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/////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/control.h
// Purpose: wxControl class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_CONTROL_H_
#define _WX_CONTROL_H_
#include "wx/dynarray.h"
// General item class
class WXDLLIMPEXP_CORE wxControl : public wxControlBase
{
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 = wxASCII_STR(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 = wxASCII_STR(wxControlNameStr));
// Simulates an event
virtual void Command(wxCommandEvent& event) wxOVERRIDE { ProcessCommand(event); }
// implementation from now on
// --------------------------
virtual wxVisualAttributes GetDefaultAttributes() const wxOVERRIDE
{
return GetClassDefaultAttributes(GetWindowVariant());
}
static wxVisualAttributes
GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
// Calls the callback and appropriate event handlers
bool ProcessCommand(wxCommandEvent& event);
// MSW-specific
virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) wxOVERRIDE;
// For ownerdraw items
virtual bool MSWOnDraw(WXDRAWITEMSTRUCT *WXUNUSED(item)) { return false; }
virtual bool MSWOnMeasure(WXMEASUREITEMSTRUCT *WXUNUSED(item)) { return false; }
const wxArrayLong& GetSubcontrols() const { return m_subControls; }
// default handling of WM_CTLCOLORxxx: this is public so that wxWindow
// could call it
virtual WXHBRUSH MSWControlColor(WXHDC pDC, WXHWND hWnd);
// default style for the control include WS_TABSTOP if it AcceptsFocus()
virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const wxOVERRIDE;
protected:
// Hook for common controls for which we don't want to set the default font
// as if we do set it, the controls don't update their font size
// automatically in response to WM_SETTINGCHANGE if it's changed in the
// display properties in the control panel, so avoid doing this for them.
virtual bool MSWShouldSetDefaultFont() const { return true; }
// choose the default border for this window
virtual wxBorder GetDefaultBorder() const wxOVERRIDE;
// return default best size (doesn't really make any sense, override this)
virtual wxSize DoGetBestSize() const wxOVERRIDE;
// create the control of the given Windows class: this is typically called
// from Create() method of the derived class passing its label, pos and
// size parameter (style parameter is not needed because m_windowStyle is
// supposed to had been already set and so is used instead when this
// function is called)
bool MSWCreateControl(const wxChar *classname,
const wxString& label,
const wxPoint& pos,
const wxSize& size);
// NB: the method below is deprecated now, with MSWGetStyle() the method
// above should be used instead! Once all the controls are updated to
// implement MSWGetStyle() this version will disappear.
//
// create the control of the given class with the given style (combination
// of WS_XXX flags, i.e. Windows style, not wxWidgets one), 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);
// call this from the derived class MSWControlColor() if you want to show
// the control greyed out (and opaque)
WXHBRUSH MSWControlColorDisabled(WXHDC pDC);
// common part of the 3 functions above: pass wxNullColour to use the
// appropriate background colour (meaning ours or our parents) or a fixed
// one
virtual WXHBRUSH DoMSWControlColor(WXHDC pDC, wxColour colBg, WXHWND hWnd);
// Look in our GetSubcontrols() for the windows with the given ID.
virtual wxWindow *MSWFindItem(long id, WXHWND hWnd) const wxOVERRIDE;
// for controls like radiobuttons which are really composite this array
// holds the ids (not HWNDs!) of the sub controls
wxArrayLong m_subControls;
private:
wxDECLARE_DYNAMIC_CLASS_NO_COPY(wxControl);
};
#endif // _WX_CONTROL_H_
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