wxWidgets/include/wx/msw/control.h

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/////////////////////////////////////////////////////////////////////////////
// Name: control.h
// Purpose: wxControl class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_CONTROL_H_
#define _WX_CONTROL_H_
#ifdef __GNUG__
#pragma interface "control.h"
#endif
#include "wx/dynarray.h"
WXDLLEXPORT_DATA(extern const wxChar*) wxControlNameStr;
// General item class
class WXDLLEXPORT wxControl : public wxControlBase
{
DECLARE_ABSTRACT_CLASS(wxControl)
public:
wxControl();
wxControl(wxWindow *parent, wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize, long style = 0,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxControlNameStr)
{
Create(parent, id, pos, size, style, validator, name);
}
bool Create(wxWindow *parent, wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize, long style = 0,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxControlNameStr);
virtual ~wxControl();
// Simulates an event
virtual void Command(wxCommandEvent& event) { ProcessCommand(event); }
// implementation from now on
// --------------------------
// Calls the callback and appropriate event handlers
bool ProcessCommand(wxCommandEvent& event);
// MSW-specific
#ifdef __WIN95__
virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
#endif // Win95
// For ownerdraw items
virtual bool MSWOnDraw(WXDRAWITEMSTRUCT *WXUNUSED(item)) { return FALSE; };
virtual bool MSWOnMeasure(WXMEASUREITEMSTRUCT *WXUNUSED(item)) { return FALSE; };
wxArrayLong GetSubcontrols() { return m_subControls; }
void OnEraseBackground(wxEraseEvent& event);
virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
#if WXWIN_COMPATIBILITY
virtual void SetButtonColour(const wxColour& WXUNUSED(col)) { }
wxColour* GetButtonColour() const { return NULL; }
inline virtual void SetLabelFont(const wxFont& font);
inline virtual void SetButtonFont(const wxFont& font);
inline wxFont& GetLabelFont() const;
inline wxFont& GetButtonFont() const;
// Adds callback
inline void Callback(const wxFunction function);
wxFunction GetCallback() { return m_callback; }
protected:
wxFunction m_callback; // Callback associated with the window
#endif // WXWIN_COMPATIBILITY
protected:
// for controls like radiobuttons which are really composite this array
// holds the ids (not HWNDs!) of the sub controls
wxArrayLong m_subControls;
virtual wxSize DoGetBestSize() const;
// create the control of the given class with the given style, returns FALSE
// if creation failed
//
// All parameters except classname and style are optional, if the
// size/position are not given, they should be set later with SetSize() and,
// label (the title of the window), of course, is left empty. The extended
// style is determined from the style and the app 3D settings automatically
// if it's not specified explicitly.
bool MSWCreateControl(const wxChar *classname,
WXDWORD style,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
const wxString& label = wxEmptyString,
WXDWORD exstyle = (WXDWORD)-1);
// determine the extended styles combination for this window (may slightly
// modify style parameter, this is why it's non const)
WXDWORD GetExStyle(WXDWORD& style, bool *want3D) const;
private:
DECLARE_EVENT_TABLE()
};
#if WXWIN_COMPATIBILITY
inline void wxControl::Callback(const wxFunction f) { m_callback = f; };
inline wxFont& wxControl::GetLabelFont() const { return (wxFont &)GetFont(); }
inline wxFont& wxControl::GetButtonFont() const { return (wxFont &)GetFont(); }
inline void wxControl::SetLabelFont(const wxFont& font) { SetFont(font); }
inline void wxControl::SetButtonFont(const wxFont& font) { SetFont(font); }
#endif // WXWIN_COMPATIBILITY
#endif
// _WX_CONTROL_H_