     virtual wxBorder GetDefaultBorder() const;
  77
  78     // return default best size (doesn't really make any sense, override this)
  79     virtual wxSize DoGetBestSize() const;
  80
  81     // create the control of the given ControlStyleType: this is typically called
  82     // from Create() method of the derived class passing its label, pos and
  83     // size parameter (style parameter is not needed because m_windowStyle is
  84     // supposed to had been already set and so is used instead when this
  85     // function is called)
  86     bool PalmCreateControl(ControlStyleType style,
  87                            wxWindow *parent,
  88                            wxWindowID id,
  89                            const wxString& label,
  90                            const wxPoint& pos,
  91                            const wxSize& size);
  92
  93     // this is a helper for the derived class GetClassDefaultAttributes()
  94     // implementation: it returns the right colours for the classes which
  95     // contain something else (e.g. wxListBox, wxTextCtrl, ...) instead of
  96     // being simple controls (such as wxButton, wxCheckBox, ...)
  97     static wxVisualAttributes
  98         GetCompositeControlsDefaultAttributes(wxWindowVariant variant);
  99
 100
 101     // for controls like radiobuttons which are really composite this array
 102     // holds the ids (not HWNDs!) of the sub controls
 103     wxArrayLong m_subControls;
 104
 105     ControlType *m_control;
 106     uint16_t m_objectIndex;
 107
 108 private:
 109     DECLARE_DYNAMIC_CLASS_NO_COPY(wxControl)
 110     DECLARE_EVENT_TABLE()
 111 };
 112
 113 #endif
 114     // _WX_CONTROL_H_